Merge pull request #115 from Financial-Times/travis-redeploy

Travis redeploy

README.md

@@ -19,6 +19,7 @@
     run [options]                                       Runs the local app through the router
     about                                               Creates an __about.json file for the app
     deploy-static [options] <source> [otherSources...]  Deploys static <source> to [destination] on S3 (where [destination] is a full S3 URL).  Requires AWS_ACCESS and AWS_SECRET env vars
+    rebuild [apps...]                                   Trigger a rebuild of the latest master on Travis
     *                                                   
 
   Options:

bin/next-build-tools.js

@@ -19,6 +19,7 @@ var deployHashedAssets = require('../tasks/deploy-hashed-assets');
 var deployStatic = require('../tasks/deploy-static');
 var run = require('../tasks/run');
 var about = require('../tasks/about');
+var rebuild = require('../tasks/rebuild');
 
 function list(val) {
 	return val.split(',');
@@ -192,6 +193,15 @@ program
 		}).catch(exit);
 	});
 
+program
+	.command('rebuild [apps...]')
+	.description('Trigger a rebuild of the latest master on Travis')
+	.action(function(apps) {
+		return rebuild({
+			apps: apps
+		}).catch(exit);
+	});
+
 program
 	.command('*')
 	.description('')

tasks/rebuild.js

@@ -0,0 +1,91 @@
+'use strict';
+
+var fetchres = require('fetchres');
+var denodeify = require('denodeify');
+var fs = require('fs');
+var readFile = denodeify(fs.readFile);
+
+var travisToken;
+
+function travisFetch(path, opts) {
+	opts = opts || {};
+	path = 'https://api.travis-ci.org' + path;
+	opts.timeout = opts.timeout || 3000;
+	opts.headers = opts.headers || {};
+	opts.headers['Content-Type'] = opts.headers['Content-Type'] || 'application/json';
+	opts.headers.Accept = opts.headers.Accept || 'application/vnd.travis-ci.2+json';
+	if (travisToken && !opts.headers.Authorization) {
+		opts.headers.Authorization = 'token ' + travisToken;
+	}
+	return fetch(path, opts)
+		.then(function(res) {
+			var ok = res.ok;
+			var status = res.status;
+			return res.json()
+				.then(function(data) {
+					if (ok) {
+						return data;
+					} else {
+						console.log("Response not OK for " + path + ", got: " + status);
+						console.log(data);
+						throw new Error(status);
+					}
+
+				});
+		});
+}
+
+module.exports = function(options) {
+	var apps = options.apps;
+
+	return readFile(process.env.HOME + '/.github_token', { encoding: 'UTF8' })
+		.then(function(githubToken) {
+			return travisFetch('/auth/github', {
+				method: 'POST',
+				body: JSON.stringify({ github_token: githubToken })
+			});
+		})
+		.then(function(data) {
+			travisToken = data.access_token;
+
+			if (apps.length === 0) {
+				return fetch('http://next-registry.ft.com/services')
+					.then(fetchres.json)
+					.then(function(data) {
+						apps = data
+							.filter(function(apps) { return apps.versions['1']; })
+							.map(function(app) {
+								var repo;
+								Object.keys(app.versions).forEach(function(version) {
+									version = app.versions[version];
+									if (/https?:\/\/github\.com\/Financial-Times\//.test(version.repo)) {
+										repo = version.repo.replace(/https?:\/\/github\.com\/Financial-Times\//, '');
+										repo = repo.replace(/\/$/, '');
+									}
+								});
+								return repo;
+							})
+							.filter(function(repo) { return repo; });
+					});
+			}
+		})
+		.then(function() {
+			return Promise.all(apps.map(function(app) {
+				console.log("Considering whether to rebuild " + app);
+				return travisFetch('/repos/Financial-Times/' + app + '/branches/master')
+					.then(function(data) {
+						if (data.branch.state === 'passed' || data.branch.state === 'failed') {
+							console.log("Triggering rebuild of last master build of " + app + " (" + data.commit.author_name + ": " + data.commit.message.replace(/\n/g, " ") + ")");
+							return travisFetch('/builds/' + data.branch.id + '/restart', {
+								method: 'POST'
+							});
+						} else {
+							console.log("Skipping rebuild of " + app + " because job already exists.");
+						}
+					})
+					.catch(function() {
+						console.log("Skipped rebuild of " + app + " probably because Travis CI not set up for this repo");
+					});
+			}));
+		});
+};