Merge pull request #166 from MediaMarktSaturn/knabben-addstartupprobe

feat(application): add startupProbe for container, and sidecars. Adju…

Author: heubeck

chart-tests/application/ci/test-image-lifecycle-values.yaml

@@ -17,6 +17,9 @@ lifecycle:
   preStop:
     exec:
       command: ["/bin/sh", "-c", "echo exiting"]
+startupProbe:
+  enabled: true
+  cmd: ['ls']
 livenessProbe:
   cmd: ['ls']
 readinessProbe:

chart-tests/application/ci/test-sidecar-values.yaml

@@ -18,6 +18,10 @@ sidecars:
     env:
       ECHO_VALUE: yehaaa
       QUARKUS_HTTP_PORT: 9090
+    startupProbe:
+      enabled: true
+      path: /.well-known/live
+      port: 9090
     livenessProbe:
       path: /.well-known/live
       port: 9090
@@ -39,6 +43,10 @@ sidecars:
     env:
       ECHO_VALUE: wohooo
       QUARKUS_HTTP_PORT: 7070
+    startupProbe:
+      enabled: true
+      path: /.well-known/live
+      port: 7070
     livenessProbe:
       path: /.well-known/live
       port: 7070

chart-tests/application/ci/test-liveness-readiness-with-cmd.yaml chart-tests/application/ci/test-startup-liveness-readiness-with-cmd.yaml

@@ -1,3 +1,7 @@
+startupProbe:
+  enabled: true
+  cmd: ['curl', '-f', 'http://localhost:8080/.well-known/live']
+
 livenessProbe:
   cmd: ['curl', '-f', 'http://localhost:8080/.well-known/live']
 

chart-tests/application/ci/test-statefulset-sidecar-values.yaml

@@ -21,6 +21,10 @@ sidecars:
     env:
       ECHO_VALUE: yehaaa
       QUARKUS_HTTP_PORT: 9090
+    startupProbe:
+      enabled: true
+      path: /.well-known/live
+      port: 9090
     livenessProbe:
       path: /.well-known/live
       port: 9090
@@ -38,6 +42,10 @@ sidecars:
     env:
       ECHO_VALUE: wohooo
       QUARKUS_HTTP_PORT: 7070
+    startupProbe:
+      enabled: true
+      path: /.well-known/live
+      port: 7070
     livenessProbe:
       path: /.well-known/live
       port: 7070

charts/application/Chart.yaml

@@ -7,4 +7,4 @@ maintainers:
   - name: MediaMarktSaturn
     url: https://github.com/MediaMarktSaturn
 appVersion: 1.0.0
-version: 1.28.0
+version: 1.29.0

charts/application/templates/_podTemplate.tpl

@@ -169,6 +169,24 @@ spec:
           mountPath: {{ .mountPath }}
         {{- end }}
         {{- end }}
+      {{- if $s.startupProbe }}
+      startupProbe:
+        {{- if $s.startupProbe.cmd }}
+        exec:
+          command:
+          {{- range $s.startupProbe.cmd }}
+            - {{ . | quote }}
+          {{- end }}
+        {{ else }}
+        httpGet:
+          path: {{ $s.startupProbe.path }}
+          port: {{ $s.startupProbe.port }}
+        {{- end }}
+        initialDelaySeconds: {{ $.Values.startupProbe.initialDelaySeconds }}
+        periodSeconds: {{ $.Values.startupProbe.periodSeconds }}
+        failureThreshold: {{ $.Values.startupProbe.failureThreshold }}
+        timeoutSeconds: {{ $.Values.startupProbe.timeoutSeconds }}
+      {{- end }}
       {{- if $s.livenessProbe }}
       livenessProbe:
         {{- if $s.livenessProbe.cmd }}
@@ -273,6 +291,24 @@ spec:
           containerPort: {{ $ap.containerPort }}
           protocol: {{ $ap.protocol }}
         {{- end }}
+      {{- if .Values.startupProbe.enabled }}
+      startupProbe:
+        {{- if .Values.startupProbe.cmd }}
+        exec:
+          command:
+          {{- range .Values.startupProbe.cmd }}
+            - {{ . | quote }}
+          {{- end }}
+        {{ else }}
+        httpGet:
+          path: {{ .Values.startupProbe.path }}
+          port: {{ .Values.container.port }}
+        {{- end }}
+        initialDelaySeconds: {{ .Values.startupProbe.initialDelaySeconds }}
+        periodSeconds: {{ .Values.startupProbe.periodSeconds }}
+        failureThreshold: {{ .Values.startupProbe.failureThreshold }}
+        timeoutSeconds: {{ .Values.startupProbe.timeoutSeconds }}
+      {{- end }}
       {{- if .Values.livenessProbe.enabled }}
       livenessProbe:
         {{- if .Values.livenessProbe.cmd }}

charts/application/values.yaml

@@ -22,6 +22,23 @@ autoscaling:
     cpu: 80
     # memory: 80
 
+# Check if the container is started
+startupProbe:
+  # Allows to disable the startup probe
+  enabled: false
+  path: /.well-known/live
+  # Use a command to check startup from inside the container, for example ['curl', '-f', 'http://localhost/health/ready'].
+  # This will take precedence over the given `path` value, if provided.
+  cmd: []
+  # Number of seconds after the container has started before liveness or readiness probes are initiated.
+  initialDelaySeconds: 10
+  # How often (in seconds) to perform the probe.
+  periodSeconds: 10
+  # When a probe fails, Kubernetes will try failureThreshold times before giving up.
+  failureThreshold: 3
+  # Number of seconds after which the probe times out.
+  timeoutSeconds: 5
+
 # Check if the container is running
 livenessProbe:
   # Allows to disable the liveness probe