examples/god/stale.god
# This will ride alongside god and kill any rogue stale worker
# processes. Their sacrifice is for the greater good.
WORKER_TIMEOUT = 60 * 10 # 10 minutes
Thread.new do
loop do
begin
`ps -e -o pid,command | grep [r]esque`.split("\n").each do |line|
parts = line.split(' ')
next if parts[-2] != "at"
started = parts[-1].to_i
elapsed = Time.now - Time.at(started)
if elapsed >= WORKER_TIMEOUT
::Process.kill('USR1', parts[0].to_i)
end
end
rescue
# don't die because of stupid exceptions
nil
end
sleep 30
end
end