feat: Automate generation of kube manifests

infrastructure/kube.yml

@@ -0,0 +1,69 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: legendary
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: legendary
+  namespace: legendary
+spec:
+  replicas: 2
+  selector:
+    matchLabels:
+      app: legendary
+  template:
+    metadata:
+      labels:
+        app: legendary
+    spec:
+      containers:
+        - name: app
+          image: registry.gitlab.com/mythic-insight/legendary:1.0.12
+          ports:
+            - containerPort: 4000
+          env:
+            - name: DATABASE_URL
+              valueFrom:
+                secretKeyRef:
+                  name: database
+                  key: url
+            - name: SECRET_KEY_BASE
+              valueFrom:
+                secretKeyRef:
+                  name: legendary
+                  key: secret-key-base
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: legendary
+  namespace: legendary
+spec:
+  selector:
+    app: legendary
+  ports:
+    - protocol: TCP
+      port: 80
+      targetPort: 4000
+---
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: legendary
+  namespace: legendary
+  annotations:
+    kubernetes.io/ingress.class: nginx
+spec:
+  rules:
+  - host: legendary-demo.mythicinsight.com
+    http:
+      paths:
+      - backend:
+          service:
+            name: legendary
+            port:
+              number: 80
+        path: /
+        pathType: Prefix

infrastructure/kube.yml.dot

@@ -0,0 +1,69 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: legendary
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: legendary
+  namespace: legendary
+spec:
+  replicas: 2
+  selector:
+    matchLabels:
+      app: legendary
+  template:
+    metadata:
+      labels:
+        app: legendary
+    spec:
+      containers:
+        - name: app
+          image: registry.gitlab.com/mythic-insight/legendary:{{=it.version}}
+          ports:
+            - containerPort: 4000
+          env:
+            - name: DATABASE_URL
+              valueFrom:
+                secretKeyRef:
+                  name: database
+                  key: url
+            - name: SECRET_KEY_BASE
+              valueFrom:
+                secretKeyRef:
+                  name: legendary
+                  key: secret-key-base
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: legendary
+  namespace: legendary
+spec:
+  selector:
+    app: legendary
+  ports:
+    - protocol: TCP
+      port: 80
+      targetPort: 4000
+---
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: legendary
+  namespace: legendary
+  annotations:
+    kubernetes.io/ingress.class: nginx
+spec:
+  rules:
+  - host: legendary-demo.mythicinsight.com
+    http:
+      paths:
+      - backend:
+          service:
+            name: legendary
+            port:
+              number: 80
+        path: /
+        pathType: Prefix

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@mythic-insight/legendary",
-  "version": "0.0.0-development",
+  "version": "1.0.12",
   "description": "The Legendary Phoenix Boilerplate.",
   "main": "index.js",
   "scripts": {
@@ -18,7 +18,10 @@
   "homepage": "https://gitlab.com/mythic-insight/legendary#readme",
   "devDependencies": {
     "@semantic-release/commit-analyzer": "^6.1.0",
+    "@semantic-release/exec": "^5.0.0",
     "@semantic-release/git": "^7.0.8",
+    "@semantic-release/npm": "^7.0.9",
+    "dot": "^1.1.3",
     "semantic-release": "^15.14.0",
     "semantic-release-docker": "^2.2.0"
   },
@@ -28,7 +31,20 @@
       [
         "@semantic-release/git",
         {
-          "message": "chore(release): ${nextRelease.version}\n\n${nextRelease.notes}"
+          "message": "chore(release): ${nextRelease.version}\n\n${nextRelease.notes}",
+          "assets": [
+            "package.json",
+            "infrastructure/kube.yml"
+          ]
+        }
+      ]
+    ],
+    "prepare": [
+      "@semantic-release/npm",
+      [
+        "@semantic-release/exec",
+        {
+          "prepareCmd": "scripts/generate-kube"
         }
       ]
     ],

script/generate-kube

@@ -0,0 +1,15 @@
+#!/usr/bin/env node
+
+const fs = require("fs");
+const doT = require("dot");
+doT.templateSettings = {...doT.templateSettings, strip: false};
+
+const dots = doT.process({path: "./infrastructure"});
+
+var packageText = fs.readFileSync("package.json", {encoding: "utf8"});
+var packageConfig = JSON.parse(packageText);
+
+const {version} = packageConfig;
+const manifestText = dots.kube({version: version});
+
+fs.writeFileSync("infrastructure/kube.yml", manifestText);