Configurable Region Compression Format (#8505)

patches/server/0005-Paper-config-files.patch

@@ -440,10 +440,10 @@ index 0000000000000000000000000000000000000000..9ef6712c70fcd8912a79f3f61e351aac
 +}
 diff --git a/src/main/java/io/papermc/paper/configuration/GlobalConfiguration.java b/src/main/java/io/papermc/paper/configuration/GlobalConfiguration.java
 new file mode 100644
-index 0000000000000000000000000000000000000000..58cdb70c0b9de45ca28811416d871099eefec2ce
+index 0000000000000000000000000000000000000000..5cfd0bd7c09aacd7313575e30cf0a171c597e2bd
 --- /dev/null
 +++ b/src/main/java/io/papermc/paper/configuration/GlobalConfiguration.java
-@@ -0,0 +1,283 @@
+@@ -0,0 +1,291 @@
 +package io.papermc.paper.configuration;
 +
 +import co.aikar.timings.MinecraftTimings;
@@ -589,6 +589,14 @@ index 0000000000000000000000000000000000000000..58cdb70c0b9de45ca28811416d871099
 +        public boolean allowHeadlessPistons = false;
 +        @Comment("This setting controls if grindstones should be able to output overstacked items (such as cursed books).")
 +        public boolean allowGrindstoneOverstacking = false;
++        @Comment("This setting controls what compression format is used for region files.")
++        public CompressionFormat compressionFormat = CompressionFormat.ZLIB;
++
++        public enum CompressionFormat {
++            GZIP,
++            ZLIB,
++            NONE
++        }
 +    }
 +
 +    public Commands commands;

patches/server/0019-Rewrite-chunk-system.patch

@@ -15673,7 +15673,7 @@ index 0000000000000000000000000000000000000000..962d3cae6340fc11607b59355e291629
 +
 +}
 diff --git a/src/main/java/io/papermc/paper/configuration/GlobalConfiguration.java b/src/main/java/io/papermc/paper/configuration/GlobalConfiguration.java
-index 58cdb70c0b9de45ca28811416d871099eefec2ce..6a0560b1b0972f90b5260115e81f2baa84cfb40d 100644
+index 5cfd0bd7c09aacd7313575e30cf0a171c597e2bd..115c44d6f064049270f1fae07683da1da974b08e 100644
 --- a/src/main/java/io/papermc/paper/configuration/GlobalConfiguration.java
 +++ b/src/main/java/io/papermc/paper/configuration/GlobalConfiguration.java
 @@ -116,21 +116,6 @@ public class GlobalConfiguration extends ConfigurationPart {
@@ -15698,7 +15698,7 @@ index 58cdb70c0b9de45ca28811416d871099eefec2ce..6a0560b1b0972f90b5260115e81f2baa
      public UnsupportedSettings unsupportedSettings;
 
      public class UnsupportedSettings extends ConfigurationPart {
-@@ -280,4 +265,43 @@ public class GlobalConfiguration extends ConfigurationPart {
+@@ -288,4 +273,43 @@ public class GlobalConfiguration extends ConfigurationPart {
          public boolean disableNoteblockUpdates = false;
          public boolean disableTripwireUpdates = false;
      }

patches/server/0868-Configurable-chat-thread-limit.patch

@@ -22,10 +22,10 @@ is actually processed, this is honestly really just exposed for the misnomers or
 who just wanna ensure that this won't grow over a specific size if chat gets stupidly active
 
 diff --git a/src/main/java/io/papermc/paper/configuration/GlobalConfiguration.java b/src/main/java/io/papermc/paper/configuration/GlobalConfiguration.java
-index 6a0560b1b0972f90b5260115e81f2baa84cfb40d..4ac3fa45cd155ae8a852e26d4d4d1f16b28efdc2 100644
+index 115c44d6f064049270f1fae07683da1da974b08e..d7f541d94941a341a70dfac025a3d3601dd1aca8 100644
 --- a/src/main/java/io/papermc/paper/configuration/GlobalConfiguration.java
 +++ b/src/main/java/io/papermc/paper/configuration/GlobalConfiguration.java
-@@ -238,13 +238,26 @@ public class GlobalConfiguration extends ConfigurationPart {
+@@ -246,13 +246,26 @@ public class GlobalConfiguration extends ConfigurationPart {
      public Misc misc;
 
      public class Misc extends ConfigurationPart {

patches/server/0991-Configurable-Region-Compression-Format.patch

@@ -0,0 +1,46 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Astralchroma <astralchroma@proton.me>
+Date: Thu, 27 Oct 2022 22:19:31 +0100
+Subject: [PATCH] Configurable Region Compression Format
+
+
+diff --git a/src/main/java/net/minecraft/world/level/chunk/storage/RegionFile.java b/src/main/java/net/minecraft/world/level/chunk/storage/RegionFile.java
+index dcfe090c269d4cbcc2eb1b6f85392848bb34656c..0c5ac12b1f395bba8b7fc50baf8e825ba6488f6c 100644
+--- a/src/main/java/net/minecraft/world/level/chunk/storage/RegionFile.java
++++ b/src/main/java/net/minecraft/world/level/chunk/storage/RegionFile.java
+@@ -425,11 +425,11 @@ public class RegionFile implements AutoCloseable {
+     // Paper end
+
+     public RegionFile(Path file, Path directory, boolean dsync) throws IOException {
+-        this(file, directory, RegionFileVersion.VERSION_DEFLATE, dsync);
++        this(file, directory, RegionFileVersion.getCompressionFormat(), dsync); // Paper - Configurable region compression format
+     }
+     // Paper start - add can recalc flag
+     public RegionFile(Path file, Path directory, boolean dsync, boolean canRecalcHeader) throws IOException {
+-        this(file, directory, RegionFileVersion.VERSION_DEFLATE, dsync, canRecalcHeader);
++        this(file, directory, RegionFileVersion.getCompressionFormat(), dsync, canRecalcHeader); // Paper - Configurable region compression format
+     }
+     // Paper end - add can recalc flag
+
+diff --git a/src/main/java/net/minecraft/world/level/chunk/storage/RegionFileVersion.java b/src/main/java/net/minecraft/world/level/chunk/storage/RegionFileVersion.java
+index 4411e427d3b6b592f8a18e61b6c59309cf699d3f..ee27a553b426d3e1e1317bbeb39a3c2d46520e59 100644
+--- a/src/main/java/net/minecraft/world/level/chunk/storage/RegionFileVersion.java
++++ b/src/main/java/net/minecraft/world/level/chunk/storage/RegionFileVersion.java
+@@ -30,6 +30,17 @@ public class RegionFileVersion {
+     }, (stream) -> {
+         return stream;
+     }));
++
++    // Paper Start - Configurable region compression format
++    public static RegionFileVersion getCompressionFormat() {
++        return switch (io.papermc.paper.configuration.GlobalConfiguration.get().unsupportedSettings.compressionFormat) {
++            case GZIP -> VERSION_GZIP;
++            case ZLIB -> VERSION_DEFLATE;
++            case NONE -> VERSION_NONE;
++        };
++    }
++    // Paper End
++
+     private final int id;
+     private final RegionFileVersion.StreamWrapper<InputStream> inputWrapper;
+     private final RegionFileVersion.StreamWrapper<OutputStream> outputWrapper;