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# Copyright (c) Microsoft Corporation.
# Licensed under the MIT License
import io
import json
import os
import uuid
import pytest
import responses
from azure.kusto.data.data_format import DataFormat
from azure.kusto.ingest import KustoStreamingIngestClient, IngestionProperties, IngestionStatus, ManagedStreamingIngestClient
pandas_installed = False
try:
import pandas
pandas_installed = True
except:
pass
UUID_REGEX = "[0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}"
BLOB_NAME_REGEX = "database__table__" + UUID_REGEX + "__dataset.csv.gz"
BLOB_URL_REGEX = "https://storageaccount.blob.core.windows.net/tempstorage/database__table__" + UUID_REGEX + "__dataset.csv.gz[?]sas"
def request_callback(request, client_type, custom_request_id=None):
request_id = request.headers["x-ms-client-request-id"]
if custom_request_id:
assert custom_request_id == request_id
elif client_type == KustoStreamingIngestClient:
[prefix, request_uuid] = request_id.split(";")
assert prefix == "KPC.executeStreamingIngest"
uuid.UUID(request_uuid)
elif client_type == ManagedStreamingIngestClient:
assert_managed_streaming_request_id(request_id)
response_status = 200
response_headers = dict()
response_body = {
"Tables": [
{
"TableName": "Table_0",
"Columns": [
{"ColumnName": "ConsumedRecordsCount", "DataType": "Int64"},
{"ColumnName": "UpdatePolicyStatus", "DataType": "String"},
{"ColumnName": "UpdatePolicyFailureCode", "DataType": "String"},
{"ColumnName": "UpdatePolicyFailureReason", "DataType": "String"},
],
"Rows": [[0, "Inactive", "Unknown", None]],
}
]
}
return response_status, response_headers, json.dumps(response_body)
def assert_managed_streaming_request_id(request_id: str, retry: int = 0):
[prefix, request_uuid, suffix] = request_id.split(";")
assert prefix == "KPC.executeManagedStreamingIngest"
uuid.UUID(request_uuid)
assert int(suffix) == retry
@pytest.fixture(params=[KustoStreamingIngestClient, ManagedStreamingIngestClient])
def ingest_client_class(request):
if request.param == ManagedStreamingIngestClient:
return ManagedStreamingIngestClient
return request.param
class TestKustoStreamingIngestClient:
@responses.activate
def test_streaming_ingest_from_file(self, ingest_client_class):
responses.add_callback(
responses.POST, "https://somecluster.kusto.windows.net/v1/rest/ingest/database/table", callback=lambda r: request_callback(r, ingest_client_class)
)
ingest_client = ingest_client_class("https://somecluster.kusto.windows.net")
ingestion_properties = IngestionProperties(database="database", table="table", data_format=DataFormat.CSV)
# ensure test can work when executed from within directories
current_dir = os.getcwd()
path_parts = ["azure-kusto-ingest", "tests", "input", "dataset.csv"]
missing_path_parts = []
for path_part in path_parts:
if path_part not in current_dir:
missing_path_parts.append(path_part)
file_path = os.path.join(current_dir, *missing_path_parts)
result = ingest_client.ingest_from_file(file_path, ingestion_properties=ingestion_properties)
assert result.status == IngestionStatus.SUCCESS
path_parts = ["azure-kusto-ingest", "tests", "input", "dataset.csv.gz"]
missing_path_parts = []
for path_part in path_parts:
if path_part not in current_dir:
missing_path_parts.append(path_part)
file_path = os.path.join(current_dir, *missing_path_parts)
result = ingest_client.ingest_from_file(file_path, ingestion_properties=ingestion_properties)
assert result.status == IngestionStatus.SUCCESS
ingestion_properties = IngestionProperties(database="database", table="table", data_format=DataFormat.JSON, ingestion_mapping_reference="JsonMapping")
path_parts = ["azure-kusto-ingest", "tests", "input", "dataset.json"]
missing_path_parts = []
for path_part in path_parts:
if path_part not in current_dir:
missing_path_parts.append(path_part)
file_path = os.path.join(current_dir, *missing_path_parts)
result = ingest_client.ingest_from_file(file_path, ingestion_properties=ingestion_properties)
assert result.status == IngestionStatus.SUCCESS
path_parts = ["azure-kusto-ingest", "tests", "input", "dataset.jsonz.gz"]
missing_path_parts = []
for path_part in path_parts:
if path_part not in current_dir:
missing_path_parts.append(path_part)
file_path = os.path.join(current_dir, *missing_path_parts)
result = ingest_client.ingest_from_file(file_path, ingestion_properties=ingestion_properties)
assert result.status == IngestionStatus.SUCCESS
ingestion_properties = IngestionProperties(database="database", table="table", data_format=DataFormat.TSV)
path_parts = ["azure-kusto-ingest", "tests", "input", "dataset.tsv"]
missing_path_parts = []
for path_part in path_parts:
if path_part not in current_dir:
missing_path_parts.append(path_part)
file_path = os.path.join(current_dir, *missing_path_parts)
result = ingest_client.ingest_from_file(file_path, ingestion_properties=ingestion_properties)
assert result.status == IngestionStatus.SUCCESS
@pytest.mark.skipif(not pandas_installed, reason="requires pandas")
@responses.activate
def test_streaming_ingest_from_dataframe(self, ingest_client_class):
responses.add_callback(
responses.POST, "https://somecluster.kusto.windows.net/v1/rest/ingest/database/table", callback=lambda r: request_callback(r, ingest_client_class)
)
ingest_client = ingest_client_class("https://somecluster.kusto.windows.net")
ingestion_properties = IngestionProperties(database="database", table="table", data_format=DataFormat.CSV)
from pandas import DataFrame
fields = ["id", "name", "value"]
rows = [[1, "abc", 15.3], [2, "cde", 99.9]]
df = DataFrame(data=rows, columns=fields)
result = ingest_client.ingest_from_dataframe(df, ingestion_properties)
assert result.status == IngestionStatus.SUCCESS
@responses.activate
def test_streaming_ingest_from_stream(self, ingest_client_class):
responses.add_callback(
responses.POST, "https://somecluster.kusto.windows.net/v1/rest/ingest/database/table", callback=lambda r: request_callback(r, ingest_client_class)
)
ingest_client = ingest_client_class("https://somecluster.kusto.windows.net")
ingestion_properties = IngestionProperties(database="database", table="table", data_format=DataFormat.CSV)
byte_sequence = b"56,56,56"
bytes_stream = io.BytesIO(byte_sequence)
result = ingest_client.ingest_from_stream(bytes_stream, ingestion_properties=ingestion_properties)
assert result.status == IngestionStatus.SUCCESS
str_sequence = "57,57,57"
str_stream = io.StringIO(str_sequence)
result = ingest_client.ingest_from_stream(str_stream, ingestion_properties=ingestion_properties)
assert result.status == IngestionStatus.SUCCESS
byte_sequence = b'{"Name":"Ben","Age":"56","Weight":"75"}'
bytes_stream = io.BytesIO(byte_sequence)
# Make sure we don't raise when not providing a mapping to JSON
ingestion_properties = IngestionProperties(database="database", table="table", data_format=DataFormat.JSON)
ingestion_properties.ingestion_mapping_reference = "JsonMapping"
result = ingest_client.ingest_from_stream(bytes_stream, ingestion_properties=ingestion_properties)
assert result.status == IngestionStatus.SUCCESS
str_sequence = '{"Name":"Ben","Age":"56","Weight":"75"}'
str_stream = io.StringIO(str_sequence)
result = ingest_client.ingest_from_stream(str_stream, ingestion_properties=ingestion_properties)
assert result.status == IngestionStatus.SUCCESS
def test_client_uri_from_query_endpoint(self):
assert (
KustoStreamingIngestClient("https://somecluster.kusto.windows.net")._kusto_client._kusto_cluster == "https://somecluster.kusto.windows.net/"
), "Client URI was not extracted correctly from query endpoint"
def test_client_uri_from_ingestion_endpoint(self):
assert (
KustoStreamingIngestClient("https://ingest-somecluster.kusto.windows.net")._kusto_client._kusto_cluster == "https://somecluster.kusto.windows.net/"
), "Client URI was not extracted correctly from ingestion endpoint"
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