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yacy_search_server/htroot/IndexFederated_p.java

163 lines
8.2 KiB

/**
* IndexFederated_p
* Copyright 2011 by Michael Peter Christen, mc@yacy.net, Frankfurt am Main, Germany
* First released 25.05.2011 at http://yacy.net
*
* $LastChangedDate: 2011-04-14 00:04:23 +0200 (Do, 14 Apr 2011) $
* $LastChangedRevision: 7653 $
* $LastChangedBy: orbiter $
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program in the file lgpl21.txt
* If not, see <http://www.gnu.org/licenses/>.
*/
import java.io.BufferedReader;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Iterator;
import net.yacy.cora.document.UTF8;
import net.yacy.cora.protocol.RequestHeader;
import net.yacy.cora.services.federated.solr.SolrConnector;
import net.yacy.cora.services.federated.solr.SolrScheme;
import net.yacy.cora.services.federated.solr.SolrShardingConnector;
import net.yacy.cora.services.federated.solr.SolrShardingSelection;
import net.yacy.cora.services.federated.solr.SolrSingleConnector;
import net.yacy.cora.storage.ConfigurationSet;
import net.yacy.kelondro.logging.Log;
import net.yacy.search.Switchboard;
import net.yacy.search.index.Segments;
import de.anomic.server.serverObjects;
import de.anomic.server.serverSwitch;
public class IndexFederated_p {
public static serverObjects respond(final RequestHeader header, final serverObjects post, final serverSwitch env) {
// return variable that accumulates replacements
final serverObjects prop = new serverObjects();
final Switchboard sb = (Switchboard) env;
if (post != null && post.containsKey("set")) {
// yacy
env.setConfig("federated.service.yacy.indexing.enabled", post.getBoolean("yacy.indexing.enabled", false));
// solr
final boolean solrWasOn = env.getConfigBool("federated.service.solr.indexing.enabled", true);
final boolean solrIsOnAfterwards = post.getBoolean("solr.indexing.enabled", false);
env.setConfig("federated.service.solr.indexing.enabled", solrIsOnAfterwards);
String solrurls = post.get("solr.indexing.url", env.getConfig("federated.service.solr.indexing.url", "http://127.0.0.1:8983/solr"));
final BufferedReader r = new BufferedReader(new InputStreamReader(new ByteArrayInputStream(UTF8.getBytes(solrurls))));
final StringBuilder s = new StringBuilder();
String s0;
try {
while ((s0 = r.readLine()) != null) {
s0 = s0.trim();
if (s0.length() > 0) s.append(s0).append(',');
}
} catch (final IOException e1) {
}
if (s.length() > 0) s.setLength(s.length() - 1);
solrurls = s.toString().trim();
env.setConfig("federated.service.solr.indexing.url", solrurls);
env.setConfig("federated.service.solr.indexing.sharding", post.get("solr.indexing.sharding", env.getConfig("federated.service.solr.indexing.sharding", "modulo-host-md5")));
final String schemename = post.get("solr.indexing.schemefile", env.getConfig("federated.service.solr.indexing.schemefile", "solr.keys.default.list"));
env.setConfig("federated.service.solr.indexing.schemefile", schemename);
if (solrWasOn) {
// switch off
sb.indexSegments.segment(Segments.Process.LOCALCRAWLING).getSolr().close();
sb.indexSegments.segment(Segments.Process.LOCALCRAWLING).connectSolr(null);
}
final SolrScheme scheme = new SolrScheme(new File(env.getDataPath(), "DATA/SETTINGS/" + schemename));
if (solrIsOnAfterwards) {
// switch on
final boolean usesolr = sb.getConfigBool("federated.service.solr.indexing.enabled", false) & solrurls.length() > 0;
try {
sb.indexSegments.segment(Segments.Process.LOCALCRAWLING).connectSolr((usesolr) ? new SolrShardingConnector(solrurls, scheme, SolrShardingSelection.Method.MODULO_HOST_MD5, 10000) : null);
} catch (final IOException e) {
Log.logException(e);
sb.indexSegments.segment(Segments.Process.LOCALCRAWLING).connectSolr(null);
}
}
// read index scheme table flags
final Iterator<ConfigurationSet.Entry> i = scheme.allIterator();
ConfigurationSet.Entry entry;
while (i.hasNext()) {
entry = i.next();
final String v = post.get("scheme_" + entry.key());
final boolean c = v != null && v.equals("checked");
try {
if (entry.enabled()) {
if (!c) scheme.disable(entry.key());
} else {
if (c) scheme.enable(entry.key());
}
} catch (final IOException e) {}
}
}
// show solr host table
if (sb.indexSegments.segment(Segments.Process.LOCALCRAWLING).getSolr() == null) {
prop.put("table", 0);
} else {
prop.put("table", 1);
final SolrConnector solr = sb.indexSegments.segment(Segments.Process.LOCALCRAWLING).getSolr();
final long[] size = (solr instanceof SolrShardingConnector) ? ((SolrShardingConnector) solr).getSizeList() : new long[]{((SolrSingleConnector) solr).getSize()};
final String[] urls = (solr instanceof SolrShardingConnector) ? ((SolrShardingConnector) solr).getAdminInterfaceList() : new String[]{((SolrSingleConnector) solr).getAdminInterface()};
boolean dark = false;
for (int i = 0; i < size.length; i++) {
prop.put("table_list_" + i + "_dark", dark ? 1 : 0); dark = !dark;
prop.put("table_list_" + i + "_url", urls[i]);
prop.put("table_list_" + i + "_size", size[i]);
}
prop.put("table_list", size.length);
}
// write scheme
SolrScheme scheme = (sb.indexSegments.segment(Segments.Process.LOCALCRAWLING).getSolr() == null) ? null : sb.indexSegments.segment(Segments.Process.LOCALCRAWLING).getSolr().getScheme();
final String schemename = sb.getConfig("federated.service.solr.indexing.schemefile", "solr.keys.default.list");
if (scheme == null) {
scheme = new SolrScheme(new File(env.getDataPath(), "DATA/SETTINGS/" + schemename));
}
final Iterator<ConfigurationSet.Entry> i = scheme.allIterator();
int c = 0;
boolean dark = false;
ConfigurationSet.Entry entry;
while (i.hasNext()) {
entry = i.next();
prop.put("scheme_" + c + "_dark", dark ? 1 : 0); dark = !dark;
prop.put("scheme_" + c + "_checked", scheme.contains(entry.key()) ? 1 : 0);
prop.putHTML("scheme_" + c + "_key", entry.key());
prop.putHTML("scheme_" + c + "_comment", scheme.commentHeadline(entry.key()));
c++;
}
prop.put("scheme", c);
// fill attribute fields
prop.put("yacy.indexing.enabled.checked", env.getConfigBool("federated.service.yacy.indexing.enabled", true) ? 1 : 0);
prop.put("solr.indexing.enabled.checked", env.getConfigBool("federated.service.solr.indexing.enabled", false) ? 1 : 0);
prop.put("solr.indexing.url", env.getConfig("federated.service.solr.indexing.url", "http://127.0.0.1:8983/solr").replace(",", "\n"));
prop.put("solr.indexing.sharding", env.getConfig("federated.service.solr.indexing.sharding", "modulo-host-md5"));
prop.put("solr.indexing.schemefile", schemename);
// return rewrite properties
return prop;
}
}