Implement usage of the new Tailscale channel library.

foundation-chaos/src/main/kotlin/gay/pizza/foundation/chaos/FoundationChaosPlugin.kt

@@ -18,7 +18,7 @@ class FoundationChaosPlugin : BaseFoundationPlugin() {
     config = loadConfigurationWithDefault(
       foundation,
       ChaosConfig.serializer(),
-      "heimdall.yaml"
+      "chaos.yaml"
     )
     registerCommandExecutor("chaos", ChaosToggleCommand())
   }

foundation-core/src/main/kotlin/gay/pizza/foundation/core/features/persist/XodusExtensions.kt

@@ -2,6 +2,6 @@ package gay.pizza.foundation.core.features.persist
 
 import jetbrains.exodus.entitystore.Entity
 
-fun <T : Comparable<*>> Entity.setAllProperties(vararg entries: Pair<String, T>) = entries.forEach { entry ->
+fun <T : Comparable<*>> Entity.setAllProperties(vararg entries: Pair<String, T>): Unit = entries.forEach { entry ->
   setProperty(entry.first, entry.second)
 }

foundation-tailscale/build.gradle.kts

@@ -13,6 +13,7 @@ dependencies {
   implementation(project(":common-plugin"))
   compileOnly(project(":foundation-shared"))
   implementation(libs.tailscale)
+  implementation(libs.tailscale.channel)
 }
 
 concreteItem {

foundation-tailscale/src/main/kotlin/gay/pizza/foundation/tailscale/TailscaleProxyServer.kt

@@ -1,16 +1,13 @@
 package gay.pizza.foundation.tailscale
 
+import gay.pizza.tailscale.channel.ChannelCopier
 import gay.pizza.tailscale.core.Tailscale
 import gay.pizza.tailscale.core.TailscaleConn
 import gay.pizza.tailscale.core.TailscaleListener
 import org.bukkit.Server
 import java.net.InetSocketAddress
 import java.net.StandardSocketOptions
-import java.nio.ByteBuffer
-import java.nio.channels.ClosedChannelException
-import java.nio.channels.ReadableByteChannel
 import java.nio.channels.SocketChannel
-import java.nio.channels.WritableByteChannel
 
 class TailscaleProxyServer(val server: Server, val tailscale: Tailscale) {
   private var minecraftServerListener: TailscaleListener? = null
@@ -34,38 +31,13 @@ class TailscaleProxyServer(val server: Server, val tailscale: Tailscale) {
     val readChannel = conn.openReadChannel()
     val writeChannel = conn.openWriteChannel()
 
-    fun closeAll() {
-      socketChannel.close()
-      readChannel.close()
-      writeChannel.close()
-    }
-
-    fun startCopyThread(name: String, from: ReadableByteChannel, to: WritableByteChannel) {
-      val thread = Thread {
-        try {
-          while (true) {
-            val buffer = ByteBuffer.allocate(2048)
-            val size = from.read(buffer)
-            if (size < 0) {
-              break
-            } else {
-              buffer.flip()
-              to.write(buffer)
-            }
-            buffer.clear()
-          }
-        } catch (_: ClosedChannelException) {
-        } finally {
-          closeAll()
-        }
-      }
-
-      thread.name = name
-      thread.start()
-    }
-
-    startCopyThread("Tailscale to Socket Pipe", readChannel, socketChannel)
-    startCopyThread("Socket to Tailscale Pipe", socketChannel, writeChannel)
+    val closeHandler = { socketChannel.close() }
+    val tailscaleSocketCopier = ChannelCopier(readChannel, socketChannel)
+    tailscaleSocketCopier.spawnCopyThread(
+      "Tailscale to Socket Copier", onClose = closeHandler)
+    val socketTailscaleCopier = ChannelCopier(socketChannel, writeChannel)
+    socketTailscaleCopier.spawnCopyThread(
+      "Socket to Tailscale Copier", onClose = closeHandler)
   }
 
   fun close() {

settings.gradle.kts

@@ -73,7 +73,7 @@ dependencyResolutionManagement {
       version("postgresql", "42.5.3")
       version("exposed", "0.41.1")
       version("hikaricp", "5.0.1")
-      version("libtailscale", "0.1.2-SNAPSHOT")
+      version("libtailscale", "0.1.4-SNAPSHOT")
 
       library("clikt", "com.github.ajalt.clikt", "clikt").versionRef("clikt")
       library("xodus-core", "org.jetbrains.xodus", "xodus-openAPI").versionRef("xodus")
@@ -93,6 +93,7 @@ dependencyResolutionManagement {
       library("exposed-java-time", "org.jetbrains.exposed", "exposed-java-time").versionRef("exposed")
       library("hikaricp", "com.zaxxer", "HikariCP").versionRef("hikaricp")
       library("tailscale", "gay.pizza.tailscale", "tailscale").versionRef("libtailscale")
+      library("tailscale-channel", "gay.pizza.tailscale", "tailscale-channel").versionRef("libtailscale")
     }
   }
 }