def list_ports(composition: mzcompose.Composition,
service: Optional[str]) -> int:
if service is None:
raise errors.MzRuntimeError(
f"list-ports command requires a service argument")
for port in composition.find_host_ports(service):
print(port)
return 0
def web(composition: mzcompose.Composition, service: Optional[str]) -> int:
if service is None:
raise errors.MzRuntimeError(f"web command requires a service argument")
ports = composition.find_host_ports(service)
if len(ports) == 1:
webbrowser.open(f"http://localhost:{ports[0]}")
elif not ports:
raise errors.MzRuntimeError(f"No running services matched {service!r}")
else:
raise errors.MzRuntimeError(
f"Too many ports matched {service!r}, found: {ports}")
return 0
