package net.i2p.router.web;
import java.io.File;
import java.io.IOException;
import java.io.Writer;
import java.text.DateFormat;
import java.util.Collections;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import net.i2p.app.ClientAppManager;
import net.i2p.crypto.SigType;
import net.i2p.data.DataHelper;
import net.i2p.router.RouterContext;
import net.i2p.router.news.NewsEntry;
import net.i2p.router.news.NewsManager;
import net.i2p.util.PortMapper;
import net.i2p.util.SystemVersion;
/**
* Refactored from summarynoframe.jsp to save ~100KB
*
*/
class SummaryBarRenderer {
static final String ALL_SECTIONS[] =
{"HelpAndFAQ", "I2PServices", "I2PInternals", "General", "ShortGeneral", "NetworkReachability",
"UpdateStatus", "RestartStatus", "Peers", "FirewallAndReseedStatus", "Bandwidth", "Tunnels",
"Congestion", "TunnelStatus", "Destinations", "NewsHeadings" };
static final Map<String, String> SECTION_NAMES;
static {
Map<String, String> aMap = new HashMap<String, String>();;
aMap.put("HelpAndFAQ", "Help & FAQ");
aMap.put("I2PServices", "I2P Services");
aMap.put("I2PInternals", "I2P Internals");
aMap.put("General", "General");
aMap.put("ShortGeneral", "Short General");
aMap.put("NetworkReachability", "Network Reachability");
aMap.put("UpdateStatus", "Update Status");
aMap.put("RestartStatus", "Restart Status");
aMap.put("Peers", "Peers");
aMap.put("FirewallAndReseedStatus", "Firewall & Reseed Status");
aMap.put("Bandwidth", "Bandwidth");
aMap.put("Tunnels", "Tunnels");
aMap.put("Congestion", "Congestion");
aMap.put("TunnelStatus", "Tunnel Status");
aMap.put("Destinations", "Local Tunnels");
aMap.put("NewsHeadings", "News & Updates");
SECTION_NAMES = Collections.unmodifiableMap(aMap);
}
private final RouterContext _context;
private final SummaryHelper _helper;
public SummaryBarRenderer(RouterContext context, SummaryHelper helper) {
_context = context;
_helper = helper;
}
/**
* Note - ensure all links in here are absolute, as the summary bar may be displayed
* on lower-level directory errors.
*/
public void renderSummaryHTML(Writer out) throws IOException {
String requestURI = _helper.getRequestURI();
String page = requestURI.replace("/", "").replace(".jsp", "");
List<String> sections = _helper.getSummaryBarSections(page);
StringBuilder buf = new StringBuilder(8*1024);
for (String section : sections) {
// Commented out because broken. Replaced by if-elseif blob below.
/*try {
String section = (String)ALL_SECTIONS.get(sections[i]).invoke(this);
if (section != null && section != "") {
out.write("<hr>" + i + "<hr>\n" + section);
}
} catch (Exception e) {
out.write("<hr>" +i + " - Exception<hr>\n" + e);
}*/
buf.setLength(0);
buf.append("<hr>\n");
if ("HelpAndFAQ".equals(section))
buf.append(renderHelpAndFAQHTML());
else if ("I2PServices".equals(section))
buf.append(renderI2PServicesHTML());
else if ("I2PInternals".equals(section))
buf.append(renderI2PInternalsHTML());
else if ("General".equals(section))
buf.append(renderGeneralHTML());
else if ("ShortGeneral".equals(section))
buf.append(renderShortGeneralHTML());
else if ("NetworkReachability".equals(section))
buf.append(renderNetworkReachabilityHTML());
else if ("UpdateStatus".equals(section))
buf.append(renderUpdateStatusHTML());
else if ("RestartStatus".equals(section))
buf.append(renderRestartStatusHTML());
else if ("Peers".equals(section))
buf.append(renderPeersHTML());
else if ("FirewallAndReseedStatus".equals(section))
buf.append(renderFirewallAndReseedStatusHTML());
else if ("Bandwidth".equals(section))
buf.append(renderBandwidthHTML());
else if ("Tunnels".equals(section))
buf.append(renderTunnelsHTML());
else if ("Congestion".equals(section))
buf.append(renderCongestionHTML());
else if ("TunnelStatus".equals(section))
buf.append(renderTunnelStatusHTML());
else if ("Destinations".equals(section))
buf.append(renderDestinationsHTML());
else if ("NewsHeadings".equals(section))
buf.append(renderNewsHeadingsHTML());
// Only output section if there's more than the <hr> to print
if (buf.length() > 5)
out.write(buf.toString());
}
}
public String renderHelpAndFAQHTML() {
StringBuilder buf = new StringBuilder(512);
buf.append("<h3><a href=\"/help\" target=\"_top\" title=\"")
.append(_t("I2P Router Help & FAQ"))
.append("\">")
.append(_t("Help & FAQ"))
.append("</a></h3>");
return buf.toString();
}
public String renderI2PServicesHTML() {
StringBuilder buf = new StringBuilder(512);
buf.append("<h3><a href=\"/configclients\" target=\"_top\" title=\"")
.append(_t("Configure startup of clients and webapps (services); manually start dormant services"))
.append("\">")
.append(_t("I2P Services"))
.append("</a></h3>\n" +
"<hr class=\"b\"><table><tr><td>" +
"<a href=\"/susimail/susimail\" target=\"_blank\" title=\"")
.append(_t("Anonymous webmail client"))
.append("\">")
.append(nbsp(_t("Email")))
.append("</a>\n" +
"<a href=\"/i2psnark/\" target=\"_blank\" title=\"")
.append(_t("Built-in anonymous BitTorrent Client"))
.append("\">")
.append(nbsp(_t("Torrents")))
.append("</a>\n" +
"<a href=\"http://")
.append(_context.portMapper().getHost(PortMapper.SVC_EEPSITE, "127.0.0.1"))
.append(':')
.append(_context.portMapper().getPort(PortMapper.SVC_EEPSITE, 7658))
.append("/\" target=\"_blank\" title=\"")
.append(_t("Local web server"))
.append("\">")
.append(nbsp(_t("Website")))
.append("</a>\n")
.append(NavHelper.getClientAppLinks(_context))
.append("</td></tr></table>\n");
return buf.toString();
}
public String renderI2PInternalsHTML() {
StringBuilder buf = new StringBuilder(512);
buf.append("<h3><a href=\"/config\" target=\"_top\" title=\"")
.append(_t("Configure I2P Router"))
.append("\">")
.append(_t("I2P Internals"))
.append("</a></h3><hr class=\"b\">\n" +
"<table><tr><td>\n" +
"<a href=\"/tunnels\" target=\"_top\" title=\"")
.append(_t("View existing tunnels and tunnel build status"))
.append("\">")
.append(nbsp(_t("Tunnels")))
.append("</a>\n" +
"<a href=\"/peers\" target=\"_top\" title=\"")
.append(_t("Show all current peer connections"))
.append("\">")
.append(nbsp(_t("Peers")))
.append("</a>\n" +
"<a href=\"/profiles\" target=\"_top\" title=\"")
.append(_t("Show recent peer performance profiles"))
.append("\">")
.append(nbsp(_t("Profiles")))
.append("</a>\n" +
"<a href=\"/netdb\" target=\"_top\" title=\"")
.append(_t("Show list of all known I2P routers"))
.append("\">")
.append(nbsp(_t("NetDB")))
.append("</a>\n" +
"<a href=\"/logs\" target=\"_top\" title=\"")
.append(_t("Health Report"))
.append("\">")
.append(nbsp(_t("Logs")))
.append("</a>\n");
// "<a href=\"/jobs.jsp\" target=\"_top\" title=\"")
// .append(_t("Show the router's workload, and how it's performing"))
// .append("\">")
// .append(_t("Jobs"))
// .append("</a>\n" +
if (!StatSummarizer.isDisabled()) {
buf.append("<a href=\"/graphs\" target=\"_top\" title=\"")
.append(_t("Graph router performance"))
.append("\">")
.append(nbsp(_t("Graphs")))
.append("</a>\n");
}
buf.append("<a href=\"/stats\" target=\"_top\" title=\"")
.append(_t("Textual router performance statistics"))
.append("\">")
.append(nbsp(_t("Stats")))
.append("</a>\n" +
"<a href=\"/dns\" target=\"_top\" title=\"")
.append(_t("Manage your I2P hosts file here (I2P domain name resolution)"))
.append("\">")
.append(nbsp(_t("Addressbook")))
.append("</a>\n" +
"<a href=\"/i2ptunnelmgr\" target=\"_top\" title=\"")
.append(_t("Local Tunnels"))
.append("\">")
.append(nbsp(_t("Hidden Services Manager")))
.append("</a>\n");
if (_context.getBooleanProperty(HelperBase.PROP_ADVANCED))
buf.append("<a href=\"/debug\">Debug</a>\n");
File javadoc = new File(_context.getBaseDir(), "docs/javadoc/index.html");
if (javadoc.exists())
buf.append("<a href=\"/javadoc/index.html\" target=\"_blank\">Javadoc</a>\n");
buf.append("</td></tr></table>\n");
return buf.toString();
}
public String renderGeneralHTML() {
if (_helper == null) return "";
StringBuilder buf = new StringBuilder(512);
buf.append("<h3><a href=\"/help\" target=\"_top\" title=\"")
.append(_t("I2P Router Help"))
.append("\">")
.append(_t("General"))
.append("</a></h3><hr class=\"b\">\n" +
"<table><tr>" +
"<td align=\"left\"><b title=\"")
.append(_t("Your Local Identity is your unique I2P router identity, similar to an ip address but tailored to I2P. "))
.append(_t("Never disclose this to anyone, as it can reveal your real world ip."))
.append("\">")
.append(_t("Local Identity"))
.append(":</b></td>" +
"<td align=\"right\">" +
"<a title=\"")
.append(_t("Your unique I2P router identity is"))
.append(' ')
.append(_helper.getIdent())
.append(", ")
.append(_t("never reveal it to anyone"))
.append("\" href=\"/netdb?r=.\" target=\"_top\">")
.append(_t("show"))
.append("</a></td></tr>\n" +
"</table><table>" + // fix for some rows with a big left side and some with a big right side
"<tr title=\"")
.append(_t("The version of the I2P software we are running"))
.append("\">" +
"<td align=\"left\"><b>")
.append(_t("Version"))
.append(":</b></td>" +
"<td align=\"right\">")
.append(_helper.getVersion())
.append("</td></tr>\n" +
"</table><table>" + // fix for some rows with a big left side and some with a big right side
"<tr title=\"")
.append(_t("How long we've been running for this session"))
.append("\">" +
"<td align=\"left\"><b>")
.append(_t("Uptime"))
.append(":</b></td>" +
"<td align=\"right\">")
.append(_helper.getUptime())
.append("</td></tr></table>\n");
return buf.toString();
}
public String renderShortGeneralHTML() {
if (_helper == null) return "";
StringBuilder buf = new StringBuilder(512);
buf.append("<table>" +
"<tr title=\"")
.append(_t("The version of the I2P software we are running"))
.append("\">" +
"<td align=\"left\"><b>")
.append(_t("Version"))
.append(":</b></td>" +
"<td align=\"right\">")
.append(_helper.getVersion())
.append("</td></tr>\n" +
"<tr title=\"")
.append(_t("How long we've been running for this session"))
.append("\">" +
"<td align=\"left\"><b>")
.append(_t("Uptime"))
.append(":</b></td>" +
"<td align=\"right\">")
.append(_helper.getUptime())
.append("</td></tr></table>\n");
return buf.toString();
}
public String renderNetworkReachabilityHTML() {
if (_helper == null) return "";
StringBuilder buf = new StringBuilder(512);
buf.append("<h4><a href=\"/confignet#help\" target=\"_top\" title=\"")
.append(_t("Help with configuring your firewall and router for optimal I2P performance"))
.append("\">")
.append(_t("Network"))
.append(": ")
.append(_helper.getReachability())
.append("</a></h4>\n");
if (!SigType.ECDSA_SHA256_P256.isAvailable()) {
buf.append("<hr>\n<h4><a href=\"http://trac.i2p2.i2p/wiki/Crypto/ECDSA");
if ("ru".equals(Messages.getLanguage(_context)))
buf.append("-ru");
buf.append("\" target=\"_top\" title=\"")
.append(_t("See more information on the wiki"))
.append("\">")
.append(_t("Warning: ECDSA is not available. Update your Java or OS"))
.append("</a></h4>\n");
}
if (!SystemVersion.isJava7()) {
buf.append("<hr><h4>")
.append(_t("Warning: Java version {0} is no longer supported by I2P.", System.getProperty("java.version")))
.append(' ')
.append(_t("Update Java to version {0} or higher to receive I2P updates.", "7"))
.append("</h4>\n");
}
return buf.toString();
}
public String renderUpdateStatusHTML() {
if (_helper == null) return "";
String updateStatus = _helper.getUpdateStatus();
if ("".equals(updateStatus)) return "";
StringBuilder buf = new StringBuilder(512);
buf.append("<h3><a href=\"/configupdate\" target=\"_top\" title=\"")
.append(_t("Configure I2P Updates"))
.append("\">")
.append(_t("I2P Update"))
.append("</a></h3><hr class=\"b\">\n");
buf.append(updateStatus);
return buf.toString();
}
public String renderRestartStatusHTML() {
if (_helper == null) return "";
StringBuilder buf = new StringBuilder(512);
buf.append(_helper.getRestartStatus());
return buf.toString();
}
public String renderPeersHTML() {
if (_helper == null) return "";
StringBuilder buf = new StringBuilder(512);
buf.append("<h3><a href=\"/peers\" target=\"_top\" title=\"")
.append(_t("Show all current peer connections"))
.append("\">")
.append(_t("Peers"))
.append("</a></h3><hr class=\"b\">\n" +
"<table>\n" +
"<tr title=\"")
.append(_t("Peers we've been talking to in the last few minutes/last hour"))
.append("\">" +
"<td align=\"left\"><b>")
.append(_t("Active"))
.append(":</b></td><td align=\"right\">");
int active = _helper.getActivePeers();
buf.append(active)
.append(SummaryHelper.THINSP)
.append(Math.max(active, _helper.getActiveProfiles()))
.append("</td></tr>\n" +
"<tr title=\"")
.append(_t("The number of peers available for building client tunnels"))
.append("\">" +
"<td align=\"left\"><b>")
.append(_t("Fast"))
.append(":</b></td><td align=\"right\">")
.append(_helper.getFastPeers())
.append("</td></tr>\n" +
"<tr title=\"")
.append(_t("The number of peers available for building exploratory tunnels"))
.append("\">" +
"<td align=\"left\"><b>")
.append(_t("High capacity"))
.append(":</b></td><td align=\"right\">")
.append(_helper.getHighCapacityPeers())
.append("</td></tr>\n" +
"<tr title=\"")
.append(_t("The number of peers available for network database inquiries"))
.append("\">" +
"<td align=\"left\"><b>")
.append(_t("Integrated"))
.append(":</b></td><td align=\"right\">")
.append(_helper.getWellIntegratedPeers())
.append("</td></tr>\n" +
"<tr title=\"")
.append(_t("The total number of peers in our network database"))
.append("\">" +
"<td align=\"left\"><b>")
.append(_t("Known"))
.append(":</b></td><td align=\"right\">")
.append(_helper.getAllPeers())
.append("</td></tr>\n" +
"</table>\n");
return buf.toString();
}
public String renderFirewallAndReseedStatusHTML() {
if (_helper == null) return "";
StringBuilder buf = new StringBuilder(512);
buf.append(_helper.getFirewallAndReseedStatus());
return buf.toString();
}
public String renderBandwidthHTML() {
if (_helper == null) return "";
StringBuilder buf = new StringBuilder(512);
buf.append("<h3><a href=\"/config\" title=\"")
.append(_t("Configure router bandwidth allocation"))
.append("\" target=\"_top\">")
.append(_t("Bandwidth in/out"))
.append("</a></h3><hr class=\"b\">" +
"<table>\n" +
"<tr><td align=\"left\"><b>")
.append(DataHelper.formatDuration2(3 * 1000)) // lie and say 3 sec since 1 sec would appear as 1000 ms
.append(":</b></td><td align=\"right\">")
.append(_helper.getSecondKBps())
.append("Bps</td></tr>\n");
if (_context.router().getUptime() > 6*60*1000) {
buf.append("<tr><td align=\"left\"><b>")
.append(DataHelper.formatDuration2(5 * 60 * 1000)) // 5 min
.append(":</b></td><td align=\"right\">")
.append(_helper.getFiveMinuteKBps())
.append("Bps</td></tr>\n");
}
if (_context.router().getUptime() > 2*60*1000) {
buf.append("<tr><td align=\"left\"><b>")
.append(_t("Total"))
.append(":</b></td><td align=\"right\">")
.append(_helper.getLifetimeKBps())
.append("Bps</td></tr>\n");
}
buf.append("<tr><td align=\"left\"><b>")
.append(_t("Used"))
.append(":</b></td><td align=\"right\">")
.append(_helper.getInboundTransferred())
.append(SummaryHelper.THINSP)
.append(_helper.getOutboundTransferred())
.append("</td></tr>\n" +
"</table>\n");
return buf.toString();
}
public String renderTunnelsHTML() {
if (_helper == null) return "";
StringBuilder buf = new StringBuilder(512);
buf.append("<h3><a href=\"/tunnels\" target=\"_top\" title=\"")
.append(_t("View existing tunnels and tunnel build status"))
.append("\">")
.append(_t("Tunnels"))
.append("</a></h3><hr class=\"b\">" +
"<table>\n" +
"<tr title=\"")
.append(_t("Used for building and testing tunnels, and communicating with floodfill peers"))
.append("\">" +
"<td align=\"left\"><b>")
.append(_t("Exploratory"))
.append(":</b></td><td align=\"right\">")
.append(_helper.getInboundTunnels() + _helper.getOutboundTunnels())
.append("</td></tr>\n" +
"<tr title=\"")
.append(_t("Tunnels we are using to provide or access services on the network"))
.append("\">" +
"<td align=\"left\"><b>")
.append(_t("Client"))
.append(":</b></td><td align=\"right\">")
.append(_helper.getInboundClientTunnels() + _helper.getOutboundClientTunnels())
.append("</td></tr>\n" +
"<tr title=\"")
.append(_t("Tunnels we are participating in, directly contributing bandwidth to the network"))
.append("\">" +
"<td align=\"left\"><b>")
.append(_t("Participating"))
.append(":</b></td><td align=\"right\">")
.append(_helper.getParticipatingTunnels())
.append("</td></tr>\n" +
"<tr title=\"")
.append(_t("The ratio of tunnel hops we provide to tunnel hops we use - a value greater than 1.00 indicates a positive contribution to the network"))
.append("\">" +
"<td align=\"left\"><b>")
.append(_t("Share ratio"))
.append(":</b></td><td align=\"right\">")
.append(_helper.getShareRatio())
.append("</td></tr>\n" +
"</table>\n");
return buf.toString();
}
public String renderCongestionHTML() {
if (_helper == null) return "";
StringBuilder buf = new StringBuilder(512);
buf.append("<h3><a href=\"/jobs\" target=\"_top\" title=\"")
.append(_t("What's in the router's job queue?"))
.append("\">")
.append(_t("Congestion"))
.append("</a></h3><hr class=\"b\">" +
"<table>\n" +
"<tr title=\"")
.append(_t("Indicates router performance"))
.append("\">" +
"<td align=\"left\"><b>")
.append(_t("Job lag"))
.append(":</b></td><td align=\"right\">")
.append(_helper.getJobLag())
.append("</td></tr>\n" +
"<tr title=\"")
.append(_t("Indicates how quickly outbound messages to other I2P routers are sent"))
.append("\">" +
"<td align=\"left\"><b>")
.append(_t("Message delay"))
.append(":</b></td><td align=\"right\">")
.append(_helper.getMessageDelay())
.append("</td></tr>\n");
if (!_context.getBooleanPropertyDefaultTrue("router.disableTunnelTesting")) {
buf.append("<tr title=\"")
.append(_t("Round trip time for a tunnel test"))
.append("\">" +
"<td align=\"left\"><b>")
.append(_t("Tunnel lag"))
.append(":</b></td><td align=\"right\">")
.append(_helper.getTunnelLag())
.append("</td></tr>\n");
}
buf.append("<tr title=\"")
.append(_t("Queued requests from other routers to participate in tunnels"))
.append("\">" +
"<td align=\"left\"><b>")
.append(_t("Backlog"))
.append(":</b></td><td align=\"right\">")
.append(_helper.getInboundBacklog())
.append("</td></tr>\n" +
"</table>\n");
return buf.toString();
}
public String renderTunnelStatusHTML() {
if (_helper == null) return "";
StringBuilder buf = new StringBuilder(50);
buf.append("<h4>")
.append(_t(_helper.getTunnelStatus()))
.append("</h4>\n");
return buf.toString();
}
public String renderDestinationsHTML() {
if (_helper == null) return "";
StringBuilder buf = new StringBuilder(512);
buf.append(_helper.getDestinations());
return buf.toString();
}
/** @since 0.9.1 */
public String renderNewsHeadingsHTML() {
if (_helper == null) return "";
NewsHelper newshelper = _helper.getNewsHelper();
if (newshelper == null || newshelper.shouldShowNews()) return "";
StringBuilder buf = new StringBuilder(512);
String consoleNonce = CSSHelper.getNonce();
if (consoleNonce != null) {
// Set up title and pre-headings stuff.
//buf.append("<h3><a href=\"/configupdate\">")
buf.append("<h3><a href=\"/news\">")
.append(_t("News & Updates"))
.append("</a></h3><hr class=\"b\"><div class=\"newsheadings\">\n");
// Get news content.
List<NewsEntry> entries = Collections.emptyList();
ClientAppManager cmgr = _context.clientAppManager();
if (cmgr != null) {
NewsManager nmgr = (NewsManager) cmgr.getRegisteredApp(NewsManager.APP_NAME);
if (nmgr != null)
entries = nmgr.getEntries();
}
if (!entries.isEmpty()) {
buf.append("<ul>\n");
DateFormat fmt = DateFormat.getDateInstance(DateFormat.SHORT);
// the router sets the JVM time zone to UTC but saves the original here so we can get it
fmt.setTimeZone(SystemVersion.getSystemTimeZone(_context));
int i = 0;
// show a min of 1, max of 3, none older than 60 days over min
final int min = 1;
final int max = 3;
for (NewsEntry entry : entries) {
if (i >= min && entry.updated > 0 &&
entry.updated < _context.clock().now() - 60*24*60*60*1000L)
break;
buf.append("<li><a href=\"/?news=1&consoleNonce=")
.append(consoleNonce)
.append("\">");
if (entry.updated > 0) {
Date date = new Date(entry.updated);
buf.append(fmt.format(date))
.append(": ");
}
buf.append(entry.title)
.append("</a></li>\n");
if (++i >= max)
break;
}
buf.append("</ul>\n");
//buf.append("<a href=\"/news\">")
// .append(_t("Show all news"))
// .append("</a>\n");
} else {
buf.append("<center><i>")
.append(_t("none"))
.append("</i></center>");
}
// Add post-headings stuff.
buf.append("</div>\n");
}
return buf.toString();
}
/** translate a string */
private String _t(String s) {
return Messages.getString(s, _context);
}
/** @since 0.9.23 */
private String _t(String s, Object o) {
return Messages.getString(s, o, _context);
}
/**
* Where the translation is to two words or more,
* prevent splitting across lines
*
* @since 0.9.18
*/
private static String nbsp(String s) {
// if it's too long, this makes it worse
if (s.length() <= 30)
return s.replace(" ", " ");
else
return s;
}
}