def __init__(self, parameters, job_id):
super(LxcProtocol, self).__init__(parameters, job_id)
self.system_timeout = Timeout('system', LAVA_LXC_TIMEOUT)
self.persistence = parameters['protocols'][self.name].get('persist',
False)
if self.persistence:
self.lxc_name = parameters['protocols'][self.name]['name']
else:
self.lxc_name = '-'.join(
[parameters['protocols'][self.name]['name'], str(job_id)])
self.lxc_dist = parameters['protocols'][self.name]['distribution']
self.lxc_release = parameters['protocols'][self.name]['release']
self.lxc_arch = parameters['protocols'][self.name].get('arch', None)
self.lxc_template = parameters['protocols'][self.name].get(
'template', 'download')
self.lxc_mirror = parameters['protocols'][self.name].get('mirror',
None)
self.lxc_security_mirror = parameters['protocols'][self.name].get(
'security_mirror', None)
self.verbose = parameters['protocols'][self.name].get('verbose', False)
self.fastboot_reboot = parameters.get('reboot_to_fastboot', True)
self.custom_lxc_path = False
if LXC_PATH != lxc_path(parameters['dispatcher']):
self.custom_lxc_path = True
self.logger = logging.getLogger('dispatcher')
def run(self, connection, max_end_time, args=None):
connection = super(LxcCreateAction, self).run(connection, max_end_time,
args)
verbose = '' if self.lxc_data['verbose'] else '-q'
lxc_default_path = lxc_path(self.job.parameters['dispatcher'])
if self.lxc_data['custom_lxc_path']:
lxc_create = ['lxc-create', '-P', lxc_default_path]
else:
lxc_create = ['lxc-create']
if self.lxc_data['lxc_template'] in LXC_TEMPLATE_WITH_MIRROR:
lxc_cmd = lxc_create + [
verbose, '-t', self.lxc_data['lxc_template'], '-n',
self.lxc_data['lxc_name'], '--', '--release',
self.lxc_data['lxc_release']
]
if self.lxc_data['lxc_mirror']:
lxc_cmd += ['--mirror', self.lxc_data['lxc_mirror']]
if self.lxc_data['lxc_security_mirror']:
lxc_cmd += [
'--security-mirror', self.lxc_data['lxc_security_mirror']
]
# FIXME: Should be removed when LAVA's supported distro is bumped
# to Debian Stretch or any distro that supports systemd
lxc_cmd += ['--packages', LXC_DEFAULT_PACKAGES]
else:
lxc_cmd = lxc_create + [
verbose, '-t', self.lxc_data['lxc_template'], '-n',
self.lxc_data['lxc_name'], '--', '--dist',
self.lxc_data['lxc_distribution'], '--release',
self.lxc_data['lxc_release']
]
if self.lxc_data['lxc_arch']:
lxc_cmd += ['--arch', self.lxc_data['lxc_arch']]
cmd_out = self.run_command(lxc_cmd, allow_fail=True, allow_silent=True)
if isinstance(cmd_out, str):
if 'exists' in cmd_out and self.lxc_data['lxc_persist']:
self.logger.debug('Persistant container exists')
self.results = {'status': self.lxc_data['lxc_name']}
elif not cmd_out:
raise JobError("Unable to create lxc container")
else:
self.logger.debug('Container created successfully')
self.results = {'status': self.lxc_data['lxc_name']}
# Create symlink in default container path ie., /var/lib/lxc defined by
# LXC_PATH so that we need not add '-P' option to every lxc-* command.
dst = os.path.join(LXC_PATH, self.lxc_data['lxc_name'])
if self.lxc_data['custom_lxc_path'] and not os.path.exists(dst):
os.symlink(
os.path.join(lxc_default_path, self.lxc_data['lxc_name']),
os.path.join(LXC_PATH, self.lxc_data['lxc_name']))
return connection
def run(self, connection, max_end_time, args=None):
connection = super(ApplyLxcOverlay, self).run(connection, max_end_time,
args)
overlay_file = self.get_namespace_data(action='compress-overlay',
label='output',
key='file')
if overlay_file is None:
self.logger.debug("skipped %s", self.name)
return connection
lxc_name = self.get_namespace_data(action='lxc-create-action',
label='lxc',
key='name')
lxc_default_path = lxc_path(self.job.parameters['dispatcher'])
lxc_rootfs_path = os.path.join(lxc_default_path, lxc_name, 'rootfs')
if not os.path.exists(lxc_rootfs_path):
raise LAVABug("Lxc container rootfs not found")
tar_cmd = [
'tar', '--warning', 'no-timestamp', '-C', lxc_rootfs_path, '-xaf',
overlay_file
]
command_output = self.run_command(tar_cmd)
if command_output and command_output is not '':
raise JobError("Unable to untar overlay: %s" % command_output)
# FIXME: Avoid copying this special 'lava-test-runner' which does not
# have 'sync' in cleanup. This should be handled during the
# creation of the overlay instead. Make a special case to copy
# lxc specific scripts, with distro specific versions.
fname = os.path.join(self.lava_test_dir, 'lava-test-runner')
output_file = '%s/bin/%s' % (lxc_rootfs_path, os.path.basename(fname))
self.logger.debug("Copying %s", output_file)
try:
shutil.copy(fname, output_file)
except IOError:
raise InfrastructureError("Unable to copy: %s" % output_file)
return connection