RedisBungee/RedisBungee-API/src/main/java/com/imaginarycode/minecraft/redisbungee/api/config/loaders/ConfigLoader.java

177 lines
11 KiB
Java

/*
* Copyright (c) 2013-present RedisBungee contributors
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
*
* http://www.eclipse.org/legal/epl-v10.html
*/
package com.imaginarycode.minecraft.redisbungee.api.config.loaders;
import com.google.common.reflect.TypeToken;
import com.imaginarycode.minecraft.redisbungee.api.RedisBungeeMode;
import com.imaginarycode.minecraft.redisbungee.api.RedisBungeePlugin;
import com.imaginarycode.minecraft.redisbungee.api.config.RedisBungeeConfiguration;
import com.imaginarycode.minecraft.redisbungee.api.summoners.JedisClusterSummoner;
import com.imaginarycode.minecraft.redisbungee.api.summoners.JedisPooledSummoner;
import com.imaginarycode.minecraft.redisbungee.api.summoners.Summoner;
import ninja.leaping.configurate.ConfigurationNode;
import ninja.leaping.configurate.objectmapping.ObjectMappingException;
import ninja.leaping.configurate.yaml.YAMLConfigurationLoader;
import org.apache.commons.pool2.impl.GenericObjectPoolConfig;
import redis.clients.jedis.*;
import redis.clients.jedis.providers.ClusterConnectionProvider;
import redis.clients.jedis.providers.PooledConnectionProvider;
import java.io.IOException;
import java.nio.file.Path;
import java.util.*;
public interface ConfigLoader extends GenericConfigLoader {
int CONFIG_VERSION = 2;
default void loadConfig(RedisBungeePlugin<?> plugin, Path dataFolder) throws IOException {
Path configFile = createConfigFile(dataFolder, "config.yml", "config.yml");
final YAMLConfigurationLoader yamlConfigurationFileLoader = YAMLConfigurationLoader.builder().setPath(configFile).build();
ConfigurationNode node = yamlConfigurationFileLoader.load();
if (node.getNode("config-version").getInt(0) != CONFIG_VERSION) {
handleOldConfig(dataFolder, "config.yml", "config.yml");
node = yamlConfigurationFileLoader.load();
}
final boolean useSSL = node.getNode("useSSL").getBoolean(false);
final boolean kickWhenOnline = node.getNode("kick-when-online").getBoolean(true);
String redisPassword = node.getNode("redis-password").getString("");
String redisUsername = node.getNode("redis-username").getString("");
String proxyId = node.getNode("proxy-id").getString("proxy-1");
final int maxConnections = node.getNode("max-redis-connections").getInt(10);
List<String> exemptAddresses;
try {
exemptAddresses = node.getNode("exempt-ip-addresses").getList(TypeToken.of(String.class));
} catch (ObjectMappingException e) {
exemptAddresses = Collections.emptyList();
}
// check redis password
if ((redisPassword.isEmpty() || redisPassword.equals("none"))) {
redisPassword = null;
plugin.logWarn("password is empty");
}
if ((redisUsername.isEmpty() || redisUsername.equals("none"))) {
redisUsername = null;
}
// env var
String proxyIdFromEnv = System.getenv("REDISBUNGEE_PROXY_ID");
if (proxyIdFromEnv != null) {
plugin.logInfo("Overriding current configured proxy id {} and been set to {} by Environment variable REDISBUNGEE_PROXY_ID", proxyId, proxyIdFromEnv);
proxyId = proxyIdFromEnv;
}
// Configuration sanity checks.
if (proxyId == null || proxyId.isEmpty()) {
String genId = UUID.randomUUID().toString();
plugin.logInfo("Generated proxy id " + genId + " and saving it to config.");
node.getNode("proxy-id").setValue(genId);
yamlConfigurationFileLoader.save(node);
proxyId = genId;
plugin.logInfo("proxy id was generated: " + proxyId);
} else {
plugin.logInfo("Loaded proxy id " + proxyId);
}
boolean reconnectToLastServer = node.getNode("reconnect-to-last-server").getBoolean();
boolean handleMotd = node.getNode("handle-motd").getBoolean(true);
plugin.logInfo("handle reconnect to last server: {}", reconnectToLastServer);
plugin.logInfo("handle motd: {}", handleMotd);
// commands
boolean redisBungeeEnabled = node.getNode("commands", "redisbungee", "enabled").getBoolean(true);
boolean redisBungeeLegacyEnabled =node.getNode("commands", "redisbungee-legacy", "enabled").getBoolean(false);
boolean glistEnabled = node.getNode("commands", "redisbungee-legacy", "subcommands", "glist", "enabled").getBoolean(false);
boolean findEnabled = node.getNode("commands", "redisbungee-legacy", "subcommands", "find", "enabled").getBoolean(false);
boolean lastseenEnabled = node.getNode("commands", "redisbungee-legacy", "subcommands", "lastseen", "enabled").getBoolean(false);
boolean ipEnabled = node.getNode("commands", "redisbungee-legacy", "subcommands", "ip", "enabled").getBoolean(false);
boolean pproxyEnabled = node.getNode("commands", "redisbungee-legacy", "subcommands", "pproxy", "enabled").getBoolean(false);
boolean sendToAllEnabled = node.getNode("commands", "redisbungee-legacy", "subcommands", "sendtoall", "enabled").getBoolean(false);
boolean serverIdEnabled = node.getNode("commands", "redisbungee-legacy", "subcommands", "serverid", "enabled").getBoolean(false);
boolean serverIdsEnabled = node.getNode("commands", "redisbungee-legacy", "subcommands", "serverids", "enabled").getBoolean(false);
boolean pListEnabled = node.getNode("commands", "redisbungee-legacy", "subcommands", "plist", "enabled").getBoolean(false);
boolean installGlist = node.getNode("commands", "redisbungee-legacy", "subcommands", "glist", "install").getBoolean(false);
boolean installFind = node.getNode("commands", "redisbungee-legacy", "subcommands", "find", "install").getBoolean(false);
boolean installLastseen = node.getNode("commands", "redisbungee-legacy", "subcommands", "lastseen", "install").getBoolean(false);
boolean installIp = node.getNode("commands", "redisbungee-legacy", "subcommands", "ip", "install").getBoolean(false);
boolean installPproxy = node.getNode("commands", "redisbungee-legacy", "subcommands", "pproxy", "install").getBoolean(false);
boolean installSendToAll = node.getNode("commands", "redisbungee-legacy", "subcommands", "sendtoall", "install").getBoolean(false);
boolean installServerid = node.getNode("commands", "redisbungee-legacy", "subcommands", "serverid", "install").getBoolean(false);
boolean installServerIds = node.getNode("commands", "redisbungee-legacy", "subcommands", "serverids", "install").getBoolean(false);
boolean installPlist = node.getNode("commands", "redisbungee-legacy", "subcommands", "plist", "install").getBoolean(false);
RedisBungeeConfiguration configuration = new RedisBungeeConfiguration(proxyId, exemptAddresses, kickWhenOnline, reconnectToLastServer, handleMotd, new RedisBungeeConfiguration.CommandsConfiguration(
redisBungeeEnabled, redisBungeeLegacyEnabled,
new RedisBungeeConfiguration.LegacySubCommandsConfiguration(
findEnabled, glistEnabled, ipEnabled,
lastseenEnabled, pListEnabled, pproxyEnabled,
sendToAllEnabled, serverIdEnabled, serverIdsEnabled,
installFind, installGlist, installIp,
installLastseen, installPlist, installPproxy,
installSendToAll, installServerid, installServerIds)
));
Summoner<?> summoner;
RedisBungeeMode redisBungeeMode;
if (useSSL) {
plugin.logInfo("Using ssl");
}
if (node.getNode("cluster-mode-enabled").getBoolean(false)) {
plugin.logInfo("RedisBungee MODE: CLUSTER");
Set<HostAndPort> hostAndPortSet = new HashSet<>();
GenericObjectPoolConfig<Connection> poolConfig = new GenericObjectPoolConfig<>();
poolConfig.setMaxTotal(maxConnections);
poolConfig.setBlockWhenExhausted(true);
node.getNode("redis-cluster-servers").getChildrenList().forEach((childNode) -> {
Map<Object, ? extends ConfigurationNode> hostAndPort = childNode.getChildrenMap();
String host = hostAndPort.get("host").getString();
int port = hostAndPort.get("port").getInt();
hostAndPortSet.add(new HostAndPort(host, port));
});
plugin.logInfo(hostAndPortSet.size() + " cluster nodes were specified");
if (hostAndPortSet.isEmpty()) {
throw new RuntimeException("No redis cluster servers specified");
}
summoner = new JedisClusterSummoner(new ClusterConnectionProvider(hostAndPortSet, DefaultJedisClientConfig.builder().user(redisUsername).password(redisPassword).ssl(useSSL).socketTimeoutMillis(5000).timeoutMillis(10000).build(), poolConfig));
redisBungeeMode = RedisBungeeMode.CLUSTER;
} else {
plugin.logInfo("RedisBungee MODE: SINGLE");
final String redisServer = node.getNode("redis-server").getString("127.0.0.1");
final int redisPort = node.getNode("redis-port").getInt(6379);
if (redisServer != null && redisServer.isEmpty()) {
throw new RuntimeException("No redis server specified");
}
JedisPool jedisPool = null;
if (node.getNode("enable-jedis-pool-compatibility").getBoolean(false)) {
JedisPoolConfig config = new JedisPoolConfig();
config.setMaxTotal(node.getNode("compatibility-max-connections").getInt(3));
config.setBlockWhenExhausted(true);
jedisPool = new JedisPool(config, redisServer, redisPort, 5000, redisUsername, redisPassword, useSSL);
plugin.logInfo("Compatibility JedisPool was created");
}
GenericObjectPoolConfig<Connection> poolConfig = new GenericObjectPoolConfig<>();
poolConfig.setMaxTotal(maxConnections);
poolConfig.setBlockWhenExhausted(true);
summoner = new JedisPooledSummoner(new PooledConnectionProvider(new ConnectionFactory(new HostAndPort(redisServer, redisPort), DefaultJedisClientConfig.builder().user(redisUsername).timeoutMillis(5000).ssl(useSSL).password(redisPassword).build()), poolConfig), jedisPool);
redisBungeeMode = RedisBungeeMode.SINGLE;
}
plugin.logInfo("Successfully connected to Redis.");
onConfigLoad(configuration, summoner, redisBungeeMode);
}
void onConfigLoad(RedisBungeeConfiguration configuration, Summoner<?> summoner, RedisBungeeMode mode);
}