Limework/RedisBungee
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0.2 code.

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- clean up code
- introduce a separate update task and some caching for player counts
- add canonical /glist support
- better error checking
This commit is contained in:
Tux 2013-10-14 20:40:32 -04:00
parent d99304bc81
commit 59dedd64f2
5 changed files with 93 additions and 39 deletions
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2
pom.xml
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@ -14,7 +14,7 @@
<groupId>com.imaginarycode.minecraft</groupId>
<artifactId>RedisBungee</artifactId>
<version>1.0-SNAPSHOT</version>
<version>0.2-SNAPSHOT</version>
<repositories>
<repository>

95
src/main/java/com/imaginarycode/minecraft/redisbungee/RedisBungee.java
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@ -7,9 +7,7 @@
package com.imaginarycode.minecraft.redisbungee;
import com.google.common.base.Joiner;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Lists;
import com.google.common.collect.Sets;
import com.google.common.collect.*;
import net.md_5.bungee.api.ChatColor;
import net.md_5.bungee.api.CommandSender;
import net.md_5.bungee.api.ServerPing;
@ -29,16 +27,29 @@ import redis.clients.jedis.JedisPool;
import redis.clients.jedis.JedisPoolConfig;
import java.io.*;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.*;
import java.util.concurrent.TimeUnit;
public class RedisBungee extends Plugin implements Listener {
private static JedisPool pool;
private static String serverId;
private static List<String> servers = Lists.newArrayList();
private UpdateCountTask uct;
private static int count = -1;
private static RedisBungee plugin;
private boolean canonicalGlist = true;
protected JedisPool getPool() {
return pool;
}
protected String getServerId() {
return serverId;
}
protected List<String> getServers() {
return servers;
}
/**
* Get a combined count of all players on this network.
@ -46,26 +57,16 @@ public class RedisBungee extends Plugin implements Listener {
* @return a count of all players found
*/
public static int getCount() {
int count = 0;
count += plugin.getProxy().getOnlineCount();
if (pool != null) {
Jedis rsc = pool.getResource();
try {
for (String i : servers) {
if (i.equals(serverId)) continue;
if (rsc.exists("server:" + i + ":playerCount"))
count += Integer.valueOf(rsc.get("server:" + i + ":playerCount"));
}
} finally {
pool.returnResource(rsc);
}
}
return count;
}
protected void setCount(int count) {
RedisBungee.count = count;
}
/**
* Get a combined list of players on this network.
*
* <p/>
* Note that this function returns an immutable {@link java.util.Set}.
*
* @return a Set with all players found
@ -159,23 +160,30 @@ public class RedisBungee extends Plugin implements Listener {
} finally {
pool.returnResource(tmpRsc);
}
getProxy().getScheduler().schedule(this, new Runnable() {
@Override
public void run() {
Jedis rsc = pool.getResource();
try {
rsc.set("server:" + serverId + ":playerCount", String.valueOf(getProxy().getOnlineCount()));
} finally {
pool.returnResource(rsc);
}
}
}, 3, 3, TimeUnit.SECONDS);
uct = new UpdateCountTask(this);
getProxy().getScheduler().schedule(this, uct, 1, 3, TimeUnit.SECONDS);
getProxy().getPluginManager().registerCommand(this, new Command("glist") {
@Override
public void execute(CommandSender sender, String[] args) {
sender.sendMessage(ChatColor.YELLOW + String.valueOf(getCount()) + " player(s) are currently online.");
if (args.length > 0 && args[0].equals("showall")) {
sender.sendMessage(ChatColor.YELLOW + "Players: " + Joiner.on(", ").join(getPlayers()));
if (canonicalGlist) {
Multimap<String, String> serverToPlayers = HashMultimap.create();
for (String p : getPlayers()) {
ServerInfo si = getServerFor(p);
if (si != null)
serverToPlayers.put(si.getName(), p);
}
if (serverToPlayers.size() == 0) return;
List<String> sortedServers = Lists.newArrayList(serverToPlayers.keySet());
Collections.sort(sortedServers);
for (String server : sortedServers)
sender.sendMessage(ChatColor.GREEN + "[" + server + "] " + ChatColor.YELLOW + "("
+ serverToPlayers.get(server).size() + "): " + ChatColor.WHITE
+ Joiner.on(", ").join(serverToPlayers.get(server)));
} else {
sender.sendMessage(ChatColor.YELLOW + "Players: " + Joiner.on(", ").join(getPlayers()));
}
} else {
sender.sendMessage(ChatColor.YELLOW + "To see all players online, use /glist showall.");
}
@ -187,6 +195,7 @@ public class RedisBungee extends Plugin implements Listener {
@Override
public void onDisable() {
uct.kill();
pool.destroy();
}
@ -213,9 +222,22 @@ public class RedisBungee extends Plugin implements Listener {
Yaml yaml = new Yaml();
Map rawYaml = (Map) yaml.load(new FileInputStream(file));
String redisServer = ((String) rawYaml.get("redis-server"));
serverId = ((String) rawYaml.get("server-id"));
String redisServer = "localhost";
try {
redisServer = ((String) rawYaml.get("redis-server"));
} catch (NullPointerException ignored) {
}
try {
serverId = ((String) rawYaml.get("server-id"));
} catch (NullPointerException ignored) {
serverId = "ImADumbIdi0t";
}
try {
canonicalGlist = ((Boolean) rawYaml.get("canonical-glist"));
} catch (NullPointerException ignored) {
}
List<?> tmp = (List<?>) rawYaml.get("linked-servers");
if (tmp != null)
for (Object i : tmp) {
if (i instanceof String) {
@ -237,7 +259,6 @@ public class RedisBungee extends Plugin implements Listener {
try {
rsc.sadd("server:" + serverId + ":usersOnline", event.getPlayer().getName());
rsc.hset("player:" + event.getPlayer().getName(), "online", "0");
rsc.hset("player:" + event.getPlayer().getName(), "online", (String)getProxy().getServers().keySet().toArray()[0]);
} finally {
pool.returnResource(rsc);
}
@ -251,7 +272,7 @@ public class RedisBungee extends Plugin implements Listener {
pool.returnResource(rsc);
}
}
}, 3, TimeUnit.SECONDS);
}, 1, TimeUnit.SECONDS);
}
}

32
src/main/java/com/imaginarycode/minecraft/redisbungee/UpdateCountTask.java Normal file
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@ -0,0 +1,32 @@
package com.imaginarycode.minecraft.redisbungee;
import redis.clients.jedis.Jedis;
public class UpdateCountTask implements Runnable {
private RedisBungee plugin;
private Jedis rsc;
private boolean kill = false;
public UpdateCountTask(RedisBungee plugin) {
this.plugin = plugin;
rsc = plugin.getPool().getResource();
}
@Override
public void run() {
if (kill) return;
int c = plugin.getProxy().getOnlineCount();
rsc.set("server:" + plugin.getServerId() + ":playerCount", String.valueOf(c));
for (String i : plugin.getServers()) {
if (i.equals(plugin.getServerId())) continue;
if (rsc.exists("server:" + i + ":playerCount"))
c += Integer.valueOf(rsc.get("server:" + i + ":playerCount"));
}
plugin.setCount(c);
}
protected void kill() {
kill = true;
}
}

1
src/main/resources/example_config.yml
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@ -1,5 +1,6 @@
redis-server: 127.0.0.1
server-id: iluvbungee
canonical-glist: true
linked-servers:
- dastank
- americancoffee

2
src/main/resources/plugin.yml
View File

@ -1,4 +1,4 @@
name: RedisBungee
main: com.imaginarycode.minecraft.redisbungee.RedisBungee
version: 0.1
version: 0.2
author: tuxed