def deploy(args):
if args.instance_path and not path.isdir(args.instance_path):
raise argparse.ArgumentTypeError(
"Directory {0} is not a valid path!".format(args.instance_path))
storage = Storage(Path(args.instance_path).joinpath(
".opera")) if args.instance_path else Storage(Path(".opera"))
storage.write(args.csar.name, "root_file")
# TODO(@tadeboro): This should be part of the init command that we do not
# have yet.
try:
inputs = yaml.safe_load(args.inputs) if args.inputs else {}
storage.write_json(inputs, "inputs")
except Exception as e:
print("Invalid inputs: {}".format(e))
return 1
try:
ast = tosca.load(Path.cwd(), PurePath(args.csar.name))
template = ast.get_template(inputs)
topology = template.instantiate(storage)
topology.deploy()
except ParseError as e:
print("{}: {}".format(e.loc, e))
return 1
except DataError as e:
print(str(e))
return 1
return 0
def init_compressed_csar(csar_name: str, inputs: typing.Optional[dict], storage: Storage, clean_storage: bool):
if storage.exists("root_file"):
if clean_storage:
storage.remove_all()
else:
print("Looks like service template or CSAR has already been initialized. "
"Use the --clean/-c flag to clear the storage.")
return
if inputs is None:
inputs = {}
storage.write_json(inputs, "inputs")
csars_dir = Path(storage.path) / "csars"
csars_dir.mkdir(exist_ok=True)
csar = CloudServiceArchive.create(PurePath(csar_name))
csar.validate_csar()
tosca_service_template = csar.get_entrypoint()
# unzip csar and save the path to storage
csar_dir = csars_dir / Path("csar")
ZipFile(csar_name, "r").extractall(csar_dir)
csar_tosca_service_template_path = csar_dir / tosca_service_template
storage.write(str(csar_tosca_service_template_path), "root_file")
# try to initiate service template from csar
ast = tosca.load(Path(csar_dir), Path(tosca_service_template))
template = ast.get_template(inputs)
template.instantiate(storage)
def update(storage_old: Storage, workdir_old: str, storage_new: Storage,
workdir_new: str, instance_comparer: InstanceComparer,
instance_diff: Diff, verbose_mode: bool, num_workers: int,
overwrite: bool):
template_old = get_template(storage_old)
template_new = get_template(storage_new)
topology_old = template_old.instantiate(storage_old)
topology_new = template_new.instantiate(storage_new)
if verbose_mode:
print(format_outputs(instance_diff.outputs(), "json"))
instance_comparer.prepare_update(topology_old, topology_new, instance_diff)
topology_old.undeploy(verbose_mode, workdir_old, num_workers)
topology_old.write_all()
if overwrite:
# swap storage
topology_new.set_storage(storage_old)
# rewrite inputs and root file
storage_old.write_json(storage_new.read_json("inputs"), "inputs")
storage_old.write(storage_new.read("root_file"), "root_file")
topology_new.write_all()
topology_new.deploy(verbose_mode, workdir_new, num_workers)
def deploy(service_template: str, inputs: typing.Optional[dict],
storage: Storage, verbose_mode: bool, num_workers: int,
delete_existing_state: bool):
"""
:raises ParseError:
:raises DataError:
"""
if delete_existing_state:
storage.remove("instances")
if inputs is None:
if storage.exists("inputs"):
inputs = yaml.safe_load(storage.read("inputs"))
else:
inputs = {}
storage.write_json(inputs, "inputs")
storage.write(service_template, "root_file")
workdir = str(Path.cwd())
if storage.exists("csars"):
csar_dir = Path(storage.path) / "csars" / "csar"
workdir = str(csar_dir)
ast = tosca.load(Path(csar_dir),
PurePath(service_template).relative_to(csar_dir))
else:
ast = tosca.load(Path.cwd(), PurePath(service_template))
template = ast.get_template(inputs)
topology = template.instantiate(storage)
topology.deploy(verbose_mode, workdir, num_workers)
def deploy_compressed_csar(csar_path: PurePath, inputs: typing.Optional[dict],
storage: Storage, verbose_mode: bool,
num_workers: int, delete_existing_state: bool):
if delete_existing_state:
storage.remove("instances")
if inputs is None:
inputs = {}
storage.write_json(inputs, "inputs")
csars_dir = Path(storage.path) / "csars"
csars_dir.mkdir(exist_ok=True)
csar = CloudServiceArchive.create(csar_path)
csar.validate_csar()
tosca_service_template = csar.get_entrypoint()
# unzip csar, save the path to storage and set workdir
csar_dir = csars_dir / Path("csar")
ZipFile(csar_path, "r").extractall(csar_dir) # pylint: disable=consider-using-with
csar_tosca_service_template_path = csar_dir / tosca_service_template
storage.write(str(csar_tosca_service_template_path), "root_file")
workdir = str(csar_dir)
# initialize service template from CSAR and deploy
ast = tosca.load(Path(csar_dir), Path(tosca_service_template))
template = ast.get_template(inputs)
topology = template.instantiate(storage)
topology.deploy(verbose_mode, workdir, num_workers)
def deploy_service_template(service_template_path: PurePath,
inputs: typing.Optional[dict], storage: Storage,
verbose_mode: bool, num_workers: int,
delete_existing_state: bool):
if delete_existing_state:
storage.remove("instances")
if inputs is None:
if storage.exists("inputs"):
inputs = yaml.safe_load(storage.read("inputs"))
else:
inputs = {}
storage.write_json(inputs, "inputs")
storage.write(str(service_template_path), "root_file")
# set workdir and check if service template/CSAR has been initialized
workdir = Path(service_template_path.parent)
if storage.exists("csars"):
csar_dir = Path(storage.path) / "csars" / "csar"
workdir = csar_dir
ast = tosca.load(workdir, service_template_path.relative_to(csar_dir))
else:
ast = tosca.load(workdir, PurePath(service_template_path.name))
# initialize service template and deploy
template = ast.get_template(inputs)
topology = template.instantiate(storage)
topology.deploy(verbose_mode, workdir, num_workers)
def initialize_service_template(service_template: str,
inputs: typing.Optional[dict],
storage: Storage):
if inputs is None:
inputs = {}
storage.write_json(inputs, "inputs")
storage.write(service_template, "root_file")
ast = tosca.load(Path.cwd(), PurePath(service_template))
template = ast.get_template(inputs)
template.instantiate(storage)
def init_service_template(service_template: str, inputs: typing.Optional[dict],
storage: Storage, clean_storage: bool):
if storage.exists("root_file"):
if clean_storage:
storage.remove_all()
else:
print("Looks like service template or CSAR has already been initialized. "
"Use --clean/-c flag to clear the storage.")
return
if inputs is None:
inputs = {}
storage.write_json(inputs, "inputs")
storage.write(service_template, "root_file")
ast = tosca.load(Path.cwd(), PurePath(service_template))
template = ast.get_template(inputs)
template.instantiate(storage)
def initialize_compressed_csar(csar_name: str, inputs: typing.Optional[dict],
storage: Storage):
if inputs is None:
inputs = {}
storage.write_json(inputs, "inputs")
csars_dir = Path(storage.path) / "csars"
csars_dir.mkdir(exist_ok=True)
# validate csar
csar = CloudServiceArchive(csar_name, csars_dir)
tosca_service_template = csar.validate_csar()
# unzip csar and save the path to storage
csar_dir = csars_dir / Path("csar")
ZipFile(csar_name, 'r').extractall(csar_dir)
csar_tosca_service_template_path = csar_dir / tosca_service_template
storage.write(str(csar_tosca_service_template_path), "root_file")
# try to initiate service template from csar
ast = tosca.load(Path(csar_dir), Path(tosca_service_template))
template = ast.get_template(inputs)
template.instantiate(storage)
