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239 lines
11 KiB
239 lines
11 KiB
//Connections_p.java
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//-----------------------
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//part of YaCy
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//(C) by Michael Peter Christen; mc@yacy.net
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//first published on http://www.anomic.de
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//Frankfurt, Germany, 2004, 2005
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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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//You must compile this file with
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//javac -classpath .:../classes Network.java
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//if the shell's current path is HTROOT
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import java.io.UnsupportedEncodingException;
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import java.net.InetAddress;
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import java.net.URLEncoder;
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import java.util.Properties;
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import java.util.Set;
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import de.anomic.http.HttpConnectionInfo;
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import de.anomic.http.httpClient;
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import de.anomic.http.httpRequestHeader;
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import de.anomic.http.httpd;
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import de.anomic.kelondro.util.DateFormatter;
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import de.anomic.plasma.plasmaSwitchboard;
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import de.anomic.server.serverCore;
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import de.anomic.server.serverHandler;
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import de.anomic.server.serverObjects;
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import de.anomic.server.serverSwitch;
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import de.anomic.server.serverThread;
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import de.anomic.server.serverCore.Session;
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import de.anomic.urlRedirector.urlRedirectord;
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import de.anomic.yacy.yacySeed;
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public final class Connections_p {
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public static serverObjects respond(final httpRequestHeader header, final serverObjects post, final serverSwitch<?> env) {
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// return variable that accumulates replacements
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final plasmaSwitchboard sb = (plasmaSwitchboard) env;
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final serverObjects prop = new serverObjects();
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// get the virtualHost string
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final String virtualHost = sb.getConfig("fileHost","localhost");
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// server sessions
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// get the serverCore thread
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final serverThread httpd = sb.getThread("10_httpd");
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/* waiting for all threads to finish */
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int threadCount = serverCore.sessionThreadGroup.activeCount();
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final Thread[] threadList = new Thread[((serverCore) httpd).getJobCount()];
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threadCount = serverCore.sessionThreadGroup.enumerate(threadList);
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// determines if name lookup should be done or not
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boolean doNameLookup = false;
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if (post != null) {
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if (post.containsKey("nameLookup") && post.get("nameLookup","true").equals("true")) {
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doNameLookup = true;
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}
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if (post.containsKey("closeServerSession")) {
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final String sessionName = post.get("closeServerSession",null);
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if (sessionName != null) {
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for ( int currentThreadIdx = 0; currentThreadIdx < threadCount; currentThreadIdx++ ) {
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final Thread currentThread = threadList[currentThreadIdx];
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if (
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(currentThread != null) &&
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(currentThread instanceof serverCore.Session) &&
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(currentThread.isAlive()) &&
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(currentThread.getName().equals(sessionName))
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){
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// trying to gracefull stop session
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((Session)currentThread).setStopped(true);
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try { Thread.sleep(100); } catch (final InterruptedException ex) {}
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// trying to interrupt session
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if (currentThread.isAlive()) {
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currentThread.interrupt();
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try { Thread.sleep(100); } catch (final InterruptedException ex) {}
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}
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// trying to close socket
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if (currentThread.isAlive()) {
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((Session)currentThread).close();
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}
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// waiting for session to finish
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if (currentThread.isAlive()) {
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try { currentThread.join(500); } catch (final InterruptedException ex) {}
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}
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break;
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}
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}
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}
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prop.put("LOCATION","");
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return prop;
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}
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}
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int idx = 0, numActiveRunning = 0, numActivePending = 0;
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boolean dark = true;
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for ( int currentThreadIdx = 0; currentThreadIdx < threadCount; currentThreadIdx++ ) {
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final Thread currentThread = threadList[currentThreadIdx];
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if ((currentThread != null) && (currentThread instanceof serverCore.Session) && (currentThread.isAlive())) {
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// getting the session object
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final Session currentSession = ((Session) currentThread);
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// getting the session runtime
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final long sessionTime = currentSession.getTime();
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// getting the request command line
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boolean blockingRequest = false;
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String commandLine = currentSession.getCommandLine();
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if (commandLine == null) blockingRequest = true;
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final int commandCount = currentSession.getCommandCount();
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// getting the source ip address and port
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final InetAddress userAddress = currentSession.getUserAddress();
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final int userPort = currentSession.getUserPort();
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if (userAddress == null) continue;
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final boolean isSSL = currentSession.isSSL();
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String dest = null;
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String prot = null;
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final serverHandler cmdObj = currentSession.getCommandObj();
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if (cmdObj instanceof httpd) {
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prot = isSSL ? "https":"http";
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// getting the http command object
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final httpd currentHttpd = (httpd)cmdObj;
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// getting the connection properties of this session
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final Properties conProp = (Properties) currentHttpd.getConProp().clone();
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// getting the destination host
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dest = conProp.getProperty(httpRequestHeader.CONNECTION_PROP_HOST);
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if (dest==null)continue;
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} else if (cmdObj instanceof urlRedirectord) {
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prot = "urlRedirector";
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final urlRedirectord urlRedir = (urlRedirectord)cmdObj;
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commandLine = urlRedir.getURL();
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}
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if ((dest != null) && (dest.equals(virtualHost))) dest = sb.peers.mySeed().getName() + ".yacy";
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// determining if the source is a yacy host
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yacySeed seed = null;
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if (doNameLookup) {
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seed = sb.peers.lookupByIP(userAddress,true,false,false);
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if (seed != null) {
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if ((seed.hash.equals(sb.peers.mySeed().hash)) &&
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(!seed.get(yacySeed.PORT,"").equals(Integer.toString(userPort)))) {
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seed = null;
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}
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}
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}
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prop.put("list_" + idx + "_dark", dark ? "1" : "0");
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dark=!dark;
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try {
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prop.put("list_" + idx + "_serverSessionID",URLEncoder.encode(currentSession.getName(),"UTF8"));
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} catch (final UnsupportedEncodingException e) {
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// TODO Auto-generated catch block
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e.printStackTrace();
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}
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prop.putHTML("list_" + idx + "_sessionName", currentSession.getName());
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prop.put("list_" + idx + "_proto", prot);
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if (sessionTime > 1000*60) {
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prop.put("list_" + idx + "_ms", "0");
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prop.put("list_" + idx + "_ms_duration",DateFormatter.formatInterval(sessionTime));
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} else {
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prop.put("list_" + idx + "_ms", "1");
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prop.putNum("list_" + idx + "_ms_duration", sessionTime);
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}
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prop.putHTML("list_" + idx + "_source",(seed!=null)?seed.getName()+".yacy":userAddress.getHostAddress()+":"+userPort);
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prop.putHTML("list_" + idx + "_dest",(dest==null)?"-":dest);
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if (blockingRequest) {
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prop.put("list_" + idx + "_running", "0");
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prop.putNum("list_" + idx + "_running_reqNr", commandCount+1);
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numActivePending++;
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} else {
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prop.put("list_" + idx + "_running", "1");
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prop.put("list_" + idx + "_running_command", commandLine==null ? "" :commandLine);
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numActiveRunning++;
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}
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prop.putNum("list_" + idx + "_used", commandCount);
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idx++;
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}
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}
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prop.put("list", idx);
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prop.putNum("numMax", ((serverCore)httpd).getMaxSessionCount());
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prop.putNum("numActiveRunning", numActiveRunning);
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prop.putNum("numActivePending", numActivePending);
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// client sessions
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final Set<HttpConnectionInfo> allConnections = HttpConnectionInfo.getAllConnections();
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// TODO sorting
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// Arrays.sort(a, httpc.connectionTimeComparatorInstance);
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int c = 0;
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synchronized (allConnections) {
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for (final HttpConnectionInfo conInfo: allConnections) {
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prop.put("clientList_" + c + "_clientProtocol", conInfo.getProtocol());
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prop.putNum("clientList_" + c + "_clientLifetime", conInfo.getLifetime());
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prop.putNum("clientList_" + c + "_clientIdletime", conInfo.getIdletime());
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prop.put("clientList_" + c + "_clientTargetHost", conInfo.getTargetHost());
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prop.putHTML("clientList_" + c + "_clientCommand", conInfo.getCommand());
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prop.put("clientList_" + c + "_clientID", conInfo.getID());
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c++;
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}
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}
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prop.put("clientList", c);
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prop.put("clientActive", httpClient.connectionCount());
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// return rewrite values for templates
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return prop;
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}
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}
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