Metrics....
This commit is contained in:
fullwall
parent
e3fb3704b5
commit
e1bca417d8
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@ -1,6 +1,7 @@
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package net.citizensnpcs;
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import java.io.File;
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import java.io.IOException;
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import java.sql.SQLException;
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import java.util.Iterator;
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@ -51,8 +52,10 @@ import org.bukkit.entity.EntityType;
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import org.bukkit.entity.Player;
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import org.bukkit.plugin.java.JavaPlugin;
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import com.google.common.collect.Iterables;
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public class Citizens extends JavaPlugin implements CitizensPlugin {
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private final CharacterManager characterManager = new CitizensCharacterManager();
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private final CitizensCharacterManager characterManager = new CitizensCharacterManager();
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private final CommandManager commands = new CommandManager();
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private boolean compatible;
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private Settings config;
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@ -183,6 +186,31 @@ public class Citizens extends JavaPlugin implements CitizensPlugin {
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@Override
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public void run() {
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setupNPCs();
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startMetrics();
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}
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private void startMetrics() {
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new Thread() {
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@Override
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public void run() {
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try {
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Metrics metrics = new Metrics(Citizens.this);
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if (metrics.isOptOut())
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return;
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metrics.addCustomData(new Metrics.Plotter() {
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@Override
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public int getValue() {
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return Iterables.size(npcRegistry);
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}
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});
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characterManager.addPlotters(metrics);
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metrics.start();
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Messaging.log("Metrics started.");
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} catch (IOException e) {
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Messaging.logF("Unable to start metrics: %s.", e.getMessage());
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}
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}
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}.start();
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}
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}) == -1) {
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Messaging.severe("Issue enabling plugin. Disabling.");
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@ -0,0 +1,630 @@
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/*
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* Copyright 2011 Tyler Blair. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification, are
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* permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this list of
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* conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list
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* of conditions and the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ''AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* The views and conclusions contained in the software and documentation are those of the
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* authors and contributors and should not be interpreted as representing official policies,
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* either expressed or implied, of anybody else.
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*/
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package net.citizensnpcs;
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import java.io.BufferedReader;
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import java.io.File;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.io.OutputStreamWriter;
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import java.io.UnsupportedEncodingException;
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import java.net.Proxy;
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import java.net.URL;
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import java.net.URLConnection;
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import java.net.URLEncoder;
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import java.util.Collections;
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import java.util.HashSet;
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import java.util.Iterator;
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import java.util.LinkedHashSet;
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import java.util.Set;
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import java.util.UUID;
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import java.util.logging.Level;
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import org.bukkit.Bukkit;
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import org.bukkit.configuration.InvalidConfigurationException;
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import org.bukkit.configuration.file.YamlConfiguration;
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import org.bukkit.plugin.Plugin;
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import org.bukkit.plugin.PluginDescriptionFile;
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/**
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* <p>
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* The metrics class obtains data about a plugin and submits statistics about it
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* to the metrics backend.
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* </p>
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* <p>
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* Public methods provided by this class:
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* </p>
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* <code>
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* Graph createGraph(String name); <br/>
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* void addCustomData(Metrics.Plotter plotter); <br/>
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* void start(); <br/>
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* </code>
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*/
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public class Metrics {
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/**
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* The current revision number
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*/
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private final static int REVISION = 5;
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/**
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* The base url of the metrics domain
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*/
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private static final String BASE_URL = "http://mcstats.org";
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/**
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* The url used to report a server's status
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*/
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private static final String REPORT_URL = "/report/%s";
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/**
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* The file where guid and opt out is stored in
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*/
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private static final String CONFIG_FILE = "plugins/PluginMetrics/config.yml";
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/**
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* The separator to use for custom data. This MUST NOT change unless you are
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* hosting your own version of metrics and want to change it.
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*/
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private static final String CUSTOM_DATA_SEPARATOR = "~~";
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/**
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* Interval of time to ping (in minutes)
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*/
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private static final int PING_INTERVAL = 10;
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/**
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* The plugin this metrics submits for
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*/
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private final Plugin plugin;
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/**
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* All of the custom graphs to submit to metrics
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*/
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private final Set<Graph> graphs = Collections.synchronizedSet(new HashSet<Graph>());
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/**
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* The default graph, used for addCustomData when you don't want a specific
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* graph
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*/
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private final Graph defaultGraph = new Graph("Default");
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/**
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* The plugin configuration file
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*/
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private final YamlConfiguration configuration;
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/**
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* The plugin configuration file
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*/
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private final File configurationFile;
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/**
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* Unique server id
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*/
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private final String guid;
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/**
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* Lock for synchronization
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*/
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private final Object optOutLock = new Object();
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/**
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* Id of the scheduled task
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*/
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private volatile int taskId = -1;
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public Metrics(final Plugin plugin) throws IOException {
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if (plugin == null) {
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throw new IllegalArgumentException("Plugin cannot be null");
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}
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this.plugin = plugin;
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// load the config
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configurationFile = new File(CONFIG_FILE);
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configuration = YamlConfiguration.loadConfiguration(configurationFile);
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// add some defaults
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configuration.addDefault("opt-out", false);
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configuration.addDefault("guid", UUID.randomUUID().toString());
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// Do we need to create the file?
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if (configuration.get("guid", null) == null) {
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configuration.options().header("http://mcstats.org").copyDefaults(true);
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configuration.save(configurationFile);
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}
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// Load the guid then
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guid = configuration.getString("guid");
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}
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/**
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* Construct and create a Graph that can be used to separate specific
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* plotters to their own graphs on the metrics website. Plotters can be
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* added to the graph object returned.
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*
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* @param name
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* @return Graph object created. Will never return NULL under normal
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* circumstances unless bad parameters are given
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*/
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public Graph createGraph(final String name) {
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if (name == null) {
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throw new IllegalArgumentException("Graph name cannot be null");
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}
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// Construct the graph object
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final Graph graph = new Graph(name);
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// Now we can add our graph
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graphs.add(graph);
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// and return back
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return graph;
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}
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/**
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* Adds a custom data plotter to the default graph
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*
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* @param plotter
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*/
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public void addCustomData(final Plotter plotter) {
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if (plotter == null) {
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throw new IllegalArgumentException("Plotter cannot be null");
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}
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// Add the plotter to the graph o/
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defaultGraph.addPlotter(plotter);
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// Ensure the default graph is included in the submitted graphs
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graphs.add(defaultGraph);
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}
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/**
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* Start measuring statistics. This will immediately create an async
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* repeating task as the plugin and send the initial data to the metrics
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* backend, and then after that it will post in increments of PING_INTERVAL
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* * 1200 ticks.
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*
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* @return True if statistics measuring is running, otherwise false.
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*/
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public boolean start() {
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synchronized (optOutLock) {
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// Did we opt out?
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if (isOptOut()) {
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return false;
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}
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// Is metrics already running?
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if (taskId >= 0) {
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return true;
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}
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// Begin hitting the server with glorious data
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taskId = plugin.getServer().getScheduler().scheduleAsyncRepeatingTask(plugin, new Runnable() {
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private boolean firstPost = true;
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@Override
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public void run() {
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try {
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// This has to be synchronized or it can collide with
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// the disable method.
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synchronized (optOutLock) {
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// Disable Task, if it is running and the server
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// owner decided to opt-out
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if (isOptOut() && taskId > 0) {
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plugin.getServer().getScheduler().cancelTask(taskId);
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taskId = -1;
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}
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}
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// We use the inverse of firstPost because if it is the
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// first time we are posting,
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// it is not a interval ping, so it evaluates to FALSE
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// Each time thereafter it will evaluate to TRUE, i.e
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// PING!
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postPlugin(!firstPost);
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// After the first post we set firstPost to false
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// Each post thereafter will be a ping
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firstPost = false;
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} catch (IOException e) {
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Bukkit.getLogger().log(Level.INFO, "[Metrics] " + e.getMessage());
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}
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}
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}, 0, PING_INTERVAL * 1200);
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return true;
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}
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}
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/**
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* Has the server owner denied plugin metrics?
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*
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* @return
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*/
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public boolean isOptOut() {
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synchronized (optOutLock) {
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try {
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// Reload the metrics file
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configuration.load(CONFIG_FILE);
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} catch (IOException ex) {
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Bukkit.getLogger().log(Level.INFO, "[Metrics] " + ex.getMessage());
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return true;
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} catch (InvalidConfigurationException ex) {
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Bukkit.getLogger().log(Level.INFO, "[Metrics] " + ex.getMessage());
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return true;
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}
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return configuration.getBoolean("opt-out", false);
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}
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}
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/**
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* Enables metrics for the server by setting "opt-out" to false in the
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* config file and starting the metrics task.
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*
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* @throws IOException
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*/
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public void enable() throws IOException {
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// This has to be synchronized or it can collide with the check in the
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// task.
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synchronized (optOutLock) {
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// Check if the server owner has already set opt-out, if not, set
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// it.
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if (isOptOut()) {
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configuration.set("opt-out", false);
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configuration.save(configurationFile);
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}
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// Enable Task, if it is not running
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if (taskId < 0) {
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start();
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}
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}
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}
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/**
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* Disables metrics for the server by setting "opt-out" to true in the
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* config file and canceling the metrics task.
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*
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* @throws IOException
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*/
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public void disable() throws IOException {
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// This has to be synchronized or it can collide with the check in the
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// task.
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synchronized (optOutLock) {
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// Check if the server owner has already set opt-out, if not, set
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// it.
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if (!isOptOut()) {
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configuration.set("opt-out", true);
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configuration.save(configurationFile);
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}
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// Disable Task, if it is running
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if (taskId > 0) {
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this.plugin.getServer().getScheduler().cancelTask(taskId);
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taskId = -1;
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}
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}
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}
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/**
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* Generic method that posts a plugin to the metrics website
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*/
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private void postPlugin(final boolean isPing) throws IOException {
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// The plugin's description file containg all of the plugin data such as
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// name, version, author, etc
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final PluginDescriptionFile description = plugin.getDescription();
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// Construct the post data
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final StringBuilder data = new StringBuilder();
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data.append(encode("guid")).append('=').append(encode(guid));
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encodeDataPair(data, "version", description.getVersion());
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encodeDataPair(data, "server", Bukkit.getVersion());
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encodeDataPair(data, "players", Integer.toString(Bukkit.getServer().getOnlinePlayers().length));
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encodeDataPair(data, "revision", String.valueOf(REVISION));
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// If we're pinging, append it
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if (isPing) {
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encodeDataPair(data, "ping", "true");
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}
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// Acquire a lock on the graphs, which lets us make the assumption we
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// also lock everything
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// inside of the graph (e.g plotters)
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synchronized (graphs) {
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final Iterator<Graph> iter = graphs.iterator();
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while (iter.hasNext()) {
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final Graph graph = iter.next();
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// Because we have a lock on the graphs set already, it is
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// reasonable to assume
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// that our lock transcends down to the individual plotters in
|
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// the graphs also.
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// Because our methods are private, no one but us can reasonably
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// access this list
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// without reflection so this is a safe assumption without
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// adding more code.
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for (Plotter plotter : graph.getPlotters()) {
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// The key name to send to the metrics server
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// The format is C-GRAPHNAME-PLOTTERNAME where separator -
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// is defined at the top
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// Legacy (R4) submitters use the format Custom%s, or
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// CustomPLOTTERNAME
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final String key = String.format("C%s%s%s%s", CUSTOM_DATA_SEPARATOR, graph.getName(),
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CUSTOM_DATA_SEPARATOR, plotter.getColumnName());
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// The value to send, which for the foreseeable future is
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// just the string
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// value of plotter.getValue()
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final String value = Integer.toString(plotter.getValue());
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// Add it to the http post data :)
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encodeDataPair(data, key, value);
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}
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}
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}
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// Create the url
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URL url = new URL(BASE_URL + String.format(REPORT_URL, encode(plugin.getDescription().getName())));
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// Connect to the website
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URLConnection connection;
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// Mineshafter creates a socks proxy, so we can safely bypass it
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// It does not reroute POST requests so we need to go around it
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if (isMineshafterPresent()) {
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connection = url.openConnection(Proxy.NO_PROXY);
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} else {
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connection = url.openConnection();
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}
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connection.setDoOutput(true);
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// Write the data
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final OutputStreamWriter writer = new OutputStreamWriter(connection.getOutputStream());
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writer.write(data.toString());
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writer.flush();
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// Now read the response
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final BufferedReader reader = new BufferedReader(new InputStreamReader(connection.getInputStream()));
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final String response = reader.readLine();
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// close resources
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writer.close();
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reader.close();
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if (response == null || response.startsWith("ERR")) {
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throw new IOException(response); // Throw the exception
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} else {
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// Is this the first update this hour?
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if (response.contains("OK This is your first update this hour")) {
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synchronized (graphs) {
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final Iterator<Graph> iter = graphs.iterator();
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|
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while (iter.hasNext()) {
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final Graph graph = iter.next();
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for (Plotter plotter : graph.getPlotters()) {
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plotter.reset();
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}
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}
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}
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}
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}
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// if (response.startsWith("OK")) - We should get "OK" followed by an
|
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// optional description if everything goes right
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}
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/**
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* Check if mineshafter is present. If it is, we need to bypass it to send
|
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* POST requests
|
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*
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* @return
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*/
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private boolean isMineshafterPresent() {
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try {
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Class.forName("mineshafter.MineServer");
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return true;
|
||||
} catch (Exception e) {
|
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return false;
|
||||
}
|
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}
|
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|
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/**
|
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* <p>
|
||||
* Encode a key/value data pair to be used in a HTTP post request. This
|
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* INCLUDES a & so the first key/value pair MUST be included manually, e.g:
|
||||
* </p>
|
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* <code>
|
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* StringBuffer data = new StringBuffer();
|
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* data.append(encode("guid")).append('=').append(encode(guid));
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* encodeDataPair(data, "version", description.getVersion());
|
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* </code>
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*
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* @param buffer
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||||
* @param key
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||||
* @param value
|
||||
* @return
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*/
|
||||
private static void encodeDataPair(final StringBuilder buffer, final String key, final String value)
|
||||
throws UnsupportedEncodingException {
|
||||
buffer.append('&').append(encode(key)).append('=').append(encode(value));
|
||||
}
|
||||
|
||||
/**
|
||||
* Encode text as UTF-8
|
||||
*
|
||||
* @param text
|
||||
* @return
|
||||
*/
|
||||
private static String encode(final String text) throws UnsupportedEncodingException {
|
||||
return URLEncoder.encode(text, "UTF-8");
|
||||
}
|
||||
|
||||
/**
|
||||
* Represents a custom graph on the website
|
||||
*/
|
||||
public static class Graph {
|
||||
|
||||
/**
|
||||
* The graph's name, alphanumeric and spaces only :) If it does not
|
||||
* comply to the above when submitted, it is rejected
|
||||
*/
|
||||
private final String name;
|
||||
|
||||
/**
|
||||
* The set of plotters that are contained within this graph
|
||||
*/
|
||||
private final Set<Plotter> plotters = new LinkedHashSet<Plotter>();
|
||||
|
||||
private Graph(final String name) {
|
||||
this.name = name;
|
||||
}
|
||||
|
||||
/**
|
||||
* Gets the graph's name
|
||||
*
|
||||
* @return
|
||||
*/
|
||||
public String getName() {
|
||||
return name;
|
||||
}
|
||||
|
||||
/**
|
||||
* Add a plotter to the graph, which will be used to plot entries
|
||||
*
|
||||
* @param plotter
|
||||
*/
|
||||
public void addPlotter(final Plotter plotter) {
|
||||
plotters.add(plotter);
|
||||
}
|
||||
|
||||
/**
|
||||
* Remove a plotter from the graph
|
||||
*
|
||||
* @param plotter
|
||||
*/
|
||||
public void removePlotter(final Plotter plotter) {
|
||||
plotters.remove(plotter);
|
||||
}
|
||||
|
||||
/**
|
||||
* Gets an <b>unmodifiable</b> set of the plotter objects in the graph
|
||||
*
|
||||
* @return
|
||||
*/
|
||||
public Set<Plotter> getPlotters() {
|
||||
return Collections.unmodifiableSet(plotters);
|
||||
}
|
||||
|
||||
@Override
|
||||
public int hashCode() {
|
||||
return name.hashCode();
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean equals(final Object object) {
|
||||
if (!(object instanceof Graph)) {
|
||||
return false;
|
||||
}
|
||||
|
||||
final Graph graph = (Graph) object;
|
||||
return graph.name.equals(name);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* Interface used to collect custom data for a plugin
|
||||
*/
|
||||
public static abstract class Plotter {
|
||||
|
||||
/**
|
||||
* The plot's name
|
||||
*/
|
||||
private final String name;
|
||||
|
||||
/**
|
||||
* Construct a plotter with the default plot name
|
||||
*/
|
||||
public Plotter() {
|
||||
this("Default");
|
||||
}
|
||||
|
||||
/**
|
||||
* Construct a plotter with a specific plot name
|
||||
*
|
||||
* @param name
|
||||
*/
|
||||
public Plotter(final String name) {
|
||||
this.name = name;
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the current value for the plotted point
|
||||
*
|
||||
* @return
|
||||
*/
|
||||
public abstract int getValue();
|
||||
|
||||
/**
|
||||
* Get the column name for the plotted point
|
||||
*
|
||||
* @return the plotted point's column name
|
||||
*/
|
||||
public String getColumnName() {
|
||||
return name;
|
||||
}
|
||||
|
||||
/**
|
||||
* Called after the website graphs have been updated
|
||||
*/
|
||||
public void reset() {
|
||||
}
|
||||
|
||||
@Override
|
||||
public int hashCode() {
|
||||
return getColumnName().hashCode() + getValue();
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean equals(final Object object) {
|
||||
if (!(object instanceof Plotter)) {
|
||||
return false;
|
||||
}
|
||||
|
||||
final Plotter plotter = (Plotter) object;
|
||||
return plotter.name.equals(name) && plotter.getValue() == getValue();
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
|
|
@ -3,10 +3,14 @@ package net.citizensnpcs.npc;
|
|||
import java.util.HashMap;
|
||||
import java.util.Map;
|
||||
|
||||
import net.citizensnpcs.Metrics;
|
||||
import net.citizensnpcs.Metrics.Graph;
|
||||
import net.citizensnpcs.api.CitizensAPI;
|
||||
import net.citizensnpcs.api.exception.CharacterException;
|
||||
import net.citizensnpcs.api.npc.character.Character;
|
||||
import net.citizensnpcs.api.npc.character.CharacterFactory;
|
||||
import net.citizensnpcs.api.npc.character.CharacterManager;
|
||||
import net.citizensnpcs.util.StringHelper;
|
||||
|
||||
public class CitizensCharacterManager implements CharacterManager {
|
||||
private final Map<String, Character> registered = new HashMap<String, Character>();
|
||||
|
|
@ -27,4 +31,17 @@ public class CitizensCharacterManager implements CharacterManager {
|
|||
ex.printStackTrace();
|
||||
}
|
||||
}
|
||||
|
||||
public void addPlotters(Metrics metrics) {
|
||||
Graph graph = metrics.createGraph("Character Type Usage");
|
||||
for (final Character character : registered.values()) {
|
||||
graph.addPlotter(new Metrics.Plotter(StringHelper.capitalize(character.getName())) {
|
||||
@Override
|
||||
public int getValue() {
|
||||
return CitizensAPI.getNPCRegistry().getNPCs(character.getClass()).size();
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue