First version

Dockerfile

@@ -0,0 +1,8 @@
+FROM alpine
+RUN apk -Uuv add curl ca-certificates
+RUN curl -LO https://storage.googleapis.com/kubernetes-release/release/$(curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt)/bin/linux/amd64/kubectl
+RUN chmod +x ./kubectl
+RUN mv ./kubectl /usr/local/bin/kubectl
+ADD update.sh /bin/
+RUN chmod +x /bin/update.sh
+CMD /bin/update.sh

README.md

@@ -1,2 +1,32 @@
-# drone-kubernetes
+# Kubernetes plugin for drone.io
-A drone plugin to update a deployment on a kubernetes cluster
+
+This plugin allows to update a Kubernetes deployment.
+
+## Usage  
+
+This pipeline will update the `my-deployment` deployment with the image tagged `DRONE_COMMIT_SHA:8`
+
+    pipeline:
+        deploy:
+            image: quay.io/honestbee/drone-kubernetes
+            deployment: my-deployment
+            repo: myorg/myrepo
+            name: my-container
+            tag: ${DRONE_COMMIT_SHA:8}
+
+## Required secrets
+
+    drone secret add --image=honestbee/drone-kubernetes \
+        your-user/your-repo KUBERNETES_SERVER https://mykubernetesapiserver
+
+
+    drone secret add --image=honestbee/drone-kubernetes \
+        your-user/your-repo KUBERNETES_TOKEN eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJrdWJ...
+
+## To do 
+
+Replace the current kubectl bash script with a go implementation.
+
+### Special thanks
+
+Inspired by [drone-helm](https://github.com/ipedrazas/drone-helm).

update.sh

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+#!/bin/sh
+
+kubectl config set-credentials default --token=${KUBERNETES_TOKEN}
+kubectl config set-cluster default --server=${KUBERNETES_SERVER} --insecure-skip-tls-verify=true
+kubectl config set-context default --cluster=default --user=default
+kubectl config use-context default
+kubectl set image deployment/${PLUGIN_DEPLOYMENT} ${PLUGIN_NAME}=${PLUGIN_REPO}:${PLUGIN_TAG}
+
+#TODO : Identify a good way to identify IMAGE_NAME and PLUGIN_DEPLOY_IMAGE