Add livenessPath config to airflow web deployment (#14575)

Signed-off-by: Kevin Pullin <kevin.pullin@gmail.com>

stable/airflow/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v1
 description: Airflow is a platform to programmatically author, schedule and monitor workflows
 name: airflow
-version: 2.8.7
+version: 2.8.8
 appVersion: 1.10.2
 icon: https://airflow.apache.org/_images/pin_large.png
 home: https://airflow.apache.org/

stable/airflow/README.md

@@ -351,6 +351,7 @@ The following table lists the configurable parameters of the Airflow chart and t
 | `ingress.web.host`                       | hostname for the webserver ui                           | ""                        |
 | `ingress.web.path`                       | path of the werbserver ui (read `values.yaml`)          | ``                        |
 | `ingress.web.annotations`                | annotations for the web ui ingress                      | `{}`                      |
+| `ingress.web.livenessPath`               | path to the web liveness probe                          | `{{ ingress.web.path }}/health` |
 | `ingress.web.tls.enabled`                | enables TLS termination at the ingress                  | `false`                   |
 | `ingress.web.tls.secretName`             | name of the secret containing the TLS certificate & key | ``                        |
 | `ingress.flower.host`                    | hostname for the flower ui                              | ""                        |

stable/airflow/templates/deployments-web.yaml

@@ -141,7 +141,11 @@ spec:
           {{- end }}
           livenessProbe:
             httpGet:
+              {{- if .Values.ingress.web.livenessPath }}
+              path: "{{ .Values.ingress.web.livenessPath }}"
+              {{- else }}
               path: "{{ .Values.ingress.web.path }}/health"
+              {{- end }}
               port: web
             ## Keep 6 minutes the delay to allow clean wait of postgres and redis containers
             initialDelaySeconds: {{ .Values.web.initialDelaySeconds }}

stable/airflow/values.yaml

@@ -286,6 +286,10 @@ ingress:
       ## Example for Traefik:
       # traefik.frontend.rule.type: PathPrefix
       # kubernetes.io/ingress.class: traefik
+    ##
+    ## Configure the web liveness path.
+    ## Defaults to the templated value `{{ ingress.web.path }}/health`
+    livenessPath:
     tls:
       ## Set to "true" to enable TLS termination at the ingress
       enabled: false