Cache player profile result

build.gradle

@@ -508,6 +508,7 @@ project(':cleanroom') {
         installer 'net.openhft:affinity:3.23.3'
         installer 'org.slf4j:slf4j-api:2.1.0-alpha1' // Affinity
         installer 'org.slf4j:slf4j-simple:2.1.0-alpha1' // Affinity
+        installer 'com.github.ben-manes.caffeine:caffeine:3.1.8'
 
         /*
         forgeGradleMcDeps

patches/minecraft/net/minecraft/server/network/NetHandlerLoginServer.java.patch

@@ -19,24 +19,27 @@
 
  public class NetHandlerLoginServer implements INetHandlerLoginServer, ITickable
  {
-@@ -49,6 +54,8 @@
+@@ -48,6 +53,11 @@
+     private final String field_147334_j = "";
      private SecretKey field_147335_k;
      private EntityPlayerMP field_181025_l;
-
-+    public String hostname = "";
++    private static final com.github.benmanes.caffeine.cache.Cache<String, GameProfile> playerProfileResultCache = com.github.benmanes.caffeine.cache.Caffeine.newBuilder()
++            .expireAfterWrite(catserver.server.CatServer.getConfig().playerProfileResultCacheMinutes, java.util.concurrent.TimeUnit.MINUTES)
++            .build(); // CatRoom - Cache player profile result
 +
++    public String hostname = "";
+
      public NetHandlerLoginServer(MinecraftServer p_i45298_1_, NetworkManager p_i45298_2_)
      {
-         this.field_147327_f = p_i45298_1_;
-@@ -56,7 +63,6 @@
+@@ -56,7 +66,6 @@
          field_147329_d.nextBytes(this.field_147330_e);
      }
 
 -    @Override
      public void func_73660_a()
      {
          if (this.field_147328_g == NetHandlerLoginServer.LoginState.READY_TO_ACCEPT)
-@@ -70,16 +76,29 @@
+@@ -70,16 +79,29 @@
              if (entityplayermp == null)
              {
                  this.field_147328_g = NetHandlerLoginServer.LoginState.READY_TO_ACCEPT;
@@ -70,7 +73,7 @@
 
      public void func_194026_b(ITextComponent p_194026_1_)
      {
-@@ -95,18 +114,48 @@
+@@ -95,18 +117,48 @@
          }
      }
 
@@ -126,7 +129,7 @@
          }
          else
          {
-@@ -133,12 +182,11 @@
+@@ -133,12 +185,11 @@
              }
              else
              {
@@ -140,7 +143,7 @@
      public void func_147231_a(ITextComponent p_147231_1_)
      {
          field_147332_c.info("{} lost connection: {}", this.func_147317_d(), p_147231_1_.func_150260_c());
-@@ -146,12 +194,9 @@
+@@ -146,12 +197,9 @@
 
      public String func_147317_d()
      {
@@ -154,7 +157,7 @@
      public void func_147316_a(CPacketLoginStart p_147316_1_)
      {
          Validate.validState(this.field_147328_g == NetHandlerLoginServer.LoginState.HELLO, "Unexpected hello packet");
-@@ -164,11 +209,24 @@
+@@ -164,11 +212,24 @@
          }
          else
          {
@@ -181,7 +184,7 @@
      public void func_147315_a(CPacketEncryptionResponse p_147315_1_)
      {
          Validate.validState(this.field_147328_g == NetHandlerLoginServer.LoginState.KEY, "Unexpected key packet");
-@@ -183,32 +241,28 @@
+@@ -183,32 +244,39 @@
              this.field_147335_k = p_147315_1_.func_149300_a(privatekey);
              this.field_147328_g = NetHandlerLoginServer.LoginState.AUTHENTICATING;
              this.field_147333_a.func_150727_a(this.field_147335_k);
@@ -208,7 +211,18 @@
 -                                .func_147130_as()
 -                                .hasJoinedServer(new GameProfile(null, gameprofile.getName()), s, this.func_191235_a());
 +                        String s = (new BigInteger(CryptManager.func_75895_a("", NetHandlerLoginServer.this.field_147327_f.func_71250_E().getPublic(), NetHandlerLoginServer.this.field_147335_k))).toString(16);
-+                        NetHandlerLoginServer.this.field_147337_i = NetHandlerLoginServer.this.field_147327_f.func_147130_as().hasJoinedServer(new GameProfile((UUID) null, gameprofile.getName()), s, this.func_191235_a());
++                        // CatRoom start - Cache player profile result
++                        if (catserver.server.CatServer.getConfig().cachePlayerProfileResult) {
++                            GameProfile gp = playerProfileResultCache.getIfPresent(gameprofile.getName());
++                            if (gp == null) {
++                                gp = NetHandlerLoginServer.this.field_147327_f.func_147130_as().hasJoinedServer(new GameProfile((UUID)null, gameprofile.getName()), s, this.func_191235_a());
++                                playerProfileResultCache.put(gameprofile.getName(), gp);
++                            }
++                            NetHandlerLoginServer.this.field_147337_i = gp;
++                        } else {
++                            NetHandlerLoginServer.this.field_147337_i = NetHandlerLoginServer.this.field_147327_f.func_147130_as().hasJoinedServer(new GameProfile((UUID) null, gameprofile.getName()), s, this.func_191235_a());
++                        }
++                        // CatRoom end - Cache player profile result
 
                          if (NetHandlerLoginServer.this.field_147337_i != null)
                          {
@@ -226,7 +240,7 @@
                          }
                          else if (NetHandlerLoginServer.this.field_147327_f.func_71264_H())
                          {
-@@ -218,11 +272,11 @@
+@@ -218,11 +286,11 @@
                          }
                          else
                          {
@@ -241,7 +255,7 @@
                      {
                          if (NetHandlerLoginServer.this.field_147327_f.func_71264_H())
                          {
-@@ -232,23 +286,67 @@
+@@ -232,23 +300,67 @@
                          }
                          else
                          {

src/main/java/catserver/server/CatServerConfig.java

@@ -61,6 +61,8 @@ public class CatServerConfig {
     public boolean disableFMLStatusModInfo = false;
     public boolean disableAsyncCatchWarn = false;
     public boolean versionCheck = true;
+    public boolean cachePlayerProfileResult = false;
+    public int playerProfileResultCacheMinutes = 1440;
 
     public boolean callConstructCapabilityEventOnRespawn = false;
 
@@ -113,6 +115,8 @@ public void loadConfig() {
         releaseUseItemThrottle = getOrWriteIntConfig("network.packetLimit.releaseUseItemThrottle", releaseUseItemThrottle);
         disableFMLHandshake = getOrWriteBooleanConfig("network.fml.disableHandshake", config.getBoolean("disableFMLHandshake", disableFMLHandshake));
         disableFMLStatusModInfo = getOrWriteBooleanConfig("network.fml.disableStatusModInfo", config.getBoolean("disableFMLStatusModInfo", disableFMLStatusModInfo));
+        cachePlayerProfileResult = getOrWriteBooleanConfig("network.profile.cachePlayerProfileResult", cachePlayerProfileResult);
+        playerProfileResultCacheMinutes = getOrWriteIntConfig("network.profile.playerProfileResultCacheMinutes", playerProfileResultCacheMinutes);
         // event bridge
         bridgeForgeExplosionEventToBukkit = getOrWriteBooleanConfig("event-bridge.bridgeForgeExplosionEventToBukkit", bridgeForgeExplosionEventToBukkit);
         // compatibility