add ability to configure init containers in helm chart (#712)

* add ability to configure init containers in helm chart

* update chart version and changelog

---------

Co-authored-by: Jörg Zimmermann <101292599+ekneg54@users.noreply.github.com>

CHANGELOG.md

@@ -8,6 +8,9 @@
 * fix `delimiter` typo in `StringSplitterRule` configuration
 
 ### Features
+
+* configuration of `initContainers` in logprep helm chart is now possible 
+
 ### Improvements
 
 * fix `requester` documentation

charts/logprep/Chart.yaml

@@ -6,7 +6,7 @@ type: application
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: "14.0.1"
+version: "14.1.0"
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to

charts/logprep/templates/deployment.yaml

@@ -27,6 +27,10 @@ spec:
         {{- if .Values.secrets.imagePullSecret }}
         - name: {{ .Values.secrets.imagePullSecret.name }}
         {{- end }}
+      {{- if .Values.initContainers }}
+      initContainers:
+      {{- toYaml .Values.initContainers | nindent 8 }}
+      {{- end }}
       containers:
         - name: logprep
           {{- if .Values.containerSecurityContext.enabled }}

tests/unit/charts/test_deployment.py

@@ -98,6 +98,18 @@ def test_add_security_context(self):
         security_context = self.deployment["spec.template.spec.containers.0.securityContext"]
         assert security_context["allowPriviledgeEscalation"] == "false"
 
+    def test_init_containers(self):
+        self.manifests = self.render_chart(
+            "logprep",
+            {
+                "initContainers": {"name": "test-init"},
+            },
+        )
+
+        assert self.deployment["spec.template.spec.initContainers"]
+        init_container = self.deployment["spec.template.spec.initContainers"]
+        assert init_container["name"] == "test-init"
+
     def test_resources(self):
         assert self.deployment["spec.template.spec.containers.0.resources"]
         resources = self.deployment["spec.template.spec.containers.0.resources"]