Limework/RediSkript
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Various fixes and improvements

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This commit is contained in:
Govindass 2021-01-26 10:51:31 +02:00
parent 358aa66566
commit 0f3ab74d98
7 changed files with 95 additions and 105 deletions
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5
RediSkript.iml
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@ -17,6 +17,7 @@
<orderEntry type="library" scope="PROVIDED" name="Maven: org.ow2.asm:asm-analysis:7.1" level="project" />
<orderEntry type="library" name="Maven: com.google.code.gson:gson:2.8.6" level="project" />
<orderEntry type="library" name="Maven: org.jetbrains:annotations:19.0.0" level="project" />
<orderEntry type="library" name="Maven: redis.clients:jedis:3.4.0" level="project" />
<orderEntry type="library" scope="PROVIDED" name="Maven: com.github.SkriptLang:Skript:2.5.3" level="project" />
<orderEntry type="library" scope="PROVIDED" name="Maven: com.destroystokyo.paper:paper-api:1.16.4-R0.1-SNAPSHOT" level="project" />
<orderEntry type="library" scope="PROVIDED" name="Maven: com.google.code.findbugs:jsr305:1.3.9" level="project" />
@ -64,9 +65,9 @@
<orderEntry type="library" scope="PROVIDED" name="Maven: com.google.code.gson:gson:2.8.0" level="project" />
<orderEntry type="library" scope="PROVIDED" name="Maven: net.md-5:bungeecord-chat:1.16-R0.3" level="project" />
<orderEntry type="library" scope="PROVIDED" name="Maven: org.yaml:snakeyaml:1.26" level="project" />
<orderEntry type="library" name="Maven: redis.clients:jedis:3.4.0" level="project" />
<orderEntry type="library" name="Maven: redis.clients:jedis:3.5.1" level="project" />
<orderEntry type="library" name="Maven: org.slf4j:slf4j-api:1.7.30" level="project" />
<orderEntry type="library" name="Maven: org.json:json:20190722" level="project" />
<orderEntry type="library" name="Maven: org.json:json:20201115" level="project" />
<orderEntry type="library" name="Maven: org.cryptomator:siv-mode:1.4.0" level="project" />
<orderEntry type="library" name="Maven: org.apache.commons:commons-pool2:2.6.2" level="project" />
</component>

4
pom.xml
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@ -93,13 +93,13 @@
<dependency>
<groupId>redis.clients</groupId>
<artifactId>jedis</artifactId>
<version>3.4.1</version>
<version>3.5.1</version>
<scope>compile</scope>
</dependency>
<dependency>
<groupId>org.json</groupId>
<artifactId>json</artifactId>
<version>20190722</version>
<version>20201115</version>
<scope>compile</scope>
</dependency>
<dependency>

6
src/main/java/net/limework/rediskript/RediSkript.java
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@ -79,7 +79,11 @@ public class RediSkript extends JavaPlugin {
@Override
public void onDisable() {
if (redisController != null) redisController.shutdown();
if (redisController != null) {
redisController.shutdown();
}
getServer().getPluginCommand("reloadredis").setExecutor(null);
}
public RedisController getRC() {

172
src/main/java/net/limework/rediskript/managers/RedisController.java
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@ -6,7 +6,6 @@ import net.limework.rediskript.RediSkript;
import net.limework.rediskript.data.Encryption;
import net.limework.rediskript.events.RedisMessageEvent;
import org.bukkit.Bukkit;
import org.bukkit.ChatColor;
import org.bukkit.configuration.Configuration;
import org.bukkit.scheduler.BukkitTask;
import org.cryptomator.siv.UnauthenticCiphertextException;
@ -35,7 +34,6 @@ public class RedisController extends BinaryJedisPubSub implements Runnable {
private final AtomicBoolean isConnectionBroken;
private final AtomicBoolean isConnecting;
private final RediSkript plugin;
private final boolean debugMode = false; //todo: will be later in the config in future release.
private final BukkitTask ConnectionTask;
@ -44,9 +42,10 @@ public class RedisController extends BinaryJedisPubSub implements Runnable {
Configuration config = plugin.getConfig();
JedisPoolConfig JConfig = new JedisPoolConfig();
int maxConnections = config.getInt("Redis.MaxConnections");
if (maxConnections < 2) {
maxConnections = 2;
}
//do not allow less than 2 max connections as that causes issues
if (maxConnections < 2) { maxConnections = 2; }
JConfig.setMaxTotal(maxConnections);
JConfig.setMaxIdle(maxConnections);
JConfig.setMinIdle(1);
@ -70,121 +69,115 @@ public class RedisController extends BinaryJedisPubSub implements Runnable {
if (!isConnectionBroken.get() || isConnecting.get()) {
return;
}
plugin.sendLogs("Connecting to redis......");
plugin.sendLogs("Connecting to Redis server...");
isConnecting.set(true);
try (Jedis jedis = jedisPool.getResource()) {
isConnectionBroken.set(false);
plugin.sendLogs("&aConnection to redis has established!");
plugin.sendLogs("&aConnection to Redis server has established! Success!");
jedis.subscribe(this, channelsInByte);
} catch (Exception e) {
isConnecting.set(false);
isConnectionBroken.set(true);
plugin.sendErrorLogs("Connection has &lFAILED &cor Unable to connect to redis retrying to make connection...");
if (debugMode) {
e.printStackTrace();
}
plugin.sendErrorLogs("Connection to Redis server has failed! Please check your details in the configuration.");
e.printStackTrace();
}
}
public void shutdown() {
ConnectionTask.cancel();
try {
this.unsubscribe();
} catch (Exception e) {
plugin.sendErrorLogs("Something went wrong during unsubscribing...");
if (debugMode) {
if (this.isSubscribed()) {
try {
this.unsubscribe();
} catch (Exception e) {
plugin.sendErrorLogs("Something went wrong during unsubscribing...");
e.printStackTrace();
}
}
jedisPool.close();
}
@Override
public void onMessage(byte[] channel, byte[] message) {
String channelString = new String(channel, StandardCharsets.UTF_8);
String receivedMessage = null;
try {
//if encryption is enabled, decrypt the message, else just convert binary to string
if (this.encryption.isEncryptionEnabled()) {
try {
receivedMessage = encryption.decrypt(message);
} catch (UnauthenticCiphertextException | IllegalBlockSizeException e) {
e.printStackTrace();
public void onMessage(byte[] channel, byte[] message){
String channelString = new String(channel, StandardCharsets.UTF_8);
String receivedMessage = null;
try {
//if encryption is enabled, decrypt the message, else just convert binary to string
if (this.encryption.isEncryptionEnabled()) {
try {
receivedMessage = encryption.decrypt(message);
} catch (UnauthenticCiphertextException | IllegalBlockSizeException e) {
e.printStackTrace();
}
} else {
//encryption is disabled, so let's just get the string
receivedMessage = new String(message, StandardCharsets.UTF_8);
}
} else {
//encryption is disabled, so let's just get the string
receivedMessage = new String(message, StandardCharsets.UTF_8);
}
if (receivedMessage != null) {
JSONObject j = new JSONObject(receivedMessage);
if (j.get("Type").equals("Skript")) {
JSONArray messages = j.getJSONArray("Messages");
RedisMessageEvent event;
for (int i = 0; i < messages.length(); i++) {
event = new RedisMessageEvent(channelString, messages.get(i).toString(), j.getLong("Date"));
//if plugin is disabling, don't call events anymore
if (plugin.isEnabled()) {
RedisMessageEvent finalEvent = event;
Bukkit.getScheduler().runTask(plugin, () -> plugin.getServer().getPluginManager().callEvent(finalEvent));
if (receivedMessage != null) {
JSONObject j = new JSONObject(receivedMessage);
if (j.get("Type").equals("Skript")) {
JSONArray messages = j.getJSONArray("Messages");
RedisMessageEvent event;
for (int i = 0; i < messages.length(); i++) {
event = new RedisMessageEvent(channelString, messages.get(i).toString(), j.getLong("Date"));
//if plugin is disabling, don't call events anymore
if (plugin.isEnabled()) {
RedisMessageEvent finalEvent = event;
Bukkit.getScheduler().runTask(plugin, () -> plugin.getServer().getPluginManager().callEvent(finalEvent));
}
}
}
} else if (j.get("Type").equals("SkriptVariables")) {
} else if (j.get("Type").equals("SkriptVariables")) {
//Transfer variables between servers
//Transfer variables between servers
JSONArray variableNames = j.getJSONArray("Names");
Object inputValue;
String changeValue = null;
JSONArray variableValues = null;
if (!j.isNull("Values")) {
variableValues = j.getJSONArray("Values");
}
for (int i = 0; i < variableNames.length(); i++) {
JSONArray variableNames = j.getJSONArray("Names");
Object inputValue;
String changeValue = null;
JSONArray variableValues = null;
if (!j.isNull("Values")) {
variableValues = j.getJSONArray("Values");
}
for (int i = 0; i < variableNames.length(); i++) {
if (j.isNull("Values")) {
//only check for SET here, because null has to be ignored in all other cases
if (j.isNull("Values")) {
//only check for SET here, because null has to be ignored in all other cases
if (j.getString("Operation").equals("SET")) {
Variables.setVariable(variableNames.get(i).toString(), null, null, false);
}
if (j.getString("Operation").equals("SET")) {
Variables.setVariable(variableNames.get(i).toString(), null, null, false);
}
} else {
if (!variableValues.isNull(i)) {
changeValue = variableValues.get(i).toString();
}
String[] inputs = changeValue.split("\\^", 2);
inputValue = Classes.deserialize(inputs[0], Base64.getDecoder().decode(inputs[1]));
switch (j.getString("Operation")) {
case "ADD":
//I will add this once someone tells me how to remove from Skript variable
//because using SET operation has issues with inconvertible types (Double and Long)
//variable = (Variable) Variables.getVariable(variableNames.get(i).toString(), null, false);
// variable.change(null, (Object[]) inputValue, Changer.ChangeMode.REMOVE);
case "REMOVE":
//I will add this once someone tells me how to remove from Skript variable
//because using SET operation has issues with inconvertible types (Double and Long)
//variable = (Variable) Variables.getVariable(variableNames.get(i).toString(), null, false);
// variable.change(null, (Object[]) inputValue, Changer.ChangeMode.REMOVE);
break;
case "SET":
Variables.setVariable(variableNames.get(i).toString(), inputValue, null, false);
} else {
if (!variableValues.isNull(i)) {
changeValue = variableValues.get(i).toString();
}
String[] inputs = changeValue.split("\\^", 2);
inputValue = Classes.deserialize(inputs[0], Base64.getDecoder().decode(inputs[1]));
switch (j.getString("Operation")) {
case "ADD":
//I will add this once someone tells me how to remove from Skript variable
//because using SET operation has issues with inconvertible types (Double and Long)
//variable = (Variable) Variables.getVariable(variableNames.get(i).toString(), null, false);
// variable.change(null, (Object[]) inputValue, Changer.ChangeMode.REMOVE);
case "REMOVE":
//I will add this once someone tells me how to remove from Skript variable
//because using SET operation has issues with inconvertible types (Double and Long)
//variable = (Variable) Variables.getVariable(variableNames.get(i).toString(), null, false);
// variable.change(null, (Object[]) inputValue, Changer.ChangeMode.REMOVE);
break;
case "SET":
Variables.setVariable(variableNames.get(i).toString(), inputValue, null, false);
}
}
}
}
}
}
} catch (Exception e) {
plugin.sendErrorLogs("&cI got a message that was empty from channel " + channelString + " please check your code that you used to send the message. Message content:");
if (debugMode) {
e.printStackTrace();
} catch (Exception e) {
plugin.sendErrorLogs("&cI got a message that was empty from channel " + channelString + " please check your code that you used to send the message. Message content:");
plugin.sendErrorLogs(receivedMessage);
e.printStackTrace();
}
}
}
public void sendMessage(String[] message, String channel) {
JSONObject json = new JSONObject();
json.put("Messages", new JSONArray(message));
@ -222,12 +215,9 @@ public class RedisController extends BinaryJedisPubSub implements Runnable {
try (BinaryJedis j = jedisPool.getResource()) {
j.publish(channel.getBytes(StandardCharsets.UTF_8), message);
} catch (Exception e) {
System.out.println("Error sending redis message!");
if (debugMode) {
e.printStackTrace();
plugin.sendErrorLogs("Error sending redis message!");
e.printStackTrace();
}
}
});
} else {
//execute sending of redis message on the main thread if plugin is disabling

4
src/main/java/net/limework/rediskript/skript/elements/ExprChannel.java
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@ -25,9 +25,7 @@ public class ExprChannel extends SimpleExpression<String> {
}
@Override
public String toString(Event event, boolean b) {
return "redis channel";
}
public String toString(Event event, boolean b) { return "redis channel"; }
@Override
public boolean init(final Expression<?>[] expressions, final int matchedPattern, final Kleenean isDelayed, final SkriptParser.ParseResult parseResult) {

5
src/main/java/net/limework/rediskript/skript/elements/ExprVariableInChannel.java
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@ -1,12 +1,9 @@
package net.limework.rediskript.skript.elements;
import ch.njol.skript.Skript;
import ch.njol.skript.classes.Changer;
import ch.njol.skript.lang.Expression;
import ch.njol.skript.lang.SkriptParser;
import ch.njol.skript.lang.Variable;
import ch.njol.skript.lang.util.SimpleExpression;
import ch.njol.skript.log.ErrorQuality;
import ch.njol.skript.registrations.Classes;
import ch.njol.skript.variables.SerializedVariable;
import ch.njol.util.Kleenean;
@ -49,7 +46,7 @@ public class ExprVariableInChannel extends SimpleExpression<Object> {
}
@Override
public void change(Event e, Object[] changer, Changer.ChangeMode mode) {
RediSkript plugin = (RediSkript) Bukkit.getPluginManager().getPlugin("RediSkript");
RediSkript plugin = RediSkript.getPlugin(RediSkript.class);
switch (mode) {
case ADD:
case SET:

4
src/main/resources/config.yml
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@ -8,8 +8,8 @@ Redis:
#the default Redis port
Port: 6379
#time out in milliseconds, how long it should take before it decides that it is unable to connect when sending a message
#90000 = 90 seconds
TimeOut: 90000
#9000 = 9 seconds
TimeOut: 9000
#also known as SSL, only use this if you're running Redis 6.0.6 or higher, older versions will not work correctly
#it encrypts your traffic and makes data exchange between distant servers completely secure
useTLS: false