Make jobs' refresh interval configurable

Author: Anze

.env.example

@@ -1,2 +1,3 @@
 BACKEND_URL=https://grafolean.com/api
 BOT_TOKEN=
+JOBS_REFRESH_INTERVAL=120

collector.py

@@ -156,11 +156,12 @@ def run_job(job, jobstore_alias, run_times, logger_name):
 
 
 class Collector(object):
-    __slots__ = 'backend_url', 'bot_token', 'scheduler', 'known_jobs'
+    __slots__ = 'backend_url', 'bot_token', 'scheduler', 'known_jobs', 'jobs_refresh_interval'
 
-    def __init__(self, backend_url, bot_token):
+    def __init__(self, backend_url, bot_token, jobs_refresh_interval):
         self.backend_url = backend_url
         self.bot_token = bot_token
+        self.jobs_refresh_interval = jobs_refresh_interval
         self.known_jobs = {}
 
     @abstractmethod
@@ -278,7 +279,7 @@ def execute(self):
                     self.refresh_jobs()
                 except:
                     logging.exception("Error refreshing jobs.")
-                time.sleep(120)
+                time.sleep(self.jobs_refresh_interval)
 
         except KeyboardInterrupt:
             logging.info("Got exit signal, exiting.")

snmpcollector.py

@@ -209,6 +209,7 @@ def jobs(self):
     bot_token = os.environ.get('BOT_TOKEN')
     if not backend_url or not bot_token:
         raise Exception("Please specify BACKEND_URL and BOT_TOKEN env vars.")
+    jobs_refresh_interval = int(os.environ.get('JOBS_REFRESH_INTERVAL', 120))
 
-    c = SNMPCollector(backend_url, bot_token)
+    c = SNMPCollector(backend_url, bot_token, jobs_refresh_interval)
     c.execute()