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Make test_rebind.py timeout when waiting for a log message

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Closes #27968.
This commit is contained in:
teor 2018-10-06 16:10:37 -05:00 committed by Nick Mathewson
parent cd674a10ad
commit a02d6c560d
1 changed files with 15 additions and 2 deletions
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17
src/test/test_rebind.py
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@ -8,6 +8,10 @@ import time
import random import random
import errno import errno
LOG_TIMEOUT = 60.0
LOG_WAIT = 0.1
LOG_CHECK_LIMIT = LOG_TIMEOUT / LOG_WAIT
def fail(msg): def fail(msg):
print('FAIL') print('FAIL')
sys.exit(msg) sys.exit(msg)
@ -20,10 +24,19 @@ def try_connecting_to_socksport():
socks_socket.close() socks_socket.close()
def wait_for_log(s): def wait_for_log(s):
while True: log_checked = 0
while log_checked < LOG_CHECK_LIMIT:
l = tor_process.stdout.readline() l = tor_process.stdout.readline()
if s in l.decode('utf8'): l = l.decode('utf8')
if s in l:
return return
print('Tor logged: "{}", waiting for "{}"'.format(l.strip(), s))
# readline() returns a blank string when there is no output
# avoid busy-waiting
if len(s) == 0:
time.sleep(LOG_WAIT)
log_checked += 1
fail('Could not find "{}" in logs after {} seconds'.format(s, LOG_TIMEOUT))
def pick_random_port(): def pick_random_port():
port = 0 port = 0