Improve Docker compatibility for host service URLs

Updated Soulseek client, web server, and docker-compose.yml to better handle service URLs when running inside Docker containers. Localhost URLs are now resolved to host.docker.internal, and Docker-specific volume mounts and extra_hosts are configured for improved interoperability between container and host services.

core/soulseek_client.py

@@ -219,7 +219,14 @@ class SoulseekClient:
             logger.warning("Soulseek slskd URL not configured")
             return
         
-        self.base_url = config['slskd_url'].rstrip('/')
+        # Apply Docker URL resolution if running in container
+        slskd_url = config.get('slskd_url')
+        import os
+        if os.path.exists('/.dockerenv') and 'localhost' in slskd_url:
+            slskd_url = slskd_url.replace('localhost', 'host.docker.internal')
+            logger.info(f"Docker detected, using {slskd_url} for slskd connection")
+        
+        self.base_url = slskd_url.rstrip('/')
         self.api_key = config.get('api_key', '')
         self.download_path = Path(config.get('download_path', './downloads'))
         self.download_path.mkdir(parents=True, exist_ok=True)

docker-compose.yml

@@ -13,8 +13,11 @@ services:
       - ./config:/app/config
       - ./database:/app/database
       - ./logs:/app/logs
-      - ./downloads:/app/downloads
-      - ./Transfer:/app/Transfer
+      # Soulseek download and transfer directories (mapped to host E: drive paths)
+      - /mnt/e/Broque Projects/newMusic/downloads:/app/downloads
+      - /mnt/e/Broque Projects/newMusic/transfer:/app/transfer
+      # Stream folder for temporary playback files
+      - /mnt/e/Broque Projects/newMusic/stream:/app/stream
       # Optional: Mount your music library for Plex/Jellyfin access
       - /path/to/your/music:/music:ro
     environment:
@@ -25,6 +28,9 @@ services:
       - SOULSYNC_CONFIG_PATH=/app/config/config.json
       # Set timezone
       - TZ=America/New_York
+    extra_hosts:
+      # Allow container to reach host services
+      - "host.docker.internal:host-gateway"
     restart: unless-stopped
     healthcheck:
       test: ["CMD", "curl", "-f", "http://localhost:8888/"]

web_server.py

@@ -1062,8 +1062,11 @@ def run_service_test(service, test_config):
         # 1. Save original config for the specific service
         original_config = config_manager.get(service, {})
 
-        # 2. Temporarily set the new config for the test
+        # 2. Temporarily set the new config for the test (with Docker URL resolution)
         for key, value in test_config.items():
+            # Apply Docker URL resolution for URL/URI fields
+            if isinstance(value, str) and ('url' in key.lower() or 'uri' in key.lower()):
+                value = docker_resolve_url(value)
             config_manager.set(f"{service}.{key}", value)
 
         # 3. Run the test with the temporary config
@@ -1251,6 +1254,25 @@ def run_detection(server_type):
             print(f"Found {server_type} at localhost!")
             return localhost_result
         
+        # Priority 1.5: In Docker, try Docker host IP
+        import os
+        if os.path.exists('/.dockerenv'):
+            print(f"Docker detected, testing Docker host for {server_type}...")
+            try:
+                # Try host.docker.internal (Windows/Mac)
+                host_result = test_func("host.docker.internal")
+                if host_result:
+                    print(f"Found {server_type} at Docker host!")
+                    return host_result.replace("host.docker.internal", "localhost")  # Convert back to localhost for config
+                
+                # Try Docker bridge gateway (Linux)
+                gateway_result = test_func("172.17.0.1")
+                if gateway_result:
+                    print(f"Found {server_type} at Docker gateway!")
+                    return gateway_result.replace("172.17.0.1", "localhost")  # Convert back to localhost for config
+            except Exception as e:
+                print(f"Docker host detection failed: {e}")
+        
         # Priority 2: Test local IP
         print(f"Testing local IP {local_ip} for {server_type}...")
         local_result = test_func(local_ip)
@@ -11238,6 +11260,17 @@ class WebMetadataUpdateWorker:
             print(f"Error uploading poster: {e}")
             return False
 
+# --- Docker Helper Functions ---
+
+def docker_resolve_url(url):
+    """
+    Resolve localhost URLs to Docker host when running in container
+    """
+    import os
+    if os.path.exists('/.dockerenv') and 'localhost' in url:
+        return url.replace('localhost', 'host.docker.internal')
+    return url
+
 # --- Main Execution ---
 
 def start_oauth_callback_servers():