TrueCloudLab/frostfs-testlib
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[#185] Add prometheus load parameters

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This commit is contained in:
Andrey Berezin 2024-02-21 17:59:15 +03:00
parent 3fc3eaadf3
commit f5a7ff5c90
3 changed files with 67 additions and 13 deletions
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22
src/frostfs_testlib/load/k6.py
View file

@ -61,7 +61,7 @@ class K6:
self._k6_dir: str = k6_dir
command = (
f"{self._k6_dir}/k6 run {self._generate_env_variables()} "
f"{self._generate_env_variables()}{self._k6_dir}/k6 run {self._generate_k6_variables()} "
f"{self._k6_dir}/scenarios/{self.load_params.scenario.value}.js"
)
user = STORAGE_USER_NAME if self.load_params.scenario == LoadScenario.LOCAL else None
@ -80,7 +80,7 @@ class K6:
fill_percents = self._get_fill_percents()
percent_mean = 0
for line in fill_percents:
percent_mean += float(line[1].split('%')[0])
percent_mean += float(line[1].split("%")[0])
percent_mean = percent_mean / len(fill_percents)
logger.info(f"{self.loader.ip} mean fill percent is {percent_mean}")
return percent_mean >= self.load_params.fill_percent
@ -125,9 +125,9 @@ class K6:
self.preset_output = result.stdout.strip("\n")
return self.preset_output
@reporter.step("Generate K6 command")
def _generate_env_variables(self) -> str:
env_vars = self.load_params.get_env_vars()
@reporter.step("Generate K6 variables")
def _generate_k6_variables(self) -> str:
env_vars = self.load_params.get_k6_vars()
env_vars[f"{self.load_params.load_type.value.upper()}_ENDPOINTS"] = ",".join(self.endpoints)
env_vars["SUMMARY_JSON"] = self.summary_json
@ -135,6 +135,14 @@ class K6:
reporter.attach("\n".join(f"{param}: {value}" for param, value in env_vars.items()), "K6 ENV variables")
return " ".join([f"-e {param}='{value}'" for param, value in env_vars.items() if value is not None])
@reporter.step("Generate env variables")
def _generate_env_variables(self) -> str:
env_vars = self.load_params.get_env_vars()
if not env_vars:
return ""
reporter.attach("\n".join(f"{param}: {value}" for param, value in env_vars.items()), "ENV variables")
return " ".join([f"{param}='{value}'" for param, value in env_vars.items() if value is not None]) + " "
def get_start_time(self) -> datetime:
return datetime.fromtimestamp(self._k6_process.start_time())
@ -193,7 +201,9 @@ class K6:
if not self.load_params.fill_percent is None:
with reporter.step(f"Check the percentage of filling of all data disks on the node"):
if self.check_fill_percent():
logger.info(f"Stopping load on because disks is filled more then {self.load_params.fill_percent}%")
logger.info(
f"Stopping load on because disks is filled more then {self.load_params.fill_percent}%"
)
event.set()
self.stop()
return

33
src/frostfs_testlib/load/load_config.py
View file

@ -94,16 +94,18 @@ def metadata_field(
string_repr: Optional[bool] = True,
distributed: Optional[bool] = False,
formatter: Optional[Callable] = None,
env_variable: Optional[str] = None,
):
return field(
default=None,
metadata={
"applicable_scenarios": applicable_scenarios,
"preset_argument": preset_param,
"env_variable": scenario_variable,
"scenario_variable": scenario_variable,
"string_repr": string_repr,
"distributed": distributed,
"formatter": formatter,
"env_variable": env_variable,
},
)
@ -172,6 +174,20 @@ class Preset:
local: Optional[bool] = metadata_field(grpc_preset_scenarios, "local", None, False)
@dataclass
class PrometheusParams:
# Prometheus server URL
server_url: Optional[str] = metadata_field(
all_load_scenarios, env_variable="K6_PROMETHEUS_RW_SERVER_URL", string_repr=False
)
# Prometheus trend stats
trend_stats: Optional[str] = metadata_field(
all_load_scenarios, env_variable="K6_PROMETHEUS_RW_TREND_STATS", string_repr=False
)
# Additional tags
metrics_tags: Optional[str] = metadata_field(all_load_scenarios, None, "METRIC_TAGS", False)
@dataclass
class LoadParams:
# ------- CONTROL PARAMS -------
@ -223,6 +239,10 @@ class LoadParams:
fill_percent: Optional[float] = None
# if set, the payload is generated on the fly and is not read into memory fully.
streaming: Optional[int] = metadata_field(all_load_scenarios, None, "STREAMING", False)
# Output format
output: Optional[str] = metadata_field(all_load_scenarios, None, "K6_OUT", False)
# Prometheus params
prometheus: Optional[PrometheusParams] = None
# ------- COMMON SCENARIO PARAMS -------
# Load time is the maximum duration for k6 to give load. Default is the BACKGROUND_LOAD_DEFAULT_TIME value.
@ -339,6 +359,17 @@ class LoadParams:
if self.preset:
self.preset.pregen_json = os.path.join(self.working_dir, f"{load_id}_prepare.json")
def get_k6_vars(self):
env_vars = {
meta_field.metadata["scenario_variable"]: meta_field.value
for meta_field in self._get_meta_fields(self)
if self.scenario in meta_field.metadata["applicable_scenarios"]
and meta_field.metadata["scenario_variable"]
and meta_field.value is not None
}
return env_vars
def get_env_vars(self):
env_vars = {
meta_field.metadata["env_variable"]: meta_field.value

15
tests/test_load_config.py
View file

@ -157,6 +157,7 @@ class TestLoadConfig:
"DELETERS": 8,
"READ_AGE": 8,
"STREAMING": 9,
"K6_OUT": "output",
"PREGEN_JSON": "pregen_json",
"PREPARE_LOCALLY": True,
}
@ -181,6 +182,7 @@ class TestLoadConfig:
expected_env_vars = {
"DURATION": 9,
"WRITE_OBJ_SIZE": 11,
"K6_OUT": "output",
"REGISTRY_FILE": "registry_file",
"K6_MIN_ITERATION_DURATION": "min_iteration_duration",
"K6_SETUP_TIMEOUT": "setup_timeout",
@ -221,6 +223,7 @@ class TestLoadConfig:
"DURATION": 9,
"WRITE_OBJ_SIZE": 11,
"REGISTRY_FILE": "registry_file",
"K6_OUT": "output",
"K6_MIN_ITERATION_DURATION": "min_iteration_duration",
"K6_SETUP_TIMEOUT": "setup_timeout",
"WRITERS": 7,
@ -254,6 +257,7 @@ class TestLoadConfig:
"DURATION": 183900,
"WRITE_OBJ_SIZE": 11,
"REGISTRY_FILE": "registry_file",
"K6_OUT": "output",
"K6_MIN_ITERATION_DURATION": "min_iteration_duration",
"K6_SETUP_TIMEOUT": "setup_timeout",
"NO_VERIFY_SSL": True,
@ -293,6 +297,7 @@ class TestLoadConfig:
"DURATION": 9,
"WRITE_OBJ_SIZE": 11,
"REGISTRY_FILE": "registry_file",
"K6_OUT": "output",
"K6_MIN_ITERATION_DURATION": "min_iteration_duration",
"K6_SETUP_TIMEOUT": "setup_timeout",
"NO_VERIFY_SSL": True,
@ -332,6 +337,7 @@ class TestLoadConfig:
expected_env_vars = {
"DURATION": 9,
"WRITE_OBJ_SIZE": 11,
"K6_OUT": "output",
"NO_VERIFY_SSL": True,
"REGISTRY_FILE": "registry_file",
"K6_MIN_ITERATION_DURATION": "min_iteration_duration",
@ -365,6 +371,7 @@ class TestLoadConfig:
"CONFIG_FILE": "config_file",
"DURATION": 9,
"WRITE_OBJ_SIZE": 11,
"K6_OUT": "output",
"REGISTRY_FILE": "registry_file",
"K6_MIN_ITERATION_DURATION": "min_iteration_duration",
"K6_SETUP_TIMEOUT": "setup_timeout",
@ -419,6 +426,7 @@ class TestLoadConfig:
"DURATION": 0,
"WRITE_OBJ_SIZE": 0,
"REGISTRY_FILE": "",
"K6_OUT": "",
"K6_MIN_ITERATION_DURATION": "",
"K6_SETUP_TIMEOUT": "",
"WRITERS": 0,
@ -449,6 +457,7 @@ class TestLoadConfig:
"DURATION": 0,
"WRITE_OBJ_SIZE": 0,
"REGISTRY_FILE": "",
"K6_OUT": "",
"K6_MIN_ITERATION_DURATION": "",
"K6_SETUP_TIMEOUT": "",
"MAX_WRITERS": 0,
@ -486,6 +495,7 @@ class TestLoadConfig:
"DURATION": 0,
"WRITE_OBJ_SIZE": 0,
"REGISTRY_FILE": "",
"K6_OUT": "",
"K6_MIN_ITERATION_DURATION": "",
"K6_SETUP_TIMEOUT": "",
"WRITERS": 0,
@ -516,6 +526,7 @@ class TestLoadConfig:
"DURATION": 0,
"WRITE_OBJ_SIZE": 0,
"REGISTRY_FILE": "",
"K6_OUT": "",
"K6_MIN_ITERATION_DURATION": "",
"K6_SETUP_TIMEOUT": "",
"NO_VERIFY_SSL": False,
@ -554,6 +565,7 @@ class TestLoadConfig:
"WRITE_OBJ_SIZE": 0,
"NO_VERIFY_SSL": False,
"REGISTRY_FILE": "",
"K6_OUT": "",
"K6_MIN_ITERATION_DURATION": "",
"K6_SETUP_TIMEOUT": "",
"WRITERS": 0,
@ -584,6 +596,7 @@ class TestLoadConfig:
"DURATION": 0,
"WRITE_OBJ_SIZE": 0,
"REGISTRY_FILE": "",
"K6_OUT": "",
"K6_MIN_ITERATION_DURATION": "",
"K6_SETUP_TIMEOUT": "",
"WRITERS": 0,
@ -655,7 +668,7 @@ class TestLoadConfig:
assert sorted(preset_parameters) == sorted(expected_preset_args)
def _check_env_vars(self, load_params: LoadParams, expected_env_vars: dict[str, str]):
env_vars = load_params.get_env_vars()
env_vars = load_params.get_k6_vars()
assert env_vars == expected_env_vars
def _check_all_values_none(self, dataclass, skip_fields=None):