284 lines
9.2 KiB
Python
284 lines
9.2 KiB
Python
"""
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Based on https://github.com/Rapptz/RoboDanny/blob/3d94e89ef27f702a5f57f432a9131bdfb60bb3ec/cogs/stats.py
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Rewrite by Romain J.
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"""
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import asyncio
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import datetime
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import json
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import logging
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import textwrap
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import traceback
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from collections import defaultdict
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import discord
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import humanize
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import psutil
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from discord.ext import commands, tasks
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from bot import TuxBot
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log = logging.getLogger(__name__)
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class GatewayHandler(logging.Handler):
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def __init__(self, cog):
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self.cog = cog
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super().__init__(logging.INFO)
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def filter(self, record):
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return record.name == 'discord.gateway' \
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or 'Shard ID' in record.msg \
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or 'Websocket closed ' in record.msg
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def emit(self, record):
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self.cog.add_record(record)
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class Logs(commands.Cog):
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def __init__(self, bot: TuxBot):
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self.bot = bot
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self.process = psutil.Process()
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self._batch_lock = asyncio.Lock(loop=bot.loop)
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self._data_batch = []
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self._gateway_queue = asyncio.Queue(loop=bot.loop)
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self.gateway_worker.start()
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self._resumes = []
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self._identifies = defaultdict(list)
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def _clear_gateway_data(self):
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one_week_ago = datetime.datetime.utcnow() - datetime.timedelta(days=7)
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to_remove = [
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index for index, dt in enumerate(self._resumes)
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if dt < one_week_ago
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]
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for index in reversed(to_remove):
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del self._resumes[index]
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for shard_id, dates in self._identifies.items():
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to_remove = [index for index, dt in enumerate(dates) if
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dt < one_week_ago]
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for index in reversed(to_remove):
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del dates[index]
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@tasks.loop(seconds=0.0)
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async def gateway_worker(self):
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record = await self._gateway_queue.get()
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await self.notify_gateway_status(record)
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async def register_command(self, ctx):
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if ctx.command is None:
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return
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command = ctx.command.qualified_name
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self.bot.command_stats[command] += 1
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message = ctx.message
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if ctx.guild is None:
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destination = 'Private Message'
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guild_id = None
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else:
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destination = f'#{message.channel} ({message.guild})'
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guild_id = ctx.guild.id
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log.info(
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f'{message.created_at}: {message.author} '
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f'in {destination}: {message.content}')
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async with self._batch_lock:
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self._data_batch.append({
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'guild': guild_id,
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'channel': ctx.channel.id,
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'author': ctx.author.id,
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'used': message.created_at.isoformat(),
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'prefix': ctx.prefix,
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'command': command,
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'failed': ctx.command_failed,
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})
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@commands.Cog.listener()
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async def on_command_completion(self, ctx):
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await self.register_command(ctx)
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@commands.Cog.listener()
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async def on_socket_response(self, msg):
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self.bot.socket_stats[msg.get('t')] += 1
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@property
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def webhook(self):
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return self.bot.logs_webhook
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async def log_error(self, *, ctx=None, extra=None):
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e = discord.Embed(title='Error', colour=0xdd5f53)
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e.description = f'```py\n{traceback.format_exc()}\n```'
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e.add_field(name='Extra', value=extra, inline=False)
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e.timestamp = datetime.datetime.utcnow()
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if ctx is not None:
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fmt = '{0} (ID: {0.id})'
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author = fmt.format(ctx.author)
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channel = fmt.format(ctx.channel)
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guild = 'None' if ctx.guild is None else fmt.format(ctx.guild)
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e.add_field(name='Author', value=author)
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e.add_field(name='Channel', value=channel)
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e.add_field(name='Guild', value=guild)
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await self.webhook.send(embed=e)
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async def send_guild_stats(self, e, guild):
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e.add_field(name='Name', value=guild.name)
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e.add_field(name='ID', value=guild.id)
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e.add_field(name='Shard ID', value=guild.shard_id or 'N/A')
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e.add_field(name='Owner',
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value=f'{guild.owner} (ID: {guild.owner.id})')
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bots = sum(member.bot for member in guild.members)
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total = guild.member_count
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online = sum(member.status is discord.Status.online
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for member in guild.members)
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e.add_field(name='Members', value=str(total))
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e.add_field(name='Bots', value=f'{bots} ({bots / total:.2%})')
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e.add_field(name='Online', value=f'{online} ({online / total:.2%})')
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if guild.icon:
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e.set_thumbnail(url=guild.icon_url)
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if guild.me:
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e.timestamp = guild.me.joined_at
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await self.webhook.send(embed=e)
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@commands.Cog.listener()
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async def on_guild_join(self, guild):
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e = discord.Embed(colour=0x53dda4, title='New Guild') # green colour
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await self.send_guild_stats(e, guild)
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@commands.Cog.listener()
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async def on_guild_remove(self, guild):
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e = discord.Embed(colour=0xdd5f53, title='Left Guild') # red colour
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await self.send_guild_stats(e, guild)
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@commands.Cog.listener()
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async def on_command_error(self, ctx, error):
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await self.register_command(ctx)
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if not isinstance(error, (
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commands.CommandInvokeError, commands.ConversionError)):
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return
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error = error.original
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if isinstance(error, (discord.Forbidden, discord.NotFound)):
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return
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e = discord.Embed(title='Command Error', colour=0xcc3366)
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e.add_field(name='Name', value=ctx.command.qualified_name)
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e.add_field(name='Author', value=f'{ctx.author} (ID: {ctx.author.id})')
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fmt = f'Channel: {ctx.channel} (ID: {ctx.channel.id})'
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if ctx.guild:
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fmt = f'{fmt}\nGuild: {ctx.guild} (ID: {ctx.guild.id})'
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e.add_field(name='Location', value=fmt, inline=False)
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e.add_field(name='Content', value=textwrap.shorten(
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ctx.message.content,
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width=512
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))
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exc = ''.join(traceback.format_exception(
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type(error), error, error.__traceback__,
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chain=False)
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)
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e.description = f'```py\n{exc}\n```'
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e.timestamp = datetime.datetime.utcnow()
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await self.webhook.send(embed=e)
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@commands.Cog.listener()
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async def on_socket_raw_send(self, data):
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if '"op":2' not in data and '"op":6' not in data:
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return
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back_to_json = json.loads(data)
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if back_to_json['op'] == 2:
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payload = back_to_json['d']
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inner_shard = payload.get('shard', [0])
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self._identifies[inner_shard[0]].append(datetime.datetime.utcnow())
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else:
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self._resumes.append(datetime.datetime.utcnow())
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self._clear_gateway_data()
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def add_record(self, record):
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self._gateway_queue.put_nowait(record)
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async def notify_gateway_status(self, record):
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types = {
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'INFO': ':information_source:',
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'WARNING': ':warning:'
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}
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emoji = types.get(record.levelname, ':heavy_multiplication_x:')
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dt = datetime.datetime.utcfromtimestamp(record.created)
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msg = f'{emoji} `[{dt:%Y-%m-%d %H:%M:%S}] {record.message}`'
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await self.webhook.send(msg)
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@commands.command(name='commandstats', hidden=True)
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@commands.is_owner()
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async def _commandstats(self, ctx, limit=20):
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counter = self.bot.command_stats
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width = len(max(counter, key=len))
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if limit > 0:
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common = counter.most_common(limit)
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else:
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common = counter.most_common()[limit:]
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output = '\n'.join(f'{k:<{width}}: {c}' for k, c in common)
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await ctx.send(f'```\n{output}\n```')
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@commands.command(name='socketstats', hidden=True)
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@commands.is_owner()
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async def _socketstats(self, ctx):
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delta = datetime.datetime.utcnow() - self.bot.uptime
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minutes = delta.total_seconds() / 60
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total = sum(self.bot.socket_stats.values())
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cpm = total / minutes
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await ctx.send(f'{total} socket events observed ({cpm:.2f}/minute):\n{self.bot.socket_stats}')
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@commands.command(name='uptime')
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async def _uptime(self, ctx):
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"""Tells you how long the bot has been up for."""
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uptime = humanize.naturaltime(datetime.datetime.utcnow() - self.bot.uptime)
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await ctx.send(f'Uptime: **{uptime}**')
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async def on_error(self, event, *args):
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e = discord.Embed(title='Event Error', colour=0xa32952)
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e.add_field(name='Event', value=event)
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e.description = f'```py\n{traceback.format_exc()}\n```'
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e.timestamp = datetime.datetime.utcnow()
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args_str = ['```py']
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for index, arg in enumerate(args):
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args_str.append(f'[{index}]: {arg!r}')
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args_str.append('```')
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e.add_field(name='Args', value='\n'.join(args_str), inline=False)
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hook = self.get_cog('Logs').webhook
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try:
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await hook.send(embed=e)
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except (discord.HTTPException, discord.NotFound,
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discord.Forbidden, discord.InvalidArgument):
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pass
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def setup(bot: TuxBot):
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cog = Logs(bot)
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bot.add_cog(cog)
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handler = GatewayHandler(cog)
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logging.getLogger().addHandler(handler)
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commands.AutoShardedBot.on_error = on_error
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