refactor(core): update masquerade to string mode

Modified `masquerade.py` to use `string` type instead of `proxy`.

core/cli.py

@@ -400,8 +400,8 @@ def update_geo(country: str):
 
 @cli.command('masquerade')
 @click.option('--remove', '-r', is_flag=True, help="Remove 'masquerade' from config.json.")
-@click.option('--enable', '-e', metavar='<domain>', type=str, help="Enable 'masquerade' in config.json with the specified domain.")
+@click.option('--enable', '-e', is_flag=True, help="Enable 'masquerade' in config.json.")
-def masquerade(remove: bool, enable: str):
+def masquerade(remove: bool, enable: bool):
     '''Manage 'masquerade' in Hysteria2 configuration.'''
     try:
         if not remove and not enable:
@@ -410,7 +410,7 @@ def masquerade(remove: bool, enable: str):
             raise click.UsageError('Error: You cannot use both --remove and --enable at the same time')
 
         if enable:
-            cli_api.enable_hysteria2_masquerade(enable)
+            cli_api.enable_hysteria2_masquerade()
             click.echo('Masquerade enabled successfully.')
         elif remove:
             cli_api.disable_hysteria2_masquerade()

core/cli_api.py

@@ -229,10 +229,9 @@ def check_hysteria2_obfs():
     result = subprocess.run(["python3", Command.MANAGE_OBFS.value, "--check"], check=True, capture_output=True, text=True)
     return result.stdout.strip()
 
-def enable_hysteria2_masquerade(domain: str):
+def enable_hysteria2_masquerade():
     '''Enables masquerade for Hysteria2.'''
-    run_cmd(['python3', Command.MASQUERADE_SCRIPT.value, '1', domain])
+    run_cmd(['python3', Command.MASQUERADE_SCRIPT.value, '1'])
-
 
 def disable_hysteria2_masquerade():
     '''Disables masquerade for Hysteria2.'''

core/scripts/hysteria2/masquerade.py

@@ -14,31 +14,35 @@ def is_masquerade_enabled():
         print(f"Error reading config: {e}")
         return False
 
-def enable_masquerade(domain: str):
+def enable_masquerade():
-    if is_masquerade_enabled():
-        print("Masquerade is already enabled.")
-        sys.exit(0)
-
-    url = f"https://{domain}"
     try:
         with open(CONFIG_FILE, 'r') as f:
             config = json.load(f)
 
+        if "masquerade" in config:
+            print("Masquerade is already enabled.")
+            sys.exit(0)
+
+        if "obfs" in config:
+            print("Error: Cannot enable masquerade when 'obfs' is configured.")
+            sys.exit(1)
+
         config["masquerade"] = {
-            "type": "proxy",
+            "type": "string",
-            "proxy": {
+            "string": {
-                "url": url,
+                "content": "HTTP 502: Bad Gateway",
-                "rewriteHost": True
+                "headers": {
+                    "Content-Type": "text/plain; charset=utf-8",
+                    "Server": "Caddy"
                 },
-            "listenHTTP": ":80",
+                "statusCode": 502
-            "listenHTTPS": ":443",
+            }
-            "forceHTTPS": True
         }
 
         with open(CONFIG_FILE, 'w') as f:
             json.dump(config, f, indent=2)
 
-        print(f"Masquerade enabled with URL: {url}")
+        print("Masquerade enabled with a Caddy-like 502 Bad Gateway response.")
         subprocess.run(["python3", CLI_PATH, "restart-hysteria2"], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
 
     except Exception as e:
@@ -68,20 +72,16 @@ def remove_masquerade():
 
 def main():
     if len(sys.argv) < 2:
-        print("Usage: python3 masquerade.py {1|2} [domain]")
+        print("Usage: python3 masquerade.py {1|2}")
-        print("1: Enable Masquerade [domain]")
+        print("1: Enable Masquerade")
         print("2: Remove Masquerade")
         sys.exit(1)
 
     action = sys.argv[1]
 
     if action == "1":
-        if len(sys.argv) < 3:
+        print("Enabling 'masquerade' with type string...")
-            print("Error: Missing domain argument for enabling masquerade.")
+        enable_masquerade()
-            sys.exit(1)
-        domain = sys.argv[2]
-        print(f"Enabling 'masquerade' with URL: {domain}...")
-        enable_masquerade(domain)
     elif action == "2":
         print("Removing 'masquerade' from config.json...")
         remove_masquerade()