111 lines
3.4 KiB
Python
111 lines
3.4 KiB
Python
#!/usr/bin/env python3
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# pylint: disable=missing-module-docstring, unused-argument, missing-function-docstring
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# pylint: disable=line-too-long
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from collections.abc import Mapping
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from typing import NotRequired, TypedDict
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from pprint import pprint
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from cmk.utils import debug
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from cmk.agent_based.v2 import (
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AgentSection,
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CheckPlugin,
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CheckResult,
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Metric,
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render,
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Result,
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Service,
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State,
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StringTable,
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DiscoveryResult,
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)
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class _ItemData(TypedDict):
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dbtype: NotRequired[str]
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version: NotRequired[str]
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size: NotRequired[int]
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opcache_hit_rate: NotRequired[float]
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Section = Mapping[str, _ItemData]
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def get_state_lower(levels, value):
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warn, crit = levels
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if value < crit:
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return State.CRIT
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if value < warn:
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return State.WARN
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return State.OK
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def discover_nextcloud_database(section) -> DiscoveryResult:
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yield Service()
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def check_nextcloud_database(params, section) -> CheckResult:
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if debug.enabled():
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pprint(section)
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for key in section:
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if key == "database":
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opcache_hit_rate = section[key]["opcache_hit_rate"]
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size = section[key]["size"]
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dbtype = section[key]["dbtype"]
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version = section[key]["version"]
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_level_type, levels = params["levels_database_opcache_hit_rate"]
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# create graph for opcache hit rate
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yield Metric(
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"nc_database_opcache_hit_rate", opcache_hit_rate, levels=levels
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)
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# create graph for database size
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yield Metric("nc_database_size", size)
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state = get_state_lower(levels, opcache_hit_rate)
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summary = f"PHP OPCache hit rate: {render.percent(opcache_hit_rate)}"
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if opcache_hit_rate == 0:
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state = State.UNKNOWN
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summary = "PHP OPCache hit rate: 0% - please check if opcache_get_status is enabled"
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details = f"\nDatabase type: {dbtype}\nDatabase version: {version}\nDatabase size: {render.bytes(size)}"
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yield Result(state=state, summary=summary, details=details)
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def parse_nextcloud_database(string_table: StringTable) -> Section:
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parsed_data = {"database": {}}
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params_list = [
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"NC_Database_Type",
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"NC_Database_Version",
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"NC_Database_Size",
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"NC_OPCache_Hit_Rate",
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]
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for line in string_table:
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if line[0] in params_list:
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param = line[0]
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value = line[1]
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if param == "NC_Database_Type":
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parsed_data["database"]["dbtype"] = value
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elif param == "NC_Database_Version":
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parsed_data["database"]["version"] = value
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elif param == "NC_Database_Size":
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parsed_data["database"]["size"] = int(value)
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elif param == "NC_OPCache_Hit_Rate":
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parsed_data["database"]["opcache_hit_rate"] = float(value)
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return parsed_data
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agent_section_nextcloud_database = AgentSection(
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name="nextcloud_database",
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parse_function=parse_nextcloud_database,
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)
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check_plugin_nextcloud_database = CheckPlugin(
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name="nextcloud_database",
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service_name="Nextcloud Database",
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discovery_function=discover_nextcloud_database,
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check_function=check_nextcloud_database,
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check_default_parameters={
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"levels_database_opcache_hit_rate": ("fixed", (95.0, 85.0)),
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},
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check_ruleset_name="nextcloud_database",
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)
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