mirror of
https://forgejo.altau.su/lego/lego-monitoring.git
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78 lines
1.8 KiB
Python
78 lines
1.8 KiB
Python
import json
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from dataclasses import dataclass
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from enum import Enum, StrEnum
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from typing import Optional
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import aiofiles
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import nio
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from alerting.common import CREDS_FILE, ROOM_ID
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class AlertType(StrEnum):
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TEST = "TEST"
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RAM = "RAM" # TODO
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CPU = "CPU" # TODO
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TEMP = "TEMP"
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LOGIN = "LOGIN" # TODO
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SMART = "SMART" # TODO
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RAID = "RAID" # TODO
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class Severity(Enum):
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INFO = 1
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WARNING = 2
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CRITICAL = 3
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@dataclass
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class Alert:
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alert_type: AlertType
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message: str
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severity: Severity
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async def get_client() -> nio.AsyncClient:
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"""
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Returns a Matrix client.
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It is better to call get_client once and use it for multiple send_alert calls
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"""
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async with aiofiles.open(CREDS_FILE) as f:
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contents = await f.read()
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creds = json.loads(contents)
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client = nio.AsyncClient(creds["homeserver"])
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client.access_token = creds["access_token"]
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client.user_id = creds["user_id"]
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client.device_id = creds["device_id"]
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return client
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def format_message(alert: Alert) -> str:
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match alert.severity:
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case Severity.INFO:
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severity_emoji = "ℹ️"
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case Severity.WARNING:
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severity_emoji = "⚠️"
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case Severity.CRITICAL:
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severity_emoji = "🆘"
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message = f"{severity_emoji} {alert.alert_type} Alert\n{alert.message}"
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return message
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async def send_alert(alert: Alert, client: Optional[nio.AsyncClient] = None) -> None:
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if client is None:
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temp_client = True
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client = await get_client()
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else:
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temp_client = False
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message = format_message(alert)
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await client.room_send(
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room_id=ROOM_ID,
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message_type="m.room.message",
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content={
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"msgtype": "m.text",
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"body": message,
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},
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)
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if temp_client:
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await client.close()
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