fix: avoid bind exception when reconnecting after failure

Signed-off-by: Andre Dietisheim <adietish@redhat.com>

Author: adietish

src/main/kotlin/com/redhat/devtools/gateway/GatewayUrlHandlerService.kt

@@ -0,0 +1,28 @@
+package com.redhat.devtools.gateway
+
+import com.intellij.openapi.components.Service
+import com.intellij.openapi.components.service
+import com.intellij.openapi.diagnostic.logger
+
+@Service(Service.Level.APP)
+class GatewayUrlHandlerService {
+
+    companion object {
+        fun getInstance(): GatewayUrlHandlerService = service()
+    }
+
+    init {
+        logger<GatewayUrlHandlerService>().info("GatewayUrlHandlerService initialized")
+        registerUrlHandler()
+    }
+
+    private fun registerUrlHandler() {
+        // Your URL handler registration logic
+        logger<GatewayUrlHandlerService>().info("Registering jetbrains-gateway:// protocol handler")
+    }
+
+    fun handleGatewayUrl(url: String) {
+        logger<GatewayUrlHandlerService>().info("Handling Gateway URL: $url")
+        // Your URL handling logic here
+    }
+}

src/main/kotlin/com/redhat/devtools/gateway/openshift/Pods.kt

@@ -38,6 +38,7 @@ import java.io.IOException
 import java.io.InputStream
 import java.io.OutputStream
 import java.net.InetAddress
+import java.net.InetSocketAddress
 import java.net.ServerSocket
 import java.net.Socket
 import java.util.concurrent.TimeUnit
@@ -99,7 +100,10 @@ class Pods(private val client: ApiClient) {
     // https://github.com/kubernetes-client/java/blob/master/examples/examples-release-latest/src/main/java/io/kubernetes/client/examples/PortForwardExample.java
     @Throws(IOException::class)
     fun forward(pod: V1Pod, localPort: Int, remotePort: Int): Closeable {
-        val serverSocket = ServerSocket(localPort, 50, InetAddress.getLoopbackAddress())
+        val serverSocket = ServerSocket()
+        serverSocket.use {
+            it.bind(InetSocketAddress(InetAddress.getLoopbackAddress(), localPort))
+        }
 
         val scope = CoroutineScope(Dispatchers.IO)
         scope.launch {