mirror of
https://github.com/mofeng-git/One-KVM.git
synced 2025-12-12 01:00:29 +08:00
86 lines
3.8 KiB
Python
86 lines
3.8 KiB
Python
# ========================================================================== #
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# #
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# KVMD - The main PiKVM daemon. #
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# #
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# Copyright (C) 2018-2023 Maxim Devaev <mdevaev@gmail.com> #
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# #
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# This program is free software: you can redistribute it and/or modify #
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# it under the terms of the GNU General Public License as published by #
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# the Free Software Foundation, either version 3 of the License, or #
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# (at your option) any later version. #
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# #
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# This program is distributed in the hope that it will be useful, #
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# but WITHOUT ANY WARRANTY; without even the implied warranty of #
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
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# GNU General Public License for more details. #
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# #
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# You should have received a copy of the GNU General Public License #
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# along with this program. If not, see <https://www.gnu.org/licenses/>. #
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# #
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# ========================================================================== #
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import asyncio
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from typing import Any
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from aiohttp.web import Request
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from aiohttp.web import Response
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from .... import tools
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from ....htserver import exposed_http
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from ....plugins.atx import BaseAtx
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from ....plugins.ugpio import UserGpioModes
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from ..info import InfoManager
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from ..ugpio import UserGpio
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# =====
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class ExportApi:
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def __init__(self, info_manager: InfoManager, atx: BaseAtx, user_gpio: UserGpio) -> None:
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self.__info_manager = info_manager
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self.__atx = atx
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self.__user_gpio = user_gpio
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# =====
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@exposed_http("GET", "/export/prometheus/metrics")
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async def __prometheus_metrics_handler(self, _: Request) -> Response:
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(atx_state, hw_state, fan_state, gpio_state) = await asyncio.gather(*[
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self.__atx.get_state(),
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self.__info_manager.get_submanager("hw").get_state(),
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self.__info_manager.get_submanager("fan").get_state(),
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self.__user_gpio.get_state(),
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])
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rows: list[str] = []
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self.__append_prometheus_rows(rows, atx_state["enabled"], "pikvm_atx_enabled")
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self.__append_prometheus_rows(rows, atx_state["leds"]["power"], "pikvm_atx_power")
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for mode in sorted(UserGpioModes.ALL):
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for (channel, ch_state) in gpio_state[f"{mode}s"].items():
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for key in ["online", "state"]:
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self.__append_prometheus_rows(rows, ch_state["state"], f"pikvm_gpio_{mode}_{key}_{channel}")
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self.__append_prometheus_rows(rows, hw_state["health"], "pikvm_hw")
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self.__append_prometheus_rows(rows, fan_state, "pikvm_fan")
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return Response(text="\n".join(rows))
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def __append_prometheus_rows(self, rows: list[str], value: Any, path: str) -> None:
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if isinstance(value, bool):
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value = int(value)
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if isinstance(value, (int, float)):
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rows.extend([
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f"# TYPE {path} gauge",
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f"{path} {value}",
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"",
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])
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elif isinstance(value, dict):
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for (sub_key, sub_value) in tools.sorted_kvs(value):
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sub_path = (f"{path}_{sub_key}" if sub_key != "parsed_flags" else path)
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self.__append_prometheus_rows(rows, sub_value, sub_path)
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