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#
# Copyright (C) 2017 Codethink Limited
# Copyright (C) 2018 Bloomberg Finance LP
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library. If not, see <http://www.gnu.org/licenses/>.
#
# Authors:
# Tristan Maat <tristan.maat@codethink.co.uk>
import os
from .. import utils
from ..sandbox import SandboxDummy
from .platform import Platform
class Linux(Platform):
def _setup_sandbox(self, force_sandbox):
sandbox_setups = {
'bwrap': self._setup_bwrap_sandbox,
'chroot': self._setup_chroot_sandbox,
'dummy': self._setup_dummy_sandbox,
}
preferred_sandboxes = [
'bwrap',
]
self._try_sandboxes(force_sandbox, sandbox_setups, preferred_sandboxes)
def __init__(self, force_sandbox=None):
super().__init__(force_sandbox=force_sandbox)
self._uid = os.geteuid()
self._gid = os.getegid()
# Set linux32 option
self.linux32 = None
def can_crossbuild(self, config):
host_arch = self.get_host_arch()
if ((config.build_arch == "x86-32" and host_arch == "x86-64") or
(config.build_arch == "aarch32" and host_arch == "aarch64")):
if self.linux32 is None:
try:
utils.get_host_tool('linux32')
self.linux32 = True
except utils.ProgramNotFoundError:
self.linux32 = False
return self.linux32
return False
################################################
# Private Methods #
################################################
@staticmethod
def _check_dummy_sandbox_config(config):
return True
def _create_dummy_sandbox(self, *args, **kwargs):
dummy_reasons = " and ".join(self.dummy_reasons)
kwargs['dummy_reason'] = dummy_reasons
return SandboxDummy(*args, **kwargs)
def _setup_dummy_sandbox(self):
self.check_sandbox_config = Linux._check_dummy_sandbox_config
self.create_sandbox = self._create_dummy_sandbox
return True
def _check_sandbox_config_bwrap(self, config):
from ..sandbox._sandboxbwrap import SandboxBwrap
return SandboxBwrap.check_sandbox_config(self, config)
def _create_bwrap_sandbox(self, *args, **kwargs):
from ..sandbox._sandboxbwrap import SandboxBwrap
kwargs['linux32'] = self.linux32
return SandboxBwrap(*args, **kwargs)
def _setup_bwrap_sandbox(self):
from ..sandbox._sandboxbwrap import SandboxBwrap
# This function should only be called once.
# but if it does eg, in the tests we want to
# reset the sandbox checks
SandboxBwrap._have_good_bwrap = None
self._check_sandbox(SandboxBwrap)
self.check_sandbox_config = self._check_sandbox_config_bwrap
self.create_sandbox = self._create_bwrap_sandbox
return True
def _check_sandbox_config_chroot(self, config):
from ..sandbox._sandboxchroot import SandboxChroot
return SandboxChroot.check_sandbox_config(self, config)
@staticmethod
def _create_chroot_sandbox(*args, **kwargs):
from ..sandbox._sandboxchroot import SandboxChroot
return SandboxChroot(*args, **kwargs)
def _setup_chroot_sandbox(self):
from ..sandbox._sandboxchroot import SandboxChroot
self._check_sandbox(SandboxChroot)
self.check_sandbox_config = self._check_sandbox_config_chroot
self.create_sandbox = Linux._create_chroot_sandbox
return True
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