mirror of
https://github.com/PaperMC/Paper.git
synced 2024-12-11 17:31:06 +01:00
312 lines
11 KiB
Diff
312 lines
11 KiB
Diff
From 243c5dd2689250db2ab7c7762c90ff3d78497e02 Mon Sep 17 00:00:00 2001
|
|
From: Thinkofdeath <thinkofdeath@spigotmc.org>
|
|
Date: Mon, 28 Jul 2014 11:42:11 +0100
|
|
Subject: [PATCH] Add an option for a global cache for any request on Mojang's
|
|
api to handle plugins that don't use UserCache (or any cache)
|
|
|
|
|
|
diff --git a/src/main/java/org/spigotmc/CachedMojangAPIConnection.java b/src/main/java/org/spigotmc/CachedMojangAPIConnection.java
|
|
new file mode 100644
|
|
index 0000000..4eed6fd
|
|
--- /dev/null
|
|
+++ b/src/main/java/org/spigotmc/CachedMojangAPIConnection.java
|
|
@@ -0,0 +1,145 @@
|
|
+package org.spigotmc;
|
|
+
|
|
+import com.google.common.base.Charsets;
|
|
+import com.google.gson.JsonArray;
|
|
+import com.google.gson.JsonElement;
|
|
+import com.google.gson.JsonObject;
|
|
+import com.google.gson.JsonParser;
|
|
+import com.google.common.cache.Cache;
|
|
+import com.google.common.cache.CacheBuilder;
|
|
+
|
|
+import java.io.ByteArrayInputStream;
|
|
+import java.io.ByteArrayOutputStream;
|
|
+import java.io.IOException;
|
|
+import java.io.InputStream;
|
|
+import java.io.InputStreamReader;
|
|
+import java.io.OutputStream;
|
|
+import java.net.HttpURLConnection;
|
|
+import java.net.Proxy;
|
|
+import java.net.URL;
|
|
+import java.util.concurrent.TimeUnit;
|
|
+
|
|
+public class CachedMojangAPIConnection extends HttpURLConnection
|
|
+{
|
|
+ private final CachedStreamHandlerFactory.CachedStreamHandler cachedStreamHandler;
|
|
+ private final Proxy proxy;
|
|
+ private final ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
|
|
+ private ByteArrayInputStream inputStream;
|
|
+ private InputStream errorStream;
|
|
+ private boolean outClosed = false;
|
|
+
|
|
+ private static final Cache<String, String> cache = CacheBuilder.newBuilder()
|
|
+ .maximumSize( 10000 )
|
|
+ .expireAfterAccess( 1, TimeUnit.HOURS )
|
|
+ .build();
|
|
+
|
|
+ public CachedMojangAPIConnection(CachedStreamHandlerFactory.CachedStreamHandler cachedStreamHandler, URL url, Proxy proxy)
|
|
+ {
|
|
+ super( url );
|
|
+ this.cachedStreamHandler = cachedStreamHandler;
|
|
+ this.proxy = proxy;
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public void disconnect()
|
|
+ {
|
|
+
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public boolean usingProxy()
|
|
+ {
|
|
+ return proxy != null;
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public void connect() throws IOException
|
|
+ {
|
|
+
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public InputStream getInputStream() throws IOException
|
|
+ {
|
|
+ if ( inputStream == null )
|
|
+ {
|
|
+ outClosed = true;
|
|
+ JsonArray users = new JsonParser().parse( new String( outputStream.toByteArray(), Charsets.UTF_8 ) ).getAsJsonArray();
|
|
+ StringBuilder reply = new StringBuilder( "[" );
|
|
+ StringBuilder missingUsers = new StringBuilder( "[" );
|
|
+ for ( JsonElement user : users )
|
|
+ {
|
|
+ String username = user.getAsString().toLowerCase();
|
|
+ String info = cache.getIfPresent( username );
|
|
+ if ( info != null )
|
|
+ {
|
|
+ reply.append( info ).append( "," );
|
|
+ } else
|
|
+ {
|
|
+ missingUsers
|
|
+ .append( "\"" )
|
|
+ .append( username )
|
|
+ .append( "\"" )
|
|
+ .append( "," );
|
|
+ }
|
|
+ }
|
|
+ if ( missingUsers.length() > 1 )
|
|
+ {
|
|
+ missingUsers.deleteCharAt( missingUsers.length() - 1 ).append( "]" );
|
|
+ }
|
|
+ if ( missingUsers.length() > 2 )
|
|
+ {
|
|
+ HttpURLConnection connection;
|
|
+ if ( proxy == null )
|
|
+ {
|
|
+ connection = (HttpURLConnection) cachedStreamHandler.getDefaultConnection( url );
|
|
+ } else
|
|
+ {
|
|
+ connection = (HttpURLConnection) cachedStreamHandler.getDefaultConnection( url, proxy );
|
|
+ }
|
|
+ connection.setRequestMethod( "POST" );
|
|
+ connection.setRequestProperty( "Content-Type", "application/json" );
|
|
+ connection.setDoInput( true );
|
|
+ connection.setDoOutput( true );
|
|
+ OutputStream out = connection.getOutputStream();
|
|
+ out.write( missingUsers.toString().getBytes( Charsets.UTF_8 ) );
|
|
+ out.flush();
|
|
+ out.close();
|
|
+ JsonArray newUsers = new JsonParser().parse( new InputStreamReader( connection.getInputStream(), Charsets.UTF_8 ) ).getAsJsonArray();
|
|
+ for ( JsonElement user : newUsers )
|
|
+ {
|
|
+ JsonObject u = user.getAsJsonObject();
|
|
+ cache.put( u.get( "name" ).getAsString(), u.toString() );
|
|
+ reply.append( u.toString() ).append( "," );
|
|
+ }
|
|
+ responseCode = connection.getResponseCode();
|
|
+ errorStream = connection.getErrorStream();
|
|
+ } else
|
|
+ {
|
|
+ responseCode = HTTP_OK;
|
|
+ }
|
|
+ if ( reply.length() > 1 )
|
|
+ {
|
|
+ reply.deleteCharAt( reply.length() - 1 );
|
|
+ }
|
|
+ inputStream = new ByteArrayInputStream( reply.append( "]" ).toString().getBytes( Charsets.UTF_8 ) );
|
|
+ }
|
|
+ return inputStream;
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public InputStream getErrorStream()
|
|
+ {
|
|
+ return errorStream;
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public OutputStream getOutputStream() throws IOException
|
|
+ {
|
|
+ if ( outClosed )
|
|
+ {
|
|
+ throw new RuntimeException( "Write after send" );
|
|
+ }
|
|
+ return outputStream;
|
|
+ }
|
|
+}
|
|
diff --git a/src/main/java/org/spigotmc/CachedStreamHandlerFactory.java b/src/main/java/org/spigotmc/CachedStreamHandlerFactory.java
|
|
new file mode 100644
|
|
index 0000000..b9a8736
|
|
--- /dev/null
|
|
+++ b/src/main/java/org/spigotmc/CachedStreamHandlerFactory.java
|
|
@@ -0,0 +1,117 @@
|
|
+package org.spigotmc;
|
|
+
|
|
+import java.io.IOException;
|
|
+import java.lang.reflect.InvocationTargetException;
|
|
+import java.lang.reflect.Method;
|
|
+import java.net.Proxy;
|
|
+import java.net.URL;
|
|
+import java.net.URLConnection;
|
|
+import java.net.URLStreamHandler;
|
|
+import java.net.URLStreamHandlerFactory;
|
|
+
|
|
+public class CachedStreamHandlerFactory implements URLStreamHandlerFactory
|
|
+{
|
|
+ public static boolean isSet = false;
|
|
+
|
|
+ @Override
|
|
+ public URLStreamHandler createURLStreamHandler(String protocol)
|
|
+ {
|
|
+ if ( protocol.equals( "http" ) || protocol.equals( "https" ) )
|
|
+ {
|
|
+ return new CachedStreamHandler( protocol );
|
|
+ }
|
|
+ return null;
|
|
+ }
|
|
+
|
|
+ public class CachedStreamHandler extends URLStreamHandler
|
|
+ {
|
|
+ private final String protocol;
|
|
+ private final URLStreamHandler handler;
|
|
+ private final Method openCon;
|
|
+ private final Method openConProxy;
|
|
+
|
|
+ public CachedStreamHandler(String protocol)
|
|
+ {
|
|
+ this.protocol = protocol;
|
|
+ if ( protocol.equals( "http" ) )
|
|
+ {
|
|
+ handler = new sun.net.www.protocol.http.Handler();
|
|
+ } else
|
|
+ {
|
|
+ handler = new sun.net.www.protocol.https.Handler();
|
|
+ }
|
|
+ try
|
|
+ {
|
|
+ openCon = handler.getClass().getDeclaredMethod( "openConnection", URL.class );
|
|
+ openCon.setAccessible( true );
|
|
+ openConProxy = handler.getClass().getDeclaredMethod( "openConnection", URL.class, Proxy.class );
|
|
+ openConProxy.setAccessible( true );
|
|
+ } catch ( NoSuchMethodException e )
|
|
+ {
|
|
+ throw new RuntimeException( e );
|
|
+ }
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ protected URLConnection openConnection(URL u) throws IOException
|
|
+ {
|
|
+ if ( u.getHost().equals( "api.mojang.com" )
|
|
+ || u.getPath().startsWith( "/profiles/minecraft" ) )
|
|
+ {
|
|
+ return cachedConnection( u );
|
|
+ }
|
|
+ return getDefaultConnection( u );
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ protected URLConnection openConnection(URL u, Proxy p) throws IOException
|
|
+ {
|
|
+ if ( u.getHost().equals( "api.mojang.com" )
|
|
+ || u.getPath().startsWith( "/profiles/minecraft" ) )
|
|
+ {
|
|
+ return cachedConnection( u, p );
|
|
+ }
|
|
+ return getDefaultConnection( u, p );
|
|
+ }
|
|
+
|
|
+ private URLConnection cachedConnection(URL u)
|
|
+ {
|
|
+ return cachedConnection( u, null );
|
|
+ }
|
|
+
|
|
+ private URLConnection cachedConnection(URL u, Proxy p)
|
|
+ {
|
|
+ return new CachedMojangAPIConnection( this, u, p );
|
|
+ }
|
|
+
|
|
+ public URLConnection getDefaultConnection(URL u)
|
|
+ {
|
|
+ try
|
|
+ {
|
|
+ return (URLConnection) openCon.invoke( handler, u );
|
|
+ } catch ( IllegalAccessException e )
|
|
+ {
|
|
+ e.printStackTrace();
|
|
+ } catch ( InvocationTargetException e )
|
|
+ {
|
|
+ e.printStackTrace();
|
|
+ }
|
|
+ return null;
|
|
+ }
|
|
+
|
|
+ public URLConnection getDefaultConnection(URL u, Proxy p)
|
|
+ {
|
|
+ try
|
|
+ {
|
|
+ return (URLConnection) openConProxy.invoke( handler, u, p );
|
|
+ } catch ( IllegalAccessException e )
|
|
+ {
|
|
+ e.printStackTrace();
|
|
+ } catch ( InvocationTargetException e )
|
|
+ {
|
|
+ e.printStackTrace();
|
|
+ }
|
|
+ return null;
|
|
+ }
|
|
+ }
|
|
+}
|
|
diff --git a/src/main/java/org/spigotmc/SpigotConfig.java b/src/main/java/org/spigotmc/SpigotConfig.java
|
|
index 4ecb3cd..d3abf1f 100644
|
|
--- a/src/main/java/org/spigotmc/SpigotConfig.java
|
|
+++ b/src/main/java/org/spigotmc/SpigotConfig.java
|
|
@@ -6,6 +6,7 @@ import java.io.IOException;
|
|
import java.lang.reflect.InvocationTargetException;
|
|
import java.lang.reflect.Method;
|
|
import java.lang.reflect.Modifier;
|
|
+import java.net.URL;
|
|
import java.util.Arrays;
|
|
import java.util.HashMap;
|
|
import java.util.HashSet;
|
|
@@ -360,4 +361,15 @@ public class SpigotConfig
|
|
attackDamage = getDouble( "settings.attribute.attackDamage.max", attackDamage );
|
|
( (AttributeRanged) GenericAttributes.e ).b = attackDamage;
|
|
}
|
|
+
|
|
+ private static void globalAPICache()
|
|
+ {
|
|
+ if ( getBoolean( "settings.global-api-cache", false ) && !CachedStreamHandlerFactory.isSet )
|
|
+ {
|
|
+ Bukkit.getLogger().info( "Global API cache enabled - All requests to Mojang's API will be " +
|
|
+ "handled by Spigot" );
|
|
+ CachedStreamHandlerFactory.isSet = true;
|
|
+ URL.setURLStreamHandlerFactory(new CachedStreamHandlerFactory());
|
|
+ }
|
|
+ }
|
|
}
|
|
--
|
|
2.1.0
|
|
|