Helm and Jenkins integration

.gitignore

@@ -10,7 +10,7 @@
 *.html
 *coverage.*
 *.iml
-v1-brands-transformer
+/v1-brands-transformer
 .idea/
 *.db
 *.lock

Jenkinsfile

@@ -0,0 +1,7 @@
+@Library('k8s-pipeline-lib') _
+
+import com.ft.jenkins.BuildConfig
+import com.ft.jenkins.Cluster
+
+BuildConfig config = new BuildConfig()
+entryPointForReleaseAndDev(config)

helm/v1-brands-transformer/.helmignore

@@ -0,0 +1,21 @@
+# Patterns to ignore when building packages.
+# This supports shell glob matching, relative path matching, and
+# negation (prefixed with !). Only one pattern per line.
+.DS_Store
+# Common VCS dirs
+.git/
+.gitignore
+.bzr/
+.bzrignore
+.hg/
+.hgignore
+.svn/
+# Common backup files
+*.swp
+*.bak
+*.tmp
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj

helm/v1-brands-transformer/Chart.yaml

@@ -0,0 +1,4 @@
+apiVersion: v1
+description: v1-brands-transformer Helm chart for Kubernetes
+name: v1-brands-transformer
+version: 0.0.0  # this entry can be left untouched as it is automatically handled by Jenkins pipeline

helm/v1-brands-transformer/app-configs/v1-brands-transformer_publishing.yaml

@@ -0,0 +1,14 @@
+# Values used for the deployed application.
+replicaCount: 1
+service:
+  name: v1-brands-transformer
+cache:
+  size: 5Gi
+  nfsServer: fs-6330fcaa.efs.eu-west-1.amazonaws.com
+  path: "/"
+env:
+  PORT: 8080
+  BASE_URL: "http://v1-brands-transformer:8080/transformers/brands/"
+  CACHE_FILE_NAME: "/cache/v1-brands-transformer.db"
+  BERTHA_SOURCE_URL: "http://bertha.ig.ft.com/republish/publish/gss/1wEdVRLtayZ6-XBfYM3vKAGaOV64cNJD3L8MlLM8-uFY/TestBrands"
+  LOG_METRICS: false

helm/v1-brands-transformer/templates/_helpers.tpl

@@ -0,0 +1,16 @@
+{{/* vim: set filetype=mustache: */}}
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 24 | trimSuffix "-" -}}
+{{- end -}}
+
+{{/*
+Create a default fully qualified app name.
+We truncate at 24 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
+*/}}
+{{- define "fullname" -}}
+{{- $name := default .Chart.Name .Values.nameOverride -}}
+{{- printf "%s-%s" .Release.Name $name | trunc 24 | trimSuffix "-" -}}
+{{- end -}}

helm/v1-brands-transformer/templates/deployment.yaml

@@ -0,0 +1,82 @@
+apiVersion: extensions/v1beta1
+kind: Deployment
+metadata:
+  name: {{ .Values.service.name }} 
+  labels:
+    chart: "{{ .Chart.Name }}-{{ .Chart.Version }}" 
+    visualize: "true" 
+    app: {{ .Values.service.name }} 
+spec:
+  replicas: {{ .Values.replicaCount }} 
+  selector: 
+    matchLabels:
+      app: {{ .Values.service.name }}
+  template:
+    metadata:
+      labels:
+        app: {{ .Values.service.name }}
+        visualize: "true" 
+    spec:
+      containers: 
+      - name: {{ .Values.service.name }} 
+        image: "{{ .Values.image.repository }}:{{ .Chart.Version }}"
+        imagePullPolicy: {{ .Values.image.pullPolicy }}
+        env:
+        - name: TME_BASE_URL
+          valueFrom:
+            configMapKeyRef:
+              name: global-config
+              key: tme.url
+        - name: TME_USERNAME
+          valueFrom:
+            secretKeyRef:
+              name: global-secrets
+              key: tme.username
+        - name: TME_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: global-secrets
+              key: tme.password
+        - name: TOKEN
+          valueFrom:
+            secretKeyRef:
+              name: global-secrets
+              key: tme.token
+        - name: GRAPHITE_ADDRESS
+          valueFrom:
+            configMapKeyRef:
+              name: global-config
+              key: graphite.address
+        - name: PORT
+          value: "{{ .Values.env.PORT }}"
+        - name: BASE_URL
+          value: {{ .Values.env.BASE_URL }}
+        - name: CACHE_FILE_NAME
+          value: {{ .Values.env.CACHE_FILE_NAME }}
+        - name: BERTHA_SOURCE_URL
+          value: {{ .Values.env.BERTHA_SOURCE_URL }}
+        - name: GRAPHITE_PREFIX
+          value: "coco.services.k8s.{{ .Values.service.name }}"
+        - name: LOG_METRICS
+          value: "{{ .Values.env.LOG_METRICS }}"
+        volumeMounts:
+        - name: "{{ .Values.service.name }}-cache"
+          mountPath: /cache
+        ports: 
+        - containerPort: 8080 
+        livenessProbe: 
+          tcpSocket: 
+            port: 8080 
+          initialDelaySeconds: 5
+        readinessProbe: 
+          httpGet: 
+            path: "/__gtg" 
+            port: 8080 
+          initialDelaySeconds: 5
+          periodSeconds: 30 
+        resources: 
+{{ toYaml .Values.resources | indent 12 }}
+      volumes:
+      - name: "{{ .Values.service.name }}-cache"
+        persistentVolumeClaim:
+          claimName: "{{ .Values.service.name }}-cache-pvc"

helm/v1-brands-transformer/templates/pv.yaml

@@ -0,0 +1,12 @@
+kind: PersistentVolume
+apiVersion: v1
+metadata:
+  name: "{{ .Values.service.name }}-cache-pv"
+spec:
+  capacity:
+    storage:  {{ .Values.cache.size }}
+  accessModes:
+    - ReadWriteMany
+  nfs:
+    server: {{ .Values.cache.nfsServer }}
+    path: {{ .Values.cache.path }}

helm/v1-brands-transformer/templates/pvc.yaml

@@ -0,0 +1,10 @@
+kind: PersistentVolumeClaim
+apiVersion: v1
+metadata:
+  name: {{ .Values.service.name }}-cache-pvc
+spec:
+  accessModes:
+    - ReadWriteMany
+  resources:
+    requests:
+      storage: {{ .Values.cache.size }}

helm/v1-brands-transformer/templates/service.yaml

@@ -0,0 +1,16 @@
+kind: Service
+apiVersion: v1
+metadata:
+  name: {{.Values.service.name}} 
+  labels:
+    chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
+    app: {{.Values.service.name}}
+    visualize: "true" 
+    hasHealthcheck: "{{ .Values.service.hasHealthcheck }}" 
+spec:
+  ports: 
+    - port: 8080 
+#      name: # The name of this port within the service. Optional if only one port is defined on this service
+      targetPort: 8080 
+  selector: 
+    app: {{ .Values.service.name }} 

helm/v1-brands-transformer/values.yaml

@@ -0,0 +1,23 @@
+# Default values for v1-brands-transformer.
+# This is a YAML-formatted file.
+# Declare variables to be passed into your templates.
+service:
+  name: "" # The name of the service, should be defined in the specific app-configs folder.
+  hasHealthcheck: "true"
+replicaCount: 1
+image:
+  repository: coco/v1-brands-transformer
+  pullPolicy: IfNotPresent
+resources:
+  limits:
+    memory: 1536Mi
+cache:
+  size: 5Gi
+  nfsServer: ""
+  path: ""
+env:
+  PORT: 8080
+  BASE_URL: ""
+  CACHE_FILE_NAME: ""
+  BERTHA_SOURCE_URL: ""
+  LOG_METRICS: false