From 952bff7e6e4806446304fb42291d11faf08620ac Mon Sep 17 00:00:00 2001
From: Alexander Samusev <41779041+alvicsam@users.noreply.github.com>
Date: Mon, 26 Jun 2023 10:39:21 +0200
Subject: [PATCH] Add initContainers and container command to common chart
 (#260)

* Add initContainers and container command to common chart

* revert autolint
---
 charts/common/Chart.yaml                |  2 +-
 charts/common/templates/deployment.yaml |  9 +++++++++
 charts/common/values.yaml               | 11 +++++++++++
 3 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/charts/common/Chart.yaml b/charts/common/Chart.yaml
index 9737d8df..67e4f26c 100644
--- a/charts/common/Chart.yaml
+++ b/charts/common/Chart.yaml
@@ -2,7 +2,7 @@ apiVersion: v2
 name: common
 description: A generic helm chart for Kubernetes
 type: application
-version: 0.6.6
+version: 0.6.7
 maintainers:
   - name: Parity
     url: https://github.com/paritytech/helm-charts
diff --git a/charts/common/templates/deployment.yaml b/charts/common/templates/deployment.yaml
index 73f826e8..ae00e491 100644
--- a/charts/common/templates/deployment.yaml
+++ b/charts/common/templates/deployment.yaml
@@ -40,12 +40,21 @@ spec:
       serviceAccountName: {{ include "common.serviceAccountName" . }}
       securityContext:
         {{- toYaml .Values.podSecurityContext | nindent 8 }}
+      {{- if .Values.initContainers}}
+      initContainers:
+        - name: {{ .Values.initContainers.name }}
+          image: {{ .Values.initContainers.image }}
+          command: {{ .Values.initContainers.command }}
+      {{- end }}
       containers:
         - name: {{ .Chart.Name }}
           securityContext:
             {{- toYaml .Values.containerSecurityContext | nindent 12 }}
           image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
           imagePullPolicy: {{ .Values.image.pullPolicy }}
+          {{- with .Values.command }}
+          command: {{- toYaml . | nindent 12 }}
+          {{- end }}
           {{- with .Values.args }}
           args: {{- toYaml . | nindent 12 }}
           {{- end }}
diff --git a/charts/common/values.yaml b/charts/common/values.yaml
index a997e7cf..83fc3aca 100644
--- a/charts/common/values.yaml
+++ b/charts/common/values.yaml
@@ -29,6 +29,10 @@ image:
 ##
 args: []
 
+## Override default container command
+##
+command: []
+
 ## Number of replicas for the pod
 ##
 replicaCount: 1
@@ -38,6 +42,13 @@ replicaCount: 1
 ##
 imagePullSecrets: []
 
+## Define init container
+## ref: https://kubernetes.io/docs/concepts/workloads/pods/init-containers/
+# initContainers:
+#   - name: init-container
+#     image: busybox:1.28
+#     command: ['sh', '-c', "sleep 30"]
+
 ## Service account for the pod to use
 ## ref: https://kubernetes.io/docs/tasks/configure-pod-container/configure-service-account/
 ##