fix: fixes #1, fixes #1

app/main.py

@@ -10,26 +10,34 @@
 
 CONTENT_TYPE_LATEST = str('text/plain; version=0.0.4; charset=utf-8')
 
-c = Gauge('kube_csr_pending', 'List of unapproved CSR', ['name'])
+c = Gauge('kube_csr_pending', 'List of unapproved CSR',)
 
+csr_history_list = []
 app = Flask(__name__)
 
+@app.route("/healthz")
+def healtz():
+  return "OK"
+
 @app.route("/metrics")
 def metrics():
   try:
-
-
-    configuration = config.load_incluster_config() #kubernetes.client.Configuration().load_incluster_config()
-
+    pprint("Starting metrics")
+    try:
+        configuration = config.load_incluster_config()
+    except config.ConfigException:
+        try:
+            pprint(config.load_kube_config())
+            configuration = config.load_kube_config()
+        except config.ConfigException:
+            raise Exception("Could not configure kubernetes python client")
     with kubernetes.client.ApiClient(configuration) as api_client:
       api_instance = kubernetes.client.CertificatesV1beta1Api(api_client)
-
+    c.set(0)
     certificates = api_instance.list_certificate_signing_request()
     for certificate in certificates.items:
       if certificate.status.certificate is None:
-        c.labels(name=certificate.metadata.name).set(1)
-      else:
-        c.labels(name=certificate.metadata.name).set(0)
+        c.inc()
   except ApiException as e:
     print("Exception when calling CertificatesV1beta1Api->list_certificate_signing_request: %s\n" % e)
   except AttributeError: