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Support newer Paper configuration with clearer error messages

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This commit is contained in:
games647
2022-06-28 18:40:51 +02:00
parent cf356099a0
commit bb1cbb79f2
1 changed files with 45 additions and 17 deletions
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62
bukkit/src/main/java/com/github/games647/fastlogin/bukkit/BungeeManager.java
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@ -33,6 +33,7 @@ import com.google.common.io.ByteArrayDataOutput;
import com.google.common.io.ByteStreams;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.Collection;
@ -88,33 +89,62 @@ public class BungeeManager {
}
public void initialize() {
try {
enabled = detectProxy();
} catch (Exception ex) {
plugin.getLog().warn("Cannot check proxy support. Fallback to non-proxy mode", ex);
}
enabled = detectProxy();
if (enabled) {
proxyIds = loadBungeeCordIds();
registerPluginChannels();
plugin.getLog().info("Found enabled proxy configuration");
plugin.getLog().info("Remember to follow the proxy guide to complete your setup");
} else {
plugin.getLog().warn("Disabling Minecraft proxy configuration. Assuming direct connections from now on.");
}
}
private boolean isProxySupported(String className, String fieldName) {
private boolean isProxySupported(String className, String fieldName)
throws ClassNotFoundException, NoSuchFieldException, IllegalAccessException {
return Class.forName(className).getDeclaredField(fieldName).getBoolean(null);
}
private boolean isVelocityEnabled()
throws NoSuchFieldException, IllegalArgumentException, IllegalAccessException, ClassNotFoundException,
NoSuchMethodException, InvocationTargetException {
try {
return Class.forName(className).getDeclaredField(fieldName).getBoolean(null);
} catch (ClassNotFoundException notFoundEx) {
//ignore server has no proxy support
} catch (NoSuchFieldException | IllegalAccessException noSuchFieldException) {
plugin.getLog().warn("Cannot access proxy field", noSuchFieldException);
if (isProxySupported("com.destroystokyo.paper.PaperConfig", "velocitySupport")) {
return true;
}
} catch (ClassNotFoundException classNotFoundException) {
// try again using the newer Paper configuration
Class<?> globalConfig = Class.forName("io.papermc.paper.configuration.GlobalConfiguration");
Object global = globalConfig.getDeclaredMethod("get").invoke(null);
Object proxiesConfiguration = global.getClass().getDeclaredField("proxies").get(global);
Object velocityConfig = proxiesConfiguration.getClass().getDeclaredField("velocity").get(proxiesConfiguration);
return velocityConfig.getClass().getDeclaredField("enabled").getBoolean(velocityConfig);
}
return false;
}
private boolean detectProxy() {
return isProxySupported("org.spigotmc.SpigotConfig", "bungee")
|| isProxySupported("com.destroystokyo.paper.PaperConfig", "velocitySupport");
try {
if (isProxySupported("org.spigotmc.SpigotConfig", "bungee")) return true;
} catch (ClassNotFoundException classNotFoundException) {
// leave stacktrace for class not found out
plugin.getLog().warn("Cannot check for BungeeCord support: {}", classNotFoundException.getMessage());
} catch (NoSuchFieldException | IllegalAccessException ex) {
plugin.getLog().warn("Cannot check for BungeeCord support", ex);
}
try {
return isVelocityEnabled();
} catch (ClassNotFoundException classNotFoundException) {
plugin.getLog().warn("Cannot check for Velocity support in Paper: {}", classNotFoundException.getMessage());
} catch (NoSuchFieldException | IllegalAccessException | NoSuchMethodException | InvocationTargetException ex) {
plugin.getLog().warn("Cannot check for Velocity support in Paper", ex);
}
return false;
}
private void registerPluginChannels() {
@ -148,9 +178,7 @@ public class BungeeManager {
Files.deleteIfExists(legacyFile);
try (Stream<String> lines = Files.lines(proxiesFile)) {
return lines.map(String::trim)
.map(UUID::fromString)
.collect(toSet());
return lines.map(String::trim).map(UUID::fromString).collect(toSet());
}
} catch (IOException ex) {
plugin.getLog().error("Failed to read proxies", ex);
@ -177,7 +205,7 @@ public class BungeeManager {
/**
* Check if the event fired including with the task delay. This necessary to restore the order of processing the
* BungeeCord messages after the PlayerJoinEvent fires including the delay.
*
* <p>
* If the join event fired, the delay exceeded, but it ran earlier and couldn't find the recently started login
* session. If not fired, we can start a new force login task. This will still match the requirement that we wait
* a certain time after the player join event fired.