215 lines
7.4 KiB
Python
215 lines
7.4 KiB
Python
import re
|
|
from contextlib import contextmanager
|
|
from dataclasses import dataclass
|
|
from time import sleep
|
|
|
|
import allure
|
|
from neofs_testlib.shell import Shell
|
|
|
|
from remote_process import RemoteProcess
|
|
|
|
EXIT_RESULT_CODE = 0
|
|
LOAD_RESULTS_PATTERNS = {
|
|
"grpc": {
|
|
"write_ops": r"neofs_obj_put_total\W*\d*\W*(?P<write_ops>\d*\.\d*)",
|
|
"read_ops": r"neofs_obj_get_total\W*\d*\W*(?P<read_ops>\d*\.\d*)",
|
|
},
|
|
"s3": {
|
|
"write_ops": r"aws_obj_put_total\W*\d*\W*(?P<write_ops>\d*\.\d*)",
|
|
"read_ops": r"aws_obj_get_total\W*\d*\W*(?P<write_ops>\d*\.\d*)",
|
|
},
|
|
"http": {"total_ops": r"http_reqs\W*\d*\W*(?P<total_ops>\d*\.\d*)"},
|
|
}
|
|
|
|
|
|
@dataclass
|
|
class LoadParams:
|
|
obj_size: int
|
|
containers_count: int
|
|
out_file: str
|
|
obj_count: int
|
|
writers: int
|
|
readers: int
|
|
deleters: int
|
|
load_time: int
|
|
load_type: str
|
|
endpoint: str
|
|
|
|
|
|
@dataclass
|
|
class LoadResults:
|
|
data_sent: float = 0.0
|
|
data_received: float = 0.0
|
|
read_ops: float = 0.0
|
|
write_ops: float = 0.0
|
|
total_ops: float = 0.0
|
|
|
|
|
|
class K6:
|
|
def __init__(self, load_params: LoadParams, shell: Shell):
|
|
|
|
self.load_params = load_params
|
|
self.shell = shell
|
|
|
|
self._k6_dir = None
|
|
self._k6_result = None
|
|
|
|
self._k6_process = None
|
|
self._k6_stop_attempts = 5
|
|
self._k6_stop_timeout = 15
|
|
|
|
@property
|
|
def process_dir(self) -> str:
|
|
return self._k6_process.process_dir
|
|
|
|
@property
|
|
def k6_dir(self) -> str:
|
|
if not self._k6_dir:
|
|
self._k6_dir = self.shell.exec("sudo find . -name 'k6'").stdout.strip("\n")
|
|
return self._k6_dir
|
|
|
|
@allure.step("Prepare containers and objects")
|
|
def prepare(self) -> str:
|
|
self._k6_dir = self.k6_dir
|
|
if self.load_params.load_type == "http" or self.load_params.load_type == "grpc":
|
|
command = (
|
|
f"{self.k6_dir}/scenarios/preset/preset_grpc.py "
|
|
f"--size {self.load_params.obj_size} "
|
|
f"--containers {self.load_params.containers_count} "
|
|
f"--out {self.k6_dir}/{self.load_params.load_type}_{self.load_params.out_file} "
|
|
f"--endpoint {self.load_params.endpoint.split(',')[0]} "
|
|
f"--preload_obj {self.load_params.obj_count} "
|
|
)
|
|
terminal = self.shell.exec(command)
|
|
return terminal.stdout.strip("\n")
|
|
elif self.load_params.load_type == "s3":
|
|
command = (
|
|
f"{self.k6_dir}/scenarios/preset/preset_s3.py --size {self.load_params.obj_size} "
|
|
f"--buckets {self.load_params.containers_count} "
|
|
f"--out {self.k6_dir}/{self.load_params.load_type}_{self.load_params.out_file} "
|
|
f"--endpoint {self.load_params.endpoint.split(',')[0]} "
|
|
f"--preload_obj {self.load_params.obj_count} "
|
|
f"--location load-1-1"
|
|
)
|
|
terminal = self.shell.exec(command)
|
|
return terminal.stdout.strip("\n")
|
|
else:
|
|
raise AssertionError("Wrong K6 load type")
|
|
|
|
@allure.step("Start K6 on initiator")
|
|
def start(self) -> None:
|
|
|
|
self._k6_dir = self.k6_dir
|
|
command = (
|
|
f"{self.k6_dir}/k6 run "
|
|
f"-e DURATION={self.load_params.load_time} "
|
|
f"-e WRITE_OBJ_SIZE={self.load_params.obj_size} "
|
|
f"-e WRITERS={self.load_params.writers} -e READERS={self.load_params.readers} "
|
|
f"-e DELETERS={self.load_params.deleters} "
|
|
f"-e {self.load_params.load_type.upper()}_ENDPOINTS={self.load_params.endpoint} "
|
|
f"-e PREGEN_JSON={self.k6_dir}/"
|
|
f"{self.load_params.load_type}_{self.load_params.out_file} "
|
|
f"{self.k6_dir}/scenarios/{self.load_params.load_type}.js"
|
|
)
|
|
self._k6_process = RemoteProcess.create(command, self.shell)
|
|
|
|
@allure.step("Wait until K6 is finished")
|
|
def wait_until_finished(self, timeout: int = 0, k6_should_be_running: bool = False) -> None:
|
|
if self._k6_process is None:
|
|
assert "No k6 instances were executed"
|
|
if k6_should_be_running:
|
|
assert self._k6_process.running(), "k6 should be running."
|
|
for __attempt in reversed(range(5)) if timeout else [0]:
|
|
if not self._k6_process.running():
|
|
return
|
|
if __attempt: # no sleep in last iteration
|
|
sleep(int(timeout / 5))
|
|
self._stop_k6()
|
|
raise TimeoutError(f"Expected K6 finished in {timeout} sec.")
|
|
|
|
@contextmanager
|
|
def start_context(
|
|
self, warm_up_time: int = 0, expected_finish: bool = False, expected_fail: bool = False
|
|
) -> None:
|
|
self.start()
|
|
sleep(warm_up_time)
|
|
try:
|
|
yield self
|
|
except Exception as err:
|
|
if self._k6_process.running():
|
|
self._kill_k6()
|
|
raise
|
|
|
|
if expected_fail:
|
|
self._kill_k6()
|
|
elif expected_finish:
|
|
if self._k6_process.running():
|
|
self._kill_k6()
|
|
raise AssertionError("K6 has not finished in expected time")
|
|
else:
|
|
self._k6_should_be_finished()
|
|
else:
|
|
self._stop_k6()
|
|
|
|
@allure.step("Get K6 results")
|
|
def get_k6_results(self) -> None:
|
|
self.__log_k6_output()
|
|
|
|
@allure.step("Assert K6 should be finished")
|
|
def _k6_should_be_finished(self) -> None:
|
|
k6_rc = self._k6_process.rc()
|
|
assert k6_rc == 0, f"K6 unexpectedly finished with RC {k6_rc}"
|
|
|
|
@allure.step("Terminate K6 on initiator")
|
|
def stop(self) -> None:
|
|
if not self._k6_process.running():
|
|
raise AssertionError("K6 unexpectedly finished")
|
|
|
|
self._stop_k6()
|
|
|
|
k6_rc = self._k6_process.rc()
|
|
assert k6_rc == EXIT_RESULT_CODE, f"Return code of K6 job should be 0, but {k6_rc}"
|
|
|
|
def check_k6_is_running(self) -> bool:
|
|
if self._k6_process:
|
|
return self._k6_process.running()
|
|
return False
|
|
|
|
@property
|
|
def is_finished(self) -> bool:
|
|
return not self._k6_process.running()
|
|
|
|
def parsing_results(self) -> LoadResults:
|
|
output = self._k6_process.stdout(full=True).replace("\n", "")
|
|
metric_regex_map = {
|
|
"data_received": r"data_received\W*\d*.\d*.\w*\W*(?P<data_received>\d*)",
|
|
"data_sent": r"data_sent\W*\d*.\d*.\w*\W*(?P<data_sent>\d*)",
|
|
}
|
|
metric_regex_map.update(LOAD_RESULTS_PATTERNS[self.load_params.load_type])
|
|
metric_values = {}
|
|
for metric_name, metric_regex in metric_regex_map.items():
|
|
match = re.search(metric_regex, output)
|
|
if match:
|
|
metric_values[metric_name] = float(match.group(metric_name))
|
|
continue
|
|
metric_values[metric_name] = 0.0
|
|
load_result = LoadResults(**metric_values)
|
|
return load_result
|
|
|
|
@allure.step("Try to stop K6 with SIGTERM")
|
|
def _stop_k6(self) -> None:
|
|
for __attempt in range(self._k6_stop_attempts):
|
|
if not self._k6_process.running():
|
|
break
|
|
|
|
self._k6_process.stop()
|
|
sleep(self._k6_stop_timeout)
|
|
else:
|
|
raise AssertionError("Can not stop K6 process within timeout")
|
|
|
|
def _kill_k6(self) -> None:
|
|
self._k6_process.kill()
|
|
|
|
@allure.step("Log K6 output")
|
|
def __log_k6_output(self) -> None:
|
|
allure.attach(self._k6_process.stdout(full=True), "K6 output", allure.attachment_type.TEXT)
|