deploy.jakefile

// Copyright (c) 2012 Titanium I.T. LLC. All rights reserved. See LICENSE.txt for details.
/*global desc, task, jake, fail, complete */

var PRODUCTION_HOST = "jdlshore_objectplayground@ssh.phx.nearlyfreespeech.net";
var PRODUCTION_DIR = "/home/public";

var INTEGRATION_BRANCH = "integration";
var GIT_HEAD = "HEAD";

var DEPLOY_COMMAND = "rsync --recursive --keep-dirlinks --perms --times --delete --delete-excluded --human-readable --progress --exclude=.DS_Store --include=.* src/* " + PRODUCTION_HOST + ":" + PRODUCTION_DIR + "/";

var sh = require("./build/util/sh.js");
var build_command = require("./build/util/build_command.js");

(function() {
	"use strict";

	task("default", function() {
		console.log("This Jakefile deploys the application. Use -T option to see targets.\n");
	});

	desc("Integrate master branch and deploy to production");
	task("latest", ["integrate"], function() {
		deploy(INTEGRATION_BRANCH, complete);
	}, {async: true});

	desc("Deploy git HEAD to production (use to manually fix release)")
	task("head", ["build", "git"], function() {
		deploy(GIT_HEAD, complete);
	}, {async: true});

	// Ensure that Git status is clean
	task("git", function() {
		run("git status --porcelain", function(stdout) {
			if (stdout[0]) fail("Cannot deploy until all files checked into git (or added to .gitignore).");
			complete();
		});
	}, {async: true});

	// Run integrate script
	task("integrate", function() {
		run(build_command.integrate(), complete, "Cannot deploy until integration succeeds.");
	}, {async: true});

	// Make sure build is clean
	task("build", function() {
		run(build_command(), complete, "Cannot deploy until build passes.");
	}, {async: true});

	function deploy(commitToTag, complete) {
		sh.run(DEPLOY_COMMAND, onSuccess, onFailure);

		function onSuccess() {
			tagCommit();
			console.log("\n\nDEPLOY SUCCEEDED");
		}
		function onFailure() {
			console.log("\n\nDEPLOY FAILED");
		}
		function tagCommit(tagRoot) {
			var deployedAt = new Date();
			var tagMessage = "Application successfully deployed at " + deployedAt.toUTCString() + "\nLocal time: " + deployedAt.toLocaleString();
			var tagCommand = "git tag -a '" + tagName(deployedAt) + "' -m '" + tagMessage + "' " + commitToTag;

			sh.run(tagCommand, complete, function() {
				fail("Application deployed and online, but failed to tag repository.");
			});
		}
		function tagName(date) {
			var humanReadableDate = date.getFullYear() + "." + (date.getMonth() + 1) + "." + date.getDate() + "-";
			var timestamp = date.getTime();
			return "deploy-" + humanReadableDate + timestamp;
		}
	}

	function run(command, callback, errorMessage) {
		errorMessage = errorMessage || "shell command exited with error code";
		sh.run(command, callback, function() {
			fail(errorMessage);
		});
	}

}());