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Merge pull request #349 from NebulousLabs/fix-err-msg 

Use a clearer log message and add some debug output.
This commit is contained in:
Ivaylo Novakov 2020-08-26 15:35:13 +02:00 committed by GitHub
parent 66163b69cd 2126115df4
commit c587cb0d38
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1 changed files with 18 additions and 2 deletions
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20
setup-scripts/log-checker.py
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@ -57,7 +57,9 @@ async def check_docker_logs():
container_name = sys.argv[2] container_name = sys.argv[2]
# Get the container id for siad. # Get the container id for siad.
stream = os.popen('docker ps -q --filter name=^{}$'.format(container_name)) cmd = 'docker ps -q --filter name=^{}$'.format(container_name)
print("[DEBUG] will run `{}`".format(cmd))
stream = os.popen(cmd)
image_id = stream.read().strip() image_id = stream.read().strip()
# Get the number of hours to look back in the logs or use 1 as default. # Get the number of hours to look back in the logs or use 1 as default.
@ -70,11 +72,25 @@ async def check_docker_logs():
time_string = "{}h".format(check_hours) time_string = "{}h".format(check_hours)
# Read the logs. # Read the logs.
print("[DEBUG] Will run `docker logs --since {} {}`".format(time_string, image_id))
proc = Popen(["docker", "logs", "--since", time_string, image_id], stdin=PIPE, stdout=PIPE, stderr=PIPE, text=True) proc = Popen(["docker", "logs", "--since", time_string, image_id], stdin=PIPE, stdout=PIPE, stderr=PIPE, text=True)
std_out, std_err = proc.communicate() std_out, std_err = proc.communicate()
if len(std_err) > 0: if len(std_err) > 0:
await send_msg(client, "Error reading docker logs output: {}".format(std_err), force_notify=True) # 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 1900 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) > 1900:
pos = std_err.find("\n", -1900)
std_err = std_err[pos+1:]
await send_msg(client, "Error(s) preview:\n{}".format(std_err), force_notify=True)
return return
# If there are any critical errors. upload the whole log file. # If there are any critical errors. upload the whole log file.