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• [DIR] ..
• [FILE] cache.js
• [FILE] download.js
• [FILE] get-folder-size.js
• [FILE] install.js
• [FILE] state.js
• [FILE] unzip.js
• [FILE] verify.js

Просмотр файла: install.js

"use strict";

const _ = require('lodash');
const os = require('os');
const path = require('path');
const chalk = require('chalk');
const debug = require('debug')('cypress:cli');
const {
  Listr
} = require('listr2');
const Promise = require('bluebird');
const logSymbols = require('log-symbols');
const {
  stripIndent
} = require('common-tags');
const fs = require('../fs');
const download = require('./download');
const util = require('../util');
const state = require('./state');
const unzip = require('./unzip');
const logger = require('../logger');
const {
  throwFormErrorText,
  errors
} = require('../errors');
const verbose = require('../VerboseRenderer');
const {
  buildInfo,
  version
} = require('../../package.json');
function _getBinaryUrlFromBuildInfo(arch, {
  commitSha,
  commitBranch
}) {
  return `https://cdn.cypress.io/beta/binary/${version}/${os.platform()}-${arch}/${commitBranch}-${commitSha}/cypress.zip`;
}
const alreadyInstalledMsg = () => {
  if (!util.isPostInstall()) {
    logger.log(stripIndent`
      Skipping installation:

        Pass the ${chalk.yellow('--force')} option if you'd like to reinstall anyway.
    `);
  }
};
const displayCompletionMsg = () => {
  // check here to see if we are globally installed
  if (util.isInstalledGlobally()) {
    // if we are display a warning
    logger.log();
    logger.warn(stripIndent`
      ${logSymbols.warning} Warning: It looks like you\'ve installed Cypress globally.

        This will work, but it'\s not recommended.

        The recommended way to install Cypress is as a devDependency per project.

        You should probably run these commands:

        - ${chalk.cyan('npm uninstall -g cypress')}
        - ${chalk.cyan('npm install --save-dev cypress')}
    `);
    return;
  }
  logger.log();
  logger.log('You can now open Cypress by running:', chalk.cyan(path.join('node_modules', '.bin', 'cypress'), 'open'));
  logger.log();
  logger.log(chalk.grey('https://on.cypress.io/installing-cypress'));
  logger.log();
};
const downloadAndUnzip = ({
  version,
  installDir,
  downloadDir
}) => {
  const progress = {
    throttle: 100,
    onProgress: null
  };
  const downloadDestination = path.join(downloadDir, `cypress-${process.pid}.zip`);
  const rendererOptions = getRendererOptions();

  // let the user know what version of cypress we're downloading!
  logger.log(`Installing Cypress ${chalk.gray(`(version: ${version})`)}`);
  logger.log();
  const tasks = new Listr([{
    options: {
      title: util.titleize('Downloading Cypress')
    },
    task: (ctx, task) => {
      // as our download progresses indicate the status
      progress.onProgress = progessify(task, 'Downloading Cypress');
      return download.start({
        version,
        downloadDestination,
        progress
      }).then(redirectVersion => {
        if (redirectVersion) version = redirectVersion;
        debug(`finished downloading file: ${downloadDestination}`);
      }).then(() => {
        // save the download destination for unzipping
        util.setTaskTitle(task, util.titleize(chalk.green('Downloaded Cypress')), rendererOptions.renderer);
      });
    }
  }, unzipTask({
    progress,
    zipFilePath: downloadDestination,
    installDir,
    rendererOptions
  }), {
    options: {
      title: util.titleize('Finishing Installation')
    },
    task: (ctx, task) => {
      const cleanup = () => {
        debug('removing zip file %s', downloadDestination);
        return fs.removeAsync(downloadDestination);
      };
      return cleanup().then(() => {
        debug('finished installation in', installDir);
        util.setTaskTitle(task, util.titleize(chalk.green('Finished Installation'), chalk.gray(installDir)), rendererOptions.renderer);
      });
    }
  }], {
    rendererOptions
  });

  // start the tasks!
  return Promise.resolve(tasks.run());
};
const validateOS = () => {
  return util.getPlatformInfo().then(platformInfo => {
    return platformInfo.match(/(win32-x64|linux-x64|linux-arm64|darwin-x64|darwin-arm64)/);
  });
};

/**
 * Returns the version to install - either a string like `1.2.3` to be fetched
 * from the download server or a file path or HTTP URL.
 */
function getVersionOverride({
  arch,
  envVarVersion,
  buildInfo
}) {
  // let this environment variable reset the binary version we need
  if (envVarVersion) {
    return envVarVersion;
  }
  if (buildInfo && !buildInfo.stable) {
    logger.log(chalk.yellow(stripIndent`
        ${logSymbols.warning} Warning: You are installing a pre-release build of Cypress.

        Bugs may be present which do not exist in production builds.

        This build was created from:
          * Commit SHA: ${buildInfo.commitSha}
          * Commit Branch: ${buildInfo.commitBranch}
          * Commit Timestamp: ${buildInfo.commitDate}
      `));
    logger.log();
    return _getBinaryUrlFromBuildInfo(arch, buildInfo);
  }
}
function getEnvVarVersion() {
  if (!util.getEnv('CYPRESS_INSTALL_BINARY')) return;

  // because passed file paths are often double quoted
  // and might have extra whitespace around, be robust and trim the string
  const trimAndRemoveDoubleQuotes = true;
  const envVarVersion = util.getEnv('CYPRESS_INSTALL_BINARY', trimAndRemoveDoubleQuotes);
  debug('using environment variable CYPRESS_INSTALL_BINARY "%s"', envVarVersion);
  return envVarVersion;
}
const start = async (options = {}) => {
  debug('installing with options %j', options);
  const envVarVersion = getEnvVarVersion();
  if (envVarVersion === '0') {
    debug('environment variable CYPRESS_INSTALL_BINARY = 0, skipping install');
    logger.log(stripIndent`
        ${chalk.yellow('Note:')} Skipping binary installation: Environment variable CYPRESS_INSTALL_BINARY = 0.`);
    logger.log();
    return;
  }
  _.defaults(options, {
    force: false,
    buildInfo
  });
  if (util.getEnv('CYPRESS_CACHE_FOLDER')) {
    const envCache = util.getEnv('CYPRESS_CACHE_FOLDER');
    logger.log(stripIndent`
        ${chalk.yellow('Note:')} Overriding Cypress cache directory to: ${chalk.cyan(envCache)}

              Previous installs of Cypress may not be found.
      `);
    logger.log();
  }
  const pkgVersion = util.pkgVersion();
  const arch = await util.getRealArch();
  const versionOverride = getVersionOverride({
    arch,
    envVarVersion,
    buildInfo: options.buildInfo
  });
  const versionToInstall = versionOverride || pkgVersion;
  debug('version in package.json is %s, version to install is %s', pkgVersion, versionToInstall);
  const installDir = state.getVersionDir(pkgVersion, options.buildInfo);
  const cacheDir = state.getCacheDir();
  const binaryDir = state.getBinaryDir(pkgVersion);
  if (!(await validateOS())) {
    return throwFormErrorText(errors.invalidOS)();
  }
  await fs.ensureDirAsync(cacheDir).catch({
    code: 'EACCES'
  }, err => {
    return throwFormErrorText(errors.invalidCacheDirectory)(stripIndent`
    Failed to access ${chalk.cyan(cacheDir)}:

    ${err.message}
    `);
  });
  const binaryPkg = await state.getBinaryPkgAsync(binaryDir);
  const binaryVersion = await state.getBinaryPkgVersion(binaryPkg);
  const shouldInstall = () => {
    if (!binaryVersion) {
      debug('no binary installed under cli version');
      return true;
    }
    logger.log();
    logger.log(stripIndent`
      Cypress ${chalk.green(binaryVersion)} is installed in ${chalk.cyan(installDir)}
      `);
    logger.log();
    if (options.force) {
      debug('performing force install over existing binary');
      return true;
    }
    if (binaryVersion === versionToInstall || !util.isSemver(versionToInstall)) {
      // our version matches, tell the user this is a noop
      alreadyInstalledMsg();
      return false;
    }
    return true;
  };

  // noop if we've been told not to download
  if (!shouldInstall()) {
    return debug('Not downloading or installing binary');
  }
  if (envVarVersion) {
    logger.log(chalk.yellow(stripIndent`
        ${logSymbols.warning} Warning: Forcing a binary version different than the default.

          The CLI expected to install version: ${chalk.green(pkgVersion)}

          Instead we will install version: ${chalk.green(versionToInstall)}

          These versions may not work properly together.
      `));
    logger.log();
  }
  const getLocalFilePath = async () => {
    // see if version supplied is a path to a binary
    if (await fs.pathExistsAsync(versionToInstall)) {
      return path.extname(versionToInstall) === '.zip' ? versionToInstall : false;
    }
    const possibleFile = util.formAbsolutePath(versionToInstall);
    debug('checking local file', possibleFile, 'cwd', process.cwd());

    // if this exists return the path to it
    // else false
    if ((await fs.pathExistsAsync(possibleFile)) && path.extname(possibleFile) === '.zip') {
      return possibleFile;
    }
    return false;
  };
  const pathToLocalFile = await getLocalFilePath();
  if (pathToLocalFile) {
    const absolutePath = path.resolve(versionToInstall);
    debug('found local file at', absolutePath);
    debug('skipping download');
    const rendererOptions = getRendererOptions();
    return new Listr([unzipTask({
      progress: {
        throttle: 100,
        onProgress: null
      },
      zipFilePath: absolutePath,
      installDir,
      rendererOptions
    })], {
      rendererOptions
    }).run();
  }
  if (options.force) {
    debug('Cypress already installed at', installDir);
    debug('but the installation was forced');
  }
  debug('preparing to download and unzip version ', versionToInstall, 'to path', installDir);
  const downloadDir = os.tmpdir();
  await downloadAndUnzip({
    version: versionToInstall,
    installDir,
    downloadDir
  });

  // delay 1 sec for UX, unless we are testing
  await Promise.delay(1000);
  displayCompletionMsg();
};
module.exports = {
  start,
  _getBinaryUrlFromBuildInfo
};
const unzipTask = ({
  zipFilePath,
  installDir,
  progress,
  rendererOptions
}) => {
  return {
    options: {
      title: util.titleize('Unzipping Cypress')
    },
    task: (ctx, task) => {
      // as our unzip progresses indicate the status
      progress.onProgress = progessify(task, 'Unzipping Cypress');
      return unzip.start({
        zipFilePath,
        installDir,
        progress
      }).then(() => {
        util.setTaskTitle(task, util.titleize(chalk.green('Unzipped Cypress')), rendererOptions.renderer);
      });
    }
  };
};
const progessify = (task, title) => {
  // return higher order function
  return (percentComplete, remaining) => {
    percentComplete = chalk.white(` ${percentComplete}%`);

    // pluralize seconds remaining
    remaining = chalk.gray(`${remaining}s`);
    util.setTaskTitle(task, util.titleize(title, percentComplete, remaining), getRendererOptions().renderer);
  };
};

// if we are running in CI then use
// the verbose renderer else use
// the default
const getRendererOptions = () => {
  let renderer = util.isCi() ? verbose : 'default';
  if (logger.logLevel() === 'silent') {
    renderer = 'silent';
  }
  return {
    renderer
  };
};

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