Limework/RedisBungee
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Code Releases Activity

Add exempted IP addresses (closes #19) and refactored configuration.

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This commit is contained in:
Tux 2015-04-18 10:13:02 -04:00
parent 195857a531
commit 10466a9464
7 changed files with 88 additions and 38 deletions
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6
src/main/java/com/imaginarycode/minecraft/redisbungee/DataManager.java
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@ -80,7 +80,7 @@ public class DataManager implements Listener {
ProxiedPlayer player = plugin.getProxy().getPlayer(uuid);
if (player != null)
return plugin.getServerId();
return RedisBungee.getConfiguration().getServerId();
String server = proxyCache.get(uuid);
@ -165,7 +165,7 @@ public class DataManager implements Listener {
plugin.getLogger().info("I found a funny number for when " + uuid + " was last online!");
boolean found = false;
for (String proxyId : plugin.getServerIds()) {
if (proxyId.equals(plugin.getServerId())) continue;
if (proxyId.equals(RedisBungee.getConfiguration().getServerId())) continue;
if (tmpRsc.sismember("proxy:" + proxyId + ":usersOnline", uuid.toString())) {
found = true;
break;
@ -225,7 +225,7 @@ public class DataManager implements Listener {
String source = jsonObject.get("source").getAsString();
if (source.equals(plugin.getServerId()))
if (source.equals(RedisBungee.getConfiguration().getServerId()))
return;
DataManagerMessage.Action action = DataManagerMessage.Action.valueOf(jsonObject.get("action").getAsString());

47
src/main/java/com/imaginarycode/minecraft/redisbungee/RedisBungee.java
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@ -16,6 +16,7 @@ import com.imaginarycode.minecraft.redisbungee.util.UUIDFetcher;
import com.imaginarycode.minecraft.redisbungee.util.UUIDTranslator;
import com.squareup.okhttp.Dispatcher;
import com.squareup.okhttp.OkHttpClient;
import lombok.AccessLevel;
import lombok.Getter;
import lombok.NonNull;
import net.md_5.bungee.api.connection.ProxiedPlayer;
@ -45,17 +46,17 @@ import static com.google.common.base.Preconditions.checkArgument;
* The only function of interest is {@link #getApi()}, which exposes some functions in this class.
*/
public final class RedisBungee extends Plugin {
private static Configuration configuration;
@Getter
private static Gson gson = new Gson();
private static RedisBungeeAPI api;
@Getter(AccessLevel.PACKAGE)
private static PubSubListener psl = null;
@Getter
private JedisPool pool;
@Getter
private UUIDTranslator uuidTranslator;
@Getter
private String serverId;
@Getter(AccessLevel.PACKAGE)
private static RedisBungeeConfiguration configuration;
@Getter
private DataManager dataManager;
@Getter
@ -77,10 +78,6 @@ public final class RedisBungee extends Plugin {
return api;
}
static Configuration getConfiguration() {
return configuration;
}
static PubSubListener getPubSubListener() {
return psl;
}
@ -114,7 +111,7 @@ public final class RedisBungee extends Plugin {
getLogger().log(Level.SEVERE, "Unable to fetch all server IDs", e);
if (jedis != null)
pool.returnBrokenResource(jedis);
return Collections.singletonList(serverId);
return Collections.singletonList(configuration.getServerId());
} finally {
pool.returnResource(jedis);
}
@ -164,15 +161,12 @@ public final class RedisBungee extends Plugin {
}
final Set<UUID> getPlayers() {
ImmutableSet.Builder<UUID> setBuilder = ImmutableSet.<UUID>builder().addAll(getLocalPlayers());
ImmutableSet.Builder<UUID> setBuilder = ImmutableSet.builder();
if (pool != null) {
Jedis rsc = pool.getResource();
try {
List<String> keys = new ArrayList<>();
for (String i : getServerIds()) {
if (i.equals(serverId))
continue;
keys.add("proxy:" + i + ":usersOnline");
}
if (!keys.isEmpty()) {
@ -236,7 +230,7 @@ public final class RedisBungee extends Plugin {
if (pool != null) {
Jedis tmpRsc = pool.getResource();
try {
tmpRsc.hset("heartbeats", serverId, String.valueOf(System.nanoTime()));
tmpRsc.hset("heartbeats", configuration.getServerId(), String.valueOf(System.nanoTime()));
} finally {
pool.returnResource(tmpRsc);
}
@ -247,7 +241,7 @@ public final class RedisBungee extends Plugin {
public void run() {
Jedis rsc = pool.getResource();
try {
rsc.hset("heartbeats", serverId, String.valueOf(System.nanoTime()));
rsc.hset("heartbeats", configuration.getServerId(), String.valueOf(System.nanoTime()));
} catch (JedisConnectionException e) {
// Redis server has disappeared!
getLogger().log(Level.SEVERE, "Unable to update heartbeat - did your Redis server go away?", e);
@ -259,7 +253,7 @@ public final class RedisBungee extends Plugin {
}
}, 0, 3, TimeUnit.SECONDS);
dataManager = new DataManager(this);
if (configuration.getBoolean("register-bungee-commands", true)) {
if (configuration.isRegisterBungeeCommands()) {
getProxy().getPluginManager().registerCommand(this, new RedisBungeeCommands.GlistCommand(this));
getProxy().getPluginManager().registerCommand(this, new RedisBungeeCommands.FindCommand(this));
getProxy().getPluginManager().registerCommand(this, new RedisBungeeCommands.LastSeenCommand(this));
@ -270,7 +264,7 @@ public final class RedisBungee extends Plugin {
getProxy().getPluginManager().registerCommand(this, new RedisBungeeCommands.ServerIds());
getProxy().getPluginManager().registerCommand(this, new RedisBungeeCommands.PlayerProxyCommand(this));
api = new RedisBungeeAPI(this);
getProxy().getPluginManager().registerListener(this, new RedisBungeeListener(this));
getProxy().getPluginManager().registerListener(this, new RedisBungeeListener(this, configuration.getExemptAddresses()));
getProxy().getPluginManager().registerListener(this, dataManager);
psl = new PubSubListener();
getProxy().getScheduler().runAsync(this, psl);
@ -280,14 +274,14 @@ public final class RedisBungee extends Plugin {
Jedis tmpRsc = pool.getResource();
try {
Set<String> players = new HashSet<>(getLocalPlayersAsUuidStrings());
Set<String> redisCollection = tmpRsc.smembers("proxy:" + serverId + ":usersOnline");
Set<String> redisCollection = tmpRsc.smembers("proxy:" + configuration.getServerId() + ":usersOnline");
for (String member : redisCollection) {
if (!players.contains(member)) {
// Are they simply on a different proxy?
boolean found = false;
for (String proxyId : getServerIds()) {
if (proxyId.equals(serverId)) continue;
if (proxyId.equals(configuration.getServerId())) continue;
if (tmpRsc.sismember("proxy:" + proxyId + ":usersOnline", member)) {
// Just clean up the set.
found = true;
@ -298,7 +292,7 @@ public final class RedisBungee extends Plugin {
RedisUtil.cleanUpPlayer(member, tmpRsc);
getLogger().warning("Player found in set that was not found locally and globally: " + member);
} else {
tmpRsc.srem("proxy:" + serverId + ":usersOnline", member);
tmpRsc.srem("proxy:" + configuration.getServerId() + ":usersOnline", member);
getLogger().warning("Player found in set that was not found locally, but is on another proxy: " + member);
}
}
@ -310,7 +304,7 @@ public final class RedisBungee extends Plugin {
// Player not online according to Redis but not BungeeCord. Fire another consumer event.
getLogger().warning("Player " + player + " is on the proxy but not in Redis.");
tmpRsc.sadd("proxy:" + serverId + ":usersOnline", player);
tmpRsc.sadd("proxy:" + configuration.getServerId() + ":usersOnline", player);
}
} finally {
pool.returnResource(tmpRsc);
@ -343,9 +337,9 @@ public final class RedisBungee extends Plugin {
Jedis tmpRsc = pool.getResource();
try {
tmpRsc.hdel("heartbeats", serverId);
if (tmpRsc.scard("proxy:" + serverId + ":usersOnline") > 0) {
Set<String> players = tmpRsc.smembers("proxy:" + serverId + ":usersOnline");
tmpRsc.hdel("heartbeats", configuration.getServerId());
if (tmpRsc.scard("proxy:" + configuration.getServerId() + ":usersOnline") > 0) {
Set<String> players = tmpRsc.smembers("proxy:" + configuration.getServerId() + ":usersOnline");
for (String member : players)
RedisUtil.cleanUpPlayer(member, tmpRsc);
}
@ -372,12 +366,12 @@ public final class RedisBungee extends Plugin {
}
}
configuration = ConfigurationProvider.getProvider(YamlConfiguration.class).load(file);
final Configuration configuration = ConfigurationProvider.getProvider(YamlConfiguration.class).load(file);
final String redisServer = configuration.getString("redis-server", "localhost");
final int redisPort = configuration.getInt("redis-port", 6379);
String redisPassword = configuration.getString("redis-password");
serverId = configuration.getString("server-id");
String serverId = configuration.getString("server-id");
if (redisPassword != null && (redisPassword.isEmpty() || redisPassword.equals("none"))) {
redisPassword = null;
@ -439,6 +433,7 @@ public final class RedisBungee extends Plugin {
httpClient.setDispatcher(dispatcher);
NameFetcher.setHttpClient(httpClient);
UUIDFetcher.setHttpClient(httpClient);
RedisBungee.configuration = new RedisBungeeConfiguration(RedisBungee.this.getPool(), configuration);
return null;
}
});
@ -481,7 +476,7 @@ public final class RedisBungee extends Plugin {
try {
rsc = pool.getResource();
jpsh = new JedisPubSubHandler();
rsc.subscribe(jpsh, "redisbungee-" + serverId, "redisbungee-allservers", "redisbungee-data");
rsc.subscribe(jpsh, "redisbungee-" + configuration.getServerId(), "redisbungee-allservers", "redisbungee-data");
} catch (JedisException | ClassCastException ignored) {
}
}

4
src/main/java/com/imaginarycode/minecraft/redisbungee/RedisBungeeAPI.java
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@ -35,7 +35,7 @@ public class RedisBungeeAPI {
this.plugin = plugin;
this.reservedChannels = ImmutableList.of(
"redisbungee-allservers",
"redisbungee-" + plugin.getServerId(),
"redisbungee-" + RedisBungee.getConfiguration().getServerId(),
"redisbungee-data"
);
}
@ -197,7 +197,7 @@ public class RedisBungeeAPI {
* @since 0.2.5
*/
public final String getServerId() {
return plugin.getServerId();
return RedisBungee.getConfiguration().getServerId();
}
/**

2
src/main/java/com/imaginarycode/minecraft/redisbungee/RedisBungeeCommands.java
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@ -56,7 +56,7 @@ class RedisBungeeCommands {
BaseComponent[] playersOnline = new ComponentBuilder("").color(ChatColor.YELLOW).append(String.valueOf(count))
.append(" player(s) are currently online.").create();
if (args.length > 0 && args[0].equals("showall")) {
if (RedisBungee.getConfiguration().getBoolean("canonical-glist", true)) {
if (RedisBungee.getConfiguration().isCanonicalGlist()) {
Multimap<String, UUID> serverToPlayers = RedisBungee.getApi().getServerToPlayers();
Multimap<String, String> human = HashMultimap.create();
for (Map.Entry<String, UUID> entry : serverToPlayers.entries()) {

45
src/main/java/com/imaginarycode/minecraft/redisbungee/RedisBungeeConfiguration.java Normal file
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@ -0,0 +1,45 @@
/**
* Copyright © 2013 tuxed <write@imaginarycode.com>
* This work is free. You can redistribute it and/or modify it under the
* terms of the Do What The Fuck You Want To Public License, Version 2,
* as published by Sam Hocevar. See http://www.wtfpl.net/ for more details.
*/
package com.imaginarycode.minecraft.redisbungee;
import com.google.common.collect.ImmutableList;
import com.google.common.net.InetAddresses;
import lombok.Getter;
import net.md_5.bungee.config.Configuration;
import redis.clients.jedis.JedisPool;
import java.net.InetAddress;
import java.util.List;
public class RedisBungeeConfiguration {
@Getter
private final JedisPool pool;
@Getter
private final String serverId;
@Getter
private final boolean registerBungeeCommands;
@Getter
private final boolean canonicalGlist;
@Getter
private final List<InetAddress> exemptAddresses;
public RedisBungeeConfiguration(JedisPool pool, Configuration configuration) {
this.pool = pool;
this.serverId = configuration.getString("server-id");
this.registerBungeeCommands = configuration.getBoolean("register-bungee-commands", true);
this.canonicalGlist = configuration.getBoolean("canonical-glist", true);
List<String> stringified = configuration.getStringList("exempt-ip-addresses");
ImmutableList.Builder<InetAddress> addressBuilder = ImmutableList.builder();
for (String s : stringified) {
addressBuilder.add(InetAddresses.forString(s));
}
this.exemptAddresses = addressBuilder.build();
}
}

8
src/main/java/com/imaginarycode/minecraft/redisbungee/RedisBungeeListener.java
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@ -24,6 +24,7 @@ import net.md_5.bungee.event.EventHandler;
import net.md_5.bungee.event.EventPriority;
import redis.clients.jedis.Jedis;
import java.net.InetAddress;
import java.util.*;
import java.util.concurrent.Callable;
@ -35,6 +36,7 @@ public class RedisBungeeListener implements Listener {
.color(ChatColor.GRAY)
.create();
private final RedisBungee plugin;
private final List<InetAddress> exemptAddresses;
@EventHandler
public void onPlayerConnect(final PostLoginEvent event) {
@ -54,7 +56,7 @@ public class RedisBungeeListener implements Listener {
jedis.hset("player:" + event.getPlayer().getUniqueId().toString(), "online", "0");
jedis.hset("player:" + event.getPlayer().getUniqueId().toString(), "ip", event.getPlayer().getAddress().getAddress().getHostAddress());
plugin.getUuidTranslator().persistInfo(event.getPlayer().getName(), event.getPlayer().getUniqueId(), jedis);
jedis.hset("player:" + event.getPlayer().getUniqueId().toString(), "proxy", plugin.getServerId());
jedis.hset("player:" + event.getPlayer().getUniqueId().toString(), "proxy", RedisBungee.getConfiguration().getServerId());
jedis.publish("redisbungee-data", RedisBungee.getGson().toJson(new DataManager.DataManagerMessage<>(
event.getPlayer().getUniqueId(), DataManager.DataManagerMessage.Action.JOIN,
new DataManager.LoginPayload(event.getPlayer().getAddress().getAddress()))));
@ -98,6 +100,10 @@ public class RedisBungeeListener implements Listener {
@EventHandler(priority = EventPriority.LOWEST)
public void onPing(final ProxyPingEvent event) {
if (exemptAddresses.contains(event.getConnection().getAddress().getAddress())) {
return;
}
event.registerIntent(plugin);
plugin.getProxy().getScheduler().runAsync(plugin, new Runnable() {
@Override

4
src/main/resources/example_config.yml
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@ -28,3 +28,7 @@ register-bungee-commands: true
# Whether or not /glist showall output should match vanilla BungeeCord.
canonical-glist: true
# A list of IP addresses for which RedisBungee will not modify the response for, useful for automatic
# restart scripts.
exempt-ip-addresses: []