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Fixed high background CPU usage

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RaphiMC 2023-05-23 19:14:57 +02:00
parent f8a6dbfec1
commit 9fcfae67d9
3 changed files with 129 additions and 25 deletions
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2
build.gradle
View file

@ -71,7 +71,7 @@ repositories {
dependencies {
compileOnly sourceSets.java17compat.output
include "com.viaversion:viaversion:4.7.0-1.20-pre4-SNAPSHOT"
include "com.viaversion:viaversion:4.7.0-1.20-pre5-SNAPSHOT"
include("com.viaversion:viabackwards-common:4.7.0-1.20-pre3-SNAPSHOT") {
exclude group: "com.viaversion", module: "viaversion"
exclude group: "io.netty", module: "netty-all"

58
src/main/java/net/raphimc/viaproxy/cli/ConsoleHandler.java
View file

@ -19,13 +19,15 @@ package net.raphimc.viaproxy.cli;
import com.viaversion.viaversion.api.Via;
import com.viaversion.viaversion.connection.UserConnectionImpl;
import net.lenni0451.classtransform.utils.log.Logger;
import net.raphimc.viaprotocolhack.commands.UserCommandSender;
import net.raphimc.viaproxy.plugins.PluginManager;
import net.raphimc.viaproxy.plugins.events.ConsoleCommandEvent;
import net.raphimc.viaproxy.util.ArrayHelper;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.Arrays;
import java.util.Scanner;
public class ConsoleHandler {
@ -34,32 +36,40 @@ public class ConsoleHandler {
}
private static void listen() {
final Scanner scanner = new Scanner(System.in);
while (scanner.hasNextLine()) {
final String line = scanner.nextLine();
final String[] parts = line.split(" ");
if (parts.length == 0) continue;
final String command = parts[0];
final ArrayHelper args = new ArrayHelper(Arrays.copyOfRange(parts, 1, parts.length));
final BufferedReader reader = new BufferedReader(new InputStreamReader(new DelayedStream(System.in, 500)));
try {
String line;
while ((line = reader.readLine()) != null) {
try {
final String[] parts = line.split(" ");
if (parts.length == 0) continue;
final String command = parts[0];
final ArrayHelper args = new ArrayHelper(Arrays.copyOfRange(parts, 1, parts.length));
if (command.equalsIgnoreCase("gc")) {
System.gc();
System.out.println("GC Done");
} else if (command.equalsIgnoreCase("via")) {
Via.getManager().getCommandHandler().onCommand(new UserCommandSender(new UserConnectionImpl(null, true)), args.getAsArray());
} else if (command.equalsIgnoreCase("threaddump")) {
System.out.println("Thread Dump:");
for (Thread thread : Thread.getAllStackTraces().keySet()) {
System.out.println("Thread: " + thread.getName() + " | State: " + thread.getState());
for (StackTraceElement element : thread.getStackTrace()) System.out.println(" " + element.toString());
if (command.equalsIgnoreCase("gc")) {
System.gc();
System.out.println("GC Done");
} else if (command.equalsIgnoreCase("via")) {
Via.getManager().getCommandHandler().onCommand(new UserCommandSender(new UserConnectionImpl(null, true)), args.getAsArray());
} else if (command.equalsIgnoreCase("threaddump")) {
System.out.println("Thread Dump:");
for (Thread thread : Thread.getAllStackTraces().keySet()) {
System.out.println("Thread: " + thread.getName() + " | State: " + thread.getState());
for (StackTraceElement element : thread.getStackTrace()) System.out.println(" " + element.toString());
}
} else {
if (PluginManager.EVENT_MANAGER.call(new ConsoleCommandEvent(command, args.getAsArray())).isCancelled()) continue;
System.out.println("Invalid Command!");
System.out.println(" via | Run a viaversion command");
System.out.println(" gc | Run the garbage collector");
System.out.println(" threaddump | Print the stacktrace of all running threads");
}
} catch (Throwable e) {
Logger.LOGGER.error("Error while handling console input", e);
}
} else {
if (PluginManager.EVENT_MANAGER.call(new ConsoleCommandEvent(command, args.getAsArray())).isCancelled()) continue;
System.out.println("Invalid Command!");
System.out.println(" via | Run a viaversion command");
System.out.println(" gc | Run the garbage collector");
System.out.println(" threaddump | Print the stacktrace of all running threads");
}
} catch (Throwable e) {
Logger.LOGGER.error("Error while reading console input", e);
}
}

94
src/main/java/net/raphimc/viaproxy/cli/DelayedStream.java Normal file
View file

@ -0,0 +1,94 @@
/*
* This file is part of ViaProxy - https://github.com/RaphiMC/ViaProxy
* Copyright (C) 2023 RK_01/RaphiMC and contributors
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package net.raphimc.viaproxy.cli;
import java.io.IOException;
import java.io.InputStream;
public class DelayedStream extends InputStream {
private final InputStream parent;
private final long sleepDelay;
public DelayedStream(final InputStream parent, final long sleepDelay) {
this.parent = parent;
this.sleepDelay = sleepDelay;
}
public InputStream getParent() {
return this.parent;
}
public long getSleepDelay() {
return this.sleepDelay;
}
public void waitForInput() throws IOException {
while (this.available() <= 0) {
try {
Thread.sleep(this.sleepDelay);
} catch (InterruptedException e) {
throw new IOException("Interrupted", e);
}
}
}
@Override
public int read() throws IOException {
this.waitForInput();
return this.parent.read();
}
@Override
public int read(byte[] b) throws IOException {
this.waitForInput();
return this.parent.read(b);
}
@Override
public int read(byte[] b, int off, int len) throws IOException {
this.waitForInput();
return this.parent.read(b, off, len);
}
@Override
public int available() throws IOException {
return this.parent.available();
}
@Override
public void close() throws IOException {
this.parent.close();
}
@Override
public synchronized void mark(int readlimit) {
this.parent.mark(readlimit);
}
@Override
public synchronized void reset() throws IOException {
this.parent.reset();
}
@Override
public boolean markSupported() {
return this.parent.markSupported();
}
}