handle multi worker

run.py

@@ -351,11 +351,41 @@ async def launch_monthly_job():
         await create_job(repo.name, repo.url)
 
 
+async def ensure_workers_count():
+    if Worker.select().count() < app.config.WORKER_COUNT:
+        for _ in range(app.config.WORKER_COUNT - Worker.select().count()):
+            Worker.create(state="available")
+    elif Worker.select().count() > app.config.WORKER_COUNT:
+        workers_to_remove = Worker.select().count() - app.config.WORKER_COUNT
+        workers = Worker.select().where(Worker.state == "available")
+        for worker in workers:
+            if workers_to_remove == 0:
+                break
+            worker.delete_instance()
+            workers_to_remove -= 1
+
+        jobs_to_stop = workers_to_remove
+        for job_id in jobs_in_memory_state:
+            if jobs_to_stop == 0:
+                break
+            await stop_job(job_id)
+            jobs_to_stop -= 1
+            job = Job.select().where(Job.id == job_id)[0]
+            job.state = "scheduled"
+            job.log = ""
+            job.save()
+
+        workers = Worker.select().where(Worker.state == "available")
+        for worker in workers:
+            if workers_to_remove == 0:
+                break
+            worker.delete_instance()
+            workers_to_remove -= 1
+
+
 @always_relaunch(sleep=3)
 async def jobs_dispatcher():
-    if Worker.select().count() == 0:
-        for i in range(1):
-            Worker.create(state="available")
+    await ensure_workers_count()
 
     workers = Worker.select().where(Worker.state == "available")
 
@@ -400,7 +430,7 @@ async def run_job(worker, job):
     task_logger.info(f"Starting job '{job.name}' #{job.id}...")
 
     cwd = os.path.split(path_to_analyseCI)[0]
-    arguments = f' {job.url_or_path} "{job.name}" {job.id}'
+    arguments = f' {job.url_or_path} "{job.name}" {job.id} {worker.id}'
     task_logger.info(f"Launch command: /bin/bash " + path_to_analyseCI + arguments)
     try:
         command = await asyncio.create_subprocess_shell("/bin/bash " + path_to_analyseCI + arguments,
@@ -1173,6 +1203,7 @@ def main(config="./config.py"):
         "MONITOR_GIT": False,
         "MONITOR_ONLY_GOOD_QUALITY_APPS": False,
         "MONTHLY_JOBS": False,
+        "WORKER_COUNT": 1,
     }
 
     app.config.update_config(default_config)