guardicore · shreyamalviya · Nov 16, 2021 · Nov 15, 2021 · Nov 15, 2021 · Nov 15, 2021
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -23,6 +23,7 @@ Changelog](https://keepachangelog.com/en/1.0.0/).
 - Checkbox for file logging. #1537
 - Remove serialization of config. #1537
 - Checkbox that gave the option to not try to first move the dropper file. #1537
+- Custom singleton mutex name config option. #1589
 
 ### Fixed
 - A bug in network map page that caused delay of telemetry log loading. #1545

diff --git a/monkey/infection_monkey/config.py b/monkey/infection_monkey/config.py
@@ -99,9 +99,6 @@ def as_dict(self):
     # sets whether or not the monkey is alive. if false will stop scanning and exploiting
     alive = True
 
-    # string of the mutex name for single instance
-    singleton_mutex_name = "{2384ec59-0df8-4ab9-918c-843740924a28}"
-
     # how long to wait between scan iterations
     timeout_between_iterations = 100
 

diff --git a/monkey/infection_monkey/example.conf b/monkey/infection_monkey/example.conf
@@ -56,7 +56,6 @@
   "smb_service_name": "InfectionMonkey",
   "retry_failed_explotation": true,
   "self_delete_in_cleanup": true,
-  "singleton_mutex_name": "{2384ec59-0df8-4ab9-918c-843740924a28}",
   "skip_exploit_if_file_exist": false,
   "exploit_user_list": [],
   "exploit_password_list": [],

diff --git a/monkey/infection_monkey/system_singleton.py b/monkey/infection_monkey/system_singleton.py
@@ -3,11 +3,12 @@
 import sys
 from abc import ABCMeta, abstractmethod
 
-from infection_monkey.config import WormConfiguration
-
 logger = logging.getLogger(__name__)
 
 
+SINGLETON_MUTEX_NAME = "{2384ec59-0df8-4ab9-918c-843740924a28}"
+
+
 class _SystemSingleton(object, metaclass=ABCMeta):
     @abstractmethod
     def try_lock(self):
@@ -20,7 +21,7 @@ def unlock(self):
 
 class WindowsSystemSingleton(_SystemSingleton):
     def __init__(self):
-        self._mutex_name = r"Global\%s" % (WormConfiguration.singleton_mutex_name,)
+        self._mutex_name = r"Global\%s" % (SINGLETON_MUTEX_NAME,)
         self._mutex_handle = None
 
     def try_lock(self):
@@ -55,7 +56,7 @@ def unlock(self):
 
 class LinuxSystemSingleton(_SystemSingleton):
     def __init__(self):
-        self._unix_sock_name = str(WormConfiguration.singleton_mutex_name)
+        self._unix_sock_name = str(SINGLETON_MUTEX_NAME)
         self._sock_handle = None
 
     def try_lock(self):

diff --git a/monkey/monkey_island/cc/services/config_schema/internal.py b/monkey/monkey_island/cc/services/config_schema/internal.py
@@ -8,13 +8,6 @@
             "title": "General",
             "type": "object",
             "properties": {
-                "singleton_mutex_name": {
-                    "title": "Singleton mutex name",
-                    "type": "string",
-                    "default": "{2384ec59-0df8-4ab9-918c-843740924a28}",
-                    "description": "The name of the mutex used to determine whether the monkey is "
-                    "already running",
-                },
                 "keep_tunnel_open_time": {
                     "title": "Keep tunnel open time",
                     "type": "integer",

diff --git a/monkey/tests/data_for_tests/monkey_configs/monkey_config_standard.json b/monkey/tests/data_for_tests/monkey_configs/monkey_config_standard.json
@@ -44,7 +44,6 @@
     },
     "internal": {
       "general": {
-        "singleton_mutex_name": "{2384ec59-0df8-4ab9-918c-843740924a28}",
         "keep_tunnel_open_time": 60,
         "monkey_dir_name": "monkey_dir",
         "started_on_island": false