add support for container lifecycle hooks and bump version (#73)

* add support for container lifecycle hooks and bump version

* bump minor version

Author: thoth-ky

standard-app/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 name: standard-app
 description: A Helm chart library by Cloudkite
 type: application
-version: 1.2.1
+version: 1.3.0
 maintainters:
   - email: [email protected]
     name: cloudkite

standard-app/example.values.yaml

@@ -198,6 +198,10 @@ apps:
         env:
           CONTAINER_ENV1: asd
           CONTAINER_ENV2: qwe
+        lifecycle:
+          preStop:
+            exec:
+              command: ["/bin/sh", "-c", "echo PreStop Hook Executed"]
       example-container-2:
         image: us-central1-docker.pkg.dev/cloudkite-infra-ops/cloudkite-docker-images/app-1
         tag: tag-1

standard-app/templates/workloads/_container.tpl

@@ -79,6 +79,12 @@ Required dict keys:
       {{- toYaml . | nindent 4 }}
     {{- end }}
   {{- end }}
+  {{- if or (hasKey .container "lifecycle") (hasKey $app "lifecycle") }}
+  lifecycle:
+    {{- with or (index .container "lifecycle") (index $app "lifecycle") }}
+      {{- toYaml . | nindent 4 }}
+    {{- end }}
+  {{- end }}
   {{- if or (hasKey .container "volumes") (hasKey $app "volumes") }}
   volumeMounts:
     {{- $volumes := (hasKey .container "volumes" | ternary (index .container "volumes") (index $app "volumes")) }}

standard-app/templates/workloads/deployment.yaml

@@ -62,6 +62,9 @@ spec:
       {{- if $appConfig.serviceAccount }}
       serviceAccountName: {{ $appConfig.serviceAccount }}
       {{- end }}
+      {{- if $appConfig.terminationGracePeriodSeconds }}
+      terminationGracePeriodSeconds: {{ $appConfig.terminationGracePeriodSeconds }}
+      {{- end }}
       {{- if $appConfig.initContainers }}
       initContainers:
         {{- range $initContainerName, $initContainerConfig  := $appConfig.initContainers }}