Docs for initContainer

Resolves spring-cloud#3602
Feixu2015 · Oct 30, 2019 · 3eda69b · 3eda69b
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diff --git a/spring-cloud-dataflow-docs/src/main/asciidoc/configuration-kubernetes.adoc b/spring-cloud-dataflow-docs/src/main/asciidoc/configuration-kubernetes.adoc
@@ -269,6 +269,10 @@ These properties are also used when configuring the <<configuration-kubernetes-t
 |A custom image name to use for the StatefulSet Init Container
 |<none>
 
+|initContainer
+|An Init Container experessed in YAML format to be applied to a pod. e.g. ```{containerName: 'test', imageName: 'busybox:latest', commands: ['sh', '-c', 'echo hello']}```
+|<none>
+
 |===
 
 [[configuration-kubernetes-tasks]]

diff --git a/spring-cloud-dataflow-docs/src/main/asciidoc/getting-started-kubernetes.adoc b/spring-cloud-dataflow-docs/src/main/asciidoc/getting-started-kubernetes.adoc
@@ -901,3 +901,18 @@ data:
 
 Replacing the `statefulSetInitContainerImageName` attribute with the appropriate value for your environment.
 
+==== Init Containers
+
+When applications are deployed, a custom Init Container can be set on a per application basis.
+Refer to the https://kubernetes.io/docs/concepts/workloads/pods/init-containers/[Init Containers] section of the Kubernetes reference for more information.
+
+The following example shows how you can configure an Init Container for an application:
+
+====
+[source,options=nowrap]
+----
+deployer.<app>.kubernetes.initContainer={containerName: 'test', imageName: 'busybox:latest', commands: ['sh', '-c', 'echo hello']}
+----
+====
+
+Replace `<app>` with the name of your application and set the values of the `initContainer` attributes appropriate for your Init Container.