PTU5KAS/kas/build.py

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# kas - setup tool for bitbake based projects
#
# Copyright (c) Siemens AG, 2017
#
# 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.
"""
The build plugin for kas.
"""
import os
from .context import Context
from .libkas import find_program, run_cmd, kasplugin
from .libcmds import (Macro, Command, SetupDir, CleanupSSHAgent,
SetupSSHAgent, SetupEnviron, SetupRepos,
WriteBBConfig, SetupHome, ReposApplyPatches)
__license__ = 'MIT'
__copyright__ = 'Copyright (c) Siemens AG, 2017'
@kasplugin
class Build:
"""
This class implements the build plugin for kas.
"""
@classmethod
def get_argparser(cls, parser):
"""
Returns an a parser for the build plugin
"""
bld_psr = parser.add_parser('build',
help='Checks out all necessary '
'repositories and builds using '
'bitbake as specificed in the '
'configuration file.')
bld_psr.add_argument('config',
help='Config file')
bld_psr.add_argument('--target',
action='append',
help='Select target to build')
bld_psr.add_argument('--task',
help='Select which task should be executed')
bld_psr.add_argument('--skip',
help='Skip build steps',
default=[])
def run(self, args):
"""
Executes the build command of the kas plugin.
"""
# pylint: disable=no-self-use
if args.cmd != 'build':
return False
ctx = Context(args.config, args.target, args.task)
macro = Macro()
# Prepare
macro.add(SetupDir())
if 'SSH_PRIVATE_KEY' in os.environ:
macro.add(SetupSSHAgent())
macro.add(SetupRepos())
macro.add(SetupEnviron())
macro.add(SetupHome())
macro.add(ReposApplyPatches())
macro.add(WriteBBConfig())
# Build
macro.add(BuildCommand(args.task))
if 'SSH_PRIVATE_KEY' in os.environ:
macro.add(CleanupSSHAgent())
macro.run(ctx, args.skip)
return True
class BuildCommand(Command):
"""
Implement the bitbake build step.
"""
def __init__(self, task):
super().__init__()
self.task = task
def __str__(self):
return 'build'
def execute(self, ctx):
"""
Executes the bitbake build command.
"""
# Start bitbake build of image
bitbake = find_program(ctx.environ['PATH'], 'bitbake')
run_cmd(([bitbake, '-k', '-c', ctx.config.get_bitbake_task()]
+ ctx.config.get_bitbake_targets()),
env=ctx.environ, cwd=ctx.build_dir)