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docs: add activate example to data transfer #10

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May 8, 2023
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docs: add activate example to data transfer #10

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61 changes: 35 additions & 26 deletions examples/transfer/main.py
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Original file line number Diff line number Diff line change
Expand Up @@ -19,15 +19,16 @@
from doublecloud.transfer.v1.endpoint_service_pb2_grpc import EndpointServiceStub
from doublecloud.transfer.v1.transfer_pb2 import TransferType
from doublecloud.transfer.v1.transfer_service_pb2 import (
ActivateTransferRequest,
CreateTransferRequest,
DeactivateTransferRequest,
DeleteTransferRequest,
)
from doublecloud.transfer.v1.transfer_service_pb2_grpc import TransferServiceStub


def create_s3_src_endpoint(sdk, project_id, name):
svc = sdk.client(EndpointServiceStub)
operation = svc.Create(
def create_s3_src_endpoint(svc, project_id: str, name: str):
return svc.Create(
CreateEndpointRequest(
project_id=project_id,
name=f"s3-src-{name}",
Expand All @@ -42,18 +43,14 @@ def create_s3_src_endpoint(sdk, project_id, name):
),
)
)
return operation


def delete_endpoint(sdk, endpoint_id):
svc = sdk.client(EndpointServiceStub)
operation = svc.Delete(DeleteEndpointRequest(endpoint_id=endpoint_id))
return operation
def delete_endpoint(svc, endpoint_id: str):
return svc.Delete(DeleteEndpointRequest(endpoint_id=endpoint_id))


def create_ch_dst_endpoint(sdk, project_id, name):
svc = sdk.client(EndpointServiceStub)
operation = svc.Create(
def create_ch_dst_endpoint(svc, project_id: str, name: str):
return svc.Create(
CreateEndpointRequest(
project_id=project_id,
name=f"ch-dst-{name}",
Expand All @@ -71,23 +68,26 @@ def create_ch_dst_endpoint(sdk, project_id, name):
),
)
)
return operation


def create_transfer(sdk, project_id, name, src_id, dst_id):
svc = sdk.client(TransferServiceStub)
operation = svc.Create(
def create_transfer(svc, project_id: str, name: str, src_id: str, dst_id: str):
return svc.Create(
CreateTransferRequest(
source_id=src_id, target_id=dst_id, name=name, project_id=project_id, type=TransferType.SNAPSHOT_ONLY
)
)
return operation


def delete_transfer(sdk, transfer_id):
svc = sdk.client(TransferServiceStub)
operation = svc.Delete(DeleteTransferRequest(transfer_id=transfer_id))
return operation
def activate_transfer(svc, transfer_id: str):
return svc.Activate(ActivateTransferRequest(transfer_id=transfer_id))


def deactivate_transfer(svc, transfer_id: str):
return svc.Deactivate(DeactivateTransferRequest(transfer_id=transfer_id))


def delete_transfer(svc, transfer_id: str):
return svc.Delete(DeleteTransferRequest(transfer_id=transfer_id))


def main():
Expand All @@ -100,24 +100,31 @@ def main():
sdk = doublecloud.SDK(service_account_key=json.load(infile))

s3_src_endpoint, ch_dst_endpoint, transfer_id = None, None, None
endpoint_service, transfer_service = sdk.client(EndpointServiceStub), sdk.client(TransferServiceStub)

try:
# Create source endpoint for gathering data
operation = create_s3_src_endpoint(sdk, arguments.project_id, arguments.name)
operation = create_s3_src_endpoint(endpoint_service, arguments.project_id, arguments.name)
operation_result = sdk.wait_operation_and_get_result(operation)
s3_src_endpoint = operation_result.operation.resource_id
logging.info(f"Created s3 src endpoint: {s3_src_endpoint}")

# Create dst endpoint for pushing data
operation = create_ch_dst_endpoint(sdk, arguments.project_id, arguments.name)
operation = create_ch_dst_endpoint(endpoint_service, arguments.project_id, arguments.name)
operation_result = sdk.wait_operation_and_get_result(operation)
ch_dst_endpoint = operation_result.operation.resource_id
logging.info(f"Created ch dst endpoint: {ch_dst_endpoint}")

# Link endpoints into single transfer
logging.info("Linking endpoints into transfer")
operation = create_transfer(sdk, arguments.project_id, arguments.name, s3_src_endpoint, ch_dst_endpoint)
operation = create_transfer(
transfer_service, arguments.project_id, arguments.name, s3_src_endpoint, ch_dst_endpoint
)
operation_result = sdk.wait_operation_and_get_result(operation)
transfer_id = operation_result.operation.resource_id

# Activate created transfer
activate_transfer(transfer_service, transfer_id)
logging.info(f"Created transfer: {transfer_id}")

logging.info(
Expand All @@ -128,21 +135,23 @@ def main():

finally:
if transfer_id:
deactivate_transfer(transfer_service, transfer_id)

logging.info(f"Deleting transfer {transfer_id}")
operation = delete_transfer(sdk, transfer_id)
operation = delete_transfer(transfer_service, transfer_id)
sdk.wait_operation_and_get_result(
operation,
)

if s3_src_endpoint:
logging.info(f"Deleting s3 endpoint {s3_src_endpoint}")
operation = delete_endpoint(sdk, s3_src_endpoint)
operation = delete_endpoint(endpoint_service, s3_src_endpoint)
sdk.wait_operation_and_get_result(
operation,
)
if ch_dst_endpoint:
logging.info(f"Deleting ch endpoint {ch_dst_endpoint}")
operation = delete_endpoint(sdk, ch_dst_endpoint)
operation = delete_endpoint(endpoint_service, ch_dst_endpoint)
sdk.wait_operation_and_get_result(
operation,
)
Expand Down