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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.
# --------------------------------------------------------------------------------------------
from sys import platform
import configparser
from subprocess import Popen
from typing import cast
from datetime import datetime, timedelta
import time
import logging
from azure.storage.blob import BlobServiceClient
from azure.servicebus.control_client import ServiceBusService, EventHub
SEND_SCRIPT_PATH = "./azure_eventhub_producer_stress.py"
RECEIVE_SYNC_SCRIPT_PATH = "./azure_eventhub_consumer_stress_sync.py"
RECEIVE_ASYNC_SCRIPT_PATH = "./azure_eventhub_consumer_stress_async.py"
def parse_eventhub_conn_str(conn_str):
endpoint = None
shared_access_key_name = None
shared_access_key = None
entity_path = None
for element in conn_str.split(";"):
key, _, value = element.partition("=")
if key.lower() == "endpoint":
endpoint = value.rstrip("/")
elif key.lower() == "hostname":
endpoint = value.rstrip("/")
elif key.lower() == "sharedaccesskeyname":
shared_access_key_name = value
elif key.lower() == "sharedaccesskey":
shared_access_key = value
elif key.lower() == "entitypath":
entity_path = value
if not all([endpoint, shared_access_key_name, shared_access_key]):
raise ValueError(
"Invalid connection string. Should be in the format: "
"Endpoint=sb://<FQDN>/;SharedAccessKeyName=<KeyName>;SharedAccessKey=<KeyValue>"
)
entity = cast(str, entity_path)
left_slash_pos = cast(str, endpoint).find("//")
if left_slash_pos != -1:
host = cast(str, endpoint)[left_slash_pos + 2 :]
else:
host = str(endpoint)
namespace = host.split(".")[0]
return host, namespace, str(shared_access_key_name), str(shared_access_key), entity
def create_stress_blob(stress_config, blob_name):
blob_service_client = BlobServiceClient.from_connection_string(
stress_config["CREDENTIALS"]["AZURE_STORAGE_CONN_STR"]
)
try:
blob_service_client.delete_container(blob_name)
except:
pass
create_succeed = False
while not create_succeed:
try:
blob_service_client.create_container(blob_name)
create_succeed = True
except:
pass
return blob_name
def create_stress_eventhub(stress_config, eventhub_name):
hub_value = EventHub(
message_retention_in_days=stress_config["BASIC_CONFIG"]["message_retention_in_days"],
partition_count=stress_config["BASIC_CONFIG"]["partition_cnt_to_create"],
)
if stress_config["CREDENTIALS"]["EVENT_HUB_CONN_STR"]:
_, namespace, shared_access_key_name, shared_access_key, _ = parse_eventhub_conn_str(
stress_config["CREDENTIALS"]["EVENT_HUB_CONN_STR"]
)
client = ServiceBusService(
service_namespace=namespace,
shared_access_key_name=shared_access_key_name,
shared_access_key_value=shared_access_key,
)
else:
client = ServiceBusService(
service_namespace=stress_config["CREDENTIALS"]["EVENT_HUB_NAMESPACE"],
shared_access_key_name=stress_config["CREDENTIALS"]["EVENT_HUB_SAS_POLICY"],
shared_access_key_value=stress_config["CREDENTIALS"]["EVENT_HUB_SAS_KEY"],
)
client.delete_event_hub(eventhub_name)
if client.create_event_hub(eventhub_name, hub=hub_value, fail_on_exist=True):
return eventhub_name
raise ValueError("EventHub creation failed.")
def create_resource_for_task_if_needed(stress_config, task_name):
if "large_partitions" in task_name or (not stress_config["BASIC_CONFIG"].getboolean("create_new_eventhub")):
print(" ---- No resources would be created, using existing resources.")
return (
stress_config["CREDENTIALS"]["EVENT_HUB_NAME"],
stress_config["CREDENTIALS"]["AZURE_STORAGE_BLOB_CONTAINER_NAME"],
)
resource_name = str.replace(task_name, "_", "-")
eventhub_name, blob_name = None, None
if "send" in task_name:
print(" ---- New eventhub creating...")
eventhub_name = create_stress_eventhub(stress_config, resource_name)
print(" ---- New eventhub {} is created.".format(eventhub_name))
if "checkpointstore" in task_name:
print(" ---- New blob creating...")
blob_name = create_stress_blob(stress_config, resource_name)
print(" ---- New blob {} created.".format(blob_name))
return eventhub_name, blob_name
def generate_base_send_command(task_name):
partial_command = "python {}".format(SEND_SCRIPT_PATH)
partial_command += " -m {}".format("stress_send_async" if "async" in task_name else "stress_send_sync")
return partial_command
def generate_base_receive_command(task_name):
partial_command = "python {}".format(
RECEIVE_ASYNC_SCRIPT_PATH if "async" in task_name else RECEIVE_SYNC_SCRIPT_PATH
)
return partial_command
def generate_command_basic_config(basic_config):
partial_command = ""
partial_command += " --duration {}".format(basic_config["duration"])
if basic_config.getboolean("print_console"):
partial_command += " --print_console"
partial_command += " --auth_timeout {}".format(basic_config["auth_timeout"])
partial_command += " --output_interval {}".format(basic_config["output_interval"])
return partial_command
def generate_command_send_config(send_config, proxy_config):
partial_command = ""
if send_config["parallel_send_cnt"]:
partial_command += " --parallel_send_cnt {}".format(send_config["parallel_send_cnt"])
if send_config["parallel_create_new_client"] and send_config.getboolean("parallel_create_new_client"):
partial_command += " --parallel_create_new_client"
partial_command += " --payload {}".format(send_config["payload"])
partial_command += " --partitions {}".format(send_config["partitions"])
if send_config.getboolean("uamqp_logging_enable"):
partial_command += " --uamqp_logging_enable"
if send_config.getboolean("use_http_proxy"):
partial_command += " --proxy_hostname {} --proxy_port {} --proxy_username {} --proxy_password {}".format(
proxy_config["proxy_hostname"],
proxy_config["proxy_port"],
proxy_config["proxy_username"],
proxy_config["proxy_password"],
)
partial_command += " --transport_type {}".format(send_config["transport_type"])
if send_config["retry_total"]:
partial_command += " --retry_total {}".format(send_config["retry_total"])
if send_config["retry_backoff_factor"]:
partial_command += " --retry_backoff_factor {}".format(send_config["retry_backoff_factor"])
if send_config["retry_backoff_max"]:
partial_command += " --retry_backoff_max {}".format(send_config["retry_backoff_max"])
if send_config.getboolean("ignore_send_failure"):
partial_command += " --ignore_send_failure"
return partial_command
def generate_command_receive_config(receive_config, proxy_config):
partial_command = ""
partial_command += " --link_credit {}".format(receive_config["link_credit"])
if receive_config["consumer_group"]:
partial_command += " --consumer_group {}".format(receive_config["consumer_group"])
if receive_config["starting_offset"]:
partial_command += " --starting_offset {}".format(receive_config["starting_offset"])
if receive_config["starting_sequence_number"]:
partial_command += " --starting_sequence_number {}".format(receive_config["starting_sequence_number"])
if receive_config["starting_datetime"]:
partial_command += ' --starting_datetime "{}"'.format(receive_config["starting_datetime"])
partial_command += " --partitions {}".format(receive_config["partitions"])
partial_command += " --load_balancing_interval {}".format(receive_config["load_balancing_interval"])
partial_command += " --transport_type {}".format(receive_config["transport_type"])
if receive_config.getboolean("track_last_enqueued_event_properties"):
partial_command += " --track_last_enqueued_event_properties"
if receive_config.getboolean("uamqp_logging_enable"):
partial_command += " --uamqp_logging_enable"
if receive_config.getboolean("use_http_proxy"):
partial_command += " --proxy_hostname {} --proxy_port {} --proxy_username {} --proxy_password {}".format(
proxy_config["proxy_hostname"],
proxy_config["proxy_port"],
proxy_config["proxy_username"],
proxy_config["proxy_password"],
)
if receive_config["parallel_recv_cnt"]:
partial_command += " --parallel_recv_cnt".format(receive_config["parallel_recv_cnt"])
if receive_config["recv_partition_id"]:
partial_command += " --recv_partition_id".format(receive_config["recv_partition_id"])
return partial_command
def generate_command_resource_config(credential_config, eventhub_name, blob_name=None):
partial_command = ""
# EventHub Configuration
if credential_config["EVENT_HUB_CONN_STR"]:
partial_command += ' --conn_str "{}"'.format(credential_config["EVENT_HUB_CONN_STR"])
if credential_config["EVENT_HUB_HOSTNAME"]:
partial_command += "--hostname {}".format(credential_config["EVENT_HUB_HOSTNAME"])
if eventhub_name or credential_config["EVENT_HUB_NAME"]:
partial_command += " --eventhub {}".format(eventhub_name or credential_config["EVENT_HUB_NAME"])
if credential_config["EVENT_HUB_SAS_POLICY"]:
partial_command += " --sas-policy {}".format(credential_config["EVENT_HUB_SAS_POLICY"])
if credential_config["EVENT_HUB_SAS_KEY"]:
partial_command += " --sas-key {}".format(credential_config["EVENT_HUB_SAS_KEY"])
if credential_config["AZURE_CLIENT_SECRET"]:
partial_command += " --aad_secret {}".format(credential_config["AZURE_CLIENT_SECRET"])
if credential_config["AZURE_CLIENT_ID"]:
partial_command += " --aad_client_id {}".format(credential_config["AZURE_CLIENT_ID"])
if credential_config["AZURE_TENANT_ID"]:
partial_command += " --aad_tenant_id {}".format(credential_config["AZURE_TENANT_ID"])
# Blob Configuration
if blob_name:
if credential_config["AZURE_STORAGE_CONN_STR"]:
partial_command += ' --storage_conn_str "{}"'.format(credential_config["AZURE_STORAGE_CONN_STR"])
partial_command += ' --storage_container_name "{}"'.format(blob_name)
return partial_command
def generate_running_command(task_name, stress_config, eventhub_name, blob_name):
commands = []
if "send" in task_name:
send_command = generate_base_send_command(task_name)
send_command += generate_command_resource_config(stress_config["CREDENTIALS"], eventhub_name, None)
send_command += generate_command_basic_config(stress_config["BASIC_CONFIG"])
send_command += generate_command_send_config(stress_config["EVENTHUB_SEND_CONFIG"], stress_config["PROXY"])
send_command += ' --log_filename "{}_send.log"'.format(task_name)
commands.append(send_command)
if "receive" in task_name:
receive_command = generate_base_receive_command(task_name)
receive_command += generate_command_resource_config(stress_config["CREDENTIALS"], eventhub_name, blob_name)
receive_command += generate_command_basic_config(stress_config["BASIC_CONFIG"])
receive_command += generate_command_receive_config(
stress_config["EVENTHUB_RECEIVE_CONFIG"], stress_config["PROXY"]
)
receive_command += ' --log_filename "{}_recv.log"'.format(task_name)
commands.append(receive_command)
return commands
if __name__ == "__main__":
config = configparser.ConfigParser()
config.read("./stress_runner.cfg")
target_stress_method = [m for m in config["RUN_METHODS"] if config["RUN_METHODS"].getboolean(m)]
print("#### The following methods will be tested:")
for method in target_stress_method:
print(" ---- ", method)
print("#### Creating resources started.")
resources = [create_resource_for_task_if_needed(config, task) for task in target_stress_method]
print("#### Creating resources done.")
print("#### Generating commands started.")
python_commands = []
for i in range(len(target_stress_method)):
python_commands.extend(
generate_running_command(target_stress_method[i], config, resources[i][0], resources[i][1])
)
for command in python_commands:
print(" ---- ", command)
print("#### Generating commands done.")
if config["BASIC_CONFIG"].getboolean("run_generated_commands"):
for command in python_commands:
Popen(command, shell=(platform != "win32"))
print("#### All the process has been started!")
duration = int(config["BASIC_CONFIG"]["duration"]) + 600
now = datetime.now()
end = now + timedelta(seconds=duration)
while now < end:
# The while loop is to prevent container from being stopped
now = datetime.now()
logging.info("{}: Stress runner is running.".format(now))
time.sleep(60)
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