maubot/maubot/cli/commands/logs.py
Tulir Asokan 21ed971d2f Switch to asyncpg/aiosqlite
Fixes #142
Fixes #98
Probably fixes #62
2022-03-25 19:52:14 +02:00

114 lines
3.6 KiB
Python

# maubot - A plugin-based Matrix bot system.
# Copyright (C) 2022 Tulir Asokan
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
from datetime import datetime
import asyncio
from aiohttp import ClientSession, WSMessage, WSMsgType
from colorama import Fore
import click
from mautrix.types import Obj
from ..base import app
from ..config import get_token
history_count: int = 10
@app.command(help="View the logs of a server")
@click.argument("server", required=False)
@click.option("-t", "--tail", default=10, help="Maximum number of old log lines to display")
def logs(server: str, tail: int) -> None:
server, token = get_token(server)
if not token:
return
global history_count
history_count = tail
loop = asyncio.get_event_loop()
future = asyncio.create_task(view_logs(server, token), loop=loop)
try:
loop.run_until_complete(future)
except KeyboardInterrupt:
future.cancel()
loop.run_until_complete(future)
loop.close()
def parsedate(entry: Obj) -> None:
i = entry.time.index("+")
i = entry.time.index(":", i)
entry.time = entry.time[:i] + entry.time[i + 1 :]
entry.time = datetime.strptime(entry.time, "%Y-%m-%dT%H:%M:%S.%f%z")
levelcolors = {
"DEBUG": "",
"INFO": Fore.CYAN,
"WARNING": Fore.YELLOW,
"ERROR": Fore.RED,
"FATAL": Fore.MAGENTA,
}
def print_entry(entry: dict) -> None:
entry = Obj(**entry)
parsedate(entry)
print(
"{levelcolor}[{date}] [{level}@{logger}] {message}{resetcolor}".format(
date=entry.time.strftime("%Y-%m-%d %H:%M:%S"),
level=entry.levelname,
levelcolor=levelcolors.get(entry.levelname, ""),
resetcolor=Fore.RESET,
logger=entry.name,
message=entry.msg,
)
)
if entry.exc_info:
print(entry.exc_info)
def handle_msg(data: dict) -> bool:
if "auth_success" in data:
if data["auth_success"]:
print(Fore.GREEN + "Connected to log websocket" + Fore.RESET)
else:
print(Fore.RED + "Failed to authenticate to log websocket" + Fore.RESET)
return False
elif "history" in data:
for entry in data["history"][-history_count:]:
print_entry(entry)
else:
print_entry(data)
return True
async def view_logs(server: str, token: str) -> None:
async with ClientSession() as session:
async with session.ws_connect(f"{server}/_matrix/maubot/v1/logs") as ws:
await ws.send_str(token)
try:
msg: WSMessage
async for msg in ws:
if msg.type == WSMsgType.TEXT:
if not handle_msg(msg.json()):
break
elif msg.type == WSMsgType.ERROR:
print(Fore.YELLOW + "Connection error: " + msg.data + Fore.RESET)
elif msg.type == WSMsgType.CLOSE:
print(Fore.YELLOW + "Server closed connection" + Fore.RESET)
except asyncio.CancelledError:
pass