// Crawler_p.java // (C) 2006 by Michael Peter Christen; mc@yacy.net, Frankfurt a. M., Germany // first published 18.12.2006 on http://www.anomic.de // this file was created using the an implementation from IndexCreate_p.java, published 02.12.2004 // // 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 import java.io.File; import java.io.FileInputStream; import java.io.IOException; import java.io.Writer; import java.net.MalformedURLException; import java.util.Date; import java.util.HashMap; import java.util.HashSet; import java.util.List; import java.util.Map; import java.util.Set; import java.util.regex.Pattern; import java.util.regex.PatternSyntaxException; import net.yacy.cora.date.AbstractFormatter; import net.yacy.cora.document.encoding.ASCII; import net.yacy.cora.document.id.AnchorURL; import net.yacy.cora.document.id.DigestURL; import net.yacy.cora.document.id.MultiProtocolURL; import net.yacy.cora.federate.solr.FailCategory; import net.yacy.cora.federate.yacy.CacheStrategy; import net.yacy.cora.protocol.ClientIdentification; import net.yacy.cora.protocol.RequestHeader; import net.yacy.cora.util.ConcurrentLog; import net.yacy.cora.util.JSONException; import net.yacy.cora.util.JSONObject; import net.yacy.cora.util.SpaceExceededException; import net.yacy.crawler.CrawlSwitchboard; import net.yacy.crawler.data.Cache; import net.yacy.crawler.data.CrawlProfile; import net.yacy.crawler.data.NoticedURL.StackType; import net.yacy.crawler.retrieval.SitemapImporter; import net.yacy.crawler.robots.RobotsTxt; import net.yacy.data.WorkTables; import net.yacy.document.Document; import net.yacy.document.VocabularyScraper; import net.yacy.document.parser.html.ContentScraper; import net.yacy.document.parser.html.TransformerWriter; import net.yacy.kelondro.index.RowHandleSet; import net.yacy.kelondro.util.FileUtils; import net.yacy.kelondro.workflow.BusyThread; import net.yacy.peers.NewsPool; import net.yacy.repository.Blacklist.BlacklistType; import net.yacy.search.Switchboard; import net.yacy.search.SwitchboardConstants; import net.yacy.search.index.Fulltext; import net.yacy.search.index.Segment; import net.yacy.search.query.SearchEventCache; import net.yacy.search.schema.CollectionSchema; import net.yacy.server.serverObjects; import net.yacy.server.serverSwitch; public class Crawler_p { // this servlet does NOT create the Crawler servlet page content! // this servlet starts a web crawl. The interface for entering the web crawl parameters is in IndexCreate_p.html public static serverObjects respond(final RequestHeader header, final serverObjects post, final serverSwitch env) { // return variable that accumulates replacements final Switchboard sb = (Switchboard) env; // clean up all search events SearchEventCache.cleanupEvents(true); sb.index.clearCaches(); // every time the ranking is changed we need to remove old orderings // inital values for AJAX Elements (without JavaScript) final serverObjects prop = new serverObjects(); prop.put("rejected", 0); Segment segment = sb.index; Fulltext fulltext = segment.fulltext(); String localSolr = "/solr/select?core=collection1&q=*:*&start=0&rows=3"; String remoteSolr = env.getConfig(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_URL, localSolr); if (!remoteSolr.endsWith("/")) remoteSolr = remoteSolr + "/"; prop.put("urlpublictextSolrURL", fulltext.connectedLocalSolr() ? localSolr : remoteSolr + "collection1/select?&q=*:*&start=0&rows=3"); prop.putNum("urlpublictextSize", fulltext.collectionSize()); prop.putNum("urlpublictextSegmentCount", fulltext.getDefaultConnector().getSegmentCount()); prop.put("webgraphSolrURL", fulltext.connectedLocalSolr() ? localSolr.replace("collection1", "webgraph") : remoteSolr + "webgraph/select?&q=*:*&start=0&rows=3"); prop.putNum("webgraphSize", fulltext.useWebgraph() ? fulltext.webgraphSize() : 0); prop.putNum("webgraphSegmentCount", fulltext.useWebgraph() ? fulltext.getWebgraphConnector().getSegmentCount() : 0); prop.putNum("citationSize", segment.citationCount()); prop.putNum("citationSegmentCount", segment.citationSegmentCount()); prop.putNum("rwipublictextSize", segment.RWICount()); prop.putNum("rwipublictextSegmentCount", segment.RWISegmentCount()); prop.put("list", "0"); prop.put("loaderSize", 0); prop.put("loaderMax", 0); prop.put("list-loader", 0); int coreCrawlJobSize = sb.crawlQueues.coreCrawlJobSize(); int limitCrawlJobSize = sb.crawlQueues.limitCrawlJobSize(); int remoteTriggeredCrawlJobSize = sb.crawlQueues.remoteTriggeredCrawlJobSize(); int noloadCrawlJobSize = sb.crawlQueues.noloadCrawlJobSize(); int allsize = coreCrawlJobSize + limitCrawlJobSize + remoteTriggeredCrawlJobSize + noloadCrawlJobSize; prop.put("localCrawlSize", coreCrawlJobSize); prop.put("localCrawlState", ""); prop.put("limitCrawlSize", limitCrawlJobSize); prop.put("limitCrawlState", ""); prop.put("remoteCrawlSize", remoteTriggeredCrawlJobSize); prop.put("remoteCrawlState", ""); prop.put("noloadCrawlSize", noloadCrawlJobSize); prop.put("noloadCrawlState", ""); prop.put("terminate-button", allsize == 0 ? 0 : 1); prop.put("list-remote", 0); prop.put("forwardToCrawlStart", "0"); prop.put("info", "0"); boolean debug = (post != null && post.containsKey("debug")); if (post != null) { String c = post.toString(); if (c.length() < 1000) ConcurrentLog.info("Crawl Start", c); } if (post != null && post.containsKey("queues_terminate_all")) { // terminate crawls individually sb.crawlQueues.noticeURL.clear(); for (final byte[] h: sb.crawler.getActive()) { CrawlProfile p = sb.crawler.getActive(h); if (CrawlSwitchboard.DEFAULT_PROFILES.contains(p.name())) continue; if (p != null) sb.crawler.putPassive(h, p); sb.crawler.removeActive(h); sb.crawler.removePassive(h); try {sb.crawlQueues.noticeURL.removeByProfileHandle(p.handle(), 10000);} catch (SpaceExceededException e) {} } // clear stacks for (StackType stackType: StackType.values()) sb.crawlQueues.noticeURL.clear(stackType); try { sb.cleanProfiles(); } catch (final InterruptedException e) {/* ignore this */} // remove pause sb.continueCrawlJob(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL); sb.setConfig(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL + "_isPaused_cause", ""); sb.continueCrawlJob(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL); sb.setConfig(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL + "_isPaused_cause", ""); prop.put("terminate-button", 0); } if (post != null && post.containsKey("continue")) { // continue queue final String queue = post.get("continue", ""); if ("localcrawler".equals(queue)) { sb.continueCrawlJob(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL); sb.setConfig(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL + "_isPaused_cause", ""); } else if ("remotecrawler".equals(queue)) { sb.continueCrawlJob(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL); sb.setConfig(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL + "_isPaused_cause", ""); } } if (post != null && post.containsKey("pause")) { // pause queue final String queue = post.get("pause", ""); if ("localcrawler".equals(queue)) { sb.pauseCrawlJob(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL, "user request in Crawler_p from " + header.refererHost()); } else if ("remotecrawler".equals(queue)) { sb.pauseCrawlJob(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL, "user request in Crawler_p from " + header.refererHost()); } } String queuemessage = sb.getConfig(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL + "_isPaused_cause", ""); if (queuemessage.length() == 0) { prop.put("info-queue", 0); } else { prop.put("info-queue", 1); prop.putHTML("info-queue_message", "pause reason: " + queuemessage); } if (post != null && post.containsKey("terminate")) try { final String handle = post.get("handle", ""); // termination of a crawl: shift the crawl from active to passive final CrawlProfile p = sb.crawler.getActive(handle.getBytes()); if (p != null) sb.crawler.putPassive(handle.getBytes(), p); // delete all entries from the crawl queue that are deleted here sb.crawler.removeActive(handle.getBytes()); sb.crawler.removePassive(handle.getBytes()); sb.crawlQueues.noticeURL.removeByProfileHandle(handle, 10000); } catch (final SpaceExceededException e) { ConcurrentLog.logException(e); } if (post != null && post.containsKey("crawlingstart")) { // init crawl if (sb.peers == null) { prop.put("info", "3"); } else { // remove crawlingFileContent before we record the call String crawlingFileName = post.get("crawlingFile"); final File crawlingFile; if (crawlingFileName == null || crawlingFileName.isEmpty()) { crawlingFile = null; } else { if (crawlingFileName.startsWith("file://")) crawlingFileName = crawlingFileName.substring(7); crawlingFile = new File(crawlingFileName); } if (crawlingFile != null && crawlingFile.exists()) { post.remove("crawlingFile$file"); } // prepare some filter that are adjusted in case that this is wanted boolean storeHTCache = "on".equals(post.get("storeHTCache", "off")); String newcrawlingMustMatch = post.get("mustmatch", CrawlProfile.MATCH_ALL_STRING); String newcrawlingMustNotMatch = post.get("mustnotmatch", CrawlProfile.MATCH_NEVER_STRING); if (newcrawlingMustMatch.length() < 2) newcrawlingMustMatch = CrawlProfile.MATCH_ALL_STRING; // avoid that all urls are filtered out if bad value was submitted boolean fullDomain = "domain".equals(post.get("range", "wide")); // special property in simple crawl start boolean subPath = "subpath".equals(post.get("range", "wide")); // special property in simple crawl start final boolean restrictedcrawl = fullDomain || subPath || !CrawlProfile.MATCH_ALL_STRING.equals(newcrawlingMustMatch); final boolean deleteage = restrictedcrawl && "age".equals(post.get("deleteold","off")); Date deleteageDate = null; if (deleteage) { deleteageDate = timeParser(true, post.getInt("deleteIfOlderNumber", -1), post.get("deleteIfOlderUnit","year")); // year, month, day, hour } final boolean deleteold = (deleteage && deleteageDate != null) || (restrictedcrawl && post.getBoolean("deleteold")); final String sitemapURLStr = post.get("sitemapURL",""); String crawlingStart0 = post.get("crawlingURL","").trim(); // the crawljob start url String[] rootURLs0 = crawlingStart0.indexOf('\n') > 0 || crawlingStart0.indexOf('\r') > 0 ? crawlingStart0.split("[\\r\\n]+") : crawlingStart0.split(Pattern.quote("|")); Set rootURLs = new HashSet(); String crawlName = ""; if (crawlingFile == null) for (String crawlingStart: rootURLs0) { if (crawlingStart == null || crawlingStart.length() == 0) continue; // add the prefix http:// if necessary int pos = crawlingStart.indexOf("://",0); if (pos == -1) { if (crawlingStart.startsWith("ftp")) crawlingStart = "ftp://" + crawlingStart; else crawlingStart = "http://" + crawlingStart; } try { DigestURL crawlingStartURL = new DigestURL(crawlingStart); rootURLs.add(crawlingStartURL); crawlName += ((crawlingStartURL.getHost() == null) ? crawlingStartURL.toNormalform(true) : crawlingStartURL.getHost()) + ','; if (crawlingStartURL != null && (crawlingStartURL.isFile() || crawlingStartURL.isSMB())) storeHTCache = false; } catch (final MalformedURLException e) { ConcurrentLog.logException(e); } } else { crawlName = crawlingFile.getName(); } if (crawlName.endsWith(",")) crawlName = crawlName.substring(0, crawlName.length() - 1); if (crawlName.length() > 64) { crawlName = "crawl_for_" + rootURLs.size() + "_start_points_" + Integer.toHexString(crawlName.hashCode()); int p = crawlName.lastIndexOf(','); if (p >= 8) crawlName = crawlName.substring(0, p); } if (crawlName.length() == 0 && sitemapURLStr.length() > 0) crawlName = "sitemap loader for " + sitemapURLStr; // in case that a root url has a file protocol, then the site filter does not work, patch that: if (fullDomain) { for (DigestURL u: rootURLs) if (u.isFile()) {fullDomain = false; subPath = true; break;} } // delete old robots entries for (DigestURL ru : rootURLs) { sb.robots.delete(ru); try { if (ru.getHost() != null) { // might be null for file:// Cache.delete(RobotsTxt.robotsURL(RobotsTxt.getHostPort(ru)).hash()); } } catch (IOException e) {} } try {sb.robots.clear();} catch (IOException e) {} // to be safe: clear all. // set the crawl filter String ipMustMatch = post.get("ipMustmatch", CrawlProfile.MATCH_ALL_STRING); final String ipMustNotMatch = post.get("ipMustnotmatch", CrawlProfile.MATCH_NEVER_STRING); if (ipMustMatch.length() < 2) ipMustMatch = CrawlProfile.MATCH_ALL_STRING; final String countryMustMatch = post.getBoolean("countryMustMatchSwitch") ? post.get("countryMustMatchList", "") : ""; sb.setConfig("crawlingIPMustMatch", ipMustMatch); sb.setConfig("crawlingIPMustNotMatch", ipMustNotMatch); if (countryMustMatch.length() > 0) sb.setConfig("crawlingCountryMustMatch", countryMustMatch); String crawlerNoDepthLimitMatch = post.get("crawlingDepthExtension", CrawlProfile.MATCH_NEVER_STRING); final String indexUrlMustMatch = post.get("indexmustmatch", CrawlProfile.MATCH_ALL_STRING); final String indexUrlMustNotMatch = post.get("indexmustnotmatch", CrawlProfile.MATCH_NEVER_STRING); final String indexContentMustMatch = post.get("indexcontentmustmatch", CrawlProfile.MATCH_ALL_STRING); final String indexContentMustNotMatch = post.get("indexcontentmustnotmatch", CrawlProfile.MATCH_NEVER_STRING); final boolean crawlOrder = post.get("crawlOrder", "off").equals("on"); env.setConfig("crawlOrder", crawlOrder); if (crawlOrder) crawlerNoDepthLimitMatch = CrawlProfile.MATCH_NEVER_STRING; // without limitation the crawl order does not work int newcrawlingdepth = post.getInt("crawlingDepth", 8); env.setConfig("crawlingDepth", Integer.toString(newcrawlingdepth)); if ((crawlOrder) && (newcrawlingdepth > 8)) newcrawlingdepth = 8; boolean directDocByURL = "on".equals(post.get("directDocByURL", "off")); // catch also all linked media documents without loading them env.setConfig("crawlingDirectDocByURL", directDocByURL); final String collection = post.get("collection", "user"); env.setConfig("collection", collection); // recrawl final String recrawl = post.get("recrawl", "nodoubles"); // nodoubles, reload, scheduler Date crawlingIfOlder = null; if ("reload".equals(recrawl)) { crawlingIfOlder = timeParser(true, post.getInt("reloadIfOlderNumber", -1), post.get("reloadIfOlderUnit","year")); // year, month, day, hour } env.setConfig("crawlingIfOlder", crawlingIfOlder == null ? Long.MAX_VALUE : crawlingIfOlder.getTime()); // store this call as api call sb.tables.recordAPICall(post, "Crawler_p.html", WorkTables.TABLE_API_TYPE_CRAWLER, "crawl start for " + ((rootURLs.size() == 0) ? post.get("crawlingFile", "") : rootURLs.iterator().next().toNormalform(true))); final boolean crawlingDomMaxCheck = "on".equals(post.get("crawlingDomMaxCheck", "off")); final int crawlingDomMaxPages = (crawlingDomMaxCheck) ? post.getInt("crawlingDomMaxPages", -1) : -1; env.setConfig("crawlingDomMaxPages", Integer.toString(crawlingDomMaxPages)); boolean followFrames = "on".equals(post.get("followFrames", "false")); env.setConfig("followFrames", followFrames); boolean obeyHtmlRobotsNoindex = "on".equals(post.get("obeyHtmlRobotsNoindex", "false")); env.setConfig("obeyHtmlRobotsNoindex", obeyHtmlRobotsNoindex); boolean obeyHtmlRobotsNofollow = "on".equals(post.get("obeyHtmlRobotsNofollow", "false")); env.setConfig("obeyHtmlRobotsNofollow", obeyHtmlRobotsNofollow); final boolean indexText = "on".equals(post.get("indexText", "false")); env.setConfig("indexText", indexText); final boolean indexMedia = "on".equals(post.get("indexMedia", "false")); env.setConfig("indexMedia", indexMedia); env.setConfig("storeHTCache", storeHTCache); String defaultAgentName = sb.isIntranetMode() ? ClientIdentification.yacyIntranetCrawlerAgentName : ClientIdentification.yacyInternetCrawlerAgentName; String agentName = post.get("agentName", defaultAgentName); ClientIdentification.Agent agent = ClientIdentification.getAgent(agentName); if (agent == null) agent = ClientIdentification.getAgent(defaultAgentName); CacheStrategy cachePolicy = CacheStrategy.parse(post.get("cachePolicy", "iffresh")); if (cachePolicy == null) cachePolicy = CacheStrategy.IFFRESH; String crawlingMode = post.get("crawlingMode","url"); if ("file".equals(crawlingMode) && post.containsKey("crawlingFile")) { newcrawlingMustNotMatch = CrawlProfile.MATCH_NEVER_STRING; directDocByURL = false; } if ("sitemap".equals(crawlingMode)) { newcrawlingMustMatch = CrawlProfile.MATCH_ALL_STRING; newcrawlingMustNotMatch = CrawlProfile.MATCH_NEVER_STRING; newcrawlingdepth = 0; directDocByURL = false; } if ("sitelist".equals(crawlingMode)) { newcrawlingMustNotMatch = CrawlProfile.MATCH_NEVER_STRING; Set newRootURLs = new HashSet(); for (DigestURL sitelistURL: rootURLs) { // download document Document scraper; try { scraper = sb.loader.loadDocument(sitelistURL, CacheStrategy.IFFRESH, BlacklistType.CRAWLER, agent); // get links and generate filter for (DigestURL u: scraper.getHyperlinks().keySet()) { newRootURLs.add(u); } } catch (final IOException e) { ConcurrentLog.logException(e); } } rootURLs = newRootURLs; crawlingMode = "url"; if ((fullDomain || subPath) && newcrawlingdepth > 0) newcrawlingMustMatch = CrawlProfile.MATCH_ALL_STRING; // to prevent that there is a restriction on the original urls } // delete all error urls for that domain // and all urls for that host from the crawl queue Set hosthashes = new HashSet(); boolean anysmbftporpdf = false; for (DigestURL u : rootURLs) { sb.index.fulltext().remove(u.hash()); hosthashes.add(u.hosthash()); if ("smb.ftp".indexOf(u.getProtocol()) >= 0 || "pdf".equals(MultiProtocolURL.getFileExtension(u.getFileName()))) anysmbftporpdf = true; } sb.crawlQueues.removeHosts(hosthashes); sb.index.fulltext().commit(true); boolean crawlingQ = anysmbftporpdf || "on".equals(post.get("crawlingQ", "off")) || "sitemap".equals(crawlingMode); env.setConfig("crawlingQ", crawlingQ); // compute mustmatch filter according to rootURLs if ((fullDomain || subPath) && newcrawlingdepth > 0) { String siteFilter = ".*"; if (fullDomain) { siteFilter = CrawlProfile.siteFilter(rootURLs); if (deleteold) { sb.index.fulltext().deleteStaleDomainHashes(hosthashes, deleteageDate); } } else if (subPath) { siteFilter = CrawlProfile.subpathFilter(rootURLs); if (deleteold) { for (DigestURL u: rootURLs) { String basepath = u.toNormalform(true); if (!basepath.endsWith("/")) {int p = basepath.lastIndexOf("/"); if (p > 0) basepath = basepath.substring(0, p + 1);} int count = sb.index.fulltext().remove(basepath, deleteageDate); if (count > 0) ConcurrentLog.info("Crawler_p", "deleted " + count + " documents for host " + u.getHost()); } } } if (CrawlProfile.MATCH_ALL_STRING.equals(newcrawlingMustMatch)) { newcrawlingMustMatch = siteFilter; } else if (!CrawlProfile.MATCH_ALL_STRING.equals(siteFilter)) { // combine both newcrawlingMustMatch = "(" + newcrawlingMustMatch + ")|(" + siteFilter + ")"; } } // check if the crawl filter works correctly try { Pattern mmp = Pattern.compile(newcrawlingMustMatch); for (DigestURL u: rootURLs) { assert mmp.matcher(u.toNormalform(true)).matches() : "pattern " + mmp.toString() + " does not match url " + u.toNormalform(true); } } catch (final PatternSyntaxException e) { prop.put("info", "4"); // crawlfilter does not match url prop.putHTML("info_newcrawlingfilter", newcrawlingMustMatch); prop.putHTML("info_error", e.getMessage()); } boolean hasCrawlstartDataOK = !crawlName.isEmpty(); if (hasCrawlstartDataOK) { // check crawlurl was given in sitecrawl if ("url".equals(crawlingMode) && rootURLs.size() == 0) hasCrawlstartDataOK = false; } String snapshotsMaxDepthString = post.get("snapshotsMaxDepth", "-1"); int snapshotsMaxDepth = Integer.parseInt(snapshotsMaxDepthString); boolean snapshotsLoadImage = post.getBoolean("snapshotsLoadImage"); boolean snapshotsReplaceOld = post.getBoolean("snapshotsReplaceOld"); String snapshotsMustnotmatch = post.get("snapshotsMustnotmatch", ""); // get vocabulary scraper info JSONObject vocabulary_scraper = new JSONObject(); // key = vocabulary_name, value = properties with key = type (i.e. 'class') and value = keyword in context for (String key: post.keySet()) { if (key.startsWith("vocabulary_")) { if (key.endsWith("_class")) { String vocabulary = key.substring(11, key.length() - 6); String value = post.get(key); if (value != null && value.length() > 0) { JSONObject props; try { props = vocabulary_scraper.getJSONObject(vocabulary); } catch (JSONException e) { props = new JSONObject(); vocabulary_scraper.put(vocabulary, props); } props.put("class", value); } } } } int timezoneOffset = post.getInt("timezoneOffset", 0); // in case that we crawl from a file, load that file and re-compute mustmatch pattern List hyperlinks_from_file = null; if ("file".equals(crawlingMode) && post.containsKey("crawlingFile") && crawlingFile != null) { final String crawlingFileContent = post.get("crawlingFile$file", ""); try { // check if the crawl filter works correctly final ContentScraper scraper = new ContentScraper(new DigestURL(crawlingFile), 10000000, new VocabularyScraper(), timezoneOffset); final Writer writer = new TransformerWriter(null, null, scraper, null, false); if (crawlingFile != null && crawlingFile.exists()) { FileUtils.copy(new FileInputStream(crawlingFile), writer); } else { FileUtils.copy(crawlingFileContent, writer); } writer.close(); // get links and generate filter hyperlinks_from_file = scraper.getAnchors(); if (newcrawlingdepth > 0) { if (fullDomain) { newcrawlingMustMatch = CrawlProfile.siteFilter(hyperlinks_from_file); } else if (subPath) { newcrawlingMustMatch = CrawlProfile.subpathFilter(hyperlinks_from_file); } } } catch (final Exception e) { // mist prop.put("info", "7"); // Error with file prop.putHTML("info_crawlingStart", crawlingFileName); prop.putHTML("info_error", e.getMessage()); ConcurrentLog.logException(e); } sb.continueCrawlJob(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL); } // prepare a new crawling profile final CrawlProfile profile; byte[] handle; if (hasCrawlstartDataOK) { profile = new CrawlProfile( crawlName, newcrawlingMustMatch, newcrawlingMustNotMatch, ipMustMatch, ipMustNotMatch, countryMustMatch, crawlerNoDepthLimitMatch, indexUrlMustMatch, indexUrlMustNotMatch, indexContentMustMatch, indexContentMustNotMatch, newcrawlingdepth, directDocByURL, crawlingIfOlder, crawlingDomMaxPages, crawlingQ, followFrames, obeyHtmlRobotsNoindex, obeyHtmlRobotsNofollow, indexText, indexMedia, storeHTCache, crawlOrder, snapshotsMaxDepth, snapshotsLoadImage, snapshotsReplaceOld, snapshotsMustnotmatch, cachePolicy, collection, agentName, new VocabularyScraper(vocabulary_scraper), timezoneOffset); handle = ASCII.getBytes(profile.handle()); // before we fire up a new crawl, we make sure that another crawl with the same name is not running sb.crawler.removeActive(handle); sb.crawler.removePassive(handle); try { sb.crawlQueues.noticeURL.removeByProfileHandle(profile.handle(), 10000); } catch (final SpaceExceededException e1) { } } else { profile = null; handle = null; } // start the crawl if ("url".equals(crawlingMode)) { if (rootURLs.size() == 0) { prop.put("info", "5"); //Crawling failed prop.putHTML("info_crawlingURL", "(no url given)"); prop.putHTML("info_reasonString", "you must submit at least one crawl url"); } else { // stack requests sb.crawler.putActive(handle, profile); final Set successurls = new HashSet(); final Map failurls = new HashMap(); sb.stackURLs(rootURLs, profile, successurls, failurls); if (failurls.size() == 0) { // liftoff! prop.put("info", "8"); prop.putHTML("info_crawlingURL", post.get("crawlingURL")); // generate a YaCyNews if the global flag was set if (!sb.isRobinsonMode() && crawlOrder) { final Map m = new HashMap(profile); // must be cloned m.remove("specificDepth"); m.remove("indexText"); m.remove("indexMedia"); m.remove("remoteIndexing"); m.remove("xsstopw"); m.remove("xpstopw"); m.remove("xdstopw"); m.remove("storeTXCache"); m.remove("storeHTCache"); m.remove("generalFilter"); m.remove("specificFilter"); m.put("intention", post.get("intention", "").replace(',', '/')); if (successurls.size() > 0) { // just include at least one of the startURL's in case of multiple for the news service m.put("startURL", successurls.iterator().next().toNormalform(true)); } sb.peers.newsPool.publishMyNews(sb.peers.mySeed(), NewsPool.CATEGORY_CRAWL_START, m); } } else { StringBuilder fr = new StringBuilder(); for (Map.Entry failure: failurls.entrySet()) { sb.crawlQueues.errorURL.push(failure.getKey(), 0, null, FailCategory.FINAL_LOAD_CONTEXT, failure.getValue(), -1); fr.append(failure.getValue()).append('/'); } prop.put("info", "5"); //Crawling failed prop.putHTML("info_crawlingURL", (post.get("crawlingURL"))); prop.putHTML("info_reasonString", fr.toString()); } if (successurls.size() > 0) sb.continueCrawlJob(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL); } } else if ("sitemap".equals(crawlingMode)) { try { final DigestURL sitemapURL = sitemapURLStr.indexOf("//") > 0 ? new DigestURL(sitemapURLStr) : new DigestURL(rootURLs.iterator().next(), sitemapURLStr); // fix for relative paths which should not exist but are used anyway sb.crawler.putActive(handle, profile); final SitemapImporter importer = new SitemapImporter(sb, sitemapURL, profile); importer.start(); sb.continueCrawlJob(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL); } catch (final Exception e) { // mist prop.put("info", "6");//Error with url prop.putHTML("info_crawlingStart", sitemapURLStr); prop.putHTML("info_error", e.getMessage()); ConcurrentLog.logException(e); } } else if ("file".equals(crawlingMode)) { if (post.containsKey("crawlingFile") && crawlingFile != null && hyperlinks_from_file != null) { try { if (newcrawlingdepth > 0) { if (fullDomain) { newcrawlingMustMatch = CrawlProfile.siteFilter(hyperlinks_from_file); } else if (subPath) { newcrawlingMustMatch = CrawlProfile.subpathFilter(hyperlinks_from_file); } } sb.crawler.putActive(handle, profile); sb.crawlStacker.enqueueEntriesAsynchronous(sb.peers.mySeed().hash.getBytes(), profile.handle(), hyperlinks_from_file, profile.timezoneOffset()); } catch (final PatternSyntaxException e) { prop.put("info", "4"); // crawlfilter does not match url prop.putHTML("info_newcrawlingfilter", newcrawlingMustMatch); prop.putHTML("info_error", e.getMessage()); } catch (final Exception e) { // mist prop.put("info", "7"); // Error with file prop.putHTML("info_crawlingStart", crawlingFileName); prop.putHTML("info_error", e.getMessage()); ConcurrentLog.logException(e); } sb.continueCrawlJob(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL); } } } } /* * PPM LF MH (min/max) */ if (post != null && post.containsKey("crawlingPerformance")) { final String crawlingPerformance = post.get("crawlingPerformance", "custom"); final long LCbusySleep1 = sb.getConfigLong(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL_BUSYSLEEP, 1000L); int wantedPPM = (LCbusySleep1 == 0) ? 30000 : (int) (60000L / LCbusySleep1); try { wantedPPM = post.getInt("customPPM", wantedPPM); } catch (final NumberFormatException e) {} if ("minimum".equals(crawlingPerformance.toLowerCase())) wantedPPM = 10; if ("maximum".equals(crawlingPerformance.toLowerCase())) wantedPPM = 30000; int wPPM = wantedPPM; if ( wPPM <= 0 ) { wPPM = 1; } if ( wPPM >= 30000 ) { wPPM = 30000; } final int newBusySleep = 60000 / wPPM; // for wantedPPM = 10: 6000; for wantedPPM = 1000: 60 final float loadprereq = wantedPPM <= 10 ? 1.0f : wantedPPM <= 100 ? 2.0f : wantedPPM >= 1000 ? 8.0f : 3.0f; BusyThread thread; thread = sb.getThread(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL); if ( thread != null ) { sb.setConfig(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL_BUSYSLEEP, thread.setBusySleep(newBusySleep)); sb.setConfig(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL_LOADPREREQ, thread.setLoadPreReqisite(loadprereq)); thread.setLoadPreReqisite(loadprereq); thread.setIdleSleep(2000); } float latencyFactor = post.getFloat("latencyFactor", 0.5f); int MaxSameHostInQueue = post.getInt("MaxSameHostInQueue", 20); env.setConfig(SwitchboardConstants.CRAWLER_LATENCY_FACTOR, latencyFactor); env.setConfig(SwitchboardConstants.CRAWLER_MAX_SAME_HOST_IN_QUEUE, MaxSameHostInQueue); } // performance settings final long LCbusySleep = env.getConfigLong(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL_BUSYSLEEP, 1000L); final int LCppm = (int) (60000L / Math.max(1,LCbusySleep)); prop.put("customPPMdefault", Integer.toString(LCppm)); prop.put("latencyFactorDefault", env.getConfigFloat(SwitchboardConstants.CRAWLER_LATENCY_FACTOR, 0.5f)); prop.put("MaxSameHostInQueueDefault", env.getConfigInt(SwitchboardConstants.CRAWLER_MAX_SAME_HOST_IN_QUEUE, 20)); // generate crawl profile table int count = 0; boolean dark = true; final int domlistlength = (post == null) ? 160 : post.getInt("domlistlength", 160); CrawlProfile profile; // put active crawls into list String hosts = ""; for (final byte[] h: sb.crawler.getActive()) { profile = sb.crawler.getActive(h); if (CrawlSwitchboard.DEFAULT_PROFILES.contains(profile.name())) continue; profile.putProfileEntry("crawlProfilesShow_list_", prop, true, dark, count, domlistlength); prop.put("crawlProfilesShow_list_" + count + "_debug", debug ? 1 : 0); if (debug) { RowHandleSet urlhashes = sb.crawler.getURLHashes(h); prop.put("crawlProfilesShow_list_" + count + "_debug_count", urlhashes == null ? "unknown" : Integer.toString(urlhashes.size())); } hosts = hosts + "," + profile.name(); dark = !dark; count++; } prop.put("crawlProfilesShow_debug", debug ? 1 : 0); prop.put("crawlProfilesShow_list", count); prop.put("crawlProfilesShow_count", count); prop.put("crawlProfilesShow", count == 0 ? 0 : 1); prop.put("crawlProfilesShow_linkstructure", 0); if (post != null) { // handle config button to display graphic if (post.get("hidewebstructuregraph") != null) sb.setConfig(SwitchboardConstants.DECORATION_GRAFICS_LINKSTRUCTURE, false); if (post.get("showwebstructuregraph") != null) sb.setConfig(SwitchboardConstants.DECORATION_GRAFICS_LINKSTRUCTURE, true); } if (count > 0 && sb.getConfigBool(SwitchboardConstants.DECORATION_GRAFICS_LINKSTRUCTURE, true)) { // collect the host names for 'wide' crawls which can be visualized boolean showLinkstructure = hosts.length() > 0 && !hosts.contains("file:"); if (showLinkstructure) { StringBuilder q = new StringBuilder(); hosts = hosts.substring(1); q.append(CollectionSchema.host_s.getSolrFieldName()).append(':').append(hosts).append(" OR ").append(CollectionSchema.host_s.getSolrFieldName()).append(':').append("www.").append(hosts); try { prop.put("crawlProfilesShow_linkstructure", count == 1 && sb.index.fulltext().getDefaultConnector().getCountByQuery(q.toString()) > 0 ? 1 : 2); prop.put("crawlProfilesShow_linkstructure_hosts", hosts); } catch (IOException e) { } } } // return rewrite properties return prop; } private static Date timeParser(final boolean recrawlIfOlderCheck, final int number, final String unit) { if (!recrawlIfOlderCheck) return null; if ("year".equals(unit)) return new Date(System.currentTimeMillis() - number * AbstractFormatter.normalyearMillis); if ("month".equals(unit)) return new Date(System.currentTimeMillis() - number * AbstractFormatter.monthAverageMillis); if ("day".equals(unit)) return new Date(System.currentTimeMillis() - number * AbstractFormatter.dayMillis); if ("hour".equals(unit)) return new Date(System.currentTimeMillis() - number * AbstractFormatter.hourMillis); if ("minute".equals(unit)) return new Date(System.currentTimeMillis() - number * AbstractFormatter.minuteMillis); return null; } }