[jenkins] Add option to configure defaultMode for reference content (#36)

Signed-off-by: Reinhard Nägele <[email protected]>

Author: unguiculus

charts/jenkins/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v1
 name: jenkins
 description: The leading open source automation server
-version: 1.2.0
+version: 1.3.0
 appVersion: 2.164.3
 home: https://jenkins.io/
 icon: https://wiki.jenkins-ci.org/download/attachments/2916393/logo.png

charts/jenkins/README.md

@@ -160,6 +160,18 @@ referenceContent:
 
 The example above will create `/var/jenkins_home/foo.txt` and `/var/jenkins_home/bar/baz.txt`.
 
+For adding custom scripts that should be executable, the `defaultMode` can be set on the volume:
+
+```yaml
+referenceContent:
+  - relativeDir: my-scripts
+    defaultMode: 0555
+    data:
+      - fileName: foo.sh
+        fileContent: |
+          echo foo
+```
+
 #### Plugins
 
 Reference content may be used to configure plugins to be installed with the [mechanism](https://github.com/jenkinsci/docker/blob/master/README.md#preinstalling-plugins) that comes with the Jenkins Docker image.

charts/jenkins/templates/deployment.yaml

@@ -146,6 +146,9 @@ spec:
         - name: {{ include "jenkins.configmapSuffix" . }}
           configMap:
             name: {{ include "jenkins.fullname" $ }}-{{ include "jenkins.configmapSuffix" . }}
+          {{- with .defaultMode }}
+            defaultMode: {{ . }}
+          {{- end }}
       {{- end }}
       {{- with .Values.extraVolumes }}
         {{- tpl . $ | nindent 8 }}