Adding books microservice for GE 8.6

Ravi Srinivasan

2019-07-02 f3b01722a2254c75ae9a11d008a680b210f1c33e

Adding books microservice for GE 8.6

 books/.eslintrc

New file
@@ -0,0 +1,34 @@
{
  "extends": "airbnb-base",
  "parserOptions": {
    "sourceType": "script",
  },
  "rules": {
    "strict": 0,
    "no-param-reassign": [
      "error",
      { "props": false }
    ],
    "func-names": 0,
    "comma-dangle": 0,
    "prefer-template": 0,
    "camelcase": 0,
    "no-underscore-dangle": 0,
    "consistent-return": 0,
    "no-bitwise": ["error", { "allow": ["~"] }]
  },
  "globals": {
    "describe": true,
    "it": true,
    "after": true,
    "afterEach": true,
    "before": true,
    "beforeEach": true,
    "should": true,
    "reqServer": true
  },
  "env": {
    "node": true,
    "mocha": true
  }
}

 books/.gitignore

New file
@@ -0,0 +1,115 @@
# General
.DS_Store
.AppleDouble
.LSOverride

# Icon must end with two \r
Icon


# Thumbnails
._*

# Files that might appear in the root of a volume
.DocumentRevisions-V100
.fseventsd
.Spotlight-V100
.TemporaryItems
.Trashes
.VolumeIcon.icns
.com.apple.timemachine.donotpresent

# Directories potentially created on remote AFP share
.AppleDB
.AppleDesktop
Network Trash Folder
Temporary Items
.apdisk

# Logs
logs
*.log
npm-debug.log*
yarn-debug.log*
yarn-error.log*
lerna-debug.log*

# Diagnostic reports (https://nodejs.org/api/report.html)
report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json

# Runtime data
pids
*.pid
*.seed
*.pid.lock

# Directory for instrumented libs generated by jscoverage/JSCover
lib-cov

# Coverage directory used by tools like istanbul
coverage
*.lcov

# nyc test coverage
.nyc_output

# Grunt intermediate storage (https://gruntjs.com/creating-plugins#storing-task-files)
.grunt

# Bower dependency directory (https://bower.io/)
bower_components

# node-waf configuration
.lock-wscript

# Compiled binary addons (https://nodejs.org/api/addons.html)
build/Release

# Dependency directories
node_modules/
jspm_packages/

# TypeScript v1 declaration files
typings/

# TypeScript cache
*.tsbuildinfo

# Optional npm cache directory
.npm

# Optional eslint cache
.eslintcache

# Optional REPL history
.node_repl_history

# Output of 'npm pack'
*.tgz

# Yarn Integrity file
.yarn-integrity

# dotenv environment variables file
.env
.env.test

# parcel-bundler cache (https://parceljs.org/)
.cache

# next.js build output
.next

# nuxt.js build output
.nuxt

# vuepress build output
.vuepress/dist

# Serverless directories
.serverless/

# FuseBox cache
.fusebox/

# DynamoDB Local files
.dynamodb/

 books/data/authors.js

New file
@@ -0,0 +1,29 @@
const authors = [
  {
    id: 1,
    name: 'James Joyce',
    dob: 1882
  },
  {
    id: 2,
    name: 'F Scott Fitzgerald',
    dob: 1896
  },
  {
    id: 3,
    name: 'Aldous Huxley',
    dob: 1894
  },
  {
    id: 4,
    name: 'Vladimir Nabokov',
    dob: 1899
  },
  {
    id: 5,
    name: 'William Faulkner',
    dob: 1897
  }
];

module.exports.books = authors;

 books/data/books.js

New file
@@ -0,0 +1,39 @@
const books = [
  {
    ranking: 1,
    name: 'ULYSSES',
    Author: 'James Joyce',
    country: 'Ireland',
    yearPublished: '1922'
  },
  {
    ranking: 2,
    name: 'THE GREAT GATSBY',
    Author: 'F. Scott Fitzgerald',
    country: 'USA',
    yearPublished: '1925'
  },
  {
    ranking: 3,
    name: 'A PORTRAIT OF THE ARTIST AS A YOUNG MAN',
    Author: 'James Joyce',
    country: 'Ireland',
    yearPublished: '1916'
  },
  {
    ranking: 4,
    name: 'BRAVE NEW WORLD',
    Author: 'Aldous Huxley',
    country: 'UK',
    yearPublished: '1932'
  },
  {
    ranking: 5,
    name: 'THE SOUND AND THE FURY',
    Author: 'William Faulkner',
    country: 'USA',
    yearPublished: '1929'
  }
];

module.exports.books = books;

 books/exec/www

New file
@@ -0,0 +1,90 @@
#!/usr/bin/env node

/**
 * Module dependencies.
 */

var app = require('../server');
var debug = require('debug')('movies:server');
var http = require('http');

/**
 * Get port from environment and store in Express.
 */

var port = normalizePort(process.env.PORT || '8080');
app.set('port', port);

/**
 * Create HTTP server.
 */

var server = http.createServer(app);

/**
 * Listen on provided port, on all network interfaces.
 */

server.listen(port);
server.on('error', onError);
server.on('listening', onListening);

/**
 * Normalize a port into a number, string, or false.
 */

function normalizePort(val) {
  var port = parseInt(val, 10);

  if (isNaN(port)) {
    // named pipe
    return val;
  }

  if (port >= 0) {
    // port number
    return port;
  }

  return false;
}

/**
 * Event listener for HTTP server "error" event.
 */

function onError(error) {
  if (error.syscall !== 'listen') {
    throw error;
  }

  var bind = typeof port === 'string'
    ? 'Pipe ' + port
    : 'Port ' + port;

  // handle specific listen errors with friendly messages
  switch (error.code) {
    case 'EACCES':
      console.error(bind + ' requires elevated privileges');
      process.exit(1);
      break;
    case 'EADDRINUSE':
      console.error(bind + ' is already in use');
      process.exit(1);
      break;
    default:
      throw error;
  }
}

/**
 * Event listener for HTTP server "listening" event.
 */

function onListening() {
  var addr = server.address();
  var bind = typeof addr === 'string'
    ? 'pipe ' + addr
    : 'port ' + addr.port;
  debug('Listening on ' + bind);
}

 books/jenkins/Jenkinsfile

New file
@@ -0,0 +1,152 @@
pipeline {
    options {
        // set a timeout of 30 minutes for this pipeline
        timeout(time: 30, unit: 'MINUTES')
    }
    agent {
      node {
        label 'nodejs'
      }
    }

    environment {
        DEV_PROJECT = "youruser-books-dev"
        STAGE_PROJECT = "youruser-books-stage"
        APP_GIT_URL = "https://github.com/youruser/DO288-apps"
        NEXUS_SERVER = "http://nexus-common.apps.cluster.domain.example.com/repository/nodejs"

        // DO NOT CHANGE THE GLOBAL VARS BELOW THIS LINE
        APP_NAME = "books"
    }


    stages {

        stage('NPM Install') {
            steps {
                echo '### Installing NPM dependencies ###'
                sh '''
                        npm config set registry ${NEXUS_SERVER}
                        cd books
                        npm install
                   '''
            }
        }

        stage('Run Unit Tests') {
            steps {
                echo '### Running unit tests ###'
                sh 'cd books; npm test'
                junit 'books/reports/server/mocha/test-results.xml'
            }
        }

        stage('Run Linting Tools') {
            steps {
                echo '### Running eslint on code ###'
                sh 'cd books; npm run lint'
            }
        }

        stage('Launch new app in DEV env') {
            steps {
                echo '### Cleaning existing resources in DEV env ###'
                sh '''
                        oc project ${DEV_PROJECT}
                        oc delete all -l app=${APP_NAME}
                        sleep 5
                   '''

                echo '### Creating a new app in DEV env ###'
                sh '''
                        oc project ${DEV_PROJECT}
                        oc new-app --name books nodejs:8~${APP_GIT_URL} --build-env npm_config_registry=${NEXUS_SERVER} --context-dir ${APP_NAME}
                        oc expose svc/${APP_NAME}
                   '''
            }
        }

        stage('Wait for S2I build to complete') {
            steps {
                script {
                    openshift.withCluster() {
                        openshift.withProject( "${DEV_PROJECT}" ) {
                            def bc = openshift.selector("bc", "${APP_NAME}")
                            bc.logs('-f')
                            def builds = bc.related('builds')
                            builds.untilEach(1) {
                                return (it.object().status.phase == "Complete")
                            }
                        }
                    }
                }
            }
        }

        stage('Wait for deployment in DEV env') {
            steps {
                script {
                    openshift.withCluster() {
                        openshift.withProject( "${DEV_PROJECT}" ) {
                            def deployment = openshift.selector("dc", "${APP_NAME}").rollout()
                            openshift.selector("dc", "${APP_NAME}").related('pods').untilEach(1) {
                                return (it.object().status.phase == "Running")
                            }
                        }
                    }
                }
            }
        }

        stage('Promote to Staging Env') {
            steps {
                timeout(time: 60, unit: 'MINUTES') {
                    input message: "Promote to Staging?"
                }
                script {
                    openshift.withCluster() {
                    openshift.tag("${DEV_PROJECT}/books:latest", "${STAGE_PROJECT}/books:stage")
                    }
                }
            }
        }

        stage('Deploy to Staging Env') {
            steps {
                echo '### Cleaning existing resources in Staging ###'
                sh '''
                        oc project ${STAGE_PROJECT}
                        oc delete all -l app=${APP_NAME}
                        sleep 5
                   '''

                echo '### Creating a new app in Staging ###'
                sh '''
                        oc project ${STAGE_PROJECT}
                        oc new-app --name books -i books:stage
                        oc expose svc/${APP_NAME}
                   '''
            }
        }

        stage('Wait for deployment in Staging') {
            steps {
                sh "oc get route ${APP_NAME} -n ${STAGE_PROJECT} -o jsonpath='{ .spec.host }' --loglevel=4 > routehost"

                script {
                    routeHost = readFile('routehost').trim()

                    openshift.withCluster() {
                        openshift.withProject( "${STAGE_PROJECT}" ) {
                            def deployment = openshift.selector("dc", "${APP_NAME}").rollout()
                            openshift.selector("dc", "${APP_NAME}").related('pods').untilEach(1) {
                                return (it.object().status.phase == "Running")
                            }
                        }
                        echo "Deployment to Staging env is complete. Access the app at the URL http://${routeHost}."
                    }
                }
            }
        }
    }
}

 books/package-lock.json

New file
@@ -0,0 +1,3637 @@
{
  "name": "books",
  "version": "1.0.0",
  "lockfileVersion": 1,
  "requires": true,
  "dependencies": {
    "@babel/code-frame": {
      "version": "7.0.0",
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      "dev": true,
      "requires": {
        "@babel/highlight": "^7.0.0"
      }
    },
    "@babel/generator": {
      "version": "7.4.4",
      "resolved": "https://registry.npmjs.org/@babel/generator/-/generator-7.4.4.tgz",
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      "dev": true,
      "requires": {
        "@babel/types": "^7.4.4",
        "jsesc": "^2.5.1",
        "lodash": "^4.17.11",
        "source-map": "^0.5.0",
        "trim-right": "^1.0.1"
      },
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  }
}

 books/package.json

New file
@@ -0,0 +1,30 @@
{
  "name": "books",
  "version": "1.0.0",
  "private": true,
  "scripts": {
    "start": "node ./exec/www",
    "test": "export MOCHA_FILE='reports/server/mocha/test-results.xml' && IP=0.0.0.0 PORT=3030 node_modules/.bin/nyc --reporter=text node_modules/.bin/mocha tests/*_test.js -R mocha-junit-reporter",
    "lint": "node_modules/.bin/eslint . --ext .js"
  },
  "dependencies": {
    "cookie-parser": "~1.4.4",
    "debug": "~2.6.9",
    "express": "~4.16.1",
    "express-prettify": "^0.1.1",
    "hbs": "~4.0.4",
    "http-errors": "~1.6.3",
    "morgan": "~1.9.1"
  },
  "devDependencies": {
    "chai": "^4.2.0",
    "chai-http": "^4.3.0",
    "eslint": "^5.16.0",
    "eslint-config-airbnb-base": "^13.1.0",
    "eslint-plugin-import": "^2.18.0",
    "mocha": "^6.1.4",
    "mocha-junit-reporter": "^1.23.0",
    "nyc": "^14.1.1",
    "request": "^2.88.0"
  }
}

 books/public/stylesheets/style.css

New file
@@ -0,0 +1,8 @@
body {
  padding: 50px;
  font: 14px "Lucida Grande", Helvetica, Arial, sans-serif;
}

a {
  color: #00B7FF;
}

 books/routes/authors.js

New file
@@ -0,0 +1,13 @@
const express = require('express');

const router = express.Router();

const authors = require('../data/authors');


/* GET users listing. */
router.get('/', (req, res) => {
  res.json(authors);
});

module.exports = router;

 books/routes/books.js

New file
@@ -0,0 +1,12 @@
const express = require('express');

const router = express.Router();

const books = require('../data/books');

/* GET users listing. */
router.get('/', (req, res) => {
  res.json(books);
});

module.exports = router;

 books/routes/index.js

New file
@@ -0,0 +1,10 @@
const express = require('express');

const router = express.Router();

/* GET home page. */
router.get('/', (req, res) => {
  res.render('index', { title: 'The Book List' });
});

module.exports = router;

 books/server.js

New file
@@ -0,0 +1,45 @@
const createError = require('http-errors');
const express = require('express');
const pretty = require('express-prettify');
const path = require('path');
const cookieParser = require('cookie-parser');
const logger = require('morgan');

const indexRouter = require('./routes/index');
const booksRouter = require('./routes/books');
const authorsRouter = require('./routes/authors');

const app = express();

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'hbs');

app.use(logger('dev'));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));
app.use(pretty({ query: 'pretty' }));

app.use('/', indexRouter);
app.use('/books', booksRouter);
app.use('/authors', authorsRouter);

// catch 404 and forward to error handler
app.use((req, res, next) => {
  next(createError(404));
});

// error handler
app.use((err, req, res) => {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});

module.exports = app;

 books/tests/app_test.js

New file
@@ -0,0 +1,41 @@
const chai = require('chai');
const chaiHTTP = require('chai-http');
const server = require('../server');

const { expect } = chai;

chai.use(chaiHTTP);

reqServer = process.env.HTTP_TEST_SERVER || server;

describe('Books App routes test', () => {
  it('GET to / should return 200', (done) => {
    chai.request(reqServer)
      .get('/')
      .end((err, res) => {
        expect(res).to.have.status(200);
        expect(res.text).to.include('Welcome');
        done();
      });
  });

  it('GET to /books should return 200', (done) => {
    chai.request(reqServer)
      .get('/books')
      .end((err, res) => {
        expect(res).to.have.status(200);
        expect(res.text).to.include('ULYSSES');
        done();
      });
  });

  it('GET to /authors should return 200', (done) => {
    chai.request(reqServer)
      .get('/authors')
      .end((err, res) => {
        expect(res).to.have.status(200);
        expect(res.text).to.include('James Joyce');
        done();
      });
  });
});

 books/views/error.hbs

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<h1>{{message}}</h1>
<h2>{{error.status}}</h2>
<pre>{{error.stack}}</pre>

 books/views/index.hbs

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<h1>{{title}}</h1>
<p>Welcome to {{title}}</p>

<p>The List of books is <a href="/books">here</a>.</p>
<p>The List of authors is <a href="/authors">here</a>.</p>

 books/views/layout.hbs

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<!DOCTYPE html>
<html>
  <head>
    <title>{{title}}</title>
    <link rel='stylesheet' href='/stylesheets/style.css' />
  </head>
  <body>
    {{{body}}}
  </body>
</html>