// 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.text.ParseException; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Collection; import java.util.Date; import java.util.HashMap; import java.util.Iterator; import java.util.LinkedHashSet; import java.util.List; import java.util.Map; import java.util.Properties; import java.util.Set; 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.concurrent.atomic.AtomicInteger; import java.util.regex.Pattern; import java.util.regex.PatternSyntaxException; import java.util.zip.GZIPInputStream; import java.util.zip.GZIPOutputStream; import java.util.zip.ZipEntry; import java.util.zip.ZipInputStream; import org.apache.pdfbox.pdmodel.font.PDFont; import org.apache.solr.common.SolrDocument; import org.apache.solr.common.SolrInputDocument; import net.yacy.contentcontrol.ContentControlFilterUpdateThread; import net.yacy.contentcontrol.SMWListSyncThread; import net.yacy.cora.date.GenericFormatter; import net.yacy.cora.document.ASCII; 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.document.WordCache; import net.yacy.cora.document.analysis.Classification; import net.yacy.cora.federate.solr.Ranking; import net.yacy.cora.federate.solr.SchemaConfiguration; import net.yacy.cora.federate.solr.instance.RemoteInstance; import net.yacy.cora.federate.yacy.CacheStrategy; import net.yacy.cora.lod.JenaTripleStore; import net.yacy.cora.order.Base64Order; import net.yacy.cora.order.Digest; import net.yacy.cora.order.NaturalOrder; import net.yacy.cora.protocol.ClientIdentification; import net.yacy.cora.protocol.ConnectionInfo; import net.yacy.cora.protocol.Domains; import net.yacy.cora.protocol.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.storage.HandleSet; import net.yacy.crawler.CrawlStacker; import net.yacy.crawler.CrawlSwitchboard; import net.yacy.crawler.HarvestProcess; import net.yacy.crawler.data.Cache; import net.yacy.crawler.data.CrawlProfile; import net.yacy.crawler.data.CrawlQueues; import net.yacy.crawler.data.NoticedURL; import net.yacy.crawler.data.ResultImages; import net.yacy.crawler.data.ResultURLs; import net.yacy.crawler.data.NoticedURL.StackType; import net.yacy.crawler.data.ResultURLs.EventOrigin; import net.yacy.crawler.data.ZURL.FailCategory; import net.yacy.crawler.retrieval.Request; import net.yacy.crawler.retrieval.Response; import net.yacy.crawler.robots.RobotsTxt; import net.yacy.data.BlogBoard; import net.yacy.data.BlogBoardComments; import net.yacy.data.BookmarkHelper; import net.yacy.data.BookmarksDB; import net.yacy.data.ListManager; import net.yacy.data.MessageBoard; import net.yacy.data.UserDB; import net.yacy.data.WorkTables; import net.yacy.data.wiki.WikiBoard; import net.yacy.data.wiki.WikiCode; import net.yacy.data.wiki.WikiParser; import net.yacy.data.ymark.YMarkTables; 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.Parser.Failure; import net.yacy.document.content.DCEntry; import net.yacy.document.content.SurrogateReader; import net.yacy.document.importer.OAIListFriendsLoader; import net.yacy.document.parser.audioTagParser; 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.URIMetadataNode; import net.yacy.kelondro.data.word.Word; import net.yacy.kelondro.logging.Log; 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.WorkflowProcessor; import net.yacy.kelondro.workflow.WorkflowThread; import net.yacy.peers.Dispatcher; import net.yacy.peers.EventChannel; import net.yacy.peers.Network; import net.yacy.peers.NewsPool; import net.yacy.peers.DHTSelection; import net.yacy.peers.Protocol; import net.yacy.peers.Seed; import net.yacy.peers.SeedDB; import net.yacy.peers.graphics.WebStructureGraph; import net.yacy.peers.operation.yacyBuildProperties; import net.yacy.peers.operation.yacyRelease; import net.yacy.peers.operation.yacyUpdateLocation; import net.yacy.repository.Blacklist; import net.yacy.repository.Blacklist.BlacklistType; import net.yacy.repository.FilterEngine; import net.yacy.repository.LoaderDispatcher; import net.yacy.search.index.Segment; import net.yacy.search.query.AccessTracker; 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 net.yacy.search.schema.CollectionConfiguration; import net.yacy.search.schema.CollectionSchema; import net.yacy.search.schema.WebgraphConfiguration; import net.yacy.search.snippet.TextSnippet; import net.yacy.server.serverCore; import net.yacy.server.serverSwitch; import net.yacy.server.http.RobotsTxtConfig; import net.yacy.utils.CryptoLib; import net.yacy.utils.UPnP; import net.yacy.utils.crypt; import com.google.common.io.Files; public final class Switchboard extends serverSwitch { final static String SOLR_COLLECTION_CONFIGURATION_NAME_OLD = "solr.keys.default.list"; public final static String SOLR_COLLECTION_CONFIGURATION_NAME = "solr.collection.schema"; public final static String SOLR_WEBGRAPH_CONFIGURATION_NAME = "solr.webgraph.schema"; // 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 Segment index; public LoaderDispatcher loader; public CrawlSwitchboard crawler; public CrawlQueues crawlQueues; public CrawlStacker crawlStacker; public MessageBoard messageDB; public WikiBoard wikiDB; public BlogBoard blogDB; public BlogBoardComments blogCommentDB; public RobotsTxt robots; public Map outgoingCookies, incomingCookies; public volatile long proxyLastAccess, localSearchLastAccess, remoteSearchLastAccess; 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 List networkWhitelist, networkBlacklist; public FilterEngine domainList; private Dispatcher dhtDispatcher; public LinkedBlockingQueue trail; public SeedDB peers; public WorkTables tables; public Tray tray; 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 boolean startupAction = true; // this is set to false after the first event private static Switchboard sb; public HashMap crawlJobsStatus = new HashMap(); public Switchboard(final File dataPath, final File appPath, final String initPath, final String configPath) { super(dataPath, appPath, initPath, configPath); sb = this; // check if port is already occupied final int port = getConfigInt("port", 8090); try { if ( TimeoutRequest.ping(Domains.LOCALHOST, port, 500) ) { throw new RuntimeException( "a server is already running on the YaCy port " + port + "; possibly another YaCy process has not terminated yet. Please stop YaCy before running a new instance."); } } catch ( final ExecutionException e1 ) { } MemoryTracker.startSystemProfiling(); // set loglevel and log setLog(new Log("SWITCHBOARD")); AccessTracker.setDumpFile(new File("DATA/LOG/queries.log")); // set default peer name Seed.ANON_PREFIX = getConfig("peernameprefix", "_anon"); // UPnP port mapping if ( getConfigBool(SwitchboardConstants.UPNP_ENABLED, false) ) { InstantBusyThread.oneTimeJob(UPnP.class, "addPortMapping", 0); } // init TrayIcon if possible this.tray = new Tray(this); // remote proxy configuration initRemoteProxy(); // memory configuration long tableCachingLimit = getConfigLong("tableCachingLimit", 419430400L); if ( MemoryControl.available() > tableCachingLimit ) { this.useTailCache = true; } this.exceed134217727 = getConfigBool("exceed134217727", true); if ( MemoryControl.available() > 1024L * 1024L * 1024L * 2L ) { 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.workPath.mkdirs(); // if default work files exist, copy them (don't overwrite existing!) File defaultWorkPath = new File("defaults/data/work"); if (defaultWorkPath.list() != null) { for (String fs : defaultWorkPath.list()) { File wf = new File(this.workPath, fs); if (!wf.exists()) { try { Files.copy(new File(defaultWorkPath, fs), wf); } catch (IOException e) { Log.logException(e); } } } } 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 libraries this.log.logConfig("initializing libraries"); new Thread() { @Override public void run() { Thread.currentThread().setName("LibraryProvider.initialize"); LibraryProvider.initialize(Switchboard.this.dictionariesPath); } }.start(); // init global host name cache 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); // 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 try { overwriteNetworkDefinition(); } catch (FileNotFoundException e) { Log.logException(e); } catch (IOException e) { Log.logException(e); } // start indexing management this.log.logConfig("Starting Indexing Management"); final String networkName = getConfig(SwitchboardConstants.NETWORK_NAME, ""); final long fileSizeMax = (OS.isWindows) ? this.getConfigLong("filesize.max.win", Integer.MAX_VALUE) : this.getConfigLong( "filesize.max.other", Integer.MAX_VALUE); final int redundancy = (int) this.getConfigLong("network.unit.dhtredundancy.senior", 1); final int partitionExponent = (int) this.getConfigLong("network.unit.dht.partitionExponent", 0); this.networkRoot = new File(new File(indexPath, networkName), "NETWORK"); this.queuesRoot = new File(new File(indexPath, networkName), "QUEUES"); this.networkRoot.mkdirs(); this.queuesRoot.mkdirs(); // prepare a solr index profile switch list final File solrCollectionConfigurationInitFile = new File(getAppPath(), "defaults/" + SOLR_COLLECTION_CONFIGURATION_NAME); final File solrCollectionConfigurationWorkFile = new File(getDataPath(), "DATA/SETTINGS/" + SOLR_COLLECTION_CONFIGURATION_NAME); final File solrWebgraphConfigurationInitFile = new File(getAppPath(), "defaults/" + SOLR_WEBGRAPH_CONFIGURATION_NAME); final File solrWebgraphConfigurationWorkFile = new File(getDataPath(), "DATA/SETTINGS/" + SOLR_WEBGRAPH_CONFIGURATION_NAME); CollectionConfiguration solrCollectionConfigurationWork = null; WebgraphConfiguration solrWebgraphConfigurationWork = null; // migrate the old Schema file path to a new one final File solrCollectionConfigurationWorkOldFile = new File(getDataPath(), "DATA/SETTINGS/" + SOLR_COLLECTION_CONFIGURATION_NAME_OLD); if (solrCollectionConfigurationWorkOldFile.exists() && !solrCollectionConfigurationWorkFile.exists()) solrCollectionConfigurationWorkOldFile.renameTo(solrCollectionConfigurationWorkFile); // initialize the collection schema if it does not yet exist if (!solrCollectionConfigurationWorkFile.exists()) try { Files.copy(solrCollectionConfigurationInitFile, solrCollectionConfigurationWorkFile); } catch (IOException e) {Log.logException(e);} // lazy definition of schema: do not write empty fields final boolean solrlazy = getConfigBool(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_LAZY, true); // define collection schema try { final CollectionConfiguration solrCollectionConfigurationInit = new CollectionConfiguration(solrCollectionConfigurationInitFile, solrlazy); solrCollectionConfigurationWork = new CollectionConfiguration(solrCollectionConfigurationWorkFile, solrlazy); // update the working scheme with the backup scheme. This is necessary to include new features. // new features are always activated by default (if activated in input-backupScheme) solrCollectionConfigurationWork.fill(solrCollectionConfigurationInit, true); // switch on some fields which are necessary for ranking and faceting for (CollectionSchema field: new CollectionSchema[]{ CollectionSchema.host_s, CollectionSchema.load_date_dt, CollectionSchema.url_file_ext_s, CollectionSchema.last_modified, // needed for media search and /date operator /*YaCySchema.url_paths_sxt,*/ CollectionSchema.host_organization_s, // needed to search in the url /*YaCySchema.inboundlinks_protocol_sxt,*/ CollectionSchema.inboundlinks_urlstub_txt, // needed for HostBrowser /*YaCySchema.outboundlinks_protocol_sxt,*/ CollectionSchema.outboundlinks_urlstub_txt,// needed to enhance the crawler CollectionSchema.httpstatus_i // used in all search queries to filter out error documents }) { SchemaConfiguration.Entry entry = solrCollectionConfigurationWork.get(field.name()); entry.setEnable(true); solrCollectionConfigurationWork.put(field.name(), entry); } solrCollectionConfigurationWork.commit(); } catch (IOException e) {Log.logException(e);} // initialize the webgraph schema if it does not yet exist if (!solrWebgraphConfigurationWorkFile.exists()) try { Files.copy(solrWebgraphConfigurationInitFile, solrWebgraphConfigurationWorkFile); } catch (IOException e) {Log.logException(e);} // define webgraph schema try { final WebgraphConfiguration solrWebgraphConfigurationInit = new WebgraphConfiguration(solrWebgraphConfigurationInitFile, solrlazy); solrWebgraphConfigurationWork = new WebgraphConfiguration(solrWebgraphConfigurationWorkFile, solrlazy); solrWebgraphConfigurationWork.fill(solrWebgraphConfigurationInit, true); solrWebgraphConfigurationWork.commit(); } catch (IOException e) {Log.logException(e);} // define boosts Ranking.setMinTokenLen(this.getConfigInt(SwitchboardConstants.SEARCH_RANKING_SOLR_DOUBLEDETECTION_MINLENGTH, 3)); Ranking.setQuantRate(this.getConfigFloat(SwitchboardConstants.SEARCH_RANKING_SOLR_DOUBLEDETECTION_QUANTRATE, 0.5f)); for (int i = 0; i <= 3; i++) { // must be done every time the boosts change Ranking r = solrCollectionConfigurationWork.getRanking(i); r.setName(this.getConfig(SwitchboardConstants.SEARCH_RANKING_SOLR_COLLECTION_BOOSTNAME_ + i, "_dummy" + i)); r.updateBoosts(this.getConfig(SwitchboardConstants.SEARCH_RANKING_SOLR_COLLECTION_BOOSTFIELDS_ + i, "text_t^1.0")); r.setBoostQuery(this.getConfig(SwitchboardConstants.SEARCH_RANKING_SOLR_COLLECTION_BOOSTQUERY_ + i, "")); r.setBoostFunction(this.getConfig(SwitchboardConstants.SEARCH_RANKING_SOLR_COLLECTION_BOOSTFUNCTION_ + i, "")); } // initialize index ReferenceContainer.maxReferences = getConfigInt("index.maxReferences", 0); final File segmentsPath = new File(new File(indexPath, networkName), "SEGMENTS"); this.index = new Segment(this.log, segmentsPath, solrCollectionConfigurationWork, solrWebgraphConfigurationWork); if (this.getConfigBool(SwitchboardConstants.CORE_SERVICE_RWI, true)) try { this.index.connectRWI(wordCacheMaxCount, fileSizeMax); } catch (IOException e) {Log.logException(e);} if (this.getConfigBool(SwitchboardConstants.CORE_SERVICE_CITATION, true)) try { this.index.connectCitation(wordCacheMaxCount, fileSizeMax); } catch (IOException e) {Log.logException(e);} if (this.getConfigBool(SwitchboardConstants.CORE_SERVICE_FULLTEXT, true)) { this.index.connectUrlDb(this.useTailCache, this.exceed134217727); try {this.index.fulltext().connectLocalSolr();} catch (IOException e) {Log.logException(e);} } this.index.writeWebgraph(this.getConfigBool(SwitchboardConstants.CORE_SERVICE_WEBGRAPH, false)); // set up the solr interface final String solrurls = getConfig(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_URL, "http://127.0.0.1:8983/solr"); final boolean usesolr = getConfigBool(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_ENABLED, false) & solrurls.length() > 0; if (usesolr && solrurls != null && solrurls.length() > 0) { try { ArrayList instances = RemoteInstance.getShardInstances(solrurls, null, null); this.index.fulltext().connectRemoteSolr(instances); } catch ( final IOException e ) { Log.logException(e); } } // for index migration in case of obsolete entries, delete entries now try { this.index.fulltext().getDefaultConnector().deleteByQuery("failreason_t:[* TO *]"); // field was renamed to failreason_s } catch (IOException e1) { } // initialize network database final File mySeedFile = new File(this.networkRoot, SeedDB.DBFILE_OWN_SEED); this.peers = new SeedDB( this.networkRoot, "seed.new.heap", "seed.old.heap", "seed.pot.heap", mySeedFile, redundancy, partitionExponent, false, this.exceed134217727); // 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", 0); //final long startedSeedListAquisition = System.currentTimeMillis(); // init a DHT transmission dispatcher this.dhtDispatcher = (this.peers.sizeConnected() == 0) ? null : new Dispatcher( this.index, 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); // 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 = 1024L * 1024L * 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 try { initMessages(); } catch (IOException e) { Log.logException(e); } // starting wiki try { initWiki(); } catch (IOException e) { Log.logException(e); } //starting blog try { initBlog(); } catch (IOException e) { Log.logException(e); } // init User DB this.log.logConfig("Loading User DB"); final File userDbFile = new File(getDataPath(), "DATA/SETTINGS/user.heap"); try { this.userDB = new UserDB(userDbFile); this.log.logConfig("Loaded User DB from file " + userDbFile.getName() + ", " + this.userDB.size() + " entries" + ", " + ppRamString(userDbFile.length() / 1024)); } catch (IOException e) { Log.logException(e); } // init user triplestores JenaTripleStore.initPrivateStores(); // 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") ) { try { Evaluation.add(new File(parserPropertiesPath, l)); } catch (IOException e) { Log.logException(e); } } } parserPropertiesPath = new File(getDataPath(), "DATA/SETTINGS/"); settingsList = parserPropertiesPath.list(); for ( final String l : settingsList ) { if ( l.startsWith("parser.") && l.endsWith(".properties") ) { try { Evaluation.add(new File(parserPropertiesPath, l)); } catch (IOException e) { Log.logException(e); } } } // 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() { Thread.currentThread().setName("Switchboard.initBookmarks"); 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"); final boolean enableAudioTags = getConfigBool("parser.enableAudioTags", false); log.logConfig("Parser: parser.enableAudioTags= "+enableAudioTags); final StringBuilder denyExt = new StringBuilder(256); final StringBuilder denyMime = new StringBuilder(256); denyExt.append(getConfig(SwitchboardConstants.PARSER_MIME_DENY, "")); denyMime.append(getConfig(SwitchboardConstants.PARSER_EXTENSIONS_DENY, "")); if (!enableAudioTags) { if(denyExt.length()>0) { denyExt.append(audioTagParser.SEPERATOR); } denyExt.append(audioTagParser.EXTENSIONS); if(denyMime.length()>0) { denyMime.append(audioTagParser.SEPERATOR); } denyMime.append(audioTagParser.MIME_TYPES); setConfig(SwitchboardConstants.PARSER_EXTENSIONS_DENY, denyExt.toString()); setConfig(SwitchboardConstants.PARSER_MIME_DENY, denyMime.toString()); setConfig("parser.enableAudioTags", true); } TextParser.setDenyMime(getConfig(SwitchboardConstants.PARSER_MIME_DENY, "")); TextParser.setDenyExtension(getConfig(SwitchboardConstants.PARSER_EXTENSIONS_DENY, "")); // start a loader this.log.logConfig("Starting Crawl Loader"); this.loader = new LoaderDispatcher(this); // load the robots.txt db this.log.logConfig("Initializing robots.txt DB"); this.robots = new RobotsTxt(this.tables, this.loader); try { this.log.logConfig("Loaded robots.txt DB: " + this.robots.size() + " entries"); } catch (IOException e) { Log.logException(e); } // load oai tables 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( getConfigInt("minimumLocalDelta", this.crawlQueues.noticeURL.getMinimumLocalDelta()), getConfigInt("minimumGlobalDelta", this.crawlQueues.noticeURL.getMinimumGlobalDelta())); // on startup, resume all crawls setConfig(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL + "_isPaused", "false"); setConfig(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL + "_isPaused_cause", ""); setConfig(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL + "_isPaused", "false"); setConfig(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL + "_isPaused_cause", ""); setConfig(SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER + "_isPaused", "false"); setConfig(SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER + "_isPaused_cause", ""); this.crawlJobsStatus.put(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL, new Object[] {new Object(), false}); this.crawlJobsStatus.put(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL, new Object[] {new Object(), false}); this.crawlJobsStatus.put(SwitchboardConstants.CRAWLJOB_REMOTE_CRAWL_LOADER, new Object[] {new Object(), false}); // init cookie-Monitor this.log.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 { Files.copy(notifierSource, notifierDest); } catch ( final IOException e ) { } // init nameCacheNoCachingList try { Domains.setNoCachingPatterns(getConfig(SwitchboardConstants.HTTPC_NAME_CACHE_CACHING_PATTERNS_NO, "")); } catch (PatternSyntaxException pse) { Log.logSevere("Switchboard", "Invalid regular expression in " + SwitchboardConstants.HTTPC_NAME_CACHE_CACHING_PATTERNS_NO + " property: " + pse.getMessage()); System.exit(-1); } // generate snippets cache this.log.logConfig("Initializing Snippet Cache"); // init the wiki wikiParser = new WikiCode(); // initializing the resourceObserver InstantBusyThread.oneTimeJob(ResourceObserver.class, "initThread", 0); // initializing the stackCrawlThread this.crawlStacker = new CrawlStacker( this.robots, this.crawlQueues, this.crawler, this.index, 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, null, 1); this.indexingAnalysisProcessor = new WorkflowProcessor( "webStructureAnalysis", "This just stores the link structure of the document into a web structure database.", new String[] { "storeDocumentIndex" }, this, "webStructureAnalysis", WorkflowProcessor.availableCPU + 1, this.indexingStorageProcessor, WorkflowProcessor.availableCPU); this.indexingCondensementProcessor = new WorkflowProcessor( "condenseDocument", "This does a structural analysis of plain texts: markup of headlines, slicing into phrases (i.e. sentences), markup with position, counting of words, calculation of term frequency.", new String[] { "webStructureAnalysis" }, this, "condenseDocument", WorkflowProcessor.availableCPU + 1, this.indexingAnalysisProcessor, WorkflowProcessor.availableCPU); this.indexingDocumentProcessor = new WorkflowProcessor( "parseDocument", "This does the parsing of the newly loaded documents from the web. The result is not only a plain text document, but also a list of URLs that are embedded into the document. The urls are handed over to the CrawlStacker. This process has two child process queues!", new String[] { "condenseDocument", "CrawlStacker" }, this, "parseDocument", Math.max(20, WorkflowProcessor.availableCPU * 2), // it may happen that this is filled with new files from the search process. That means there should be enough place for two result pages this.indexingCondensementProcessor, WorkflowProcessor.availableCPU); // deploy busy threads this.log.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.SEARCHRESULT, "Search Result Flush", "A thread that stores search results from other peers into the own index.", null, new InstantBusyThread( this, SwitchboardConstants.SEARCHRESULT_METHOD_START, SwitchboardConstants.SEARCHRESULT_METHOD_JOBCOUNT, SwitchboardConstants.SEARCHRESULT_METHOD_FREEMEM, 20000, Long.MAX_VALUE, 0, Long.MAX_VALUE), 30000); 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", "/IndexCreateQueues_p.html?stack=REMOTE", 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", "/IndexCreateQueues_p.html?stack=LOCAL", 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"))); // content control: initialize list sync thread deployThread( "720_ccimport", "Content Control Import", "this is the content control import thread", null, new InstantBusyThread( new SMWListSyncThread(this, sb.getConfig("contentcontrol.bookmarklist", "contentcontrol"), "Category:Content Source", "/?Url/?Filter/?Category/?Modification date", sb.getConfigBool( "contentcontrol.smwimport.purgelistoninit", false)), "run", SwitchboardConstants.PEER_PING_METHOD_JOBCOUNT, SwitchboardConstants.PEER_PING_METHOD_FREEMEM, 3000, 10000, 3000, 10000), 2000); deployThread( "730_ccfilter", "Content Control Filter", "this is the content control filter update thread", null, new InstantBusyThread( new ContentControlFilterUpdateThread(this), "run", SwitchboardConstants.PEER_PING_METHOD_JOBCOUNT, SwitchboardConstants.PEER_PING_METHOD_FREEMEM, 3000, 10000, 3000, 10000), 2000); // 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(); // finally start jobs which shall be started after start-up new Thread() { public void run() { try {Thread.sleep(10000);} catch (InterruptedException e) {} // we must wait until the httpd comes up execAPIActions(); // trigger startup actions } }.start(); this.log.logConfig("Finished Switchboard Initialization"); } public int getIndexingProcessorsQueueSize() { return this.indexingDocumentProcessor.getQueueSize() + this.indexingCondensementProcessor.getQueueSize() + this.indexingAnalysisProcessor.getQueueSize() + this.indexingStorageProcessor.getQueueSize(); } public void overwriteNetworkDefinition() throws FileNotFoundException, IOException { // load network configuration into settings String networkUnitDefinition = getConfig("network.unit.definition", "defaults/yacy.network.freeworld.unit"); if (networkUnitDefinition.isEmpty()) networkUnitDefinition = "defaults/yacy.network.freeworld.unit"; // patch for a strange failure case where the path was overwritten by empty string // patch old values if ( networkUnitDefinition.equals("yacy.network.unit") ) { networkUnitDefinition = "defaults/yacy.network.freeworld.unit"; 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); } // 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(SwitchboardConstants.DHT_ENABLED, 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, "network switch to " + networkDefinition); } final boolean rcp = crawlJobIsPaused(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL); if ( !rcp ) { pauseCrawlJob(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL, "network switch to " + networkDefinition); } // trigger online caution this.proxyLastAccess = System.currentTimeMillis() + 3000; // at least 3 seconds online caution to prevent unnecessary action on database meanwhile this.log.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 ) { // remember the solr scheme CollectionConfiguration collectionConfiguration = this.index.fulltext().getDefaultConfiguration(); WebgraphConfiguration webgraphConfiguration = this.index.fulltext().getWebgraphConfiguration(); // shut down this.crawler.close(); if ( this.dhtDispatcher != null ) { this.dhtDispatcher.close(); } synchronized ( this.index ) { this.index.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) ? this.getConfigLong("filesize.max.win", Integer.MAX_VALUE) : this.getConfigLong("filesize.max.other", Integer.MAX_VALUE); final int redundancy = (int) this.getConfigLong("network.unit.dhtredundancy.senior", 1); final int partitionExponent = (int) this.getConfigLong("network.unit.dht.partitionExponent", 0); final String networkName = 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.blekko", false); setConfig("heuristic.twitter", false); // relocate this.peers.relocate( this.networkRoot, redundancy, partitionExponent, this.useTailCache, this.exceed134217727); this.index = new Segment(this.log, new File(new File(indexPrimaryPath, networkName), "SEGMENTS"), collectionConfiguration, webgraphConfiguration); if (this.getConfigBool(SwitchboardConstants.CORE_SERVICE_RWI, true)) this.index.connectRWI(wordCacheMaxCount, fileSizeMax); if (this.getConfigBool(SwitchboardConstants.CORE_SERVICE_CITATION, true)) this.index.connectCitation(wordCacheMaxCount, fileSizeMax); if (this.getConfigBool(SwitchboardConstants.CORE_SERVICE_FULLTEXT, true)) { this.index.fulltext().connectLocalSolr(); this.index.connectUrlDb(this.useTailCache, this.exceed134217727); } this.index.writeWebgraph(this.getConfigBool(SwitchboardConstants.CORE_SERVICE_WEBGRAPH, false)); // set up the solr interface final String solrurls = getConfig(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_URL, "http://127.0.0.1:8983/solr"); final boolean usesolr = getConfigBool(SwitchboardConstants.FEDERATED_SERVICE_SOLR_INDEXING_ENABLED, false) & solrurls.length() > 0; if (usesolr && solrurls != null && solrurls.length() > 0) { try { ArrayList instances = RemoteInstance.getShardInstances(solrurls, null, null); this.index.fulltext().connectRemoteSolr(instances); } catch ( final IOException e ) { Log.logException(e); } } // create a crawler this.crawlQueues.relocate(this.queuesRoot); // cannot be closed because the busy threads are working with that object this.crawler = new CrawlSwitchboard(networkName, this.log, this.queuesRoot); // init a DHT transmission dispatcher this.dhtDispatcher = (this.peers.sizeConnected() == 0) ? null : new Dispatcher( this.index, 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.robots, this.crawlQueues, this.crawler, this.index, 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)); } 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)); } return false; } /** * tests if hash occurs in any database. * @param hash * @return if it exists, the name of the database is returned, if it not exists, null is returned */ @Deprecated public HarvestProcess urlExists(final String hash) { if (this.index.exists(hash)) return HarvestProcess.LOADED; return this.crawlQueues.urlExists(ASCII.getBytes(hash)); } /** * tests if hashes occur in any database. * @param ids a collection of url hashes * @return a map from the hash id to: if it exists, the name of the database, otherwise null */ public Map urlExists(final Collection ids) { Set e = this.index.exists(ids); Map m = new HashMap(); for (String id: ids) { m.put(id, e.contains(id) ? HarvestProcess.LOADED : this.crawlQueues.urlExists(ASCII.getBytes(id))); } return m; } public void urlRemove(final Segment segment, final byte[] hash) { segment.fulltext().remove(hash); ResultURLs.remove(ASCII.String(hash)); this.crawlQueues.urlRemove(hash); } public DigestURI getURL(final byte[] urlhash) { if (urlhash == null) return null; if (urlhash.length == 0) return null; final DigestURI url = this.index.fulltext().getURL(urlhash); if (url != null) return url; return this.crawlQueues.getURL(urlhash); } public RankingProfile getRanking() { return (getConfig(SwitchboardConstants.SEARCH_RANKING_RWI_PROFILE, "").isEmpty()) ? new RankingProfile(Classification.ContentDomain.TEXT) : new RankingProfile("", crypt.simpleDecode(this.getConfig(SwitchboardConstants.SEARCH_RANKING_RWI_PROFILE, ""))); } /** * checks if the proxy, the local search or remote search was accessed some time before If no limit is * exceeded, null is returned. If a limit is exceeded, then the name of the service that caused the * caution is returned * * @return */ 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 synchronized 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.crawlStacker.announceClose(); this.crawlStacker.close(); this.indexingDocumentProcessor.shutdown(); this.indexingCondensementProcessor.shutdown(); this.indexingAnalysisProcessor.shutdown(); this.indexingStorageProcessor.shutdown(); if ( this.dhtDispatcher != null ) { this.dhtDispatcher.close(); } // de.anomic.http.client.Client.closeAllConnections(); this.wikiDB.close(); this.blogDB.close(); this.blogCommentDB.close(); this.userDB.close(); if ( this.bookmarksDB != null ) { this.bookmarksDB.close(); // may null if concurrent initialization was not finished } this.messageDB.close(); this.webStructure.close(); this.crawlQueues.close(); this.crawler.close(); this.log.logConfig("SWITCHBOARD SHUTDOWN STEP 3: sending termination signal to database manager (stand by...)"); this.index.close(); this.peers.close(); Cache.close(); this.tables.close(); Domains.close(); AccessTracker.dumpLog(); Switchboard.urlBlacklist.close(); 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; } this.indexingDocumentProcessor.enQueue(new IndexingQueueEntry( response, null, null)); return null; } public boolean processSurrogate(final String s) { final File infile = new File(this.surrogatesInPath, s); if ( !infile.exists() || !infile.canWrite() || !infile.canRead() ) { return false; } final File outfile = new File(this.surrogatesOutPath, s); //if (outfile.exists()) return false; boolean moved = false; if ( s.endsWith("xml.zip") ) { // open the zip file with all the xml files in it ZipInputStream zis = null; try { final InputStream is = new BufferedInputStream(new FileInputStream(infile)); zis = new ZipInputStream(is); ZipEntry entry; while ( (entry = zis.getNextEntry()) != null ) { int size; final byte[] buffer = new byte[2048]; final ByteArrayOutputStream baos = new ByteArrayOutputStream(); while ( (size = zis.read(buffer, 0, buffer.length)) != -1 ) { baos.write(buffer, 0, size); } baos.flush(); processSurrogate(new ByteArrayInputStream(baos.toByteArray()), entry.getName()); baos.close(); if (shallTerminate()) break; } } catch ( final IOException e ) { Log.logException(e); } finally { moved = infile.renameTo(outfile); if (zis != null) try {zis.close();} catch (IOException e) {} } return moved; } 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 { if (!shallTerminate()) { moved = infile.renameTo(outfile); if ( moved ) { // check if this file is already compressed, if not, compress now if ( !outfile.getName().endsWith(".gz") ) { final String gzname = outfile.getName() + ".gz"; final File gzfile = new File(outfile.getParentFile(), gzname); try { 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, this.crawler.defaultSurrogateProfile, false); final IndexingQueueEntry queueEntry = new IndexingQueueEntry(response, new Document[] {document}, null); this.indexingCondensementProcessor.enQueue(queueEntry); if (shallTerminate()) 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 != null && 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 int searchresultQueueSize() { return this.index.fulltext().pendingInputDocuments(); } public void searchresultFreeMem() { // do nothing } public boolean searchresultProcess() { int count = Math.min(100, 1 + this.index.fulltext().pendingInputDocuments() / 100); if (MemoryControl.shortStatus()) count = this.index.fulltext().pendingInputDocuments(); try { return this.index.fulltext().processPendingInputDocuments(count) > 0; } catch (IOException e) { return false; } } public int cleanupJobSize() { int c = 1; // "es gibt immer was zu tun" 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 { // flush caches in used libraries PDFont.clearResources(); // eats up megabytes, see http://markmail.org/thread/quk5odee4hbsauhu // clear caches if (WordCache.sizeCommonWords() > 1000) WordCache.clearCommonWords(); Domains.clear(); // clean up image stack ResultImages.clearQueues(); // flush the document compressor cache Cache.commit(); Digest.cleanup(); // don't let caches become permanent memory leaks // clear caches if necessary if ( !MemoryControl.request(128000000L, false) ) { this.index.clearCache(); SearchEventCache.cleanupEvents(false); this.trail.clear(); } // set a random password if no password is configured if ( getConfigBool("adminAccountForLocalhost", false) && getConfig(SwitchboardConstants.ADMIN_ACCOUNT_B64MD5, "").isEmpty() ) { // 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.collectionName(); 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); } execAPIActions(); // 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 profiles checkInterruption(); //cleanProfiles(); int cleanup = this.crawlJobIsPaused(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL) ? 0 : this.crawler.cleanFinishesProfiles(this.crawlQueues); if (cleanup > 0) log.logInfo("cleanup removed " + cleanup + " crawl profiles"); // 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) && this.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)); } // periodically store the triple store if (getConfigBool("triplestore.persistent", false)) { JenaTripleStore.saveAll(); } // if no crawl is running and processing is activated: // execute the (post-) processing steps for all entries that have a process tag assigned if (this.crawlQueues.coreCrawlJobSize() == 0) { index.fulltext().getDefaultConfiguration().postprocessing(index); index.fulltext().getWebgraphConfiguration().postprocessing(index); } return true; } catch ( final InterruptedException e ) { this.log.logInfo("cleanupJob: Shutdown detected"); return false; } } private void execAPIActions() { // execute scheduled API actions Tables.Row row; final Collection pks = new LinkedHashSet(); final Date now = new Date(); try { final Iterator plainIterator = this.tables.iterator(WorkTables.TABLE_API_NAME); final Iterator mapIterator = this.tables.orderBy(plainIterator, -1, WorkTables.TABLE_API_COL_DATE_RECORDING).iterator(); while (mapIterator.hasNext()) { row = mapIterator.next(); if (row == null) continue; // select api calls according to scheduler settings final Date date_next_exec = row.get(WorkTables.TABLE_API_COL_DATE_NEXT_EXEC, (Date) null); if (date_next_exec != null && now.after(date_next_exec)) pks.add(UTF8.String(row.getPK())); // select api calls according to event settings final String kind = row.get(WorkTables.TABLE_API_COL_APICALL_EVENT_KIND, "off"); if (!"off".equals(kind)) { String action = row.get(WorkTables.TABLE_API_COL_APICALL_EVENT_ACTION, "startup"); if ("startup".equals(action)) { if (startupAction) { pks.add(UTF8.String(row.getPK())); if ("once".equals(kind)) { row.put(WorkTables.TABLE_API_COL_APICALL_EVENT_KIND, "off"); sb.tables.update(WorkTables.TABLE_API_NAME, row); } } } else try { SimpleDateFormat dateFormat = new SimpleDateFormat("yyyyMMddHHmm"); long d = dateFormat.parse(dateFormat.format(new Date()).substring(0, 8) + action).getTime(); long cycle = getThread(SwitchboardConstants.CLEANUP).getBusySleep(); if (d < System.currentTimeMillis() && System.currentTimeMillis() - d < cycle) { pks.add(UTF8.String(row.getPK())); if ("once".equals(kind)) { row.put(WorkTables.TABLE_API_COL_APICALL_EVENT_KIND, "off"); row.put(WorkTables.TABLE_API_COL_DATE_NEXT_EXEC, ""); sb.tables.update(WorkTables.TABLE_API_NAME, row); } } } catch (ParseException e) {} } } } 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 Throwable e ) { Log.logException(e); continue; } } startupAction = false; // execute api calls 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()); } } /** * With this function the crawling process can be paused * * @param jobType */ public void pauseCrawlJob(final String jobType, String cause) { final Object[] status = this.crawlJobsStatus.get(jobType); synchronized ( status[SwitchboardConstants.CRAWLJOB_SYNC] ) { status[SwitchboardConstants.CRAWLJOB_STATUS] = Boolean.TRUE; } setConfig(jobType + "_isPaused", "true"); setConfig(jobType + "_isPaused_cause", cause); log.logWarning("Crawl job '" + jobType + "' is paused: " + cause); } /** * Continue the previously paused crawling * * @param jobType */ public void continueCrawlJob(final String jobType) { final Object[] status = this.crawlJobsStatus.get(jobType); synchronized ( status[SwitchboardConstants.CRAWLJOB_SYNC] ) { if ( ((Boolean) status[SwitchboardConstants.CRAWLJOB_STATUS]).booleanValue() ) { status[SwitchboardConstants.CRAWLJOB_STATUS] = Boolean.FALSE; status[SwitchboardConstants.CRAWLJOB_SYNC].notifyAll(); } } 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); 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.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())) + ", 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() || response.profile().crawlerNoDepthLimitMatchPattern().matcher(response.url().toNormalform(true)).matches() ) ) { // 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(); String u = nextUrl.toNormalform(true, true); if ( !(u.startsWith("http://") || u.startsWith("https://") || u.startsWith("ftp://") || u.startsWith("smb://") || u.startsWith("file://")) ) { continue; } // rewrite the url String u0 = LibraryProvider.urlRewriter.apply(u); if (!u.equals(u0)) { log.logInfo("REWRITE of url = \"" + u + "\" to \"" + u0 + "\""); u = u0; } // 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(true) + ", STACKING TIME = " + (stackEndTime - stackStartTime) + ", PARSING TIME = " + (parsingEndTime - parsingStartTime)); } } return documents; } public IndexingQueueEntry condenseDocument(final IndexingQueueEntry in) { in.queueEntry.updateStatus(Response.QUEUE_STATE_CONDENSING); CrawlProfile profile = in.queueEntry.profile(); String urls = in.queueEntry.url().toNormalform(true); // check profile attributes which prevent indexing (while crawling is allowed) if (!profile.indexText() && !profile.indexMedia()) { if (this.log.isInfo()) this.log.logInfo("Not Condensed Resource '" + urls + "': indexing of this media type not wanted by crawl profile"); return new IndexingQueueEntry(in.queueEntry, in.documents, null); } if (!(profile.indexUrlMustMatchPattern() == CrawlProfile.MATCH_ALL_PATTERN || profile.indexUrlMustMatchPattern().matcher(urls).matches()) || (profile.indexUrlMustNotMatchPattern() != CrawlProfile.MATCH_NEVER_PATTERN && profile.indexUrlMustNotMatchPattern().matcher(urls).matches())) { if (this.log.isInfo()) this.log.logInfo("Not Condensed Resource '" + urls + "': indexing prevented by regular expression on url; indexUrlMustMatchPattern = " + profile.indexUrlMustMatchPattern().pattern() + ", indexUrlMustNotMatchPattern = " + profile.indexUrlMustNotMatchPattern().pattern()); addURLtoErrorDB( in.queueEntry.url(), in.queueEntry.referrerHash(), in.queueEntry.initiator(), in.queueEntry.name(), FailCategory.FINAL_PROCESS_CONTEXT, "indexing prevented by regular expression on url; indexUrlMustMatchPattern = " + profile.indexUrlMustMatchPattern().pattern() + ", indexUrlMustNotMatchPattern = " + profile.indexUrlMustNotMatchPattern().pattern()); return new IndexingQueueEntry(in.queueEntry, in.documents, null); } // check which files may take part in the indexing process final List doclist = new ArrayList(); docloop: for (final Document document : in.documents) { if (document.indexingDenied()) { if (this.log.isInfo()) this.log.logInfo("Not Condensed Resource '" + urls + "': 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 docloop; } if (!(profile.indexContentMustMatchPattern() == CrawlProfile.MATCH_ALL_PATTERN || profile.indexContentMustMatchPattern().matcher(document.getTextString()).matches()) || (profile.indexContentMustNotMatchPattern() != CrawlProfile.MATCH_NEVER_PATTERN && profile.indexContentMustNotMatchPattern().matcher(document.getTextString()).matches())) { if (this.log.isInfo()) this.log.logInfo("Not Condensed Resource '" + urls + "': indexing prevented by regular expression on content; indexContentMustMatchPattern = " + profile.indexContentMustMatchPattern().pattern() + ", indexContentMustNotMatchPattern = " + profile.indexContentMustNotMatchPattern().pattern()); addURLtoErrorDB( in.queueEntry.url(), in.queueEntry.referrerHash(), in.queueEntry.initiator(), in.queueEntry.name(), FailCategory.FINAL_PROCESS_CONTEXT, "indexing prevented by regular expression on content; indexContentMustMatchPattern = " + profile.indexContentMustMatchPattern().pattern() + ", indexContentMustNotMatchPattern = " + profile.indexContentMustNotMatchPattern().pattern()); continue docloop; } doclist.add(document); } if ( doclist.isEmpty() ) { return new IndexingQueueEntry(in.queueEntry, in.documents, null); } in.documents = doclist.toArray(new Document[doclist.size()]); final Condenser[] condenser = new Condenser[in.documents.length]; for ( int i = 0; i < in.documents.length; i++ ) { condenser[i] = new Condenser( in.documents[i], in.queueEntry.profile().indexText(), in.queueEntry.profile().indexMedia(), LibraryProvider.dymLib, LibraryProvider.synonyms, true); // update image result list statistics // its good to do this concurrently here, because it needs a DNS lookup // to compute a URL hash which is necessary for a double-check ResultImages.registerImages(in.queueEntry.url(), in.documents[i], (profile == null) ? true : !profile.remoteIndexing()); } return new IndexingQueueEntry(in.queueEntry, in.documents, condenser); } public IndexingQueueEntry webStructureAnalysis(final IndexingQueueEntry in) { in.queueEntry.updateStatus(Response.QUEUE_STATE_STRUCTUREANALYSIS); for (Document document : in.documents) { assert this.webStructure != null; assert in != null; assert in.queueEntry != null; assert in.documents != null; assert in.queueEntry != null; this.webStructure.generateCitationReference(in.queueEntry.url(), document); // [outlinksSame, outlinksOther] } return in; } 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.queueEntry, in.queueEntry.profile().collections(), in.documents[i], in.condenser[i], null, "crawler/indexing queue"); } } in.queueEntry.updateStatus(Response.QUEUE_STATE_FINISHED); } private void storeDocumentIndex( final Response queueEntry, final String[] collections, final Document document, final Condenser condenser, final SearchEvent searchEvent, final String sourceName) { //TODO: document must carry referer, size and last modified // CREATE INDEX final String dc_title = document.dc_title(); final DigestURI url = document.dc_source(); final DigestURI referrerURL = queueEntry.referrerURL(); EventOrigin processCase = queueEntry.processCase(this.peers.mySeed().hash); 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().collectionName()); return; } // remove stopwords this.log.logInfo("Excluded " + condenser.excludeWords(stopwords) + " words in URL " + url); // STORE WORD INDEX SolrInputDocument newEntry = this.index.storeDocument( url, referrerURL, collections, queueEntry.getResponseHeader(), document, condenser, searchEvent, sourceName, getConfigBool(SwitchboardConstants.DHT_ENABLED, false)); final RSSFeed feed = EventChannel.channels(queueEntry.initiator() == null ? EventChannel.PROXY : Base64Order.enhancedCoder.equal( queueEntry.initiator(), ASCII.getBytes(this.peers.mySeed().hash)) ? EventChannel.LOCALINDEXING : EventChannel.REMOTEINDEXING); feed.addMessage(new RSSMessage("Indexed web page", dc_title, queueEntry.url(), ASCII.String(queueEntry.url().hash()))); // store rss feeds in document into rss table for ( final Map.Entry rssEntry : document.getRSS().entrySet() ) { final Tables.Data rssRow = new Tables.Data(); rssRow.put("referrer", url.hash()); rssRow.put("url", UTF8.getBytes(rssEntry.getKey().toNormalform(true))); rssRow.put("title", UTF8.getBytes(rssEntry.getValue())); rssRow.put("recording_date", new Date()); try { this.tables.update("rss", rssEntry.getKey().hash(), rssRow); } catch ( final IOException e ) { Log.logException(e); } } // update url result list statistics ResultURLs.stack( ASCII.String(url.hash()), // loaded url db entry url.getHost(), queueEntry.initiator(), // initiator peer hash UTF8.getBytes(this.peers.mySeed().hash), // executor peer hash processCase // process case ); // 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); // 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 SolrDocument sd = this.index.fulltext().getDefaultConfiguration().toSolrDocument(newEntry); new Thread(new receiptSending(initiatorPeer, new URIMetadataNode(sd)), "sending receipt to " + ASCII.String(queueEntry.initiator())).start(); } } } public final void addAllToIndex( final DigestURI url, final Map links, final SearchEvent searchEvent, final String heuristicName, final String[] collections) { List urls = new ArrayList(); // add the landing page to the index. should not load that again since it should be in the cache if (url != null) { urls.add(url); } // check if some of the links match with the query final Map matcher = searchEvent.query.separateMatches(links); // take the matcher and load them all for (final Map.Entry entry : matcher.entrySet()) { urls.add(new DigestURI(entry.getKey(), (byte[]) null)); } // take then the no-matcher and load them also for (final Map.Entry entry : links.entrySet()) { urls.add(new DigestURI(entry.getKey(), (byte[]) null)); } addToIndex(urls, searchEvent, heuristicName, collections); } public void remove(final Collection deleteIDs) { this.index.fulltext().remove(deleteIDs); for (String id: deleteIDs) { this.crawlQueues.urlRemove(ASCII.getBytes(id)); } } public void remove(final byte[] urlhash) { this.index.fulltext().remove(urlhash); this.crawlQueues.urlRemove(urlhash); } public void stackURLs(Set rootURLs, final CrawlProfile profile, final Set successurls, final Map failurls) { if (rootURLs == null || rootURLs.size() == 0) return; List stackthreads = new ArrayList(); // do this concurrently for (DigestURI url: rootURLs) { final DigestURI turl = url; Thread t = new Thread() { public void run() { String failreason; if ((failreason = Switchboard.this.stackUrl(profile, turl)) == null) successurls.add(turl); else failurls.put(turl, failreason); } }; t.start(); stackthreads.add(t); try {Thread.sleep(10);} catch (InterruptedException e) {} // to prevent that this fires more than 100 connections pre second! } long waitingtime = 1 + (30000 / rootURLs.size()); // at most wait only halve an minute to prevent that the crawl start runs into a time-out for (Thread t: stackthreads) try {t.join(waitingtime);} catch (InterruptedException e) {} } /** * stack the url to the crawler * @param profile * @param url * @return null if this was ok. If this failed, return a string with a fail reason */ @SuppressWarnings("deprecation") public String stackUrl(CrawlProfile profile, DigestURI url) { byte[] handle = ASCII.getBytes(profile.handle()); // remove url from the index to be prepared for a re-crawl final byte[] urlhash = url.hash(); remove(urlhash); // because the removal is done concurrenlty, it is possible that the crawl // stacking may fail because of double occurrences of that url. Therefore // we must wait here until the url has actually disappeared int t = 100; while (t-- > 0 && this.index.exists(ASCII.String(urlhash))) { try {Thread.sleep(100);} catch (InterruptedException e) {} Log.logFine("Switchboard", "STACKURL: waiting for deletion, t=" + t); if (t == 20) this.index.fulltext().commit(true); if (t == 50) this.index.fulltext().commit(false); } // special handling of ftp protocol if (url.isFTP()) { try { this.crawler.putActive(handle, profile); this.crawlStacker.enqueueEntriesFTP(this.peers.mySeed().hash.getBytes(), profile.handle(), url.getHost(), url.getPort(), false); return null; } catch (final Exception e) { // mist Log.logException(e); return "problem crawling an ftp site: " + e.getMessage(); } } // get a scraper to get the title Document scraper; try { scraper = this.loader.loadDocument(url, CacheStrategy.IFFRESH, BlacklistType.CRAWLER, CrawlQueues.queuedMinLoadDelay, ClientIdentification.DEFAULT_TIMEOUT); } catch (IOException e) { return "scraper cannot load URL: " + e.getMessage(); } final String title = scraper == null ? url.toNormalform(true) : scraper.dc_title(); final String description = scraper.dc_description(); // add the url to the crawl stack this.crawler.removePassive(handle); // if there is an old entry, delete it this.crawler.putActive(handle, profile); final String reasonString = this.crawlStacker.stackCrawl(new Request( this.peers.mySeed().hash.getBytes(), url, null, "CRAWLING-ROOT", new Date(), profile.handle(), 0, 0, 0, 0 )); if (reasonString != null) return reasonString; // create a bookmark from crawl start url //final Set tags=ListManager.string2set(BookmarkHelper.cleanTagsString(post.get("bookmarkFolder","/crawlStart"))); final Set tags=ListManager.string2set(BookmarkHelper.cleanTagsString("/crawlStart")); tags.add("crawlStart"); final String[] keywords = scraper.dc_subject(); if (keywords != null) { for (final String k: keywords) { final String kk = BookmarkHelper.cleanTagsString(k); if (kk.length() > 0) tags.add(kk); } } String tagStr = tags.toString(); if (tagStr.length() > 2 && tagStr.startsWith("[") && tagStr.endsWith("]")) tagStr = tagStr.substring(1, tagStr.length() - 2); // we will create always a bookmark to use this to track crawled hosts final BookmarksDB.Bookmark bookmark = this.bookmarksDB.createBookmark(url.toNormalform(true), "admin"); if (bookmark != null) { bookmark.setProperty(BookmarksDB.Bookmark.BOOKMARK_TITLE, title); bookmark.setProperty(BookmarksDB.Bookmark.BOOKMARK_DESCRIPTION, description); bookmark.setOwner("admin"); bookmark.setPublic(false); bookmark.setTags(tags, true); this.bookmarksDB.saveBookmark(bookmark); } // do the same for ymarks // TODO: could a non admin user add crawls? try { this.tables.bookmarks.createBookmark(this.loader, url, YMarkTables.USER_ADMIN, true, "crawlStart", "/Crawl Start"); } catch (IOException e) { Log.logException(e); } catch (Failure e) { Log.logException(e); } // that was ok return null; } /** * 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 Collection urls, final SearchEvent searchEvent, final String heuristicName, final String[] collections) { Map urlmap = new HashMap(); for (DigestURI url: urls) urlmap.put(ASCII.String(url.hash()), url); if (searchEvent != null) { for (String id: urlmap.keySet()) searchEvent.addHeuristic(ASCII.getBytes(id), heuristicName, true); } final Set existing = this.index.exists(urlmap.keySet()); final List requests = new ArrayList(); for (Map.Entry e: urlmap.entrySet()) { final String urlName = e.getValue().toNormalform(true); if (existing.contains(e.getKey())) { this.log.logInfo("addToIndex: double " + urlName); continue; } final Request request = this.loader.request(e.getValue(), true, true); final CrawlProfile profile = this.crawler.getActive(ASCII.getBytes(request.profileHandle())); final String acceptedError = this.crawlStacker.checkAcceptance(e.getValue(), profile, 0); if (acceptedError != null) { this.log.logWarning("addToIndex: cannot load " + urlName + ": " + acceptedError); continue; } requests.add(request); } new Thread() { @Override public void run() { for (Request request: requests) { DigestURI url = request.url(); String urlName = url.toNormalform(true); Thread.currentThread().setName("Switchboard.addToIndex:" + urlName); try { final Response response = Switchboard.this.loader.load(request, CacheStrategy.IFFRESH, BlacklistType.CRAWLER, CrawlQueues.queuedMinLoadDelay, ClientIdentification.DEFAULT_TIMEOUT); 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, LibraryProvider.synonyms, true); ResultImages.registerImages(url, document, true); Switchboard.this.webStructure.generateCitationReference(url, document); storeDocumentIndex( response, collections, document, condenser, searchEvent, "heuristic:" + heuristicName); Switchboard.this.log.logInfo("addToIndex fill of url " + urlName + " finished"); } } } catch ( final IOException e ) { Switchboard.this.log.logWarning("addToIndex: failed loading " + urlName + ": " + e.getMessage()); } catch ( final Parser.Failure e ) { Switchboard.this.log.logWarning("addToIndex: failed parsing " + urlName + ": " + e.getMessage()); } } } }.start(); } /** * add url to Crawler - which itself loads the URL, parses the content and adds it to the index * transparent alternative to "addToIndex" including, double in crawler check, display in crawl monitor * but doesn't return results for a ongoing search * * @param url the url that shall be indexed * @param asglobal true adds the url to global crawl queue (for remote crawling), false to the local crawler */ public void addToCrawler(final Collection urls, final boolean asglobal) { Map urlmap = new HashMap(); for (DigestURI url: urls) urlmap.put(ASCII.String(url.hash()), url); Set existingids = this.index.exists(urlmap.keySet()); for (Map.Entry e: urlmap.entrySet()) { if (existingids.contains(e.getKey())) continue; // double DigestURI url = e.getValue(); final Request request = this.loader.request(url, true, true); final CrawlProfile profile = this.crawler.getActive(ASCII.getBytes(request.profileHandle())); final String acceptedError = this.crawlStacker.checkAcceptance(url, profile, 0); if (acceptedError != null) { this.log.logInfo("addToCrawler: cannot load " + url.toNormalform(true) + ": " + acceptedError); return; } final String s; if (asglobal) { s = this.crawlQueues.noticeURL.push(StackType.GLOBAL, request, this.robots); } else { s = this.crawlQueues.noticeURL.push(StackType.LOCAL, request, this.robots); } if (s != null) { Switchboard.this.log.logInfo("addToCrawler: failed to add " + url.toNormalform(true) + ": " + s); } } } public class receiptSending implements Runnable { private final Seed initiatorPeer; private final URIMetadataNode reference; public receiptSending(final Seed initiatorPeer, final URIMetadataNode reference) { this.initiatorPeer = initiatorPeer; this.reference = reference; } @Override public void run() { final long t = System.currentTimeMillis(); final Map response = Protocol.crawlReceipt( Switchboard.this.peers.mySeed(), this.initiatorPeer, "crawl", "fill", "indexed", this.reference, ""); if ( response == null ) { Switchboard.this.log.logInfo("Sending crawl receipt for '" + this.reference.url().toNormalform(true) + "' to " + this.initiatorPeer.getName() + " FAILED, send time = " + (System.currentTimeMillis() - t)); return; } final String delay = response.get("delay"); Switchboard.this.log.logInfo("Sending crawl receipt for '" + this.reference.url().toNormalform(true) + "' to " + this.initiatorPeer.getName() + " success, delay = " + delay + ", send time = " + (System.currentTimeMillis() - t)); } } /** * check authentication status for request access shall be granted if return value >= 2; these are the * cases where an access is granted to protected pages: - 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.isEmpty() ) { 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 = requestHeader.accessFromLocalhost(); 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.isEmpty() ) { 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 String dhtShallTransfer() { 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(SwitchboardConstants.DHT_ENABLED, 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.index; if ( indexSegment.RWICount() < 100 ) { return "no DHT distribution: not enough words - wordIndex.size() = " + indexSegment.RWICount(); } 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() { if ( this.dhtDispatcher == null ) { return false; } final String rejectReason = dhtShallTransfer(); 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() ) { 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 = DHTSelection.selectTransferStart(); assert startHash != null; limitHash = DHTSelection.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() { Thread.currentThread().setName("Switchboard.heuristicSite:" + host); 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.oneFeederStarted(); try { links = Switchboard.this.loader.loadLinks(url, CacheStrategy.NOCACHE, BlacklistType.SEARCH, TextSnippet.snippetMinLoadDelay, 2000); 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", new String[]{"site"}); } } catch ( final Throwable e ) { Log.logException(e); } finally { searchEvent.oneFeederTerminated(); } } }.start(); } public final void heuristicSearchResults(final String host) { new Thread() { @Override public void run() { // get the links for a specific site final DigestURI startUrl; try { startUrl = new DigestURI(host); } catch (final MalformedURLException e) { Log.logException(e); return; } final Map links; DigestURI url; try { links = Switchboard.this.loader.loadLinks(startUrl, CacheStrategy.IFFRESH, BlacklistType.SEARCH, TextSnippet.snippetMinLoadDelay, 2000); if (links != null) { if (links.size() < 1000) { // limit to 1000 to skip large index pages final Iterator i = links.keySet().iterator(); final boolean globalcrawljob = Switchboard.this.getConfigBool("heuristic.searchresults.crawlglobal",false); Collection urls = new ArrayList(); while (i.hasNext()) { url = i.next(); boolean islocal = url.getHost().contentEquals(startUrl.getHost()); // add all external links or links to different page to crawler if ( !islocal ) {// || (!startUrl.getPath().endsWith(url.getPath()))) { urls.add(url); } } addToCrawler(urls, globalcrawljob); } } } catch (final Throwable e) { Log.logException(e); } } }.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() { String queryString = searchEvent.query.getQueryGoal().getOriginalQueryString(false); Thread.currentThread().setName("Switchboard.heuristicRSS:" + queryString); 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.oneFeederStarted(); try { final Response response = Switchboard.this.loader.load(Switchboard.this.loader.request(url, true, false), CacheStrategy.NOCACHE, BlacklistType.SEARCH, TextSnippet.snippetMinLoadDelay, ClientIdentification.DEFAULT_TIMEOUT); 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(); DigestURI uri; for ( final RSSMessage message : rss.getFeed() ) { try { uri = new DigestURI(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, new String[]{"rss"}); } } catch ( final Throwable e ) { //Log.logException(e); } finally { searchEvent.oneFeederTerminated(); } } }.start(); } public static int currentPPM() { return EventTracker.countEvents(EventTracker.EClass.INDEX, 20000) * 3; } public float averageQPM() { final long uptime = (System.currentTimeMillis() - 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); } private static long indeSizeCache = 0; private static long indexSizeTime = 0; 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; Seed mySeed = this.peers.mySeed(); mySeed.put(Seed.ISPEED, Integer.toString(currentPPM())); mySeed.put(Seed.RSPEED, Float.toString(averageQPM())); mySeed.put(Seed.UPTIME, Long.toString(uptime / 60)); // the number of minutes that the peer is up in minutes/day (moving average MA30) long t = System.currentTimeMillis(); if (t - indexSizeTime > 60000) { indeSizeCache = sb.index.fulltext().collectionSize(); indexSizeTime = t; } mySeed.put(Seed.LCOUNT, Long.toString(indeSizeCache)); // the number of links that the peer has stored (LURL's) mySeed.put(Seed.NCOUNT, Integer.toString(this.crawlQueues.noticeURL.size())); // the number of links that the peer has noticed, but not loaded (NURL's) mySeed.put( Seed.RCOUNT, Integer.toString(this.crawlQueues.noticeURL.stackSize(NoticedURL.StackType.GLOBAL))); // the number of links that the peer provides for remote crawling (ZURL's) mySeed.put(Seed.ICOUNT, Long.toString(this.index.RWICount())); // the minimum number of words that the peer has indexed (as it says) mySeed.put(Seed.SCOUNT, Integer.toString(this.peers.sizeConnected())); // the number of seeds that the peer has stored mySeed.put( Seed.CCOUNT, Float.toString(((int) ((this.peers.sizeConnected() + this.peers.sizeDisconnected() + this.peers .sizePotential()) * 60.0f / (uptime + 1.01f)) * 100.0f) / 100.0f)); // the number of clients that the peer connects (as connects/hour) mySeed.put(Seed.VERSION, yacyBuildProperties.getLongVersion()); mySeed.setFlagDirectConnect(true); mySeed.setLastSeenUTC(); mySeed.put(Seed.UTC, GenericFormatter.UTCDiffString()); mySeed.setFlagAcceptRemoteCrawl(getConfigBool("crawlResponse", true)); mySeed.setFlagAcceptRemoteIndex(getConfigBool("allowReceiveIndex", true)); mySeed.setFlagSSLAvailable(getConfigBool("server.https", false)); } public void loadSeedLists() { // uses the superseed to initialize the database with known seeds String seedListFileURL; final int sc = this.peers.sizeConnected(); Network.log.logInfo("BOOTSTRAP: " + sc + " seeds known from previous run, concurrently starting seedlist loader"); // - use the superseed to further fill up the seedDB AtomicInteger scc = new AtomicInteger(0); int c = 0; while ( true ) { if ( Thread.currentThread().isInterrupted() ) { break; } seedListFileURL = this.getConfig("network.unit.bootstrap.seedlist" + c, ""); if ( seedListFileURL.isEmpty() ) { break; } c++; if ( seedListFileURL.startsWith("http://") || seedListFileURL.startsWith("https://") ) { loadSeedListConcurrently(this.peers, seedListFileURL, scc, (int) getConfigLong("bootstrapLoadTimeout", 10000)); } } } private static void loadSeedListConcurrently(final SeedDB peers, final String seedListFileURL, final AtomicInteger scc, final int timeout) { // uses the superseed to initialize the database with known seeds Thread seedLoader = new Thread() { @Override public void run() { // load the seed list try { DigestURI url = new DigestURI(seedListFileURL); //final long start = System.currentTimeMillis(); final RequestHeader reqHeader = new RequestHeader(); reqHeader.put(HeaderFramework.PRAGMA, "no-cache"); reqHeader.put(HeaderFramework.CACHE_CONTROL, "no-cache"); final HTTPClient client = new HTTPClient(ClientIdentification.getUserAgent(), timeout); client.setHeader(reqHeader.entrySet()); client.HEADResponse(url.toString()); int statusCode = client.getHttpResponse().getStatusLine().getStatusCode(); ResponseHeader header = new ResponseHeader(statusCode, 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) && (scc.get() > 0) ) { Network.log.logInfo("BOOTSTRAP: seed-list URL " + seedListFileURL + " too old (" + (header.age() / 86400000) + " days)"); } else { scc.incrementAndGet(); final byte[] content = client.GETbytes(url); Iterator enu = FileUtils.strings(content); int lc = 0; while ( enu.hasNext() ) { try { Seed ys = Seed.genRemoteSeed(enu.next(), false, null); if ( (ys != null) && (!peers.mySeedIsDefined() || !peers.mySeed().hash.equals(ys.hash)) ) { final long lastseen = Math.abs((System.currentTimeMillis() - ys.getLastSeenUTC()) / 1000 / 60); if ( lastseen < 60 ) { if ( peers.peerActions.connectPeer(ys, false) ) { lc++; } } } } catch ( final IOException e ) { Network.log.logInfo("BOOTSTRAP: bad seed from " + seedListFileURL + ": " + 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); } } }; seedLoader.start(); } 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.port = port; ProxySettings.host = host; ProxySettings.setProxyUse4HTTP(ProxySettings.host != null && ProxySettings.host.length() > 0 && getConfigBool("remoteProxyUse", false)); ProxySettings.setProxyUse4YaCy(getConfig("remoteProxyUse4Yacy", "true").equalsIgnoreCase("true")); ProxySettings.setProxyUse4HTTPS(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 Shutdown(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; } }