// plasmaSwitchboard.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.OutputStream; import java.io.Reader; import java.net.MalformedURLException; import java.security.NoSuchAlgorithmException; import java.security.PublicKey; import java.security.spec.InvalidKeySpecException; import java.util.ArrayList; import java.util.Date; import java.util.HashMap; import java.util.Iterator; import java.util.List; import java.util.Map; import java.util.Properties; import java.util.SortedMap; import java.util.SortedSet; import java.util.TreeMap; import java.util.TreeSet; import java.util.concurrent.ConcurrentHashMap; import java.util.concurrent.ExecutionException; import java.util.concurrent.LinkedBlockingQueue; import java.util.concurrent.Semaphore; import java.util.regex.Pattern; import java.util.zip.GZIPInputStream; import java.util.zip.GZIPOutputStream; import java.util.zip.ZipEntry; import java.util.zip.ZipInputStream; import net.yacy.cora.date.GenericFormatter; import net.yacy.cora.document.ASCII; import net.yacy.cora.document.Classification; import net.yacy.cora.document.MultiProtocolURI; import net.yacy.cora.document.RSSFeed; import net.yacy.cora.document.RSSMessage; import net.yacy.cora.document.RSSReader; import net.yacy.cora.document.UTF8; import net.yacy.cora.protocol.ClientIdentification; import net.yacy.cora.protocol.ConnectionInfo; import net.yacy.cora.protocol.Domains; import net.yacy.cora.protocol.HeaderFramework; import net.yacy.cora.protocol.RequestHeader; import net.yacy.cora.protocol.ResponseHeader; import net.yacy.cora.protocol.TimeoutRequest; import net.yacy.cora.protocol.http.HTTPClient; import net.yacy.cora.protocol.http.ProxySettings; import net.yacy.cora.services.federated.solr.SolrShardingConnector; import net.yacy.cora.services.federated.solr.SolrShardingSelection; import net.yacy.cora.services.federated.yacy.CacheStrategy; import net.yacy.document.Condenser; import net.yacy.document.Document; import net.yacy.document.LibraryProvider; import net.yacy.document.Parser; import net.yacy.document.TextParser; import net.yacy.document.content.DCEntry; import net.yacy.document.content.SurrogateReader; import net.yacy.document.importer.OAIListFriendsLoader; import net.yacy.document.parser.html.Evaluation; import net.yacy.gui.Tray; import net.yacy.kelondro.blob.Tables; import net.yacy.kelondro.data.meta.DigestURI; import net.yacy.kelondro.data.meta.URIMetadataRow; import net.yacy.kelondro.data.word.Word; import net.yacy.kelondro.index.HandleSet; import net.yacy.kelondro.index.RowSpaceExceededException; import net.yacy.kelondro.logging.Log; import net.yacy.kelondro.order.Base64Order; import net.yacy.kelondro.order.Digest; import net.yacy.kelondro.order.NaturalOrder; 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.WorkflowJob; import net.yacy.kelondro.workflow.WorkflowProcessor; import net.yacy.kelondro.workflow.WorkflowThread; 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.dht.Dispatcher; import net.yacy.peers.dht.PeerSelection; 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.FilterEngine; import net.yacy.repository.LoaderDispatcher; import net.yacy.search.index.Segment; import net.yacy.search.index.Segments; import net.yacy.search.index.SolrConfiguration; import net.yacy.search.query.AccessTracker; import net.yacy.search.query.QueryParams; import net.yacy.search.query.SearchEvent; import net.yacy.search.query.SearchEventCache; import net.yacy.search.ranking.BlockRank; import net.yacy.search.ranking.RankingProfile; import de.anomic.crawler.Cache; import de.anomic.crawler.CrawlProfile; import de.anomic.crawler.CrawlQueues; import de.anomic.crawler.CrawlStacker; import de.anomic.crawler.CrawlSwitchboard; import de.anomic.crawler.NoticedURL; import de.anomic.crawler.ResourceObserver; import de.anomic.crawler.ResultImages; import de.anomic.crawler.ResultURLs; import de.anomic.crawler.ResultURLs.EventOrigin; import de.anomic.crawler.RobotsTxt; import de.anomic.crawler.ZURL.FailCategory; import de.anomic.crawler.retrieval.Request; import de.anomic.crawler.retrieval.Response; import de.anomic.data.BlogBoard; import de.anomic.data.BlogBoardComments; import de.anomic.data.BookmarksDB; import de.anomic.data.ListManager; import de.anomic.data.MessageBoard; import de.anomic.data.URLLicense; import de.anomic.data.UserDB; import de.anomic.data.WorkTables; import de.anomic.data.wiki.WikiBoard; import de.anomic.data.wiki.WikiCode; import de.anomic.data.wiki.WikiParser; import de.anomic.http.server.RobotsTxtConfig; import de.anomic.server.serverCore; import de.anomic.server.serverSwitch; import de.anomic.tools.CryptoLib; import de.anomic.tools.UPnP; import de.anomic.tools.crypt; public final class Switchboard extends serverSwitch { // load slots public static int xstackCrawlSlots = 2000; 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 HandleSet badwordHashes = null; public static HandleSet blueListHashes = null; public static HandleSet stopwordHashes = null; public static Blacklist urlBlacklist = null; public static WikiParser wikiParser = null; // storage management public File htCachePath; public final File dictionariesPath; 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 Segments indexSegments; 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; 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 long indexedPages = 0; 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 SortedMap clusterhashes; // map of peerhash(String)/alternative-local-address as ip:port or only ip (String) or null if address in seed should be used public URLLicense licensedURLs; public List networkWhitelist, networkBlacklist; public FilterEngine domainList; private Dispatcher dhtDispatcher; public LinkedBlockingQueue trail; public SeedDB peers; public WorkTables tables; public Tray tray; public SolrConfiguration solrScheme; public WorkflowProcessor indexingDocumentProcessor; public WorkflowProcessor indexingCondensementProcessor; public WorkflowProcessor indexingAnalysisProcessor; public WorkflowProcessor indexingStorageProcessor; public RobotsTxtConfig robotstxtConfig = null; public boolean useTailCache; public boolean exceed134217727; private final Semaphore shutdownSync = new Semaphore(0); private boolean terminate = false; //private Object crawlingPausedSync = new Object(); //private boolean crawlingIsPaused = false; public HashMap crawlJobsStatus = new HashMap(); private static Switchboard sb = null; public Switchboard(final File dataPath, final File appPath, final String initPath, final String configPath) throws IOException { super(dataPath, appPath, initPath, configPath); // check if port is already occupied final int port = getConfigInt("port", 8090); try { if ( TimeoutRequest.ping("127.0.0.1", 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."); } } catch ( final ExecutionException e1 ) { } MemoryTracker.startSystemProfiling(); sb = this; // set loglevel and log setLog(new Log("YACY_SEARCH")); // set default peer name Seed.ANON_PREFIX = getConfig("peernameprefix", "_anon"); // UPnP port mapping if ( getConfigBool(SwitchboardConstants.UPNP_ENABLED, false) ) { InstantBusyThread.oneTimeJob(UPnP.class, "addPortMapping", UPnP.log, 0); } // init TrayIcon if possible this.tray = new Tray(this); // remote proxy configuration initRemoteProxy(); // memory configuration this.useTailCache = getConfigBool("ramcopy", true); if ( MemoryControl.available() > 1024 * 1024 * 1024 * 1 ) { this.useTailCache = true; } this.exceed134217727 = getConfigBool("exceed134217727", true); if ( MemoryControl.available() > 1024 * 1024 * 1024 * 2 ) { this.exceed134217727 = true; } // load values from configs final File indexPath = getDataPath(SwitchboardConstants.INDEX_PRIMARY_PATH, SwitchboardConstants.INDEX_PATH_DEFAULT); this.log.logConfig("Index Primary Path: " + indexPath.toString()); this.listsPath = getDataPath(SwitchboardConstants.LISTS_PATH, SwitchboardConstants.LISTS_PATH_DEFAULT); this.log.logConfig("Lists Path: " + this.listsPath.toString()); this.htDocsPath = getDataPath(SwitchboardConstants.HTDOCS_PATH, SwitchboardConstants.HTDOCS_PATH_DEFAULT); this.log.logConfig("HTDOCS Path: " + this.htDocsPath.toString()); this.workPath = getDataPath(SwitchboardConstants.WORK_PATH, SwitchboardConstants.WORK_PATH_DEFAULT); this.log.logConfig("Work Path: " + this.workPath.toString()); this.dictionariesPath = getDataPath( SwitchboardConstants.DICTIONARY_SOURCE_PATH, SwitchboardConstants.DICTIONARY_SOURCE_PATH_DEFAULT); this.log.logConfig("Dictionaries Path:" + this.dictionariesPath.toString()); // init global host name cache this.workPath.mkdirs(); Domains.init(new File(this.workPath, "globalhosts.list")); // init sessionid name file final String sessionidNamesFile = getConfig("sessionidNamesFile", "defaults/sessionid.names"); this.log.logConfig("Loading sessionid file " + sessionidNamesFile); MultiProtocolURI.initSessionIDNames(FileUtils.loadList(new File(getAppPath(), sessionidNamesFile))); // init tables this.tables = new WorkTables(this.workPath); // init libraries this.log.logConfig("initializing libraries"); new Thread() { @Override public void run() { LibraryProvider.initialize(Switchboard.this.dictionariesPath); } }.start(); // set a high maximum cache size to current size; this is adopted later automatically final int wordCacheMaxCount = (int) getConfigLong(SwitchboardConstants.WORDCACHE_MAX_COUNT, 20000); setConfig(SwitchboardConstants.WORDCACHE_MAX_COUNT, Integer.toString(wordCacheMaxCount)); // load the network definition overwriteNetworkDefinition(); // start indexing management this.log.logConfig("Starting Indexing Management"); final String networkName = getConfig(SwitchboardConstants.NETWORK_NAME, ""); final long fileSizeMax = (OS.isWindows) ? sb.getConfigLong("filesize.max.win", Integer.MAX_VALUE) : sb.getConfigLong( "filesize.max.other", Integer.MAX_VALUE); final int redundancy = (int) sb.getConfigLong("network.unit.dhtredundancy.senior", 1); final int partitionExponent = (int) sb.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(); 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, this.useTailCache, this.exceed134217727); // initialize index ReferenceContainer.maxReferences = getConfigInt("index.maxReferences", 0); final File segmentsPath = new File(new File(indexPath, networkName), "SEGMENTS"); this.indexSegments = new Segments( this.log, segmentsPath, wordCacheMaxCount, fileSizeMax, this.useTailCache, this.exceed134217727); // set the default segment names setDefaultSegments(); // load domainList try { this.domainList = null; if ( !getConfig("network.unit.domainlist", "").equals("") ) { final Reader r = getConfigFileFromWebOrLocally(getConfig("network.unit.domainlist", ""), getAppPath() .getAbsolutePath(), new File(this.networkRoot, "domainlist.txt")); this.domainList = new FilterEngine(); this.domainList.loadList(new BufferedReader(r), null); } } catch ( final FileNotFoundException e ) { this.log.logSevere("CONFIG: domainlist not found: " + e.getMessage()); } catch ( final IOException e ) { this.log.logSevere("CONFIG: error while retrieving domainlist: " + e.getMessage()); } // create a crawler this.crawler = new CrawlSwitchboard(networkName, this.log, this.queuesRoot); // start yacy core this.log.logConfig("Starting YaCy Protocol Core"); this.yc = new Network(this); InstantBusyThread.oneTimeJob(this, "loadSeedLists", Network.log, 0); //final long startedSeedListAquisition = System.currentTimeMillis(); // init a DHT transmission dispatcher this.dhtDispatcher = (this.peers.sizeConnected() == 0) ? null : new Dispatcher( this.indexSegments.segment(Segments.Process.LOCALCRAWLING), this.peers, 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.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 = 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(); } blueListHashes = Word.words2hashesHandles(blueList); this.log.logConfig("loaded blue-list from file " + plasmaBlueListFile.getName() + ", " + blueList.size() + " entries, " + ppRamString(plasmaBlueListFile.length() / 1024)); } // load blacklist this.log.logConfig("Loading blacklist ..."); final File blacklistsPath = getDataPath(SwitchboardConstants.LISTS_PATH, SwitchboardConstants.LISTS_PATH_DEFAULT); urlBlacklist = new Blacklist(blacklistsPath); ListManager.switchboard = this; ListManager.listsPath = blacklistsPath; ListManager.reloadBlacklists(); // load badwords (to filter the topwords) if ( badwords == null || badwords.isEmpty() ) { final File badwordsFile = new File(appPath, SwitchboardConstants.LIST_BADWORDS_DEFAULT); badwords = SetTools.loadList(badwordsFile, NaturalOrder.naturalComparator); badwordHashes = Word.words2hashesHandles(badwords); this.log.logConfig("loaded badwords from file " + badwordsFile.getName() + ", " + badwords.size() + " entries, " + ppRamString(badwordsFile.length() / 1024)); } // load stopwords if ( stopwords == null || stopwords.isEmpty() ) { final File stopwordsFile = new File(appPath, SwitchboardConstants.LIST_STOPWORDS_DEFAULT); stopwords = SetTools.loadList(stopwordsFile, NaturalOrder.naturalComparator); stopwordHashes = Word.words2hashesHandles(stopwords); this.log.logConfig("loaded stopwords from file " + stopwordsFile.getName() + ", " + stopwords.size() + " entries, " + ppRamString(stopwordsFile.length() / 1024)); } // load ranking from distribution final File rankingPath = new File(this.appPath, "ranking/YBR".replace('/', File.separatorChar)); BlockRank.loadBlockRankTable(rankingPath, 16); // load distributed ranking // very large memory configurations allow to re-compute a ranking table /* final File hostIndexFile = new File(this.queuesRoot, "hostIndex.blob"); if (MemoryControl.available() > 1024 * 1024 * 1024) new Thread() { public void run() { ReferenceContainerCache hostIndex; // this will get large, more than 0.5 million entries by now if (!hostIndexFile.exists()) { hostIndex = BlockRank.collect(Switchboard.this.peers, Switchboard.this.webStructure, Integer.MAX_VALUE); BlockRank.saveHostIndex(hostIndex, hostIndexFile); } else { hostIndex = BlockRank.loadHostIndex(hostIndexFile); } // use an index segment to find hosts for given host hashes final String segmentName = getConfig(SwitchboardConstants.SEGMENT_PUBLIC, "default"); final Segment segment = Switchboard.this.indexSegments.segment(segmentName); final MetadataRepository metadata = segment.urlMetadata(); Map hostHashResolver; try { hostHashResolver = metadata.domainHashResolver(metadata.domainSampleCollector()); } catch (final IOException e) { hostHashResolver = new HashMap(); } // recursively compute a new ranking table Switchboard.this.log.logInfo("BLOCK RANK: computing new ranking tables..."); BlockRank.ybrTables = BlockRank.evaluate(hostIndex, hostHashResolver, null, 0); hostIndex = null; // we don't need that here any more, so free the memory // use the web structure and the hostHash resolver to analyse the ranking table Switchboard.this.log.logInfo("BLOCK RANK: analysis of " + BlockRank.ybrTables.length + " tables..."); BlockRank.analyse(Switchboard.this.webStructure, hostHashResolver); // store the new table Switchboard.this.log.logInfo("BLOCK RANK: storing fresh table..."); BlockRank.storeBlockRankTable(rankingPath); } }.start(); */ // load the robots.txt db this.log.logConfig("Initializing robots.txt DB"); this.robots = new RobotsTxt(this.tables); this.log.logConfig("Loaded robots.txt DB: " + this.robots.size() + " entries"); // start a cache manager this.log.logConfig("Starting HT Cache Manager"); // create the cache directory this.htCachePath = getDataPath(SwitchboardConstants.HTCACHE_PATH, SwitchboardConstants.HTCACHE_PATH_DEFAULT); this.log.logInfo("HTCACHE Path = " + this.htCachePath.getAbsolutePath()); final long maxCacheSize = 1024 * 1024 * Long.parseLong(getConfig(SwitchboardConstants.PROXY_CACHE_SIZE, "2")); // this is megabyte Cache.init(this.htCachePath, this.peers.mySeed().hash, maxCacheSize); // create the surrogates directories this.surrogatesInPath = getDataPath( SwitchboardConstants.SURROGATES_IN_PATH, SwitchboardConstants.SURROGATES_IN_PATH_DEFAULT); this.log.logInfo("surrogates.in Path = " + this.surrogatesInPath.getAbsolutePath()); this.surrogatesInPath.mkdirs(); this.surrogatesOutPath = getDataPath( SwitchboardConstants.SURROGATES_OUT_PATH, SwitchboardConstants.SURROGATES_OUT_PATH_DEFAULT); this.log.logInfo("surrogates.out Path = " + this.surrogatesOutPath.getAbsolutePath()); this.surrogatesOutPath.mkdirs(); // create the release download directory this.releasePath = getDataPath(SwitchboardConstants.RELEASE_PATH, SwitchboardConstants.RELEASE_PATH_DEFAULT); this.releasePath.mkdirs(); this.log.logInfo("RELEASE Path = " + this.releasePath.getAbsolutePath()); // starting message board initMessages(); // starting wiki initWiki(); //starting blog initBlog(); // init User DB this.log.logConfig("Loading User DB"); final File userDbFile = new File(getDataPath(), "DATA/SETTINGS/user.heap"); this.userDB = new UserDB(userDbFile); this.log.logConfig("Loaded User DB from file " + userDbFile.getName() + ", " + this.userDB.size() + " entries" + ", " + ppRamString(userDbFile.length() / 1024)); // init html parser evaluation scheme File parserPropertiesPath = new File("defaults/"); String[] settingsList = parserPropertiesPath.list(); for ( final String l : settingsList ) { if ( l.startsWith("parser.") && l.endsWith(".properties") ) { Evaluation.add(new File(parserPropertiesPath, l)); } } parserPropertiesPath = new File(getDataPath(), "DATA/SETTINGS/"); settingsList = parserPropertiesPath.list(); for ( final String l : settingsList ) { if ( l.startsWith("parser.") && l.endsWith(".properties") ) { Evaluation.add(new File(parserPropertiesPath, l)); } } // init bookmarks DB: needs more time since this does a DNS lookup for each Bookmark. // Can be started concurrently new Thread() { @Override public void run() { try { initBookmarks(); } catch ( final IOException e ) { Log.logException(e); } } }.start(); // define a realtime parsable mimetype list this.log.logConfig("Parser: Initializing Mime Type deny list"); TextParser.setDenyMime(getConfig(SwitchboardConstants.PARSER_MIME_DENY, "")); TextParser.setDenyExtension(getConfig(SwitchboardConstants.PARSER_EXTENSIONS_DENY, "")); // prepare a solr index profile switch list final File solrBackupProfile = new File("defaults/solr.keys.list"); final String schemename = getConfig("federated.service.solr.indexing.schemefile", "solr.keys.default.list"); final File solrWorkProfile = new File(getDataPath(), "DATA/SETTINGS/" + schemename); if ( !solrWorkProfile.exists() ) { FileUtils.copy(solrBackupProfile, solrWorkProfile); } final SolrConfiguration backupScheme = new SolrConfiguration(solrBackupProfile); this.solrScheme = new SolrConfiguration(solrWorkProfile); // update the working scheme with the backup scheme. This is necessary to include new features. // new features are always activated by default this.solrScheme.fill(backupScheme, false); // set up the solr interface final String solrurls = getConfig("federated.service.solr.indexing.url", "http://127.0.0.1:8983/solr"); final boolean usesolr = getConfigBool("federated.service.solr.indexing.enabled", false) & solrurls.length() > 0; try { this.indexSegments.segment(Segments.Process.LOCALCRAWLING).connectSolr( (usesolr) ? new SolrShardingConnector( solrurls, SolrShardingSelection.Method.MODULO_HOST_MD5, 10000, true) : null); } catch ( final IOException e ) { Log.logException(e); this.indexSegments.segment(Segments.Process.LOCALCRAWLING).connectSolr(null); } // start a loader this.log.logConfig("Starting Crawl Loader"); this.loader = new LoaderDispatcher(this); final Map oaiFriends = OAIListFriendsLoader.loadListFriendsSources( new File("defaults/oaiListFriendsSource.xml"), getDataPath()); OAIListFriendsLoader.init(this.loader, oaiFriends); this.crawlQueues = new CrawlQueues(this, this.queuesRoot); this.crawlQueues.noticeURL.setMinimumDelta( getConfigLong("minimumLocalDelta", this.crawlQueues.noticeURL.getMinimumLocalDelta()), getConfigLong("minimumGlobalDelta", this.crawlQueues.noticeURL.getMinimumGlobalDelta())); /* * Creating sync objects and loading status for the crawl jobs * a) local crawl * b) remote triggered crawl * c) global crawl trigger */ this.crawlJobsStatus.put( SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL, new Object[] { new Object(), Boolean.valueOf(getConfig(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL + "_isPaused", "false")) }); this.crawlJobsStatus.put( SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL, new Object[] { new Object(), Boolean.valueOf(getConfig( SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL + "_isPaused", "false")) }); this.crawlJobsStatus.put( SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER, new Object[] { new Object(), Boolean.valueOf(getConfig( SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER + "_isPaused", "false")) }); // init cookie-Monitor this.log.logConfig("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(getAppPath(), getConfig( SwitchboardConstants.HTROOT_PATH, SwitchboardConstants.HTROOT_PATH_DEFAULT) + "/env/grafics/empty.gif"); final File notifierDest = new File( getDataPath(SwitchboardConstants.HTDOCS_PATH, SwitchboardConstants.HTDOCS_PATH_DEFAULT), "notifier.gif"); try { FileUtils.copy(notifierSource, notifierDest); } catch ( final IOException e ) { } // init nameCacheNoCachingList Domains .setNoCachingPatterns(getConfig(SwitchboardConstants.HTTPC_NAME_CACHE_CACHING_PATTERNS_NO, "")); // generate snippets cache this.log.logConfig("Initializing Snippet Cache"); // init the wiki wikiParser = new WikiCode(); // initializing the resourceObserver InstantBusyThread.oneTimeJob(ResourceObserver.class, "initThread", ResourceObserver.log, 0); // initializing the stackCrawlThread this.crawlStacker = new CrawlStacker( this.crawlQueues, this.crawler, this.indexSegments.segment(Segments.Process.LOCALCRAWLING), this.peers, isIntranetMode(), isGlobalMode(), this.domainList); // Intranet and Global mode may be both true! // possibly switch off localIP check Domains.setNoLocalCheck(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 ( (getConfigBool("adminAccountForLocalhost", false)) ) { if ( 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 setConfig(SwitchboardConstants.ADMIN_ACCOUNT_B64MD5, ""); // after this a message must be generated to alert the user to set a new password this.log.logInfo("RANDOM PASSWORD REMOVED! User must set a new password"); } } // initializing dht chunk generation this.dhtMaxReferenceCount = (int) 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(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" }, this, "storeDocumentIndex", 2 * WorkflowProcessor.availableCPU, null, 1 /*Math.max(1, WorkflowProcessor.availableCPU / 2)*/); this.indexingAnalysisProcessor = new WorkflowProcessor( "webStructureAnalysis", "This just stores the link structure of the document into a web structure database.", new String[] { "storeDocumentIndex" }, this, "webStructureAnalysis", 2 * WorkflowProcessor.availableCPU, 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" }, this, "condenseDocument", 4 * WorkflowProcessor.availableCPU, 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" }, this, "parseDocument", 4 * WorkflowProcessor.availableCPU, this.indexingCondensementProcessor, WorkflowProcessor.availableCPU); // deploy busy threads this.log.logConfig("Starting Threads"); MemoryControl.gc(10000, "plasmaSwitchboard, help for profiler"); // help for profiler - thq deployThread( SwitchboardConstants.CLEANUP, "Cleanup", "simple cleaning process for monitoring information", null, new InstantBusyThread( this, SwitchboardConstants.CLEANUP_METHOD_START, SwitchboardConstants.CLEANUP_METHOD_JOBCOUNT, SwitchboardConstants.CLEANUP_METHOD_FREEMEM, 60000, Long.MAX_VALUE, 10000, Long.MAX_VALUE), 60000); // all 5 Minutes, wait 1 minute until first run 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( this, SwitchboardConstants.SURROGATES_METHOD_START, SwitchboardConstants.SURROGATES_METHOD_JOBCOUNT, SwitchboardConstants.SURROGATES_METHOD_FREEMEM, 20000, Long.MAX_VALUE, 0, Long.MAX_VALUE), 10000); deployThread( SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL, "Remote Crawl Job", "thread that performes a single crawl/indexing step triggered by a remote peer", "/IndexCreateWWWRemoteQueue_p.html", new InstantBusyThread( this.crawlQueues, SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL_METHOD_START, SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL_METHOD_JOBCOUNT, SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL_METHOD_FREEMEM, 0, Long.MAX_VALUE, 0, Long.MAX_VALUE), 10000); deployThread( SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER, "Remote Crawl URL Loader", "thread that loads remote crawl lists from other peers", null, new InstantBusyThread( this.crawlQueues, SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER_METHOD_START, SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER_METHOD_JOBCOUNT, SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER_METHOD_FREEMEM, 10000, Long.MAX_VALUE, 10000, Long.MAX_VALUE), 10000); // error here? deployThread( SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL, "Local Crawl", "thread that performes a single crawl step from the local crawl queue", "/IndexCreateWWWLocalQueue_p.html", new InstantBusyThread( this.crawlQueues, SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL_METHOD_START, SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL_METHOD_JOBCOUNT, SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL_METHOD_FREEMEM, 0, Long.MAX_VALUE, 0, Long.MAX_VALUE), 10000); 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( this.yc, SwitchboardConstants.SEED_UPLOAD_METHOD_START, SwitchboardConstants.SEED_UPLOAD_METHOD_JOBCOUNT, SwitchboardConstants.SEED_UPLOAD_METHOD_FREEMEM, 600000, Long.MAX_VALUE, 300000, Long.MAX_VALUE), 180000); deployThread( SwitchboardConstants.PEER_PING, "YaCy Core", "this is the p2p-control and peer-ping task", null, new InstantBusyThread( this.yc, SwitchboardConstants.PEER_PING_METHOD_START, SwitchboardConstants.PEER_PING_METHOD_JOBCOUNT, SwitchboardConstants.PEER_PING_METHOD_FREEMEM, 30000, Long.MAX_VALUE, 30000, Long.MAX_VALUE), 2000); 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( this, SwitchboardConstants.INDEX_DIST_METHOD_START, SwitchboardConstants.INDEX_DIST_METHOD_JOBCOUNT, SwitchboardConstants.INDEX_DIST_METHOD_FREEMEM, 10000, Long.MAX_VALUE, 1000, Long.MAX_VALUE), 5000, Long.parseLong(getConfig(SwitchboardConstants.INDEX_DIST_IDLESLEEP, "5000")), Long.parseLong(getConfig(SwitchboardConstants.INDEX_DIST_BUSYSLEEP, "0")), Long.parseLong(getConfig(SwitchboardConstants.INDEX_DIST_MEMPREREQ, "1000000"))); // set network-specific performance attributes if ( this.firstInit ) { setRemotecrawlPPM(Math.max(1, (int) 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.logConfig("Finished Switchboard Initialization"); sb = this; } private void setDefaultSegments() { this.indexSegments.setSegment( Segments.Process.RECEIPTS, getConfig(SwitchboardConstants.SEGMENT_RECEIPTS, "default")); this.indexSegments.setSegment( Segments.Process.QUERIES, getConfig(SwitchboardConstants.SEGMENT_QUERIES, "default")); this.indexSegments.setSegment( Segments.Process.DHTIN, getConfig(SwitchboardConstants.SEGMENT_DHTIN, "default")); this.indexSegments.setSegment( Segments.Process.DHTOUT, getConfig(SwitchboardConstants.SEGMENT_DHTOUT, "default")); this.indexSegments.setSegment( Segments.Process.PROXY, getConfig(SwitchboardConstants.SEGMENT_PROXY, "default")); this.indexSegments.setSegment( Segments.Process.LOCALCRAWLING, getConfig(SwitchboardConstants.SEGMENT_LOCALCRAWLING, "default")); this.indexSegments.setSegment( Segments.Process.REMOTECRAWLING, getConfig(SwitchboardConstants.SEGMENT_REMOTECRAWLING, "default")); this.indexSegments.setSegment( Segments.Process.PUBLIC, getConfig(SwitchboardConstants.SEGMENT_PUBLIC, "default")); } public int getIndexingProcessorsQueueSize() { return this.indexingDocumentProcessor.queueSize() + this.indexingCondensementProcessor.queueSize() + this.indexingAnalysisProcessor.queueSize() + this.indexingStorageProcessor.queueSize(); } public void overwriteNetworkDefinition() throws FileNotFoundException, IOException { // load network configuration into settings String networkUnitDefinition = getConfig("network.unit.definition", "defaults/yacy.network.freeworld.unit"); if (networkUnitDefinition.length() == 0) 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"; setConfig("network.unit.definition", networkUnitDefinition); } // remove old release and bootstrap locations final Iterator ki = 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 ) { 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 = getConfigFileFromWebOrLocally(networkUnitDefinition, getAppPath().getAbsolutePath(), new File( this.workPath, "network.definition.backup")); initProps = FileUtils.table(netDefReader); setConfig(initProps); // set release locations int i = 0; CryptoLib cryptoLib; try { cryptoLib = new CryptoLib(); while ( true ) { final String location = getConfig("network.unit.update.location" + i, ""); if ( location.isEmpty() ) { break; } DigestURI locationURL; try { // try to parse url locationURL = new DigestURI(location); } catch ( final MalformedURLException e ) { break; } PublicKey publicKey = null; // get public key if it's in config try { final String publicKeyString = 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 ) { Log.logException(e); } final yacyUpdateLocation updateLocation = new yacyUpdateLocation(locationURL, publicKey); yacyRelease.latestReleaseLocations.add(updateLocation); i++; } } catch ( final NoSuchAlgorithmException e1 ) { // TODO Auto-generated catch block Log.logException(e1); } // initiate url license object this.licensedURLs = new URLLicense(8); // set white/blacklists this.networkWhitelist = Domains.makePatterns(getConfig(SwitchboardConstants.NETWORK_WHITELIST, "")); this.networkBlacklist = Domains.makePatterns(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 String newagent = ClientIdentification.generateYaCyBot(getConfig(SwitchboardConstants.NETWORK_NAME, "") + (isRobinsonMode() ? "-" : "/") + getConfig(SwitchboardConstants.NETWORK_DOMAIN, "global")); if ( !getConfigBool("network.unit.dht", false) && getConfig("network.unit.tenant.agent", "").length() > 0 ) { newagent = getConfig("network.unit.tenant.agent", "").trim(); this.log.logInfo("new user agent: '" + newagent + "'"); } ClientIdentification.setUserAgent(newagent); } public void switchNetwork(final String networkDefinition) throws FileNotFoundException, IOException { this.log.logInfo("SWITCH NETWORK: switching to '" + networkDefinition + "'"); // pause crawls final boolean lcp = crawlJobIsPaused(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL); if ( !lcp ) { pauseCrawlJob(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL); } final boolean rcp = crawlJobIsPaused(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL); if ( !rcp ) { pauseCrawlJob(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL); } // trigger online caution this.proxyLastAccess = System.currentTimeMillis() + 3000; // at least 3 seconds online caution to prevent unnecessary action on database meanwhile this.log.logInfo("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 ) { // shut down this.crawler.close(); if ( this.dhtDispatcher != null ) { this.dhtDispatcher.close(); } synchronized ( this.indexSegments ) { this.indexSegments.close(); } this.crawlStacker.announceClose(); this.crawlStacker.close(); this.webStructure.close(); this.log.logInfo("SWITCH NETWORK: START UP OF NEW INDEX DATABASE..."); // new properties setConfig("network.unit.definition", networkDefinition); overwriteNetworkDefinition(); final File indexPrimaryPath = getDataPath(SwitchboardConstants.INDEX_PRIMARY_PATH, SwitchboardConstants.INDEX_PATH_DEFAULT); final int wordCacheMaxCount = (int) getConfigLong(SwitchboardConstants.WORDCACHE_MAX_COUNT, 20000); final long fileSizeMax = (OS.isWindows) ? sb.getConfigLong("filesize.max.win", (long) Integer.MAX_VALUE) : sb .getConfigLong("filesize.max.other", (long) Integer.MAX_VALUE); final int redundancy = (int) sb.getConfigLong("network.unit.dhtredundancy.senior", 1); final int partitionExponent = (int) sb.getConfigLong("network.unit.dht.partitionExponent", 0); final String networkName = 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 setConfig("heuristic.site", false); setConfig("heuristic.scroogle", false); setConfig("heuristic.blekko", false); // relocate this.peers.relocate( this.networkRoot, redundancy, partitionExponent, this.useTailCache, this.exceed134217727); this.indexSegments = new Segments( this.log, new File(new File(indexPrimaryPath, networkName), "SEGMENTS"), wordCacheMaxCount, fileSizeMax, this.useTailCache, this.exceed134217727); // set the default segment names setDefaultSegments(); this.crawlQueues.relocate(this.queuesRoot); // cannot be closed because the busy threads are working with that object // create a crawler this.crawler = new CrawlSwitchboard(networkName, this.log, this.queuesRoot); // init a DHT transmission dispatcher this.dhtDispatcher = (this.peers.sizeConnected() == 0) ? null : new Dispatcher( this.indexSegments.segment(Segments.Process.LOCALCRAWLING), this.peers, true, 10000); // create new web structure this.webStructure = new WebStructureGraph(new File(this.queuesRoot, "webStructure.map")); // load domainList try { this.domainList = null; if ( !getConfig("network.unit.domainlist", "").equals("") ) { final Reader r = getConfigFileFromWebOrLocally(getConfig("network.unit.domainlist", ""), getAppPath() .getAbsolutePath(), new File(this.networkRoot, "domainlist.txt")); this.domainList = new FilterEngine(); this.domainList.loadList(new BufferedReader(r), null); } } catch ( final FileNotFoundException e ) { this.log.logSevere("CONFIG: domainlist not found: " + e.getMessage()); } catch ( final IOException e ) { this.log.logSevere("CONFIG: error while retrieving domainlist: " + e.getMessage()); } this.crawlStacker = new CrawlStacker( this.crawlQueues, this.crawler, this.indexSegments.segment(Segments.Process.LOCALCRAWLING), this.peers, "local.any".indexOf(getConfig(SwitchboardConstants.NETWORK_DOMAIN, "global")) >= 0, "global.any".indexOf(getConfig(SwitchboardConstants.NETWORK_DOMAIN, "global")) >= 0, this.domainList); } Domains.setNoLocalCheck(isAllIPMode()); // possibly switch off localIP check // start up crawl jobs continueCrawlJob(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL); continueCrawlJob(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL); this.log .logInfo("SWITCH NETWORK: FINISHED START UP, new network is now '" + networkDefinition + "'."); // set the network-specific remote crawl ppm setRemotecrawlPPM(Math.max(1, (int) 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 = getThread(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL); setConfig(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL_BUSYSLEEP, newBusySleep); setConfig( SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL_IDLESLEEP, Math.min(10000, newBusySleep * 10)); rct.setBusySleep(getConfigLong(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL_BUSYSLEEP, 1000)); rct .setIdleSleep(getConfigLong(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL_IDLESLEEP, 10000)); // propagate to loader final BusyThread rcl = getThread(SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER); setConfig(SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER_BUSYSLEEP, newBusySleep * 4); setConfig( SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER_IDLESLEEP, Math.min(10000, newBusySleep * 20)); rcl.setBusySleep(getConfigLong(SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER_BUSYSLEEP, 1000)); rcl.setIdleSleep(getConfigLong(SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER_IDLESLEEP, 10000)); } public void initMessages() throws IOException { this.log.logConfig("Starting Message Board"); final File messageDbFile = new File(this.workPath, "message.heap"); this.messageDB = new MessageBoard(messageDbFile); this.log.logConfig("Loaded Message Board DB from file " + messageDbFile.getName() + ", " + this.messageDB.size() + " entries" + ", " + ppRamString(messageDbFile.length() / 1024)); } public void initWiki() throws IOException { this.log.logConfig("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.logConfig("Loaded Wiki Board DB from file " + wikiDbFile.getName() + ", " + this.wikiDB.size() + " entries" + ", " + ppRamString(wikiDbFile.length() / 1024)); } public void initBlog() throws IOException { this.log.logConfig("Starting Blog"); final File blogDbFile = new File(this.workPath, "blog.heap"); this.blogDB = new BlogBoard(blogDbFile); this.log.logConfig("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.logConfig("Loaded Blog-Comment DB from file " + blogCommentDbFile.getName() + ", " + this.blogCommentDB.size() + " entries" + ", " + ppRamString(blogCommentDbFile.length() / 1024)); } public void initBookmarks() throws IOException { this.log.logConfig("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.logConfig("Loaded Bookmarks DB from files " + bookmarksFile.getName() + ", " + tagsFile.getName()); this.log.logConfig(this.bookmarksDB.tagsSize() + " Tag, " + this.bookmarksDB.bookmarksSize() + " Bookmarks"); } public static Switchboard getSwitchboard() { return sb; } public boolean isIntranetMode() { return "local.any".indexOf(getConfig(SwitchboardConstants.NETWORK_DOMAIN, "global")) >= 0; } public boolean isGlobalMode() { return "global.any".indexOf(getConfig(SwitchboardConstants.NETWORK_DOMAIN, "global")) >= 0; } public boolean isAllIPMode() { return "any".indexOf(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 */ public boolean isIPNoCheckMode() { return isAllIPMode() && 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) || (!getConfigBool(SwitchboardConstants.INDEX_DIST_ALLOW, false) && !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 = 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 ( !isRobinsonMode() ) { return false; } final String clustermode = 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.containsKey(ASCII.getBytes(peer)); } else { 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 ( !isRobinsonMode() ) { return false; } final String clustermode = 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.containsKey(ASCII.getBytes(seed.hash)); } else { return false; } } public String urlExists(final Segments.Process process, final byte[] hash) { // tests if hash occurrs in any database // if it exists, the name of the database is returned, // if it not exists, null is returned if ( this.indexSegments.urlMetadata(process).exists(hash) ) { return "loaded"; } return this.crawlQueues.urlExists(hash); } public void urlRemove(final Segment segment, final byte[] hash) { segment.urlMetadata().remove(hash); ResultURLs.remove(ASCII.String(hash)); this.crawlQueues.urlRemove(hash); } public DigestURI getURL(final Segments.Process process, final byte[] urlhash) { if ( urlhash == null ) { return null; } if ( urlhash.length == 0 ) { return null; } final URIMetadataRow le = this.indexSegments.urlMetadata(process).load(urlhash); if ( le != null ) { return le.url(); } return this.crawlQueues.getURL(urlhash); } public RankingProfile getRanking() { return (getConfig("rankingProfile", "").length() == 0) ? new RankingProfile(Classification.ContentDomain.TEXT) : new RankingProfile("", crypt.simpleDecode(sb.getConfig("rankingProfile", ""), null)); } /** * 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 */ public String onlineCaution() { if ( System.currentTimeMillis() - this.proxyLastAccess < Integer.parseInt(getConfig( SwitchboardConstants.PROXY_ONLINE_CAUTION_DELAY, "100")) ) { return "proxy"; } if ( System.currentTimeMillis() - this.localSearchLastAccess < Integer.parseInt(getConfig( SwitchboardConstants.LOCALSEACH_ONLINE_CAUTION_DELAY, "1000")) ) { return "localsearch"; } if ( System.currentTimeMillis() - this.remoteSearchLastAccess < Integer.parseInt(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 CrawlProfiles 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 IndexingStack switchboard}, {@link LoaderDispatcher loader} and {@link plasmaCrawlNURL local * crawl} queues are all empty. *

* Then it iterates through all existing {@link CrawlProfiles 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 *

* * @see #CRAWL_PROFILE_PROXY hardcoded * @see #CRAWL_PROFILE_REMOTE hardcoded * @see #CRAWL_PROFILE_SNIPPET_TEXT hardcoded * @see #CRAWL_PROFILE_SNIPPET_MEDIA hardcoded * @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 (getIndexingProcessorsQueueSize() > 0 || this.crawlQueues.workerSize() > 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.notEmpty()) { return false; } return this.crawler.clear(); } public void close() { this.log.logConfig("SWITCHBOARD SHUTDOWN STEP 1: sending termination signal to managed threads:"); MemoryTracker.stopSystemProfiling(); terminateAllThreads(true); net.yacy.gui.framework.Switchboard.shutdown(); this.log.logConfig("SWITCHBOARD SHUTDOWN STEP 2: sending termination signal to threaded indexing"); // closing all still running db importer jobs this.indexingDocumentProcessor.announceShutdown(); this.indexingDocumentProcessor.awaitShutdown(12000); this.crawlStacker.announceClose(); this.indexingCondensementProcessor.announceShutdown(); this.indexingAnalysisProcessor.announceShutdown(); this.indexingStorageProcessor.announceShutdown(); if ( this.dhtDispatcher != null ) { this.dhtDispatcher.close(); } this.indexingCondensementProcessor.awaitShutdown(12000); this.indexingAnalysisProcessor.awaitShutdown(12000); this.indexingStorageProcessor.awaitShutdown(12000); this.crawlStacker.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.crawlQueues.close(); this.crawler.close(); this.log .logConfig("SWITCHBOARD SHUTDOWN STEP 3: sending termination signal to database manager (stand by...)"); this.indexSegments.close(); this.peers.close(); Cache.close(); this.tables.close(); Domains.close(); AccessTracker.dumpLog(new File("DATA/LOG/queries.log")); UPnP.deletePortMapping(); this.tray.remove(); try { HTTPClient.closeConnectionManager(); } catch ( final InterruptedException e ) { Log.logException(e); } this.log.logConfig("SWITCHBOARD SHUTDOWN 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.logFine("deQueue: queue entry is null"); } return "queue entry is null"; } if ( response.profile() == null ) { if ( this.log.isFine() ) { this.log.logFine("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(); } // check if the parser supports the mime type if ( noIndexReason == null ) { 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 final DigestURI referrerURL = response.referrerURL(); //if (log.isFine()) log.logFine("deQueue: not indexed any word in URL " + response.url() + "; cause: " + noIndexReason); addURLtoErrorDB( response.url(), (referrerURL == null) ? null : referrerURL.hash(), response.initiator(), response.name(), FailCategory.FINAL_PROCESS_CONTEXT, noIndexReason); // finish this entry return "not allowed: " + noIndexReason; } // put document into the concurrent processing queue if ( this.log.isFinest() ) { this.log.logFinest("deQueue: passing to indexing queue: " + response.url().toNormalform(true, false)); } try { this.indexingDocumentProcessor.enQueue(new indexingQueueEntry( Segments.Process.LOCALCRAWLING, response, null, null)); return null; } catch ( final InterruptedException e ) { Log.logException(e); return "interrupted: " + e.getMessage(); } } 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 try { final InputStream is = new BufferedInputStream(new FileInputStream(infile)); final ZipInputStream 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(); processSurrogate(new ByteArrayInputStream(baos.toByteArray()), entry.getName()); baos.close(); } } catch ( final IOException e ) { Log.logException(e); } finally { moved = infile.renameTo(outfile); } return moved; } else { try { InputStream is = new BufferedInputStream(new FileInputStream(infile)); if ( s.endsWith(".gz") ) { is = new GZIPInputStream(is); } processSurrogate(is, infile.getName()); } catch ( final IOException e ) { Log.logException(e); } finally { 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 { final OutputStream os = new BufferedOutputStream(new GZIPOutputStream(new FileOutputStream(gzfile))); FileUtils.copy(new BufferedInputStream(new FileInputStream(outfile)), os); os.close(); if ( gzfile.exists() ) { FileUtils.deletedelete(outfile); } } catch ( final FileNotFoundException e ) { Log.logException(e); } catch ( final IOException e ) { Log.logException(e); } } } } return moved; } } public void processSurrogate(final InputStream is, final String name) throws IOException { final SurrogateReader reader = new SurrogateReader(is, 100); final Thread readerThread = new Thread(reader, name); readerThread.start(); DCEntry surrogate; Response response; while ( (surrogate = reader.take()) != DCEntry.poison ) { // check if url is in accepted domain assert surrogate != null; assert this.crawlStacker != null; final String urlRejectReason = this.crawlStacker.urlInAcceptedDomain(surrogate.getIdentifier(true)); if ( urlRejectReason != null ) { this.log.logWarning("Rejected URL '" + surrogate.getIdentifier(true) + "': " + urlRejectReason); continue; } // create a queue entry final Document document = surrogate.document(); final Request request = new Request( ASCII.getBytes(this.peers.mySeed().hash), surrogate.getIdentifier(true), null, "", surrogate.getDate(), this.crawler.defaultSurrogateProfile.handle(), 0, 0, 0, 0); response = new Response(request, null, null, "200", this.crawler.defaultSurrogateProfile); final indexingQueueEntry queueEntry = new indexingQueueEntry(Segments.Process.SURROGATES, response, new Document[] { document }, null); // place the queue entry into the concurrent process of the condenser (document analysis) try { this.indexingCondensementProcessor.enQueue(queueEntry); } catch ( final InterruptedException e ) { Log.logException(e); break; } } } 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") ) { 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 = onlineCaution(); if ( cautionCause != null ) { if ( this.log.isFine() ) { this.log.logFine("deQueue: online caution for " + cautionCause + ", omitting resource stack processing"); } return false; } try { // check surrogates final String[] surrogatelist = this.surrogatesInPath.list(); if ( surrogatelist.length > 0 ) { // look if the is any xml inside for ( final String surrogate : surrogatelist ) { // check for interruption checkInterruption(); if ( surrogate.endsWith(".xml") || surrogate.endsWith(".xml.gz") || surrogate.endsWith(".xml.zip") ) { // read the surrogate file and store entry in index if ( processSurrogate(surrogate) ) { return true; } } } } } catch ( final InterruptedException e ) { return false; } return false; } public static class indexingQueueEntry extends WorkflowJob { public Segments.Process process; public Response queueEntry; public Document[] documents; public Condenser[] condenser; public indexingQueueEntry( final Segments.Process process, final Response queueEntry, final Document[] documents, final Condenser[] condenser) { super(); this.process = process; this.queueEntry = queueEntry; this.documents = documents; this.condenser = condenser; } } public int cleanupJobSize() { int c = 0; if ( (this.crawlQueues.delegatedURL.stackSize() > 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() { try { // clear caches if necessary if ( !MemoryControl.request(8000000L, false) ) { for ( final Segment indexSegment : this.indexSegments ) { indexSegment.urlMetadata().clearCache(); } SearchEventCache.cleanupEvents(true); this.trail.clear(); } // set a random password if no password is configured if ( getConfigBool("adminAccountForLocalhost", false) && getConfig(SwitchboardConstants.ADMIN_ACCOUNT_B64MD5, "").length() == 0 ) { // make a 'random' password setConfig(SwitchboardConstants.ADMIN_ACCOUNT_B64MD5, "0000" + this.genRandomPassword()); setConfig("adminAccount", ""); } // refresh recrawl dates try { CrawlProfile selentry; for ( final byte[] handle : this.crawler.getActive() ) { selentry = this.crawler.getActive(handle); assert selentry.handle() != null : "profile.name = " + selentry.name(); if ( selentry.handle() == null ) { this.crawler.removeActive(handle); continue; } boolean insert = false; if ( selentry.name().equals(CrawlSwitchboard.CRAWL_PROFILE_PROXY) ) { selentry.put(CrawlProfile.RECRAWL_IF_OLDER, Long.toString(CrawlProfile .getRecrawlDate(CrawlSwitchboard.CRAWL_PROFILE_PROXY_RECRAWL_CYCLE))); insert = true; } if ( selentry.name().equals(CrawlSwitchboard.CRAWL_PROFILE_SNIPPET_LOCAL_TEXT) ) { selentry .put( CrawlProfile.RECRAWL_IF_OLDER, Long.toString(CrawlProfile .getRecrawlDate(CrawlSwitchboard.CRAWL_PROFILE_SNIPPET_LOCAL_TEXT_RECRAWL_CYCLE))); insert = true; } if ( selentry.name().equals(CrawlSwitchboard.CRAWL_PROFILE_SNIPPET_GLOBAL_TEXT) ) { selentry .put( CrawlProfile.RECRAWL_IF_OLDER, Long.toString(CrawlProfile .getRecrawlDate(CrawlSwitchboard.CRAWL_PROFILE_SNIPPET_GLOBAL_TEXT_RECRAWL_CYCLE))); insert = true; } if ( selentry.name().equals(CrawlSwitchboard.CRAWL_PROFILE_SNIPPET_LOCAL_MEDIA) ) { selentry .put( CrawlProfile.RECRAWL_IF_OLDER, Long.toString(CrawlProfile .getRecrawlDate(CrawlSwitchboard.CRAWL_PROFILE_SNIPPET_LOCAL_MEDIA_RECRAWL_CYCLE))); insert = true; } if ( selentry.name().equals(CrawlSwitchboard.CRAWL_PROFILE_SNIPPET_GLOBAL_MEDIA) ) { selentry .put( CrawlProfile.RECRAWL_IF_OLDER, Long.toString(CrawlProfile .getRecrawlDate(CrawlSwitchboard.CRAWL_PROFILE_SNIPPET_GLOBAL_MEDIA_RECRAWL_CYCLE))); insert = true; } if ( selentry.name().equals(CrawlSwitchboard.CRAWL_PROFILE_SURROGATE) ) { selentry.put(CrawlProfile.RECRAWL_IF_OLDER, Long.toString(CrawlProfile .getRecrawlDate(CrawlSwitchboard.CRAWL_PROFILE_SURROGATE_RECRAWL_CYCLE))); insert = true; } if ( insert ) { this.crawler.putActive(UTF8.getBytes(selentry.handle()), selentry); } } } catch ( final Exception e ) { Log.logException(e); } // execute scheduled API actions Tables.Row row; final List pks = new ArrayList(); final Date now = new Date(); try { final Iterator plainIterator = this.tables.iterator(WorkTables.TABLE_API_NAME); final Iterator mapIterator = this.tables .orderBy(plainIterator, -1, WorkTables.TABLE_API_COL_DATE_RECORDING) .iterator(); while ( mapIterator.hasNext() ) { row = mapIterator.next(); if ( row == null ) { continue; } final Date date_next_exec = row.get(WorkTables.TABLE_API_COL_DATE_NEXT_EXEC, (Date) null); if ( date_next_exec == null ) { continue; } if ( date_next_exec.after(now) ) { continue; } pks.add(UTF8.String(row.getPK())); } } catch ( final IOException e ) { Log.logException(e); } for ( final String pk : pks ) { try { row = this.tables.select(WorkTables.TABLE_API_NAME, UTF8.getBytes(pk)); WorkTables.calculateAPIScheduler(row, true); // calculate next update time this.tables.update(WorkTables.TABLE_API_NAME, row); } catch ( final IOException e ) { Log.logException(e); continue; } catch ( final RowSpaceExceededException e ) { Log.logException(e); continue; } } final Map callResult = this.tables.execAPICalls( "localhost", (int) getConfigLong("port", 8090), getConfig(SwitchboardConstants.ADMIN_ACCOUNT_B64MD5, ""), pks); for ( final Map.Entry call : callResult.entrySet() ) { this.log.logInfo("Scheduler executed api call, response " + call.getValue() + ": " + call.getKey()); } // close unused connections ConnectionInfo.cleanUp(); // clean up delegated stack checkInterruption(); if ( (this.crawlQueues.delegatedURL.stackSize() > 1000) ) { if ( this.log.isFine() ) { this.log.logFine("Cleaning Delegated-URLs report stack, " + this.crawlQueues.delegatedURL.stackSize() + " entries on stack"); } this.crawlQueues.delegatedURL.clearStack(); } // clean up error stack checkInterruption(); if ( (this.crawlQueues.errorURL.stackSize() > 1000) ) { if ( this.log.isFine() ) { this.log.logFine("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() ) { checkInterruption(); if ( ResultURLs.getStackSize(origin) > 1000 ) { if ( this.log.isFine() ) { this.log.logFine("Cleaning Loaded-URLs report stack, " + ResultURLs.getStackSize(origin) + " entries on stack " + origin.getCode()); } ResultURLs.clearStack(origin); } } // clean up image stack ResultImages.clearQueues(); // clean up profiles checkInterruption(); cleanProfiles(); // clean up news checkInterruption(); try { if ( this.log.isFine() ) { this.log.logFine("Cleaning Incoming News, " + this.peers.newsPool.size(NewsPool.INCOMING_DB) + " entries on stack"); } this.peers.newsPool.automaticProcess(this.peers); } catch ( final Exception e ) { Log.logException(e); } if ( getConfigBool("cleanup.deletionProcessedNews", true) ) { this.peers.newsPool.clear(NewsPool.PROCESSED_DB); } if ( getConfigBool("cleanup.deletionPublishedNews", true) ) { this.peers.newsPool.clear(NewsPool.PUBLISHED_DB); } // clean up seed-dbs if ( getConfigBool("routing.deleteOldSeeds.permission", true) ) { final long deleteOldSeedsTime = getConfigLong("routing.deleteOldSeeds.time", 7) * 24 * 3600000; Iterator e = this.peers.seedsSortedDisconnected(true, Seed.LASTSEEN); Seed seed = null; final List deleteQueue = new ArrayList(); 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); 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.logInfo("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 .logInfo("AUTO-UPDATE: omitting update because this is a development environment"); } else if ( (downloaded == null) || (!downloaded.exists()) || (downloaded.length() == 0) ) { this.log .logInfo("AUTO-UPDATE: omitting update because download failed (file cannot be found, is too small or signature is bad)"); } else { yacyRelease.deployRelease(downloaded); terminate(10, "auto-update to install " + downloaded.getName()); this.log.logInfo("AUTO-UPDATE: deploy and restart initiated"); } } // initiate broadcast about peer startup to spread supporter url if ( !isRobinsonMode() && this.peers.newsPool.size(NewsPool.OUTGOING_DB) == 0 ) { // read profile final Properties profile = new Properties(); FileInputStream fileIn = null; try { fileIn = new FileInputStream(new File("DATA/SETTINGS/profile.txt")); profile.load(fileIn); } catch ( final IOException e ) { } finally { if ( fileIn != null ) { try { fileIn.close(); } catch ( final Exception e ) { } } } 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(getConfig("cluster.peers.yacydomain", "")); // check if we are reachable and try to map port again if not (e.g. when router rebooted) if ( getConfigBool(SwitchboardConstants.UPNP_ENABLED, false) && sb.peers.mySeed().isJunior() ) { UPnP.addPortMapping(); } // after all clean up is done, check the resource usage this.observer.resourceObserverJob(); // cleanup cached search failures if ( getConfigBool(SwitchboardConstants.NETWORK_SEARCHVERIFY, false) && this.peers.mySeed().getFlagAcceptRemoteIndex() ) { this.tables.cleanFailURLS(getConfigLong("cleanup.failedSearchURLtimeout", -1)); } return true; } catch ( final InterruptedException e ) { this.log.logInfo("cleanupJob: Shutdown detected"); return false; } } /** * With this function the crawling process can be paused * * @param jobType */ public void pauseCrawlJob(final String jobType) { final Object[] status = this.crawlJobsStatus.get(jobType); synchronized ( status[SwitchboardConstants.CRAWLJOB_SYNC] ) { status[SwitchboardConstants.CRAWLJOB_STATUS] = Boolean.TRUE; } setConfig(jobType + "_isPaused", "true"); } /** * 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(); } } 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(); } } public indexingQueueEntry parseDocument(final indexingQueueEntry in) { in.queueEntry.updateStatus(Response.QUEUE_STATE_PARSING); // debug if ( this.log.isFinest() ) { this.log.logFinest("PARSE " + in.queueEntry); } Document[] documents = null; try { documents = parseDocument(in.queueEntry); } catch ( final InterruptedException e ) { documents = null; } catch ( final Exception e ) { documents = null; } if ( documents == null ) { return null; } return new indexingQueueEntry(in.process, in.queueEntry, documents, null); } private Document[] parseDocument(final Response response) throws InterruptedException { Document[] documents = null; final EventOrigin processCase = response.processCase(this.peers.mySeed().hash); if ( this.log.isFine() ) { this.log.logFine("processResourceStack processCase=" + processCase + ", depth=" + response.depth() + ", maxDepth=" + ((response.profile() == null) ? "null" : Integer.toString(response.profile().depth())) + ", must-match=" + ((response.profile() == null) ? "null" : response .profile() .urlMustMatchPattern() .toString()) + ", must-not-match=" + ((response.profile() == null) ? "null" : response .profile() .urlMustNotMatchPattern() .toString()) + ", initiatorHash=" + ((response.initiator() == null) ? "null" : ASCII.String(response.initiator())) + //", responseHeader=" + ((entry.responseHeader() == null) ? "null" : entry.responseHeader().toString()) + ", 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.logWarning("the resource '" + response.url() + "' is missing in the cache."); addURLtoErrorDB( response.url(), response.referrerHash(), response.initiator(), response.name(), FailCategory.FINAL_LOAD_CONTEXT, "missing in cache"); return null; } } assert response.getContent() != null; try { // parse the document documents = TextParser.parseSource( response.url(), response.getMimeType(), response.getCharacterEncoding(), response.getContent()); if ( documents == null ) { throw new Parser.Failure("Parser returned null.", response.url()); } } catch ( final Parser.Failure e ) { this.log.logWarning("Unable to parse the resource '" + response.url() + "'. " + e.getMessage()); addURLtoErrorDB( response.url(), response.referrerHash(), response.initiator(), response.name(), FailCategory.FINAL_PROCESS_CONTEXT, e.getMessage()); return null; } final long parsingEndTime = System.currentTimeMillis(); // put anchors on crawl stack final long stackStartTime = System.currentTimeMillis(); if ( ((processCase == EventOrigin.PROXY_LOAD) || (processCase == EventOrigin.LOCAL_CRAWLING)) && ((response.profile() == null) || (response.depth() < response.profile().depth())) ) { // get the hyperlinks final Map hl = Document.getHyperlinks(documents); // add all media links also to the crawl stack. They will be re-sorted to the NOLOAD queue and indexed afterwards as pure links if (response.profile().directDocByURL()) { hl.putAll(Document.getImagelinks(documents)); hl.putAll(Document.getApplinks(documents)); hl.putAll(Document.getVideolinks(documents)); hl.putAll(Document.getAudiolinks(documents)); } // insert those hyperlinks to the crawler MultiProtocolURI nextUrl; for ( final Map.Entry nextEntry : hl.entrySet() ) { // check for interruption checkInterruption(); // process the next hyperlink nextUrl = nextEntry.getKey(); final String u = nextUrl.toNormalform(true, true, false, true); if ( !(u.startsWith("http://") || u.startsWith("https://") || u.startsWith("ftp://") || u.startsWith("smb://") || u.startsWith("file://")) ) { continue; } // enqueue the hyperlink into the pre-notice-url db try { this.crawlStacker.enqueueEntry(new Request( response.initiator(), new DigestURI(u), response.url().hash(), nextEntry.getValue(), new Date(), response.profile().handle(), response.depth() + 1, 0, 0, response.size() < 0 ? 0 : response.size())); } catch ( final MalformedURLException e ) { Log.logException(e); } } final long stackEndTime = System.currentTimeMillis(); if ( this.log.isInfo() ) { this.log.logInfo("CRAWL: ADDED " + hl.size() + " LINKS FROM " + response.url().toNormalform(false, true) + ", STACKING TIME = " + (stackEndTime - stackStartTime) + ", PARSING TIME = " + (parsingEndTime - parsingStartTime)); } } return documents; } public indexingQueueEntry condenseDocument(final indexingQueueEntry in) { in.queueEntry.updateStatus(Response.QUEUE_STATE_CONDENSING); if ( this.indexSegments.segment(Segments.Process.LOCALCRAWLING).getSolr() != null && getConfigBool("federated.service.solr.indexing.enabled", false)/*in.queueEntry.profile().pushSolr()*/) { // send the documents to solr for ( final Document doc : in.documents ) { try { final String id = UTF8.String(new DigestURI(doc.dc_identifier(), null).hash()); final String iquh = UTF8.String(in.queueEntry.url().hash()); if ( !id.equals(iquh) ) { this.log.logWarning("condenseDocument consistency check doc=" + id + ":" + doc.dc_identifier() + ", query=" + iquh + ":" + in.queueEntry.url()); // in case that this happens it appears that the doc id is the right one } try { this.indexSegments .segment(Segments.Process.LOCALCRAWLING) .getSolr() .add(this.solrScheme.yacy2solr(id, in.queueEntry.getResponseHeader(), doc)); } catch ( final IOException e ) { Log.logWarning( "SOLR", "failed to send " + in.queueEntry.url().toNormalform(true, false) + " to solr: " + e.getMessage()); } } catch ( final MalformedURLException e ) { Log.logException(e); continue; } } } // check if we should accept the document for our index if ( !getConfigBool("federated.service.yacy.indexing.enabled", false) ) { if ( this.log.isInfo() ) { this.log.logInfo("Not Condensed Resource '" + in.queueEntry.url().toNormalform(false, true) + "': indexing not wanted by federated rule for YaCy"); } return new indexingQueueEntry(in.process, in.queueEntry, in.documents, null); } if ( !in.queueEntry.profile().indexText() && !in.queueEntry.profile().indexMedia() ) { if ( this.log.isInfo() ) { this.log.logInfo("Not Condensed Resource '" + in.queueEntry.url().toNormalform(false, true) + "': indexing not wanted by crawl profile"); } return new indexingQueueEntry(in.process, in.queueEntry, in.documents, null); } final List doclist = new ArrayList(); // check which files may take part in the indexing process for ( final Document document : in.documents ) { if ( document.indexingDenied() ) { if ( this.log.isInfo() ) { this.log.logInfo("Not Condensed Resource '" + in.queueEntry.url().toNormalform(false, true) + "': denied by document-attached noindexing rule"); } addURLtoErrorDB( in.queueEntry.url(), in.queueEntry.referrerHash(), in.queueEntry.initiator(), in.queueEntry.name(), FailCategory.FINAL_PROCESS_CONTEXT, "denied by document-attached noindexing rule"); continue; } doclist.add(document); } if ( doclist.isEmpty() ) { return new indexingQueueEntry(in.process, in.queueEntry, in.documents, null); } in.documents = doclist.toArray(new Document[doclist.size()]); final Condenser[] condenser = new Condenser[in.documents.length]; if ( this.log.isFine() ) { this.log.logFine("Condensing for '" + in.queueEntry.url().toNormalform(false, true) + "'"); } for ( int i = 0; i < in.documents.length; i++ ) { condenser[i] = new Condenser(in.documents[i], in.queueEntry.profile().indexText(), in.queueEntry .profile() .indexMedia(), LibraryProvider.dymLib); // 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 final CrawlProfile profile = in.queueEntry.profile(); ResultImages.registerImages(in.queueEntry.url(), in.documents[i], (profile == null) ? true : !profile.remoteIndexing()); } return new indexingQueueEntry(in.process, in.queueEntry, in.documents, condenser); } public indexingQueueEntry webStructureAnalysis(final indexingQueueEntry in) { in.queueEntry.updateStatus(Response.QUEUE_STATE_STRUCTUREANALYSIS); for ( int i = 0; i < in.documents.length; i++ ) { 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(), in.documents[i], (in.condenser == null) ? null : in.condenser[i]); // [outlinksSame, outlinksOther] } return in; } 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++ ) { storeDocumentIndex( in.process, in.queueEntry, in.documents[i], in.condenser[i], null, "crawler/indexing queue"); } } in.queueEntry.updateStatus(Response.QUEUE_STATE_FINISHED); } private void storeDocumentIndex( final Segments.Process process, final Response queueEntry, 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 DigestURI url = new DigestURI(document.dc_source()); final DigestURI referrerURL = queueEntry.referrerURL(); EventOrigin processCase = queueEntry.processCase(this.peers.mySeed().hash); if ( process == Segments.Process.SURROGATES ) { processCase = EventOrigin.SURROGATES; } if ( condenser == null || document.indexingDenied() ) { //if (this.log.isInfo()) log.logInfo("Not Indexed Resource '" + queueEntry.url().toNormalform(false, true) + "': denied by rule in document, process case=" + processCase); addURLtoErrorDB( url, (referrerURL == null) ? null : referrerURL.hash(), queueEntry.initiator(), dc_title, FailCategory.FINAL_PROCESS_CONTEXT, "denied by rule in document, process case=" + processCase); return; } if ( !queueEntry.profile().indexText() && !queueEntry.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()); addURLtoErrorDB( url, (referrerURL == null) ? null : referrerURL.hash(), queueEntry.initiator(), dc_title, FailCategory.FINAL_LOAD_CONTEXT, "denied by profile rule, process case=" + processCase + ", profile name = " + queueEntry.profile().name()); return; } // remove stopwords this.log.logInfo("Excluded " + condenser.excludeWords(stopwords) + " words in URL " + url); // STORE WORD INDEX URIMetadataRow newEntry = null; try { newEntry = this.indexSegments.segment(process).storeDocument( url, referrerURL, queueEntry.lastModified(), new Date(), queueEntry.size(), document, condenser, searchEvent, sourceName); 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().toNormalform( true, false))); } catch ( final IOException e ) { //if (this.log.isFine()) log.logFine("Not Indexed Resource '" + queueEntry.url().toNormalform(false, true) + "': process case=" + processCase); addURLtoErrorDB( url, (referrerURL == null) ? null : referrerURL.hash(), queueEntry.initiator(), dc_title, FailCategory.FINAL_LOAD_CONTEXT, "error storing url: " + url.toNormalform(false, true) + "': process case=" + processCase + ", error = " + e.getMessage()); return; } // 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, false))); rssRow.put("title", UTF8.getBytes(rssEntry.getValue())); rssRow.put("recording_date", new Date()); try { this.tables.update("rss", new DigestURI(rssEntry.getKey()).hash(), rssRow); } catch ( final IOException e ) { Log.logException(e); } } // update url result list statistics ResultURLs.stack(newEntry, // loaded url db entry queueEntry.initiator(), // initiator peer hash UTF8.getBytes(this.peers.mySeed().hash), // executor peer hash processCase // process case ); // increment number of indexed urls this.indexedPages++; // update profiling info if ( System.currentTimeMillis() - lastPPMUpdate > 20000 ) { // we don't want to do this too often updateMySeed(); EventTracker.update(EventTracker.EClass.PPM, Long.valueOf(currentPPM()), true); lastPPMUpdate = System.currentTimeMillis(); } EventTracker.update(EventTracker.EClass.INDEX, url.toNormalform(true, false), 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.get(ASCII.String(queueEntry.initiator())); if ( initiatorPeer != null ) { if ( this.clusterhashes != null ) { initiatorPeer.setAlternativeAddress(this.clusterhashes.get(queueEntry.initiator())); } // start a thread for receipt sending to avoid a blocking here new Thread(new receiptSending(initiatorPeer, newEntry), "sending receipt to " + ASCII.String(queueEntry.initiator())).start(); } } } public final void addAllToIndex( final DigestURI url, final Map links, final SearchEvent searchEvent, final String heuristicName) { // add the landing page to the index. should not load that again since it should be in the cache if ( url != null ) { try { addToIndex(url, searchEvent, heuristicName); } catch ( final IOException e ) { } catch ( final Parser.Failure e ) { } } // check if some of the links match with the query final Map matcher = searchEvent.getQuery().separateMatches(links); // take the matcher and load them all for ( final Map.Entry entry : matcher.entrySet() ) { try { addToIndex(new DigestURI(entry.getKey(), (byte[]) null), searchEvent, heuristicName); } catch ( final IOException e ) { } catch ( final Parser.Failure e ) { } } // take then the no-matcher and load them also for ( final Map.Entry entry : links.entrySet() ) { try { addToIndex(new DigestURI(entry.getKey(), (byte[]) null), searchEvent, heuristicName); } catch ( final IOException e ) { } catch ( final Parser.Failure e ) { } } } /** * load the content of a URL, parse the content and add the content to the index This process is started * concurrently. The method returns immediately after the call. * * @param url the url 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 DigestURI url, final SearchEvent searchEvent, final String heuristicName) throws IOException, Parser.Failure { final Segments.Process process = Segments.Process.LOCALCRAWLING; if ( searchEvent != null ) { searchEvent.addHeuristic(url.hash(), heuristicName, true); } if ( this.indexSegments.segment(process).exists(url.hash()) ) { return; // don't do double-work } final Request request = this.loader.request(url, true, true); final CrawlProfile profile = sb.crawler.getActive(ASCII.getBytes(request.profileHandle())); final String acceptedError = this.crawlStacker.checkAcceptance(url, profile, 0); if ( acceptedError != null ) { this.log.logWarning("addToIndex: cannot load " + url.toNormalform(false, false) + ": " + acceptedError); return; } new Thread() { @Override public void run() { try { final Response response = Switchboard.this.loader.load(request, CacheStrategy.IFFRESH, true); 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 ) { if ( document.indexingDenied() ) { throw new Parser.Failure("indexing is denied", url); } final Condenser condenser = new Condenser(document, true, true, LibraryProvider.dymLib); ResultImages.registerImages(url, document, true); Switchboard.this.webStructure.generateCitationReference(url, document, condenser); storeDocumentIndex( process, response, document, condenser, searchEvent, "heuristic:" + heuristicName); Switchboard.this.log.logInfo("addToIndex fill of url " + url.toNormalform(true, true) + " finished"); } } } catch ( final IOException e ) { Switchboard.this.log.logWarning("addToIndex: failed loading " + url.toNormalform(false, false) + ": " + e.getMessage()); } catch ( final Parser.Failure e ) { Switchboard.this.log.logWarning("addToIndex: failed parsing " + url.toNormalform(false, false) + ": " + e.getMessage()); } } }.start(); } public class receiptSending implements Runnable { private final Seed initiatorPeer; private final URIMetadataRow reference; public receiptSending(final Seed initiatorPeer, final URIMetadataRow reference) { this.initiatorPeer = initiatorPeer; this.reference = reference; } public void run() { final long t = System.currentTimeMillis(); final Map response = Protocol.crawlReceipt( Switchboard.this.peers.mySeed(), this.initiatorPeer, "crawl", "fill", "indexed", this.reference, ""); if ( response == null ) { Switchboard.this.log.logInfo("Sending crawl receipt for '" + this.reference.url().toNormalform(false, true) + "' to " + this.initiatorPeer.getName() + " FAILED, send time = " + (System.currentTimeMillis() - t)); return; } final String delay = response.get("delay"); Switchboard.this.log.logInfo("Sending crawl receipt for '" + this.reference.url().toNormalform(false, true) + "' to " + this.initiatorPeer.getName() + " success, delay = " + delay + ", send time = " + (System.currentTimeMillis() - t)); } } public boolean accessFromLocalhost(final RequestHeader requestHeader) { // authorization for localhost, only if flag is set to grant localhost access as admin final String clientIP = requestHeader.get(HeaderFramework.CONNECTION_PROP_CLIENTIP, ""); if ( !Domains.isLocalhost(clientIP) ) { return false; } final String refererHost = requestHeader.refererHost(); return refererHost == null || refererHost.length() == 0 || Domains.isLocalhost(refererHost); } /** * 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: - a password is not configured: auth-level 2 - * access from localhost is granted and access comes from localhost: auth-level 3 - a password is * configured and access comes from localhost and the realm-value of a http-authentify String is equal to * the stored base64MD5: auth-level 3 - a password is configured and access comes with matching * http-authentify: auth-level 4 * * @param requestHeader * @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 in case that there is no account stored final String adminAccountBase64MD5 = getConfig(SwitchboardConstants.ADMIN_ACCOUNT_B64MD5, ""); if ( adminAccountBase64MD5.length() == 0 ) { return 2; // no password stored; this should not happen for older peers } // authorization for localhost, only if flag is set to grant localhost access as admin final boolean accessFromLocalhost = accessFromLocalhost(requestHeader); if ( getConfigBool("adminAccountForLocalhost", false) && accessFromLocalhost ) { return 3; // soft-authenticated for localhost } // get the authorization string from the header final String realmProp = (requestHeader.get(RequestHeader.AUTHORIZATION, "xxxxxx")).trim(); final String realmValue = realmProp.substring(6); // security check against too long authorization strings if ( realmValue.length() > 256 ) { return 0; } // authorization by encoded password, only for localhost access if ( accessFromLocalhost && (adminAccountBase64MD5.equals(realmValue)) ) { return 3; // soft-authenticated for localhost } // authorization by hit in userDB if ( this.userDB.hasAdminRight(realmProp, requestHeader.getHeaderCookies()) ) { return 4; //return, because 4=max } // authorization with admin keyword in configuration if ( realmValue == null || realmValue.length() == 0 ) { return 1; } if ( adminAccountBase64MD5.equals(Digest.encodeMD5Hex(realmValue)) ) { return 4; // hard-authenticated, all ok } return 1; } public boolean verifyAuthentication(final RequestHeader header) { // handle access rights switch ( 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 void setPerformance(final int wantedPPM) { int wPPM = wantedPPM; // we consider 3 cases here // wantedPPM <= 10: low performance // 10 < wantedPPM < 30000: custom performance // 30000 <= wantedPPM : maximum performance if ( wPPM <= 0 ) { wPPM = 1; } if ( wPPM >= 30000 ) { wPPM = 30000; } final int newBusySleep = 60000 / wPPM; // for wantedPPM = 10: 6000; for wantedPPM = 1000: 60 BusyThread thread; thread = getThread(SwitchboardConstants.INDEX_DIST); if ( thread != null ) { setConfig( SwitchboardConstants.INDEX_DIST_BUSYSLEEP, thread.setBusySleep(Math.max(2000, thread.setBusySleep(newBusySleep * 2)))); thread.setIdleSleep(30000); } thread = getThread(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL); if ( thread != null ) { setConfig(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL_BUSYSLEEP, thread.setBusySleep(newBusySleep)); thread.setIdleSleep(2000); } } public static int accessFrequency(final Map> tracker, final String host) { // returns the access frequency in queries per hour for a given host and a specific tracker final long timeInterval = 1000 * 60 * 60; final SortedSet accessSet = tracker.get(host); if ( accessSet == null ) { return 0; } return accessSet.tailSet(Long.valueOf(System.currentTimeMillis() - timeInterval)).size(); } public String dhtShallTransfer(final String segment) { final String cautionCause = 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 ( !getConfigBool("network.unit.dht", true) ) { return "no DHT distribution: disabled by network.unit.dht"; } if ( getConfig(SwitchboardConstants.INDEX_DIST_ALLOW, "false").equalsIgnoreCase("false") ) { return "no DHT distribution: not enabled (per setting)"; } final Segment indexSegment = this.indexSegments.segment(segment); if ( indexSegment.urlMetadata().size() < 10 ) { return "no DHT distribution: loadedURL.size() = " + indexSegment.urlMetadata().size(); } if ( indexSegment.termIndex().sizesMax() < 100 ) { return "no DHT distribution: not enough words - wordIndex.size() = " + indexSegment.termIndex().sizesMax(); } if ( (getConfig(SwitchboardConstants.INDEX_DIST_ALLOW_WHILE_CRAWLING, "false") .equalsIgnoreCase("false")) && (this.crawlQueues.noticeURL.notEmptyLocal()) ) { return "no DHT distribution: crawl in progress: noticeURL.stackSize() = " + this.crawlQueues.noticeURL.size() + ", sbQueue.size() = " + getIndexingProcessorsQueueSize(); } if ( (getConfig(SwitchboardConstants.INDEX_DIST_ALLOW_WHILE_INDEXING, "false") .equalsIgnoreCase("false")) && (getIndexingProcessorsQueueSize() > 1) ) { return "no DHT distribution: indexing in progress: noticeURL.stackSize() = " + this.crawlQueues.noticeURL.size() + ", sbQueue.size() = " + getIndexingProcessorsQueueSize(); } return null; // this means; yes, please do dht transfer } public boolean dhtTransferJob() { return dhtTransferJob(getConfig(SwitchboardConstants.SEGMENT_DHTOUT, "default")); } public boolean dhtTransferJob(final String segment) { if ( this.dhtDispatcher == null ) { return false; } final String rejectReason = dhtShallTransfer(segment); if ( rejectReason != null ) { if ( this.log.isFine() ) { this.log.logFine(rejectReason); } return false; } boolean hasDoneSomething = false; final long kbytesUp = ConnectionInfo.getActiveUpbytes() / 1024; // accumulate RWIs to transmission cloud if ( this.dhtDispatcher.cloudSize() > this.peers.scheme.verticalPartitions() * 2 ) { this.log.logInfo("dhtTransferJob: no selection, too many entries in transmission cloud: " + this.dhtDispatcher.cloudSize()); } else if ( MemoryControl.available() < 1024 * 1024 * 25 ) { this.log.logInfo("dhtTransferJob: no selection, too less memory available : " + (MemoryControl.available() / 1024 / 1024) + " MB"); } else if ( ConnectionInfo.getLoadPercent() > 50 ) { this.log.logInfo("dhtTransferJob: too many connections in httpc pool : " + ConnectionInfo.getCount()); // close unused connections // Client.cleanup(); } else if ( kbytesUp > 128 ) { this.log.logInfo("dhtTransferJob: too much upload(1), currently uploading: " + kbytesUp + " Kb"); } else { byte[] startHash = null, limitHash = null; int tries = 10; while ( tries-- > 0 ) { startHash = PeerSelection.selectTransferStart(); assert startHash != null; limitHash = PeerSelection.limitOver(this.peers, startHash); if ( limitHash != null ) { break; } } if ( limitHash == null || startHash == null ) { this.log.logInfo("dhtTransferJob: approaching full DHT dispersion."); return false; } this.log.logInfo("dhtTransferJob: selected " + ASCII.String(startHash) + " as start hash"); this.log.logInfo("dhtTransferJob: selected " + ASCII.String(limitHash) + " as limit hash"); final boolean enqueued = this.dhtDispatcher.selectContainersEnqueueToCloud( startHash, limitHash, dhtMaxContainerCount, this.dhtMaxReferenceCount, 5000); hasDoneSomething = hasDoneSomething | enqueued; this.log.logInfo("dhtTransferJob: result from enqueueing: " + ((enqueued) ? "true" : "false")); } // check if we can deliver entries to other peers if ( this.dhtDispatcher.transmissionSize() >= 10 ) { this.log .logInfo("dhtTransferJob: no dequeueing from cloud to transmission: too many concurrent sessions: " + this.dhtDispatcher.transmissionSize()); } else if ( ConnectionInfo.getLoadPercent() > 75 ) { this.log.logInfo("dhtTransferJob: too many connections in httpc pool : " + ConnectionInfo.getCount()); // close unused connections // Client.cleanup(); } else if ( kbytesUp > 256 ) { this.log.logInfo("dhtTransferJob: too much upload(2), currently uploading: " + kbytesUp + " Kb"); } else { final boolean dequeued = this.dhtDispatcher.dequeueContainer(); hasDoneSomething = hasDoneSomething | dequeued; this.log.logInfo("dhtTransferJob: result from dequeueing: " + ((dequeued) ? "true" : "false")); } return hasDoneSomething; } private void addURLtoErrorDB( final DigestURI url, final byte[] referrerHash, final byte[] initiator, final String name, final FailCategory failCategory, final String failreason) { // assert initiator != null; // null == proxy // create a new errorURL DB entry final Request bentry = new Request( initiator, url, referrerHash, (name == null) ? "" : name, new Date(), null, 0, 0, 0, 0); this.crawlQueues.errorURL.push(bentry, initiator, new Date(), 0, failCategory, failreason, -1); } public final void heuristicSite(final SearchEvent searchEvent, final String host) { new Thread() { @Override public void run() { String r = host; if ( r.indexOf("//", 0) < 0 ) { r = "http://" + r; } // get the links for a specific site DigestURI url; try { url = new DigestURI(r); } catch ( final MalformedURLException e ) { Log.logException(e); return; } final Map links; searchEvent.getRankingResult().oneFeederStarted(); try { links = Switchboard.this.loader.loadLinks(url, CacheStrategy.NOCACHE); 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 addAllToIndex(url, links, searchEvent, "site"); } } catch ( final Throwable e ) { Log.logException(e); } finally { searchEvent.getRankingResult().oneFeederTerminated(); } } }.start(); } public final void heuristicScroogle(final SearchEvent searchEvent) { new Thread() { @Override public void run() { QueryParams query = searchEvent.getQuery(); String queryString = query.queryString(true); final int meta = queryString.indexOf("heuristic:", 0); if ( meta >= 0 ) { final int q = queryString.indexOf(' ', meta); queryString = (q >= 0) ? queryString.substring(0, meta) + queryString.substring(q + 1) : queryString.substring(0, meta); } final String urlString = "http://www.scroogle.org/cgi-bin/nbbw.cgi?Gw=" + queryString.trim().replaceAll(" ", "+") + "&n=2"; final DigestURI url; try { url = new DigestURI(MultiProtocolURI.unescape(urlString)); } catch ( final MalformedURLException e1 ) { Log.logWarning("heuristicScroogle", "url not well-formed: '" + urlString + "'"); return; } Map links = null; searchEvent.getRankingResult().oneFeederStarted(); try { links = Switchboard.this.loader.loadLinks(url, CacheStrategy.NOCACHE); if ( links != null ) { final Iterator i = links.keySet().iterator(); while ( i.hasNext() ) { if ( i.next().toNormalform(false, false).indexOf("scroogle", 0) >= 0 ) { i.remove(); } } Switchboard.this.log.logInfo("Heuristic: adding " + links.size() + " links from scroogle"); // add all pages to the index addAllToIndex(null, links, searchEvent, "scroogle"); } } catch ( final Throwable e ) { //Log.logException(e); } finally { searchEvent.getRankingResult().oneFeederTerminated(); } } }.start(); } // blekko pattern: http://blekko.com/ws/$+/rss public final void heuristicRSS( final String urlpattern, final SearchEvent searchEvent, final String feedName) { final int p = urlpattern.indexOf('$'); if ( p < 0 ) { return; } new Thread() { @Override public void run() { QueryParams query = searchEvent.getQuery(); String queryString = query.queryString(true); final int meta = queryString.indexOf("heuristic:", 0); if ( meta >= 0 ) { final int q = queryString.indexOf(' ', meta); if ( q >= 0 ) { queryString = queryString.substring(0, meta) + queryString.substring(q + 1); } else { queryString = queryString.substring(0, meta); } } final String urlString = urlpattern.substring(0, p) + queryString.trim().replaceAll(" ", "+") + urlpattern.substring(p + 1); final DigestURI url; try { url = new DigestURI(MultiProtocolURI.unescape(urlString)); } catch ( final MalformedURLException e1 ) { Log.logWarning("heuristicRSS", "url not well-formed: '" + urlString + "'"); return; } // if we have an url then try to load the rss RSSReader rss = null; searchEvent.getRankingResult().oneFeederStarted(); try { final Response response = sb.loader.load(sb.loader.request(url, true, false), CacheStrategy.NOCACHE, true); final byte[] resource = (response == null) ? null : response.getContent(); //System.out.println("BLEKKO: " + UTF8.String(resource)); rss = resource == null ? null : RSSReader.parse(RSSFeed.DEFAULT_MAXSIZE, resource); if ( rss != null ) { final Map links = new TreeMap(); MultiProtocolURI uri; for ( final RSSMessage message : rss.getFeed() ) { try { uri = new MultiProtocolURI(message.getLink()); links.put(uri, message.getTitle()); } catch ( final MalformedURLException e ) { } } Log.logInfo("heuristicRSS", "Heuristic: adding " + links.size() + " links from '" + feedName + "' rss feed"); // add all pages to the index addAllToIndex(null, links, searchEvent, feedName); } } catch ( final Throwable e ) { //Log.logException(e); } finally { searchEvent.getRankingResult().oneFeederTerminated(); } } }.start(); } public int currentPPM() { return EventTracker.countEvents(EventTracker.EClass.INDEX, 20000) * 3; } public float averageQPM() { final long uptime = (System.currentTimeMillis() - serverCore.startupTime) / 1000; return (this.searchQueriesRobinsonFromRemote + this.searchQueriesGlobal) * 60f / Math.max(uptime, 1f); } public float averageQPMGlobal() { final long uptime = (System.currentTimeMillis() - serverCore.startupTime) / 1000; return (this.searchQueriesGlobal) * 60f / Math.max(uptime, 1f); } public float averageQPMPrivateLocal() { final long uptime = (System.currentTimeMillis() - serverCore.startupTime) / 1000; return (this.searchQueriesRobinsonFromLocal) * 60f / Math.max(uptime, 1f); } public float averageQPMPublicLocal() { final long uptime = (System.currentTimeMillis() - serverCore.startupTime) / 1000; return (this.searchQueriesRobinsonFromRemote) * 60f / Math.max(uptime, 1f); } public void updateMySeed() { this.peers.mySeed().put(Seed.PORT, Integer.toString(serverCore.getPortNr(getConfig("port", "8090")))); //the speed of indexing (pages/minute) of the peer final long uptime = (System.currentTimeMillis() - serverCore.startupTime) / 1000; this.peers.mySeed().put(Seed.ISPEED, Integer.toString(currentPPM())); this.peers.mySeed().put(Seed.RSPEED, Float.toString(averageQPM())); this.peers.mySeed().put(Seed.UPTIME, Long.toString(uptime / 60)); // the number of minutes that the peer is up in minutes/day (moving average MA30) this.peers.mySeed().put(Seed.LCOUNT, Long.toString(this.indexSegments.URLCount())); // the number of links that the peer has stored (LURL's) this.peers.mySeed().put(Seed.NCOUNT, Integer.toString(this.crawlQueues.noticeURL.size())); // the number of links that the peer has noticed, but not loaded (NURL's) this.peers.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) this.peers.mySeed().put(Seed.ICOUNT, Long.toString(this.indexSegments.RWICount())); // the minimum number of words that the peer has indexed (as it says) this.peers.mySeed().put(Seed.SCOUNT, Integer.toString(this.peers.sizeConnected())); // the number of seeds that the peer has stored this.peers.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) this.peers.mySeed().put(Seed.VERSION, yacyBuildProperties.getLongVersion()); this.peers.mySeed().setFlagDirectConnect(true); this.peers.mySeed().setLastSeenUTC(); this.peers.mySeed().put(Seed.UTC, GenericFormatter.UTCDiffString()); this.peers.mySeed().setFlagAcceptRemoteCrawl(getConfig("crawlResponse", "").equals("true")); this.peers.mySeed().setFlagAcceptRemoteIndex(getConfig("allowReceiveIndex", "").equals("true")); //mySeed.setFlagAcceptRemoteIndex(true); } public void loadSeedLists() { // uses the superseed to initialize the database with known seeds Seed ys; String seedListFileURL; DigestURI url; Iterator enu; int lc; final int sc = this.peers.sizeConnected(); ResponseHeader header; final RequestHeader reqHeader = new RequestHeader(); reqHeader.put(HeaderFramework.PRAGMA, "no-cache"); reqHeader.put(HeaderFramework.CACHE_CONTROL, "no-cache"); reqHeader.put(HeaderFramework.USER_AGENT, ClientIdentification.getUserAgent()); final HTTPClient client = new HTTPClient(); client.setHeader(reqHeader.entrySet()); client.setTimout((int) getConfigLong("bootstrapLoadTimeout", 20000)); Network.log.logInfo("BOOTSTRAP: " + sc + " seeds known from previous run"); // - use the superseed to further fill up the seedDB int ssc = 0, c = 0; while ( true ) { if ( Thread.currentThread().isInterrupted() ) { break; } seedListFileURL = sb.getConfig("network.unit.bootstrap.seedlist" + c, ""); if ( seedListFileURL.length() == 0 ) { break; } c++; if ( seedListFileURL.startsWith("http://") || seedListFileURL.startsWith("https://") ) { // load the seed list try { url = new DigestURI(seedListFileURL); //final long start = System.currentTimeMillis(); client.HEADResponse(url.toString()); header = new ResponseHeader(client.getHttpResponse().getAllHeaders()); //final long loadtime = System.currentTimeMillis() - start; /*if (header == null) { if (loadtime > getConfigLong("bootstrapLoadTimeout", 6000)) { yacyCore.log.logWarning("BOOTSTRAP: seed-list URL " + seedListFileURL + " not available, time-out after " + loadtime + " milliseconds"); } else { yacyCore.log.logWarning("BOOTSTRAP: seed-list URL " + seedListFileURL + " not available, no content"); } } else*/if ( header.lastModified() == null ) { Network.log.logWarning("BOOTSTRAP: seed-list URL " + seedListFileURL + " not usable, last-modified is missing"); } else if ( (header.age() > 86400000) && (ssc > 0) ) { Network.log.logInfo("BOOTSTRAP: seed-list URL " + seedListFileURL + " too old (" + (header.age() / 86400000) + " days)"); } else { ssc++; final byte[] content = client.GETbytes(url); enu = FileUtils.strings(content); lc = 0; while ( enu.hasNext() ) { try { ys = Seed.genRemoteSeed(enu.next(), null, false, null); if ( (ys != null) && (!this.peers.mySeedIsDefined() || !this.peers.mySeed().hash .equals(ys.hash)) ) { final long lastseen = Math .abs((System.currentTimeMillis() - ys.getLastSeenUTC()) / 1000 / 60); if ( lastseen < 240 ) { if ( this.peers.peerActions.connectPeer(ys, false) ) { lc++; } } } } catch ( final IOException e ) { Network.log.logInfo("BOOTSTRAP: bad seed: " + e.getMessage()); } } Network.log.logInfo("BOOTSTRAP: " + lc + " seeds from seed-list URL " + seedListFileURL + ", AGE=" + (header.age() / 3600000) + "h"); } } catch ( final IOException e ) { // this is when wget fails, commonly because of timeout Network.log.logWarning("BOOTSTRAP: failed (1) to load seeds from seed-list URL " + seedListFileURL + ": " + e.getMessage()); } catch ( final Exception e ) { // this is when wget fails; may be because of missing internet connection Network.log.logSevere("BOOTSTRAP: failed (2) to load seeds from seed-list URL " + seedListFileURL + ": " + e.getMessage(), e); } } } Network.log.logInfo("BOOTSTRAP: " + (this.peers.sizeConnected() - sc) + " new seeds while bootstraping."); } public void initRemoteProxy() { // reading the proxy host name final String host = getConfig("remoteProxyHost", "").trim(); // reading the proxy host port int port; try { port = Integer.parseInt(getConfig("remoteProxyPort", "3128")); } catch ( final NumberFormatException e ) { port = 3128; } // create new config ProxySettings.use4ssl = true; ProxySettings.use4YaCy = true; ProxySettings.port = port; ProxySettings.host = host; ProxySettings.use = ((ProxySettings.host != null) && (ProxySettings.host.length() > 0)); // determining if remote proxy usage is enabled ProxySettings.use = getConfigBool("remoteProxyUse", false); // determining if remote proxy should be used for yacy -> yacy communication ProxySettings.use4YaCy = getConfig("remoteProxyUse4Yacy", "true").equalsIgnoreCase("true"); // determining if remote proxy should be used for ssl connections ProxySettings.use4ssl = getConfig("remoteProxyUse4SSL", "true").equalsIgnoreCase("true"); ProxySettings.user = getConfig("remoteProxyUser", "").trim(); ProxySettings.password = getConfig("remoteProxyPwd", "").trim(); // determining addresses for which the remote proxy should not be used final String remoteProxyNoProxy = getConfig("remoteProxyNoProxy", "").trim(); ProxySettings.noProxy = remoteProxyNoProxy.split(","); // 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 ..."); } } 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.logInfo("caught delayed terminate request: " + reason); (new delayedShutdown(this, delay, reason)).start(); } public boolean shallTerminate() { return this.terminate; } public void terminate(final String reason) { this.terminate = true; this.log.logInfo("caught terminate request: " + reason); this.shutdownSync.release(); } public boolean isTerminated() { return this.terminate; } public boolean waitForShutdown() throws InterruptedException { this.shutdownSync.acquire(); return this.terminate; } /** * loads the url as Map Strings like abc=123 are parsed as pair: abc => 123 * * @param url * @return */ /** * @param url * @return */ public static Map loadFileAsMap(final DigestURI url) { final RequestHeader reqHeader = new RequestHeader(); reqHeader.put(HeaderFramework.USER_AGENT, ClientIdentification.getUserAgent()); final HTTPClient client = new HTTPClient(); client.setHeader(reqHeader.entrySet()); try { // sending request final Map result = FileUtils.table(client.GETbytes(url)); return (result == null) ? new HashMap() : result; } catch ( final Exception e ) { Log.logException(e); return new HashMap(); } } } class delayedShutdown extends Thread { private final Switchboard sb; private final long delay; private final String reason; public delayedShutdown(final Switchboard sb, final long delay, final String reason) { this.sb = sb; this.delay = delay; this.reason = reason; } @Override public void run() { try { Thread.sleep(this.delay); } catch ( final InterruptedException e ) { this.sb.getLog().logInfo("interrupted delayed shutdown"); } catch ( final Exception e ) { Log.logException(e); } this.sb.terminate(this.reason); } }