Refactored health checks

storage_service/app.py

@@ -3,10 +3,10 @@ import sentry_sdk
 from sentry_sdk.integrations.flask import FlaskIntegration
 from flask import Flask
 from werkzeug.middleware.proxy_fix import ProxyFix
-from healthcheck import HealthCheck
+
 
 # import stuff
-from utils import register_all_error_handlers, storage, health_database_status
+from utils import register_all_error_handlers, storage, register_health_checks
 
 # import views
 from views import ObjectView
@@ -38,8 +38,6 @@ app.wsgi_app = ProxyFix(app.wsgi_app, x_proto=1)
 # init stuff
 storage.init_app(app)
 
-health = HealthCheck()
-
 # register error handlers
 register_all_error_handlers(app)
 
@@ -58,8 +56,7 @@ tracing = FlaskTracing(initialize_tracer, True, app)
 for view in [ObjectView]:
     view.register(app, trailing_slash=False)
 
-health.add_check(health_database_status)
-app.add_url_rule("/healthz", "healthcheck", view_func=lambda: health.run())
+register_health_checks(app)
 
 # start debugging if needed
 if __name__ == "__main__":

storage_service/utils/__init__.py

@@ -2,4 +2,4 @@
 from .require_decorators import json_required
 from .error_handlers import register_all_error_handlers
 from .storage import storage
-from .healthchecks import health_database_status
+from .healthchecks import register_health_checks

storage_service/utils/healthchecks.py

@@ -1,15 +1,7 @@
 #!/usr/bin/env python3
-
 from utils import storage
-
-"""
-Healthchek functions
-"""
-
-__author__ = "@tormakris"
-__copyright__ = "Copyright 2020, Birbnetes Team"
-__module_name__ = "healthchecks"
-__version__text__ = "1"
+from healthcheck import HealthCheck
+from flask import Flask
 
 
 def health_database_status():
@@ -21,3 +13,9 @@ def health_database_status():
         output = str(e)
         is_database_working = False
     return is_database_working, output
+
+
+def register_health_checks(app: Flask):
+    health = HealthCheck()
+    health.add_check(health_database_status)
+    app.add_url_rule("/healthz", "healthcheck", view_func=lambda: health.run())