vunode/vuno/deploy/ssh.clone.js

const saltPath = path.join(process.cwd(),".salt");
const salt = fs.fileExists(saltPath) ? fs.readFileSync(saltPath,"utf-8") : false;

module.exports = function (data) {
	return new Promise((resolve,reject)=>{
		msgs.neu("Connecting to remote server via SSH");
		
		var sshConfig = {
			host:data.server_hostname,
		};

		if(data.server_authType === "key") {
			sshConfig.key = fs.readFileSync(path.join(process.cwd(),data.server_key),"utf-8");
			sshConfig.passphrase = data.server_passphrase;
		}
		else {
			sshConfig.user = data.server_username;
			sshConfig.pass = data.server_password;
		}

		var command = `` +
		`mkdir -p ${data.server_path} && `+ 							// create the directory if it doesn't exist already
		`cd ${data.server_path} && `+									// move to it
		`git init && `+													// initialize (or reinitialize git)
		`(git remote add origin ${data.gitUrlWithAuth} || pwd) && `+	// add origin
		`git fetch && `+												// fetch
		`git reset --hard origin/${data.repo_branch} && `+				// hard reset
		`printf "${salt}" > .salt`;								// put the salt file there too

		var connection = new ssh(sshConfig);
		connection
		.exec(command,{
			exit:function (code) {
				if(code !== 0) {
					msgs.err(("Error while executing code via SSH"));
					msgs.err("are you sure you have git installed there?");
					msgs.err("maybe the directory you supplied isn't correct");
				} else {
					msgs.ok("Everything is up to date now!");
					resolve(data);
				}
			}
		})
		.start({
			success:function () {
				msgs.ok("successfully connected to SSH");
				msgs.neu("Pulling from git repository");
			},
			fail:function () {
				msgs.err("Error while connecting to SSH! please make sure the server and credentials are correct!");
			}
		});
	});
};