forked from I2P_Developers/i2p.i2p
355 lines
16 KiB
Java
355 lines
16 KiB
Java
package net.i2p.router.web;
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import java.io.IOException;
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import java.io.Serializable;
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import java.io.Writer;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.Comparator;
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import java.util.List;
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import java.util.Map;
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import net.i2p.data.DataHelper;
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import net.i2p.data.Hash;
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import net.i2p.data.router.RouterInfo;
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import net.i2p.data.TunnelId;
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import net.i2p.router.Router;
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import net.i2p.router.RouterContext;
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import net.i2p.router.TunnelInfo;
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import net.i2p.router.tunnel.HopConfig;
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import net.i2p.router.tunnel.pool.TunnelPool;
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import net.i2p.stat.RateStat;
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/**
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* tunnels.jsp
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*/
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public class TunnelRenderer {
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private RouterContext _context;
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private static final int DISPLAY_LIMIT = 200;
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public TunnelRenderer(RouterContext ctx) {
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_context = ctx;
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}
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public void renderStatusHTML(Writer out) throws IOException {
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out.write("<div class=\"wideload\"><h2><a name=\"exploratory\" ></a>" + _("Exploratory tunnels") + " (<a href=\"/configtunnels#exploratory\">" + _("configure") + "</a>)</h2>\n");
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renderPool(out, _context.tunnelManager().getInboundExploratoryPool(), _context.tunnelManager().getOutboundExploratoryPool());
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List<Hash> destinations = null;
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Map<Hash, TunnelPool> clientInboundPools = _context.tunnelManager().getInboundClientPools();
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Map<Hash, TunnelPool> clientOutboundPools = _context.tunnelManager().getOutboundClientPools();
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destinations = new ArrayList<Hash>(clientInboundPools.keySet());
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boolean debug = _context.getBooleanProperty(HelperBase.PROP_ADVANCED);
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for (int i = 0; i < destinations.size(); i++) {
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Hash client = destinations.get(i);
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boolean isLocal = _context.clientManager().isLocal(client);
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if ((!isLocal) && (!debug))
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continue;
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TunnelPool in = null;
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TunnelPool outPool = null;
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in = clientInboundPools.get(client);
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outPool = clientOutboundPools.get(client);
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// TODO the following code is duplicated in SummaryHelper
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String name = (in != null ? in.getSettings().getDestinationNickname() : null);
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if ( (name == null) && (outPool != null) )
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name = outPool.getSettings().getDestinationNickname();
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if (name == null)
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name = client.toBase64().substring(0,4);
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out.write("<h2><a name=\"" + client.toBase64().substring(0,4)
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+ "\" ></a>" + _("Client tunnels for") + ' ' + DataHelper.escapeHTML(_(name)));
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if (isLocal)
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out.write(" (<a href=\"/configtunnels#" + client.toBase64().substring(0,4) +"\">" + _("configure") + "</a>)</h2>\n");
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else
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out.write(" (" + _("dead") + ")</h2>\n");
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renderPool(out, in, outPool);
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}
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List<HopConfig> participating = _context.tunnelDispatcher().listParticipatingTunnels();
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Collections.sort(participating, new TunnelComparator());
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out.write("<h2><a name=\"participating\"></a>" + _("Participating tunnels") + "</h2><table>\n");
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out.write("<tr><th>" + _("Receive on") + "</th><th>" + _("From") + "</th><th>"
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+ _("Send on") + "</th><th>" + _("To") + "</th><th>" + _("Expiration") + "</th>"
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+ "<th>" + _("Usage") + "</th><th>" + _("Rate") + "</th><th>" + _("Role") + "</th></tr>\n");
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long processed = 0;
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RateStat rs = _context.statManager().getRate("tunnel.participatingMessageCount");
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if (rs != null)
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processed = (long)rs.getRate(10*60*1000).getLifetimeTotalValue();
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int inactive = 0;
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int displayed = 0;
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for (int i = 0; i < participating.size(); i++) {
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HopConfig cfg = participating.get(i);
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long count = cfg.getProcessedMessagesCount();
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if (count <= 0) {
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inactive++;
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continue;
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}
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processed += count;
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if (++displayed > DISPLAY_LIMIT)
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continue;
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out.write("<tr>");
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if (cfg.getReceiveTunnel() != null)
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out.write("<td class=\"cells\" align=\"center\">" + cfg.getReceiveTunnel().getTunnelId() +"</td>");
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else
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out.write("<td class=\"cells\" align=\"center\">n/a</td>");
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if (cfg.getReceiveFrom() != null)
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out.write("<td class=\"cells\" align=\"center\">" + netDbLink(cfg.getReceiveFrom()) +"</td>");
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else
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out.write("<td class=\"cells\"> </td>");
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if (cfg.getSendTunnel() != null)
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out.write("<td class=\"cells\" align=\"center\">" + cfg.getSendTunnel().getTunnelId() +"</td>");
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else
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out.write("<td class=\"cells\"> </td>");
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if (cfg.getSendTo() != null)
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out.write("<td class=\"cells\" align=\"center\">" + netDbLink(cfg.getSendTo()) +"</td>");
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else
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out.write("<td class=\"cells\"> </td>");
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long timeLeft = cfg.getExpiration()-_context.clock().now();
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if (timeLeft > 0)
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out.write("<td class=\"cells\" align=\"center\">" + DataHelper.formatDuration2(timeLeft) + "</td>");
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else
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out.write("<td class=\"cells\" align=\"center\">(" + _("grace period") + ")</td>");
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out.write("<td class=\"cells\" align=\"center\">" + cfg.getProcessedMessagesCount() + " KB</td>");
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int lifetime = (int) ((_context.clock().now() - cfg.getCreation()) / 1000);
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if (lifetime <= 0)
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lifetime = 1;
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if (lifetime > 10*60)
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lifetime = 10*60;
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int bps = 1024 * cfg.getProcessedMessagesCount() / lifetime;
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out.write("<td class=\"cells\" align=\"center\">" + bps + " Bps</td>");
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if (cfg.getSendTo() == null)
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out.write("<td class=\"cells\" align=\"center\">" + _("Outbound Endpoint") + "</td>");
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else if (cfg.getReceiveFrom() == null)
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out.write("<td class=\"cells\" align=\"center\">" + _("Inbound Gateway") + "</td>");
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else
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out.write("<td class=\"cells\" align=\"center\">" + _("Participant") + "</td>");
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out.write("</tr>\n");
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}
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out.write("</table>\n");
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if (displayed > DISPLAY_LIMIT)
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out.write("<div class=\"statusnotes\"><b>" + _("Limited display to the {0} tunnels with the highest usage", DISPLAY_LIMIT) + "</b></div>\n");
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out.write("<div class=\"statusnotes\"><b>" + _("Inactive participating tunnels") + ": " + inactive + "</b></div>\n");
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out.write("<div class=\"statusnotes\"><b>" + _("Lifetime bandwidth usage") + ": " + DataHelper.formatSize2(processed*1024) + "B</b></div>\n");
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//renderPeers(out);
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out.write("</div>");
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}
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private static class TunnelComparator implements Comparator<HopConfig>, Serializable {
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public int compare(HopConfig l, HopConfig r) {
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return (r.getProcessedMessagesCount() - l.getProcessedMessagesCount());
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}
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}
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private void renderPool(Writer out, TunnelPool in, TunnelPool outPool) throws IOException {
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List<TunnelInfo> tunnels = null;
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if (in == null)
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tunnels = new ArrayList<TunnelInfo>();
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else
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tunnels = in.listTunnels();
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if (outPool != null)
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tunnels.addAll(outPool.listTunnels());
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long processedIn = (in != null ? in.getLifetimeProcessed() : 0);
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long processedOut = (outPool != null ? outPool.getLifetimeProcessed() : 0);
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int live = 0;
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int maxLength = 1;
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for (int i = 0; i < tunnels.size(); i++) {
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TunnelInfo info = tunnels.get(i);
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if (info.getLength() > maxLength)
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maxLength = info.getLength();
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}
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out.write("<table><tr><th>" + _("In/Out") + "</th><th>" + _("Expiry") + "</th><th>" + _("Usage") + "</th><th>" + _("Gateway") + "</th>");
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if (maxLength > 3) {
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out.write("<th align=\"center\" colspan=\"" + (maxLength - 2));
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out.write("\">" + _("Participants") + "</th>");
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}
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else if (maxLength == 3) {
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out.write("<th>" + _("Participant") + "</th>");
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}
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if (maxLength > 1) {
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out.write("<th>" + _("Endpoint") + "</th>");
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}
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out.write("</tr>\n");
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for (int i = 0; i < tunnels.size(); i++) {
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TunnelInfo info = tunnels.get(i);
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long timeLeft = info.getExpiration()-_context.clock().now();
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if (timeLeft <= 0)
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continue; // don't display tunnels in their grace period
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live++;
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if (info.isInbound())
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out.write("<tr> <td class=\"cells\" align=\"center\"><img src=\"/themes/console/images/inbound.png\" alt=\"Inbound\" title=\"Inbound\"></td>");
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else
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out.write("<tr> <td class=\"cells\" align=\"center\"><img src=\"/themes/console/images/outbound.png\" alt=\"Outbound\" title=\"Outbound\"></td>");
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out.write(" <td class=\"cells\" align=\"center\">" + DataHelper.formatDuration2(timeLeft) + "</td>\n");
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out.write(" <td class=\"cells\" align=\"center\">" + info.getProcessedMessagesCount() + " KB</td>\n");
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for (int j = 0; j < info.getLength(); j++) {
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Hash peer = info.getPeer(j);
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TunnelId id = (info.isInbound() ? info.getReceiveTunnelId(j) : info.getSendTunnelId(j));
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if (_context.routerHash().equals(peer)) {
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out.write(" <td class=\"cells\" align=\"center\">" + (id == null ? "" : "" + id) + "</td>");
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} else {
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String cap = getCapacity(peer);
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out.write(" <td class=\"cells\" align=\"center\">" + netDbLink(peer) + (id == null ? "" : " " + id) + cap + "</td>");
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}
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if (info.getLength() < maxLength && (info.getLength() == 1 || j == info.getLength() - 2)) {
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for (int k = info.getLength(); k < maxLength; k++)
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out.write(" <td class=\"cells\" align=\"center\"> </td>");
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}
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}
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out.write("</tr>\n");
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if (info.isInbound())
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processedIn += info.getProcessedMessagesCount();
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else
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processedOut += info.getProcessedMessagesCount();
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}
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out.write("</table>\n");
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if (in != null) {
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List pending = in.listPending();
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if (!pending.isEmpty()) {
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out.write("<div class=\"statusnotes\"><center><b>" + _("Build in progress") + ": " + pending.size() + " " + _("inbound") + "</b></center></div>\n");
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live += pending.size();
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}
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}
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if (outPool != null) {
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List pending = outPool.listPending();
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if (!pending.isEmpty()) {
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out.write("<div class=\"statusnotes\"><center><b>" + _("Build in progress") + ": " + pending.size() + " " + _("outbound") + "</b></center></div>\n");
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live += pending.size();
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}
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}
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if (live <= 0)
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out.write("<div class=\"statusnotes\"><center><b>" + _("No tunnels; waiting for the grace period to end.") + "</b></center></div>\n");
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out.write("<div class=\"statusnotes\"><center><b>" + _("Lifetime bandwidth usage") + ": " +
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DataHelper.formatSize2(processedIn*1024) + "B " + _("in") + ", " +
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DataHelper.formatSize2(processedOut*1024) + "B " + _("out") + "</b></center></div>");
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}
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/****
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private void renderPeers(Writer out) throws IOException {
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// count up the peers in the local pools
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ObjectCounter<Hash> lc = new ObjectCounter();
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int tunnelCount = countTunnelsPerPeer(lc);
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// count up the peers in the participating tunnels
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ObjectCounter<Hash> pc = new ObjectCounter();
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int partCount = countParticipatingPerPeer(pc);
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Set<Hash> peers = new HashSet(lc.objects());
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peers.addAll(pc.objects());
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List<Hash> peerList = new ArrayList(peers);
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Collections.sort(peerList, new CountryComparator(this._context.commSystem()));
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out.write("<h2><a name=\"peers\"></a>" + _("Tunnel Counts By Peer") + "</h2>\n");
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out.write("<table><tr><th>" + _("Peer") + "</th><th>" + _("Our Tunnels") + "</th><th>" + _("% of total") + "</th><th>" + _("Participating Tunnels") + "</th><th>" + _("% of total") + "</th></tr>\n");
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for (Hash h : peerList) {
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out.write("<tr> <td class=\"cells\" align=\"center\">");
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out.write(netDbLink(h));
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out.write(" <td class=\"cells\" align=\"center\">" + lc.count(h));
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out.write(" <td class=\"cells\" align=\"center\">");
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if (tunnelCount > 0)
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out.write("" + (lc.count(h) * 100 / tunnelCount));
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else
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out.write('0');
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out.write(" <td class=\"cells\" align=\"center\">" + pc.count(h));
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out.write(" <td class=\"cells\" align=\"center\">");
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if (partCount > 0)
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out.write("" + (pc.count(h) * 100 / partCount));
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else
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out.write('0');
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out.write('\n');
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}
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out.write("<tr class=\"tablefooter\"> <td align=\"center\"><b>" + _("Totals") + "</b> <td align=\"center\"><b>" + tunnelCount);
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out.write("</b> <td> </td> <td align=\"center\"><b>" + partCount);
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out.write("</b> <td> </td></tr></table></div>\n");
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}
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****/
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/* duplicate of that in tunnelPoolManager for now */
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/** @return total number of non-fallback expl. + client tunnels */
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/****
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private int countTunnelsPerPeer(ObjectCounter<Hash> lc) {
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List<TunnelPool> pools = new ArrayList();
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_context.tunnelManager().listPools(pools);
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int tunnelCount = 0;
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for (TunnelPool tp : pools) {
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for (TunnelInfo info : tp.listTunnels()) {
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if (info.getLength() > 1) {
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tunnelCount++;
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for (int j = 0; j < info.getLength(); j++) {
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Hash peer = info.getPeer(j);
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if (!_context.routerHash().equals(peer))
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lc.increment(peer);
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}
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}
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}
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}
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return tunnelCount;
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}
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****/
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/** @return total number of part. tunnels */
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/****
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private int countParticipatingPerPeer(ObjectCounter<Hash> pc) {
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List<HopConfig> participating = _context.tunnelDispatcher().listParticipatingTunnels();
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for (HopConfig cfg : participating) {
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Hash from = cfg.getReceiveFrom();
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if (from != null)
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pc.increment(from);
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Hash to = cfg.getSendTo();
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if (to != null)
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pc.increment(to);
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}
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return participating.size();
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}
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private static class CountryComparator implements Comparator<Hash> {
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public CountryComparator(CommSystemFacade comm) {
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this.comm = comm;
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}
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public int compare(Hash l, Hash r) {
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// get both countries
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String lc = this.comm.getCountry(l);
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String rc = this.comm.getCountry(r);
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// make them non-null
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lc = (lc == null) ? "zzzz" : lc;
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rc = (rc == null) ? "zzzz" : rc;
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// let String handle the rest
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return lc.compareTo(rc);
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}
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private CommSystemFacade comm;
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}
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****/
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/** cap string */
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private String getCapacity(Hash peer) {
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RouterInfo info = _context.netDb().lookupRouterInfoLocally(peer);
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if (info != null) {
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String caps = info.getCapabilities();
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for (char c = Router.CAPABILITY_BW12; c <= Router.CAPABILITY_BW256; c++) {
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if (caps.indexOf(c) >= 0)
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return " " + c;
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}
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}
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return "";
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}
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private String netDbLink(Hash peer) {
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return _context.commSystem().renderPeerHTML(peer);
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}
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/** translate a string */
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private String _(String s) {
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return Messages.getString(s, _context);
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}
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/** translate a string */
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public String _(String s, Object o) {
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return Messages.getString(s, o, _context);
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}
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}
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