def upgrade() -> None:
logger.info('Upgrading snap packages')
err, code = execute('snap refresh', onlyerror=True)
if code != 0:
logger.error(
'Cannot upgrade snap packages (exited with %s). Stderr:\n%s' %
(code, err))
def install(*package_names) -> None:
upgrade()
cache = Cache()
cache.update()
cache.open()
for name in package_names:
if name not in cache:
logger.error('Package %s not found!' % (name, ))
continue
package = cache[name]
if package.is_installed:
logger.warning('Package %s already installed!' % (name, ))
continue
package.mark_install()
cache.commit(TextFetchProgress(), InstallProgress())
cache.close()
def install(*package_names) -> None:
for name in package_names:
logger.info('Installing pip package %s' % (name, ))
err, code = execute('python3 -m pip install --upgrade %s' % (name, ),
check=False,
onlyerror=True)
if code != 0:
logger.error('Pip package %s cannot be installed. Stderr:\n%s' %
(name, err))
def remove(*package_names) -> None:
for name in package_names:
logger.info('Removing pip package %s' % (name, ))
err, code = execute('python3 -m pip uninstall %s' % (name, ),
check=False,
onlyerror=True)
if code != 0:
logger.error('Pip package %s cannot be removed. Stderr:\n%s' %
(name, err))
def install(*package_names) -> None:
for name in package_names:
logger.info('Installing snap package %s' % (name, ))
if execute('snap info %s' % (name, ), onlycode=True) != 0:
logger.error('Snap package %s not found!' % (name, ))
continue
if name in list_all():
logger.warning('Snap package %s already installed!' % (name, ))
continue
err, code = execute('snap install %s' % (name, ),
check=False,
onlyerror=True)
if code != 0:
logger.error(
'Snap package %s cannot be installed (exited with %s). Stderr:\n%s'
% (name, code, err))
def build(fp,
tag,
logs=False,
remove=True,
timeout=300,
pull_image=True,
**kwargs):
logger.info('Building image %s from %s' % (tag, fp))
try:
image, log = get_client().images.build(path=fp,
tag=tag,
rm=remove,
timeout=timeout,
pull=pull_image,
**kwargs)
if logs:
return (image, log)
else:
return image
except BuildError:
logger.error('Build for image from %s failed' % (fp, ))
def get(name) -> Image:
try:
return get_client().images.get(name)
except ImageNotFound:
logger.error('Image %s not found..' % (name, ))