Instructions to run kaniko using kubectl and STDIN

Example on README of how to run kaniko using kubectl and standard input

README.md

@@ -192,6 +192,48 @@ echo -e 'FROM alpine \nRUN echo "created from standard input"' > Dockerfile | ta
  --destination=<gcr.io/$project/$image:$tag>
 ```
 
+Complete example of how to interactively run kaniko with `.tar.gz` Standard Input data, using Kubernetes command line with a temporary container and completely dockerless:
+```shell
+echo -e 'FROM alpine \nRUN echo "created from standard input"' > Dockerfile | tar -cf - Dockerfile | gzip -9 | kubectl run kaniko \
+--rm --stdin=true \
+--image=gcr.io/kaniko-project/executor:latest --restart=Never \
+--overrides='{ 
+ "apiVersion": "v1",
+ "spec": {
+ "containers": [
+ {
+ "name": "kaniko",
+ "image": "gcr.io/kaniko-project/executor:latest",
+ "stdin": true,
+ "stdinOnce": true,
+ "args": [
+ "--dockerfile=Dockerfile",
+ "--context=tar://stdin",
+ "--destination=gcr.io/my-repo/my-image" ],
+ "volumeMounts": [
+ { 
+ "name": "cabundle",
+ "mountPath": "/kaniko/ssl/certs/"
+ },
+ { 
+ "name": "docker-config", 
+ "mountPath": "/kaniko/.docker/"
+ }]
+ }],
+ "volumes": [
+ {
+ "name": "cabundle",
+ "configMap": {
+ "name": "cabundle"}},
+ { 
+ "name": "docker-config",
+ "configMap": { 
+ "name": "docker-config" }}
+ ]
+ }
+}'
+```
+
 ### Running kaniko
 
 There are several different ways to deploy and run kaniko: