diff --git a/nbproject/project.xml b/nbproject/project.xml index a9bb922d4..c9794a254 100644 --- a/nbproject/project.xml +++ b/nbproject/project.xml @@ -72,12 +72,13 @@ <ide-action name="test"/> </context-menu> </view> + <subprojects/> </general-data> <java-data xmlns="http://www.netbeans.org/ns/freeform-project-java/3"> <compilation-unit> <package-root>source</package-root> <package-root>htroot</package-root> - <classpath mode="compile">lib/activation.jar;lib/apache-mime4j-0.6.jar;lib/apache-solr-core-4.0.0.jar;lib/apache-solr-solrj-4.0.0.jar;lib/arq-2.8.7.jar;lib/bcmail-jdk15-145.jar;lib/bcprov-jdk15-145.jar;lib/commons-codec-1.7.jar;lib/commons-compress-1.4.1.jar;lib/commons-fileupload-1.2.2.jar;lib/commons-httpclient-3.1.jar;lib/commons-io-2.1.jar;lib/commons-jxpath-1.3.jar;lib/commons-lang-2.6.jar;lib/commons-logging-1.1.1.jar;lib/fontbox-1.7.1.jar;lib/geronimo-stax-api_1.0_spec-1.0.1.jar;lib/guava-r05.jar;lib/htmllexer.jar;lib/htmlparser.jar;lib/httpclient-4.2.3.jar;lib/httpcore-4.2.3.jar;lib/httpmime-4.2.3.jar;lib/icu4j-core.jar;lib/iri-0.8.jar;lib/J7Zip-modified.jar;lib/jakarta-oro-2.0.8.jar;lib/jaudiotagger-2.0.4-20111207.115108-15.jar;lib/jcifs-1.3.15.jar;lib/jcl-over-slf4j-1.7.2.jar;lib/jempbox-1.7.1.jar;lib/jena-2.6.4.jar;lib/jetty-6.1.26-patched-JETTY-1340.jar;lib/jetty-util-6.1.26-patched-JETTY-1340.jar;lib/jsch-0.1.42.jar;lib/json-simple-1.1.jar;lib/jsoup-1.6.3.jar;lib/log4j-1.2.17.jar;lib/log4j-over-slf4j-1.7.2.jar;lib/lucene-analyzers-4.0.0.jar;lib/lucene-core-4.0.0.jar;lib/lucene-highlighter-4.0.0.jar;lib/lucene-phonetic-4.0.0.jar;lib/lucene-spatial-4.0.0.jar;lib/lucene-spellchecker-4.0.0.jar;lib/metadata-extractor-2.4.0-beta-1.jar;lib/mysql-connector-java-5.1.12-bin.jar;lib/pdfbox-1.7.1.jar;lib/poi-3.6-20091214.jar;lib/poi-scratchpad-3.6-20091214.jar;lib/sax-2.0.1.jar;lib/servlet-api-2.5-20081211.jar;lib/slf4j-api-1.7.2.jar;lib/slf4j-jdk14-1.7.2.jar;lib/webcat-0.1-swf.jar;lib/wstx-asl-3.2.7.jar;lib/xercesImpl.jar;lib/xml-apis.jar;lib/zookeeper-3.3.6.jar</classpath> + <classpath mode="compile">lib/activation.jar;lib/apache-mime4j-0.6.jar;lib/arq-2.8.7.jar;lib/bcmail-jdk15-145.jar;lib/bcprov-jdk15-145.jar;lib/commons-codec-1.7.jar;lib/commons-compress-1.4.1.jar;lib/commons-fileupload-1.2.2.jar;lib/commons-httpclient-3.1.jar;lib/commons-io-2.1.jar;lib/commons-jxpath-1.3.jar;lib/commons-lang-2.6.jar;lib/commons-logging-1.1.1.jar;lib/fontbox-1.7.1.jar;lib/geronimo-stax-api_1.0_spec-1.0.1.jar;lib/guava-13.0.1.jar;lib/htmllexer.jar;lib/httpclient-4.2.3.jar;lib/httpcore-4.2.3.jar;lib/httpmime-4.2.3.jar;lib/icu4j-core.jar;lib/iri-0.8.jar;lib/J7Zip-modified.jar;lib/jakarta-oro-2.0.8.jar;lib/jaudiotagger-2.0.4-20111207.115108-15.jar;lib/jcifs-1.3.15.jar;lib/jcl-over-slf4j-1.7.2.jar;lib/jempbox-1.7.1.jar;lib/jena-2.6.4.jar;lib/jsch-0.1.42.jar;lib/json-simple-1.1.jar;lib/jsoup-1.6.3.jar;lib/log4j-1.2.17.jar;lib/log4j-over-slf4j-1.7.2.jar;lib/lucene-analyzers-common-4.1.0.jar;lib/lucene-analyzers-phonetic-4.1.0.jar;lib/lucene-core-4.1.0.jar;lib/lucene-misc-4.1.0.jar;lib/lucene-spatial-4.1.0.jar;lib/metadata-extractor-2.4.0-beta-1.jar;lib/mysql-connector-java-5.1.12-bin.jar;lib/pdfbox-1.7.1.jar;lib/poi-3.6-20091214.jar;lib/poi-scratchpad-3.6-20091214.jar;lib/sax-2.0.1.jar;lib/servlet-api-2.5-20081211.jar;lib/slf4j-api-1.7.2.jar;lib/slf4j-jdk14-1.7.2.jar;lib/solr-core-4.1.0.jar;lib/solr-solrj-4.1.0.jar;lib/spatial4j-0.3.jar;lib/webcat-0.1-swf.jar;lib/wstx-asl-3.2.7.jar;lib/xercesImpl.jar;lib/xml-apis.jar;lib/zookeeper-3.4.5.jar</classpath> <source-level>1.6</source-level> </compilation-unit> </java-data> diff --git a/source/net/yacy/yacy.java b/source/net/yacy/yacy.java index 29c4a62ae..99cf11916 100644 --- a/source/net/yacy/yacy.java +++ b/source/net/yacy/yacy.java @@ -1,692 +1,697 @@ -// yacy.java -// ----------------------- -// (C) by Michael Peter Christen; mc@yacy.net -// first published on http://www.yacy.net -// Frankfurt, Germany, 2004, 2005 -// -// $LastChangedDate$ -// $LastChangedRevision$ -// $LastChangedBy$ -// -// 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 - -package net.yacy; - -import java.io.BufferedReader; -import java.io.BufferedWriter; -import java.io.File; -import java.io.FileInputStream; -import java.io.FileNotFoundException; -import java.io.FileOutputStream; -import java.io.FileWriter; -import java.io.IOException; -import java.io.InputStreamReader; -import java.io.PrintWriter; -import java.io.RandomAccessFile; -import java.nio.channels.FileChannel; -import java.nio.channels.FileLock; -import java.util.Properties; -import java.util.concurrent.Semaphore; - -import net.yacy.cora.date.GenericFormatter; -import net.yacy.cora.lod.JenaTripleStore; -import net.yacy.cora.protocol.ClientIdentification; -import net.yacy.cora.protocol.RequestHeader; -import net.yacy.cora.protocol.TimeoutRequest; -import net.yacy.cora.protocol.http.HTTPClient; -import net.yacy.cora.sorting.Array; -import net.yacy.data.Translator; -import net.yacy.gui.YaCyApp; -import net.yacy.gui.framework.Browser; -import net.yacy.kelondro.logging.Log; -import net.yacy.kelondro.util.FileUtils; -import net.yacy.kelondro.util.Formatter; -import net.yacy.kelondro.util.MemoryControl; -import net.yacy.kelondro.util.OS; -import net.yacy.peers.operation.yacyBuildProperties; -import net.yacy.peers.operation.yacyRelease; -import net.yacy.peers.operation.yacyVersion; -import net.yacy.search.Switchboard; -import net.yacy.search.SwitchboardConstants; -import net.yacy.server.serverCore; -import net.yacy.server.http.HTTPDemon; - -import com.google.common.io.Files; - - -/** -* This is the main class of YaCy. Several threads are started from here: -* <ul> -* <li>one single instance of the plasmaSwitchboard is generated, which itself -* starts a thread with a plasmaHTMLCache object. This object simply counts -* files sizes in the cache and terminates them. It also generates a -* plasmaCrawlerLoader object, which may itself start some more httpc-calling -* threads to load web pages. They terminate automatically when a page has -* loaded. -* <li>one serverCore - thread is started, which implements a multi-threaded -* server. The process may start itself many more processes that handle -* connections.lo -* <li>finally, all idle-dependent processes are written in a queue in -* plasmaSwitchboard which are worked off inside an idle-sensitive loop of the -* main process. (here) -* </ul> -* -* On termination, the following must be done: -* <ul> -* <li>stop feeding of the crawling process because it otherwise fills the -* indexing queue. -* <li>say goodbye to connected peers and disable new connections. Don't wait for -* success. -* <li>first terminate the serverCore thread. This prevents that new cache -* objects are queued. -* <li>wait that the plasmaHTMLCache terminates (it should be normal that this -* process already has terminated). -* <li>then wait for termination of all loader process of the -* plasmaCrawlerLoader. -* <li>work off the indexing and cache storage queue. These values are inside a -* RAM cache and would be lost otherwise. -* <li>write all settings. -* <li>terminate. -* </ul> -*/ - -public final class yacy { - - // static objects - public static final String vString = yacyBuildProperties.getVersion(); - public static float version = 0.1f; - - public static final String vDATE = yacyBuildProperties.getBuildDate(); - public static final String copyright = "[ YaCy v" + vString + ", build " + vDATE + " by Michael Christen / www.yacy.net ]"; - public static final String hline = "-------------------------------------------------------------------------------"; - public static final Semaphore shutdownSemaphore = new Semaphore(0); - - /** - * a reference to the {@link Switchboard} created by the - * {@link yacy#startup(String, long, long)} method. - */ - private static Switchboard sb = null; - public static String homedir; - public static File dataHome_g; - - /** - * Starts up the whole application. Sets up all datastructures and starts - * the main threads. - * - * @param homePath Root-path where all information is to be found. - * @param startupFree free memory at startup time, to be used later for statistics - */ - private static void startup(final File dataHome, final File appHome, final long startupMemFree, final long startupMemTotal, final boolean gui) { - try { - // start up - System.out.println(copyright); - System.out.println(hline); - - // check java version - try { - "a".isEmpty(); // needs at least Java 1.6 - } catch (final NoSuchMethodError e) { - System.err.println("STARTUP: Java Version too low. You need at least Java 1.6 to run YaCy"); - System.exit(-1); - } - - // ensure that there is a DATA directory, if not, create one and if that fails warn and die - mkdirsIfNeseccary(dataHome); - dataHome_g = dataHome; - mkdirsIfNeseccary(appHome); - File f = new File(dataHome, "DATA/"); - mkdirsIfNeseccary(f); - if (!(f.exists())) { - System.err.println("Error creating DATA-directory in " + dataHome.toString() + " . Please check your write-permission for this folder. YaCy will now terminate."); - System.exit(-1); - } - - homedir = appHome.toString(); - - // setting up logging - f = new File(dataHome, "DATA/LOG/"); - mkdirsIfNeseccary(f); - f = new File(dataHome, "DATA/LOG/yacy.logging"); - final File f0 = new File(appHome, "defaults/yacy.logging"); - if (!f.exists() || f0.lastModified() > f.lastModified()) try { - Files.copy(f0, f); - } catch (final IOException e){ - System.out.println("could not copy yacy.logging"); - } - try{ - Log.configureLogging(dataHome, appHome, new File(dataHome, "DATA/LOG/yacy.logging")); - } catch (final IOException e) { - System.out.println("could not find logging properties in homePath=" + dataHome); - Log.logException(e); - } - Log.logConfig("STARTUP", "YaCy version: " + yacyBuildProperties.getVersion() + "/" + yacyBuildProperties.getSVNRevision()); - Log.logConfig("STARTUP", "Java version: " + System.getProperty("java.version", "no-java-version")); - Log.logConfig("STARTUP", "Operation system: " + System.getProperty("os.name","unknown")); - Log.logConfig("STARTUP", "Application root-path: " + appHome); - Log.logConfig("STARTUP", "Data root-path: " + dataHome); - Log.logConfig("STARTUP", "Time zone: UTC" + GenericFormatter.UTCDiffString() + "; UTC+0000 is " + System.currentTimeMillis()); - Log.logConfig("STARTUP", "Maximum file system path length: " + OS.maxPathLength); - - f = new File(dataHome, "DATA/yacy.running"); - final String conf = "DATA/SETTINGS/yacy.conf".replace("/", File.separator); - if (f.exists()) { // another instance running? VM crash? User will have to care about this - Log.logSevere("STARTUP", "WARNING: the file " + f + " exists, this usually means that a YaCy instance is still running"); - - // If YaCy is actually running, then we check if the server port is open. - // If yes, then we consider that a restart is a user mistake and then we just respond - // as the user expects and tell the browser to open the start page. - // That will especially happen if Windows Users double-Click the YaCy Icon on the desktop to simply - // open the web interface. (They don't think of 'servers' they just want to get to the search page). - // We need to parse the configuration file for that to get the host port - File dataFile = new File(dataHome, conf); - if (dataFile.exists()) { - Properties p = new Properties(); - p.load(new FileInputStream(dataFile)); - int port = Integer.parseInt(p.getProperty("port", "8090")); - if (TimeoutRequest.ping("127.0.0.1", port, 1000)) { - Browser.openBrowser("http://localhost:" + port + "/" + p.getProperty(SwitchboardConstants.BROWSER_POP_UP_PAGE, "index.html")); - // Thats it; YaCy was running, the user is happy, we can stop now. - Log.logSevere("STARTUP", "WARNING: YaCy instance was still running; just opening the browser and exit."); - System.exit(0); - } - } - - // YaCy is not running; thus delete the file an go on as nothing was wrong. - delete(f); - } - if (!f.createNewFile()) Log.logSevere("STARTUP", "WARNING: the file " + f + " can not be created!"); - try { new FileOutputStream(f).write(Integer.toString(OS.getPID()).getBytes()); } catch (final Exception e) { } // write PID - f.deleteOnExit(); - FileChannel channel = null; - FileLock lock = null; - try { - channel = new RandomAccessFile(f,"rw").getChannel(); - lock = channel.tryLock(); // lock yacy.running - } catch (final Exception e) { } - - try { - sb = new Switchboard(dataHome, appHome, "defaults/yacy.init".replace("/", File.separator), conf); - } catch (final RuntimeException e) { - Log.logSevere("STARTUP", "YaCy cannot start: " + e.getMessage(), e); - System.exit(-1); - } - //sbSync.V(); // signal that the sb reference was set - - // switch the memory strategy - MemoryControl.setStandardStrategy(sb.getConfigBool("memory.standardStrategy", true)); - - // save information about available memory at startup time - sb.setConfig("memoryFreeAfterStartup", startupMemFree); - sb.setConfig("memoryTotalAfterStartup", startupMemTotal); - - // start gui if wanted - if (gui) YaCyApp.start("localhost", (int) sb.getConfigLong("port", 8090)); - - // hardcoded, forced, temporary value-migration - sb.setConfig("htTemplatePath", "htroot/env/templates"); - - int oldRev; - try { - oldRev = Integer.parseInt(sb.getConfig("svnRevision", "0")); - } catch (final NumberFormatException e) { - oldRev = 0; - } - final int newRev = Integer.parseInt(yacyBuildProperties.getSVNRevision()); - sb.setConfig("svnRevision", yacyBuildProperties.getSVNRevision()); - sb.setConfig("applicationRoot", appHome.toString()); - sb.setConfig("dataRoot", dataHome.toString()); - yacyVersion.latestRelease = version; - - // read environment - final int timeout = Math.max(5000, Integer.parseInt(sb.getConfig("httpdTimeout", "5000"))); - - // create some directories - final File htRootPath = new File(appHome, sb.getConfig("htRootPath", "htroot")); - final File htDocsPath = sb.getDataPath(SwitchboardConstants.HTDOCS_PATH, SwitchboardConstants.HTDOCS_PATH_DEFAULT); - mkdirIfNeseccary(htDocsPath); - //final File htTemplatePath = new File(homePath, sb.getConfig("htTemplatePath","htdocs")); - - // create default notifier picture - //TODO: Use templates instead of copying images ... - if (!((new File(htDocsPath, "notifier.gif")).exists())) try { - Files.copy(new File(htRootPath, "env/grafics/empty.gif"), - new File(htDocsPath, "notifier.gif")); - } catch (final IOException e) {} - - final File htdocsReadme = new File(htDocsPath, "readme.txt"); - if (!(htdocsReadme.exists())) try {FileUtils.copy(( - "This is your root directory for individual Web Content\r\n" + - "\r\n" + - "Please place your html files into the www subdirectory.\r\n" + - "The URL of that path is either\r\n" + - "http://www.<your-peer-name>.yacy or\r\n" + - "http://<your-ip>:<your-port>/www\r\n" + - "\r\n" + - "Other subdirectories may be created; they map to corresponding sub-domains.\r\n" + - "This directory shares it's content with the applications htroot path, so you\r\n" + - "may access your yacy search page with\r\n" + - "http://<your-peer-name>.yacy/\r\n" + - "\r\n").getBytes(), htdocsReadme);} catch (final IOException e) { - System.out.println("Error creating htdocs readme: " + e.getMessage()); - } - - final File wwwDefaultPath = new File(htDocsPath, "www"); - mkdirIfNeseccary(wwwDefaultPath); - - - final File shareDefaultPath = new File(htDocsPath, "share"); - mkdirIfNeseccary(shareDefaultPath); - - migration.migrate(sb, oldRev, newRev); - - // delete old release files - final int deleteOldDownloadsAfterDays = (int) sb.getConfigLong("update.deleteOld", 30); - yacyRelease.deleteOldDownloads(sb.releasePath, deleteOldDownloadsAfterDays ); - - // set user-agent - HTTPClient.setDefaultUserAgent(ClientIdentification.getUserAgent()); - - // initial fill of the triplestore - File triplestore = new File(sb.getConfig("triplestore", new File(dataHome, "DATA/TRIPLESTORE").getAbsolutePath())); - mkdirIfNeseccary(triplestore); - for (String s: triplestore.list()) { - if ((s.endsWith(".rdf") || s.endsWith(".nt")) && !s.equals("local.rdf") && !s.endsWith("_triplestore.rdf") && !s.startsWith("private_store_")) { - try { - JenaTripleStore.load(new File(triplestore, s).getAbsolutePath()); - } catch (IOException e) { - Log.logException(e); - } - } - } - if (sb.getConfigBool("triplestore.persistent", false)) { - File local = new File(triplestore, "local.rdf"); - if (local.exists()) { - try { - JenaTripleStore.load(local.getAbsolutePath()); - } catch (IOException e) { - Log.logException(e); - } - } - } - - // start main threads - final String port = sb.getConfig("port", "8090"); - try { - final HTTPDemon protocolHandler = new HTTPDemon(sb); - final serverCore server = new serverCore( - timeout /*control socket timeout in milliseconds*/, - true /* block attacks (wrong protocol) */, - protocolHandler /*command class*/, - sb, - 30000 /*command max length incl. GET args*/); - server.setName("httpd:"+port); - server.setPriority(Thread.MAX_PRIORITY); - server.setObeyIntermission(false); - - // start the server - sb.deployThread("10_httpd", "HTTPD Server/Proxy", "the HTTPD, used as web server and proxy", null, server, 0, 0, 0, 0); - //server.start(); - - // open the browser window - final boolean browserPopUpTrigger = sb.getConfig(SwitchboardConstants.BROWSER_POP_UP_TRIGGER, "true").equals("true"); - if (browserPopUpTrigger) try { - final String browserPopUpPage = sb.getConfig(SwitchboardConstants.BROWSER_POP_UP_PAGE, "ConfigBasic.html"); - //boolean properPW = (sb.getConfig("adminAccount", "").isEmpty()) && (sb.getConfig(httpd.ADMIN_ACCOUNT_B64MD5, "").length() > 0); - //if (!properPW) browserPopUpPage = "ConfigBasic.html"; - Browser.openBrowser((server.withSSL()?"https":"http") + "://localhost:" + serverCore.getPortNr(port) + "/" + browserPopUpPage); - } catch (final Throwable e) { - // cannot open browser. This may be normal in headless environments - //Log.logException(e); - } - - // enable browser popup, http server is ready now - sb.tray.setReady(); - - //regenerate Locales from Translationlist, if needed - final File locale_source = sb.getAppPath("locale.source", "locales"); - final String lang = sb.getConfig("locale.language", ""); - if (!lang.equals("") && !lang.equals("default")) { //locale is used - String currentRev = ""; - try{ - final BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(new File(sb.getDataPath("locale.translated_html", "DATA/LOCALE/htroot"), lang+"/version" )))); - currentRev = br.readLine(); - br.close(); - }catch(final IOException e){ - //Error - } - - if (!currentRev.equals(sb.getConfig("svnRevision", ""))) try { //is this another version?! - final File sourceDir = new File(sb.getConfig("htRootPath", "htroot")); - final File destDir = new File(sb.getDataPath("locale.translated_html", "DATA/LOCALE/htroot"), lang); - if (Translator.translateFilesRecursive(sourceDir, destDir, new File(locale_source, lang + ".lng"), "html,template,inc", "locale")){ //translate it - //write the new Versionnumber - final BufferedWriter bw = new BufferedWriter(new PrintWriter(new FileWriter(new File(destDir, "version")))); - bw.write(sb.getConfig("svnRevision", "Error getting Version")); - bw.close(); - } - } catch (final IOException e) {} - } - // initialize number formatter with this locale - Formatter.setLocale(lang); - - // registering shutdown hook - Log.logConfig("STARTUP", "Registering Shutdown Hook"); - final Runtime run = Runtime.getRuntime(); - run.addShutdownHook(new shutdownHookThread(Thread.currentThread(), sb)); - - // save information about available memory after all initializations - //try { - sb.setConfig("memoryFreeAfterInitBGC", MemoryControl.free()); - sb.setConfig("memoryTotalAfterInitBGC", MemoryControl.total()); - System.gc(); - sb.setConfig("memoryFreeAfterInitAGC", MemoryControl.free()); - sb.setConfig("memoryTotalAfterInitAGC", MemoryControl.total()); - //} catch (ConcurrentModificationException e) {} - - // wait for server shutdown - try { - sb.waitForShutdown(); - } catch (final Exception e) { - Log.logSevere("MAIN CONTROL LOOP", "PANIC: " + e.getMessage(),e); - } - // shut down - Array.terminate(); - Log.logConfig("SHUTDOWN", "caught termination signal"); - server.terminate(false); - server.interrupt(); - server.close(); - - // idle until the processes are down - if (server.isAlive()) { - server.interrupt(); - } - Log.logConfig("SHUTDOWN", "server has terminated"); - sb.close(); - } catch (final Exception e) { - Log.logSevere("STARTUP", "Unexpected Error: " + e.getClass().getName(),e); - //System.exit(1); - } - if(lock != null) lock.release(); - if(channel != null) channel.close(); - } catch (final Exception ee) { - Log.logSevere("STARTUP", "FATAL ERROR: " + ee.getMessage(),ee); - } finally { - } - - // save the triple store - if (sb.getConfigBool("triplestore.persistent", false)) { - JenaTripleStore.saveAll(); - } - - Log.logConfig("SHUTDOWN", "goodbye. (this is the last line)"); - Log.shutdown(); - shutdownSemaphore.release(1000); - try { - System.exit(0); - } catch (final Exception e) {} // was once stopped by de.anomic.net.ftpc$sm.checkExit(ftpc.java:1790) - } - - /** - * @param f - */ - private static void delete(final File f) { - if(!f.delete()) - Log.logSevere("STARTUP", "WARNING: the file " + f + " can not be deleted!"); - } - - /** - * @see File#mkdir() - * @param path - */ - private static void mkdirIfNeseccary(final File path) { - if (!(path.exists())) - if(!path.mkdir()) - Log.logWarning("STARTUP", "could not create directory "+ path.toString()); - } - - /** - * @see File#mkdirs() - * @param path - */ - public static void mkdirsIfNeseccary(final File path) { - if (!(path.exists())) - if(!path.mkdirs()) - Log.logWarning("STARTUP", "could not create directories "+ path.toString()); - } - - /** - * Loads the configuration from the data-folder. - * FIXME: Why is this called over and over again from every method, instead - * of setting the configurationdata once for this class in main? - * - * @param mes Where are we called from, so that the errormessages can be - * more descriptive. - * @param homePath Root-path where all the information is to be found. - * @return Properties read from the configurationfile. - */ - private static Properties configuration(final String mes, final File homePath) { - Log.logConfig(mes, "Application Root Path: " + homePath.toString()); - - // read data folder - final File dataFolder = new File(homePath, "DATA"); - if (!(dataFolder.exists())) { - Log.logSevere(mes, "Application was never started or root path wrong."); - System.exit(-1); - } - - final Properties config = new Properties(); - FileInputStream fis = null; - try { - fis = new FileInputStream(new File(homePath, "DATA/SETTINGS/yacy.conf")); - config.load(fis); - } catch (final FileNotFoundException e) { - Log.logSevere(mes, "could not find configuration file."); - System.exit(-1); - } catch (final IOException e) { - Log.logSevere(mes, "could not read configuration file."); - System.exit(-1); - } finally { - if(fis != null) { - try { - fis.close(); - } catch (final IOException e) { - Log.logException(e); - } - } - } - - return config; - } - - /** - * Call the shutdown-page of YaCy to tell it to shut down. This method is - * called if you start yacy with the argument -shutdown. - * - * @param homePath Root-path where all the information is to be found. - */ - public static void shutdown(final File homePath) { - // start up - System.out.println(copyright); - System.out.println(hline); - submitURL(homePath, "Steering.html?shutdown=", "Terminate YaCy"); - } - - public static void update(final File homePath) { - // start up - System.out.println(copyright); - System.out.println(hline); - submitURL(homePath, "ConfigUpdate_p.html?autoUpdate=", "Update YaCy to most recent version"); - } - - private static void submitURL(final File homePath, final String path, final String processdescription) { - final Properties config = configuration("COMMAND-STEERING", homePath); - - // read port - final int port = serverCore.getPortNr(config.getProperty("port", "8090")); - - // read password - String encodedPassword = (String) config.get(SwitchboardConstants.ADMIN_ACCOUNT_B64MD5); - if (encodedPassword == null) encodedPassword = ""; // not defined - - // send 'wget' to web interface - final RequestHeader requestHeader = new RequestHeader(); - requestHeader.put(RequestHeader.AUTHORIZATION, "realm=" + encodedPassword); // for http-authentify -// final Client con = new Client(10000, requestHeader); - final HTTPClient con = new HTTPClient(ClientIdentification.getUserAgent(), ClientIdentification.DEFAULT_TIMEOUT); - con.setHeader(requestHeader.entrySet()); -// ResponseContainer res = null; - try { -// res = con.GET("http://localhost:"+ port +"/" + path); - con.GETbytes("http://localhost:"+ port +"/" + path); - - // read response -// if (res.getStatusLine().startsWith("2")) { - if (con.getStatusCode() > 199 && con.getStatusCode() < 300) { - Log.logConfig("COMMAND-STEERING", "YACY accepted steering command: " + processdescription); -// final ByteArrayOutputStream bos = new ByteArrayOutputStream(); //This is stream is not used??? -// try { -// FileUtils.copyToStream(new BufferedInputStream(res.getDataAsStream()), new BufferedOutputStream(bos)); -// } finally { -// res.closeStream(); -// } - } else { -// Log.logSevere("COMMAND-STEERING", "error response from YACY socket: " + res.getStatusLine()); - Log.logSevere("COMMAND-STEERING", "error response from YACY socket: " + con.getHttpResponse().getStatusLine()); - System.exit(-1); - } - } catch (final IOException e) { - Log.logSevere("COMMAND-STEERING", "could not establish connection to YACY socket: " + e.getMessage()); - System.exit(-1); -// } finally { -// // release connection -// if(res != null) { -// res.closeStream(); -// } - } - - try { - HTTPClient.closeConnectionManager(); - } catch (final InterruptedException e) { - e.printStackTrace(); - } - - // finished - Log.logConfig("COMMAND-STEERING", "SUCCESSFULLY FINISHED COMMAND: " + processdescription); - } - - /** - * Main-method which is started by java. Checks for special arguments or - * starts up the application. - * - * @param args - * Given arguments from the command line. - */ - public static void main(String args[]) { - - try { - - // check assertion status - //ClassLoader.getSystemClassLoader().setDefaultAssertionStatus(true); - boolean assertionenabled = false; - assert (assertionenabled = true) == true; // compare to true to remove warning: "Possible accidental assignement" - if (assertionenabled) System.out.println("Asserts are enabled"); - - // check memory amount - System.gc(); - final long startupMemFree = MemoryControl.free(); - final long startupMemTotal = MemoryControl.total(); - - // maybe go into headless awt mode: we have three cases depending on OS and one exception: - // windows : better do not go into headless mode - // mac : go into headless mode because an application is shown in gui which may not be wanted - // linux : go into headless mode because this does not need any head operation - // exception : if the -gui option is used then do not go into headless mode since that uses a gui - boolean headless = true; - if (OS.isWindows) headless = false; - if (args.length >= 1 && args[0].toLowerCase().equals("-gui")) headless = false; - System.setProperty("java.awt.headless", headless ? "true" : "false"); - System.setProperty("java.net.preferIPv4Stack", "true"); - - String s = ""; for (final String a: args) s += a + " "; - yacyRelease.startParameter = s.trim(); - - File applicationRoot = new File(System.getProperty("user.dir").replace('\\', '/')); - File dataRoot = applicationRoot; - //System.out.println("args.length=" + args.length); - //System.out.print("args=["); for (int i = 0; i < args.length; i++) System.out.print(args[i] + ", "); System.out.println("]"); - if ((args.length >= 1) && (args[0].toLowerCase().equals("-startup") || args[0].equals("-start"))) { - // normal start-up of yacy - if (args.length > 1) dataRoot = new File(System.getProperty("user.home").replace('\\', '/'), args[1]); - startup(dataRoot, applicationRoot, startupMemFree, startupMemTotal, false); - } else if (args.length >= 1 && args[0].toLowerCase().equals("-gui")) { - // start-up of yacy with gui - if (args.length > 1) dataRoot = new File(System.getProperty("user.home").replace('\\', '/'), args[1]); - startup(dataRoot, applicationRoot, startupMemFree, startupMemTotal, true); - } else if ((args.length >= 1) && ((args[0].toLowerCase().equals("-shutdown")) || (args[0].equals("-stop")))) { - // normal shutdown of yacy - if (args.length == 2) applicationRoot= new File(args[1]); - shutdown(applicationRoot); - } else if ((args.length >= 1) && (args[0].toLowerCase().equals("-update"))) { - // aut-update yacy - if (args.length == 2) applicationRoot= new File(args[1]); - update(applicationRoot); - } else if ((args.length >= 1) && (args[0].toLowerCase().equals("-version"))) { - // show yacy version - System.out.println(copyright); - } else { - if (args.length == 1) applicationRoot= new File(args[0]); - startup(dataRoot, applicationRoot, startupMemFree, startupMemTotal, false); - } - } finally { - Log.shutdown(); - } - } -} - -/** -* This class is a helper class whose instance is started, when the java virtual -* machine shuts down. Signals the plasmaSwitchboard to shut down. -*/ -class shutdownHookThread extends Thread { - private final Switchboard sb; - private final Thread mainThread; - - public shutdownHookThread(final Thread mainThread, final Switchboard sb) { - super(); - this.sb = sb; - this.mainThread = mainThread; - } - - @Override - public void run() { - try { - if (!this.sb.isTerminated()) { - Log.logConfig("SHUTDOWN","Shutdown via shutdown hook."); - - // sending the yacy main thread a shutdown signal - Log.logFine("SHUTDOWN","Signaling shutdown to the switchboard."); - this.sb.terminate("shutdown hook"); - - // waiting for the yacy thread to finish execution - Log.logFine("SHUTDOWN","Waiting for main thread to finish."); - if (this.mainThread.isAlive() && !this.sb.isTerminated()) { - this.mainThread.join(); - } - } - } catch (final Exception e) { - Log.logSevere("SHUTDOWN","Unexpected error. " + e.getClass().getName(),e); - } - } -} +// yacy.java +// ----------------------- +// (C) by Michael Peter Christen; mc@yacy.net +// first published on http://www.yacy.net +// Frankfurt, Germany, 2004, 2005 +// +// $LastChangedDate$ +// $LastChangedRevision$ +// $LastChangedBy$ +// +// 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 + +package net.yacy; + +import java.io.BufferedReader; +import java.io.BufferedWriter; +import java.io.File; +import java.io.FileInputStream; +import java.io.FileNotFoundException; +import java.io.FileOutputStream; +import java.io.FileWriter; +import java.io.IOException; +import java.io.InputStreamReader; +import java.io.PrintWriter; +import java.io.RandomAccessFile; +import java.nio.channels.FileChannel; +import java.nio.channels.FileLock; +import java.util.Properties; +import java.util.concurrent.Semaphore; +import java.util.concurrent.ExecutionException; + +import net.yacy.cora.date.GenericFormatter; +import net.yacy.cora.lod.JenaTripleStore; +import net.yacy.cora.protocol.ClientIdentification; +import net.yacy.cora.protocol.RequestHeader; +import net.yacy.cora.protocol.TimeoutRequest; +import net.yacy.cora.protocol.http.HTTPClient; +import net.yacy.cora.sorting.Array; +import net.yacy.data.Translator; +import net.yacy.gui.YaCyApp; +import net.yacy.gui.framework.Browser; +import net.yacy.kelondro.logging.Log; +import net.yacy.kelondro.util.FileUtils; +import net.yacy.kelondro.util.Formatter; +import net.yacy.kelondro.util.MemoryControl; +import net.yacy.kelondro.util.OS; +import net.yacy.peers.operation.yacyBuildProperties; +import net.yacy.peers.operation.yacyRelease; +import net.yacy.peers.operation.yacyVersion; +import net.yacy.search.Switchboard; +import net.yacy.search.SwitchboardConstants; +import net.yacy.server.serverCore; +import net.yacy.server.http.HTTPDemon; + +import com.google.common.io.Files; + + +/** +* This is the main class of YaCy. Several threads are started from here: +* <ul> +* <li>one single instance of the plasmaSwitchboard is generated, which itself +* starts a thread with a plasmaHTMLCache object. This object simply counts +* files sizes in the cache and terminates them. It also generates a +* plasmaCrawlerLoader object, which may itself start some more httpc-calling +* threads to load web pages. They terminate automatically when a page has +* loaded. +* <li>one serverCore - thread is started, which implements a multi-threaded +* server. The process may start itself many more processes that handle +* connections.lo +* <li>finally, all idle-dependent processes are written in a queue in +* plasmaSwitchboard which are worked off inside an idle-sensitive loop of the +* main process. (here) +* </ul> +* +* On termination, the following must be done: +* <ul> +* <li>stop feeding of the crawling process because it otherwise fills the +* indexing queue. +* <li>say goodbye to connected peers and disable new connections. Don't wait for +* success. +* <li>first terminate the serverCore thread. This prevents that new cache +* objects are queued. +* <li>wait that the plasmaHTMLCache terminates (it should be normal that this +* process already has terminated). +* <li>then wait for termination of all loader process of the +* plasmaCrawlerLoader. +* <li>work off the indexing and cache storage queue. These values are inside a +* RAM cache and would be lost otherwise. +* <li>write all settings. +* <li>terminate. +* </ul> +*/ + +public final class yacy { + + // static objects + public static final String vString = yacyBuildProperties.getVersion(); + public static float version = 0.1f; + + public static final String vDATE = yacyBuildProperties.getBuildDate(); + public static final String copyright = "[ YaCy v" + vString + ", build " + vDATE + " by Michael Christen / www.yacy.net ]"; + public static final String hline = "-------------------------------------------------------------------------------"; + public static final Semaphore shutdownSemaphore = new Semaphore(0); + + /** + * a reference to the {@link Switchboard} created by the + * {@link yacy#startup(String, long, long)} method. + */ + private static Switchboard sb = null; + public static String homedir; + public static File dataHome_g; + + /** + * Starts up the whole application. Sets up all datastructures and starts + * the main threads. + * + * @param homePath Root-path where all information is to be found. + * @param startupFree free memory at startup time, to be used later for statistics + */ + private static void startup(final File dataHome, final File appHome, final long startupMemFree, final long startupMemTotal, final boolean gui) { + try { + // start up + System.out.println(copyright); + System.out.println(hline); + + // check java version + try { + "a".isEmpty(); // needs at least Java 1.6 + } catch (final NoSuchMethodError e) { + System.err.println("STARTUP: Java Version too low. You need at least Java 1.6 to run YaCy"); + System.exit(-1); + } + + // ensure that there is a DATA directory, if not, create one and if that fails warn and die + mkdirsIfNeseccary(dataHome); + dataHome_g = dataHome; + mkdirsIfNeseccary(appHome); + File f = new File(dataHome, "DATA/"); + mkdirsIfNeseccary(f); + if (!(f.exists())) { + System.err.println("Error creating DATA-directory in " + dataHome.toString() + " . Please check your write-permission for this folder. YaCy will now terminate."); + System.exit(-1); + } + + homedir = appHome.toString(); + + // setting up logging + f = new File(dataHome, "DATA/LOG/"); + mkdirsIfNeseccary(f); + f = new File(dataHome, "DATA/LOG/yacy.logging"); + final File f0 = new File(appHome, "defaults/yacy.logging"); + if (!f.exists() || f0.lastModified() > f.lastModified()) try { + Files.copy(f0, f); + } catch (final IOException e){ + System.out.println("could not copy yacy.logging"); + } + try{ + Log.configureLogging(dataHome, appHome, new File(dataHome, "DATA/LOG/yacy.logging")); + } catch (final IOException e) { + System.out.println("could not find logging properties in homePath=" + dataHome); + Log.logException(e); + } + Log.logConfig("STARTUP", "YaCy version: " + yacyBuildProperties.getVersion() + "/" + yacyBuildProperties.getSVNRevision()); + Log.logConfig("STARTUP", "Java version: " + System.getProperty("java.version", "no-java-version")); + Log.logConfig("STARTUP", "Operation system: " + System.getProperty("os.name","unknown")); + Log.logConfig("STARTUP", "Application root-path: " + appHome); + Log.logConfig("STARTUP", "Data root-path: " + dataHome); + Log.logConfig("STARTUP", "Time zone: UTC" + GenericFormatter.UTCDiffString() + "; UTC+0000 is " + System.currentTimeMillis()); + Log.logConfig("STARTUP", "Maximum file system path length: " + OS.maxPathLength); + + f = new File(dataHome, "DATA/yacy.running"); + final String conf = "DATA/SETTINGS/yacy.conf".replace("/", File.separator); + if (f.exists()) { // another instance running? VM crash? User will have to care about this + Log.logSevere("STARTUP", "WARNING: the file " + f + " exists, this usually means that a YaCy instance is still running"); + + // If YaCy is actually running, then we check if the server port is open. + // If yes, then we consider that a restart is a user mistake and then we just respond + // as the user expects and tell the browser to open the start page. + // That will especially happen if Windows Users double-Click the YaCy Icon on the desktop to simply + // open the web interface. (They don't think of 'servers' they just want to get to the search page). + // We need to parse the configuration file for that to get the host port + File dataFile = new File(dataHome, conf); + if (dataFile.exists()) { + Properties p = new Properties(); + p.load(new FileInputStream(dataFile)); + int port = Integer.parseInt(p.getProperty("port", "8090")); + try { + if (TimeoutRequest.ping("127.0.0.1", port, 1000)) { + Browser.openBrowser("http://localhost:" + port + "/" + p.getProperty(SwitchboardConstants.BROWSER_POP_UP_PAGE, "index.html")); + // Thats it; YaCy was running, the user is happy, we can stop now. + Log.logSevere("STARTUP", "WARNING: YaCy instance was still running; just opening the browser and exit."); + System.exit(0); + } + } catch (ExecutionException ex) { + Log.logInfo("STARTUP", "INFO: delete old yacy.running file; likely previous YaCy session was not orderly shutdown!"); + } + } + + // YaCy is not running; thus delete the file an go on as nothing was wrong. + delete(f); + } + if (!f.createNewFile()) Log.logSevere("STARTUP", "WARNING: the file " + f + " can not be created!"); + try { new FileOutputStream(f).write(Integer.toString(OS.getPID()).getBytes()); } catch (final Exception e) { } // write PID + f.deleteOnExit(); + FileChannel channel = null; + FileLock lock = null; + try { + channel = new RandomAccessFile(f,"rw").getChannel(); + lock = channel.tryLock(); // lock yacy.running + } catch (final Exception e) { } + + try { + sb = new Switchboard(dataHome, appHome, "defaults/yacy.init".replace("/", File.separator), conf); + } catch (final RuntimeException e) { + Log.logSevere("STARTUP", "YaCy cannot start: " + e.getMessage(), e); + System.exit(-1); + } + //sbSync.V(); // signal that the sb reference was set + + // switch the memory strategy + MemoryControl.setStandardStrategy(sb.getConfigBool("memory.standardStrategy", true)); + + // save information about available memory at startup time + sb.setConfig("memoryFreeAfterStartup", startupMemFree); + sb.setConfig("memoryTotalAfterStartup", startupMemTotal); + + // start gui if wanted + if (gui) YaCyApp.start("localhost", (int) sb.getConfigLong("port", 8090)); + + // hardcoded, forced, temporary value-migration + sb.setConfig("htTemplatePath", "htroot/env/templates"); + + int oldRev; + try { + oldRev = Integer.parseInt(sb.getConfig("svnRevision", "0")); + } catch (final NumberFormatException e) { + oldRev = 0; + } + final int newRev = Integer.parseInt(yacyBuildProperties.getSVNRevision()); + sb.setConfig("svnRevision", yacyBuildProperties.getSVNRevision()); + sb.setConfig("applicationRoot", appHome.toString()); + sb.setConfig("dataRoot", dataHome.toString()); + yacyVersion.latestRelease = version; + + // read environment + final int timeout = Math.max(5000, Integer.parseInt(sb.getConfig("httpdTimeout", "5000"))); + + // create some directories + final File htRootPath = new File(appHome, sb.getConfig("htRootPath", "htroot")); + final File htDocsPath = sb.getDataPath(SwitchboardConstants.HTDOCS_PATH, SwitchboardConstants.HTDOCS_PATH_DEFAULT); + mkdirIfNeseccary(htDocsPath); + //final File htTemplatePath = new File(homePath, sb.getConfig("htTemplatePath","htdocs")); + + // create default notifier picture + //TODO: Use templates instead of copying images ... + if (!((new File(htDocsPath, "notifier.gif")).exists())) try { + Files.copy(new File(htRootPath, "env/grafics/empty.gif"), + new File(htDocsPath, "notifier.gif")); + } catch (final IOException e) {} + + final File htdocsReadme = new File(htDocsPath, "readme.txt"); + if (!(htdocsReadme.exists())) try {FileUtils.copy(( + "This is your root directory for individual Web Content\r\n" + + "\r\n" + + "Please place your html files into the www subdirectory.\r\n" + + "The URL of that path is either\r\n" + + "http://www.<your-peer-name>.yacy or\r\n" + + "http://<your-ip>:<your-port>/www\r\n" + + "\r\n" + + "Other subdirectories may be created; they map to corresponding sub-domains.\r\n" + + "This directory shares it's content with the applications htroot path, so you\r\n" + + "may access your yacy search page with\r\n" + + "http://<your-peer-name>.yacy/\r\n" + + "\r\n").getBytes(), htdocsReadme);} catch (final IOException e) { + System.out.println("Error creating htdocs readme: " + e.getMessage()); + } + + final File wwwDefaultPath = new File(htDocsPath, "www"); + mkdirIfNeseccary(wwwDefaultPath); + + + final File shareDefaultPath = new File(htDocsPath, "share"); + mkdirIfNeseccary(shareDefaultPath); + + migration.migrate(sb, oldRev, newRev); + + // delete old release files + final int deleteOldDownloadsAfterDays = (int) sb.getConfigLong("update.deleteOld", 30); + yacyRelease.deleteOldDownloads(sb.releasePath, deleteOldDownloadsAfterDays ); + + // set user-agent + HTTPClient.setDefaultUserAgent(ClientIdentification.getUserAgent()); + + // initial fill of the triplestore + File triplestore = new File(sb.getConfig("triplestore", new File(dataHome, "DATA/TRIPLESTORE").getAbsolutePath())); + mkdirIfNeseccary(triplestore); + for (String s: triplestore.list()) { + if ((s.endsWith(".rdf") || s.endsWith(".nt")) && !s.equals("local.rdf") && !s.endsWith("_triplestore.rdf") && !s.startsWith("private_store_")) { + try { + JenaTripleStore.load(new File(triplestore, s).getAbsolutePath()); + } catch (IOException e) { + Log.logException(e); + } + } + } + if (sb.getConfigBool("triplestore.persistent", false)) { + File local = new File(triplestore, "local.rdf"); + if (local.exists()) { + try { + JenaTripleStore.load(local.getAbsolutePath()); + } catch (IOException e) { + Log.logException(e); + } + } + } + + // start main threads + final String port = sb.getConfig("port", "8090"); + try { + final HTTPDemon protocolHandler = new HTTPDemon(sb); + final serverCore server = new serverCore( + timeout /*control socket timeout in milliseconds*/, + true /* block attacks (wrong protocol) */, + protocolHandler /*command class*/, + sb, + 30000 /*command max length incl. GET args*/); + server.setName("httpd:"+port); + server.setPriority(Thread.MAX_PRIORITY); + server.setObeyIntermission(false); + + // start the server + sb.deployThread("10_httpd", "HTTPD Server/Proxy", "the HTTPD, used as web server and proxy", null, server, 0, 0, 0, 0); + //server.start(); + + // open the browser window + final boolean browserPopUpTrigger = sb.getConfig(SwitchboardConstants.BROWSER_POP_UP_TRIGGER, "true").equals("true"); + if (browserPopUpTrigger) try { + final String browserPopUpPage = sb.getConfig(SwitchboardConstants.BROWSER_POP_UP_PAGE, "ConfigBasic.html"); + //boolean properPW = (sb.getConfig("adminAccount", "").isEmpty()) && (sb.getConfig(httpd.ADMIN_ACCOUNT_B64MD5, "").length() > 0); + //if (!properPW) browserPopUpPage = "ConfigBasic.html"; + Browser.openBrowser((server.withSSL()?"https":"http") + "://localhost:" + serverCore.getPortNr(port) + "/" + browserPopUpPage); + } catch (final Throwable e) { + // cannot open browser. This may be normal in headless environments + //Log.logException(e); + } + + // enable browser popup, http server is ready now + sb.tray.setReady(); + + //regenerate Locales from Translationlist, if needed + final File locale_source = sb.getAppPath("locale.source", "locales"); + final String lang = sb.getConfig("locale.language", ""); + if (!lang.equals("") && !lang.equals("default")) { //locale is used + String currentRev = ""; + try{ + final BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(new File(sb.getDataPath("locale.translated_html", "DATA/LOCALE/htroot"), lang+"/version" )))); + currentRev = br.readLine(); + br.close(); + }catch(final IOException e){ + //Error + } + + if (!currentRev.equals(sb.getConfig("svnRevision", ""))) try { //is this another version?! + final File sourceDir = new File(sb.getConfig("htRootPath", "htroot")); + final File destDir = new File(sb.getDataPath("locale.translated_html", "DATA/LOCALE/htroot"), lang); + if (Translator.translateFilesRecursive(sourceDir, destDir, new File(locale_source, lang + ".lng"), "html,template,inc", "locale")){ //translate it + //write the new Versionnumber + final BufferedWriter bw = new BufferedWriter(new PrintWriter(new FileWriter(new File(destDir, "version")))); + bw.write(sb.getConfig("svnRevision", "Error getting Version")); + bw.close(); + } + } catch (final IOException e) {} + } + // initialize number formatter with this locale + Formatter.setLocale(lang); + + // registering shutdown hook + Log.logConfig("STARTUP", "Registering Shutdown Hook"); + final Runtime run = Runtime.getRuntime(); + run.addShutdownHook(new shutdownHookThread(Thread.currentThread(), sb)); + + // save information about available memory after all initializations + //try { + sb.setConfig("memoryFreeAfterInitBGC", MemoryControl.free()); + sb.setConfig("memoryTotalAfterInitBGC", MemoryControl.total()); + System.gc(); + sb.setConfig("memoryFreeAfterInitAGC", MemoryControl.free()); + sb.setConfig("memoryTotalAfterInitAGC", MemoryControl.total()); + //} catch (ConcurrentModificationException e) {} + + // wait for server shutdown + try { + sb.waitForShutdown(); + } catch (final Exception e) { + Log.logSevere("MAIN CONTROL LOOP", "PANIC: " + e.getMessage(),e); + } + // shut down + Array.terminate(); + Log.logConfig("SHUTDOWN", "caught termination signal"); + server.terminate(false); + server.interrupt(); + server.close(); + + // idle until the processes are down + if (server.isAlive()) { + server.interrupt(); + } + Log.logConfig("SHUTDOWN", "server has terminated"); + sb.close(); + } catch (final Exception e) { + Log.logSevere("STARTUP", "Unexpected Error: " + e.getClass().getName(),e); + //System.exit(1); + } + if(lock != null) lock.release(); + if(channel != null) channel.close(); + } catch (final Exception ee) { + Log.logSevere("STARTUP", "FATAL ERROR: " + ee.getMessage(),ee); + } finally { + } + + // save the triple store + if (sb.getConfigBool("triplestore.persistent", false)) { + JenaTripleStore.saveAll(); + } + + Log.logConfig("SHUTDOWN", "goodbye. (this is the last line)"); + Log.shutdown(); + shutdownSemaphore.release(1000); + try { + System.exit(0); + } catch (final Exception e) {} // was once stopped by de.anomic.net.ftpc$sm.checkExit(ftpc.java:1790) + } + + /** + * @param f + */ + private static void delete(final File f) { + if(!f.delete()) + Log.logSevere("STARTUP", "WARNING: the file " + f + " can not be deleted!"); + } + + /** + * @see File#mkdir() + * @param path + */ + private static void mkdirIfNeseccary(final File path) { + if (!(path.exists())) + if(!path.mkdir()) + Log.logWarning("STARTUP", "could not create directory "+ path.toString()); + } + + /** + * @see File#mkdirs() + * @param path + */ + public static void mkdirsIfNeseccary(final File path) { + if (!(path.exists())) + if(!path.mkdirs()) + Log.logWarning("STARTUP", "could not create directories "+ path.toString()); + } + + /** + * Loads the configuration from the data-folder. + * FIXME: Why is this called over and over again from every method, instead + * of setting the configurationdata once for this class in main? + * + * @param mes Where are we called from, so that the errormessages can be + * more descriptive. + * @param homePath Root-path where all the information is to be found. + * @return Properties read from the configurationfile. + */ + private static Properties configuration(final String mes, final File homePath) { + Log.logConfig(mes, "Application Root Path: " + homePath.toString()); + + // read data folder + final File dataFolder = new File(homePath, "DATA"); + if (!(dataFolder.exists())) { + Log.logSevere(mes, "Application was never started or root path wrong."); + System.exit(-1); + } + + final Properties config = new Properties(); + FileInputStream fis = null; + try { + fis = new FileInputStream(new File(homePath, "DATA/SETTINGS/yacy.conf")); + config.load(fis); + } catch (final FileNotFoundException e) { + Log.logSevere(mes, "could not find configuration file."); + System.exit(-1); + } catch (final IOException e) { + Log.logSevere(mes, "could not read configuration file."); + System.exit(-1); + } finally { + if(fis != null) { + try { + fis.close(); + } catch (final IOException e) { + Log.logException(e); + } + } + } + + return config; + } + + /** + * Call the shutdown-page of YaCy to tell it to shut down. This method is + * called if you start yacy with the argument -shutdown. + * + * @param homePath Root-path where all the information is to be found. + */ + public static void shutdown(final File homePath) { + // start up + System.out.println(copyright); + System.out.println(hline); + submitURL(homePath, "Steering.html?shutdown=", "Terminate YaCy"); + } + + public static void update(final File homePath) { + // start up + System.out.println(copyright); + System.out.println(hline); + submitURL(homePath, "ConfigUpdate_p.html?autoUpdate=", "Update YaCy to most recent version"); + } + + private static void submitURL(final File homePath, final String path, final String processdescription) { + final Properties config = configuration("COMMAND-STEERING", homePath); + + // read port + final int port = serverCore.getPortNr(config.getProperty("port", "8090")); + + // read password + String encodedPassword = (String) config.get(SwitchboardConstants.ADMIN_ACCOUNT_B64MD5); + if (encodedPassword == null) encodedPassword = ""; // not defined + + // send 'wget' to web interface + final RequestHeader requestHeader = new RequestHeader(); + requestHeader.put(RequestHeader.AUTHORIZATION, "realm=" + encodedPassword); // for http-authentify +// final Client con = new Client(10000, requestHeader); + final HTTPClient con = new HTTPClient(ClientIdentification.getUserAgent(), ClientIdentification.DEFAULT_TIMEOUT); + con.setHeader(requestHeader.entrySet()); +// ResponseContainer res = null; + try { +// res = con.GET("http://localhost:"+ port +"/" + path); + con.GETbytes("http://localhost:"+ port +"/" + path); + + // read response +// if (res.getStatusLine().startsWith("2")) { + if (con.getStatusCode() > 199 && con.getStatusCode() < 300) { + Log.logConfig("COMMAND-STEERING", "YACY accepted steering command: " + processdescription); +// final ByteArrayOutputStream bos = new ByteArrayOutputStream(); //This is stream is not used??? +// try { +// FileUtils.copyToStream(new BufferedInputStream(res.getDataAsStream()), new BufferedOutputStream(bos)); +// } finally { +// res.closeStream(); +// } + } else { +// Log.logSevere("COMMAND-STEERING", "error response from YACY socket: " + res.getStatusLine()); + Log.logSevere("COMMAND-STEERING", "error response from YACY socket: " + con.getHttpResponse().getStatusLine()); + System.exit(-1); + } + } catch (final IOException e) { + Log.logSevere("COMMAND-STEERING", "could not establish connection to YACY socket: " + e.getMessage()); + System.exit(-1); +// } finally { +// // release connection +// if(res != null) { +// res.closeStream(); +// } + } + + try { + HTTPClient.closeConnectionManager(); + } catch (final InterruptedException e) { + e.printStackTrace(); + } + + // finished + Log.logConfig("COMMAND-STEERING", "SUCCESSFULLY FINISHED COMMAND: " + processdescription); + } + + /** + * Main-method which is started by java. Checks for special arguments or + * starts up the application. + * + * @param args + * Given arguments from the command line. + */ + public static void main(String args[]) { + + try { + + // check assertion status + //ClassLoader.getSystemClassLoader().setDefaultAssertionStatus(true); + boolean assertionenabled = false; + assert (assertionenabled = true) == true; // compare to true to remove warning: "Possible accidental assignement" + if (assertionenabled) System.out.println("Asserts are enabled"); + + // check memory amount + System.gc(); + final long startupMemFree = MemoryControl.free(); + final long startupMemTotal = MemoryControl.total(); + + // maybe go into headless awt mode: we have three cases depending on OS and one exception: + // windows : better do not go into headless mode + // mac : go into headless mode because an application is shown in gui which may not be wanted + // linux : go into headless mode because this does not need any head operation + // exception : if the -gui option is used then do not go into headless mode since that uses a gui + boolean headless = true; + if (OS.isWindows) headless = false; + if (args.length >= 1 && args[0].toLowerCase().equals("-gui")) headless = false; + System.setProperty("java.awt.headless", headless ? "true" : "false"); + System.setProperty("java.net.preferIPv4Stack", "true"); + + String s = ""; for (final String a: args) s += a + " "; + yacyRelease.startParameter = s.trim(); + + File applicationRoot = new File(System.getProperty("user.dir").replace('\\', '/')); + File dataRoot = applicationRoot; + //System.out.println("args.length=" + args.length); + //System.out.print("args=["); for (int i = 0; i < args.length; i++) System.out.print(args[i] + ", "); System.out.println("]"); + if ((args.length >= 1) && (args[0].toLowerCase().equals("-startup") || args[0].equals("-start"))) { + // normal start-up of yacy + if (args.length > 1) dataRoot = new File(System.getProperty("user.home").replace('\\', '/'), args[1]); + startup(dataRoot, applicationRoot, startupMemFree, startupMemTotal, false); + } else if (args.length >= 1 && args[0].toLowerCase().equals("-gui")) { + // start-up of yacy with gui + if (args.length > 1) dataRoot = new File(System.getProperty("user.home").replace('\\', '/'), args[1]); + startup(dataRoot, applicationRoot, startupMemFree, startupMemTotal, true); + } else if ((args.length >= 1) && ((args[0].toLowerCase().equals("-shutdown")) || (args[0].equals("-stop")))) { + // normal shutdown of yacy + if (args.length == 2) applicationRoot= new File(args[1]); + shutdown(applicationRoot); + } else if ((args.length >= 1) && (args[0].toLowerCase().equals("-update"))) { + // aut-update yacy + if (args.length == 2) applicationRoot= new File(args[1]); + update(applicationRoot); + } else if ((args.length >= 1) && (args[0].toLowerCase().equals("-version"))) { + // show yacy version + System.out.println(copyright); + } else { + if (args.length == 1) applicationRoot= new File(args[0]); + startup(dataRoot, applicationRoot, startupMemFree, startupMemTotal, false); + } + } finally { + Log.shutdown(); + } + } +} + +/** +* This class is a helper class whose instance is started, when the java virtual +* machine shuts down. Signals the plasmaSwitchboard to shut down. +*/ +class shutdownHookThread extends Thread { + private final Switchboard sb; + private final Thread mainThread; + + public shutdownHookThread(final Thread mainThread, final Switchboard sb) { + super(); + this.sb = sb; + this.mainThread = mainThread; + } + + @Override + public void run() { + try { + if (!this.sb.isTerminated()) { + Log.logConfig("SHUTDOWN","Shutdown via shutdown hook."); + + // sending the yacy main thread a shutdown signal + Log.logFine("SHUTDOWN","Signaling shutdown to the switchboard."); + this.sb.terminate("shutdown hook"); + + // waiting for the yacy thread to finish execution + Log.logFine("SHUTDOWN","Waiting for main thread to finish."); + if (this.mainThread.isAlive() && !this.sb.isTerminated()) { + this.mainThread.join(); + } + } + } catch (final Exception e) { + Log.logSevere("SHUTDOWN","Unexpected error. " + e.getClass().getName(),e); + } + } +}