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.travis.yml

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+# .travis.yml file
+language: node_js
+node_js:
+  - "10"
+  - "12"
+  - "14"
+services: mongodb  
+cache:  
+  directories:
+    - "node_modules"
+install:
+  - npm install
+script:
+  - npm test
+deploy:
+  - provider: script
+    skip_cleanup: true
+    script: chmod +x ./deploy.sh && ./deploy.sh
+    on:
+      branch: master

deploy.js

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+var cmd = require('node-cmd');
+var path, node_ssh, ssh, fs;
+fs = require('fs');
+path = require('path');
+node_ssh = require('node-ssh');
+ssh = new node_ssh();
+
+// the method that starts the deployment process
+function main() {
+  console.log('Deployment started.');
+  sshConnect();
+}
+
+// installs PM2
+function installPM2() {
+  return ssh.execCommand(
+    'sudo npm install pm2 -g', {
+      cwd: '/home/ubuntu'
+  });
+}
+
+// transfers local project to the remote server
+function transferProjectToRemote(failed, successful) {
+  return ssh.putDirectory(
+    '../hackathon-starter',
+    '/home/ubuntu/starter-node-angular-temp',
+    {
+      recursive: true,
+      concurrency: 1,
+      validate: function(itemPath) {
+        const baseName = path.basename(itemPath);
+        return (
+          baseName.substr(0, 1) !== '.' && baseName !== 'node_modules' // do not allow dot files
+        ); // do not allow node_modules
+      },
+      tick: function(localPath, remotePath, error) {
+        if (error) {
+          failed.push(localPath);
+          console.log('failed.push: ' + localPath);
+        } else {
+          successful.push(localPath);
+          console.log('successful.push: ' + localPath);
+        }
+      }
+    }
+  );
+}
+
+// creates a temporary folder on the remote server
+function createRemoteTempFolder() {
+  return ssh.execCommand(
+    'rm -rf starter-node-angular-temp && mkdir starter-node-angular-temp', {
+      cwd: '/home/ubuntu'
+  });
+}
+
+// stops mongodb and node services on the remote server
+function stopRemoteServices() {
+  return ssh.execCommand(
+    'pm2 stop all && sudo service mongod stop', {
+      cwd: '/home/ubuntu'
+  });
+}
+
+// updates the project source on the server
+function updateRemoteApp() {
+  return ssh.execCommand(
+    'mkdir starter-node-angular && cp -r starter-node-angular starter-node-angular-temp/* starter-node-angular/ && rm -rf starter-node-angular-temp', {
+      cwd: '/home/ubuntu'
+  });
+}
+
+// restart mongodb and node services on the remote server
+function restartRemoteServices() {
+  return ssh.execCommand(
+    'cd starter-node-angular && sudo service mongod start && pm2 start app.js', {
+      cwd: '/home/ubuntu'
+  });
+}
+
+// connect to the remote server
+function sshConnect() {
+  console.log('Connecting to the server...');
+
+  ssh
+    .connect({
+      // TODO: ADD YOUR IP ADDRESS BELOW (e.g. '12.34.5.67')
+      host: '34.228.143.133',
+      username: 'ubuntu',
+      privateKey: 'sn-key.pem'
+    })
+    .then(function() {
+      console.log('SSH Connection established.');
+      console.log('Installing PM2...');
+      return installPM2();
+    })
+    .then(function() {
+      console.log('Creating `starter-node-angular-temp` folder.');
+      return createRemoteTempFolder();
+    })
+    .then(function(result) {
+      const failed = [];
+      const successful = [];
+      if (result.stdout) {
+        console.log('STDOUT: ' + result.stdout);
+      }
+      if (result.stderr) {
+        console.log('STDERR: ' + result.stderr);
+        return Promise.reject(result.stderr);
+      }
+      console.log('Transferring files to remote server...');
+      return transferProjectToRemote(failed, successful);
+    })
+    .then(function(status) {
+      if (status) {
+        console.log('Stopping remote services.');
+        return stopRemoteServices();
+      } else {
+        return Promise.reject(failed.join(', '));
+      }
+    })
+    .then(function(status) {
+      if (status) {
+        console.log('Updating remote app.');
+        return updateRemoteApp();
+      } else {
+        return Promise.reject(failed.join(', '));
+      }
+    })
+    .then(function(status) {
+      if (status) {
+        console.log('Restarting remote services...');
+        return restartRemoteServices();
+      } else {
+        return Promise.reject(failed.join(', '));
+      }
+    })
+    .then(function() {
+      console.log('DEPLOYMENT COMPLETE!');
+      process.exit(0);
+    })
+    .catch(e => {
+      console.error(e);
+      process.exit(1);
+    });
+}
+
+main();

deploy.sh

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+echo "Installing 'node-cmd'"
+npm install node-cmd
+echo "Installing 'node-ssh'"
+npm install node-ssh
+echo "Running 'deploy.js'"
+node deploy.js