104 lines
3.8 KiB
Python
Executable File
104 lines
3.8 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
|
|
import discord, sys, traceback, io, os, asyncio
|
|
from bot_utils import setup, send_msg
|
|
from datetime import datetime, timedelta
|
|
from subprocess import Popen, PIPE
|
|
|
|
"""
|
|
log-checker checks the docker logs for siad.
|
|
|
|
Arguments:
|
|
1. path to a .env file (default is none so env variables can already be
|
|
preset)
|
|
|
|
2. docker container name name (default: "sia")
|
|
|
|
3. number of hours to look back in log (default: 1 hour)
|
|
|
|
"""
|
|
|
|
# Get the container name as an argument or use "sia" as default.
|
|
CONTAINER_NAME = "sia"
|
|
if len(sys.argv) > 2:
|
|
CONTAINER_NAME = sys.argv[2]
|
|
|
|
# Get the number of hours to look back in the logs or use 1 as default.
|
|
CHECK_HOURS = 1
|
|
if len(sys.argv) > 3:
|
|
CHECK_HOURS = int(sys.argv[3])
|
|
|
|
# Discord messages have a limit on their length set at 2000 bytes. We use
|
|
# a lower limit in order to leave some space for additional message text.
|
|
DISCORD_MAX_MESSAGE_LENGTH = 1900
|
|
|
|
bot_token = setup()
|
|
client = discord.Client()
|
|
|
|
|
|
# exit_after kills the script if it hasn't exited on its own after `delay` seconds
|
|
async def exit_after(delay):
|
|
await asyncio.sleep(delay)
|
|
os._exit(0)
|
|
|
|
|
|
@client.event
|
|
async def on_ready():
|
|
await run_checks()
|
|
asyncio.create_task(exit_after(3))
|
|
|
|
|
|
async def run_checks():
|
|
print("Running Skynet portal log checks")
|
|
try:
|
|
await check_docker_logs()
|
|
except: # catch all exceptions
|
|
trace = traceback.format_exc()
|
|
await send_msg(client, "```\n{}\n```".format(trace), force_notify=False)
|
|
|
|
|
|
# check_docker_logs checks the docker logs by filtering on the docker image name
|
|
async def check_docker_logs():
|
|
print("\nChecking docker logs...")
|
|
|
|
now = datetime.now()
|
|
time = now - timedelta(hours=CHECK_HOURS)
|
|
time_string = "{}h".format(CHECK_HOURS)
|
|
|
|
# Read the logs.
|
|
print("[DEBUG] Will run `docker logs --since {} {}`".format(time_string, CONTAINER_NAME))
|
|
proc = Popen(["docker", "logs", "--since", time_string, CONTAINER_NAME], stdin=PIPE, stdout=PIPE, stderr=PIPE, text=True)
|
|
std_out, std_err = proc.communicate()
|
|
|
|
if len(std_err) > 0:
|
|
# Trim the error log to under 1MB.
|
|
one_mb = 1024*1024
|
|
if len(std_err) > one_mb:
|
|
pos = std_err.find("\n", -one_mb)
|
|
std_err = std_err[pos+1:]
|
|
upload_name = "{}-{}-{}-{}-{}:{}:{}_err.log".format(CONTAINER_NAME, time.year, time.month, time.day, time.hour, time.minute, time.second)
|
|
await send_msg(client, "Error(s) found in log!", file=discord.File(io.BytesIO(std_err.encode()), filename=upload_name), force_notify=True)
|
|
# Send at most DISCORD_MAX_MESSAGE_LENGTH characters of logs, rounded
|
|
# down to the nearest new line. This is a limitation in the size of
|
|
# Discord messages - they can be at most 2000 characters long (and we
|
|
# send some extra characters before the error log).
|
|
if len(std_err) > DISCORD_MAX_MESSAGE_LENGTH:
|
|
pos = std_err.find("\n", -DISCORD_MAX_MESSAGE_LENGTH)
|
|
std_err = std_err[pos+1:]
|
|
await send_msg(client, "Error(s) preview:\n{}".format(std_err), force_notify=True)
|
|
return
|
|
|
|
# If there are any critical or severe errors. upload the whole log file.
|
|
if 'Critical' in std_out or 'Severe' in std_out or 'panic' in std_out:
|
|
upload_name = "{}-{}-{}-{}-{}:{}:{}.log".format(CONTAINER_NAME, time.year, time.month, time.day, time.hour, time.minute, time.second)
|
|
await send_msg(client, "Critical or Severe error found in log!", file=discord.File(io.BytesIO(std_out.encode()), filename=upload_name), force_notify=True)
|
|
return
|
|
|
|
# No critical or severe errors, return a heartbeat type message
|
|
pretty_before = time.strftime("%I:%M%p")
|
|
pretty_now = now.strftime("%I:%M%p")
|
|
await send_msg(client, "No critical or severe warnings in log from `{}` to `{}`".format(pretty_before, pretty_now))
|
|
|
|
|
|
client.run(bot_token)
|