Merge pull request #477 from reasonerjt/db-init-img-configurable-1.2

Make the image of the init container for database configurable - cherry pick to 1.2

Author: ywk253100

README.md

@@ -253,10 +253,12 @@ The following table lists the configurable parameters of the Harbor chart and th
 | `notary.affinity`                                                           | Node/Pod affinities                                                                                                                                                                                                                                                                                                                             | `{}`                            |
 | `notary.podAnnotations`                                                     | Annotations to add to the notary pod                                                                                                                                                                                                                                                                                                            | `{}`                            |
 | `notary.secretName`                                                         | Fill the name of a kubernetes secret if you want to use your own TLS certificate authority, certificate and private key for notary communications. The secret must contain keys named `tls.ca`, `tls.crt` and `tls.key` that contain the CA, certificate and private key. They will be generated if not set.                                    |                                 |
-| **Database**                                                                |
-| `database.type`                                                             | If external database is used, set it to `external`                                                                                                                                                                                                                                                                                              | `internal`                      |
-| `database.internal.image.repository`                                        | Repository for database image                                                                                                                                                                                                                                                                                                                   | `goharbor/harbor-db`            |
-| `database.internal.image.tag`                                               | Tag for database image                                                                                                                                                                                                                                                                                                                          | `dev`                           |
+| **Database** |
+| `database.type` | If external database is used, set it to `external` | `internal` |
+| `database.internal.image.repository` | Repository for database image | `goharbor/harbor-db` |
+| `database.internal.image.tag` | Tag for database image | `dev` |
+| `database.internal.initContainerImage.repository` | Repository for the init container image | `busybox` |
+| `database.internal.initContainerImage.tag` | Tag for the init container image | `latest` |
 | `database.internal.password`                                                | The password for database                                                                                                                                                                                                                                                                                                                       | `changeit`                      |
 | `database.internal.resources`                                               | The [resources] to allocate for container                                                                                                                                                                                                                                                                                                       | undefined                       |
 | `database.internal.nodeSelector`                                            | Node labels for pod assignment                                                                                                                                                                                                                                                                                                                  | `{}`                            |

templates/database/database-ss.yaml

@@ -31,7 +31,7 @@ spec:
       {{- end }}
       initContainers:
       - name: "change-permission-of-directory"
-        image: "busybox:latest"
+        image: {{ .Values.database.internal.initContainerImage.repository }}:{{ .Values.database.internal.initContainerImage.tag }}
         imagePullPolicy: {{ .Values.imagePullPolicy }}
         command: ["/bin/sh"]
         args: ["-c", "chown -R 999:999 /var/lib/postgresql/data"]

values.yaml

@@ -472,6 +472,10 @@ database:
     image:
       repository: goharbor/harbor-db
       tag: v1.9.4-dev
+    # the image used by the init container
+    initContainerImage:
+      repository: busybox
+      tag: latest
     # The initial superuser password for internal database
     password: "changeit"
     # resources: