def push(target_image: Image) -> int:
log = logging.getLogger('dcb.push')
log.info('tagging {0} as {1}...'.format(target_image.name(),
target_image.fq_name()))
rc = run_it(['docker', 'tag', target_image.name(), target_image.fq_name()])
if rc == 0:
log.info('pushing {0}...'.format(target_image.fq_name()))
rc = run_it(['docker', 'push', target_image.fq_name()])
if rc == 0:
describe(target_image)
else:
raise Exception('Error pushing {0}: {1}'.format(
target_image.fq_name(), rc))
else:
raise Exception('Error tagging {0} as {1}...'.format(
target_image.name(), target_image.fq_name()))
def pull(upstream_image: Image) -> int:
log = logging.getLogger('dcb.pull')
upstream_image_fq_name = upstream_image.fq_name()
log.info('pulling {0}...'.format(upstream_image_fq_name))
rc = run_it(['docker', 'pull', upstream_image_fq_name])
if rc == 0:
describe(upstream_image)
else:
raise Exception('Error pulling {0}: {1}'.format(
upstream_image_fq_name, rc))
def login(self) -> bool:
log = logging.getLogger("dcb.login")
if self.user is None:
log.debug(
"{0}: no user specified. skipping registry login.".format(
self.env_infix
)
)
return False
elif self.pwd is None:
log.debug(
"{0}: no password specified for {1}. skipping registry login.".format(
self.env_infix,
self.user
)
)
return False
else:
if not self._logged_in:
log.info(
"{0}: logging {1} into {2}...".format(
self.env_infix,
self.user,
self.registry
)
)
cmd = ['docker', 'login', '-u', self.user, '-p', self.pwd]
if self.email:
cmd += ['-e', self.email]
cmd += [self.registry]
run_it(cmd)
log.info("logged in")
self._logged_in = True
else:
log.debug(
"{0}: already logged into {1} as {2}".format(
self.env_infix,
self.registry,
self.user
)
)
return True
def build(target_image: Image, build_envs: List[str], sub_dirs: bool) -> int:
log = logging.getLogger('dcb.build')
log.info('building the {0} container...'.format(target_image.name()))
cmd = ['docker', 'build', '--rm=false', "--progress=plain"]
cmd += fmt_build_args(build_envs)
cmd += ['-t', target_image.name()]
cmd += ['-f', dockerfile(target_image.tag, sub_dirs)]
cmd += [docker_build_dir(target_image.tag, sub_dirs)]
rc = run_it(cmd)
if rc == 0:
describe(target_image)
else:
raise Exception('Error building {0}: {1}'.format(target_image, rc))
def describe(image: Image) -> int:
return run_it(['docker', 'images', image.fq_name()])