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comparison hgext/chgserver.py @ 28770:97c8da2f89f9

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chgserver: change random state after fork Before this patch, extensions expecting a different random state per command will break since the chg request handler will inherit a same random state from the parent daemon process. This patch addresses the issue by calling random.seed() after fork.
author Jun Wu <quark@fb.com>
date Mon, 04 Apr 2016 01:59:57 +0100
parents 2461f33c9f97
children 983353035cec
comparison
equal deleted inserted replaced
28769:222f482930c8 28770:97c8da2f89f9
43 import SocketServer 43 import SocketServer
44 import errno 44 import errno
45 import gc 45 import gc
46 import inspect 46 import inspect
47 import os 47 import os
48 import random
48 import re 49 import re
49 import struct 50 import struct
50 import sys 51 import sys
51 import threading 52 import threading
52 import time 53 import time
538 def handle(self): 539 def handle(self):
539 # use a different process group from the master process, making this 540 # use a different process group from the master process, making this
540 # process pass kernel "is_current_pgrp_orphaned" check so signals like 541 # process pass kernel "is_current_pgrp_orphaned" check so signals like
541 # SIGTSTP, SIGTTIN, SIGTTOU are not ignored. 542 # SIGTSTP, SIGTTIN, SIGTTOU are not ignored.
542 os.setpgid(0, 0) 543 os.setpgid(0, 0)
544 # change random state otherwise forked request handlers would have a
545 # same state inherited from parent.
546 random.seed()
543 ui = self.server.ui 547 ui = self.server.ui
544 repo = self.server.repo 548 repo = self.server.repo
545 sv = None 549 sv = None
546 try: 550 try:
547 sv = chgcmdserver(ui, repo, self.rfile, self.wfile, self.connection, 551 sv = chgcmdserver(ui, repo, self.rfile, self.wfile, self.connection,