feat: intial kubernetes support

Author: Christian Compton

package.json

@@ -22,28 +22,29 @@
     "generator"
   ],
   "dependencies": {
+    "@arf/generator-cloud-enablement": "0.0.25",
+    "bluebird": "^3.5.0",
     "chalk": "^1.1.0",
     "debug": "^2.2.0",
-    "js-yaml": "^3.4.2",
-    "yeoman-generator": "^1.1.1",
     "handlebars": "^4.0.5",
-    "bluebird": "^3.5.0",
+    "js-yaml": "^3.9.1",
     "request": "^2.81.0",
-    "swagger-parser": "^3.4.1",
-    "swagger-schema-official": "^2.0.0-",
-    "swaggerize-routes": "^1.0.0",
     "rimraf": "^2.5.2",
-    "unzip2": "^0.2.5"
+    "swagger-parser": "^3.4.2",
+    "swagger-schema-official": "^2.0.0-d79c205",
+    "swaggerize-routes": "^1.0.0",
+    "unzip2": "^0.2.5",
+    "yeoman-generator": "^1.1.1"
   },
   "devDependencies": {
-    "codecov": "^2.1.0",
+    "codecov": "^2.3.0",
     "istanbul": "^0.4.5",
     "mem-fs": "^1.1.3",
     "mem-fs-editor": "^3.0.2",
-    "mocha": "^3.2.0",
+    "mocha": "^3.5.0",
     "nock": "^9.0.13",
     "nyc": "^10.1.2",
-    "standard": "^10.0.2",
+    "standard": "^10.0.3",
     "standard-version": "^4.2.0",
     "yeoman-assert": "^3.0.0",
     "yeoman-test": "^1.6.0"

refresh/index.js

@@ -185,6 +185,9 @@ module.exports = Generator.extend({
         if (typeof (this.spec.bluemix.instances) === 'number') {
           this.bluemix.instances = this.spec.bluemix.instances
         }
+        if (typeof (this.spec.bluemix.namespace) === 'string') {
+          this.bluemix.namespace = this.spec.bluemix.namespace
+        }
       }
 
       // Clean app name (for containers and other uses)
@@ -1257,7 +1260,8 @@ module.exports = Generator.extend({
             services: this.services,
             capabilities: this.capabilities,
             hostSwagger: this.hostSwagger,
-            bluemix: this.bluemix }
+            bluemix: this.bluemix
+          }
         )
       })
 
@@ -1286,6 +1290,14 @@ module.exports = Generator.extend({
       })
     },
 
+    writeKubernetesFiles: function () {
+      if (!this.docker) return
+
+      var server = (this.bluemix.domain && this.bluemix.namespace) ? {domain: this.bluemix.domain, namespace: this.bluemix.namespace } : undefined;
+      this.composeWith(require.resolve('@arf/generator-cloud-enablement/generators/kubernetes'), {force: this.force, bluemix: { backendPlatform: "SWIFT", name: this.cleanAppName, server: server }} )
+
+    },
+
     writePackageSwift: function () {
       // Check if there is a Package.swift, create one if there isn't
       this._ifNotExistsInProject('Package.swift', (filepath) => {

refresh/templates/docker/cli-config.yml

@@ -14,3 +14,4 @@ container-path-run : "/swift-project"
 container-path-tools : "/swift-project"
 container-port-map : "8080:8080"
 container-port-map-debug : "2048:1024,2049:1025"
+chart-path : "helm/<%- cleanAppName.toLowerCase() %>"

test/unit/refresh.js

@@ -51,6 +51,16 @@ var expectedBluemixFiles = ['manifest.yml',
   '.bluemix/toolchain.yml',
   '.bluemix/deploy.json']
 
+var expectedDockerFiles = ['cli-config.yml',
+  '.dockerignore',
+  'Dockerfile',
+  'Dockerfile-tools']
+
+var expectedKubernetesFiles = [`helm/${appName}/Chart.yaml`,
+  `helm/${appName}/values.yaml`,
+  `helm/${appName}/templates/deployment.yaml`,
+  `helm/${appName}/templates/service.yaml`]
+
 describe('swiftserver:refresh', function () {
   before('set sdkgen status check delay to 1ms', function () {
     // alter delay between status checks to speed up unit tests
@@ -939,6 +949,14 @@ describe('swiftserver:refresh', function () {
       assert.noFile(expectedBluemixFiles)
     })
 
+    it('does not generate the docker files', function () {
+      assert.noFile(expectedDockerFiles)
+    })
+
+    it('does not generate the kubernetes files', function () {
+      assert.noFile(expectedKubernetesFiles)
+    })
+
     it('does not generate any capabilities', function () {
       assert.noFileContent(`Sources/${applicationModule}/Application.swift`, 'import SwiftMetrics')
       assert.noFileContent(`Sources/${applicationModule}/Application.swift`, 'import SwiftMetricsDash')
@@ -1076,6 +1094,7 @@ describe('swiftserver:refresh', function () {
           logger: 'helium',
           port: 4567
         },
+        docker: true,
         'models': [
           {
             'name': modelName,
@@ -1129,6 +1148,14 @@ describe('swiftserver:refresh', function () {
       assert.file(expectedBluemixFiles)
     })
 
+    it('generates the docker files', function () {
+      assert.file(expectedDockerFiles)
+    })
+
+    it('generates the expected kubernetes files', function () {
+      assert.file(expectedKubernetesFiles)
+    })
+
     it('defines OPENAPI_SPEC environment variable', function () {
       assert.fileContent('manifest.yml', 'OPENAPI_SPEC: "/swagger/api"')
     })
@@ -1452,12 +1479,14 @@ describe('swiftserver:refresh', function () {
         bluemix: {
           'name': 'test',
           'host': 'myhost',
-          'domain': 'mydomain.net'
+          'domain': 'mydomain.net',
+          'namespace': 'mynamespace'
         },
         config: {
           logger: 'helium',
           port: 4567
-        }
+        },
+        docker: true
       }
       runContext = helpers.run(path.join(__dirname, '../../refresh'))
         .withOptions({
@@ -1513,11 +1542,27 @@ describe('swiftserver:refresh', function () {
     it('produces the correct disk quota in the manifest', function () {
       assert.fileContent('manifest.yml', 'disk_quota: 1024M')
     })
+
+    it('adds the proper chart-path in cli-config.yml', function () {
+      assert.fileContent('cli-config.yml', 'chart-path : "helm/test"')
+    })
+
+    it('populates the correct name in Chart.yaml', function () {
+      assert.fileContent('helm/test/Chart.yaml', 'name: test')
+    })
+
+    it('populates the correct values in values.yaml', function () {
+      assert.fileContent('helm/test/values.yaml', 'name: test')
+      assert.fileContent('helm/test/values.yaml', 'repository: registry.mydomain.net/mynamespace/')
+    })
+
   })
 
   describe('Generate skeleton web application for bluemix with incorrect custom options', function () {
     var runContext
 
+    //CHRISTIAN ToDo: Add testcases for cloud-enablement with these incorrect options
+
     before(function () {
         // Set up the spec file which should create all the necessary files for a server
       var spec = {
@@ -1601,6 +1646,14 @@ describe('swiftserver:refresh', function () {
     it('does not generate the bluemix files', function () {
       assert.noFile(expectedBluemixFiles)
     })
+
+    it('does not generate the docker files', function () {
+      assert.noFile(expectedDockerFiles)
+    })
+
+    it('does not generate the kubernetes files', function () {
+      assert.noFile(expectedKubernetesFiles)
+    })
   })
 
   describe('Generate a web application with capabilities', function () {
@@ -2262,7 +2315,8 @@ describe('swiftserver:refresh', function () {
         config: {
           logger: 'helium',
           port: 4567
-        }
+        },
+        docker: true
       }
       runContext = helpers.run(path.join(__dirname, '../../refresh'))
         .withOptions({
@@ -2296,6 +2350,14 @@ describe('swiftserver:refresh', function () {
       assert.file(expectedBluemixFiles)
     })
 
+    it('generates the docker files', function () {
+      assert.file(expectedDockerFiles)
+    })
+
+    it('generates the kubernetes files with expected values', function () {
+      assert.file(expectedKubernetesFiles)
+    })
+
     it('defines example endpoints', function () {
       var productsRoutesFile = `Sources/${applicationModule}/Routes/ProductsRoutes.swift`
       assert.file(productsRoutesFile)