1 # Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
2 # Use of this source code is governed by a BSD-style license that can be
3 # found in the LICENSE file.
5 """Module containing SDK stages."""
7 from __future__ import print_function
12 from chromite.cbuildbot import constants
13 from chromite.cbuildbot.stages import generic_stages
14 from chromite.lib import cros_build_lib
15 from chromite.lib import git
16 from chromite.lib import osutils
17 from chromite.lib import portage_util
20 class SDKPackageStage(generic_stages.BuilderStage):
21 """Stage that performs preparing and packaging SDK files"""
23 # Version of the Manifest file being generated. Should be incremented for
24 # Major format changes.
25 MANIFEST_VERSION = '1'
26 _EXCLUDED_PATHS = ('usr/lib/debug', constants.AUTOTEST_BUILD_PATH,
29 def PerformStage(self):
30 tarball_name = 'built-sdk.tar.xz'
31 tarball_location = os.path.join(self._build_root, tarball_name)
32 chroot_location = os.path.join(self._build_root,
33 constants.DEFAULT_CHROOT_DIR)
34 board_location = os.path.join(chroot_location, 'build/amd64-host')
35 manifest_location = os.path.join(self._build_root,
36 '%s.Manifest' % tarball_name)
38 # Create a tarball of the latest SDK.
39 self.CreateSDKTarball(chroot_location, board_location, tarball_location)
41 # Create a package manifest for the tarball.
42 self.CreateManifestFromSDK(board_location, manifest_location)
44 # Create toolchain packages.
45 self.CreateRedistributableToolchains(chroot_location)
47 # Make sure the regular user has the permission to read.
48 cmd = ['chmod', 'a+r', tarball_location]
49 cros_build_lib.SudoRunCommand(cmd, cwd=board_location)
51 def CreateRedistributableToolchains(self, chroot_location):
52 """Create the toolchain packages"""
53 osutils.RmDir(os.path.join(chroot_location,
54 constants.SDK_TOOLCHAINS_OUTPUT),
57 # We need to run this as root because the tool creates hard links to root
58 # owned files and our bots enable security features which disallow that.
59 # Specifically, these features cause problems:
60 # /proc/sys/kernel/yama/protected_nonaccess_hardlinks
61 # /proc/sys/fs/protected_hardlinks
63 git.ReinterpretPathForChroot(os.path.join(
64 constants.CHROMITE_BIN_DIR, 'cros_setup_toolchains')),
66 '--output-dir', os.path.join('/', constants.SDK_TOOLCHAINS_OUTPUT),
68 cros_build_lib.SudoRunCommand(cmd, enter_chroot=True)
70 def CreateSDKTarball(self, _chroot, sdk_path, dest_tarball):
71 """Creates an SDK tarball from a given source chroot.
74 chroot: A chroot used for finding compression tool.
75 sdk_path: Path to the root of newly generated SDK image.
76 dest_tarball: Path of the tarball that should be created.
78 # TODO(zbehan): We cannot use xz from the chroot unless it's
80 extra_args = ['--exclude=%s/*' % path for path in self._EXCLUDED_PATHS]
81 # Options for maximum compression.
82 extra_env = { 'XZ_OPT' : '-e9' }
83 cros_build_lib.CreateTarball(
84 dest_tarball, sdk_path, sudo=True, extra_args=extra_args,
87 def CreateManifestFromSDK(self, sdk_path, dest_manifest):
88 """Creates a manifest from a given source chroot.
91 sdk_path: Path to the root of the SDK to describe.
92 dest_manifest: Path to the manifest that should be generated.
95 for key, version in portage_util.ListInstalledPackages(sdk_path):
96 package_data.setdefault(key, []).append((version, {}))
97 self._WriteManifest(package_data, dest_manifest)
99 def _WriteManifest(self, data, manifest):
100 """Encode manifest into a json file."""
101 json_input = dict(version=self.MANIFEST_VERSION, packages=data)
102 osutils.WriteFile(manifest, json.dumps(json_input))
105 class SDKTestStage(generic_stages.BuilderStage):
106 """Stage that performs testing an SDK created in a previous stage"""
108 option_name = 'tests'
110 def PerformStage(self):
111 tarball_location = os.path.join(self._build_root, 'built-sdk.tar.xz')
112 new_chroot_cmd = ['cros_sdk', '--chroot', 'new-sdk-chroot']
113 # Build a new SDK using the provided tarball.
114 cmd = new_chroot_cmd + ['--download', '--replace', '--nousepkg',
115 '--url', 'file://' + tarball_location]
116 cros_build_lib.RunCommand(cmd, cwd=self._build_root,
117 extra_env=self._portage_extra_env)
119 for board in self._boards:
120 cros_build_lib.PrintBuildbotStepText(board)
121 cmd = new_chroot_cmd + ['--', './setup_board',
122 '--board', board, '--skip_chroot_upgrade']
123 cros_build_lib.RunCommand(cmd, cwd=self._build_root)
124 cmd = new_chroot_cmd + ['--', './build_packages',
125 '--board', board, '--nousepkg', '--skip_chroot_upgrade']
126 cros_build_lib.RunCommand(cmd, cwd=self._build_root,
127 extra_env=self._portage_extra_env)