def undeploy(storage: Storage, verbose_mode: bool, num_workers: int):
"""
Undeploy a deployment.
:raises ParseError:
:raises DataError:
"""
if storage.exists("inputs"):
inputs = storage.read_json("inputs")
else:
inputs = {}
if storage.exists("root_file"):
service_template = storage.read("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.undeploy(verbose_mode, workdir, num_workers)
else:
print("There is no root_file in 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 outputs(storage: Storage) -> dict:
"""
Get deployment outputs.
:raises ParseError:
:raises DataError:
"""
if storage.exists("inputs"):
inputs = storage.read_json("inputs")
else:
inputs = {}
if storage.exists("root_file"):
service_template_path = PurePath(storage.read("root_file"))
if storage.exists("csars"):
csar_dir = Path(storage.path) / "csars" / "csar"
ast = tosca.load(Path(csar_dir),
service_template_path.relative_to(csar_dir))
else:
ast = tosca.load(Path(service_template_path.parent),
PurePath(service_template_path.name))
template = ast.get_template(inputs)
# We need to instantiate the template in order
# to get access to the instance state.
template.instantiate(storage)
result: Dict = template.get_outputs()
return result
else:
print("There is no root_file in storage.")
return {}
def outputs(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"))
root = storage.read("root_file")
inputs = storage.read_json("inputs")
try:
ast = tosca.load(Path.cwd(), PurePath(root))
template = ast.get_template(inputs)
topology = template.instantiate(storage)
# We need to instantiate the template in order to get access to the
# instance state.
print(format_outputs(template.get_outputs(), args.format))
except ParseError as e:
print("{}: {}".format(e.loc, e))
return 1
except DataError as e:
print(str(e))
return 1
return 0
def undeploy(args):
storage = Storage(Path(".opera"))
root = storage.read("root_file")
inputs = storage.read_json("inputs")
try:
ast = tosca.load(Path.cwd(), PurePath(root))
template = ast.get_template(inputs)
topology = template.instantiate(storage)
topology.undeploy()
except ParseError as e:
print("{}: {}".format(e.loc, e))
return 1
except DataError as e:
print(str(e))
return 1
return 0
def outputs(args):
storage = Storage(Path(".opera"))
root = storage.read("root_file")
inputs = storage.read_json("inputs")
try:
ast = tosca.load(Path.cwd(), PurePath(root))
template = ast.get_template(inputs)
topology = template.instantiate(storage)
# We need to instantiate the template in order to get access to the
# instance state.
print(format_outputs(template.get_outputs(), args.format))
except ParseError as e:
print("{}: {}".format(e.loc, e))
return 1
except DataError as e:
print(str(e))
return 1
return 0
def outputs(storage: Storage) -> dict:
"""
:raises ParseError:
:raises DataError:
"""
service_template = storage.read("root_file")
inputs = storage.read_json("inputs")
if storage.exists("csars"):
csar_dir = Path(storage.path) / "csars" / "csar"
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)
# We need to instantiate the template in order
# to get access to the instance state.
template.instantiate(storage)
return template.get_outputs()
