testarmada-midway/lib/multiGitRepo/clone.js

Mocking server to create reliable test data for test execution and development

/**
* MIT License
*
* Copyright (c) 2018-present, Walmart Inc.,
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
var Fs = require('fs');
var GitUrlParse = require('git-url-parse');
var Promise = require('bluebird');
var Path = require('path');
var Logger = require('testarmada-midway-logger');
var Constants = require('./../constants');
var DEFAULT_GIT_BRANCH = 'master';

module.exports = function (multipleGitRepos) {
  var allClones = multipleGitRepos.map(function (repo) {
    Logger.debug(JSON.stringify(repo, null, 3));

    var gitUrl = getSshGitUrl(repo.git);

    var gitDirectory = getGitDirectoryName(gitUrl);
    Logger.debug('GitDirectory : ' + gitDirectory);

    var absLocalDirectory = Path.join(process.cwd(), Constants.MULTI_REPOS_PATH, gitDirectory);
    Logger.debug('Local directory for external repositories:' + absLocalDirectory);

    return cloneRepo(gitUrl,
      absLocalDirectory,
      Path.join('/', gitDirectory, repo.mocks),
      Path.join('/', gitDirectory, repo.data), repo.branch);
  });

  return Promise.all(allClones).then(function (repos) {
    Logger.info('Cloned all repos successfully');
    return Promise.resolve(repos);
  }).catch(function (err) {
    return Promise.reject(err);
  });
};

function getGitDirectoryName(gitUrl) {
  return GitUrlParse(gitUrl).name;
}

function getSshGitUrl(gitUrl) {
  if (GitUrlParse(gitUrl).protocol === 'https') {
    gitUrl = GitUrlParse(gitUrl).toString('ssh'); // Convert to ssh if https
  }
  return gitUrl;
}

function cloneRepo(gitUrl, localPath, mockLocation, mockedDataLocation, branch) {
  var branch = branch || DEFAULT_GIT_BRANCH;

  return new Promise(function (resolve, reject) {

    if (Fs.existsSync(localPath)) {
      Logger.info(localPath + ' already exists.Doing git pull');
      Logger.debug('Changed localpath to ' + localPath + ' for git url ' + gitUrl);

      require('simple-git')(localPath).pull('origin', branch, function (error) {
        if (error) {
          return reject(new Error('Error in doing git pull for ' + gitUrl));
        }
        return resolve({mocks: mockLocation, data: mockedDataLocation});
      });
    } else {
      Logger.info('Cloning .....' + gitUrl);
      var cloneOptions = ['-b' + branch];

      require('simple-git')('./').clone(gitUrl, localPath, cloneOptions, function (error) {
        if (error) {
          Logger.error(error.message);
          return reject(new Error(error));
        }
        Logger.info('Successfully cloned ' + gitUrl + ' at ' + localPath);
        return resolve({mocks: mockLocation, data: mockedDataLocation});
      });
    }
  });
}