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# -------------------------------------------------------------------------
# Copyright (c) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License. See License.txt in the project root for
# license information.
# --------------------------------------------------------------------------
import pytest
import uuid
import warnings
import os
from azure.eventhub.extensions.checkpointstoretable._vendor.data.tables import TableServiceClient
from azure.eventhub.extensions.checkpointstoretable import TableCheckpointStore
from azure.eventhub.exceptions import OwnershipLostError
STORAGE_ENV_KEYS = [
"AZURE_TABLES_CONN_STR",
"AZURE_COSMOS_CONN_STR"
]
def get_live_storage_table_client(conn_str_env_key):
try:
storage_connection_str = os.environ[conn_str_env_key]
table_name = "table{}".format(uuid.uuid4().hex)
table_service_client = TableServiceClient.from_connection_string(
storage_connection_str
)
table_service_client.create_table_if_not_exists(table_name)
return storage_connection_str, table_name
except:
pytest.skip("Storage table client can't be created")
def remove_live_storage_table_client(storage_connection_str, table_name):
try:
table_service_client = TableServiceClient.from_connection_string(
storage_connection_str
)
table_service_client.delete_table(table_name)
except:
warnings.warn(UserWarning("storage table teardown failed"))
def _create_checkpoint(partition_id, offset, sequence_number):
return {
"fully_qualified_namespace": "test_namespace",
"eventhub_name": "eventhub",
"consumer_group": "$default",
"partition_id": str(partition_id),
"offset": offset,
"sequence_number": sequence_number,
}
def _create_ownership(partition_id, owner_id, etag, last_modified_time):
return {
"fully_qualified_namespace": "test_namespace",
"eventhub_name": "eventhub",
"consumer_group": "$default",
"partition_id": str(partition_id),
"owner_id": owner_id,
"etag": etag,
"last_modified_time": last_modified_time,
}
def _claim_ownership_exception_test(storage_connection_str, table_name):
fully_qualified_namespace = "test_namespace"
eventhub_name = "eventhub"
consumer_group = "$default"
ownership_cnt = 8
checkpoint_store = TableCheckpointStore.from_connection_string(
storage_connection_str, table_name
)
ownership_list = []
for i in range(ownership_cnt):
ownership = _create_ownership(str(i), "owner_id", None, None)
ownership_list.append(ownership)
result_ownership_list = checkpoint_store.claim_ownership(ownership_list)
assert result_ownership_list[0]["owner_id"] == "owner_id"
single_ownership = [result_ownership_list[0].copy()]
single_ownership[0]["owner_id"] = "Bill"
ownership_list = checkpoint_store.claim_ownership(single_ownership)
assert ownership_list[0]["owner_id"] == "Bill"
single_ownership = [result_ownership_list[0].copy()]
single_ownership[0]["etag"] = "W/\"datetime'2021-08-02T00%3A46%3A51.7645424Z'\""
single_ownership[0]["owner_id"] = "Jack"
single_ownership[0]["partition_id"] = "10"
result_ownership = checkpoint_store.claim_ownership(single_ownership)
list_ownership = checkpoint_store.list_ownership(
fully_qualified_namespace, eventhub_name, consumer_group
)
assert result_ownership[0] in list_ownership
single_ownership = [result_ownership_list[0].copy()]
single_ownership[0]["etag"] = "W/\"datetime'2021-08-02T00%3A46%3A51.7645424Z'\""
with pytest.raises(OwnershipLostError) as e_info:
checkpoint_store.claim_ownership(single_ownership)
def _claim_and_list_ownership(storage_connection_str, table_name):
fully_qualified_namespace = "test_namespace"
eventhub_name = "eventhub"
consumer_group = "$default"
ownership_cnt = 8
checkpoint_store = TableCheckpointStore.from_connection_string(
storage_connection_str, table_name
)
ownership_list = checkpoint_store.list_ownership(
fully_qualified_namespace, eventhub_name, consumer_group
)
assert len(ownership_list) == 0
ownership_list = []
for i in range(ownership_cnt):
ownership = _create_ownership(str(i), "owner_id", None, None)
ownership_list.append(ownership)
result_ownership_list = checkpoint_store.claim_ownership(ownership_list)
assert ownership_list != result_ownership_list
assert len(result_ownership_list) == len(ownership_list)
for i in range(len(ownership_list)):
assert ownership_list[i]["etag"] != result_ownership_list[i]["etag"]
assert (
ownership_list[i]["last_modified_time"]
!= result_ownership_list[i]["last_modified_time"]
)
ownership_list = checkpoint_store.list_ownership(
fully_qualified_namespace, eventhub_name, consumer_group
)
assert len(ownership_list) == ownership_cnt
assert len(ownership_list) == len(result_ownership_list)
for i in range(len(result_ownership_list)):
assert ownership_list[i]["etag"] == result_ownership_list[i]["etag"]
assert (
ownership_list[i]["last_modified_time"]
== result_ownership_list[i]["last_modified_time"]
)
def _update_and_list_checkpoint(storage_connection_str, table_name):
fully_qualified_namespace = "test_namespace"
eventhub_name = "eventhub"
consumer_group = "$default"
partition_cnt = 8
checkpoint_store = TableCheckpointStore.from_connection_string(
storage_connection_str, table_name
)
checkpoint_list = checkpoint_store.list_checkpoints(
fully_qualified_namespace, eventhub_name, consumer_group
)
assert len(checkpoint_list) == 0
for i in range(partition_cnt):
checkpoint = _create_checkpoint(i, 2, 20)
checkpoint_store.update_checkpoint(checkpoint)
checkpoint_list = checkpoint_store.list_checkpoints(
fully_qualified_namespace, eventhub_name, consumer_group
)
assert len(checkpoint_list) == partition_cnt
for checkpoint in checkpoint_list:
assert checkpoint["offset"] == "2"
assert checkpoint["sequence_number"] == 20
checkpoint = _create_checkpoint(0, "30", 42)
checkpoint_store.update_checkpoint(checkpoint)
checkpoint_list = checkpoint_store.list_checkpoints(
fully_qualified_namespace, eventhub_name, consumer_group
)
assert len(checkpoint_list) == partition_cnt
assert checkpoint_list[0]["offset"] == "30"
@pytest.mark.parametrize("conn_str_env_key", STORAGE_ENV_KEYS)
@pytest.mark.liveTest
def test_claim_ownership_exception(conn_str_env_key):
storage_connection_str, table_name = get_live_storage_table_client(
conn_str_env_key
)
try:
_claim_ownership_exception_test(storage_connection_str, table_name)
finally:
remove_live_storage_table_client(storage_connection_str, table_name)
@pytest.mark.parametrize("conn_str_env_key", STORAGE_ENV_KEYS)
@pytest.mark.liveTest
def test_claim_and_list_ownership(conn_str_env_key):
storage_connection_str, table_name = get_live_storage_table_client(
conn_str_env_key
)
try:
_claim_and_list_ownership(storage_connection_str, table_name)
finally:
remove_live_storage_table_client(storage_connection_str, table_name)
@pytest.mark.parametrize("conn_str_env_key", STORAGE_ENV_KEYS)
@pytest.mark.liveTest
def test_update_checkpoint(conn_str_env_key):
storage_connection_str, table_name = get_live_storage_table_client(
conn_str_env_key
)
try:
_update_and_list_checkpoint(storage_connection_str, table_name)
finally:
remove_live_storage_table_client(storage_connection_str, table_name)
|
