def publish_metadata_in_ipfs_and_update_registration(self):
# first we check that we do not change payment_address or group_id in existed payment groups
old_metadata = self._get_service_metadata_from_registry()
new_metadata = load_mpe_service_metadata(self.args.metadata_file)
for old_group in old_metadata["groups"]:
if (new_metadata.is_group_name_exists(old_group["group_name"])):
new_group = new_metadata.get_group(old_group["group_name"])
if (new_group["group_id"] != old_group["group_id"]
or new_group["payment_address"] !=
old_group["payment_address"]):
raise Exception(
"\n\nYou are trying to change group_id or payment_address in group '%s'.\n"
% old_group["group_name"] +
"It would make all open channels invalid.\n" +
"You shoudn't use 'metadata-init' for existed service, because it reinitialize group_id\n"
+
"Please use 'metadata-set-model' for change your protobuf file\n"
+
"Please use 'metadata-remove-all-endpoints/metadata-add-endpoints to update endpoints'\n\n"
)
metadata_uri = hash_to_bytesuri(
self._publish_metadata_in_ipfs(self.args.metadata_file))
params = [
type_converter("bytes32")(self.args.org_id),
type_converter("bytes32")(self.args.service_id), metadata_uri
]
self.transact_contract_command("Registry", "updateServiceRegistration",
params)
def metadata_add_description(self):
""" Metadata: add description """
service_description = {}
if (self.args.json):
service_description = json.loads(self.args.json)
if (self.args.url):
if "url" in service_description:
raise Exception(
"json service description already contains url field")
service_description["url"] = self.args.url
if (self.args.description):
if "description" in service_description:
raise Exception(
"json service description already contains description field"
)
service_description["description"] = self.args.description
metadata = load_mpe_service_metadata(self.args.metadata_file)
# merge with old service_description if necessary
if ("service_description" in metadata):
service_description = {
**metadata["service_description"],
**service_description
}
metadata.set_simple_field("service_description", service_description)
metadata.save_pretty(self.args.metadata_file)
def publish_proto_metadata_update(self):
""" Publish protobuf model in ipfs and update existing metadata file """
metadata = load_mpe_service_metadata(self.args.metadata_file)
ipfs_hash_base58 = utils_ipfs.publish_proto_in_ipfs(
self._get_ipfs_client(), self.args.protodir)
metadata.set_simple_field("model_ipfs_hash", ipfs_hash_base58)
metadata.save_pretty(self.args.metadata_file)
def metadata_add_endpoints(self):
""" Metadata: add endpoint to the group """
metadata = load_mpe_service_metadata(self.args.metadata_file)
group_name = metadata.get_group_name_nonetrick(self.args.group_name)
for endpoint in self.args.endpoints:
metadata.add_endpoint(group_name, endpoint)
metadata.save_pretty(self.args.metadata_file)
def metadata_update_endpoints(self):
""" Metadata: Remove all endpoints from the group and add new ones """
metadata = load_mpe_service_metadata(self.args.metadata_file)
group_name = metadata.get_group_name_nonetrick(self.args.group_name)
metadata.remove_all_endpoints_for_group(group_name)
for endpoint in self.args.endpoints:
metadata.add_endpoint(group_name, endpoint)
metadata.save_pretty(self.args.metadata_file)
def _read_metadata_for_service(self, org_id, service_id):
sdir = self.get_service_spec_dir(org_id, service_id)
if (not os.path.exists(sdir)):
raise Exception(
"Service with org_id=%s and service_id=%s is not initialized" %
(org_id, service_id))
return load_mpe_service_metadata(
sdir.joinpath("service_metadata.json"))
def _publish_metadata_in_ipfs(self, metadata_file):
metadata = load_mpe_service_metadata(metadata_file)
mpe_address = self.get_mpe_address()
if (self.args.update_mpe_address):
metadata.set_simple_field("mpe_address", mpe_address)
metadata.save_pretty(self.args.metadata_file)
if (mpe_address.lower() != metadata["mpe_address"].lower()):
raise Exception(
"\n\nmpe_address in metadata does not correspond to the current MultiPartyEscrow contract address\n"
+ "You have two possibilities:\n" +
"1. You can use --multipartyescrow-at to set current mpe address\n"
+
"2. You can use --update-mpe-address parameter to update mpe_address in metadata before publishing it\n"
)
return self._get_ipfs_client().add_bytes(
metadata.get_json().encode("utf-8"))
def extract_service_api_from_metadata(self):
metadata = load_mpe_service_metadata(self.args.metadata_file)
safe_extract_proto_from_ipfs(self._get_ipfs_client(),
metadata["model_ipfs_hash"],
self.args.protodir)
def metadata_remove_all_endpoints(self):
""" Metadata: remove all endpoints from all groups """
metadata = load_mpe_service_metadata(self.args.metadata_file)
metadata.remove_all_endpoints()
metadata.save_pretty(self.args.metadata_file)
def metadata_add_group(self):
metadata = load_mpe_service_metadata(self.args.metadata_file)
self._metadata_add_group(metadata)
metadata.save_pretty(self.args.metadata_file)
def metadata_set_fixed_price(self):
metadata = load_mpe_service_metadata(self.args.metadata_file)
metadata.set_fixed_price_in_cogs(self.args.price)
metadata.save_pretty(self.args.metadata_file)
def _read_metadata_for_service(self, org_id, service_id):
sdir = self.get_service_spec_dir(org_id, service_id)
if (not os.path.exists(sdir)):
raise Exception("Service with org_id=%s and service_id=%s is not initialized"%(org_id, service_id))
return load_mpe_service_metadata(sdir.joinpath("service_metadata.json"))
def _get_service_metadata_for_channel(self):
if (not os.path.exists(self.get_channel_dir())):
raise Exception("Channel %i is not initilized" %
self.args.channel_id)
return load_mpe_service_metadata(
self.get_channel_dir().joinpath("service_metadata.json"))
def _publish_metadata_in_ipfs(self, metadata_file):
metadata = load_mpe_service_metadata(metadata_file)
return self._get_ipfs_client().add_bytes(
metadata.get_json().encode("utf-8"))
def metadata_add_endpoints(self):
metadata = load_mpe_service_metadata(self.args.metadata_file)
metadata.load(self.args.metadata_file)
for endpoint in self.args.endpoints:
metadata.add_endpoint(self.args.group_name, endpoint)
metadata.save(self.args.metadata_file)
def metadata_add_group(self):
metadata = load_mpe_service_metadata(self.args.metadata_file)
metadata.add_group(self.args.group_name, self.args.payment_address)
metadata.save(self.args.metadata_file)
def _get_channel_service_metadata(self):
return load_mpe_service_metadata(
self.get_channel_dir().joinpath("service_metadata.json"))
def init_channel_from_metadata(self):
metadata = load_mpe_service_metadata(self.args.metadata_file)
self._check_channel_is_mine(self.args.channel_id)
self._init_channel_from_metadata(self.get_channel_dir(), metadata)
def open_init_channel_from_metadata(self):
metadata = load_mpe_service_metadata(self.args.metadata_file)
self._open_init_channel_from_metadata(metadata)
def open_init_channel_from_metadata(self):
metadata = load_mpe_service_metadata(self.args.metadata_file)
self._open_init_channel_from_metadata(metadata, {})
