Add stage deployment playbooks & watch_deployment

Author: Jody McIntyre

deployment/playbook_stage.yml

@@ -0,0 +1,8 @@
+- hosts: localhost
+  gather_facts: False
+  vars:
+    cluster: imageserver-stage
+    zone: us-central1-a
+  roles:
+    - common
+    - update

deployment/roles/common/tasks/main.yml

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+- name: Get credentials for cluster
+  local_action: command gcloud container clusters get-credentials {{ cluster }} --zone {{ zone }}

deployment/roles/update/tasks/main.yml

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+- name: Determine current sha1 to deploy
+  local_action: command git rev-parse HEAD
+  register: sha1
+- set_fact: sha1_to_deploy="{{ sha1.stdout }}"
+- debug: msg="Deploying rev {{ sha1_to_deploy }}"
+
+- name: Ensure image exists
+  local_action: shell gcloud container images list-tags gcr.io/jody-imageserver-test/imageserver |grep -q {{ sha1_to_deploy }}
+
+- name: Rollout new image
+  local_action: command kubectl set image deployments/imageserver imageserver-app=gcr.io/jody-imageserver-test/imageserver:{{ sha1_to_deploy }}

deployment/tools/watch_deployment

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+#!/bin/bash
+
+kubectl rollout status deployments/imageserver