// Switchboard.java // (C) 2004-2007 by Michael Peter Christen; mc@yacy.net, Frankfurt a. M., Germany // first published 2004 on http://yacy.net // // This is a part of YaCy, a peer-to-peer based web search engine // // $LastChangedDate$ // $LastChangedRevision$ // $LastChangedBy$ // // LICENSE // // This program is free software; you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation; either version 2 of the License, or // (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program; if not, write to the Free Software // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA /* This class holds the run-time environment of the plasma Search Engine. It's data forms a blackboard which can be used to organize running jobs around the indexing algorithm. The blackboard consist of the following entities: - storage: one plasmaStore object with the url-based database - configuration: initialized by properties once, then by external functions - job queues: for parsing, condensing, indexing */ package net.yacy.search; import java.io.BufferedInputStream; import java.io.BufferedOutputStream; import java.io.BufferedReader; import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.OutputStream; import java.io.PrintWriter; import java.io.Reader; import java.net.InetAddress; import java.net.MalformedURLException; import java.net.ServerSocket; import java.net.Socket; import java.security.NoSuchAlgorithmException; import java.security.PublicKey; import java.security.spec.InvalidKeySpecException; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Collection; import java.util.Collections; import java.util.Date; import java.util.HashMap; import java.util.HashSet; import java.util.Iterator; import java.util.LinkedHashMap; import java.util.LinkedHashSet; import java.util.List; import java.util.Locale; import java.util.Map; import java.util.Properties; import java.util.Set; import java.util.SortedSet; import java.util.TreeMap; import java.util.TreeSet; import java.util.concurrent.ArrayBlockingQueue; import java.util.concurrent.BlockingQueue; import java.util.concurrent.ConcurrentHashMap; import java.util.concurrent.LinkedBlockingQueue; import java.util.concurrent.Semaphore; import java.util.concurrent.atomic.AtomicInteger; import java.util.regex.Pattern; import java.util.regex.PatternSyntaxException; import java.util.zip.Deflater; import java.util.zip.GZIPInputStream; import java.util.zip.GZIPOutputStream; import java.util.zip.ZipEntry; import java.util.zip.ZipInputStream; import javax.servlet.http.HttpServletRequest; import org.apache.solr.common.SolrDocument; import org.apache.solr.common.SolrException; import org.apache.solr.common.SolrInputDocument; import org.apache.solr.core.SolrCore; import org.apache.solr.search.SyntaxError; import com.cybozu.labs.langdetect.DetectorFactory; import com.cybozu.labs.langdetect.LangDetectException; import com.google.common.io.Files; import net.yacy.cora.date.GenericFormatter; import net.yacy.cora.document.WordCache; import net.yacy.cora.document.analysis.Classification; import net.yacy.cora.document.encoding.ASCII; import net.yacy.cora.document.encoding.UTF8; import net.yacy.cora.document.feed.RSSFeed; import net.yacy.cora.document.feed.RSSMessage; import net.yacy.cora.document.feed.RSSReader; import net.yacy.cora.document.id.AnchorURL; import net.yacy.cora.document.id.DigestURL; import net.yacy.cora.document.id.MultiProtocolURL; import net.yacy.cora.federate.solr.FailCategory; import net.yacy.cora.federate.solr.Ranking; import net.yacy.cora.federate.solr.connector.ShardSelection; import net.yacy.cora.federate.solr.instance.EmbeddedInstance; import net.yacy.cora.federate.solr.instance.RemoteInstance; import net.yacy.cora.federate.yacy.CacheStrategy; import net.yacy.cora.lod.vocabulary.Tagging; import net.yacy.cora.order.Base64Order; import net.yacy.cora.order.Digest; import net.yacy.cora.order.NaturalOrder; import net.yacy.cora.protocol.ClientIdentification; import net.yacy.cora.protocol.ConnectionInfo; import net.yacy.cora.protocol.Domains; import net.yacy.cora.protocol.RequestHeader; import net.yacy.cora.protocol.Scanner; import net.yacy.cora.protocol.TimeoutRequest; import net.yacy.cora.protocol.http.HTTPClient; import net.yacy.cora.protocol.http.ProxySettings; import net.yacy.cora.util.CommonPattern; import net.yacy.cora.util.ConcurrentLog; import net.yacy.cora.util.Memory; import net.yacy.crawler.CrawlStacker; import net.yacy.crawler.CrawlSwitchboard; import net.yacy.crawler.HarvestProcess; import net.yacy.crawler.data.Cache; import net.yacy.crawler.data.CrawlProfile; import net.yacy.crawler.data.CrawlProfile.CrawlAttribute; import net.yacy.crawler.data.CrawlQueues; import net.yacy.crawler.data.NoticedURL; import net.yacy.crawler.data.NoticedURL.StackType; import net.yacy.crawler.data.ResultImages; import net.yacy.crawler.data.ResultURLs; import net.yacy.crawler.data.ResultURLs.EventOrigin; import net.yacy.crawler.data.Transactions; import net.yacy.crawler.retrieval.Request; import net.yacy.crawler.retrieval.Response; import net.yacy.crawler.robots.RobotsTxt; import net.yacy.data.BlogBoard; import net.yacy.data.BlogBoardComments; import net.yacy.data.BookmarkHelper; import net.yacy.data.BookmarksDB; import net.yacy.data.ListManager; import net.yacy.data.MessageBoard; import net.yacy.data.UserDB; import net.yacy.data.UserDB.AccessRight; import net.yacy.data.WorkTables; import net.yacy.data.wiki.WikiBoard; import net.yacy.data.wiki.WikiCode; import net.yacy.data.wiki.WikiParser; import net.yacy.document.Condenser; import net.yacy.document.Document; import net.yacy.document.LibraryProvider; import net.yacy.document.Parser; import net.yacy.document.ProbabilisticClassifier; import net.yacy.document.TextParser; import net.yacy.document.Tokenizer; import net.yacy.document.VocabularyScraper; import net.yacy.document.content.DCEntry; import net.yacy.document.content.SurrogateReader; import net.yacy.document.importer.JsonListImporter; import net.yacy.document.importer.OAIListFriendsLoader; import net.yacy.document.importer.WarcImporter; import net.yacy.document.parser.audioTagParser; import net.yacy.document.parser.pdfParser; import net.yacy.document.parser.html.Evaluation; import net.yacy.gui.Audio; import net.yacy.gui.Tray; import net.yacy.http.YaCyHttpServer; import net.yacy.kelondro.blob.ArrayStack; import net.yacy.kelondro.blob.BEncodedHeap; import net.yacy.kelondro.blob.Tables; import net.yacy.kelondro.blob.Tables.SortDirection; import net.yacy.kelondro.data.meta.URIMetadataNode; import net.yacy.kelondro.data.word.Word; import net.yacy.kelondro.logging.GuiHandler; import net.yacy.kelondro.logging.ThreadDump; import net.yacy.kelondro.rwi.ReferenceContainer; import net.yacy.kelondro.util.FileUtils; import net.yacy.kelondro.util.MemoryControl; import net.yacy.kelondro.util.OS; import net.yacy.kelondro.util.SetTools; import net.yacy.kelondro.workflow.BusyThread; import net.yacy.kelondro.workflow.InstantBusyThread; import net.yacy.kelondro.workflow.OneTimeBusyThread; import net.yacy.kelondro.workflow.WorkflowProcessor; import net.yacy.kelondro.workflow.WorkflowThread; import net.yacy.peers.DHTSelection; import net.yacy.peers.Dispatcher; import net.yacy.peers.EventChannel; import net.yacy.peers.Network; import net.yacy.peers.NewsPool; import net.yacy.peers.Protocol; import net.yacy.peers.Seed; import net.yacy.peers.SeedDB; import net.yacy.peers.graphics.NetworkGraph; import net.yacy.peers.graphics.WebStructureGraph; import net.yacy.peers.operation.yacyBuildProperties; import net.yacy.peers.operation.yacyRelease; import net.yacy.peers.operation.yacyUpdateLocation; import net.yacy.repository.Blacklist; import net.yacy.repository.Blacklist.BlacklistType; import net.yacy.repository.FilterEngine; import net.yacy.repository.LoaderDispatcher; import net.yacy.search.index.Fulltext; import net.yacy.search.index.Segment; import net.yacy.search.index.Segment.ReferenceReportCache; import net.yacy.search.index.SingleDocumentMatcher; import net.yacy.search.query.AccessTracker; import net.yacy.search.query.SearchEvent; import net.yacy.search.query.SearchEventCache; import net.yacy.search.ranking.RankingProfile; import net.yacy.search.schema.CollectionConfiguration; import net.yacy.search.schema.CollectionSchema; import net.yacy.search.schema.WebgraphConfiguration; import net.yacy.search.snippet.TextSnippet; import net.yacy.server.serverCore; import net.yacy.server.serverSwitch; import net.yacy.server.http.RobotsTxtConfig; import net.yacy.utils.CryptoLib; import net.yacy.utils.crypt; import net.yacy.utils.upnp.UPnP; import net.yacy.visualization.CircleTool; public final class Switchboard extends serverSwitch { final static String SOLR_COLLECTION_CONFIGURATION_NAME_OLD = "solr.keys.default.list"; public final static String SOLR_COLLECTION_CONFIGURATION_NAME = "solr.collection.schema"; public final static String SOLR_WEBGRAPH_CONFIGURATION_NAME = "solr.webgraph.schema"; public static long lastPPMUpdate = System.currentTimeMillis() - 30000; private static final int dhtMaxContainerCount = 500; private int dhtMaxReferenceCount = 1000; // colored list management public static SortedSet badwords = new TreeSet<>(NaturalOrder.naturalComparator); public static SortedSet stopwords = new TreeSet<>(NaturalOrder.naturalComparator); public static SortedSet blueList = null; public static SortedSet stopwordHashes = null; public static Blacklist urlBlacklist = null; public static WikiParser wikiParser = null; // storage management public File htCachePath; public final File dictionariesPath, classificationPath; public File listsPath; public File htDocsPath; public File workPath; public File releasePath; public File networkRoot; public File queuesRoot; public File surrogatesInPath; public File surrogatesOutPath; public Segment index; public LoaderDispatcher loader; public CrawlSwitchboard crawler; public CrawlQueues crawlQueues; public CrawlStacker crawlStacker; public MessageBoard messageDB; public WikiBoard wikiDB; public BlogBoard blogDB; public BlogBoardComments blogCommentDB; public RobotsTxt robots; public Map outgoingCookies, incomingCookies; public volatile long proxyLastAccess, localSearchLastAccess, remoteSearchLastAccess, adminAuthenticationLastAccess, optimizeLastRun; public Network yc; public ResourceObserver observer; public UserDB userDB; public BookmarksDB bookmarksDB; public WebStructureGraph webStructure; public ConcurrentHashMap> localSearchTracker, remoteSearchTracker; // mappings from requesting host to a TreeSet of Long(access time) public int searchQueriesRobinsonFromLocal = 0; // absolute counter of all local queries submitted on this peer from a local or autheticated used public int searchQueriesRobinsonFromRemote = 0; // absolute counter of all local queries submitted on this peer from a remote IP without authentication public float searchQueriesGlobal = 0f; // partial counter of remote queries (1/number-of-requested-peers) public SortedSet clusterhashes; // a set of cluster hashes public List networkWhitelist, networkBlacklist; public FilterEngine domainList; private Dispatcher dhtDispatcher; public LinkedBlockingQueue trail; // connect infos from cytag servlet public SeedDB peers; public Set localcluster_scan; public WorkTables tables; public Tray tray; private long lastStats = 0; // time when the last row was written to the stats table public WorkflowProcessor indexingDocumentProcessor; public WorkflowProcessor indexingCondensementProcessor; public WorkflowProcessor indexingAnalysisProcessor; public WorkflowProcessor indexingStorageProcessor; public RobotsTxtConfig robotstxtConfig = null; public boolean useTailCache; public boolean exceed134217727; public final long startupTime = System.currentTimeMillis(); private final Semaphore shutdownSync = new Semaphore(0); private boolean terminate = false; private boolean startupAction = true; // this is set to false after the first event private static Switchboard sb; public HashMap crawlJobsStatus = new HashMap<>(); public Switchboard(final File dataPath, final File appPath, final String initPath, final String configPath) { super(dataPath, appPath, initPath, configPath); sb = this; // check if port is already occupied final int port = this.getLocalPort(); if (TimeoutRequest.ping(Domains.LOCALHOST, port, 500)) { throw new RuntimeException( "a server is already running on the YaCy port " + port + "; possibly another YaCy process has not terminated yet. Please stop YaCy before running a new instance."); } MemoryTracker.startSystemProfiling(); // set loglevel and log this.setLog(new ConcurrentLog("SWITCHBOARD")); AccessTracker.setDumpFile(new File(dataPath, "DATA/LOG/queries.log")); // set timeoutrequests final boolean timeoutrequests = this.getConfigBool("timeoutrequests", true); TimeoutRequest.enable = timeoutrequests; // UPnP port mapping if ( this.getConfigBool(SwitchboardConstants.UPNP_ENABLED, false) ) { new OneTimeBusyThread("UPnP.addPortMappings") { @Override public boolean jobImpl() throws Exception { UPnP.addPortMappings(); return true; } }.start(); } // init TrayIcon if possible this.tray = new Tray(this); // remote proxy configuration this.initRemoteProxy(); // memory configuration final long tableCachingLimit = this.getConfigLong("tableCachingLimit", 419430400L); if ( MemoryControl.available() > tableCachingLimit ) { this.useTailCache = true; } this.exceed134217727 = this.getConfigBool("exceed134217727", true); if ( MemoryControl.available() > 1024L * 1024L * 1024L * 2L ) { this.exceed134217727 = true; } // load values from configs final File indexPath = this.getDataPath(SwitchboardConstants.INDEX_PRIMARY_PATH, SwitchboardConstants.INDEX_PATH_DEFAULT); this.log.config("Index Primary Path: " + indexPath.toString()); final File archivePath = this.getDataPath(SwitchboardConstants.INDEX_ARCHIVE_PATH, SwitchboardConstants.INDEX_ARCHIVE_DEFAULT); this.log.config("Index Archive Path: " + archivePath.toString()); this.listsPath = this.getDataPath(SwitchboardConstants.LISTS_PATH, SwitchboardConstants.LISTS_PATH_DEFAULT); this.log.config("Lists Path: " + this.listsPath.toString()); this.htDocsPath = this.getDataPath(SwitchboardConstants.HTDOCS_PATH, SwitchboardConstants.HTDOCS_PATH_DEFAULT); this.log.config("HTDOCS Path: " + this.htDocsPath.toString()); this.workPath = this.getDataPath(SwitchboardConstants.WORK_PATH, SwitchboardConstants.WORK_PATH_DEFAULT); this.workPath.mkdirs(); // if default work files exist, copy them (don't overwrite existing!) final File defaultWorkPath = new File(appPath, "defaults/data/work"); if (defaultWorkPath.list() != null) { for (final String fs : defaultWorkPath.list()) { final File wf = new File(this.workPath, fs); if (!wf.exists()) { try { Files.copy(new File(defaultWorkPath, fs), wf); } catch (final IOException e) { ConcurrentLog.logException(e); } } } } this.log.config("Work Path: " + this.workPath.toString()); this.dictionariesPath = this.getDataPath( SwitchboardConstants.DICTIONARY_SOURCE_PATH, SwitchboardConstants.DICTIONARY_SOURCE_PATH_DEFAULT); this.log.config("Dictionaries Path:" + this.dictionariesPath.toString()); if (!this.dictionariesPath.exists()) this.dictionariesPath.mkdirs(); this.classificationPath = this.getDataPath( SwitchboardConstants.CLASSIFICATION_SOURCE_PATH, SwitchboardConstants.CLASSIFICATION_SOURCE_PATH_DEFAULT); this.log.config("Classification Path:" + this.classificationPath.toString()); if (!this.classificationPath.exists()) this.classificationPath.mkdirs(); CollectionConfiguration.UNIQUE_HEURISTIC_PREFER_HTTPS = this.getConfigBool("search.ranking.uniqueheuristic.preferhttps", false); CollectionConfiguration.UNIQUE_HEURISTIC_PREFER_WWWPREFIX = this.getConfigBool("search.ranking.uniqueheuristic.preferwwwprefix", true); // init libraries this.log.config("initializing libraries"); new Thread("LibraryProvider.initialize") { @Override public void run() { LibraryProvider.initialize(Switchboard.this.dictionariesPath); // persistent Vocabulary Switches final Set omit = Switchboard.this.getConfigSet("search.result.show.vocabulary.omit"); for (final String o: omit) { final Tagging t = LibraryProvider.autotagging.getVocabulary(o); if (t != null) { t.setFacet(false); } else { Switchboard.this.log.config("search.result.show.vocabulary.omit configuration value contains an unknown vocabulary name : " + o); } } final Set linkedDataVocs = Switchboard.this .getConfigSet(SwitchboardConstants.VOCABULARIES_MATCH_LINKED_DATA_NAMES); for (final String vocName : linkedDataVocs) { final Tagging t = LibraryProvider.autotagging.getVocabulary(vocName); if (t != null) { t.setMatchFromLinkedData(true); } else { Switchboard.this.log.config(SwitchboardConstants.VOCABULARIES_MATCH_LINKED_DATA_NAMES + " configuration value contains an unknown vocabulary name : " + vocName); } } Thread.currentThread().setName("ProbabilisticClassification.initialize"); ProbabilisticClassifier.initialize(Switchboard.this.classificationPath); } }.start(); // init the language detector this.log.config("Loading language profiles"); try { DetectorFactory.loadProfile(new File(appPath, "langdetect").toString()); } catch (final LangDetectException e) { ConcurrentLog.logException(e); } // init global host name cache Domains.init(new File(this.workPath, "globalhosts.list")); // init sessionid name file final String sessionidNamesFile = this.getConfig("sessionidNamesFile", "defaults/sessionid.names"); this.log.config("Loading sessionid file " + sessionidNamesFile); MultiProtocolURL.initSessionIDNames(FileUtils.loadList(new File(this.getAppPath(), sessionidNamesFile))); // init tables this.tables = new WorkTables(this.workPath); // set a high maximum cache size to current size; this is adopted later automatically final int wordCacheMaxCount = (int) this.getConfigLong(SwitchboardConstants.WORDCACHE_MAX_COUNT, 20000); this.setConfig(SwitchboardConstants.WORDCACHE_MAX_COUNT, Integer.toString(wordCacheMaxCount)); /* Init outgoing connections clients with user defined settings */ this.initOutgoingConnectionSettings(); /* Init outgoing connections pools with user defined settings */ this.initOutgoingConnectionPools(); // load the network definition try { this.overwriteNetworkDefinition(this.getSysinfo()); } catch (final IOException e) { ConcurrentLog.logException(e); } // create custom user agent ClientIdentification.generateCustomBot( this.getConfig(SwitchboardConstants.CRAWLER_USER_AGENT_NAME, ""), this.getConfig(SwitchboardConstants.CRAWLER_USER_AGENT_STRING, ""), (int) this.getConfigLong(SwitchboardConstants.CRAWLER_USER_AGENT_MINIMUMDELTA, 500), (int) this.getConfigLong(SwitchboardConstants.CRAWLER_USER_AGENT_CLIENTTIMEOUT , 1000)); // start indexing management this.log.config("Starting Indexing Management"); final String networkName = this.getConfig(SwitchboardConstants.NETWORK_NAME, ""); final long fileSizeMax = (OS.isWindows) ? this.getConfigLong("filesize.max.win", Integer.MAX_VALUE) : this.getConfigLong( "filesize.max.other", Integer.MAX_VALUE); final int redundancy = (int) this.getConfigLong("network.unit.dhtredundancy.senior", 1); final int partitionExponent = (int) this.getConfigLong("network.unit.dht.partitionExponent", 0); this.networkRoot = new File(new File(indexPath, networkName), "NETWORK"); this.queuesRoot = new File(new File(indexPath, networkName), "QUEUES"); this.networkRoot.mkdirs(); this.queuesRoot.mkdirs(); // prepare a solr index profile switch list final File solrCollectionConfigurationInitFile = new File(this.getAppPath(), "defaults/" + SOLR_COLLECTION_CONFIGURATION_NAME); final File solrCollectionConfigurationWorkFile = new File(this.getDataPath(), "DATA/SETTINGS/" + SOLR_COLLECTION_CONFIGURATION_NAME); final File solrWebgraphConfigurationInitFile = new File(this.getAppPath(), "defaults/" + SOLR_WEBGRAPH_CONFIGURATION_NAME); final File solrWebgraphConfigurationWorkFile = new File(this.getDataPath(), "DATA/SETTINGS/" + SOLR_WEBGRAPH_CONFIGURATION_NAME); CollectionConfiguration solrCollectionConfigurationWork = null; WebgraphConfiguration solrWebgraphConfigurationWork = null; // migrate the old Schema file path to a new one final File solrCollectionConfigurationWorkOldFile = new File(this.getDataPath(), "DATA/SETTINGS/" + SOLR_COLLECTION_CONFIGURATION_NAME_OLD); if (solrCollectionConfigurationWorkOldFile.exists() && !solrCollectionConfigurationWorkFile.exists()) solrCollectionConfigurationWorkOldFile.renameTo(solrCollectionConfigurationWorkFile); // initialize the collection schema if it does not yet exist if (!solrCollectionConfigurationWorkFile.exists()) try { Files.copy(solrCollectionConfigurationInitFile, solrCollectionConfigurationWorkFile); } catch (final IOException e) {ConcurrentLog.logException(e);} // lazy definition of schema: do not write empty fields final boolean solrlazy = this.getConfigBool(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_LAZY, true); // define collection schema try { final CollectionConfiguration solrCollectionConfigurationInit = new CollectionConfiguration(solrCollectionConfigurationInitFile, solrlazy); solrCollectionConfigurationWork = new CollectionConfiguration(solrCollectionConfigurationWorkFile, solrlazy); // update the working scheme with the backup scheme. This is necessary to include new features. // new features are always activated by default (if activated in input-backupScheme) solrCollectionConfigurationWork.fill(solrCollectionConfigurationInit, true); solrCollectionConfigurationWork.commit(); } catch (final IOException e) {ConcurrentLog.logException(e);} // initialize the webgraph schema if it does not yet exist if (!solrWebgraphConfigurationWorkFile.exists()) try { Files.copy(solrWebgraphConfigurationInitFile, solrWebgraphConfigurationWorkFile); } catch (final IOException e) {ConcurrentLog.logException(e);} // define webgraph schema try { final WebgraphConfiguration solrWebgraphConfigurationInit = new WebgraphConfiguration(solrWebgraphConfigurationInitFile, solrlazy); solrWebgraphConfigurationWork = new WebgraphConfiguration(solrWebgraphConfigurationWorkFile, solrlazy); solrWebgraphConfigurationWork.fill(solrWebgraphConfigurationInit, true); solrWebgraphConfigurationWork.commit(); } catch (final IOException e) {ConcurrentLog.logException(e);} // define boosts Ranking.setMinTokenLen(this.getConfigInt(SwitchboardConstants.SEARCH_RANKING_SOLR_DOUBLEDETECTION_MINLENGTH, 3)); Ranking.setQuantRate(this.getConfigFloat(SwitchboardConstants.SEARCH_RANKING_SOLR_DOUBLEDETECTION_QUANTRATE, 0.5f)); for (int i = 0; i <= 3; i++) { // must be done every time the boosts change final Ranking r = solrCollectionConfigurationWork.getRanking(i); final String name = this.getConfig(SwitchboardConstants.SEARCH_RANKING_SOLR_COLLECTION_BOOSTNAME_ + i, "_dummy" + i); String boosts = this.getConfig(SwitchboardConstants.SEARCH_RANKING_SOLR_COLLECTION_BOOSTFIELDS_ + i, "text_t^1.0"); final String fq = this.getConfig(SwitchboardConstants.SEARCH_RANKING_SOLR_COLLECTION_FILTERQUERY_ + i, ""); String bq = this.getConfig(SwitchboardConstants.SEARCH_RANKING_SOLR_COLLECTION_BOOSTQUERY_ + i, ""); String bf = this.getConfig(SwitchboardConstants.SEARCH_RANKING_SOLR_COLLECTION_BOOSTFUNCTION_ + i, ""); // apply some hard-coded patches for earlier experiments we do not want any more if (bf.equals("product(recip(rord(last_modified),1,1000,1000),div(product(log(product(references_external_i,references_exthosts_i)),div(references_internal_i,host_extent_i)),add(crawldepth_i,1)))") || bf.equals("scale(cr_host_norm_i,1,20)")) bf = ""; if (bf.equals("recip(rord(last_modified),1,1000,1000)")) bf = "recip(ms(NOW,last_modified),3.16e-11,1,1)"; // that was an outdated date boost that did not work well if (i == 0 && bq.equals("fuzzy_signature_unique_b:true^100000.0")) bq = "crawldepth_i:0^0.8 crawldepth_i:1^0.4"; if (bq.equals("crawldepth_i:0^0.8 crawldepth_i:1^0.4")) bq = "crawldepth_i:0^0.8\ncrawldepth_i:1^0.4"; // Fix issue with multiple Boost Queries if (boosts.equals("url_paths_sxt^1000.0,synonyms_sxt^1.0,title^10000.0,text_t^2.0,h1_txt^1000.0,h2_txt^100.0,host_organization_s^100000.0")) boosts = "url_paths_sxt^3.0,synonyms_sxt^0.5,title^5.0,text_t^1.0,host_s^6.0,h1_txt^5.0,url_file_name_tokens_t^4.0,h2_txt^2.0"; r.setName(name); r.updateBoosts(boosts); r.setFilterQuery(fq); r.setBoostQuery(bq); r.setBoostFunction(bf); } // initialize index ReferenceContainer.maxReferences = this.getConfigInt("index.maxReferences", 0); final File segmentsPath = new File(new File(indexPath, networkName), "SEGMENTS"); try {this.index = new Segment(this.log, segmentsPath, archivePath, solrCollectionConfigurationWork, solrWebgraphConfigurationWork);} catch (final IOException e) {ConcurrentLog.logException(e);} if (this.getConfigBool(SwitchboardConstants.CORE_SERVICE_RWI, true)) try { this.index.connectRWI(wordCacheMaxCount, fileSizeMax); } catch (final IOException e) {ConcurrentLog.logException(e);} if (this.getConfigBool(SwitchboardConstants.CORE_SERVICE_CITATION, true)) try { this.index.connectCitation(wordCacheMaxCount, fileSizeMax); } catch (final IOException e) {ConcurrentLog.logException(e);} if (this.getConfigBool(SwitchboardConstants.CORE_SERVICE_FULLTEXT, SwitchboardConstants.CORE_SERVICE_FULLTEXT_DEFAULT)) { try {this.index.fulltext().connectLocalSolr();} catch (final IOException e) {ConcurrentLog.logException(e);} } this.index.fulltext().setUseWebgraph(this.getConfigBool(SwitchboardConstants.CORE_SERVICE_WEBGRAPH, false)); // set up the solr interface final String solrurls = this.getConfig(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_URL, "http://127.0.0.1:8983/solr"); final boolean usesolr = this.getConfigBool(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_ENABLED, SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_ENABLED_DEFAULT) & solrurls.length() > 0; final int solrtimeout = this.getConfigInt(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_TIMEOUT, 60000); final boolean writeEnabled = this.getConfigBool(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_WRITEENABLED, true); final boolean trustSelfSignedOnAuthenticatedServer = Switchboard.getSwitchboard().getConfigBool( SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_AUTHENTICATED_ALLOW_SELF_SIGNED, SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_AUTHENTICATED_ALLOW_SELF_SIGNED_DEFAULT); if (usesolr && solrurls != null && solrurls.length() > 0) { try { final ArrayList instances = RemoteInstance.getShardInstances(solrurls, null, null, solrtimeout, trustSelfSignedOnAuthenticatedServer); final String shardMethodName = this.getConfig(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_SHARDING, ShardSelection.Method.MODULO_HOST_MD5.name()); final ShardSelection.Method shardMethod = ShardSelection.Method.valueOf(shardMethodName); this.index.fulltext().connectRemoteSolr(instances, shardMethod, writeEnabled); } catch (final IOException e ) { ConcurrentLog.logException(e); } } // initialize network database final File mySeedFile = new File(this.networkRoot, SeedDB.DBFILE_OWN_SEED); this.peers = new SeedDB( this.networkRoot, "seed.new.heap", "seed.old.heap", "seed.pot.heap", mySeedFile, redundancy, partitionExponent, false, this.exceed134217727); final String agent = this.getConfig(SwitchboardConstants.NETWORK_UNIT_AGENT, ""); if (!agent.isEmpty()) this.peers.setMyName(agent); // this can thus be set using the environment variable yacy.network.unit.agent // initialize peer scan this.localcluster_scan = Collections.newSetFromMap(new ConcurrentHashMap<>()); if (this.getConfigBool("scan.enabled", false)) { new OneTimeBusyThread("Switchboard.scanForOtherYaCyInIntranet") { @Override public boolean jobImpl() throws Exception { Switchboard.this.localcluster_scan.addAll(Scanner.scanForOtherYaCyInIntranet()); return true; } }.start(); } // load domainList try { this.domainList = null; if (!this.getConfig("network.unit.domainlist", "").equals("")) { final Reader r = this.getConfigFileFromWebOrLocally( this.getConfig("network.unit.domainlist", ""), this.getAppPath().getAbsolutePath(), new File(this.networkRoot, "domainlist.txt")); this.domainList = new FilterEngine(); final BufferedReader br = new BufferedReader(r); this.domainList.loadList(br, null); br.close(); } } catch (final FileNotFoundException e ) { this.log.severe("CONFIG: domainlist not found: " + e.getMessage()); } catch (final IOException e ) { this.log.severe("CONFIG: error while retrieving domainlist: " + e.getMessage()); } // create a crawler this.crawler = new CrawlSwitchboard(this); // start yacy core this.log.config("Starting YaCy Protocol Core"); this.yc = new Network(this); new OneTimeBusyThread("Switchboard.loadSeedLists") { @Override public boolean jobImpl() throws Exception { Switchboard.this.loadSeedLists(); return true; } }.start(); //final long startedSeedListAquisition = System.currentTimeMillis(); // init a DHT transmission dispatcher this.dhtDispatcher = (this.peers.sizeConnected() == 0) ? null : new Dispatcher(this, true, 10000); // set up local robots.txt this.robotstxtConfig = RobotsTxtConfig.init(this); // setting timestamp of last proxy access this.proxyLastAccess = System.currentTimeMillis() - 10000; this.localSearchLastAccess = System.currentTimeMillis() - 10000; this.remoteSearchLastAccess = System.currentTimeMillis() - 10000; this.adminAuthenticationLastAccess = 0; // timestamp last admin authentication (as not autenticated here, stamp with 0) this.optimizeLastRun = System.currentTimeMillis(); this.webStructure = new WebStructureGraph(new File(this.queuesRoot, "webStructure.map")); // configuring list path if ( !(this.listsPath.exists()) ) { this.listsPath.mkdirs(); } // load coloured lists if ( blueList == null ) { // read only once upon first instantiation of this class final String f = this.getConfig(SwitchboardConstants.LIST_BLUE, SwitchboardConstants.LIST_BLUE_DEFAULT); final File plasmaBlueListFile = new File(f); if ( f != null ) { blueList = SetTools.loadList(plasmaBlueListFile, NaturalOrder.naturalComparator); } else { blueList = new TreeSet<>(); } this.log.config("loaded blue-list from file " + plasmaBlueListFile.getName() + ", " + blueList.size() + " entries, " + ppRamString(plasmaBlueListFile.length() / 1024)); } // load blacklist this.log.config("Loading blacklist ..."); final File blacklistsPath = this.getDataPath(SwitchboardConstants.LISTS_PATH, SwitchboardConstants.LISTS_PATH_DEFAULT); urlBlacklist = new Blacklist(blacklistsPath); ListManager.switchboard = this; ListManager.listsPath = blacklistsPath; ListManager.reloadBlacklists(); // Set jvm default locale to match UI language ( String lng = this.getConfig("locale.language", "en"); if (!"browser".equals(lng) && !"default".equals(lng)) { Locale.setDefault(new Locale(lng)); } else { lng = "en"; // default = English } // load badwords (to filter the topwords) if ( badwords == null || badwords.isEmpty() ) { File badwordsFile = new File(appPath, "DATA/SETTINGS/" + SwitchboardConstants.LIST_BADWORDS_DEFAULT); if (!badwordsFile.exists()) { badwordsFile = new File(appPath, "defaults/" + SwitchboardConstants.LIST_BADWORDS_DEFAULT); } badwords = SetTools.loadList(badwordsFile, NaturalOrder.naturalComparator); this.log.config("loaded badwords from file " + badwordsFile.getName() + ", " + badwords.size() + " entries, " + ppRamString(badwordsFile.length() / 1024)); } // load stopwords (to filter query and topwords) if ( stopwords == null || stopwords.isEmpty() ) { File stopwordsFile = new File(dataPath, "DATA/SETTINGS/" + SwitchboardConstants.LIST_STOPWORDS_DEFAULT); if (!stopwordsFile.exists()) { stopwordsFile = new File(appPath, "defaults/"+SwitchboardConstants.LIST_STOPWORDS_DEFAULT); } stopwords = SetTools.loadList(stopwordsFile, NaturalOrder.naturalComparator); // append locale language stopwords using setting of interface language (file yacy.stopwords.xx) // english is stored as default (needed for locale html file overlay) File stopwordsFilelocale = new File (dataPath, "DATA/SETTINGS/"+stopwordsFile.getName()+"."+lng); if (!stopwordsFilelocale.exists()) stopwordsFilelocale = new File (appPath, "defaults/"+stopwordsFile.getName()+"."+lng); if (stopwordsFilelocale.exists()) { // load YaCy locale stopword list stopwords.addAll(SetTools.loadList(stopwordsFilelocale, NaturalOrder.naturalComparator)); this.log.config("append stopwords from file " + stopwordsFilelocale.getName()); } else { // alternatively load/append default solr stopword list stopwordsFilelocale = new File (appPath, "defaults/solr/lang/stopwords_" + lng + ".txt"); if (stopwordsFilelocale.exists()) { stopwords.addAll(SetTools.loadList(stopwordsFilelocale, NaturalOrder.naturalComparator)); this.log.config("append stopwords from file " + stopwordsFilelocale.getName()); } } } // start a cache manager this.log.config("Starting HT Cache Manager"); // create the cache directory this.htCachePath = this.getDataPath(SwitchboardConstants.HTCACHE_PATH, SwitchboardConstants.HTCACHE_PATH_DEFAULT); this.log.info("HTCACHE Path = " + this.htCachePath.getAbsolutePath()); final long maxCacheSize = 1024L * 1024L * Long.parseLong(this.getConfig(SwitchboardConstants.PROXY_CACHE_SIZE, "2")); // this is megabyte Cache.init(this.htCachePath, this.peers.mySeed().hash, maxCacheSize, this.getConfigLong(SwitchboardConstants.HTCACHE_SYNC_LOCK_TIMEOUT, SwitchboardConstants.HTCACHE_SYNC_LOCK_TIMEOUT_DEFAULT), this.getConfigInt(SwitchboardConstants.HTCACHE_COMPRESSION_LEVEL, SwitchboardConstants.HTCACHE_COMPRESSION_LEVEL_DEFAULT)); final File transactiondir = new File(this.htCachePath, "snapshots"); Transactions.init(transactiondir, this.getConfigLong(SwitchboardConstants.SNAPSHOTS_WKHTMLTOPDF_TIMEOUT, SwitchboardConstants.SNAPSHOTS_WKHTMLTOPDF_TIMEOUT_DEFAULT)); // create the surrogates directories this.surrogatesInPath = this.getDataPath( SwitchboardConstants.SURROGATES_IN_PATH, SwitchboardConstants.SURROGATES_IN_PATH_DEFAULT); this.log.info("surrogates.in Path = " + this.surrogatesInPath.getAbsolutePath()); this.surrogatesInPath.mkdirs(); this.surrogatesOutPath = this.getDataPath( SwitchboardConstants.SURROGATES_OUT_PATH, SwitchboardConstants.SURROGATES_OUT_PATH_DEFAULT); this.log.info("surrogates.out Path = " + this.surrogatesOutPath.getAbsolutePath()); this.surrogatesOutPath.mkdirs(); // copy opensearch heuristic config (if not exist) final File osdConfig = new File(this.getDataPath(), "DATA/SETTINGS/heuristicopensearch.conf"); if (!osdConfig.exists()) { final File osdDefaultConfig = new File(appPath, "defaults/heuristicopensearch.conf"); this.log.info("heuristic.opensearch list Path = " + osdDefaultConfig.getAbsolutePath()); try { Files.copy(osdDefaultConfig, osdConfig); } catch (final IOException ex) { } } // create the release download directory this.releasePath = this.getDataPath(SwitchboardConstants.RELEASE_PATH, SwitchboardConstants.RELEASE_PATH_DEFAULT); this.releasePath.mkdirs(); this.log.info("RELEASE Path = " + this.releasePath.getAbsolutePath()); // starting message board try { this.initMessages(); } catch (final IOException e) { ConcurrentLog.logException(e); } // starting wiki try { this.initWiki(); } catch (final IOException e) { ConcurrentLog.logException(e); } //starting blog try { this.initBlog(); } catch (final IOException e) { ConcurrentLog.logException(e); } // init User DB this.log.config("Loading User DB"); final File userDbFile = new File(this.getDataPath(), "DATA/SETTINGS/user.heap"); try { this.userDB = new UserDB(userDbFile); this.log.config("Loaded User DB from file " + userDbFile.getName() + ", " + this.userDB.size() + " entries" + ", " + ppRamString(userDbFile.length() / 1024)); } catch (final IOException e) { ConcurrentLog.logException(e); } // init html parser evaluation scheme File parserPropertiesPath = new File(appPath, "defaults/"); String[] settingsList = parserPropertiesPath.list(); for ( final String l : settingsList ) { if ( l.startsWith("parser.") && l.endsWith(".properties") ) { try { Evaluation.add(new File(parserPropertiesPath, l)); } catch (final IOException e) { ConcurrentLog.logException(e); } } } parserPropertiesPath = new File(this.getDataPath(), "DATA/SETTINGS/"); settingsList = parserPropertiesPath.list(); for ( final String l : settingsList ) { if ( l.startsWith("parser.") && l.endsWith(".properties") ) { try { Evaluation.add(new File(parserPropertiesPath, l)); } catch (final IOException e) { ConcurrentLog.logException(e); } } } // init bookmarks DB: needs more time since this does a DNS lookup for each Bookmark. // Can be started concurrently new Thread("Switchboard.initBookmarks") { @Override public void run() { try { Switchboard.this.initBookmarks(); } catch (final IOException e ) { ConcurrentLog.logException(e); } } }.start(); // define a realtime parsable mimetype list this.log.config("Parser: Initializing Mime Type deny list"); final boolean enableAudioTags = this.getConfigBool("parser.enableAudioTags", false); this.log.config("Parser: parser.enableAudioTags= "+enableAudioTags); final Set denyExt = this.getConfigSet(SwitchboardConstants.PARSER_EXTENSIONS_DENY); final Set denyMime = this.getConfigSet(SwitchboardConstants.PARSER_MIME_DENY); /* audioTagParser is disabled by default as it needs a temporary file (because of the JAudiotagger implementation) for each parsed document */ if (!enableAudioTags) { denyExt.addAll(audioTagParser.SupportedAudioFormat.getAllFileExtensions()); denyMime.addAll(audioTagParser.SupportedAudioFormat.getAllMediaTypes()); this.setConfig(SwitchboardConstants.PARSER_EXTENSIONS_DENY, denyExt); this.setConfig(SwitchboardConstants.PARSER_MIME_DENY, denyMime); this.setConfig("parser.enableAudioTags", true); } TextParser.setDenyMime(this.getConfig(SwitchboardConstants.PARSER_MIME_DENY, "")); TextParser.setDenyExtension(this.getConfig(SwitchboardConstants.PARSER_EXTENSIONS_DENY, "")); pdfParser.individualPages = this.getConfigBool(SwitchboardConstants.PARSER_PDF_INDIVIDUALPAGES, false); pdfParser.individualPagePropertyname = this.getConfig(SwitchboardConstants.PARSER_PDF_INDIVIDUALPAGES_KEY, "page"); // start a loader this.log.config("Starting Crawl Loader"); this.loader = new LoaderDispatcher(this); // load the robots.txt db this.log.config("Initializing robots.txt DB"); this.robots = new RobotsTxt(this.tables, this.loader, this.getConfigInt(SwitchboardConstants.ROBOTS_TXT_THREADS_ACTIVE_MAX, SwitchboardConstants.ROBOTS_TXT_THREADS_ACTIVE_MAX_DEFAULT)); try { this.log.config("Loaded robots.txt DB: " + this.robots.size() + " entries"); } catch (final IOException e) { ConcurrentLog.logException(e); } // load oai tables final Map oaiFriends = OAIListFriendsLoader.loadListFriendsSources( new File(appPath, "defaults/oaiListFriendsSource.xml"), this.getDataPath()); OAIListFriendsLoader.init(this.loader, oaiFriends, ClientIdentification.yacyInternetCrawlerAgent); this.crawlQueues = new CrawlQueues(this, this.queuesRoot); // on startup, resume all crawls this.setConfig(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL + "_isPaused", "false"); this.setConfig(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL + "_isPaused_cause", ""); this.setConfig(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL + "_isPaused", "false"); this.setConfig(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL + "_isPaused_cause", ""); this.setConfig(SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER + "_isPaused", "false"); this.setConfig(SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER + "_isPaused_cause", ""); this.crawlJobsStatus.put(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL, new Object[] {new Object(), false}); this.crawlJobsStatus.put(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL, new Object[] {new Object(), false}); this.crawlJobsStatus.put(SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER, new Object[] {new Object(), false}); // init cookie-Monitor this.log.config("Starting Cookie Monitor"); this.outgoingCookies = new ConcurrentHashMap<>(); this.incomingCookies = new ConcurrentHashMap<>(); // init search history trackers this.localSearchTracker = new ConcurrentHashMap<>(); // String:TreeSet - IP:set of Long(accessTime) this.remoteSearchTracker = new ConcurrentHashMap<>(); // init messages: clean up message symbol final File notifierSource = new File(this.getAppPath(), this.getConfig( SwitchboardConstants.HTROOT_PATH, SwitchboardConstants.HTROOT_PATH_DEFAULT) + "/env/grafics/empty.gif"); final File notifierDest = new File( this.getDataPath(SwitchboardConstants.HTDOCS_PATH, SwitchboardConstants.HTDOCS_PATH_DEFAULT), "notifier.gif"); try { Files.copy(notifierSource, notifierDest); } catch (final IOException e ) { } // init nameCacheNoCachingList try { Domains.setNoCachingPatterns(this.getConfig(SwitchboardConstants.HTTPC_NAME_CACHE_CACHING_PATTERNS_NO, "")); } catch (final PatternSyntaxException pse) { ConcurrentLog.severe("Switchboard", "Invalid regular expression in " + SwitchboardConstants.HTTPC_NAME_CACHE_CACHING_PATTERNS_NO + " property: " + pse.getMessage()); System.exit(-1); } // generate snippets cache this.log.config("Initializing Snippet Cache"); TextSnippet.statistics.setEnabled(this.getConfigBool(SwitchboardConstants.DEBUG_SNIPPETS_STATISTICS_ENABLED, SwitchboardConstants.DEBUG_SNIPPETS_STATISTICS_ENABLED_DEFAULT)); // init the wiki wikiParser = new WikiCode(); // initializing the resourceObserver this.observer = new ResourceObserver(this); final ResourceObserver resourceObserver = this.observer; new OneTimeBusyThread("ResourceObserver.resourceObserverJob") { @Override public boolean jobImpl() throws Exception { resourceObserver.resourceObserverJob(); return true; } }.start(); // initializing the stackCrawlThread this.crawlStacker = new CrawlStacker( this.robots, this.crawlQueues, this.crawler, this.index, this.peers, this.isIntranetMode(), this.isGlobalMode(), this.domainList); // Intranet and Global mode may be both true! // possibly switch off localIP check Domains.setNoLocalCheck(this.isAllIPMode()); // check status of account configuration: when local url crawling is allowed, it is not allowed // that an automatic authorization of localhost is done, because in this case crawls from local // addresses are blocked to prevent attack szenarios where remote pages contain links to localhost // addresses that can steer a YaCy peer if ( !this.getConfigBool(SwitchboardConstants.ADMIN_ACCOUNT_FOR_LOCALHOST, false) ) { if ( this.getConfig(SwitchboardConstants.ADMIN_ACCOUNT_B64MD5, "").startsWith("0000") ) { // the password was set automatically with a random value. // We must remove that here to prevent that a user cannot log in any more this.setConfig(SwitchboardConstants.ADMIN_ACCOUNT_B64MD5, ""); // after this a message must be generated to alert the user to set a new password this.log.info("RANDOM PASSWORD REMOVED! User must set a new password"); } } // initializing dht chunk generation this.dhtMaxReferenceCount = (int) this.getConfigLong(SwitchboardConstants.INDEX_DIST_CHUNK_SIZE_START, 50); // init robinson cluster // before we do that, we wait some time until the seed list is loaded. this.clusterhashes = this.peers.clusterHashes(this.getConfig("cluster.peers.yacydomain", "")); // deploy blocking threads this.indexingStorageProcessor = new WorkflowProcessor<>( "storeDocumentIndex", "This is the sequencing step of the indexing queue. Files are written as streams, too much councurrency would destroy IO performance. In this process the words are written to the RWI cache, which flushes if it is full.", new String[] { "RWI/Cache/Collections" }, in -> { Switchboard.this.storeDocumentIndex(in); return null; }, 2, null, 1); this.indexingAnalysisProcessor = new WorkflowProcessor<>( "webStructureAnalysis", "This just stores the link structure of the document into a web structure database.", new String[] { "storeDocumentIndex" }, in -> Switchboard.this.webStructureAnalysis(in), WorkflowProcessor.availableCPU + 1, this.indexingStorageProcessor, WorkflowProcessor.availableCPU); this.indexingCondensementProcessor = new WorkflowProcessor<>( "condenseDocument", "This does a structural analysis of plain texts: markup of headlines, slicing into phrases (i.e. sentences), markup with position, counting of words, calculation of term frequency.", new String[] { "webStructureAnalysis" }, in -> Switchboard.this.condenseDocument(in), WorkflowProcessor.availableCPU + 1, this.indexingAnalysisProcessor, WorkflowProcessor.availableCPU); this.indexingDocumentProcessor = new WorkflowProcessor<>( "parseDocument", "This does the parsing of the newly loaded documents from the web. The result is not only a plain text document, but also a list of URLs that are embedded into the document. The urls are handed over to the CrawlStacker. This process has two child process queues!", new String[] { "condenseDocument", "CrawlStacker" }, in -> Switchboard.this.parseDocument(in), Math.max(20, WorkflowProcessor.availableCPU * 2), // it may happen that this is filled with new files from the search process. That means there should be enough place for two result pages this.indexingCondensementProcessor, WorkflowProcessor.availableCPU); // deploy busy threads this.log.config("Starting Threads"); MemoryControl.gc(10000, "plasmaSwitchboard, help for profiler"); // help for profiler - thq this.deployThread( SwitchboardConstants.CLEANUP, "Cleanup", "cleaning process", null, new InstantBusyThread("Switchboard.cleanupJob", 30000, 10000) { @Override public boolean jobImpl() throws Exception { return Switchboard.this.cleanupJob(); } @Override public int getJobCount() { return Switchboard.this.cleanupJobSize(); } @Override public void freememImpl() { } }, 60000); // all 10 minutes, wait 1 minute until first run this.deployThread( SwitchboardConstants.SCHEDULER, "Scheduler", "starts scheduled processes from the API Processing table", null, new InstantBusyThread("Switchboard.schedulerJob", 30000, 10000) { @Override public boolean jobImpl() throws Exception { return Switchboard.this.schedulerJob(); } @Override public int getJobCount() { return Switchboard.this.schedulerJobSize(); } @Override public void freememImpl() { } }, 60000); // all 10 minutes, wait 1 minute until first run this.deployThread( SwitchboardConstants.SURROGATES, "Surrogates", "A thread that polls the SURROGATES path and puts all Documents in one surroagte file into the indexing queue.", null, new InstantBusyThread("Switchboard.surrogateProcess", 20000, 0) { @Override public boolean jobImpl() throws Exception { return Switchboard.this.surrogateProcess(); } @Override public int getJobCount() { return Switchboard.this.surrogateQueueSize(); } @Override public void freememImpl() { Switchboard.this.surrogateFreeMem(); } }, 10000); this.initRemoteCrawler(this.getConfigBool(SwitchboardConstants.CRAWLJOB_REMOTE, false)); this.initAutocrawl(this.getConfigBool(SwitchboardConstants.AUTOCRAWL, false)); final CrawlQueues crawlQueue = this.crawlQueues; this.deployThread( SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL, "Local Crawl", "thread that performes a single crawl step from the local crawl queue", "/IndexCreateQueues_p.html?stack=LOCAL", new InstantBusyThread("CrawlQueues.coreCrawlJob", 0, 0) { @Override public boolean jobImpl() throws Exception { return crawlQueue.coreCrawlJob(); } @Override public int getJobCount() { return crawlQueue.coreCrawlJobSize(); } @Override public void freememImpl() { crawlQueue.freemem(); } }, 10000); final Network net = this.yc; this.deployThread( SwitchboardConstants.SEED_UPLOAD, "Seed-List Upload", "task that a principal peer performes to generate and upload a seed-list to a ftp account", null, new InstantBusyThread("Network.publishSeedList", 600000, 300000) { @Override public boolean jobImpl() throws Exception { net.publishSeedList(); return true; } }, 180000); this.deployThread( SwitchboardConstants.PEER_PING, "YaCy Core", "this is the p2p-control and peer-ping task", null, new InstantBusyThread("Network.peerPing", 30000, 30000) { @Override public boolean jobImpl() throws Exception { net.peerPing(); return true; } }, 10000); this.deployThread( SwitchboardConstants.INDEX_DIST, "DHT Distribution", "selection, transfer and deletion of index entries that are not searched on your peer, but on others", null, new InstantBusyThread("Switchboard.dhtTransferJob", 10000, 1000) { @Override public boolean jobImpl() throws Exception { return Switchboard.this.dhtTransferJob(); } }, 60000, Long.parseLong(this.getConfig(SwitchboardConstants.INDEX_DIST_IDLESLEEP, "5000")), Long.parseLong(this.getConfig(SwitchboardConstants.INDEX_DIST_BUSYSLEEP, "0")), Long.parseLong(this.getConfig(SwitchboardConstants.INDEX_DIST_MEMPREREQ, "1000000")), Double.parseDouble(this.getConfig(SwitchboardConstants.INDEX_DIST_LOADPREREQ, "9.0"))); // set network-specific performance attributes if ( this.firstInit ) { this.setRemotecrawlPPM(Math.max(1, (int) this.getConfigLong("network.unit.remotecrawl.speed", 60))); } // test routine for snippet fetch //Set query = new HashSet(); //query.add(CrawlSwitchboardEntry.word2hash("Weitergabe")); //query.add(CrawlSwitchboardEntry.word2hash("Zahl")); //plasmaSnippetCache.result scr = snippetCache.retrieve(new URL("http://www.heise.de/mobil/newsticker/meldung/mail/54980"), query, true); //plasmaSnippetCache.result scr = snippetCache.retrieve(new URL("http://www.heise.de/security/news/foren/go.shtml?read=1&msg_id=7301419&forum_id=72721"), query, true); //plasmaSnippetCache.result scr = snippetCache.retrieve(new URL("http://www.heise.de/kiosk/archiv/ct/2003/4/20"), query, true, 260); this.trail = new LinkedBlockingQueue<>(); this.log.config("Finished Switchboard Initialization"); } /** * Initialize outgoing connections custom settings */ public void initOutgoingConnectionSettings() { final String systemEnableSniExt = System.getProperty("jsse.enableSNIExtension"); if(systemEnableSniExt == null) { /* Only apply custom configuration when the JVM system option jsse.enableSNIExtension is not defined */ HTTPClient.ENABLE_SNI_EXTENSION .set(this.getConfigBool(SwitchboardConstants.HTTP_OUTGOING_GENERAL_TLS_SNI_EXTENSION_ENABLED, HTTPClient.ENABLE_SNI_EXTENSION_DEFAULT)); RemoteInstance.ENABLE_SNI_EXTENSION.set(this.getConfigBool(SwitchboardConstants.HTTP_OUTGOING_REMOTE_SOLR_TLS_SNI_EXTENSION_ENABLED, RemoteInstance.ENABLE_SNI_EXTENSION_DEFAULT)); } } /** * Initialize outgoing connections pools with user defined settings */ private void initOutgoingConnectionPools() { int generalPoolMaxTotal = this.getConfigInt(SwitchboardConstants.HTTP_OUTGOING_POOL_GENERAL_MAX_TOTAL, SwitchboardConstants.HTTP_OUTGOING_POOL_GENERAL_MAX_TOTAL_DEFAULT); if (generalPoolMaxTotal <= 0) { /* Fix eventually wrong value from the config file */ generalPoolMaxTotal = SwitchboardConstants.HTTP_OUTGOING_POOL_GENERAL_MAX_TOTAL_DEFAULT; this.setConfig(SwitchboardConstants.HTTP_OUTGOING_POOL_GENERAL_MAX_TOTAL, generalPoolMaxTotal); } HTTPClient.initPoolMaxConnections(HTTPClient.CONNECTION_MANAGER, generalPoolMaxTotal); int remoteSolrPoolMaxTotal = this.getConfigInt(SwitchboardConstants.HTTP_OUTGOING_POOL_REMOTE_SOLR_MAX_TOTAL, SwitchboardConstants.HTTP_OUTGOING_POOL_REMOTE_SOLR_MAX_TOTAL_DEFAULT); if (remoteSolrPoolMaxTotal <= 0) { /* Fix eventually wrong value from the config file */ remoteSolrPoolMaxTotal = SwitchboardConstants.HTTP_OUTGOING_POOL_REMOTE_SOLR_MAX_TOTAL_DEFAULT; this.setConfig(SwitchboardConstants.HTTP_OUTGOING_POOL_REMOTE_SOLR_MAX_TOTAL, remoteSolrPoolMaxTotal); } RemoteInstance.initPoolMaxConnections(RemoteInstance.CONNECTION_MANAGER, remoteSolrPoolMaxTotal); } final String getSysinfo() { return this.getConfig(SwitchboardConstants.NETWORK_NAME, "") + (this.isRobinsonMode() ? "-" : "/") + this.getConfig(SwitchboardConstants.NETWORK_DOMAIN, "global"); } @Override public void setHttpServer(final YaCyHttpServer server) { super.setHttpServer(server); // finally start jobs which shall be started after start-up new Thread("Switchboard.setHttpServer") { @Override public void run() { try {Thread.sleep(10000);} catch (final InterruptedException e) {} // needs httpd up Switchboard.this.schedulerJob(); // trigger startup actions } }.start(); } public int getIndexingProcessorsQueueSize() { return this.indexingDocumentProcessor.getQueueSize() + this.indexingCondensementProcessor.getQueueSize() + this.indexingAnalysisProcessor.getQueueSize() + this.indexingStorageProcessor.getQueueSize(); } public void overwriteNetworkDefinition(final String sysinfo) throws FileNotFoundException, IOException { // load network configuration into settings String networkUnitDefinition = this.getConfig("network.unit.definition", "defaults/yacy.network.freeworld.unit"); if (networkUnitDefinition.isEmpty()) networkUnitDefinition = "defaults/yacy.network.freeworld.unit"; // patch for a strange failure case where the path was overwritten by empty string // patch old values if ( networkUnitDefinition.equals("yacy.network.unit") ) { networkUnitDefinition = "defaults/yacy.network.freeworld.unit"; this.setConfig("network.unit.definition", networkUnitDefinition); } // remove old release and bootstrap locations final Iterator ki = this.configKeys(); final ArrayList d = new ArrayList<>(); String k; while ( ki.hasNext() ) { k = ki.next(); if ( k.startsWith("network.unit.update.location") || k.startsWith("network.unit.bootstrap") ) { d.add(k); } } for ( final String s : d ) { this.removeConfig(s); // must be removed afterwards otherwise a ki.remove() would not remove the property on file } // include additional network definition properties into our settings // note that these properties cannot be set in the application because they are // _always_ overwritten each time with the default values. This is done so on purpose. // the network definition should be made either consistent for all peers, // or independently using a bootstrap URL Map initProps; final Reader netDefReader = this.getConfigFileFromWebOrLocally(networkUnitDefinition, this.getAppPath().getAbsolutePath(), new File( this.workPath, "network.definition.backup")); initProps = FileUtils.table(netDefReader); this.setConfig(initProps); // set release locations int i = 0; CryptoLib cryptoLib; try { cryptoLib = new CryptoLib(); while ( true ) { final String location = this.getConfig("network.unit.update.location" + i, ""); if ( location.isEmpty() ) { break; } DigestURL locationURL; try { // try to parse url locationURL = new DigestURL(location); } catch (final MalformedURLException e ) { break; } PublicKey publicKey = null; // get public key if it's in config try { final String publicKeyString = this.getConfig("network.unit.update.location" + i + ".key", null); if ( publicKeyString != null ) { final byte[] publicKeyBytes = Base64Order.standardCoder.decode(publicKeyString.trim()); publicKey = cryptoLib.getPublicKeyFromBytes(publicKeyBytes); } } catch (final InvalidKeySpecException e ) { ConcurrentLog.logException(e); } final yacyUpdateLocation updateLocation = new yacyUpdateLocation(locationURL, publicKey); yacyRelease.latestReleaseLocations.add(updateLocation); i++; } } catch ( final NoSuchAlgorithmException e1 ) { ConcurrentLog.logException(e1); } // set white/blacklists this.networkWhitelist = Domains.makePatterns(this.getConfig(SwitchboardConstants.NETWORK_WHITELIST, "")); this.networkBlacklist = Domains.makePatterns(this.getConfig(SwitchboardConstants.NETWORK_BLACKLIST, "")); /* // in intranet and portal network set robinson mode if (networkUnitDefinition.equals("defaults/yacy.network.webportal.unit") || networkUnitDefinition.equals("defaults/yacy.network.intranet.unit")) { // switch to robinson mode setConfig("crawlResponse", "false"); setConfig(plasmaSwitchboardConstants.INDEX_DIST_ALLOW, false); setConfig(plasmaSwitchboardConstants.INDEX_RECEIVE_ALLOW, false); } // in freeworld network set full p2p mode if (networkUnitDefinition.equals("defaults/yacy.network.freeworld.unit")) { // switch to robinson mode setConfig("crawlResponse", "true"); setConfig(plasmaSwitchboardConstants.INDEX_DIST_ALLOW, true); setConfig(plasmaSwitchboardConstants.INDEX_RECEIVE_ALLOW, true); } */ // write the YaCy network identification inside the yacybot client user agent to distinguish networks ClientIdentification.generateYaCyBot(sysinfo); } /** * Switch network configuration to the new specified one * @param networkDefinition YaCy network definition file path (relative to the app path) or absolute URL * @throws FileNotFoundException when the file was not found * @throws IOException when an error occured */ public void switchNetwork(final String networkDefinition) throws FileNotFoundException, IOException { this.log.info("SWITCH NETWORK: switching to '" + networkDefinition + "'"); // pause crawls final boolean lcp = this.crawlJobIsPaused(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL); if ( !lcp ) { this.pauseCrawlJob(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL, "network switch to " + networkDefinition); } final boolean rcp = this.crawlJobIsPaused(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL); if ( !rcp ) { this.pauseCrawlJob(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL, "network switch to " + networkDefinition); } // trigger online caution this.proxyLastAccess = System.currentTimeMillis() + 3000; // at least 3 seconds online caution to prevent unnecessary action on database meanwhile this.log.info("SWITCH NETWORK: SHUT DOWN OF OLD INDEX DATABASE..."); // clean search events which have cached relations to the old index SearchEventCache.cleanupEvents(true); // switch the networks synchronized ( this ) { // remember the solr scheme final CollectionConfiguration collectionConfiguration = this.index.fulltext().getDefaultConfiguration(); final WebgraphConfiguration webgraphConfiguration = this.index.fulltext().getWebgraphConfiguration(); // shut down this.crawler.close(); if ( this.dhtDispatcher != null ) { this.dhtDispatcher.close(); } /* Crawlstacker is eventually triggering write operations on this.index : we must therefore close it before closing this.index */ this.crawlStacker.announceClose(); this.crawlStacker.close(); this.index.close(); this.webStructure.close(); this.log.info("SWITCH NETWORK: START UP OF NEW INDEX DATABASE..."); // new properties this.setConfig("network.unit.definition", networkDefinition); this.overwriteNetworkDefinition(this.getSysinfo()); final File indexPrimaryPath = this.getDataPath(SwitchboardConstants.INDEX_PRIMARY_PATH, SwitchboardConstants.INDEX_PATH_DEFAULT); final int wordCacheMaxCount = (int) this.getConfigLong(SwitchboardConstants.WORDCACHE_MAX_COUNT, 20000); final long fileSizeMax = (OS.isWindows) ? this.getConfigLong("filesize.max.win", Integer.MAX_VALUE) : this.getConfigLong("filesize.max.other", Integer.MAX_VALUE); final int redundancy = (int) this.getConfigLong("network.unit.dhtredundancy.senior", 1); final int partitionExponent = (int) this.getConfigLong("network.unit.dht.partitionExponent", 0); final String networkName = this.getConfig(SwitchboardConstants.NETWORK_NAME, ""); this.networkRoot = new File(new File(indexPrimaryPath, networkName), "NETWORK"); this.queuesRoot = new File(new File(indexPrimaryPath, networkName), "QUEUES"); this.networkRoot.mkdirs(); this.queuesRoot.mkdirs(); // clear statistic data ResultURLs.clearStacks(); // remove heuristics this.setConfig(SwitchboardConstants.HEURISTIC_SITE, false); this.setConfig(SwitchboardConstants.HEURISTIC_OPENSEARCH, false); // relocate this.peers.relocate( this.networkRoot, redundancy, partitionExponent, this.useTailCache, this.exceed134217727); final File segmentsPath = new File(new File(indexPrimaryPath, networkName), "SEGMENTS"); final File archivePath = this.getDataPath(SwitchboardConstants.INDEX_ARCHIVE_PATH, SwitchboardConstants.INDEX_ARCHIVE_DEFAULT); this.index = new Segment(this.log, segmentsPath, archivePath, collectionConfiguration, webgraphConfiguration); if (this.getConfigBool(SwitchboardConstants.CORE_SERVICE_RWI, true)) this.index.connectRWI(wordCacheMaxCount, fileSizeMax); if (this.getConfigBool(SwitchboardConstants.CORE_SERVICE_CITATION, true)) this.index.connectCitation(wordCacheMaxCount, fileSizeMax); if (this.getConfigBool(SwitchboardConstants.CORE_SERVICE_FULLTEXT, SwitchboardConstants.CORE_SERVICE_FULLTEXT_DEFAULT)) { this.index.fulltext().connectLocalSolr(); } this.index.fulltext().setUseWebgraph(this.getConfigBool(SwitchboardConstants.CORE_SERVICE_WEBGRAPH, false)); // set up the solr interface final String solrurls = this.getConfig(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_URL, "http://127.0.0.1:8983/solr"); final boolean usesolr = this.getConfigBool(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_ENABLED, SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_ENABLED_DEFAULT) & solrurls.length() > 0; final int solrtimeout = this.getConfigInt(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_TIMEOUT, 60000); final boolean writeEnabled = this.getConfigBool(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_WRITEENABLED, true); final boolean trustSelfSignedOnAuthenticatedServer = Switchboard.getSwitchboard().getConfigBool( SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_AUTHENTICATED_ALLOW_SELF_SIGNED, SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_AUTHENTICATED_ALLOW_SELF_SIGNED_DEFAULT); if (usesolr && solrurls != null && solrurls.length() > 0) { try { final ArrayList instances = RemoteInstance.getShardInstances(solrurls, null, null, solrtimeout, trustSelfSignedOnAuthenticatedServer); final String shardMethodName = this.getConfig(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_SHARDING, ShardSelection.Method.MODULO_HOST_MD5.name()); final ShardSelection.Method shardMethod = ShardSelection.Method.valueOf(shardMethodName); this.index.fulltext().connectRemoteSolr(instances, shardMethod, writeEnabled); } catch (final IOException e ) { ConcurrentLog.logException(e); } } // create a crawler this.crawlQueues.relocate(this.queuesRoot); // cannot be closed because the busy threads are working with that object this.crawler = new CrawlSwitchboard(this); // init a DHT transmission dispatcher this.dhtDispatcher = (this.peers.sizeConnected() == 0) ? null : new Dispatcher(this, true, 10000); // create new web structure this.webStructure = new WebStructureGraph(new File(this.queuesRoot, "webStructure.map")); // load domainList try { this.domainList = null; if ( !this.getConfig("network.unit.domainlist", "").equals("") ) { final Reader r = this.getConfigFileFromWebOrLocally( this.getConfig("network.unit.domainlist", ""), this.getAppPath().getAbsolutePath(), new File(this.networkRoot, "domainlist.txt")); this.domainList = new FilterEngine(); final BufferedReader br = new BufferedReader(r); this.domainList.loadList(br, null); br.close(); } } catch (final FileNotFoundException e ) { this.log.severe("CONFIG: domainlist not found: " + e.getMessage()); } catch (final IOException e ) { this.log.severe("CONFIG: error while retrieving domainlist: " + e.getMessage()); } this.crawlStacker = new CrawlStacker( this.robots, this.crawlQueues, this.crawler, this.index, this.peers, "local.any".indexOf(this.getConfig(SwitchboardConstants.NETWORK_DOMAIN, "global")) >= 0, "global.any".indexOf(this.getConfig(SwitchboardConstants.NETWORK_DOMAIN, "global")) >= 0, this.domainList); } Domains.setNoLocalCheck(this.isAllIPMode()); // possibly switch off localIP check // start up crawl jobs this.continueCrawlJob(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL); this.continueCrawlJob(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL); this.log .info("SWITCH NETWORK: FINISHED START UP, new network is now '" + networkDefinition + "'."); // set the network-specific remote crawl ppm this.setRemotecrawlPPM(Math.max(1, (int) this.getConfigLong("network.unit.remotecrawl.speed", 60))); } public void setRemotecrawlPPM(final int ppm) { final long newBusySleep = Math.max(100, 60000 / ppm); // propagate to crawler final BusyThread rct = this.getThread(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL); this.setConfig(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL_BUSYSLEEP, newBusySleep); this.setConfig(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL_IDLESLEEP, Math.min(10000, newBusySleep * 10)); if (rct != null) { rct.setBusySleep(this.getConfigLong(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL_BUSYSLEEP, 1000)); rct.setIdleSleep(this.getConfigLong(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL_IDLESLEEP, 10000)); } // propagate to loader final BusyThread rcl = this.getThread(SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER); this.setConfig(SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER_BUSYSLEEP, newBusySleep * 4); this.setConfig(SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER_IDLESLEEP, Math.min(10000, newBusySleep * 20)); if (rcl != null) { rcl.setBusySleep(this.getConfigLong(SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER_BUSYSLEEP, 1000)); rcl.setIdleSleep(this.getConfigLong(SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER_IDLESLEEP, 10000)); } } /** * Initialisize and perform all settings to enable remote crawls * (if remote crawl is not in use, save the resources) If called with * activate==false worker threads are closed and removed (to free resources) * * @param activate true=enable, false=disable */ public void initRemoteCrawler(final boolean activate) { this.setConfig(SwitchboardConstants.CRAWLJOB_REMOTE, activate); this.peers.mySeed().setFlagAcceptRemoteCrawl(activate); if (activate) { this.crawlQueues.initRemoteCrawlQueues(); final CrawlQueues queues = this.crawlQueues; BusyThread rct = this.getThread(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL); if (rct == null) { this.deployThread( SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL, "Remote Crawl Job", "thread that performes a single crawl/indexing step triggered by a remote peer", "/IndexCreateQueues_p.html?stack=REMOTE", new InstantBusyThread("CrawlQueues.remoteTriggeredCrawlJob", 0, 0) { @Override public boolean jobImpl() throws Exception { return queues.remoteTriggeredCrawlJob(); } @Override public int getJobCount() { return queues.remoteTriggeredCrawlJobSize(); } }, 10000); rct = this.getThread(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL); } rct.setBusySleep(this.getConfigLong(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL_BUSYSLEEP, 1000)); rct.setIdleSleep(this.getConfigLong(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL_IDLESLEEP, 10000)); BusyThread rcl = this.getThread(SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER); if (rcl == null) { this.deployThread( SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER, "Remote Crawl URL Loader", "thread that loads remote crawl lists from other peers", null, new InstantBusyThread("CrawlQueues.remoteCrawlLoaderJob", 10000, 10000) { @Override public boolean jobImpl() throws Exception { return queues.remoteCrawlLoaderJob(); } }, 10000); rcl = this.getThread(SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER); } rcl.setBusySleep(this.getConfigLong(SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER_BUSYSLEEP, 1000)); rcl.setIdleSleep(this.getConfigLong(SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER_IDLESLEEP, 10000)); } else { // activate==false, terminate and remove threads this.terminateThread(SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER, true); this.terminateThread(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL, true); } } /** * Initialise the Autocrawl thread * @param activate true=enable, false=disable */ public void initAutocrawl(final boolean activate) { this.setConfig(SwitchboardConstants.AUTOCRAWL, activate); if (activate) { BusyThread acr = this.getThread(SwitchboardConstants.CRAWLJOB_AUTOCRAWL); if (acr == null) { final CrawlQueues queues = this.crawlQueues; this.deployThread( SwitchboardConstants.CRAWLJOB_AUTOCRAWL, "Autocrawl", "Thread that selects and automatically adds crawling jobs to the local queue", null, new InstantBusyThread("CrawlQueues.autocrawlJob", 10000, 10000) { @Override public boolean jobImpl() throws Exception { return queues.autocrawlJob(); } }, 10000); acr = this.getThread(SwitchboardConstants.CRAWLJOB_AUTOCRAWL); } acr.setBusySleep(this.getConfigLong(SwitchboardConstants.CRAWLJOB_AUTOCRAWL_BUSYSLEEP, 10000)); acr.setIdleSleep(this.getConfigLong(SwitchboardConstants.CRAWLJOB_AUTOCRAWL_IDLESLEEP, 10000)); } } public void initMessages() throws IOException { this.log.config("Starting Message Board"); final File messageDbFile = new File(this.workPath, "message.heap"); this.messageDB = new MessageBoard(messageDbFile); this.log.config("Loaded Message Board DB from file " + messageDbFile.getName() + ", " + this.messageDB.size() + " entries" + ", " + ppRamString(messageDbFile.length() / 1024)); } public void initWiki() throws IOException { this.log.config("Starting Wiki Board"); final File wikiDbFile = new File(this.workPath, "wiki.heap"); this.wikiDB = new WikiBoard(wikiDbFile, new File(this.workPath, "wiki-bkp.heap")); this.log.config("Loaded Wiki Board DB from file " + wikiDbFile.getName() + ", " + this.wikiDB.size() + " entries" + ", " + ppRamString(wikiDbFile.length() / 1024)); } public void initBlog() throws IOException { this.log.config("Starting Blog"); final File blogDbFile = new File(this.workPath, "blog.heap"); this.blogDB = new BlogBoard(blogDbFile); this.log.config("Loaded Blog DB from file " + blogDbFile.getName() + ", " + this.blogDB.size() + " entries" + ", " + ppRamString(blogDbFile.length() / 1024)); final File blogCommentDbFile = new File(this.workPath, "blogComment.heap"); this.blogCommentDB = new BlogBoardComments(blogCommentDbFile); this.log.config("Loaded Blog-Comment DB from file " + blogCommentDbFile.getName() + ", " + this.blogCommentDB.size() + " entries" + ", " + ppRamString(blogCommentDbFile.length() / 1024)); } public void initBookmarks() throws IOException { this.log.config("Loading Bookmarks DB"); final File bookmarksFile = new File(this.workPath, "bookmarks.heap"); final File tagsFile = new File(this.workPath, "bookmarkTags.heap"); final File datesFile = new File(this.workPath, "bookmarkDates.heap"); tagsFile.delete(); this.bookmarksDB = new BookmarksDB(bookmarksFile, datesFile); this.log.config("Loaded Bookmarks DB from files " + bookmarksFile.getName() + ", " + tagsFile.getName()); this.log.config(this.bookmarksDB.tagsSize() + " Tag, " + this.bookmarksDB.bookmarksSize() + " Bookmarks"); } public static Switchboard getSwitchboard() { return sb; } public boolean isP2PMode() { return this.getConfig(SwitchboardConstants.NETWORK_BOOTSTRAP_SEEDLIST_STUB + "0", null) != null; } public boolean isIntranetMode() { return "local.any".indexOf(this.getConfig(SwitchboardConstants.NETWORK_DOMAIN, "global")) >= 0; } public boolean isGlobalMode() { return "global.any".indexOf(this.getConfig(SwitchboardConstants.NETWORK_DOMAIN, "global")) >= 0; } public boolean isAllIPMode() { return "any".indexOf(this.getConfig(SwitchboardConstants.NETWORK_DOMAIN, "global")) >= 0; } /** * In nocheck mode the isLocal property is not checked to omit DNS lookup. Can only be done in allip mode * * @return true when in nocheck mode */ public boolean isIPNoCheckMode() { return this.isAllIPMode() && this.getConfigBool(SwitchboardConstants.NETWORK_DOMAIN_NOCHECK, false); } public boolean isRobinsonMode() { // we are in robinson mode, if we do not exchange index by dht distribution // we need to take care that search requests and remote indexing requests go only // to the peers in the same cluster, if we run a robinson cluster. return (this.peers != null && this.peers.sizeConnected() == 0) || (!this.getConfigBool(SwitchboardConstants.INDEX_DIST_ALLOW, false) && !this.getConfigBool(SwitchboardConstants.INDEX_RECEIVE_ALLOW, false)); } public boolean isPublicRobinson() { // robinson peers may be member of robinson clusters, which can be public or private // this does not check the robinson attribute, only the specific subtype of the cluster final String clustermode = this.getConfig(SwitchboardConstants.CLUSTER_MODE, SwitchboardConstants.CLUSTER_MODE_PUBLIC_PEER); return (clustermode.equals(SwitchboardConstants.CLUSTER_MODE_PUBLIC_CLUSTER)) || (clustermode.equals(SwitchboardConstants.CLUSTER_MODE_PUBLIC_PEER)); } public boolean isInMyCluster(final String peer) { // check if the given peer is in the own network, if this is a robinson cluster // depending on the robinson cluster type, the peer String may be a peerhash (b64-hash) // or a ip:port String or simply a ip String // if this robinson mode does not define a cluster membership, false is returned if ( peer == null ) { return false; } if ( !this.isRobinsonMode() ) { return false; } final String clustermode = this.getConfig(SwitchboardConstants.CLUSTER_MODE, SwitchboardConstants.CLUSTER_MODE_PUBLIC_PEER); if ( clustermode.equals(SwitchboardConstants.CLUSTER_MODE_PUBLIC_CLUSTER) ) { // check if we got the request from a peer in the public cluster return this.clusterhashes.contains(ASCII.getBytes(peer)); } return false; } public boolean isInMyCluster(final Seed seed) { // check if the given peer is in the own network, if this is a robinson cluster // if this robinson mode does not define a cluster membership, false is returned if ( seed == null ) { return false; } if ( !this.isRobinsonMode() ) { return false; } final String clustermode = this.getConfig(SwitchboardConstants.CLUSTER_MODE, SwitchboardConstants.CLUSTER_MODE_PUBLIC_PEER); if ( clustermode.equals(SwitchboardConstants.CLUSTER_MODE_PUBLIC_CLUSTER) ) { // check if we got the request from a peer in the public cluster return this.clusterhashes.contains(ASCII.getBytes(seed.hash)); } return false; } /** * tests if hash occurs in any database. * @param hash * @return if it exists, the name of the database is returned, if it not exists, null is returned */ public HarvestProcess getHarvestProcess(final String hash) { if (this.index.fulltext().getDefaultConnector().exists(hash)) return HarvestProcess.LOADED; final HarvestProcess hp = this.crawlQueues.exists(ASCII.getBytes(hash)); if (hp != null) return hp; return null; // todo: can also be in error } public void urlRemove(final Segment segment, final byte[] hash) { segment.fulltext().remove(hash); ResultURLs.remove(ASCII.String(hash)); this.crawlQueues.removeURL(hash); } public String getURL(final byte[] urlhash) throws IOException { if (urlhash == null) return null; if (urlhash.length == 0) return null; final String url = this.index.fulltext().getURL(ASCII.String(urlhash)); if (url != null) return url; final DigestURL returl = this.crawlQueues.getURL(urlhash); // getURL may be null if (returl != null) return returl.toNormalform(true); return null; } public String getURL(final String urlhash) throws IOException { if (urlhash == null) return null; if (urlhash.length() == 0) return null; final String url = this.index.fulltext().getURL(urlhash); if (url != null) return url; final DigestURL returl = this.crawlQueues.getURL(urlhash.getBytes()); // getURL may be null if (returl != null) return returl.toNormalform(true); return null; } public RankingProfile getRanking() { return (this.getConfig(SwitchboardConstants.SEARCH_RANKING_RWI_PROFILE, "").isEmpty()) ? new RankingProfile(Classification.ContentDomain.TEXT) : new RankingProfile("", crypt.simpleDecode(this.getConfig(SwitchboardConstants.SEARCH_RANKING_RWI_PROFILE, ""))); } /** * checks if the proxy, the local search or remote search was accessed some time before If no limit is * exceeded, null is returned. If a limit is exceeded, then the name of the service that caused the * caution is returned * * @return null or a service name */ public String onlineCaution() { if ( System.currentTimeMillis() - this.proxyLastAccess < Integer.parseInt(this.getConfig( SwitchboardConstants.PROXY_ONLINE_CAUTION_DELAY, "100")) ) { return "proxy"; } if ( System.currentTimeMillis() - this.localSearchLastAccess < Integer.parseInt(this.getConfig( SwitchboardConstants.LOCALSEACH_ONLINE_CAUTION_DELAY, "1000")) ) { return "localsearch"; } if ( System.currentTimeMillis() - this.remoteSearchLastAccess < Integer.parseInt(this.getConfig( SwitchboardConstants.REMOTESEARCH_ONLINE_CAUTION_DELAY, "500")) ) { return "remotesearch"; } return null; } /** * Creates a human readable string from a number which represents the size of a file. The method has a * side effect: It changes the input. Since the method is private and only used in this class for values * which are not used later, this should be OK in this case, but one should never use this method without * thinking about the side effect. [MN] * * @param bytes the length of a file * @return the length of a file in human readable form */ private static String ppRamString(long bytes) { if ( bytes < 1024 ) { return bytes + " KByte"; } bytes = bytes / 1024; if ( bytes < 1024 ) { return bytes + " MByte"; } bytes = bytes / 1024; if ( bytes < 1024 ) { return bytes + " GByte"; } return (bytes / 1024) + "TByte"; } /** * {@link CrawlProfile Crawl Profiles} are saved independently from the queues themselves and therefore * have to be cleaned up from time to time. This method only performs the clean-up if - and only if - the * {@link Switchboard switchboard}, {@link LoaderDispatcher loader} and {@link CrawlQueues local * crawl} queues are all empty. *

* Then it iterates through all existing {@link CrawlProfile crawl profiles} and removes all profiles * which are not hard-coded. *

*

* If this method encounters DB-failures, the profile DB will be reseted and true * will be returned *

* * @return whether this method has done something or not (i.e. because the queues have been filled or * there are no profiles left to clean up) * @throws InterruptedException if the current thread has been interrupted, i.e. by the shutdown * procedure */ public boolean cleanProfiles() throws InterruptedException { if (this.getIndexingProcessorsQueueSize() > 0 || this.crawlQueues.activeWorkerEntries().size() > 0 || this.crawlQueues.coreCrawlJobSize() > 0 || this.crawlQueues.limitCrawlJobSize() > 0 || this.crawlQueues.remoteTriggeredCrawlJobSize() > 0 || this.crawlQueues.noloadCrawlJobSize() > 0 || (this.crawlStacker != null && !this.crawlStacker.isEmpty()) || !this.crawlQueues.noticeURL.isEmpty()) { return false; } return this.crawler.clear(); } public synchronized void close() { this.log.config("SWITCHBOARD SHUTDOWN STEP 1: sending termination signal to managed threads:"); /* Print also to the standard output : when this method is triggered by the shutdown hook thread, the LogManager is likely to have * been concurrently reset by its own shutdown hook thread */ System.out.println("SWITCHBOARD Performing shutdown steps..."); MemoryTracker.stopSystemProfiling(); this.terminateAllThreads(true); net.yacy.gui.framework.Switchboard.shutdown(); this.log.config("SWITCHBOARD SHUTDOWN STEP 2: sending termination signal to threaded indexing"); // closing all still running db importer jobs this.crawlStacker.announceClose(); this.crawlStacker.close(); this.crawlQueues.close(); this.robots.close(); this.indexingDocumentProcessor.shutdown(); this.indexingCondensementProcessor.shutdown(); this.indexingAnalysisProcessor.shutdown(); this.indexingStorageProcessor.shutdown(); if ( this.dhtDispatcher != null ) { this.dhtDispatcher.close(); } // de.anomic.http.client.Client.closeAllConnections(); this.wikiDB.close(); this.blogDB.close(); this.blogCommentDB.close(); this.userDB.close(); if ( this.bookmarksDB != null ) { this.bookmarksDB.close(); // may null if concurrent initialization was not finished } this.messageDB.close(); this.webStructure.close(); this.crawler.close(); this.log.config("SWITCHBOARD SHUTDOWN STEP 3: sending termination signal to database manager (stand by...)"); this.index.close(); this.peers.close(); Cache.close(); this.tables.close(); Domains.close(); AccessTracker.dumpLog(); Switchboard.urlBlacklist.close(); ArrayStack.shutdownDeleteService(); UPnP.deletePortMappings(); this.tray.remove(); try { HTTPClient.closeConnectionManager(); } catch (final InterruptedException e ) { ConcurrentLog.logException(e); } RemoteInstance.closeConnectionManager(); this.log.config("SWITCHBOARD SHUTDOWN TERMINATED"); /* Print also to the standard output : when this method is triggered by the shutdown hook thread, the LogManager is likely to have * been concurrently reset by its own shutdown hook thread */ System.out.println("SWITCHBOARD Shutdown steps terminated."); } /** * pass a response to the indexer * * @param response * @return null if successful, an error message otherwise */ public String toIndexer(final Response response) { assert response != null; // get next queue entry and start a queue processing if ( response == null ) { if ( this.log.isFine() ) { this.log.fine("deQueue: queue entry is null"); } return "queue entry is null"; } if ( response.profile() == null ) { if ( this.log.isFine() ) { this.log.fine("deQueue: profile is null"); } return "profile is null"; } // check if the document should be indexed based on proxy/crawler rules String noIndexReason = "unspecified indexing error"; if ( response.processCase(this.peers.mySeed().hash) == EventOrigin.PROXY_LOAD ) { // proxy-load noIndexReason = response.shallIndexCacheForProxy(); } else { // normal crawling noIndexReason = response.shallIndexCacheForCrawler(); } /* * Eventually check if a parser supports the media type. Depending on the crawl * profile, the indexingDocumentProcessor can eventually index only URL metadata * using the generic parser for unsupported media types */ if ( noIndexReason == null && !response.profile().isIndexNonParseableUrls()) { noIndexReason = TextParser.supports(response.url(), response.getMimeType()); } // check X-YACY-Index-Control // With the X-YACY-Index-Control header set to "no-index" a client could disallow // yacy to index the response returned as answer to a request if ( noIndexReason == null && response.requestProhibitsIndexing() ) { noIndexReason = "X-YACY-Index-Control header prohibits indexing"; } // check accepted domain / localhost accesses if ( noIndexReason == null ) { noIndexReason = this.crawlStacker.urlInAcceptedDomain(response.url()); } // in the noIndexReason is set, indexing is not allowed if ( noIndexReason != null ) { // log cause and close queue //if (log.isFine()) log.logFine("deQueue: not indexed any word in URL " + response.url() + "; cause: " + noIndexReason); // create a new errorURL DB entry this.crawlQueues.errorURL.push(response.url(), response.depth(), response.profile(), FailCategory.FINAL_PROCESS_CONTEXT, noIndexReason, -1); // finish this entry return "not allowed: " + noIndexReason; } this.indexingDocumentProcessor.enQueue(new IndexingQueueEntry( response, null, null)); return null; } public boolean processSurrogate(final String s) { final File infile = new File(this.surrogatesInPath, s); if ( !infile.exists() || !infile.canWrite() || !infile.canRead() ) { return false; } final File outfile = new File(this.surrogatesOutPath, s); //if (outfile.exists()) return false; boolean moved = false; if ( s.endsWith("xml.zip") ) { // open the zip file with all the xml files in it ZipInputStream zis = null; try { final InputStream is = new BufferedInputStream(new FileInputStream(infile)); zis = new ZipInputStream(is); ZipEntry entry; while ( (entry = zis.getNextEntry()) != null ) { int size; final byte[] buffer = new byte[2048]; final ByteArrayOutputStream baos = new ByteArrayOutputStream(); while ( (size = zis.read(buffer, 0, buffer.length)) != -1 ) { baos.write(buffer, 0, size); } baos.flush(); this.processSurrogateXML(new ByteArrayInputStream(baos.toByteArray()), entry.getName()); baos.close(); if (this.shallTerminate()) break; } } catch (final IOException e ) { ConcurrentLog.logException(e); } finally { moved = infile.renameTo(outfile); if (zis != null) try {zis.close();} catch (final IOException e) { this.log.warn("Could not close zip input stream on file " + infile); } } return moved; } else if (s.endsWith(".warc") || s.endsWith(".warc.gz")) { try { final WarcImporter wri = new WarcImporter(infile); wri.start(); try { wri.join(); } catch (final InterruptedException ex) { return moved; } moved = infile.renameTo(outfile); } catch (final IOException ex) { this.log.warn("IO Error processing warc file " + infile); } return moved; } else if (s.endsWith(".jsonlist") || s.endsWith(".jsonlist.gz") || s.endsWith(".flatjson")) { return this.processSurrogateJson(infile, outfile); } InputStream is = null; try { is = new BufferedInputStream(new FileInputStream(infile)); if (s.endsWith(".gz")) is = new GZIPInputStream(is, 65535); this.processSurrogateXML(is, infile.getName()); } catch (final IOException e ) { ConcurrentLog.logException(e); } finally { if (!this.shallTerminate()) { moved = infile.renameTo(outfile); if ( moved ) { // check if this file is already compressed, if not, compress now if ( !outfile.getName().endsWith(".gz") ) { final String gzname = outfile.getName() + ".gz"; final File gzfile = new File(outfile.getParentFile(), gzname); try ( /* Resources automatically closed by this try-with-resources statement */ final FileOutputStream fileOutStream = new FileOutputStream(gzfile); final OutputStream os = new BufferedOutputStream(new GZIPOutputStream(fileOutStream, 65536){{this.def.setLevel(Deflater.BEST_COMPRESSION);}}); final FileInputStream fileInStream = new FileInputStream(outfile); final BufferedInputStream bis = new BufferedInputStream(fileInStream); ) { FileUtils.copy(bis, os); if ( gzfile.exists() ) { FileUtils.deletedelete(outfile); } } catch (final IOException e ) { /* Catch but log any IO exception that can occur on copy, automatic closing or streams creation */ ConcurrentLog.logException(e); } } this.log.info("processed surrogate " + infile); } } if (is != null) try {is.close();} catch (final IOException e) { this.log.warn("Could not close input stream on file " + infile); } } return moved; } private boolean processSurrogateJson(final File infile, final File outfile) { // parse a file that can be generated with yacy_grid_parser // see https://github.com/yacy/yacy_grid_parser/blob/master/README.md this.log.info("processing json surrogate " + infile); try { final JsonListImporter importer = new JsonListImporter(infile, false, false); importer.run(); } catch (final IOException e) { this.log.warn(e); } final boolean moved = infile.renameTo(outfile); return moved; } private void processSurrogateXML(final InputStream is, final String name) throws IOException { final int concurrency = Runtime.getRuntime().availableProcessors(); // start reader thread final SurrogateReader reader = new SurrogateReader(is, 100, this.crawlStacker, this.index.fulltext().getDefaultConfiguration(), concurrency); final Thread readerThread = new Thread(reader, name); readerThread.setPriority(Thread.MAX_PRIORITY); // we must have maximum prio here because this thread feeds the other threads. It must always be ahead of them. readerThread.start(); // start indexer threads assert this.crawlStacker != null; final Thread[] indexer = new Thread[concurrency]; for (int t = 0; t < concurrency; t++) { indexer[t] = new Thread("Switchboard.processSurrogateXML-" + t) { @Override public void run() { final VocabularyScraper scraper = new VocabularyScraper(); Object surrogateObj; while ((surrogateObj = reader.take()) != SurrogateReader.POISON_DOCUMENT ) { assert surrogateObj != null; /* When parsing a full-text Solr xml data dump Surrogate reader produces SolrInputDocument instances */ if(surrogateObj instanceof SolrInputDocument) { final SolrInputDocument surrogate = (SolrInputDocument)surrogateObj; try { // enrich the surrogate final String id = (String) surrogate.getFieldValue(CollectionSchema.id.getSolrFieldName()); final String text = (String) surrogate.getFieldValue(CollectionSchema.text_t.getSolrFieldName()); final DigestURL rootURL = new DigestURL((String) surrogate.getFieldValue(CollectionSchema.sku.getSolrFieldName()), ASCII.getBytes(id)); if (text != null && text.length() > 0 && id != null ) { // run the tokenizer on the text to get vocabularies and synonyms final Tokenizer tokenizer = new Tokenizer(rootURL, text, LibraryProvider.dymLib, true, scraper); final Map> facets = Document.computeGenericFacets(tokenizer.tags()); // overwrite the given vocabularies and synonyms with new computed ones Switchboard.this.index.fulltext().getDefaultConfiguration().enrich(surrogate, tokenizer.synonyms(), facets); } /* Update the ResultURLS stack for monitoring */ final byte[] myPeerHash = ASCII.getBytes(Switchboard.this.peers.mySeed().hash); ResultURLs.stack( ASCII.String(rootURL.hash()), rootURL.getHost(), myPeerHash, myPeerHash, EventOrigin.SURROGATES); } catch (final MalformedURLException e) { ConcurrentLog.logException(e); } // write the surrogate into the index Switchboard.this.index.putDocument(surrogate); } else if(surrogateObj instanceof DCEntry) { /* When parsing a MediaWiki dump Surrogate reader produces DCEntry instances */ // create a queue entry final DCEntry entry = (DCEntry)surrogateObj; final Document document = entry.document(); final Request request = new Request( ASCII.getBytes(Switchboard.this.peers.mySeed().hash), entry.getIdentifier(true), null, "", entry.getDate(), Switchboard.this.crawler.defaultSurrogateProfile.handle(), 0, Switchboard.this.crawler.defaultSurrogateProfile.timezoneOffset()); final Response response = new Response(request, null, null, Switchboard.this.crawler.defaultSurrogateProfile, false, null); final IndexingQueueEntry queueEntry = new IndexingQueueEntry(response, new Document[] {document}, null); Switchboard.this.indexingCondensementProcessor.enQueue(queueEntry); } if (Switchboard.this.shallTerminate()) break; } } }; indexer[t].setPriority(5); indexer[t].start(); } // wait for termination of indexer threads for (int t = 0; t < concurrency; t++) { try {indexer[t].join();} catch (final InterruptedException e) {} } } public int surrogateQueueSize() { // count surrogates final String[] surrogatelist = this.surrogatesInPath.list(); if ( surrogatelist.length > 100 ) { return 100; } int count = 0; for ( final String s : surrogatelist ) { if ( s.endsWith(".xml") || s.endsWith(".xml.gz") || s.endsWith(".xml.zip") || s.endsWith(".warc") || s.endsWith(".warc.gz") || s.endsWith(".jsonlist") || s.endsWith(".flatjson") ) { count++; } if ( count >= 100 ) { break; } } return count; } public void surrogateFreeMem() { // do nothing } public boolean surrogateProcess() { // work off fresh entries from the proxy or from the crawler final String cautionCause = this.onlineCaution(); if ( cautionCause != null ) { if ( this.log.isFine() ) { this.log.fine("deQueue: online caution for " + cautionCause + ", omitting resource stack processing"); } return false; } try { // check surrogates final String[] surrogatelist = this.surrogatesInPath.list(); if ( surrogatelist != null && surrogatelist.length > 0 ) { // look if the is any xml inside for ( final String surrogate : surrogatelist ) { // check for interruption this.checkInterruption(); if ( surrogate.endsWith(".xml") || surrogate.endsWith(".xml.gz") || surrogate.endsWith(".xml.zip") || surrogate.endsWith(".warc") || surrogate.endsWith(".warc.gz") || surrogate.endsWith(".jsonlist") || surrogate.endsWith(".jsonlist.gz") || surrogate.endsWith(".flatjson") || surrogate.endsWith(".flatjson.gz") ) { // read the surrogate file and store entry in index if ( this.processSurrogate(surrogate) ) { return true; } } } } } catch (final InterruptedException e ) { return false; } return false; } public static void clearCaches() { // flush caches in used libraries pdfParser.clearPdfBoxCaches(); // clear caches if (WordCache.sizeCommonWords() > 1000) WordCache.clearCommonWords(); Word.clearCache(); // Domains.clear(); // clean up image stack ResultImages.clearQueues(); // flush the document compressor cache Cache.commit(); Digest.cleanup(); // don't let caches become permanent memory leaks // clear graphics caches CircleTool.clearcache(); NetworkGraph.clearcache(); } public int schedulerJobSize() { try { return this.tables.size(WorkTables.TABLE_API_NAME); } catch (final IOException e) { ConcurrentLog.logException(e); return 0; } } /** * Check scheduled api calls scheduled execution time and execute all jobs due * @return true if calls have been executed */ public boolean schedulerJob() { // execute scheduled API actions Tables.Row row; final Collection pks = new LinkedHashSet<>(); final Date now = new Date(); try { final Iterator plainIterator = this.tables.iterator(WorkTables.TABLE_API_NAME); final Iterator mapIterator = Tables.orderByDate(plainIterator, WorkTables.TABLE_API_COL_DATE_LAST_EXEC, null, SortDirection.ASC).iterator(); while (mapIterator.hasNext()) { row = mapIterator.next(); if (row == null) continue; // select api calls according to scheduler settings final int stime = row.get(WorkTables.TABLE_API_COL_APICALL_SCHEDULE_TIME, 0); if (stime > 0) { // has scheduled repeat final Date date_next_exec = row.get(WorkTables.TABLE_API_COL_DATE_NEXT_EXEC, (Date) null); if (date_next_exec != null) { // has been executed before if (now.after(date_next_exec)) pks.add(UTF8.String(row.getPK())); } else { // was never executed before pks.add(UTF8.String(row.getPK())); } } // select api calls according to event settings final String kind = row.get(WorkTables.TABLE_API_COL_APICALL_EVENT_KIND, "off"); if (!"off".equals(kind)) { final String action = row.get(WorkTables.TABLE_API_COL_APICALL_EVENT_ACTION, "startup"); if ("startup".equals(action)) { if (this.startupAction) { pks.add(UTF8.String(row.getPK())); if ("once".equals(kind)) { row.put(WorkTables.TABLE_API_COL_APICALL_EVENT_KIND, "off"); sb.tables.update(WorkTables.TABLE_API_NAME, row); } } } else try { final SimpleDateFormat dateFormat = new SimpleDateFormat("yyyyMMddHHmm"); final long d = dateFormat.parse(dateFormat.format(new Date()).substring(0, 8) + action).getTime(); final long cycle = this.getThread(SwitchboardConstants.CLEANUP).getBusySleep(); if (d < System.currentTimeMillis() && System.currentTimeMillis() - d < cycle) { pks.add(UTF8.String(row.getPK())); if ("once".equals(kind)) { row.put(WorkTables.TABLE_API_COL_APICALL_EVENT_KIND, "off"); row.put(WorkTables.TABLE_API_COL_DATE_NEXT_EXEC, ""); sb.tables.update(WorkTables.TABLE_API_NAME, row); } } } catch (final ParseException e) {} } } } catch (final IOException e) { ConcurrentLog.logException(e); } this.startupAction = false; // execute api calls final Map callResult = this.tables.execAPICalls("localhost", this.getLocalPort(), pks, this.getConfig(SwitchboardConstants.ADMIN_ACCOUNT_USER_NAME, "admin"), this.getConfig(SwitchboardConstants.ADMIN_ACCOUNT_B64MD5, "")); for ( final Map.Entry call : callResult.entrySet() ) { this.log.info("Scheduler executed api call, response " + call.getValue() + ": " + call.getKey()); } return pks.size() > 0; } public int cleanupJobSize() { int c = 1; // run this always! if (this.crawlQueues.delegatedURL != null && (this.crawlQueues.delegatedURL.size() > 1000) ) { c++; } if ( (this.crawlQueues.errorURL.stackSize() > 1000) ) { c++; } for ( final EventOrigin origin : EventOrigin.values() ) { if ( ResultURLs.getStackSize(origin) > 1000 ) { c++; } } return c; } public boolean cleanupJob() { ConcurrentLog.ensureWorkerIsRunning(); try { clearCaches(); // write a thread dump to log path try { final File tdlog = new File(this.dataPath, "DATA/LOG/threaddump.txt"); final PrintWriter out = new PrintWriter(tdlog); final String threaddump = ThreadDump.threaddump(this, true, 0, false, 0); out.println(threaddump); out.close(); } catch (final IOException e) { this.log.info("cannot write threaddump", e); } // clear caches if necessary if ( !MemoryControl.request(128000000L, false) ) { this.index.clearCaches(); SearchEventCache.cleanupEvents(false); this.trail.clear(); GuiHandler.clear(); } // stop greedylearning if limit is reached if (this.getConfigBool(SwitchboardConstants.GREEDYLEARNING_ACTIVE, false)) { final long cs = this.index.fulltext().collectionSize(); if (cs > this.getConfigInt(SwitchboardConstants.GREEDYLEARNING_LIMIT_DOCCOUNT, 0)) { this.setConfig(SwitchboardConstants.GREEDYLEARNING_ACTIVE, false); this.log.info("finishing greedy learning phase, size=" +cs); } } // refresh recrawl dates try { CrawlProfile selentry; for ( final byte[] handle : this.crawler.getActive() ) { selentry = this.crawler.getActive(handle); if ( selentry.handle() == null ) { this.crawler.removeActive(handle); continue; } boolean insert = false; if ( selentry.name().equals(CrawlSwitchboard.CRAWL_PROFILE_RECRAWL_JOB) ) { selentry.put(CrawlProfile.CrawlAttribute.RECRAWL_IF_OLDER.key, Long.toString(CrawlProfile.getRecrawlDate(CrawlSwitchboard.CRAWL_PROFILE_RECRAWL_JOB_RECRAWL_CYCLE).getTime())); insert = true; } if ( selentry.name().equals(CrawlSwitchboard.CRAWL_PROFILE_PROXY) ) { selentry.put(CrawlProfile.CrawlAttribute.RECRAWL_IF_OLDER.key, Long.toString(CrawlProfile.getRecrawlDate(CrawlSwitchboard.CRAWL_PROFILE_PROXY_RECRAWL_CYCLE).getTime())); insert = true; } if ( selentry.name().equals(CrawlSwitchboard.CRAWL_PROFILE_SNIPPET_LOCAL_TEXT) ) { selentry.put(CrawlProfile.CrawlAttribute.RECRAWL_IF_OLDER.key, Long.toString(CrawlProfile.getRecrawlDate(CrawlSwitchboard.CRAWL_PROFILE_SNIPPET_LOCAL_TEXT_RECRAWL_CYCLE).getTime())); insert = true; } if ( selentry.name().equals(CrawlSwitchboard.CRAWL_PROFILE_SNIPPET_GLOBAL_TEXT) ) { selentry.put(CrawlProfile.CrawlAttribute.RECRAWL_IF_OLDER.key, Long.toString(CrawlProfile.getRecrawlDate(CrawlSwitchboard.CRAWL_PROFILE_SNIPPET_GLOBAL_TEXT_RECRAWL_CYCLE).getTime())); insert = true; } if ( selentry.name().equals(CrawlSwitchboard.CRAWL_PROFILE_GREEDY_LEARNING_TEXT) ) { selentry.put(CrawlProfile.CrawlAttribute.RECRAWL_IF_OLDER.key, Long.toString(CrawlProfile.getRecrawlDate(CrawlSwitchboard.CRAWL_PROFILE_GREEDY_LEARNING_TEXT_RECRAWL_CYCLE).getTime())); insert = true; } if ( selentry.name().equals(CrawlSwitchboard.CRAWL_PROFILE_SNIPPET_LOCAL_MEDIA) ) { selentry.put(CrawlProfile.CrawlAttribute.RECRAWL_IF_OLDER.key, Long.toString(CrawlProfile.getRecrawlDate(CrawlSwitchboard.CRAWL_PROFILE_SNIPPET_LOCAL_MEDIA_RECRAWL_CYCLE).getTime())); insert = true; } if ( selentry.name().equals(CrawlSwitchboard.CRAWL_PROFILE_SNIPPET_GLOBAL_MEDIA) ) { selentry.put(CrawlProfile.CrawlAttribute.RECRAWL_IF_OLDER.key, Long.toString(CrawlProfile.getRecrawlDate(CrawlSwitchboard.CRAWL_PROFILE_SNIPPET_GLOBAL_MEDIA_RECRAWL_CYCLE).getTime())); insert = true; } if ( selentry.name().equals(CrawlSwitchboard.CRAWL_PROFILE_SURROGATE) ) { selentry.put(CrawlProfile.CrawlAttribute.RECRAWL_IF_OLDER.key, Long.toString(CrawlProfile.getRecrawlDate(CrawlSwitchboard.CRAWL_PROFILE_SURROGATE_RECRAWL_CYCLE).getTime())); insert = true; } if ( insert ) { this.crawler.putActive(UTF8.getBytes(selentry.handle()), selentry); } } } catch (final Exception e ) { ConcurrentLog.logException(e); } // close unused connections ConnectionInfo.cleanUp(); // clean up delegated stack this.checkInterruption(); if (this.crawlQueues.delegatedURL != null && (this.crawlQueues.delegatedURL.size() > 1000) ) { if ( this.log.isFine() ) { this.log.fine("Cleaning Delegated-URLs report stack, " + this.crawlQueues.delegatedURL.size() + " entries on stack"); } this.crawlQueues.delegatedURL.clear(); } // clean up error stack this.checkInterruption(); if ( (this.crawlQueues.errorURL.stackSize() > 1000) ) { if ( this.log.isFine() ) { this.log.fine("Cleaning Error-URLs report stack, " + this.crawlQueues.errorURL.stackSize() + " entries on stack"); } this.crawlQueues.errorURL.clearStack(); } // clean up loadedURL stack for ( final EventOrigin origin : EventOrigin.values() ) { this.checkInterruption(); if ( ResultURLs.getStackSize(origin) > 1000 ) { if ( this.log.isFine() ) { this.log.fine("Cleaning Loaded-URLs report stack, " + ResultURLs.getStackSize(origin) + " entries on stack " + origin.getCode()); } ResultURLs.clearStack(origin); } } // clean up news this.checkInterruption(); try { if ( this.log.isFine() ) { this.log.fine("Cleaning Incoming News, " + this.peers.newsPool.size(NewsPool.INCOMING_DB) + " entries on stack"); } this.peers.newsPool.automaticProcess(this.peers); } catch (final Exception e ) { ConcurrentLog.logException(e); } if ( this.getConfigBool("cleanup.deletionProcessedNews", true) ) { this.peers.newsPool.clear(NewsPool.PROCESSED_DB); } if ( this.getConfigBool("cleanup.deletionPublishedNews", true) ) { this.peers.newsPool.clear(NewsPool.PUBLISHED_DB); } // clean up seed-dbs if ( this.getConfigBool("routing.deleteOldSeeds.permission", true) ) { final long deleteOldSeedsTime = this.getConfigLong("routing.deleteOldSeeds.time", 7) * 24 * 3600000; Iterator e = this.peers.seedsSortedDisconnected(true, Seed.LASTSEEN); Seed seed = null; final List deleteQueue = new ArrayList<>(); this.checkInterruption(); // clean passive seeds while ( e.hasNext() ) { seed = e.next(); if ( seed != null ) { //list is sorted -> break when peers are too young to delete if ( !seed.isLastSeenTimeout(deleteOldSeedsTime) ) { break; } deleteQueue.add(seed.hash); } } for ( int i = 0; i < deleteQueue.size(); ++i ) { this.peers.removeDisconnected(deleteQueue.get(i)); } deleteQueue.clear(); e = this.peers.seedsSortedPotential(true, Seed.LASTSEEN); this.checkInterruption(); // clean potential seeds while ( e.hasNext() ) { seed = e.next(); if ( seed != null ) { //list is sorted -> break when peers are too young to delete if ( !seed.isLastSeenTimeout(deleteOldSeedsTime) ) { break; } deleteQueue.add(seed.hash); } } for ( int i = 0; i < deleteQueue.size(); ++i ) { this.peers.removePotential(deleteQueue.get(i)); } } // check if update is available and // if auto-update is activated perform an automatic installation and restart final yacyRelease updateVersion = yacyRelease.rulebasedUpdateInfo(false); if ( updateVersion != null ) { // there is a version that is more recent. Load it and re-start with it this.log.info("AUTO-UPDATE: downloading more recent release " + updateVersion.getUrl()); final File downloaded = updateVersion.downloadRelease(); final boolean devenvironment = new File(this.getAppPath(), ".git").exists(); if ( devenvironment ) { this.log .info("AUTO-UPDATE: omitting update because this is a development environment"); } else if ( (downloaded == null) || (!downloaded.exists()) || (downloaded.length() == 0) ) { this.log .info("AUTO-UPDATE: omitting update because download failed (file cannot be found, is too small or signature is bad)"); } else { if(yacyRelease.deployRelease(downloaded)) { this.terminate(10, "auto-update to install " + downloaded.getName()); this.log.info("AUTO-UPDATE: deploy and restart initiated"); } else { this.log .info("AUTO-UPDATE: omitting update because an error occurred while trying to deploy the release."); } } } // initiate broadcast about peer startup to spread supporter url if ( !this.isRobinsonMode() && this.peers.newsPool.size(NewsPool.OUTGOING_DB) == 0 ) { // read profile final Properties profile = new Properties(); final File profileFile = new File(this.dataPath, "DATA/SETTINGS/profile.txt"); FileInputStream fileIn = null; try { fileIn = new FileInputStream(profileFile); profile.load(fileIn); } catch (final IOException e ) { } finally { if ( fileIn != null ) { try { fileIn.close(); } catch (final Exception e ) { this.log.warn("Could not close input stream on file " + profileFile); } } } final String homepage = (String) profile.get("homepage"); if ( (homepage != null) && (homepage.length() > 10) ) { final Properties news = new Properties(); news.put("homepage", profile.get("homepage")); this.peers.newsPool.publishMyNews( this.peers.mySeed(), NewsPool.CATEGORY_PROFILE_BROADCAST, news); } } // update the cluster set this.clusterhashes = this.peers.clusterHashes(this.getConfig("cluster.peers.yacydomain", "")); // check if we are reachable and try to map port again if not (e.g. when router rebooted) if ( this.getConfigBool(SwitchboardConstants.UPNP_ENABLED, false) && this.peers.mySeed().isJunior() ) { UPnP.addPortMappings(); } // after all clean up is done, check the resource usage this.observer.resourceObserverJob(); // clean up profiles this.checkInterruption(); // execute the (post-) processing steps for all entries that have a process tag assigned final boolean allCrawlsFinished = this.crawler.allCrawlsFinished(this.crawlQueues); int proccount = 0; if (!this.crawlJobIsPaused(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL)) { final Fulltext fulltext = this.index.fulltext(); final CollectionConfiguration collection1Configuration = fulltext.getDefaultConfiguration(); final boolean process_key_exist = collection1Configuration.contains(CollectionSchema.process_sxt); if (!process_key_exist) this.log.info("postprocessing deactivated: field process_sxt is not enabled"); final boolean reference_index_exist = (this.index.connectedCitation() || fulltext.useWebgraph()); if (!reference_index_exist) this.log.info("postprocessing deactivated: no reference index avilable; activate citation index or webgraph"); final boolean minimum_ram_fullfilled = MemoryControl.available() > this.getConfigLong("postprocessing.minimum_ram", 0); if (!minimum_ram_fullfilled) this.log.info("postprocessing deactivated: no enough ram (" + MemoryControl.available() + "), needed " + this.getConfigLong("postprocessing.minimum_ram", 0) + ", to force change field postprocessing.minimum_ram"); final boolean minimum_load_fullfilled = Memory.getSystemLoadAverage() < this.getConfigFloat("postprocessing.maximum_load", 0); if (!minimum_load_fullfilled) this.log.info("postprocessing deactivated: too high load (" + Memory.getSystemLoadAverage() + ") > " + this.getConfigFloat("postprocessing.maximum_load", 0) + ", to force change field postprocessing.maximum_load"); final boolean postprocessing = process_key_exist && reference_index_exist && minimum_ram_fullfilled && minimum_load_fullfilled; if (!postprocessing) this.log.info("postprocessing deactivated: constraints violated"); if (allCrawlsFinished) { // refresh the search cache SearchEventCache.cleanupEvents(true); sb.index.clearCaches(); // every time the ranking is changed we need to remove old orderings if (postprocessing) { // run postprocessing on all profiles final ReferenceReportCache rrCache = this.index.getReferenceReportCache(); proccount += collection1Configuration.postprocessing(this.index, rrCache, null, this.getConfigBool("postprocessing.partialUpdate", true)); this.index.fulltext().commit(true); // without a commit the success is not visible in the monitoring } this.crawler.cleanProfiles(this.crawler.getActiveProfiles()); this.log.info("cleanup post-processed " + proccount + " documents"); } else { final Set deletionCandidates = collection1Configuration.contains(CollectionSchema.harvestkey_s.getSolrFieldName()) ? this.crawler.getFinishedProfiles(this.crawlQueues) : new HashSet<>(); final int cleanupByHarvestkey = deletionCandidates.size(); if (cleanupByHarvestkey > 0) { if (postprocessing) { // run postprocessing on these profiles final ReferenceReportCache rrCache = this.index.getReferenceReportCache(); for (final String profileHash: deletionCandidates) proccount += collection1Configuration.postprocessing(this.index, rrCache, profileHash, this.getConfigBool("postprocessing.partialUpdate", true)); this.index.fulltext().commit(true); // without a commit the success is not visible in the monitoring } this.crawler.cleanProfiles(deletionCandidates); this.log.info("cleanup removed " + cleanupByHarvestkey + " crawl profiles, post-processed " + proccount + " documents"); } } } if (allCrawlsFinished) { // flush caches Domains.clear(); this.crawlQueues.noticeURL.clear(); // do solr optimization /* long idleSearch = System.currentTimeMillis() - this.localSearchLastAccess; long idleAdmin = System.currentTimeMillis() - this.adminAuthenticationLastAccess; long deltaOptimize = System.currentTimeMillis() - this.optimizeLastRun; boolean optimizeRequired = deltaOptimize > 60000 * 60 * 2 && idleAdmin > 600000; // optimize if user is idle for 10 minutes and at most every 2 hours int opts = Math.min(10, Math.max(1, (int) (fulltext.collectionSize() / 1000000))); if (proccount > 0) { opts++; // have postprocessings will force optimazion with one more Segment which is small an quick optimizeRequired = true; } log.info("Solr auto-optimization: idleSearch=" + idleSearch + ", idleAdmin=" + idleAdmin + ", deltaOptimize=" + deltaOptimize + ", proccount=" + proccount); if (optimizeRequired) { if (idleSearch < 600000) opts++; // < 10 minutes idle time will cause a optimization with one more Segment which is small an quick log.info("Solr auto-optimization: running solr.optimize(" + opts + ")"); fulltext.optimize(opts); this.optimizeLastRun = System.currentTimeMillis(); } */ } // write statistics if (System.currentTimeMillis() - this.lastStats > 1500000 /*25min, should cause 2 entries every hour at least*/) try { final BEncodedHeap statTable = this.tables.getHeap("stats"); final Map entry = new LinkedHashMap<>(); if (this.isP2PMode()) { entry.put("aM", ASCII.getBytes(Integer.toString(this.peers.sizeActiveSince(30 * 1440)))); // activeLastMonth entry.put("aW", ASCII.getBytes(Integer.toString(this.peers.sizeActiveSince(7 * 1440)))); // activeLastWeek entry.put("aD", ASCII.getBytes(Integer.toString(this.peers.sizeActiveSince(1440)))); // activeLastDay entry.put("aH", ASCII.getBytes(Integer.toString(this.peers.sizeActiveSince(60)))); // activeLastHour entry.put("cC", ASCII.getBytes(Integer.toString(this.peers.sizeConnected()))); // countConnected (Active Senior) entry.put("cD", ASCII.getBytes(Integer.toString(this.peers.sizeDisconnected()))); // countDisconnected (Passive Senior) entry.put("cP", ASCII.getBytes(Integer.toString(this.peers.sizePotential()))); // countPotential (Junior) entry.put("cR", ASCII.getBytes(Long.toString(this.index.RWICount()))); // count of the RWI entries } entry.put("cI", ASCII.getBytes(Long.toString(this.index.fulltext().collectionSize()))); // size of the index (number of documents) final byte[] pk = ASCII.getBytes(GenericFormatter.SHORT_MINUTE_FORMATTER.format()); // the primary key is the date, the maximum length is 12 characters which is sufficient for up-to-minute accuracy statTable.put(pk, entry); this.lastStats = System.currentTimeMillis(); } catch (final IOException e) {} // show deadlocks if there are any in the log if (Memory.deadlocks() > 0) Memory.logDeadlocks(); // clean up System.gc(); return true; } catch (final InterruptedException e ) { this.log.info("cleanupJob: Shutdown detected"); return false; } } /** * With this function the crawling process can be paused * * @param jobType */ public void pauseCrawlJob(final String jobType, final String cause) { final Object[] status = this.crawlJobsStatus.get(jobType); synchronized ( status[SwitchboardConstants.CRAWLJOB_SYNC] ) { status[SwitchboardConstants.CRAWLJOB_STATUS] = Boolean.TRUE; } this.setConfig(jobType + "_isPaused", "true"); this.setConfig(jobType + "_isPaused_cause", cause); this.log.warn("Crawl job '" + jobType + "' is paused: " + cause); } /** * Continue the previously paused crawling * * @param jobType */ public void continueCrawlJob(final String jobType) { final Object[] status = this.crawlJobsStatus.get(jobType); synchronized ( status[SwitchboardConstants.CRAWLJOB_SYNC] ) { if ( ((Boolean) status[SwitchboardConstants.CRAWLJOB_STATUS]).booleanValue() ) { status[SwitchboardConstants.CRAWLJOB_STATUS] = Boolean.FALSE; status[SwitchboardConstants.CRAWLJOB_SYNC].notifyAll(); } } this.setConfig(jobType + "_isPaused", "false"); } /** * @param jobType * @return true if crawling was paused or false otherwise */ public boolean crawlJobIsPaused(final String jobType) { final Object[] status = this.crawlJobsStatus.get(jobType); synchronized ( status[SwitchboardConstants.CRAWLJOB_SYNC] ) { return ((Boolean) status[SwitchboardConstants.CRAWLJOB_STATUS]).booleanValue(); } } /** * Parse a response to produce a new document to add to the index. */ public IndexingQueueEntry parseDocument(final IndexingQueueEntry in) { in.queueEntry.updateStatus(Response.QUEUE_STATE_PARSING); Document[] documents = null; try { documents = this.parseDocument(in.queueEntry); } catch (final Exception e ) { documents = null; } if ( documents == null ) { return null; } return new IndexingQueueEntry(in.queueEntry, documents, null); } private Document[] parseDocument(final Response response) throws InterruptedException { Document[] documents = null; //final Pattern rewritePattern = Pattern.compile(";jsessionid.*"); final EventOrigin processCase = response.processCase(this.peers.mySeed().hash); if ( this.log.isFine() ) { this.log.fine( "processResourceStack processCase=" + processCase + ", depth=" + response.depth() + ", maxDepth=" + ((response.profile() == null) ? "null" : Integer.toString(response.profile().depth())) + ", must-match=" + ((response.profile() == null) ? "null" : response.profile().formattedUrlMustMatchPattern()) + ", must-not-match=" + ((response.profile() == null) ? "null" : response.profile().urlMustNotMatchPattern().toString()) + ", initiatorHash=" + ((response.initiator() == null) ? "null" : ASCII.String(response.initiator())) + ", url=" + response.url()); // DEBUG } // PARSE CONTENT final long parsingStartTime = System.currentTimeMillis(); if ( response.getContent() == null ) { // fetch the document from cache response.setContent(Cache.getContent(response.url().hash())); if ( response.getContent() == null ) { this.log.warn("the resource '" + response.url() + "' is missing in the cache."); // create a new errorURL DB entry this.crawlQueues.errorURL.push(response.url(), response.depth(), response.profile(), FailCategory.FINAL_LOAD_CONTEXT, "missing in cache", -1); return null; } } assert response.getContent() != null; try { final String supportError = TextParser.supports(response.url(), response.getMimeType()); if (supportError != null) { /* No parser available or format is denied */ if(response.profile().isIndexNonParseableUrls()) { /* Apply the generic parser add the URL as a simple link (no content metadata) to the index */ documents = TextParser.genericParseSource(new AnchorURL(response.url()), response.getMimeType(), response.getCharacterEncoding(), response.profile().defaultValency(), response.profile().valencySwitchTagNames(), response.profile().scraper(), response.profile().timezoneOffset(), response.depth(), response.getContent()); } else { this.log.warn("Resource '" + response.url().toNormalform(true) + "' is not supported. " + supportError); // create a new errorURL DB entry this.crawlQueues.errorURL.push(response.url(), response.depth(), response.profile(), FailCategory.FINAL_PROCESS_CONTEXT, supportError, -1); return null; } } else { // parse the document documents = TextParser.parseSource( new AnchorURL(response.url()), response.getMimeType(), response.getCharacterEncoding(), response.profile().defaultValency(), response.profile().valencySwitchTagNames(), response.profile().scraper(), response.profile().timezoneOffset(), response.depth(), response.getContent()); } if ( documents == null ) { throw new Parser.Failure("Parser returned null.", response.url()); } } catch (final Parser.Failure e ) { this.log.warn("Unable to parse the resource '" + response.url().toNormalform(true) + "'. " + e.getMessage()); // create a new errorURL DB entry this.crawlQueues.errorURL.push(response.url(), response.depth(), response.profile(), FailCategory.FINAL_PROCESS_CONTEXT, e.getMessage(), -1); return null; } final long parsingEndTime = System.currentTimeMillis(); // put anchors on crawl stack final long stackStartTime = System.currentTimeMillis(); // check if the documents have valid urls; this is not a bug patch; it is possible that // i.e. the result of a feed parsing results in documents from domains which shall be filtered by the crawl profile if (response.profile() != null) { final ArrayList newDocs = new ArrayList<>(); for (final Document doc: documents) { //doc.rewrite_dc_source(rewritePattern, ""); final String rejectReason = this.crawlStacker.checkAcceptanceChangeable(doc.dc_source(), response.profile(), 1 /*depth is irrelevant here, we just make clear its not the start url*/); if (rejectReason == null) { newDocs.add(doc); } else { // we consider this as fail urls to have a tracking of the problem if (rejectReason != null && !rejectReason.startsWith(CrawlStacker.CRAWL_REJECT_REASON_DOUBLE_IN_PREFIX)) { this.crawlStacker.nextQueue.errorURL.push(response.url(), response.depth(), response.profile(), FailCategory.FINAL_LOAD_CONTEXT, rejectReason, -1); } } } if (newDocs.size() != documents.length) { documents = (Document[]) newDocs.toArray(); } } // collect anchors within remaining documents if ((processCase == EventOrigin.PROXY_LOAD || processCase == EventOrigin.LOCAL_CRAWLING) && ( response.profile() == null || response.depth() < response.profile().depth() || response.profile().crawlerNoDepthLimitMatchPattern().matcher(response.url().toNormalform(true)).matches() ) ) { final Pattern crawlerOriginUrlMustMatch = response.profile().getCrawlerOriginUrlMustMatchPattern(); final Pattern crawlerOriginUrlMustNotMatch = response.profile().getCrawlerOriginUrlMustNotMatchPattern(); if (!(crawlerOriginUrlMustMatch == CrawlProfile.MATCH_ALL_PATTERN || crawlerOriginUrlMustMatch.matcher(response.url().toNormalform(true)).matches()) || (crawlerOriginUrlMustNotMatch != CrawlProfile.MATCH_NEVER_PATTERN && crawlerOriginUrlMustNotMatch.matcher(response.url().toNormalform(true)).matches())) { if (this.log.isInfo()) { this.log.info("CRAWL: Ignored links from document at " + response.url().toNormalform(true) + " : prevented by regular expression on URL origin of links, " + CrawlAttribute.CRAWLER_ORIGIN_URL_MUSTMATCH + " = " + crawlerOriginUrlMustMatch.pattern() + ", " + CrawlAttribute.CRAWLER_ORIGIN_URL_MUSTNOTMATCH + " = " + crawlerOriginUrlMustNotMatch.pattern()); } } else { for (final Document d: documents) { d.setDepth(response.depth()); } // get the hyperlinks final Map hl = Document.getHyperlinks(documents, !response.profile().obeyHtmlRobotsNofollow()); final boolean addAllLinksToCrawlStack = response.profile().isIndexNonParseableUrls() /* unsupported resources have to be indexed as pure links if no parser support them */ || response.profile().isCrawlerAlwaysCheckMediaType() /* the crawler must always load resources to double-check the actual Media Type even on unsupported file extensions */; /* Handle media links */ for (final Map.Entry entry : Document.getImagelinks(documents).entrySet()) { if (addAllLinksToCrawlStack || (response.profile().indexMedia() && TextParser.supportsExtension(entry.getKey()) == null)) { hl.put(new AnchorURL(entry.getKey()), entry.getValue()); } } for (final Map.Entry entry : Document.getApplinks(documents).entrySet()) { if (addAllLinksToCrawlStack || (response.profile().indexMedia() && TextParser.supportsExtension(entry.getKey()) == null)) { hl.put(new AnchorURL(entry.getKey()), entry.getValue()); } } for (final Map.Entry entry : Document.getVideolinks(documents).entrySet()) { if (addAllLinksToCrawlStack || (response.profile().indexMedia() && TextParser.supportsExtension(entry.getKey()) == null)) { hl.put(new AnchorURL(entry.getKey()), entry.getValue()); } } for (final Map.Entry entry : Document.getAudiolinks(documents).entrySet()) { if (addAllLinksToCrawlStack || (response.profile().indexMedia() && TextParser.supportsExtension(entry.getKey()) == null)) { hl.put(new AnchorURL(entry.getKey()), entry.getValue()); } } // insert those hyperlinks to the crawler MultiProtocolURL nextUrl; for ( final Map.Entry nextEntry : hl.entrySet() ) { // check for interruption this.checkInterruption(); // process the next hyperlink nextUrl = nextEntry.getKey(); String u = nextUrl.toNormalform(true, true); if ( !(u.startsWith("http://") || u.startsWith("https://") || u.startsWith("ftp://") || u.startsWith("smb://") || u.startsWith("file://")) ) { continue; } // rewrite the url final String u0 = LibraryProvider.urlRewriter.apply(u); if (!u.equals(u0)) { this.log.info("REWRITE of url = \"" + u + "\" to \"" + u0 + "\""); u = u0; } //Matcher m = rewritePattern.matcher(u); //if (m.matches()) u = m.replaceAll(""); // enqueue the hyperlink into the pre-notice-url db final int nextdepth = nextEntry.getValue() != null && nextEntry.getValue().equals(Document.CANONICAL_MARKER) ? response.depth() : response.depth() + 1; // canonical documents are on the same depth try { this.crawlStacker.enqueueEntry(new Request( response.initiator(), new DigestURL(u), response.url().hash(), nextEntry.getValue(), new Date(), response.profile().handle(), nextdepth, response.profile().timezoneOffset())); } catch (final MalformedURLException e ) { ConcurrentLog.logException(e); } } final long stackEndTime = System.currentTimeMillis(); if ( this.log.isInfo() ) { this.log.info("CRAWL: ADDED " + hl.size() + " LINKS FROM " + response.url().toNormalform(true) + ", STACKING TIME = " + (stackEndTime - stackStartTime) + ", PARSING TIME = " + (parsingEndTime - parsingStartTime)); } } } return documents; } /** * This does a structural analysis of plain texts: markup of headlines, slicing * into phrases (i.e. sentences), markup with position, counting of words, * calculation of term frequency. */ public IndexingQueueEntry condenseDocument(final IndexingQueueEntry in) { in.queueEntry.updateStatus(Response.QUEUE_STATE_CONDENSING); final CrawlProfile profile = in.queueEntry.profile(); final String urls = in.queueEntry.url().toNormalform(true); // check profile attributes which prevent indexing (while crawling is allowed) if (!profile.indexText() && !profile.indexMedia()) { if (this.log.isInfo()) this.log.info("Not Condensed Resource '" + urls + "': indexing of this media type not wanted by crawl profile"); return new IndexingQueueEntry(in.queueEntry, in.documents, null); } else if (!profile.indexMedia()) { // check for media excluded for indexing // check media by file extension if ( Classification.isMediaExtension(MultiProtocolURL.getFileExtension(in.queueEntry.url().getFileName()))) { this.log.info("Not Condensed Resource '" + urls + "': indexing of media files not wanted by crawl profile"); return new IndexingQueueEntry(in.queueEntry, in.documents, null); } // double check media by mime in case of no file extension final Classification.ContentDomain cd = Classification.getContentDomainFromMime(in.queueEntry.getMimeType()); // don't exclude contentdomain.app (from mime) to keep pdf word etc. if (cd == Classification.ContentDomain.IMAGE || cd == Classification.ContentDomain.VIDEO || cd == Classification.ContentDomain.AUDIO ) { this.log.info("Not Condensed Resource '" + urls + "': indexing of media not wanted by crawl profile"); return new IndexingQueueEntry(in.queueEntry, in.documents, null); } } // check mustmatch pattern Pattern mustmatchurl = profile.indexUrlMustMatchPattern(); if (mustmatchurl != CrawlProfile.MATCH_ALL_PATTERN && !mustmatchurl.matcher(urls).matches()) { String info = "Not Condensed Resource '" + urls + "': indexing prevented by regular expression on url; indexUrlMustMatchPattern = " + mustmatchurl.pattern(); if (this.log.isInfo()) this.log.info(info); // create a new errorURL DB entry this.crawlQueues.errorURL.push(in.queueEntry.url(), in.queueEntry.depth(), profile, FailCategory.FINAL_PROCESS_CONTEXT, info, -1); return new IndexingQueueEntry(in.queueEntry, in.documents, null); } // check mustnotmatch Pattern mustnotmatchurl = profile.indexUrlMustNotMatchPattern(); if (mustnotmatchurl != CrawlProfile.MATCH_NEVER_PATTERN && mustnotmatchurl.matcher(urls).matches()) { String info = "Not Condensed Resource '" + urls + "': indexing prevented by regular expression on url; indexUrlMustNotMatchPattern = " + mustnotmatchurl; if (this.log.isInfo()) this.log.info(info); // create a new errorURL DB entry this.crawlQueues.errorURL.push(in.queueEntry.url(), in.queueEntry.depth(), profile, FailCategory.FINAL_PROCESS_CONTEXT, info, -1); return new IndexingQueueEntry(in.queueEntry, in.documents, null); } // check which files may take part in the indexing process final List doclist = new ArrayList<>(); docloop: for (final Document document : in.documents) { // check canonical if (profile.noindexWhenCanonicalUnequalURL()) { AnchorURL canonical = document.getCanonical(); DigestURL source = document.dc_source(); if (canonical != null && source != null) { String canonical_norm = canonical.toNormalform(true); String source_norm = source.toNormalform(true); if (!canonical_norm.equals(source_norm)) { String info = "Not Condensed Resource '" + urls + "': denied, canonical != source; canonical = " +canonical_norm + "; source = " + source_norm; if (this.log.isInfo()) this.log.info(info); // create a new errorURL DB entry this.crawlQueues.errorURL.push(in.queueEntry.url(), in.queueEntry.depth(), profile, FailCategory.FINAL_PROCESS_CONTEXT, info, -1); continue docloop; } } } // check indexing denied flags if (document.indexingDenied() && profile.obeyHtmlRobotsNoindex() && !this.isIntranetMode()) { if (this.log.isInfo()) this.log.info("Not Condensed Resource '" + urls + "': denied by document-attached noindexing rule"); // create a new errorURL DB entry this.crawlQueues.errorURL.push(in.queueEntry.url(), in.queueEntry.depth(), profile, FailCategory.FINAL_PROCESS_CONTEXT, "denied by document-attached noindexing rule", -1); continue docloop; } // check content pattern must-match Pattern mustmatchcontent = profile.indexContentMustMatchPattern(); if (mustmatchcontent != CrawlProfile.MATCH_ALL_PATTERN && !mustmatchcontent.matcher(document.getTextString()).matches()) { String info = "Not Condensed Resource '" + urls + "': indexing prevented by regular expression on content; indexContentMustMatchPattern = " + mustmatchcontent.pattern() ; if (this.log.isInfo()) this.log.info(info); // create a new errorURL DB entry this.crawlQueues.errorURL.push(in.queueEntry.url(), in.queueEntry.depth(), profile, FailCategory.FINAL_PROCESS_CONTEXT, info, -1); continue docloop; } // check content pattern must-not-match Pattern mustnotmatchcontent = profile.indexContentMustNotMatchPattern(); if (mustnotmatchcontent != CrawlProfile.MATCH_NEVER_PATTERN && mustnotmatchcontent.matcher(document.getTextString()).matches()) { String info = "Not Condensed Resource '" + urls + "': indexing prevented by regular expression on content; indexContentMustNotMatchPattern = " + mustnotmatchcontent.pattern(); if (this.log.isInfo()) this.log.info(info); // create a new errorURL DB entry this.crawlQueues.errorURL.push(in.queueEntry.url(), in.queueEntry.depth(), profile, FailCategory.FINAL_PROCESS_CONTEXT, info, -1); continue docloop; } /* Check document media type (aka MIME type)*/ final Pattern mustMatchMediaType = profile.getIndexMediaTypeMustMatchPattern(); final Pattern mustNotMatchMediaType = profile.getIndexMediaTypeMustNotMatchPattern(); if (!(mustMatchMediaType == CrawlProfile.MATCH_ALL_PATTERN || mustMatchMediaType.matcher(document.dc_format()).matches()) || (mustNotMatchMediaType != CrawlProfile.MATCH_NEVER_PATTERN && mustNotMatchMediaType.matcher(document.dc_format()).matches())) { final String failReason = new StringBuilder( "indexing prevented by regular expression on media type; indexContentMustMatchPattern = ") .append(CrawlAttribute.INDEXING_MEDIA_TYPE_MUSTMATCH).append(" = ") .append(mustMatchMediaType.pattern()).append(", ") .append(CrawlAttribute.INDEXING_MEDIA_TYPE_MUSTNOTMATCH).append(" = ") .append(mustNotMatchMediaType.pattern()).toString(); if (this.log.isInfo()) { this.log.info("Not Condensed Resource '" + urls + " : " + failReason); } // create a new errorURL DB entry this.crawlQueues.errorURL.push(in.queueEntry.url(), in.queueEntry.depth(), profile, FailCategory.FINAL_PROCESS_CONTEXT, failReason, -1); continue docloop; } /* The eventual Solr/Lucene filter query will be checked just before adding the document to the index, * when the SolrInputDocument is built, at storeDocumentIndex()*/ doclist.add(document); } if ( doclist.isEmpty() ) { return new IndexingQueueEntry(in.queueEntry, in.documents, null); } in.documents = doclist.toArray(new Document[doclist.size()]); final Condenser[] condenser = new Condenser[in.documents.length]; for ( int i = 0; i < in.documents.length; i++ ) { condenser[i] = new Condenser( in.documents[i], in.queueEntry.profile().scraper(), in.queueEntry.profile().indexText(), in.queueEntry.profile().indexMedia(), LibraryProvider.dymLib, true, this.index.fulltext().getDefaultConfiguration().contains(CollectionSchema.dates_in_content_dts), profile.timezoneOffset()); // update image result list statistics // its good to do this concurrently here, because it needs a DNS lookup // to compute a URL hash which is necessary for a double-check ResultImages.registerImages(in.queueEntry.url(), in.documents[i], (profile == null) ? true : !profile.remoteIndexing()); } return new IndexingQueueEntry(in.queueEntry, in.documents, condenser); } /** * Perform web structure analysis on parsed documents and update the web structure graph. */ public IndexingQueueEntry webStructureAnalysis(final IndexingQueueEntry in) { in.queueEntry.updateStatus(Response.QUEUE_STATE_STRUCTUREANALYSIS); for (final Document document : in.documents) { assert this.webStructure != null; assert in != null; assert in.queueEntry != null; assert in.documents != null; assert in.queueEntry != null; this.webStructure.generateCitationReference(in.queueEntry.url(), document); // [outlinksSame, outlinksOther] } return in; } /** * Store a new entry to the local index. */ public void storeDocumentIndex(final IndexingQueueEntry in) { in.queueEntry.updateStatus(Response.QUEUE_STATE_INDEXSTORAGE); // the condenser may be null in case that an indexing is not wanted (there may be a no-indexing flag in the file) if ( in.condenser != null ) { for ( int i = 0; i < in.documents.length; i++ ) { final CrawlProfile profile = in.queueEntry.profile(); this.storeDocumentIndex( in.queueEntry, in.queueEntry.profile().collections(), in.documents[i], in.condenser[i], null, profile == null ? "crawler" : profile.handle()); } } in.queueEntry.updateStatus(Response.QUEUE_STATE_FINISHED); } /** * * @param queueEntry * @param collections * @param document * @param condenser * @param searchEvent * @param sourceName if this document was created by a crawl, then the sourceName contains the crawl hash */ private void storeDocumentIndex( final Response queueEntry, final Map collections, final Document document, final Condenser condenser, final SearchEvent searchEvent, final String sourceName) { //TODO: document must carry referer, size and last modified // CREATE INDEX final String dc_title = document.dc_title(); final DigestURL url = document.dc_source(); final DigestURL referrerURL = queueEntry.referrerURL(); EventOrigin processCase = queueEntry.processCase(this.peers.mySeed().hash); /* This entry may have been locally created by the MediaWiki dump reader : * we can distinguish the case here from a regular local crawl with the crawl profile used */ if(this.crawler != null && queueEntry.profile() == this.crawler.defaultSurrogateProfile) { processCase = EventOrigin.SURROGATES; } final CrawlProfile profile = queueEntry.profile(); if (condenser == null || (document.indexingDenied() && profile.obeyHtmlRobotsNoindex())) { //if (this.log.isInfo()) log.logInfo("Not Indexed Resource '" + queueEntry.url().toNormalform(false, true) + "': denied by rule in document, process case=" + processCase); // create a new errorURL DB entry this.crawlQueues.errorURL.push(url, queueEntry.depth(), profile, FailCategory.FINAL_PROCESS_CONTEXT, "denied by rule in document, process case=" + processCase, -1); return; } if ( profile != null && !profile.indexText() && !profile.indexMedia() ) { //if (this.log.isInfo()) log.logInfo("Not Indexed Resource '" + queueEntry.url().toNormalform(false, true) + "': denied by profile rule, process case=" + processCase + ", profile name = " + queueEntry.profile().name()); // create a new errorURL DB entry this.crawlQueues.errorURL.push(url, queueEntry.depth(), profile, FailCategory.FINAL_LOAD_CONTEXT, "denied by profile rule, process case=" + processCase + ", profile name = " + profile.collectionName(), -1); return; } // remove stopwords this.log.info("Excluded " + condenser.excludeWords(stopwords) + " words in URL " + url.toNormalform(true)); final CollectionConfiguration collectionConfig = this.index.fulltext().getDefaultConfiguration(); final String language = Segment.votedLanguage(url, url.toNormalform(true), document, condenser); // identification of the language final CollectionConfiguration.SolrVector vector = collectionConfig.yacy2solr(this.index, collections, queueEntry.getResponseHeader(), document, condenser, referrerURL, language, profile.isPushCrawlProfile(), this.index.fulltext().useWebgraph() ? this.index.fulltext().getWebgraphConfiguration() : null, sourceName); /* * One last posible filtering step before adding to index : using the eventual * profile Solr querie filters */ final String profileSolrFilterError = this.checkCrawlProfileSolrFilters(profile, vector); if (profileSolrFilterError != null) { this.crawlQueues.errorURL.push(url, queueEntry.depth(), profile, FailCategory.FINAL_LOAD_CONTEXT, profileSolrFilterError + ", process case=" + processCase + ", profile name = " + profile.collectionName(), -1); return; } // STORE WORD INDEX final SolrInputDocument newEntry = this.index.storeDocument( url, profile, queueEntry.getResponseHeader(), document, vector, language, condenser, searchEvent, sourceName, this.getConfigBool(SwitchboardConstants.NETWORK_UNIT_DHT, false), this.getConfigBool(SwitchboardConstants.PROXY_TRANSPARENT_PROXY, false) ? "http://127.0.0.1:" + sb.getConfigInt(SwitchboardConstants.SERVER_PORT, 8090) : null, this.getConfig("crawler.http.acceptLanguage", null)); final RSSFeed feed = EventChannel.channels(queueEntry.initiator() == null ? EventChannel.PROXY : Base64Order.enhancedCoder.equal( queueEntry.initiator(), ASCII.getBytes(this.peers.mySeed().hash)) ? EventChannel.LOCALINDEXING : EventChannel.REMOTEINDEXING); feed.addMessage(new RSSMessage("Indexed web page", dc_title, queueEntry.url(), ASCII.String(queueEntry.url().hash()))); if (this.getConfigBool(SwitchboardConstants.DECORATION_AUDIO, false)) Audio.Soundclip.newdoc.play(-20.0f); // store rss feeds in document into rss table for ( final Map.Entry rssEntry : document.getRSS().entrySet() ) { final Tables.Data rssRow = new Tables.Data(); rssRow.put("referrer", url.hash()); rssRow.put("url", UTF8.getBytes(rssEntry.getKey().toNormalform(true))); rssRow.put("title", UTF8.getBytes(rssEntry.getValue())); rssRow.put("recording_date", new Date()); try { this.tables.update("rss", rssEntry.getKey().hash(), rssRow); } catch (final IOException e ) { ConcurrentLog.logException(e); } } // update url result list statistics ResultURLs.stack( ASCII.String(url.hash()), // loaded url db entry url.getHost(), queueEntry.initiator(), // initiator peer hash UTF8.getBytes(this.peers.mySeed().hash), // executor peer hash processCase // process case ); // update profiling info if ( System.currentTimeMillis() - lastPPMUpdate > 20000 ) { // we don't want to do this too often this.updateMySeed(); EventTracker.update(EventTracker.EClass.PPM, Long.valueOf(currentPPM()), true); lastPPMUpdate = System.currentTimeMillis(); } EventTracker.update(EventTracker.EClass.INDEX, url.toNormalform(true), false); // if this was performed for a remote crawl request, notify requester if ( (processCase == EventOrigin.GLOBAL_CRAWLING) && (queueEntry.initiator() != null) ) { final Seed initiatorPeer = this.peers.getConnected(queueEntry.initiator()); if ( initiatorPeer != null ) { // start a thread for receipt sending to avoid a blocking here try { final SolrDocument sd = this.index.fulltext().getDefaultConfiguration().toSolrDocument(newEntry); new Thread(new receiptSending(initiatorPeer, new URIMetadataNode(sd)), "sending receipt to " + ASCII.String(queueEntry.initiator())).start(); } catch (final MalformedURLException ex) { this.log.info("malformed url: "+ex.getMessage()); } } } } /** * Check that the given Solr document matches the eventual crawl profil Solr * query filters. * * @param profile * the eventual crawl profile. * @param document * the Solr document to check. Must not be null. * @return an eventual error message or null when no Solr query filters are * defined or when they match with the Solr document. * @throws IllegalArgumentException * when the document is null */ private String checkCrawlProfileSolrFilters(final CrawlProfile profile, final CollectionConfiguration.SolrVector document) throws IllegalArgumentException { if (profile != null) { final String indexFilterQuery = profile.get(CrawlAttribute.INDEXING_SOLR_QUERY_MUSTMATCH.key); final String indexSolrQueryMustNotMatch = profile.get(CrawlAttribute.INDEXING_SOLR_QUERY_MUSTNOTMATCH.key); if ((indexFilterQuery != null && !indexFilterQuery.isEmpty() && !CrawlProfile.SOLR_MATCH_ALL_QUERY.equals(indexFilterQuery)) || (indexSolrQueryMustNotMatch != null && !CrawlProfile.SOLR_EMPTY_QUERY.equals(indexSolrQueryMustNotMatch))) { final EmbeddedInstance embeddedSolr = this.index.fulltext().getEmbeddedInstance(); final SolrCore embeddedCore = embeddedSolr != null ? embeddedSolr.getDefaultCore() : null; final boolean embeddedSolrConnected = embeddedSolr != null && embeddedCore != null; if (!embeddedSolrConnected) { return "no connected embedded instance for profile Solr query filter"; } if ((indexFilterQuery != null && !indexFilterQuery.isEmpty() && !CrawlProfile.SOLR_MATCH_ALL_QUERY.equals(indexFilterQuery))) { try { if (!SingleDocumentMatcher.matches(document, indexFilterQuery, embeddedCore)) { return "denied by profile Solr query must-match filter"; } } catch (final SyntaxError | SolrException e) { return "invalid syntax for profile Solr query must-match filter"; } catch (final RuntimeException e) { return "could not parse the Solr query must-match filter"; } } if (indexSolrQueryMustNotMatch != null && !CrawlProfile.SOLR_EMPTY_QUERY.equals(indexSolrQueryMustNotMatch)) { try { if (SingleDocumentMatcher.matches(document, indexSolrQueryMustNotMatch, embeddedCore)) { return "denied by profile Solr query must-not-match filter"; } } catch (final SyntaxError | SolrException e) { return "invalid syntax for profile Solr query must-not-match filter"; } catch (final RuntimeException e) { return "could not parse the Solr query must-not-match filter"; } } } } return null; } public final void addAllToIndex( final DigestURL url, final Map links, final SearchEvent searchEvent, final String heuristicName, final Map collections, final boolean doublecheck) { final List urls = new ArrayList<>(); // add the landing page to the index. should not load that again since it should be in the cache if (url != null) { urls.add(url); } // check if some of the links match with the query final Map matcher = searchEvent.query.separateMatches(links); // take the matcher and load them all for (final Map.Entry entry : matcher.entrySet()) { urls.add(new DigestURL(entry.getKey(), (byte[]) null)); } // take then the no-matcher and load them also for (final Map.Entry entry : links.entrySet()) { urls.add(new DigestURL(entry.getKey(), (byte[]) null)); } this.addToIndex(urls, searchEvent, heuristicName, collections, doublecheck); } public void reload(final Collection reloadURLStrings, final Map collections, final boolean doublecheck) { final Collection reloadURLs = new ArrayList<>(reloadURLStrings.size()); final Collection deleteIDs = new ArrayList<>(reloadURLStrings.size()); for (final String u: reloadURLStrings) { DigestURL url; try { url = new DigestURL(u); reloadURLs.add(url); deleteIDs.add(ASCII.String(url.hash())); } catch (final MalformedURLException e) { } } this.remove(deleteIDs); if (doublecheck) this.index.fulltext().commit(false); // if not called here the double-cgeck in addToIndex will reject the indexing this.addToIndex(reloadURLs, null, null, collections, doublecheck); } public void remove(final Collection deleteIDs) { this.index.fulltext().remove(deleteIDs); for (final String id: deleteIDs) { final byte[] idh = ASCII.getBytes(id); this.crawlQueues.removeURL(idh); try {Cache.delete(idh);} catch (final IOException e) {} } } public void remove(final byte[] urlhash) { this.index.fulltext().remove(urlhash); this.crawlQueues.removeURL(urlhash); try {Cache.delete(urlhash);} catch (final IOException e) {} } public void stackURLs(final Collection rootURLs, final CrawlProfile profile, final Set successurls, final Map failurls) { if (rootURLs == null || rootURLs.size() == 0) return; if (rootURLs.size() == 1) { // for single stack requests, do not use the multithreading overhead; final DigestURL url = rootURLs.iterator().next(); // delete robots entry sb.robots.delete(url); try { if (url.getHost() != null) { // might be null for file:// Cache.delete(RobotsTxt.robotsURL(RobotsTxt.getHostPort(url)).hash()); } } catch (final IOException e) {} // stack String failreason; if ((failreason = Switchboard.this.stackUrl(profile, url)) == null) successurls.add(url); else failurls.put(url, failreason); return; } // do this concurrently final int threads = Math.min(rootURLs.size(), Math.min(50, Runtime.getRuntime().availableProcessors() * 2 + 1)); // it makes sense to have more threads than cores because those threads do a lot of waiting during IO this.log.info("stackURLs: starting " + threads + " threads for " + rootURLs.size() + " root urls."); final BlockingQueue rootURLsQueue = new ArrayBlockingQueue<>(rootURLs.size()); for (final DigestURL u: rootURLs) try {rootURLsQueue.put(u);} catch (final InterruptedException e) {} for (int i = 0; i < threads; i++) { final String name = "Switchboard.stackURLs-" + i + "-" + profile.handle(); final Thread t = new Thread(name) { @Override public void run() { DigestURL url; int successc = 0, failc = 0; while ((url = rootURLsQueue.poll()) != null) { // delete robots entry sb.robots.delete(url); try { if (url.getHost() != null) { // might be null for file:// Cache.delete(RobotsTxt.robotsURL(RobotsTxt.getHostPort(url)).hash()); } } catch (final IOException e) {} // stack String failreason; if ((failreason = Switchboard.this.stackUrl(profile, url)) == null) { successurls.add(url); successc++; } else { failurls.put(url, failreason); failc++; } this.setName(name); // the name is constantly overwritten by the http client } Switchboard.this.log.info("stackURLs: terminated stack thread " + name + " with " + successc + " success and " + failc + " fail stackings."); } }; t.start(); // we let the thread dangling around here. It's better than a timeout in the http request. } } /** * stack the url to the crawler * @param profile * @param url * @return null if this was ok. If this failed, return a string with a fail reason */ public String stackUrl(final CrawlProfile profile, final DigestURL url) { final byte[] handle = ASCII.getBytes(profile.handle()); // remove url from the index to be prepared for a re-crawl final byte[] urlhash = url.hash(); this.remove(urlhash); // because the removal is done concurrenlty, it is possible that the crawl // stacking may fail because of double occurrences of that url. Therefore // we must wait here until the url has actually disappeared int t = 100; while (t-- > 0) { if (!this.index.exists(ASCII.String(urlhash))) break; try {Thread.sleep(100);} catch (final InterruptedException e) {} ConcurrentLog.fine("Switchboard", "STACKURL: waiting for deletion, t=" + t); //if (t == 20) this.index.fulltext().commit(true); if (t == 1) this.index.fulltext().commit(false); } // special handling of ftp protocol if (url.isFTP()) { try { this.crawler.putActive(handle, profile); /* put ftp site entries on the crawl stack, * using the crawl profile depth to control how many children folders of the url are stacked */ this.crawlStacker.enqueueEntriesFTP( this.peers.mySeed().hash.getBytes(), profile, url, false, profile.timezoneOffset()); return null; } catch (final Exception e) { // mist ConcurrentLog.logException(e); return "problem crawling an ftp site: " + e.getMessage(); } } // remove the document from the error-db final Set hosthashes = new HashSet<>(); hosthashes.add(url.hosthash()); this.crawlQueues.errorURL.removeHosts(hosthashes); this.index.fulltext().remove(urlhash); // get a scraper to get the title Document scraper; try { scraper = this.loader.loadDocument(url, CacheStrategy.IFFRESH, BlacklistType.CRAWLER, profile.getAgent()); } catch (final IOException e) { return "scraper cannot load URL: " + e.getMessage(); } final String title = scraper == null ? url.toNormalform(true) : scraper.dc_title(); final String description = scraper.dc_description().length > 0 ? scraper.dc_description()[0] : ""; // add the url to the crawl stack this.crawler.removePassive(handle); // if there is an old entry, delete it this.crawler.putActive(handle, profile); final String reasonString = this.crawlStacker.stackCrawl(new Request( this.peers.mySeed().hash.getBytes(), url, null, "CRAWLING-ROOT", new Date(), profile.handle(), 0, profile.timezoneOffset() )); if (reasonString != null) return reasonString; // create a bookmark from crawl start url final Set tags=ListManager.string2set(BookmarkHelper.cleanTagsString("/crawlStart")); tags.add("crawlStart"); final Set keywords = scraper.dc_subject(); if (keywords != null) { for (final String k: keywords) { final String kk = BookmarkHelper.cleanTagsString(k); if (kk.length() > 0) tags.add(kk); } } // TODO: what to do with the result ? //String tagStr = tags.toString(); //if (tagStr.length() > 2 && tagStr.startsWith("[") && tagStr.endsWith("]")) tagStr = tagStr.substring(1, tagStr.length() - 2); // we will create always a bookmark to use this to track crawled hosts final BookmarksDB.Bookmark bookmark = this.bookmarksDB.createorgetBookmark(url.toNormalform(true), "admin"); if (bookmark != null) { bookmark.setProperty(BookmarksDB.Bookmark.BOOKMARK_TITLE, title); bookmark.setProperty(BookmarksDB.Bookmark.BOOKMARK_DESCRIPTION, description); bookmark.setPublic(false); bookmark.setTags(tags, true); this.bookmarksDB.saveBookmark(bookmark); } // that was ok return null; } /** * load the content of some URLs, parse the content and add the content to the index This process is started * concurrently. The method returns immediately after the call. * Loaded/indexed pages are added to the given SearchEvent. If this is not required prefer addToCrawler * to spare concurrent processes, bandwidth and intransparent crawl/load activity * * @param urls the urls that shall be indexed * @param searchEvent (optional) a search event that shall get results from the indexed pages directly * feeded. If object is null then it is ignored * @throws IOException * @throws Parser.Failure */ public void addToIndex(final Collection urls, final SearchEvent searchEvent, final String heuristicName, final Map collections, final boolean doublecheck) { final Map urlmap = new HashMap<>(); for (final DigestURL url: urls) urlmap.put(ASCII.String(url.hash()), url); if (searchEvent != null) { for (final String id: urlmap.keySet()) searchEvent.addHeuristic(ASCII.getBytes(id), heuristicName, true); } final List requests = new ArrayList<>(); for (final Map.Entry e: urlmap.entrySet()) { final String urlName = e.getValue().toNormalform(true); if (doublecheck) { if (this.index.exists(e.getKey())) { this.log.info("addToIndex: double " + urlName); continue; } } final Request request = this.loader.request(e.getValue(), true, true); final CrawlProfile profile = this.crawler.get(ASCII.getBytes(request.profileHandle())); final String acceptedError = this.crawlStacker.checkAcceptanceChangeable(e.getValue(), profile, 0); if (acceptedError != null) { this.log.warn("addToIndex: cannot load " + urlName + ": " + acceptedError); continue; } requests.add(request); } new Thread() { @Override public void run() { for (final Request request: requests) { final DigestURL url = request.url(); final String urlName = url.toNormalform(true); Thread.currentThread().setName("Switchboard.addToIndex:" + urlName); try { final Response response = Switchboard.this.loader.load(request, CacheStrategy.IFFRESH, BlacklistType.CRAWLER, ClientIdentification.yacyIntranetCrawlerAgent); if (response == null) { throw new IOException("response == null"); } if (response.getContent() == null) { throw new IOException("content == null"); } if (response.getResponseHeader() == null) { throw new IOException("header == null"); } final Document[] documents = response.parse(); if (documents != null) { for (final Document document: documents) { final CrawlProfile profile = Switchboard.this.crawler.get(ASCII.getBytes(request.profileHandle())); if (document.indexingDenied() && (profile == null || profile.obeyHtmlRobotsNoindex())) { throw new Parser.Failure("indexing is denied", url); } final Condenser condenser = new Condenser( document, null, true, true, LibraryProvider.dymLib, true, Switchboard.this.index.fulltext().getDefaultConfiguration().contains(CollectionSchema.dates_in_content_dts), searchEvent == null ? 0 : searchEvent.query.timezoneOffset); ResultImages.registerImages(url, document, true); Switchboard.this.webStructure.generateCitationReference(url, document); Switchboard.this.storeDocumentIndex( response, collections, document, condenser, searchEvent, "heuristic:" + heuristicName); Switchboard.this.log.info("addToIndex fill of url " + urlName + " finished"); } } } catch (final IOException e ) { Switchboard.this.log.warn("addToIndex: failed loading " + urlName + ": " + e.getMessage()); } catch (final Parser.Failure e ) { Switchboard.this.log.warn("addToIndex: failed parsing " + urlName + ": " + e.getMessage()); } } } }.start(); } /** * add urls to Crawler - which itself loads the URL, parses the content and adds it to the index * transparent alternative to "addToIndex" including, double in crawler check, display in crawl monitor * but doesn't return results for a ongoing search * * @param urls the urls that shall be indexed * @param asglobal true adds the url to global crawl queue (for remote crawling), false to the local crawler */ public void addToCrawler(final Collection urls, final boolean asglobal) { final Map urlmap = new HashMap<>(); for (final DigestURL url: urls) urlmap.put(ASCII.String(url.hash()), url); for (final Map.Entry e: urlmap.entrySet()) { if (this.index.exists(e.getKey())) continue; // double final DigestURL url = e.getValue(); final Request request = this.loader.request(url, true, true); final CrawlProfile profile = this.crawler.get(ASCII.getBytes(request.profileHandle())); String acceptedError = this.crawlStacker.checkAcceptanceChangeable(url, profile, 0); if (acceptedError == null) acceptedError = this.crawlStacker.checkAcceptanceInitially(url, profile); if (acceptedError != null) { this.log.info("addToCrawler: cannot load " + url.toNormalform(true) + ": " + acceptedError); continue; } final String s; if (asglobal) { s = this.crawlQueues.noticeURL.push(StackType.GLOBAL, request, profile, this.robots); } else { s = this.crawlQueues.noticeURL.push(StackType.LOCAL, request, profile, this.robots); } if (s != null) { this.log.info("addToCrawler: failed to add " + url.toNormalform(true) + ": " + s); } } } public class receiptSending implements Runnable { private final Seed initiatorPeer; private final URIMetadataNode reference; public receiptSending(final Seed initiatorPeer, final URIMetadataNode reference) { this.initiatorPeer = initiatorPeer; this.reference = reference; } @Override public void run() { final long t = System.currentTimeMillis(); final Map response = Protocol.crawlReceipt(Switchboard.this, Switchboard.this.peers.mySeed(), this.initiatorPeer, "crawl", "fill", "indexed", this.reference, ""); if ( response == null ) { Switchboard.this.log.info("Sending crawl receipt for '" + this.reference.url().toNormalform(true) + "' to " + this.initiatorPeer.getName() + " FAILED, send time = " + (System.currentTimeMillis() - t)); return; } final String delay = response.get("delay"); Switchboard.this.log.info("Sending crawl receipt for '" + this.reference.url().toNormalform(true) + "' to " + this.initiatorPeer.getName() + " success, delay = " + delay + ", send time = " + (System.currentTimeMillis() - t)); } } /** * check authentication status for request access shall be granted if return value >= 2; these are the * cases where an access is granted to protected pages: * - access from localhost is granted and access comes from localhost: auth-level 3 * - access comes from localhost and the realm-value * of a http-authentify String is equal to the stored base64MD5: auth-level 3 * - access comes with matching http-authentify: auth-level 4 * * @param requestHeader * - requestHeader.AUTHORIZATION = B64encode("adminname:password") or = B64encode("adminname:valueOf_Base64MD5cft") * - adminAccountBase64MD5 = MD5(B64encode("adminname:password") or = "MD5:"+MD5("adminname:peername:password") * @return the auth-level as described above or 1 which means 'not authorized'. a 0 is returned in case of * fraud attempts */ public int adminAuthenticated(final RequestHeader requestHeader) { // authorization (earlier) by servlet container with username/password // as this stays true as long as authenticated browser is open (even after restart of YaCy) add a timeout check to look at credentials again // TODO: same is true for credential checks below (at least with BASIC auth -> login should expire at least on restart if (requestHeader.isUserInRole(UserDB.AccessRight.ADMIN_RIGHT.toString())) { if (this.adminAuthenticationLastAccess + 60000 > System.currentTimeMillis()) // 1 minute return 4; // hard-authenticated, quick return } // authorization for localhost, only if flag is set to grant localhost access as admin final boolean accessFromLocalhost = requestHeader.accessFromLocalhost(); if (accessFromLocalhost && this.getConfigBool(SwitchboardConstants.ADMIN_ACCOUNT_FOR_LOCALHOST, false)) { this.adminAuthenticationLastAccess = System.currentTimeMillis(); return 3; // soft-authenticated for localhost } // get the authorization string from the header final String realmProp = (requestHeader.get(RequestHeader.AUTHORIZATION, "")).trim(); final String realmValue = realmProp.isEmpty() ? null : realmProp.substring(6); // take out "BASIC " // authorization with admin keyword in configuration if ( realmValue == null || realmValue.isEmpty() ) { return 1; } if (HttpServletRequest.BASIC_AUTH.equalsIgnoreCase(requestHeader.getAuthType())) { // security check against too long authorization strings (for BASIC auth) if (realmValue.length() > 256) { return 0; } } else { // handle DIGEST auth by servlet container if (requestHeader.getUserPrincipal() != null) { // user is authenticated (by Servlet container) if (requestHeader.isUserInRole(AccessRight.ADMIN_RIGHT.toString())) { // we could double check admin right (but we trust embedded container) // String username = requestHeader.getUserPrincipal().getName(); // if ((username.equalsIgnoreCase(sb.getConfig(SwitchboardConstants.ADMIN_ACCOUNT_USER_NAME, "admin"))) // || (sb.userDB.getEntry(username).hasRight(AccessRight.ADMIN_RIGHT))) this.adminAuthenticationLastAccess = System.currentTimeMillis(); return 4; // has admin right } } } // authorization by encoded password, only for localhost access final String adminAccountUserName = this.getConfig(SwitchboardConstants.ADMIN_ACCOUNT_USER_NAME, "admin"); final String adminAccountBase64MD5 = this.getConfig(SwitchboardConstants.ADMIN_ACCOUNT_B64MD5, ""); final String pass = Base64Order.standardCoder.encodeString(adminAccountUserName + ":" + adminAccountBase64MD5); if ( accessFromLocalhost && (pass.equals(realmValue)) ) { // assume realmValue as is in cfg this.adminAuthenticationLastAccess = System.currentTimeMillis(); return 3; // soft-authenticated for localhost } // authorization by hit in userDB (authtype username:encodedpassword - handed over by DefaultServlet) if ( this.userDB.hasAdminRight(requestHeader, requestHeader.getCookies()) ) { this.adminAuthenticationLastAccess = System.currentTimeMillis(); return 4; //return, because 4=max } // athorization by BASIC auth (realmValue = "adminname:password") if (adminAccountBase64MD5.startsWith("MD5:")) { // handle new option adminAccountBase64MD5="MD5:xxxxxxx" = encodeMD5Hex ("adminname:peername:password") String realmtmp = Base64Order.standardCoder.decodeString(realmValue); //decode to clear text final int i = realmtmp.indexOf(':'); if (i >= 3) { // put peer name in realmValue (>3 is ok to skip "MD5:" and usernames are min 4 characters, in basic auth realm "user:pwd") realmtmp = realmtmp.substring(0, i + 1) + sb.getConfig(SwitchboardConstants.ADMIN_REALM,"YaCy") + ":" + realmtmp.substring(i + 1); if (adminAccountBase64MD5.substring(4).equals(Digest.encodeMD5Hex(realmtmp))) { this.adminAuthenticationLastAccess = System.currentTimeMillis(); return 4; // hard-authenticated, all ok } } else { // handle DIGEST auth (realmValue = adminAccountBase (set for lecacyHeader in DefaultServlet for authenticated requests) if (adminAccountBase64MD5.equals(realmValue)) { this.adminAuthenticationLastAccess = System.currentTimeMillis(); return 4; // hard-authenticated, all ok } } } else { // handle old option adminAccountBase64MD5="xxxxxxx" = encodeMD55Hex(encodeB64("adminname:password") if (adminAccountBase64MD5.equals(Digest.encodeMD5Hex(realmValue))) { this.adminAuthenticationLastAccess = System.currentTimeMillis(); return 4; // hard-authenticated, all ok } } return 1; } public String encodeDigestAuth(final String user, final String pw) { return "MD5:" + Digest.encodeMD5Hex(user + ":" + sb.getConfig(SwitchboardConstants.ADMIN_REALM,"YaCy") + ":" + pw); } public String encodeBasicAuth(final String user, final String pw) { return Digest.encodeMD5Hex(user + ":" + pw); } /** * @param header servlet request headers * @return true when the headers contains valid admin authentication information */ public boolean verifyAuthentication(final RequestHeader header) { // handle access rights switch ( this.adminAuthenticated(header) ) { case 0: // wrong password given //try { Thread.sleep(3000); } catch (final InterruptedException e) { } // prevent brute-force return false; case 1: // no password given return false; case 2: // no password stored return true; case 3: // soft-authenticated for localhost only return true; case 4: // hard-authenticated, all ok return true; default: return false; } } public String dhtShallTransfer() { final String cautionCause = this.onlineCaution(); if ( cautionCause != null ) { return "online caution for " + cautionCause + ", dht transmission"; } if ( this.peers == null ) { return "no DHT distribution: seedDB == null"; } if ( this.peers.mySeed() == null ) { return "no DHT distribution: mySeed == null"; } if ( this.peers.mySeed().isVirgin() ) { return "no DHT distribution: status is virgin"; } if ( this.peers.noDHTActivity() ) { return "no DHT distribution: network too small"; } if ( !this.getConfigBool(SwitchboardConstants.NETWORK_UNIT_DHT, true) ) { return "no DHT distribution: disabled by network.unit.dht"; } if ( this.getConfig(SwitchboardConstants.INDEX_DIST_ALLOW, "false").equalsIgnoreCase("false") ) { return "no DHT distribution: not enabled (per setting)"; } final Segment indexSegment = this.index; if ( indexSegment.RWICount() < 100 ) { return "no DHT distribution: not enough words - wordIndex.size() = " + indexSegment.RWICount(); } if ( (this.getConfig(SwitchboardConstants.INDEX_DIST_ALLOW_WHILE_CRAWLING, "false").equalsIgnoreCase("false")) && (!this.crawlQueues.noticeURL.isEmptyLocal()) ) { return "no DHT distribution: crawl in progress: noticeURL.stackSize() = " + this.crawlQueues.noticeURL.size() + ", sbQueue.size() = " + this.getIndexingProcessorsQueueSize(); } if ( (this.getConfig(SwitchboardConstants.INDEX_DIST_ALLOW_WHILE_INDEXING, "false").equalsIgnoreCase("false")) && (this.getIndexingProcessorsQueueSize() > 1) ) { return "no DHT distribution: indexing in progress: noticeURL.stackSize() = " + this.crawlQueues.noticeURL.size() + ", sbQueue.size() = " + this.getIndexingProcessorsQueueSize(); } return null; // this means; yes, please do dht transfer } public boolean dhtTransferJob() { if ( this.dhtDispatcher == null ) { return false; } final String rejectReason = this.dhtShallTransfer(); if ( rejectReason != null ) { if ( this.log.isFine() ) { this.log.fine(rejectReason); } return false; } boolean hasDoneSomething = false; final long kbytesUp = ConnectionInfo.getActiveUpbytes() / 1024; // accumulate RWIs to transmission buffer if ( this.dhtDispatcher.bufferSize() > this.peers.scheme.verticalPartitions() ) { this.log.info("dhtTransferJob: no selection, too many entries in transmission buffer: " + this.dhtDispatcher.bufferSize()); } else if ( MemoryControl.available() < 1024 * 1024 * 25 ) { this.log.info("dhtTransferJob: no selection, too less memory available : " + (MemoryControl.available() / 1024 / 1024) + " MB"); } else if ( ConnectionInfo.getLoadPercent() > 50 ) { this.log.info("dhtTransferJob: too many connections in httpc pool : " + ConnectionInfo.getCount()); // close unused connections // Client.cleanup(); } else if ( kbytesUp > 128 ) { this.log.info("dhtTransferJob: too much upload(1), currently uploading: " + kbytesUp + " Kb"); } else { byte[] startHash = null, limitHash = null; int tries = 10; while ( tries-- > 0 ) { startHash = DHTSelection.selectRandomTransferStart(); assert startHash != null; limitHash = DHTSelection.limitOver(this.peers, startHash); if ( limitHash != null ) { break; } } if ( limitHash == null || startHash == null ) { this.log.info("dhtTransferJob: approaching full DHT dispersion."); return false; } this.log.info("dhtTransferJob: selected " + ASCII.String(startHash) + " as start hash"); this.log.info("dhtTransferJob: selected " + ASCII.String(limitHash) + " as limit hash"); final boolean enqueued = this.dhtDispatcher.selectContainersEnqueueToBuffer( startHash, limitHash, dhtMaxContainerCount, this.dhtMaxReferenceCount, 5000); hasDoneSomething = hasDoneSomething | enqueued; this.log.info("dhtTransferJob: result from enqueueing: " + ((enqueued) ? "true" : "false")); } // check if we can deliver entries to other peers if ( this.dhtDispatcher.transmissionSize() >= 10 ) { this.log .info("dhtTransferJob: no dequeueing from buffer to transmission: too many concurrent sessions: " + this.dhtDispatcher.transmissionSize()); } else if ( ConnectionInfo.getLoadPercent() > 75 ) { this.log.info("dhtTransferJob: too many connections in httpc pool : " + ConnectionInfo.getCount()); // close unused connections // Client.cleanup(); } else if ( kbytesUp > 256 ) { this.log.info("dhtTransferJob: too much upload(2), currently uploading: " + kbytesUp + " Kb"); } else { final boolean dequeued = this.dhtDispatcher.dequeueContainer(); hasDoneSomething = hasDoneSomething | dequeued; this.log.info("dhtTransferJob: result from dequeueing: " + ((dequeued) ? "true" : "false")); } return hasDoneSomething; } public final void heuristicSite(final SearchEvent searchEvent, final String host) { new Thread("Switchboard.heuristicSite:" + host) { @Override public void run() { String r = host; if ( r.indexOf("//", 0) < 0 ) { r = "http://" + r; } // get the links for a specific site AnchorURL url; try { url = new AnchorURL(r); } catch (final MalformedURLException e ) { ConcurrentLog.logException(e); return; } final Map links; searchEvent.oneFeederStarted(); try { links = Switchboard.this.loader.loadLinks(url, CacheStrategy.NOCACHE, BlacklistType.SEARCH, ClientIdentification.yacyIntranetCrawlerAgent, searchEvent.query.timezoneOffset); if ( links != null ) { final Iterator i = links.keySet().iterator(); while ( i.hasNext() ) { if ( !i.next().getHost().endsWith(host) ) { i.remove(); } } // add all pages to the index Switchboard.this.addAllToIndex(url, links, searchEvent, "site", CrawlProfile.collectionParser("site"), true); } } catch (final Throwable e ) { ConcurrentLog.logException(e); } finally { searchEvent.oneFeederTerminated(); } } }.start(); } /** * Get the outbound links of the result and add each unique link to crawler queue * Is input resulturl a full index document with outboundlinks these will be used * otherwise url is loaded and links are extracted/parsed * * @param resulturl the result doc which outbound links to add to crawler */ public final void heuristicSearchResults(final URIMetadataNode resulturl) { new Thread("Switchboard.heuristicSearchResults") { @Override public void run() { // get the links for a specific site final DigestURL startUrl = resulturl.url(); // result might be rich metadata, try to get outbout links directly from result Set urls; final Iterator outlinkit = URIMetadataNode.getLinks(resulturl, false); if (outlinkit.hasNext()) { urls = new HashSet<>(); while (outlinkit.hasNext()) { try { urls.add(new DigestURL(outlinkit.next())); } catch (final MalformedURLException ex) { } } } else { // otherwise get links from loader urls = null; try { final Map links; links = Switchboard.this.loader.loadLinks(startUrl, CacheStrategy.IFFRESH, BlacklistType.SEARCH, ClientIdentification.yacyIntranetCrawlerAgent, 0); if (links != null) { if (links.size() < 1000) { // limit to 1000 to skip large index pages final Iterator i = links.keySet().iterator(); if (urls == null) urls = new HashSet<>(); while (i.hasNext()) { final DigestURL url = i.next(); final boolean islocal = (url.getHost() == null && startUrl.getHost() == null) || (url.getHost() != null && startUrl.getHost() != null && url.getHost().contentEquals(startUrl.getHost())); // add all external links or links to different page to crawler if ( !islocal ) {// || (!startUrl.getPath().endsWith(url.getPath()))) { urls.add(url); } } } } } catch (final Throwable e) { } } if (urls != null && urls.size() > 0) { final boolean globalcrawljob = Switchboard.this.getConfigBool(SwitchboardConstants.HEURISTIC_SEARCHRESULTS_CRAWLGLOBAL,false); Switchboard.this.addToCrawler(urls, globalcrawljob); } } }.start(); } /** * Queries a remote opensearch system, expects RSS feed as response, parses the RSS feed and * - adds the results to the results of the searchEvent * - adds the results to the local index * * @param urlpattern the search query url (e.g. http://search.org?query=searchword) * @param searchEvent * @param feedName short/internal name of the remote system * @deprecated use FederateSearchManager(SearchEvent) instead */ @Deprecated // not used (since 2015-01-18, v1.81) public final void heuristicRSS( final String urlpattern, final SearchEvent searchEvent, final String feedName) { new Thread("heuristicRSS:" + feedName) { @Override public void run() { final DigestURL url; try { url = new DigestURL(MultiProtocolURL.unescape(urlpattern)); } catch (final MalformedURLException e1 ) { ConcurrentLog.warn("heuristicRSS", "url not well-formed: '" + urlpattern + "'"); return; } // if we have an url then try to load the rss RSSReader rss = null; searchEvent.oneFeederStarted(); try { final Response response = Switchboard.this.loader.load(Switchboard.this.loader.request(url, true, false), CacheStrategy.NOCACHE, BlacklistType.SEARCH, ClientIdentification.yacyIntranetCrawlerAgent); final byte[] resource = (response == null) ? null : response.getContent(); rss = resource == null ? null : RSSReader.parse(RSSFeed.DEFAULT_MAXSIZE, resource); if ( rss != null ) { final Map links = new TreeMap<>(); AnchorURL uri; for ( final RSSMessage message : rss.getFeed() ) { try { uri = new AnchorURL(message.getLink()); links.put(uri, message.getTitle()); } catch (final MalformedURLException e ) { } } ConcurrentLog.info("heuristicRSS", "Heuristic: adding " + links.size() + " links from '" + feedName + "' rss feed"); // add all pages to the index Switchboard.this.addAllToIndex(null, links, searchEvent, feedName, CrawlProfile.collectionParser("rss"), true); } } catch (final Throwable e ) { } finally { searchEvent.oneFeederTerminated(); } } }.start(); } public static int currentPPM() { return EventTracker.countEvents(EventTracker.EClass.INDEX, 20000) * 3; } public float averageQPM() { final long uptime = (System.currentTimeMillis() - this.startupTime) / 1000; return (this.searchQueriesRobinsonFromRemote + this.searchQueriesGlobal) * 60f / Math.max(uptime, 1f); } public float averageQPMGlobal() { final long uptime = (System.currentTimeMillis() - this.startupTime) / 1000; return (this.searchQueriesGlobal) * 60f / Math.max(uptime, 1f); } public float averageQPMPrivateLocal() { final long uptime = (System.currentTimeMillis() - this.startupTime) / 1000; return (this.searchQueriesRobinsonFromLocal) * 60f / Math.max(uptime, 1f); } public float averageQPMPublicLocal() { final long uptime = (System.currentTimeMillis() - this.startupTime) / 1000; return (this.searchQueriesRobinsonFromRemote) * 60f / Math.max(uptime, 1f); } private static long indeSizeCache = 0; private static long indexSizeTime = 0; public void updateMySeed() { this.peers.mySeed().put(Seed.PORT, Integer.toString(this.getPublicPort(SwitchboardConstants.SERVER_PORT, 8090))); //the speed of indexing (pages/minute) of the peer final long uptime = (System.currentTimeMillis() - this.startupTime) / 1000; final Seed mySeed = this.peers.mySeed(); mySeed.put(Seed.ISPEED, Integer.toString(currentPPM())); mySeed.put(Seed.RSPEED, Float.toString(this.averageQPM())); mySeed.put(Seed.UPTIME, Long.toString(uptime / 60)); // the number of minutes that the peer is up in minutes/day (moving average MA30) final long t = System.currentTimeMillis(); if (t - indexSizeTime > 60000) { indeSizeCache = sb.index.fulltext().collectionSize(); indexSizeTime = t; } mySeed.put(Seed.LCOUNT, Long.toString(indeSizeCache)); // the number of links that the peer has stored (LURL's) mySeed.put(Seed.NCOUNT, Integer.toString(this.crawlQueues.noticeURL.size())); // the number of links that the peer has noticed, but not loaded (NURL's) mySeed.put(Seed.RCOUNT, Integer.toString(this.crawlQueues.noticeURL.stackSize(NoticedURL.StackType.GLOBAL))); // the number of links that the peer provides for remote crawling (ZURL's) mySeed.put(Seed.ICOUNT, Long.toString(this.index.RWICount())); // the minimum number of words that the peer has indexed (as it says) mySeed.put(Seed.SCOUNT, Integer.toString(this.peers.sizeConnected())); // the number of seeds that the peer has stored mySeed.put(Seed.CCOUNT, Float.toString(((int) ((this.peers.sizeConnected() + this.peers.sizeDisconnected() + this.peers.sizePotential()) * 60.0f / (uptime + 1.01f)) * 100.0f) / 100.0f)); // the number of clients that the peer connects (as connects/hour) mySeed.put(Seed.VERSION, yacyBuildProperties.getReleaseStub()); mySeed.setFlagDirectConnect(true); mySeed.setLastSeenUTC(); mySeed.put(Seed.UTC, GenericFormatter.UTCDiffString()); mySeed.setFlagAcceptRemoteCrawl(this.getConfigBool(SwitchboardConstants.CRAWLJOB_REMOTE, false)); mySeed.setFlagAcceptRemoteIndex(this.getConfigBool(SwitchboardConstants.INDEX_RECEIVE_ALLOW, true)); mySeed.setFlagSSLAvailable(this.getHttpServer() != null && this.getHttpServer().withSSL() && this.getConfigBool("server.https", false)); if (mySeed.getFlagSSLAvailable()) mySeed.put(Seed.PORTSSL, Integer.toString(this.getPublicPort(SwitchboardConstants.SERVER_SSLPORT, 8443))); // set local ips final String staticIP = this.getConfig(SwitchboardConstants.SERVER_STATICIP, ""); if (staticIP.length() > 0) mySeed.setIP(staticIP); final Set publicips = this.myPublicIPs(); if (!mySeed.clash(publicips)) mySeed.setIPs(publicips); } public void loadSeedLists() { // uses the superseed to initialize the database with known seeds String seedListFileURL; final int sc = this.peers.sizeConnected(); Network.log.info("BOOTSTRAP: " + sc + " seeds known from previous run, concurrently starting seedlist loader"); // - use the superseed to further fill up the seedDB final AtomicInteger scc = new AtomicInteger(0); int c = 0; while ( true ) { if ( Thread.currentThread().isInterrupted() ) { break; } seedListFileURL = this.getConfig(SwitchboardConstants.NETWORK_BOOTSTRAP_SEEDLIST_STUB + c, ""); if ( seedListFileURL.isEmpty() ) { break; } c++; if ( seedListFileURL.startsWith("http://") || seedListFileURL.startsWith("https://") ) { this.peers.loadSeedListConcurrently(seedListFileURL, scc, (int) this.getConfigLong("bootstrapLoadTimeout", 20000), c > 0); } } } public void initRemoteProxy() { // reading the proxy host name final String host = this.getConfig("remoteProxyHost", "").trim(); // reading the proxy host port int port; try { port = Integer.parseInt(this.getConfig("remoteProxyPort", "3128")); } catch (final NumberFormatException e ) { port = 3128; } // create new config ProxySettings.port = port; ProxySettings.host = host; ProxySettings.setProxyUse4HTTP(ProxySettings.host != null && ProxySettings.host.length() > 0 && this.getConfigBool("remoteProxyUse", false)); ProxySettings.setProxyUse4HTTPS(this.getConfig("remoteProxyUse4SSL", "true").equalsIgnoreCase("true")); ProxySettings.user = this.getConfig("remoteProxyUser", "").trim(); ProxySettings.password = this.getConfig("remoteProxyPwd", "").trim(); // determining addresses for which the remote proxy should not be used final String remoteProxyNoProxy = this.getConfig("remoteProxyNoProxy", "").trim(); ProxySettings.noProxy = CommonPattern.COMMA.split(remoteProxyNoProxy); // trim split entries int i = 0; for ( final String pattern : ProxySettings.noProxy ) { ProxySettings.noProxy[i] = pattern.trim(); i++; } } public void checkInterruption() throws InterruptedException { final Thread curThread = Thread.currentThread(); if ( (curThread instanceof WorkflowThread) && ((WorkflowThread) curThread).shutdownInProgress() ) { throw new InterruptedException("Shutdown in progress ..."); } else if ( this.terminate || curThread.isInterrupted() ) { throw new InterruptedException("Shutdown in progress ..."); } } /** * Triggers asynchronous shutdown occurring after a given delay * @param delay delay time in milliseconds * @param reason shutdown reason for log information */ public void terminate(final long delay, final String reason) { if ( delay <= 0 ) { throw new IllegalArgumentException("The shutdown delay must be greater than 0."); } this.log.info("caught delayed terminate request: " + reason); (new Shutdown(this, delay, reason)).start(); } public boolean shallTerminate() { return this.terminate; } public void terminate(final String reason) { this.terminate = true; this.log.info("caught terminate request: " + reason); this.tray.setShutdown(); this.shutdownSync.release(); } public boolean isTerminated() { return this.terminate; } /** * Wait until the shutdown semaphore is released. * Optionally if config defines a shutdown port a thread is initalized, to * listen on a defined shutdown port on the local loopback address. If a * connection is made to the shutdown port an a text containig "shutdown" * command, a shutdown is initiated. * @return * @throws InterruptedException */ public boolean waitForShutdown() throws InterruptedException { final int shutdownPort; if ((shutdownPort = this.getConfigInt(SwitchboardConstants.SERVER_SHUTDOWNPORT, 0)) > 0) { // init thread to listen to a shutdown port - to receive a shutdown signal final Thread shutdownThread = new Thread("Switchboard.waitForShutdown") { @Override public void run() { ServerSocket ss = null; try { shutdownloop: while (true) { ss = new ServerSocket(shutdownPort, 0, InetAddress.getLoopbackAddress()); final Socket shSocket = ss.accept(); final InputStream in = shSocket.getInputStream(); final BufferedReader inreader = new BufferedReader(new InputStreamReader(in)); final String cmd = inreader.readLine(); // read a input line to check for command shutdown // check for shutdown command, accept e.g. http://localhost:8009/shutdown connect with input line "GET /shutdown HTTP/1.1" if (cmd != null && !cmd.isEmpty()) { if (cmd.contains("shutdown")) { if (cmd.contains("HTTP")) { // write a min. http response final OutputStream out = shSocket.getOutputStream(); out.write(UTF8.getBytes("HTTP/1.1 200 OK")); out.write(serverCore.CRLF); out.close(); } ss.close(); Switchboard.this.terminate("shutdown signal received on shutdown port"); } else if (cmd.contains("restart")) { if (cmd.contains("HTTP")) { // write a min. http response final OutputStream out = shSocket.getOutputStream(); out.write(UTF8.getBytes("HTTP/1.1 200 OK")); out.write(serverCore.CRLF); out.close(); } ss.close(); yacyRelease.restart(); } break shutdownloop; // important to get out of the loop } ss.close(); // we don't want to accept any additional input (abort/disconnect if not expected input) } } catch (final IOException ex) { } finally { if (ss != null) { try { ss.close(); } catch (final IOException ex) { } } } } }; shutdownThread.start(); } this.shutdownSync.acquire(); return this.terminate; } }