| #!/usr/bin/python |
| |
| # Copyright (c) 2009-2011 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """Package builder for the dev server.""" |
| import os |
| import subprocess |
| import sys |
| |
| import cherrypy |
| |
| |
| def _OutputOf(command): |
| """Runs command, a list of arguments beginning with an executable. |
| |
| Args: |
| command: A list of arguments, beginning with the executable |
| Returns: |
| The output of the command |
| Raises: |
| subprocess.CalledProcessError if the command fails |
| """ |
| command_name = ' '.join(command) |
| cherrypy.log('Executing: ' + command_name, 'BUILD') |
| |
| p = subprocess.Popen(command, stdout=subprocess.PIPE) |
| output_blob = p.communicate()[0] |
| if p.returncode != 0: |
| raise subprocess.CalledProcessError(p.returncode, command_name) |
| return output_blob |
| |
| |
| class Builder(object): |
| """Builds packages for the devserver.""" |
| |
| def _ShouldBeWorkedOn(self, board, pkg): |
| """Is pkg a package that could be worked on, but is not?""" |
| if pkg in _OutputOf(['cros_workon', '--board=' + board, 'list']): |
| return False |
| |
| # If it's in the list of possible workon targets, we should be working on it |
| return pkg in _OutputOf([ |
| 'cros_workon', '--board=' + board, 'list', '--all']) |
| |
| def SetError(self, text): |
| cherrypy.response.status = 500 |
| cherrypy.log(text, 'BUILD') |
| return text |
| |
| def Build(self, board, pkg, additional_args): |
| """Handles a build request from the cherrypy server.""" |
| cherrypy.log('Additional build request arguments: ' + str(additional_args), |
| 'BUILD') |
| |
| def _AppendStrToEnvVar(env, var, additional_string): |
| env[var] = env.get(var, '') + ' ' + additional_string |
| cherrypy.log('%s flags modified to %s' % (var, env[var]), 'BUILD') |
| |
| env_copy = os.environ.copy() |
| if 'use' in additional_args: |
| _AppendStrToEnvVar(env_copy, 'USE', additional_args['use']) |
| |
| if 'features' in additional_args: |
| _AppendStrToEnvVar(env_copy, 'FEATURES', additional_args['features']) |
| |
| try: |
| if (self._ShouldBeWorkedOn(board, pkg) and |
| not additional_args.get('accept_stable')): |
| return self.SetError( |
| 'Package is not cros_workon\'d on the devserver machine.\n' |
| 'Either start working on the package or pass --accept_stable ' |
| 'to gmerge') |
| |
| rc = subprocess.call(['emerge-%s' % board, pkg], env=env_copy) |
| if rc != 0: |
| return self.SetError('Could not emerge ' + pkg) |
| |
| cherrypy.log('ecleaning %s' % pkg, 'BUILD') |
| rc = subprocess.call(['eclean-' + board, '-d', 'packages']) |
| if rc != 0: |
| return self.SetError('eclean failed') |
| |
| cherrypy.log('eclean complete %s' % pkg, 'BUILD') |
| return 'Success\n' |
| except OSError, e: |
| return self.SetError('Could not execute build command: ' + str(e)) |