Merge pull request #14 from europeana/EA-2825_setup_k8s

EA-2825: Setup K8s deployment

.gitignore

@@ -1,3 +1,11 @@
 /manifest.yml
-/.env.docker
-api-gateway.iml
+.env
+.env.*
+!.env.example
+
+#IntelliJ project files
+.idea
+*.iml
+
+# Kubernetes config properties
+*.properties.yaml

Dockerfile

@@ -1,14 +1,16 @@
 # NB: ensure the version matches that in buildpack.yml
 FROM nginx:mainline
 
-MAINTAINER Europeana Foundation <development@europeana.eu>
+LABEL Author="Europeana Foundation <development@europeana.eu>"
 
 # TODO: add a self-signed SSL certificate
 
 COPY docker/env-nginx docker/rewrite-nginx-conf /usr/sbin/
 
 COPY public /usr/share/nginx/html
-COPY mime.types nginx.conf.d /etc/nginx/
+COPY mime.types /etc/nginx/
+COPY nginx.conf.d/ /etc/nginx/nginx.conf.d/
+
 COPY nginx.conf /etc/nginx/nginx.template.conf
 
 RUN rewrite-nginx-conf

docker/env-nginx

@@ -17,4 +17,9 @@ vars='$ANNOTATION_API_HOST
 
 envsubst "${vars}" < /etc/nginx/nginx.template.conf > /etc/nginx/nginx.conf
 
-nginx
+if [ -z "$1" ]; then
+      echo "No container params. Running default nginx command"
+      nginx
+else
+      exec "$@"
+fi

k8s/cluster-ip-service.yaml

@@ -0,0 +1,11 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: api-gateway-cluster-ip-service
+spec:
+  type: ClusterIP
+  selector:
+    app: api-gateway
+  ports:
+    - port: 80
+      targetPort: 80

k8s/config.properties.yaml.template

@@ -0,0 +1,20 @@
+# To configure deployment,
+# - copy this file to "config-map.properties.yaml"
+# - add config vars
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: api-gateway-config
+data:
+  ANNOTATION_API_HOST: 
+  ENTITY_API_HOST: 
+  ENTITY_MANAGEMENT_HOST: 
+  FULLTEXT_API_HOST: 
+  MANIFEST_API_HOST: 
+  OAI_RECORD_HOST: 
+  RECOMMENDATION_API_HOST: 
+  RESOLVER_ADDRESS: 
+  ROOT_REDIRECT_URL: 
+  SEARCH_API_HOST: 
+  SET_API_HOST: 
+  THUMBNAIL_API_HOST: 

k8s/deployment.yaml

@@ -0,0 +1,22 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: api-gateway-deployment
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: api-gateway
+  template:
+    metadata:
+      labels:
+        app: api-gateway
+    spec:
+      containers:
+        - name: api-gateway
+          image: europeana/api-gateway
+          ports:
+            - containerPort: 80
+          envFrom:
+            - configMapRef:
+                name: api-gateway-config

k8s/ingress.yaml.template

@@ -0,0 +1,27 @@
+# Ingress for routing traffic on IBM cloud.
+# To configure,
+#    - copy this file to "ingress.properties.yaml"
+#    - replace HOSTNAME and SECRET_NAME placeholders with correct values
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: api-gateway-ingress
+  annotations:
+    cert-manager.io/issuer: letsencrypt-production
+spec:
+  ingressClassName: public-iks-k8s-nginx
+  tls:
+    - hosts:
+        - HOSTNAME
+      secretName: SECRET_NAME
+  rules:
+    - host: HOSTNAME
+      http:
+        paths:
+          - path: /
+            pathType: Prefix
+            backend:
+              service:
+                name: api-gateway-cluster-ip-service
+                port:
+                  number: 80

k8s/node-port.yaml

@@ -0,0 +1,15 @@
+# NodePort service for accessing API locally. Use ingress for IBM cloud deployments
+# API can be accessed on http://<cluster-ip>:31000
+# For Docker Desktop, cluster-ip is "localhost";
+# if using Minikube, run "minikube ip" to get IP address of your cluster
+apiVersion: v1
+kind: Service
+metadata:
+  name: api-gateway-node-port
+spec:
+  type: NodePort
+  ports:
+    - port: 80
+      nodePort: 31000
+  selector:
+    app: api-gateway

nginx.conf

@@ -1,7 +1,9 @@
 # Based on: https://raw.githubusercontent.com/cloudfoundry/nginx-buildpack/v1.0.1/fixtures/mainline/nginx.conf
 
 worker_processes auto;
-daemon on;
+
+# see https://github.com/cloudfoundry/nginx-buildpack/blob/master/fixtures/mainline/nginx.conf#L2
+daemon off;
 
 error_log stderr warn;