mirror of
https://github.com/yacy/yacy_search_server.git
synced 2024-09-19 00:01:41 +02:00
364 lines
16 KiB
Java
364 lines
16 KiB
Java
package net.yacy;
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// migration.java
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// -----------------------
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// (C) by Alexander Schier
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//
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// $LastChangedDate$
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// $LastChangedRevision$
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// $LastChangedBy$
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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import net.yacy.search.index.ReindexSolrBusyThread;
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import java.io.File;
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import java.io.IOException;
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import java.util.Collection;
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import java.util.HashSet;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Set;
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import net.yacy.cora.order.Base64Order;
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import net.yacy.cora.order.Digest;
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import net.yacy.kelondro.util.FileUtils;
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import net.yacy.search.Switchboard;
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import net.yacy.search.SwitchboardConstants;
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import com.google.common.io.Files;
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import net.yacy.cora.protocol.TimeoutRequest;
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import net.yacy.cora.storage.Configuration.Entry;
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import net.yacy.cora.util.ConcurrentLog;
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import net.yacy.kelondro.workflow.BusyThread;
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import net.yacy.search.schema.CollectionConfiguration;
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import net.yacy.search.schema.CollectionSchema;
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import org.apache.solr.client.solrj.SolrServerException;
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import org.apache.solr.client.solrj.response.LukeResponse.FieldInfo;
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public class migration {
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//SVN constants
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public static final int USE_WORK_DIR=1389; //wiki & messages in DATA/WORK
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public static final int TAGDB_WITH_TAGHASH=1635; //tagDB keys are tagHashes instead of plain tagname.
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public static final int NEW_OVERLAYS=4422;
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public static final int IDX_HOST=7724; // api for index retrieval: host index
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public static void migrate(final Switchboard sb, final int fromRev, final int toRev){
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if(fromRev < toRev){
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if(fromRev < TAGDB_WITH_TAGHASH){
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migrateBookmarkTagsDB(sb);
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}
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if(fromRev < NEW_OVERLAYS){
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migrateDefaultFiles(sb);
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}
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ConcurrentLog.info("MIGRATION", "Migrating from "+ fromRev + " to " + toRev);
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presetPasswords(sb);
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migrateSwitchConfigSettings(sb);
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migrateWorkFiles(sb);
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}
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installSkins(sb); // FIXME: yes, bad fix for quick release 0.47
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// ssl/https support currently on hardcoded default port 8443 (v1.67/9563)
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// make sure YaCy can start (disable ssl/https support if port is used)
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if (sb.getConfigBool("server.https", false)) {
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if (TimeoutRequest.ping("127.0.0.1", 8443, 3000)) {
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sb.setConfig("server.https", false);
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ConcurrentLog.info("MIGRATION", "disabled https support (reason: default port 8443 already used)");
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}
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}
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}
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/*
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* remove the static defaultfiles. We use them through a overlay now.
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*/
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public static void migrateDefaultFiles(final Switchboard sb){
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File file=new File(sb.htDocsPath, "share/dir.html");
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if(file.exists())
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delete(file);
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file=new File(sb.htDocsPath, "share/dir.class");
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if(file.exists())
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delete(file);
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file=new File(sb.htDocsPath, "share/dir.java");
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if(file.exists())
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delete(file);
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file=new File(sb.htDocsPath, "www/welcome.html");
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if(file.exists())
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delete(file);
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file=new File(sb.htDocsPath, "www/welcome.java");
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if(file.exists())
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delete(file);
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file=new File(sb.htDocsPath, "www/welcome.class");
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if(file.exists())
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delete(file);
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}
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/*
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* copy skins from the release to DATA/SKINS.
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*/
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public static void installSkins(final Switchboard sb){
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final File skinsPath = sb.getDataPath("skinPath", SwitchboardConstants.SKINS_PATH_DEFAULT);
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final File defaultSkinsPath = new File(sb.getAppPath(), "skins");
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if (defaultSkinsPath.exists()) {
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final List<String> skinFiles = FileUtils.getDirListing(defaultSkinsPath.getAbsolutePath());
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mkdirs(skinsPath);
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for (final String skinFile : skinFiles){
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if (skinFile.endsWith(".css")){
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final File from = new File(defaultSkinsPath, skinFile);
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final File to = new File(skinsPath, skinFile);
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if (from.lastModified() > to.lastModified()) try {
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Files.copy(from, to);
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} catch (final IOException e) {}
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}
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}
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}
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String skin=sb.getConfig("currentSkin", "default");
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if(skin.equals("")){
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skin="default";
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}
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final File skinsDir=sb.getDataPath("skinPath", SwitchboardConstants.SKINS_PATH_DEFAULT);
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final File skinFile=new File(skinsDir, skin+".css");
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final File htdocsPath=new File(sb.getDataPath(SwitchboardConstants.HTDOCS_PATH, SwitchboardConstants.HTROOT_PATH_DEFAULT), "env");
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final File styleFile=new File(htdocsPath, "style.css");
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if(!skinFile.exists()){
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if(styleFile.exists()){
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ConcurrentLog.info("MIGRATION", "Skin "+skin+" not found. Keeping old skin.");
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}else{
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ConcurrentLog.severe("MIGRATION", "Skin "+skin+" and no existing Skin found.");
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}
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}else{
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try {
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mkdirs(styleFile.getParentFile());
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Files.copy(skinFile, styleFile);
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ConcurrentLog.info("MIGRATION", "copied new Skinfile");
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} catch (final IOException e) {
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ConcurrentLog.severe("MIGRATION", "Cannot copy skinfile.");
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}
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}
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}
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/**
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* @param path
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*/
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private static void mkdirs(final File path) {
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if (!path.exists()) {
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if(!path.mkdirs())
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ConcurrentLog.warn("MIGRATION", "could not create directories for "+ path);
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}
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}
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public static void migrateBookmarkTagsDB(final Switchboard sb){
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if (sb.bookmarksDB != null) sb.bookmarksDB.close();
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final File tagsDBFile=new File(sb.workPath, "bookmarkTags.db");
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if(tagsDBFile.exists()){
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delete(tagsDBFile);
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ConcurrentLog.info("MIGRATION", "Migrating bookmarkTags.db to use wordhashs as keys.");
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}
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try {
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sb.initBookmarks();
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} catch (final IOException e) {
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ConcurrentLog.logException(e);
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}
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}
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/**
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* @param filename
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*/
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private static void delete(final File filename) {
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if(!filename.delete())
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ConcurrentLog.warn("MIGRATION", "could not delete "+ filename);
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}
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public static void migrateWorkFiles(final Switchboard sb){
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File file=new File(sb.getDataPath(), "DATA/SETTINGS/wiki.db");
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File file2;
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if (file.exists()) {
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ConcurrentLog.info("MIGRATION", "Migrating wiki.db to "+ sb.workPath);
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sb.wikiDB.close();
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file2 = new File(sb.workPath, "wiki.db");
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try {
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Files.copy(file, file2);
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file.delete();
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} catch (final IOException e) {
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}
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file = new File(sb.getDataPath(), "DATA/SETTINGS/wiki-bkp.db");
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if (file.exists()) {
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ConcurrentLog.info("MIGRATION", "Migrating wiki-bkp.db to "+ sb.workPath);
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file2 = new File(sb.workPath, "wiki-bkp.db");
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try {
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Files.copy(file, file2);
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file.delete();
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} catch (final IOException e) {}
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}
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try {
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sb.initWiki();
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} catch (final IOException e) {
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ConcurrentLog.logException(e);
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}
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}
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file=new File(sb.getDataPath(), "DATA/SETTINGS/message.db");
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if(file.exists()){
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ConcurrentLog.info("MIGRATION", "Migrating message.db to "+ sb.workPath);
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sb.messageDB.close();
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file2=new File(sb.workPath, "message.db");
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try {
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Files.copy(file, file2);
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file.delete();
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} catch (final IOException e) {}
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try {
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sb.initMessages();
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} catch (final IOException e) {
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ConcurrentLog.logException(e);
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}
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}
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}
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public static void presetPasswords(final Switchboard sb) {
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// set preset accounts/passwords
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String acc;
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if ((acc = sb.getConfig(SwitchboardConstants.ADMIN_ACCOUNT, "")).length() > 0) {
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sb.setConfig(SwitchboardConstants.ADMIN_ACCOUNT_B64MD5, Digest.encodeMD5Hex(Base64Order.standardCoder.encodeString(acc)));
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sb.setConfig(SwitchboardConstants.ADMIN_ACCOUNT, "");
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}
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// fix unsafe old passwords
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if ((acc = sb.getConfig("proxyAccountBase64", "")).length() > 0) {
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sb.setConfig("proxyAccountBase64MD5", Digest.encodeMD5Hex(acc));
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sb.setConfig("proxyAccountBase64", "");
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}
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if ((acc = sb.getConfig("uploadAccountBase64", "")).length() > 0) {
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sb.setConfig("uploadAccountBase64MD5", Digest.encodeMD5Hex(acc));
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sb.setConfig("uploadAccountBase64", "");
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}
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if ((acc = sb.getConfig("downloadAccountBase64", "")).length() > 0) {
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sb.setConfig("downloadAccountBase64MD5", Digest.encodeMD5Hex(acc));
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sb.setConfig("downloadAccountBase64", "");
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}
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}
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public static void migrateSwitchConfigSettings(final Switchboard sb) {
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// migration for additional parser settings
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String value = "";
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//Locales in DATA, because DATA must be writable, htroot not.
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if(sb.getConfig("locale.translated_html", "DATA/LOCALE/htroot").equals("htroot/locale")){
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sb.setConfig("locale.translated_html", "DATA/LOCALE/htroot");
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}
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// migration for blacklists
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if ((value = sb.getConfig("proxyBlackListsActive","")).length() > 0) {
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sb.setConfig("proxy.BlackLists", value);
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sb.setConfig("crawler.BlackLists", value);
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sb.setConfig("dht.BlackLists", value);
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sb.setConfig("search.BlackLists", value);
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sb.setConfig("surftips.BlackLists", value);
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sb.setConfig("BlackLists.Shared",sb.getConfig("proxyBlackListsShared",""));
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sb.setConfig("proxyBlackListsActive", "");
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}
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// migration of http specific crawler settings
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if ((value = sb.getConfig("crawler.acceptLanguage","")).length() > 0) {
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sb.setConfig("crawler.http.acceptEncoding", sb.getConfig("crawler.acceptEncoding","gzip,deflate"));
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sb.setConfig("crawler.http.acceptLanguage", sb.getConfig("crawler.acceptLanguage","en-us,en;q=0.5"));
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sb.setConfig("crawler.http.acceptCharset", sb.getConfig("crawler.acceptCharset","ISO-8859-1,utf-8;q=0.7,*;q=0.7"));
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}
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// patch the blacklist because of a release strategy change from 0.7 and up
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if ((value = sb.getConfig("update.blacklist","")).equals("....[123]")) {
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value = ""; // no default (remove prev. setting "...[123]" as it hits "1.71" release, added 2014-04-13)
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sb.setConfig("update.blacklist", value);
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}
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}
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/**
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* Reindex embedded solr index
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* - all documents with inactive fields (according to current schema)
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* - all documents with obsolete fields
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* A worker thread is initialized with fieldnames or a solr query which selects the documents for reindexing
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* implemented via deployed BusyThread which is called repeatedly by system
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* reindexes a fixed chunk of documents per cycle (allowing to easy interrupt process after completion of a chunck)
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* and monitoring in default process monitor (PerformanceQueues_p.html)
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*/
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public static int reindexToschema (final Switchboard sb) {
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BusyThread bt = sb.getThread(ReindexSolrBusyThread.THREAD_NAME);
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// a reindex job is already running
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if (bt != null) {
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return bt.getJobCount();
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}
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boolean lukeCheckok = false;
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Set<String> omitFields = new HashSet<String>(4);
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omitFields.add(CollectionSchema.author_sxt.getSolrFieldName()); // special fields to exclude from disabled check
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omitFields.add(CollectionSchema.coordinate_p_0_coordinate.getSolrFieldName());
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omitFields.add(CollectionSchema.coordinate_p_1_coordinate.getSolrFieldName());
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omitFields.add("_version_"); // exclude internal Solr std. field from obsolete check
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CollectionConfiguration colcfg = Switchboard.getSwitchboard().index.fulltext().getDefaultConfiguration();
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ReindexSolrBusyThread reidx = new ReindexSolrBusyThread(null); // ("*:*" would reindex all);
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try { // get all fields contained in index
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Collection<FieldInfo> solrfields = Switchboard.getSwitchboard().index.fulltext().getDefaultEmbeddedConnector().getFields();
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for (FieldInfo solrfield : solrfields) {
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if (!colcfg.contains(solrfield.getName()) && !omitFields.contains(solrfield.getName()) && !solrfield.getName().startsWith(CollectionSchema.VOCABULARY_PREFIX)) { // add found fields not in config for reindexing but omit the vocabulary fields
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reidx.addSelectFieldname(solrfield.getName());
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}
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}
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lukeCheckok = true;
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} catch (final SolrServerException ex) {
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ConcurrentLog.logException(ex);
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}
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if (!lukeCheckok) { // if luke failed alternatively use config and manual list
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// add all disabled fields
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Iterator<Entry> itcol = colcfg.entryIterator();
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while (itcol.hasNext()) { // check for disabled fields in config
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Entry etr = itcol.next();
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if (!etr.enabled() && !omitFields.contains(etr.key())) {
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reidx.addSelectFieldname(etr.key());
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}
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}
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// add obsolete fields (not longer part of main index)
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reidx.addSelectFieldname("author_s");
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reidx.addSelectFieldname("css_tag_txt");
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reidx.addSelectFieldname("css_url_txt");
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reidx.addSelectFieldname("scripts_txt");
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reidx.addSelectFieldname("images_tag_txt");
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reidx.addSelectFieldname("images_urlstub_txt");
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reidx.addSelectFieldname("canonical_t");
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reidx.addSelectFieldname("frames_txt");
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reidx.addSelectFieldname("iframes_txt");
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reidx.addSelectFieldname("inboundlinks_tag_txt");
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reidx.addSelectFieldname("inboundlinks_relflags_val");
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reidx.addSelectFieldname("inboundlinks_name_txt");
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reidx.addSelectFieldname("inboundlinks_rel_sxt");
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reidx.addSelectFieldname("inboundlinks_text_txt");
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reidx.addSelectFieldname("inboundlinks_text_chars_val");
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reidx.addSelectFieldname("inboundlinks_text_words_val");
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reidx.addSelectFieldname("inboundlinks_alttag_txt");
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reidx.addSelectFieldname("outboundlinks_tag_txt");
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reidx.addSelectFieldname("outboundlinks_relflags_val");
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reidx.addSelectFieldname("outboundlinks_name_txt");
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reidx.addSelectFieldname("outboundlinks_rel_sxt");
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reidx.addSelectFieldname("outboundlinks_text_txt");
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reidx.addSelectFieldname("outboundlinks_text_chars_val");
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reidx.addSelectFieldname("outboundlinks_text_words_val");
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reidx.addSelectFieldname("outboundlinks_alttag_txt");
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}
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sb.deployThread(ReindexSolrBusyThread.THREAD_NAME, "Reindex Solr", "reindex documents with obsolete fields in embedded Solr index", "/IndexReIndexMonitor_p.html",reidx , 0);
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return 0;
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}
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}
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