upload.js

#!/usr/bin/env node

'use strict'

const exec = require('child_process').execSync
const fs = require('fs')

const config = require('./lib/config')
const info = require('./ci-services')()
const hasLockfileCommit = require('./lib/git-helpers').hasLockfileCommit

module.exports = function upload () {
  if (!info.branchName) {
    return console.error('No branch details set, so assuming not a Greenkeeper branch')
  }

  // legacy support
  if (config.branchPrefix === 'greenkeeper/' && info.branchName.startsWith('greenkeeper-')) {
    config.branchPrefix = 'greenkeeper-'
  }

  if (!info.branchName.startsWith(config.branchPrefix)) {
    return console.error(`'${info.branchName}' is not a Greenkeeper branch`)
  }

  const isInitial = info.branchName === (config.branchPrefix + 'initial') ||
    info.branchName === (config.branchPrefix + 'update-all')

  if (isInitial) {
    return console.error('Not running on the initial Greenkeeper branch. Will only run on Greenkeeper branches that update a specific dependency')
  }

  if (!info.uploadBuild) {
    return console.error('Only uploading on one build job')
  }

  if (hasLockfileCommit(info)) { // Note: this has a side-effect that is required for the exec('git push') below
    return console.error('greenkeeper-lockfile already has a commit on this branch')
  }

  const err = fs.openSync('gk-lockfile-git-push.err', 'w')
  exec(`git push${process.env.GK_LOCK_COMMIT_AMEND ? ` --force-with-lease=${info.branchName}:origin/${info.branchName}` : ''} gk-origin HEAD:${info.branchName}`, {
    stdio: [
      'pipe',
      'pipe',
      err
    ]
  })
}

if (require.main === module) module.exports()