Limework/RedisBungee
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internal changes

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This commit is contained in:
mohammed jasem alaajel
2022-07-26 10:58:00 +04:00
parent 1828cd854c
commit 86c6e9464d
11 changed files with 650 additions and 1136 deletions
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2
RedisBungee-API/src/main/java/com/imaginarycode/minecraft/redisbungee/RedisBungeeAPI.java
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@@ -105,7 +105,7 @@ public class RedisBungeeAPI {
* @since 0.2.5
*/
public final Multimap<String, UUID> getServerToPlayers() {
return plugin.serversToPlayers();
return plugin.serverToPlayersCache();
}
/**

298
RedisBungee-API/src/main/java/com/imaginarycode/minecraft/redisbungee/api/RedisBungeePlugin.java
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@@ -1,18 +1,27 @@
package com.imaginarycode.minecraft.redisbungee.api;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMultimap;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Multimap;
import com.imaginarycode.minecraft.redisbungee.RedisBungeeAPI;
import com.imaginarycode.minecraft.redisbungee.api.config.ConfigLoader;
import com.imaginarycode.minecraft.redisbungee.api.config.RedisBungeeConfiguration;
import com.imaginarycode.minecraft.redisbungee.api.summoners.Summoner;
import com.imaginarycode.minecraft.redisbungee.api.tasks.RedisTask;
import com.imaginarycode.minecraft.redisbungee.api.util.RedisUtil;
import com.imaginarycode.minecraft.redisbungee.api.util.payload.PayloadUtils;
import com.imaginarycode.minecraft.redisbungee.api.util.uuid.UUIDTranslator;
import redis.clients.jedis.Jedis;
import redis.clients.jedis.JedisCluster;
import redis.clients.jedis.exceptions.JedisConnectionException;
import java.net.InetAddress;
import java.util.List;
import java.util.Set;
import java.util.UUID;
import java.util.*;
import java.util.concurrent.TimeUnit;
import static com.google.common.base.Preconditions.checkArgument;
/**
* This Class has all internal methods needed by every redis bungee plugin, and it can be used to implement another platforms than bungeecord
@@ -36,31 +45,265 @@ public interface RedisBungeePlugin<P> extends EventsPlatform, ConfigLoader {
int getCount();
int getCurrentCount();
default int getCurrentCount() {
return new RedisTask<Long>(this) {
@Override
public Long jedisTask(Jedis jedis) {
long total = 0;
long redisTime = getRedisTime(jedis.time());
Map<String, String> heartBeats = jedis.hgetAll("heartbeats");
for (Map.Entry<String, String> stringStringEntry : heartBeats.entrySet()) {
String k = stringStringEntry.getKey();
String v = stringStringEntry.getValue();
long heartbeatTime = Long.parseLong(v);
if (heartbeatTime + 30 >= redisTime) {
total = total + jedis.scard("proxy:" + k + ":usersOnline");
}
}
return total;
}
@Override
public Long clusterJedisTask(JedisCluster jedisCluster) {
long total = 0;
long redisTime = getRedisTime();
Map<String, String> heartBeats = jedisCluster.hgetAll("heartbeats");
for (Map.Entry<String, String> stringStringEntry : heartBeats.entrySet()) {
String k = stringStringEntry.getKey();
String v = stringStringEntry.getValue();
long heartbeatTime = Long.parseLong(v);
if (heartbeatTime + 30 >= redisTime) {
total = total + jedisCluster.scard("proxy:" + k + ":usersOnline");
}
}
return total;
}
}.execute().intValue();
}
Set<String> getLocalPlayersAsUuidStrings();
AbstractDataManager<P, ?, ?, ?> getDataManager();
Set<UUID> getPlayers();
default Set<UUID> getPlayers() {
return new RedisTask<Set<UUID>>(this) {
@Override
public Set<UUID> jedisTask(Jedis jedis) {
ImmutableSet.Builder<UUID> setBuilder = ImmutableSet.builder();
try {
List<String> keys = new ArrayList<>();
for (String i : getProxiesIds()) {
keys.add("proxy:" + i + ":usersOnline");
}
if (!keys.isEmpty()) {
Set<String> users = jedis.sunion(keys.toArray(new String[0]));
if (users != null && !users.isEmpty()) {
for (String user : users) {
try {
setBuilder = setBuilder.add(UUID.fromString(user));
} catch (IllegalArgumentException ignored) {
}
}
}
}
} catch (JedisConnectionException e) {
// Redis server has disappeared!
logFatal("Unable to get connection from pool - did your Redis server go away?");
throw new RuntimeException("Unable to get all players online", e);
}
return setBuilder.build();
}
@Override
public Set<UUID> clusterJedisTask(JedisCluster jedisCluster) {
ImmutableSet.Builder<UUID> setBuilder = ImmutableSet.builder();
try {
List<String> keys = new ArrayList<>();
for (String i : getProxiesIds()) {
keys.add("proxy:" + i + ":usersOnline");
}
if (!keys.isEmpty()) {
Set<String> users = jedisCluster.sunion(keys.toArray(new String[0]));
if (users != null && !users.isEmpty()) {
for (String user : users) {
try {
setBuilder = setBuilder.add(UUID.fromString(user));
} catch (IllegalArgumentException ignored) {
}
}
}
}
} catch (JedisConnectionException e) {
// Redis server has disappeared!
logFatal("Unable to get connection from pool - did your Redis server go away?");
throw new RuntimeException("Unable to get all players online", e);
}
return setBuilder.build();
}
}.execute();
}
RedisBungeeAPI getApi();
UUIDTranslator getUuidTranslator();
Multimap<String, UUID> serversToPlayers();
Multimap<String, UUID> serverToPlayersCache();
Set<UUID> getPlayersOnProxy(String proxyId);
default Multimap<String, UUID> serversToPlayers() {
return new RedisTask<Multimap<String, UUID>>(this) {
@Override
public Multimap<String, UUID> jedisTask(Jedis jedis) {
ImmutableMultimap.Builder<String, UUID> builder = ImmutableMultimap.builder();
for (String serverId : getProxiesIds()) {
Set<String> players = jedis.smembers("proxy:" + serverId + ":usersOnline");
for (String player : players) {
String playerServer = jedis.hget("player:" + player, "server");
if (playerServer == null) {
continue;
}
builder.put(playerServer, UUID.fromString(player));
}
}
return builder.build();
}
void sendProxyCommand(String serverId, String command);
@Override
public Multimap<String, UUID> clusterJedisTask(JedisCluster jedisCluster) {
ImmutableMultimap.Builder<String, UUID> builder = ImmutableMultimap.builder();
for (String serverId : getProxiesIds()) {
Set<String> players = jedisCluster.smembers("proxy:" + serverId + ":usersOnline");
for (String player : players) {
String playerServer = jedisCluster.hget("player:" + player, "server");
if (playerServer == null) {
continue;
}
builder.put(playerServer, UUID.fromString(player));
}
}
return builder.build();
}
}.execute();
}
default Set<UUID> getPlayersOnProxy(String proxyId) {
checkArgument(getProxiesIds().contains(proxyId), proxyId + " is not a valid proxy ID");
return new RedisTask<Set<UUID>>(this) {
@Override
public Set<UUID> jedisTask(Jedis jedis) {
Set<String> users = jedis.smembers("proxy:" + proxyId + ":usersOnline");
ImmutableSet.Builder<UUID> builder = ImmutableSet.builder();
for (String user : users) {
builder.add(UUID.fromString(user));
}
return builder.build();
}
@Override
public Set<UUID> clusterJedisTask(JedisCluster jedisCluster) {
Set<String> users = jedisCluster.smembers("proxy:" + proxyId + ":usersOnline");
ImmutableSet.Builder<UUID> builder = ImmutableSet.builder();
for (String user : users) {
builder.add(UUID.fromString(user));
}
return builder.build();
}
}.execute();
}
default void sendProxyCommand(String proxyId, String command) {
checkArgument(getProxiesIds().contains(proxyId) || proxyId.equals("allservers"), "proxyId is invalid");
sendChannelMessage("redisbungee-" + proxyId, command);
}
List<String> getProxiesIds();
List<String> getCurrentProxiesIds(boolean nag, boolean lagged);
default List<String> getCurrentProxiesIds(boolean lagged) {
return new RedisTask<List<String>>(this) {
@Override
public List<String> jedisTask(Jedis jedis) {
try {
long time = getRedisTime(jedis.time());
ImmutableList.Builder<String> servers = ImmutableList.builder();
Map<String, String> heartbeats = jedis.hgetAll("heartbeats");
for (Map.Entry<String, String> entry : heartbeats.entrySet()) {
try {
long stamp = Long.parseLong(entry.getValue());
if (lagged ? time >= stamp + RedisUtil.PROXY_TIMEOUT : time <= stamp + RedisUtil.PROXY_TIMEOUT) {
servers.add(entry.getKey());
} else if (time > stamp + RedisUtil.PROXY_TIMEOUT) {
logWarn(entry.getKey() + " is " + (time - stamp) + " seconds behind! (Time not synchronized or server down?) and was removed from heartbeat.");
jedis.hdel("heartbeats", entry.getKey());
}
} catch (NumberFormatException ignored) {
}
}
return servers.build();
} catch (JedisConnectionException e) {
logFatal("Unable to fetch server IDs");
e.printStackTrace();
return Collections.singletonList(getConfiguration().getProxyId());
}
}
@Override
public List<String> clusterJedisTask(JedisCluster jedisCluster) {
try {
long time = getRedisTime();
ImmutableList.Builder<String> servers = ImmutableList.builder();
Map<String, String> heartbeats = jedisCluster.hgetAll("heartbeats");
for (Map.Entry<String, String> entry : heartbeats.entrySet()) {
try {
long stamp = Long.parseLong(entry.getValue());
if (lagged ? time >= stamp + RedisUtil.PROXY_TIMEOUT : time <= stamp + RedisUtil.PROXY_TIMEOUT) {
servers.add(entry.getKey());
} else if (time > stamp + RedisUtil.PROXY_TIMEOUT) {
logWarn(entry.getKey() + " is " + (time - stamp) + " seconds behind! (Time not synchronized or server down?) and was removed from heartbeat.");
jedisCluster.hdel("heartbeats", entry.getKey());
}
} catch (NumberFormatException ignored) {
}
}
return servers.build();
} catch (JedisConnectionException e) {
logFatal("Unable to fetch server IDs");
e.printStackTrace();
return Collections.singletonList(getConfiguration().getProxyId());
}
}
}.execute();
}
PubSubListener getPubSubListener();
void sendChannelMessage(String channel, String message);
default void sendChannelMessage(String channel, String message) {
new RedisTask<Void>(this) {
@Override
public Void jedisTask(Jedis jedis) {
try {
jedis.publish(channel, message);
} catch (JedisConnectionException e) {
// Redis server has disappeared!
logFatal("Unable to get connection from pool - did your Redis server go away?");
throw new RuntimeException("Unable to publish channel message", e);
}
return null;
}
@Override
public Void clusterJedisTask(JedisCluster jedisCluster) {
try {
jedisCluster.publish(channel, message);
} catch (JedisConnectionException e) {
// Redis server has disappeared!
logFatal("Unable to get connection from pool - did your Redis server go away?");
throw new RuntimeException("Unable to publish channel message", e);
}
return null;
}
}.execute();
}
void executeAsync(Runnable runnable);
@@ -90,17 +333,42 @@ public interface RedisBungeePlugin<P> extends EventsPlatform, ConfigLoader {
InetAddress getPlayerIp(P player);
void sendProxyCommand(String cmd);
default void sendProxyCommand(String cmd) {
sendProxyCommand(getConfiguration().getProxyId(), cmd);
}
long getRedisTime(List<String> timeRes);
default long getRedisTime(List<String> timeRes) {
return Long.parseLong(timeRes.get(0));
}
void kickPlayer(UUID playerUniqueId, String message);
default void kickPlayer(UUID playerUniqueId, String message) {
// first handle on origin proxy if player not found publish the payload
if (!getDataManager().handleKick(playerUniqueId, message)) {
new RedisTask<Void>(this) {
@Override
public Void jedisTask(Jedis jedis) {
PayloadUtils.kickPlayerPayload(playerUniqueId, message, jedis);
return null;
}
void kickPlayer(String playerName, String message);
@Override
public Void clusterJedisTask(JedisCluster jedisCluster) {
PayloadUtils.kickPlayerPayload(playerUniqueId, message, jedisCluster);
return null;
}
}.execute();
}
}
default void kickPlayer(String playerName, String message) {
// fetch the uuid from name
UUID playerUUID = getUuidTranslator().getTranslatedUuid(playerName, true);
kickPlayer(playerUUID, message);
}
RedisBungeeMode getRedisBungeeMode();
Long getRedisClusterTime();
Long getRedisTime();
void updateProxyIds();

2
RedisBungee-API/src/main/java/com/imaginarycode/minecraft/redisbungee/api/tasks/HeartbeatTask.java
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@@ -43,7 +43,7 @@ public class HeartbeatTask extends RedisTask<Void>{
@Override
public Void clusterJedisTask(JedisCluster jedisCluster) {
try {
long redisTime = plugin.getRedisClusterTime();
long redisTime = plugin.getRedisTime();
jedisCluster.hset("heartbeats", plugin.getConfiguration().getProxyId(), String.valueOf(redisTime));
} catch (JedisConnectionException e) {
// Redis server has disappeared!

136
RedisBungee-API/src/main/java/com/imaginarycode/minecraft/redisbungee/api/tasks/InitialUtils.java Normal file
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@@ -0,0 +1,136 @@
package com.imaginarycode.minecraft.redisbungee.api.tasks;
import com.imaginarycode.minecraft.redisbungee.api.RedisBungeePlugin;
import com.imaginarycode.minecraft.redisbungee.api.util.RedisUtil;
import com.imaginarycode.minecraft.redisbungee.api.util.io.IOUtil;
import com.imaginarycode.minecraft.redisbungee.api.util.lua.LuaManager;
import redis.clients.jedis.Jedis;
import redis.clients.jedis.JedisCluster;
import redis.clients.jedis.exceptions.JedisException;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.Collections;
public class InitialUtils {
public static LuaManager.Script getTimeScript(RedisBungeePlugin<?> plugin, LuaManager luaManager) {
return new RedisTask<LuaManager.Script>(plugin) {
@Override
public LuaManager.Script jedisTask(Jedis jedis) {
// This is more portable than INFO <section>
String info = jedis.info();
for (String s : info.split("\r\n")) {
if (s.startsWith("redis_version:")) {
String version = s.split(":")[1];
plugin.logInfo(version + " <- redis version");
if (!RedisUtil.isRedisVersionRight(version)) {
plugin.logFatal("Your version of Redis (" + version + ") is not at least version 3.0 RedisBungee requires a newer version of Redis.");
throw new RuntimeException("Unsupported Redis version detected");
}
long uuidCacheSize = jedis.hlen("uuid-cache");
if (uuidCacheSize > 750000) {
plugin.logInfo("Looks like you have a really big UUID cache! Run https://www.spigotmc.org/resources/redisbungeecleaner.8505/ as soon as possible.");
}
break;
}
}
return null;
}
@Override
public LuaManager.Script clusterJedisTask(JedisCluster jedisCluster) {
// This is more portable than INFO <section>
LuaManager.Script getRedisClusterTimeScript;
try {
getRedisClusterTimeScript = luaManager.createScript(IOUtil.readInputStreamAsString(getResourceAsStream("lua/get_time.lua")));
} catch (JedisException e) {
throw new RuntimeException("possible not supported redis version", e);
}
String info = (String) luaManager.createScript(IOUtil.readInputStreamAsString(getResourceAsStream("lua/get_info.lua"))).eval(Collections.singletonList("0"), Collections.emptyList());
for (String s : info.split("\r\n")) {
if (s.startsWith("redis_version:")) {
String version = s.split(":")[1];
plugin.logInfo(version + " <- redis version");
if (!RedisUtil.isRedisVersionRight(version)) {
plugin.logFatal("Your version of Redis (" + version + ") is not at least version 3.0 RedisBungee requires a newer version of Redis.");
throw new RuntimeException("Unsupported Redis version detected");
}
long uuidCacheSize = jedisCluster.hlen("uuid-cache");
if (uuidCacheSize > 750000) {
plugin.logInfo("Looks like you have a really big UUID cache! Run https://www.spigotmc.org/resources/redisbungeecleaner.8505/ as soon as possible.");
}
break;
}
}
return getRedisClusterTimeScript;
}
}.execute();
}
public static void checkIfRecovering(RedisBungeePlugin<?> plugin, Path dataFolder) {
new RedisTask<Void>(plugin) {
@Override
public Void jedisTask(Jedis jedis) {
Path crashFile = dataFolder.resolve("restarted_from_crash.txt");
if (Files.exists(crashFile)) {
try {
Files.delete(crashFile);
} catch (IOException e) {
throw new RuntimeException(e);
}
plugin.logInfo("crash file was deleted");
} else if (jedis.hexists("heartbeats", plugin.getConfiguration().getProxyId())) {
try {
long value = Long.parseLong(jedis.hget("heartbeats", plugin.getConfiguration().getProxyId()));
long redisTime = plugin.getRedisTime(jedis.time());
if (redisTime < value + RedisUtil.PROXY_TIMEOUT) {
logImposter(plugin);
throw new RuntimeException("Possible impostor instance!");
}
} catch (NumberFormatException ignored) {
}
}
return null;
}
@Override
public Void clusterJedisTask(JedisCluster jedisCluster) {
Path crashFile = dataFolder.resolve("restarted_from_crash.txt");
if (Files.exists(crashFile)) {
try {
Files.delete(crashFile);
} catch (IOException e) {
throw new RuntimeException(e);
}
plugin.logInfo("crash file was deleted");
} else if (jedisCluster.hexists("heartbeats", plugin.getConfiguration().getProxyId())) {
try {
long value = Long.parseLong(jedisCluster.hget("heartbeats", plugin.getConfiguration().getProxyId()));
long redisTime = plugin.getRedisTime();
if (redisTime < value + RedisUtil.PROXY_TIMEOUT) {
logImposter(plugin);
throw new RuntimeException("Possible impostor instance!");
}
} catch (NumberFormatException ignored) {
}
}
return null;
}
}.execute();
}
private static void logImposter(RedisBungeePlugin<?> plugin) {
plugin.logFatal("You have launched a possible impostor Velocity / Bungeecord instance. Another instance is already running.");
plugin.logFatal("For data consistency reasons, RedisBungee will now disable itself.");
plugin.logFatal("If this instance is coming up from a crash, create a file in your RedisBungee plugins directory with the name 'restarted_from_crash.txt' and RedisBungee will not perform this check.");
}
private static InputStream getResourceAsStream(String resource) {
return InitialUtils.class.getClassLoader().getResourceAsStream(resource);
}
}

145
RedisBungee-API/src/main/java/com/imaginarycode/minecraft/redisbungee/api/tasks/IntegrityCheckTask.java Normal file
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@@ -0,0 +1,145 @@
package com.imaginarycode.minecraft.redisbungee.api.tasks;
import com.imaginarycode.minecraft.redisbungee.api.GenericPlayerUtils;
import com.imaginarycode.minecraft.redisbungee.api.RedisBungeePlugin;
import redis.clients.jedis.Jedis;
import redis.clients.jedis.JedisCluster;
import redis.clients.jedis.Pipeline;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.UUID;
import java.util.concurrent.TimeUnit;
import java.util.logging.Level;
public abstract class IntegrityCheckTask extends RedisTask<Void> {
public static int INTERVAL = 30;
public static TimeUnit TIMEUNIT = TimeUnit.SECONDS;
public IntegrityCheckTask(RedisBungeePlugin<?> plugin) {
super(plugin);
}
@Override
public Void jedisTask(Jedis jedis) {
try {
Set<String> players = plugin.getLocalPlayersAsUuidStrings();
Set<String> playersInRedis = jedis.smembers("proxy:" + plugin.getConfiguration().getProxyId() + ":usersOnline");
List<String> lagged = plugin.getCurrentProxiesIds(true);
// Clean up lagged players.
for (String s : lagged) {
Set<String> laggedPlayers = jedis.smembers("proxy:" + s + ":usersOnline");
jedis.del("proxy:" + s + ":usersOnline");
if (!laggedPlayers.isEmpty()) {
plugin.logInfo("Cleaning up lagged proxy " + s + " (" + laggedPlayers.size() + " players)...");
for (String laggedPlayer : laggedPlayers) {
GenericPlayerUtils.cleanUpPlayer(laggedPlayer, jedis, true);
}
}
}
Set<String> absentLocally = new HashSet<>(playersInRedis);
absentLocally.removeAll(players);
Set<String> absentInRedis = new HashSet<>(players);
absentInRedis.removeAll(playersInRedis);
for (String member : absentLocally) {
boolean found = false;
for (String proxyId : plugin.getProxiesIds()) {
if (proxyId.equals(plugin.getConfiguration().getProxyId())) continue;
if (jedis.sismember("proxy:" + proxyId + ":usersOnline", member)) {
// Just clean up the set.
found = true;
break;
}
}
if (!found) {
GenericPlayerUtils.cleanUpPlayer(member, jedis, false);
plugin.logWarn("Player found in set that was not found locally and globally: " + member);
} else {
jedis.srem("proxy:" + plugin.getConfiguration().getProxyId() + ":usersOnline", member);
plugin.logWarn("Player found in set that was not found locally, but is on another proxy: " + member);
}
}
Pipeline pipeline = jedis.pipelined();
for (String player : absentInRedis) {
// Player not online according to Redis but not BungeeCord.
plugin.logWarn("Player " + player + " is on the proxy but not in Redis.");
handlePlatformPlayer(player, pipeline);
}
pipeline.sync();
} catch (Throwable e) {
plugin.logFatal("Unable to fix up stored player data");
e.printStackTrace();
}
return null;
}
@Override
public Void clusterJedisTask(JedisCluster jedisCluster) {
try {
Set<String> players = plugin.getLocalPlayersAsUuidStrings();
Set<String> playersInRedis = jedisCluster.smembers("proxy:" + plugin.getConfiguration().getProxyId() + ":usersOnline");
List<String> lagged = plugin.getCurrentProxiesIds(true);
// Clean up lagged players.
for (String s : lagged) {
Set<String> laggedPlayers = jedisCluster.smembers("proxy:" + s + ":usersOnline");
jedisCluster.del("proxy:" + s + ":usersOnline");
if (!laggedPlayers.isEmpty()) {
plugin.logInfo("Cleaning up lagged proxy " + s + " (" + laggedPlayers.size() + " players)...");
for (String laggedPlayer : laggedPlayers) {
GenericPlayerUtils.cleanUpPlayer(laggedPlayer, jedisCluster, true);
}
}
}
Set<String> absentLocally = new HashSet<>(playersInRedis);
absentLocally.removeAll(players);
Set<String> absentInRedis = new HashSet<>(players);
absentInRedis.removeAll(playersInRedis);
for (String member : absentLocally) {
boolean found = false;
for (String proxyId : plugin.getProxiesIds()) {
if (proxyId.equals(plugin.getConfiguration().getProxyId())) continue;
if (jedisCluster.sismember("proxy:" + proxyId + ":usersOnline", member)) {
// Just clean up the set.
found = true;
break;
}
}
if (!found) {
GenericPlayerUtils.cleanUpPlayer(member, jedisCluster, false);
plugin.logWarn("Player found in set that was not found locally and globally: " + member);
} else {
jedisCluster.srem("proxy:" + plugin.getConfiguration().getProxyId() + ":usersOnline", member);
plugin.logWarn("Player found in set that was not found locally, but is on another proxy: " + member);
}
}
// due JedisCluster does not support pipelined.
//Pipeline pipeline = jedis.pipelined();
for (String player : absentInRedis) {
// Player not online according to Redis but not BungeeCord.
handlePlatformPlayer(player, jedisCluster);
}
} catch (Throwable e) {
plugin.logFatal("Unable to fix up stored player data");
e.printStackTrace();
}
return null;
}
public abstract void handlePlatformPlayer(String player, JedisCluster jedisCluster);
public abstract void handlePlatformPlayer(String player, Pipeline pipeline);
}

39
RedisBungee-API/src/main/java/com/imaginarycode/minecraft/redisbungee/api/tasks/ShutdownUtils.java Normal file
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@@ -0,0 +1,39 @@
package com.imaginarycode.minecraft.redisbungee.api.tasks;
import com.imaginarycode.minecraft.redisbungee.api.GenericPlayerUtils;
import com.imaginarycode.minecraft.redisbungee.api.RedisBungeePlugin;
import redis.clients.jedis.Jedis;
import redis.clients.jedis.JedisCluster;
import java.util.Set;
public class ShutdownUtils {
public static void shutdownCleanup(RedisBungeePlugin<?> plugin) {
new RedisTask<Void>(plugin) {
@Override
public Void jedisTask(Jedis jedis) {
jedis.hdel("heartbeats", plugin.getConfiguration().getProxyId());
if (jedis.scard("proxy:" + plugin.getConfiguration().getProxyId() + ":usersOnline") > 0) {
Set<String> players = jedis.smembers("proxy:" + plugin.getConfiguration().getProxyId() + ":usersOnline");
for (String member : players)
GenericPlayerUtils.cleanUpPlayer(member, jedis, true);
}
return null;
}
@Override
public Void clusterJedisTask(JedisCluster jedisCluster) {
jedisCluster.hdel("heartbeats", plugin.getConfiguration().getProxyId());
if (jedisCluster.scard("proxy:" + plugin.getConfiguration().getProxyId() + ":usersOnline") > 0) {
Set<String> players = jedisCluster.smembers("proxy:" + plugin.getConfiguration().getProxyId() + ":usersOnline");
for (String member : players)
GenericPlayerUtils.cleanUpPlayer(member, jedisCluster, true);
}
return null;
}
}.execute();
}
}

1
RedisBungee-API/src/main/java/com/imaginarycode/minecraft/redisbungee/api/util/RedisUtil.java
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@@ -4,6 +4,7 @@ import com.google.common.annotations.VisibleForTesting;
@VisibleForTesting
public class RedisUtil {
public static int PROXY_TIMEOUT = 30;
public static boolean isRedisVersionRight(String redisVersion) {
String[] args = redisVersion.split("\\.");
if (args.length < 2) {

0
RedisBungee-API/src/main/resources/lua/get_cluster_info.lua → RedisBungee-API/src/main/resources/lua/get_info.lua
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0
RedisBungee-API/src/main/resources/lua/get_cluster_time.lua → RedisBungee-API/src/main/resources/lua/get_time.lua
View File