[#240] Added test log counter metrics #240

Merged
abereziny merged 1 commit from i.niyazov/frostfs-testcases:add-test-log-counter-metrics-v0.39 into support/v0.39 2024-05-31 10:36:49 +00:00

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import random
import re
from datetime import datetime
import allure
import pytest
from frostfs_testlib import reporter
from frostfs_testlib.shell import Shell
from frostfs_testlib.storage.cluster import Cluster, ClusterNode
from frostfs_testlib.storage.controllers.cluster_state_controller import ClusterStateController
from frostfs_testlib.storage.controllers.state_managers.config_state_manager import ConfigStateManager
from frostfs_testlib.storage.dataclasses.frostfs_services import StorageNode
from frostfs_testlib.testing.cluster_test_base import ClusterTestBase
from frostfs_testlib.testing.test_control import wait_for_success
class TestLogsMetrics(ClusterTestBase):
@pytest.fixture
def restart_storage_service(self, cluster_state_controller: ClusterStateController) -> str:
config_manager = cluster_state_controller.manager(ConfigStateManager)
config_manager.csc.stop_services_of_type(StorageNode)
restart_time = datetime.utcnow().strftime("%Y-%m-%d %H:%M:%S")
config_manager.csc.start_services_of_type(StorageNode)
yield restart_time
cluster_state_controller.manager(ConfigStateManager).revert_all()
@wait_for_success(interval=10)
def check_metrics_in_node(self, cluster_node: ClusterNode, counter_exp: int, **metrics_greps: str):
counter_act = self.get_metrics_value(cluster_node, **metrics_greps)
assert counter_act == counter_exp, f"Expected: {counter_exp}, Actual: {counter_act} in node: {cluster_node}"
def get_metrics_value(self, node: ClusterNode, **metrics_greps: str):
try:
command_result = node.metrics.storage.get_metrics_search_by_greps(**metrics_greps)
metrics_counter = self.calc_metrics_count_from_stdout(command_result.stdout)
except RuntimeError as e:
metrics_counter = 0
return metrics_counter
@staticmethod
def calc_metrics_count_from_stdout(metric_result_stdout: str):
result = re.findall(r"}\s(\d+)", metric_result_stdout)
return sum(map(int, result))
@staticmethod
def get_count_logs_by_level(shell: Shell, log_level: str, after_time: str):
count_logs = 0
try:
logs = shell.exec(f"journalctl -u frostfs-storage --grep='{log_level}' --since '{after_time}'")
result = re.findall(rf"Z\s+{log_level}\s+", logs.stdout)
count_logs += len(result)
except RuntimeError as e:
...
return count_logs
@allure.title("Metrics for the log counter")
def test_log_counter_metrics(self, cluster: Cluster, restart_storage_service: str):
restart_time = restart_storage_service
with reporter.step("Select random node"):
node = random.choice(cluster.cluster_nodes)
with reporter.step("Get count logs from journalctl with level 'info'"):
count_logs_info = self.get_count_logs_by_level(node.host.get_shell(), "info", restart_time)
with reporter.step(f"Check metrics count logs with level 'info'"):
self.check_metrics_in_node(node, count_logs_info, command="frostfs_node_logger_entry_count", level="info")
with reporter.step("Get count logs from journalctl with level 'error'"):
count_logs_error = self.get_count_logs_by_level(node.host.get_shell(), "error", restart_time)
with reporter.step(f"Check metrics count logs with level 'error'"):
self.check_metrics_in_node(node, count_logs_error, command="frostfs_node_logger_entry_count", level="error")