Merge pull request #3636 from ansible/prometheus

Prometheus Metrics

Reviewed-by: https://github.com/softwarefactory-project-zuul[bot]

awx/api/metrics.py

@@ -0,0 +1,15 @@
+# Copyright (c) 2017 Ansible, Inc.
+# All Rights Reserved.
+
+from django.conf.urls import url
+
+from awx.api.views import (
+    MetricsView
+)
+
+
+urls = [
+    url(r'^$', MetricsView.as_view(), name='metrics_view'),
+]
+
+__all__ = ['urls']

awx/api/urls/urls.py

@@ -34,6 +34,8 @@ from awx.api.views import (
     OAuth2ApplicationDetail,
 )
 
+from awx.api.views.metrics import MetricsView
+
 from .organization import urls as organization_urls
 from .user import urls as user_urls
 from .project import urls as project_urls
@@ -133,6 +135,7 @@ v2_urls = [
     url(r'^applications/(?P<pk>[0-9]+)/tokens/$', ApplicationOAuth2TokenList.as_view(), name='application_o_auth2_token_list'),
     url(r'^tokens/$', OAuth2TokenList.as_view(), name='o_auth2_token_list'),
     url(r'^', include(oauth2_urls)),
+    url(r'^metrics/$', MetricsView.as_view(), name='metrics_view'),
 ]
 
 app_name = 'api'

awx/api/views/metrics.py

@@ -0,0 +1,42 @@
+# Copyright (c) 2018 Red Hat, Inc.
+# All Rights Reserved.
+
+# Python
+import logging
+
+# Django
+from django.utils.translation import ugettext_lazy as _
+
+# Django REST Framework
+from rest_framework.response import Response
+from rest_framework.renderers import JSONRenderer
+from rest_framework.exceptions import PermissionDenied
+
+
+# AWX
+# from awx.main.analytics import collectors
+from awx.main.analytics.metrics import metrics
+from awx.api import renderers
+
+from awx.api.generics import (
+    APIView,
+)
+
+
+logger = logging.getLogger('awx.main.analytics')
+
+
+class MetricsView(APIView):
+
+    view_name = _('Metrics')
+    swagger_topic = 'Metrics'
+
+    renderer_classes = [renderers.PlainTextRenderer,
+                        renderers.BrowsableAPIRenderer,
+                        JSONRenderer,]
+
+    def get(self, request, format='txt'):
+        ''' Show Metrics Details '''
+        if (request.user.is_superuser or request.user.is_system_auditor):
+            return Response(metrics().decode('UTF-8'))
+        raise PermissionDenied()

awx/api/views/root.py

@@ -104,6 +104,7 @@ class ApiVersionRootView(APIView):
             data['credential_input_sources'] = reverse('api:credential_input_source_list', request=request)
             data['applications'] = reverse('api:o_auth2_application_list', request=request)
             data['tokens'] = reverse('api:o_auth2_token_list', request=request)
+            data['metrics'] = reverse('api:metrics_view', request=request)
         data['inventory'] = reverse('api:inventory_list', request=request)
         data['inventory_scripts'] = reverse('api:inventory_script_list', request=request)
         data['inventory_sources'] = reverse('api:inventory_source_list', request=request)
@@ -278,6 +279,3 @@ class ApiV1ConfigView(APIView):
         except Exception:
             # FIX: Log
             return Response({"error": _("Failed to remove license.")}, status=status.HTTP_400_BAD_REQUEST)
-
-
-