[MetricsServerExporter] Enhance probes (#1036)

stable/metrics-server-exporter/Chart.yaml

@@ -1,14 +1,12 @@
 apiVersion: v1
 appVersion: ">=2.0.0"
-version: 0.8.0
+version: 0.9.0
 description: K8s metrics exporter in prometheus format
 name: metrics-server-exporter
 home: https://iguazio.com
 icon: https://www.iguazio.com/wp-content/uploads/2019/10/Iguazio-Logo.png
 sources:
  - https://github.com/iguazio/zapp/
 maintainers:
- - name: odedm
- email: [email protected]
- - name: sahare
- email: [email protected]
+ - name: Iguazio
+ email: [email protected]

stable/metrics-server-exporter/templates/metrics-server-exporter-deployment.yaml

@@ -31,18 +31,28 @@ spec:
  image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
  imagePullPolicy: {{ .Values.image.pullPolicy }}
  command: ["metricsserverexporter"]
- args: 
+ args:
  - --log-level={{ .Values.container.logLevel }}
  - --namespace={{ .Release.Namespace }}
  - --listen-addr=:{{ .Values.container.port }}
  - --handle-gpu-metrics={{ .Values.container.handleGPUMetrics }}
  ports:
- - containerPort: {{ .Values.container.port }} 
+ - containerPort: {{ .Values.container.port }}
  protocol: {{ .Values.container.protocol }}
+ startupProbe:
+ failureThreshold: {{ .Values.startupProbe.failureThreshold }}
+ httpGet:
+ path: {{ .Values.container.healthzPath }}
+ port: {{ .Values.container.port }}
+ scheme: {{ .Values.container.scheme }}
+ initialDelaySeconds: {{ .Values.startupProbe.initialDelaySeconds }}
+ periodSeconds: {{ .Values.startupProbe.periodSeconds }}
+ successThreshold: {{ .Values.startupProbe.successThreshold }}
+ timeoutSeconds: {{ .Values.startupProbe.timeoutSeconds }}
  livenessProbe:
  failureThreshold: {{ .Values.livenessProbe.failureThreshold }}
  httpGet:
- path: {{ .Values.container.path }}
+ path: {{ .Values.container.healthzPath }}
  port: {{ .Values.container.port }}
  scheme: {{ .Values.container.scheme }}
  initialDelaySeconds: {{ .Values.livenessProbe.initialDelaySeconds }}
@@ -52,7 +62,7 @@ spec:
  readinessProbe:
  failureThreshold: {{ .Values.readinessProbe.failureThreshold }}
  httpGet:
- path: {{ .Values.container.path }}
+ path: {{ .Values.container.healthzPath }}
  port: {{ .Values.container.port }}
  scheme: {{ .Values.container.scheme }}
  initialDelaySeconds: {{ .Values.readinessProbe.initialDelaySeconds }}

stable/metrics-server-exporter/values.yaml

@@ -1,13 +1,14 @@
 image:
- repository: iguaziodocker/metrics-server-exporter
- tag: 0.1.3
+ repository: gcr.io/iguazio/metrics-server-exporter
+ tag: unstable
  pullPolicy: IfNotPresent
 
 container:
  port: 8000
  protocol: TCP
  scheme: HTTP
  path: /metrics
+ healthzPath: /healthz
 
  logLevel: info
 
@@ -18,30 +19,36 @@ service:
  protocol: TCP
 
 livenessProbe:
- failureThreshold: 3
- initialDelaySeconds: 30
- periodSeconds: 10
+ failureThreshold: 30
+ periodSeconds: 30
  successThreshold: 1
- timeoutSeconds: 30
+ timeoutSeconds: 60
 
 readinessProbe:
  failureThreshold: 3
- initialDelaySeconds: 5
- periodSeconds: 10
+ periodSeconds: 45
+ successThreshold: 1
+ timeoutSeconds: 30
+
+startupProbe:
+ failureThreshold: 10
+ periodSeconds: 15
  successThreshold: 1
  timeoutSeconds: 10
 
+## Deployment resources
 resources: {}
- # We usually recommend not to specify default resources and to leave this as a conscious
- # choice for the user. This also increases chances charts run on environments with little
- # resources, such as Minikube. If you do want to specify resources, uncomment the following
- # lines, adjust them as necessary, and remove the curly braces after 'resources:'.
- # limits:
- # cpu: 100m
- # memory: 150Mi
- # requests:
- # cpu: 100m
- # memory: 150Mi
+
+# We usually recommend not to specify default resources and to leave this as a conscious
+# choice for the user. This also increases chances charts run on environments with little
+# resources, such as Minikube. If you do want to specify resources, uncomment the following
+# lines, adjust them as necessary, and remove the curly braces after 'resources:'.
+# limits:
+# cpu: 100m
+# memory: 150Mi
+# requests:
+# cpu: 100m
+# memory: 150Mi
 
 ## Node labels for pod assignment
 ## Ref: https://kubernetes.io/docs/user-guide/node-selection/