Allow manifest, task fifo and done fifo to be prefixed so we can debu…

…g multiple services at the same time.

assemblyline_service_client/task_handler.py

@@ -33,8 +33,7 @@
 DEFAULT_API_KEY = 'ThisIsARandomAuthKey...ChangeMe!'
 SUPPORTED_API = 'v1'
 TASK_REQUEST_TIMEOUT = int(os.environ.get('TASK_REQUEST_TIMEOUT', 30))
-TASK_FIFO_PATH = "/tmp/task.fifo"
-DONE_FIFO_PATH = "/tmp/done.fifo"
+
 
 # The number of tasks a service will complete before stopping, letting the environment start a new container.
 # By default there is no limit, but this lets the orchestration environment set one
@@ -50,12 +49,14 @@ def __init__(self, shutdown_timeout=SHUTDOWN_SECONDS_LIMIT, api_host=None, api_k
                  container_id=None, register_only=False, container_mode=False):
         super().__init__('assemblyline.service.task_handler', shutdown_timeout=shutdown_timeout)
 
-        self.service_manifest_yml = os.path.join(tempfile.gettempdir(), 'service_manifest.yml')
+        self.service_manifest_yml = f"/tmp/{os.environ.get('RUNTIME_PREFIX', 'service')}_manifest.yml"
 
         self.status = None
         self.register_only = register_only
         self.container_mode = container_mode
         self.wait_start = None
+        self.task_fifo_path = f"/tmp/{os.environ.get('RUNTIME_PREFIX', 'service')}_task.fifo"
+        self.done_fifo_path = f"/tmp/{os.environ.get('RUNTIME_PREFIX', 'service')}_done.fifo"
         self.task_fifo = None
         self.done_fifo = None
         self.tasks_processed = 0
@@ -157,11 +158,10 @@ def update_service_manifest(self, data):
                 yaml.safe_dump(self.service_manifest_data, yml_fh)
 
     # noinspection PyBroadException
-    @staticmethod
-    def cleanup_working_directory(folder_path):
+    def cleanup_working_directory(self, folder_path):
         for file in os.listdir(folder_path):
             file_path = os.path.join(folder_path, file)
-            if file_path != TASK_FIFO_PATH or file_path != DONE_FIFO_PATH:
+            if file_path != self.task_fifo_path or file_path != self.done_fifo_path:
                 try:
                     if os.path.isfile(file_path):
                         os.unlink(file_path)
@@ -287,19 +287,19 @@ def try_run(self):
     def connect_pipes(self):
         # Start task receiving fifo
         self.log.info('Waiting for receive task named pipe to be ready...')
-        while not os.path.exists(TASK_FIFO_PATH):
+        while not os.path.exists(self.task_fifo_path):
             if not self.running:
                 return
             time.sleep(1)
-        self.task_fifo = open(TASK_FIFO_PATH, "w")
+        self.task_fifo = open(self.task_fifo_path, "w")
 
         # Start task completing fifo
         self.log.info('Waiting for complete task named pipe to be ready...')
-        while not os.path.exists(DONE_FIFO_PATH):
+        while not os.path.exists(self.done_fifo_path):
             if not self.running:
                 return
             time.sleep(1)
-        self.done_fifo = open(DONE_FIFO_PATH, "r")
+        self.done_fifo = open(self.done_fifo_path, "r")
 
     def initialize_service(self):
         self.status = STATUSES.INITIALIZING