def cmd_status(params):
""" Check if the bot is running."""
print "wikibot_%s:" % params['USK_HASH']
print "storage: %s" % params['BOT_STORAGE_DIR']
# Attribution:
# http://stackoverflow.com/questions/38056/how-do-you-check-in-linux-with- \
# python-if-a-process-is-still-running
try:
pid = int(open(make_bot_path(params['BOT_STORAGE_DIR'],
'wikibot_' + params['USK_HASH'],
'pid'), 'rb').read().strip())
print "pid: %i" % pid
os.kill(pid, 0)
print "STATUS: Running"
except IOError: # no pid file
print "STATUS: Stopped"
except OSError, err:
if err.errno == errno.ESRCH:
print "STATUS: Crashed!"
elif err.errno == errno.EPERM:
print "No permission to signal this process! Maybe run whoami?"
else:
print "Unknown error checking pid!"
def cmd_stop(params):
""" Stop the bot."""
try:
pid = int(open(make_bot_path(params['BOT_STORAGE_DIR'],
'wikibot_' + params['USK_HASH'],
'pid'), 'rb').read().strip())
print "Stopping, pid: %i..." % pid
os.kill(pid, signal.SIGINT)
os.waitpid(pid, 0)
print "Stopped."
except IOError: # no pid file
print "Not running."
except OSError, err:
if err.errno == errno.ECHILD:
# Process died before waitpid.
print "Stopped."
else:
print "Failed: ", err
