2006-03-19 00:23:23 +00:00
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package net.i2p.router.web;
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import java.io.IOException;
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2010-11-21 20:46:48 +00:00
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import java.io.Writer;
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2008-07-16 13:42:54 +00:00
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import java.util.Comparator;
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import java.util.Iterator;
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import java.util.List;
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import java.util.TreeSet;
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2006-03-19 00:23:23 +00:00
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import net.i2p.data.DataHelper;
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2008-07-16 13:42:54 +00:00
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import net.i2p.stat.Rate;
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2006-03-19 00:23:23 +00:00
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2010-11-21 20:46:48 +00:00
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public class GraphHelper extends FormHandler {
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protected Writer _out;
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2006-03-19 00:23:23 +00:00
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private int _periodCount;
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private boolean _showEvents;
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private int _width;
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private int _height;
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private int _refreshDelaySeconds;
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2011-03-18 15:49:58 +00:00
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private boolean _persistent;
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2010-01-18 17:39:12 +00:00
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private static final String PROP_X = "routerconsole.graphX";
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private static final String PROP_Y = "routerconsole.graphY";
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private static final String PROP_REFRESH = "routerconsole.graphRefresh";
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private static final String PROP_PERIODS = "routerconsole.graphPeriods";
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private static final String PROP_EVENTS = "routerconsole.graphEvents";
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2011-03-17 02:07:08 +00:00
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public static final int DEFAULT_X = 250;
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public static final int DEFAULT_Y = 100;
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2010-01-18 17:39:12 +00:00
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private static final int DEFAULT_REFRESH = 60;
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private static final int DEFAULT_PERIODS = 60;
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2010-01-24 02:11:55 +00:00
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static final int MAX_X = 2048;
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static final int MAX_Y = 1024;
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private static final int MIN_REFRESH = 15;
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2006-03-19 00:23:23 +00:00
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2010-01-18 17:39:12 +00:00
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/** set the defaults after we have a context */
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@Override
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public void setContextId(String contextId) {
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super.setContextId(contextId);
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_width = _context.getProperty(PROP_X, DEFAULT_X);
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_height = _context.getProperty(PROP_Y, DEFAULT_Y);
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_periodCount = _context.getProperty(PROP_PERIODS, DEFAULT_PERIODS);
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_refreshDelaySeconds = _context.getProperty(PROP_REFRESH, DEFAULT_REFRESH);
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2011-03-18 15:49:58 +00:00
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_showEvents = _context.getBooleanProperty(PROP_EVENTS);
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2006-03-19 00:23:23 +00:00
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}
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2011-03-18 15:49:58 +00:00
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/**
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* This must be output in the jsp since <meta> must be in the <head>
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* @since 0.8.6
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*/
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public String getRefreshMeta() {
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if (_refreshDelaySeconds <= 8 ||
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ConfigRestartBean.getRestartTimeRemaining() < (1000 * (_refreshDelaySeconds + 30)))
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return "";
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// shorten the refresh by 3 seconds so we beat the iframe
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return "<meta http-equiv=\"refresh\" content=\"" + (_refreshDelaySeconds - 3) + "\">";
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}
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2010-11-21 20:46:48 +00:00
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/**
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* This was a HelperBase but now it's a FormHandler
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* @since 0.8.2
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*/
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public void storeWriter(Writer out) { _out = out; }
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2006-03-19 00:23:23 +00:00
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public void setPeriodCount(String str) {
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try { _periodCount = Integer.parseInt(str); } catch (NumberFormatException nfe) {}
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}
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2011-03-18 15:49:58 +00:00
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2006-03-19 00:23:23 +00:00
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public void setShowEvents(boolean b) { _showEvents = b; }
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2011-03-18 15:49:58 +00:00
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2006-03-19 00:23:23 +00:00
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public void setHeight(String str) {
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2010-01-24 02:11:55 +00:00
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try { _height = Math.min(Integer.parseInt(str), MAX_Y); } catch (NumberFormatException nfe) {}
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2006-03-19 00:23:23 +00:00
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}
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2011-03-18 15:49:58 +00:00
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2006-03-19 00:23:23 +00:00
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public void setWidth(String str) {
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2010-01-24 02:11:55 +00:00
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try { _width = Math.min(Integer.parseInt(str), MAX_X); } catch (NumberFormatException nfe) {}
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2006-03-19 00:23:23 +00:00
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}
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2011-03-18 15:49:58 +00:00
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2006-03-19 00:23:23 +00:00
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public void setRefreshDelay(String str) {
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2010-12-12 22:04:06 +00:00
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try {
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int rds = Integer.parseInt(str);
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if (rds > 0)
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_refreshDelaySeconds = Math.max(rds, MIN_REFRESH);
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else
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_refreshDelaySeconds = -1;
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} catch (NumberFormatException nfe) {}
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2006-03-19 00:23:23 +00:00
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}
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2011-03-18 15:49:58 +00:00
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/** @since 0.8.6 */
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public void setPersistent(String foo) { _persistent = true; }
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2006-03-19 00:23:23 +00:00
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public String getImages() {
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try {
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2007-07-16 20:47:57 +00:00
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List listeners = StatSummarizer.instance().getListeners();
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TreeSet ordered = new TreeSet(new AlphaComparator());
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ordered.addAll(listeners);
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// go to some trouble to see if we have the data for the combined bw graph
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boolean hasTx = false;
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boolean hasRx = false;
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for (Iterator iter = ordered.iterator(); iter.hasNext(); ) {
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SummaryListener lsnr = (SummaryListener)iter.next();
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String title = lsnr.getRate().getRateStat().getName();
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if (title.equals("bw.sendRate")) hasTx = true;
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else if (title.equals("bw.recvRate")) hasRx = true;
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}
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2008-06-10 13:17:28 +00:00
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if (hasTx && hasRx && !_showEvents) {
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2009-07-25 23:46:42 +00:00
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_out.write("<a href=\"viewstat.jsp?stat=bw.combined"
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2008-02-13 11:49:24 +00:00
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+ "&periodCount=" + (3 * _periodCount )
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+ "&width=" + (3 * _width)
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+ "&height=" + (3 * _height)
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2010-12-12 22:04:06 +00:00
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+ "\" target=\"_blank\">");
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2010-06-02 18:16:43 +00:00
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String title = _("Combined bandwidth graph");
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2011-03-17 02:07:08 +00:00
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_out.write("<img class=\"statimage\""
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+ " src=\"viewstat.jsp?stat=bw.combined"
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2006-04-10 05:37:28 +00:00
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+ "&periodCount=" + _periodCount
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+ "&width=" + _width
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2011-03-17 02:07:08 +00:00
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+ "&height=" + (_height - 13)
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2010-06-02 18:16:43 +00:00
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+ "\" alt=\"" + title + "\" title=\"" + title + "\"></a>\n");
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2008-06-10 13:17:28 +00:00
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}
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2006-04-10 05:37:28 +00:00
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2006-04-19 17:46:51 +00:00
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for (Iterator iter = ordered.iterator(); iter.hasNext(); ) {
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SummaryListener lsnr = (SummaryListener)iter.next();
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2006-03-19 00:23:23 +00:00
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Rate r = lsnr.getRate();
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2010-06-02 18:16:43 +00:00
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// e.g. "statname for 60m"
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2010-11-06 12:28:38 +00:00
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String title = _("{0} for {1}", r.getRateStat().getName(), DataHelper.formatDuration2(_periodCount * r.getPeriod()));
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2008-02-13 11:49:24 +00:00
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_out.write("<a href=\"viewstat.jsp?stat="
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+ r.getRateStat().getName()
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+ "&showEvents=" + _showEvents
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+ "&period=" + r.getPeriod()
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+ "&periodCount=" + (3 * _periodCount)
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+ "&width=" + (3 * _width)
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+ "&height=" + (3 * _height)
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2009-08-17 20:17:30 +00:00
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+ "\" target=\"_blank\">");
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2011-03-17 02:07:08 +00:00
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_out.write("<img class=\"statimage\" border=\"0\""
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+ " src=\"viewstat.jsp?stat="
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2007-07-14 18:44:11 +00:00
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+ r.getRateStat().getName()
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2006-03-19 00:23:23 +00:00
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+ "&showEvents=" + _showEvents
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+ "&period=" + r.getPeriod()
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+ "&periodCount=" + _periodCount
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+ "&width=" + _width
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+ "&height=" + _height
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2009-08-17 20:17:30 +00:00
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+ "\" alt=\"" + title
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+ "\" title=\"" + title + "\"></a>\n");
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2006-03-19 00:23:23 +00:00
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}
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2011-03-18 00:47:14 +00:00
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// FIXME jrobin doesn't support setting the timezone, will have to mod TimeAxis.java
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2011-03-18 15:49:58 +00:00
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_out.write("<p><i>" + _("All times are UTC.") + "</i></p>\n");
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2006-03-19 00:23:23 +00:00
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} catch (IOException ioe) {
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ioe.printStackTrace();
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}
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return "";
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}
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2010-01-18 17:39:12 +00:00
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2010-12-12 22:04:06 +00:00
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private static final int[] times = { 60, 2*60, 5*60, 10*60, 30*60, 60*60, -1 };
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2006-03-19 00:23:23 +00:00
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public String getForm() {
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2010-11-21 20:46:48 +00:00
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String prev = System.getProperty("net.i2p.router.web.GraphHelper.nonce");
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if (prev != null) System.setProperty("net.i2p.router.web.GraphHelper.noncePrev", prev);
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String nonce = "" + _context.random().nextLong();
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System.setProperty("net.i2p.router.web.GraphHelper.nonce", nonce);
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2006-03-19 00:23:23 +00:00
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try {
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2010-11-17 22:26:31 +00:00
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_out.write("<br><h3>" + _("Configure Graph Display") + " [<a href=\"configstats\">" + _("Select Stats") + "</a>]</h3>");
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2010-11-21 20:46:48 +00:00
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_out.write("<form action=\"graphs\" method=\"POST\">\n" +
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"<input type=\"hidden\" name=\"action\" value=\"foo\">\n" +
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"<input type=\"hidden\" name=\"nonce\" value=\"" + nonce + "\" >\n");
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2011-03-18 15:49:58 +00:00
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_out.write(_("Periods") + ": <input size=\"5\" style=\"text-align: right;\" type=\"text\" name=\"periodCount\" value=\"" + _periodCount + "\"><br>\n");
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2009-10-27 11:11:51 +00:00
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_out.write(_("Plot averages") + ": <input type=\"radio\" class=\"optbox\" name=\"showEvents\" value=\"false\" " + (_showEvents ? "" : "checked=\"true\" ") + "> ");
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_out.write(_("or")+ " " +_("plot events") + ": <input type=\"radio\" class=\"optbox\" name=\"showEvents\" value=\"true\" "+ (_showEvents ? "checked=\"true\" " : "") + "><br>\n");
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2011-03-18 15:49:58 +00:00
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_out.write(_("Image sizes") + ": " + _("width") + ": <input size=\"4\" style=\"text-align: right;\" type=\"text\" name=\"width\" value=\"" + _width
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+ "\"> " + _("pixels") + ", " + _("height") + ": <input size=\"4\" style=\"text-align: right;\" type=\"text\" name=\"height\" value=\"" + _height
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2009-10-27 11:11:51 +00:00
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+ "\"> " + _("pixels") + "<br>\n");
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2010-12-12 22:04:06 +00:00
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_out.write(_("Refresh delay") + ": <select name=\"refreshDelay\">");
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for (int i = 0; i < times.length; i++) {
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_out.write("<option value=\"");
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_out.write(Integer.toString(times[i]));
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_out.write("\"");
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if (times[i] == _refreshDelaySeconds)
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_out.write(" selected=\"true\"");
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_out.write(">");
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if (times[i] > 0)
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_out.write(DataHelper.formatDuration2(times[i] * 1000));
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else
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_out.write(_("Never"));
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_out.write("</option>\n");
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}
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_out.write("</select><br>\n" +
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2011-03-18 15:49:58 +00:00
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_("Store graph data on disk?") +
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" <input type=\"checkbox\" class=\"optbox\" value=\"true\" name=\"persistent\"");
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boolean persistent = _context.getBooleanPropertyDefaultTrue(SummaryListener.PROP_PERSISTENT);
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if (persistent)
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_out.write(" checked=\"true\"");
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_out.write(">" +
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"<hr><div class=\"formaction\"><input type=\"submit\" value=\"" + _("Save settings and redraw graphs") + "\"></div></form>");
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2006-03-19 00:23:23 +00:00
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} catch (IOException ioe) {
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ioe.printStackTrace();
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}
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return "";
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}
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2006-04-19 17:46:51 +00:00
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2010-11-21 20:46:48 +00:00
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/**
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* This was a HelperBase but now it's a FormHandler
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* @since 0.8.2
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*/
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@Override
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protected void processForm() {
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saveSettings();
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}
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2010-01-18 17:39:12 +00:00
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/**
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* Silently save settings if changed, no indication of success or failure
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* @since 0.7.10
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*/
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private void saveSettings() {
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if (_width != _context.getProperty(PROP_X, DEFAULT_X) ||
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_height != _context.getProperty(PROP_Y, DEFAULT_Y) ||
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_periodCount != _context.getProperty(PROP_PERIODS, DEFAULT_PERIODS) ||
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_refreshDelaySeconds != _context.getProperty(PROP_REFRESH, DEFAULT_REFRESH) ||
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2011-03-18 15:49:58 +00:00
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_showEvents != _context.getBooleanProperty(PROP_EVENTS) ||
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_persistent != _context.getBooleanPropertyDefaultTrue(SummaryListener.PROP_PERSISTENT)) {
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2010-01-18 17:39:12 +00:00
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_context.router().setConfigSetting(PROP_X, "" + _width);
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_context.router().setConfigSetting(PROP_Y, "" + _height);
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_context.router().setConfigSetting(PROP_PERIODS, "" + _periodCount);
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_context.router().setConfigSetting(PROP_REFRESH, "" + _refreshDelaySeconds);
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_context.router().setConfigSetting(PROP_EVENTS, "" + _showEvents);
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2011-03-18 15:49:58 +00:00
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_context.router().setConfigSetting(SummaryListener.PROP_PERSISTENT, "" + _persistent);
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2010-01-18 17:39:12 +00:00
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_context.router().saveConfig();
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2010-11-21 20:46:48 +00:00
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addFormNotice(_("Graph settings saved"));
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2010-01-18 17:39:12 +00:00
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}
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}
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2011-03-18 15:49:58 +00:00
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private static class AlphaComparator implements Comparator<SummaryListener> {
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public int compare(SummaryListener l, SummaryListener r) {
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String lName = l.getRate().getRateStat().getName();
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String rName = r.getRate().getRateStat().getName();
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int rv = lName.compareTo(rName);
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if (rv != 0)
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return rv;
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return (int) (l.getRate().getPeriod() - r.getRate().getPeriod());
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}
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2006-04-19 17:46:51 +00:00
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}
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2007-07-14 18:44:11 +00:00
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}
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