add ci files

gitlab/ci/.gitlab-ci.yml

@@ -0,0 +1,57 @@
+image: docker:latest
+
+services:
+  - docker:dind
+
+stages:
+- build_test_release
+- deploy_staging
+- deploy_prod
+
+variables:
+  CONTAINER_TEST_IMAGE: gregbkr/flask_test
+  CONTAINER_RELEASE_IMAGE: gregbkr/flask
+
+before_script:
+  - docker login -u gregbkr -p Geneva2017$
+
+build_test_release:
+  stage: build_test_release
+  script:
+    - docker build --pull -t $CONTAINER_TEST_IMAGE flask/src
+    - docker push $CONTAINER_TEST_IMAGE
+    - docker run --name=flask -d -p 5000:5000 $CONTAINER_TEST_IMAGE
+    - docker run -i --rm --link=flask:flask pstauffer/curl sh < flask/src/test.sh
+    - docker rm -f -v flask
+    - docker pull $CONTAINER_TEST_IMAGE
+    - docker tag $CONTAINER_TEST_IMAGE $CONTAINER_RELEASE_IMAGE
+    - docker push $CONTAINER_RELEASE_IMAGE
+
+deploy_staging:
+  stage: deploy_staging
+  script:
+    - cd /usr/local/bin
+    - curl -O https://storage.googleapis.com/kubernetes-release/release/v1.5.1/bin/linux/amd64/kubectl
+    - chmod +x kubectl
+    - cd /builds/root/k8-ci
+    - kubectl config set-cluster kargo --server=https://159.100.252.54:8443 --certificate-authority=kubectl/ca.pem
+    - kubectl config set-credentials kadmin --certificate-authority=kubectl/ca.pem --client-key=kubectl/admin-node1-key.pem --client-certificate=kubectl/admin-node1.pem  
+    - kubectl config set-context kargo --cluster=kargo --user=kadmin
+    - kubectl config use-context kargo
+    - kubectl delete -f flask/flask-deployment.yaml
+    - kubectl apply -f flask/flask-deployment.yaml
+
+deploy_prod:
+  stage: deploy_prod
+  when: manual
+  script:
+    - cd /usr/local/bin
+    - curl -O https://storage.googleapis.com/kubernetes-release/release/v1.5.1/bin/linux/amd64/kubectl
+    - chmod +x kubectl
+    - cd /builds/root/k8-ci
+    - kubectl config set-cluster kargo --server=https://159.100.252.54:8443 --certificate-authority=kubectl/ca.pem
+    - kubectl config set-credentials kadmin --certificate-authority=kubectl/ca.pem --client-key=kubectl/admin-node1-key.pem --client-certificate=kubectl/admin-node1.pem
+    - kubectl config set-context kargo --cluster=kargo --user=kadmin
+    - kubectl config use-context kargo
+    - kubectl delete -f flask/flask-deployment.yaml
+    - kubectl apply -f flask/flask-deployment.yaml

gitlab/ci/flask/flask-deployment.yaml

@@ -0,0 +1,17 @@
+apiVersion: extensions/v1beta1
+kind: Deployment
+metadata:
+  name: flask
+spec:
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: flask
+    spec:
+      containers:
+      - name: flask
+        image: gregbkr/flask
+        imagePullPolicy: Always
+        ports:
+        - containerPort: 5000

gitlab/ci/flask/flask-service.yaml

@@ -0,0 +1,15 @@
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: flask
+  #namespace: default
+  labels:
+    app: flask
+spec:
+  type: NodePort
+  ports:
+    - port: 5000
+      nodePort: 30555
+  selector:
+    app: flask

gitlab/ci/flask/src/Dockerfile

@@ -0,0 +1,6 @@
+FROM python:2.7
+ADD . /code
+WORKDIR /code
+RUN pip install -r requirements.txt
+ENTRYPOINT ["python"]
+CMD ["app.py"]

gitlab/ci/flask/src/app.py

@@ -0,0 +1,10 @@
+from flask import Flask
+
+app = Flask(__name__)
+
+@app.route("/")
+def hello_world():
+    return "Hello World 1!"
+
+if __name__ == "__main__":
+    app.run(debug=True,host='0.0.0.0')

gitlab/ci/flask/src/requirements.txt

@@ -0,0 +1,2 @@
+flask
+redis

gitlab/ci/flask/src/test.sh

@@ -0,0 +1,8 @@
+sleep 5
+if curl flask:5000 | grep 'Hello World'; then
+  echo "Tests passed!"
+  exit 0
+else
+  echo "Tests failed!"
+  exit 1
+fi