From ebf01a4f89dcaf4f91c410eaf09d07ee5b081ff0 Mon Sep 17 00:00:00 2001 From: Jelmer Vernooij Date: Fri, 1 Oct 2010 02:53:38 +0200 Subject: autobuild: Add --daemon option. --- script/autobuild.py | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) (limited to 'script/autobuild.py') diff --git a/script/autobuild.py b/script/autobuild.py index e7a20150af..40635439c2 100755 --- a/script/autobuild.py +++ b/script/autobuild.py @@ -246,6 +246,30 @@ def find_git_root(): return None +def daemonize(logfile): + pid = os.fork() + if pid == 0: # Parent + os.setsid() + pid = os.fork() + if pid != 0: # Actual daemon + os._exit(0) + else: # Grandparent + os._exit(0) + + import resource # Resource usage information. + maxfd = resource.getrlimit(resource.RLIMIT_NOFILE)[1] + if maxfd == resource.RLIM_INFINITY: + maxfd = 1024 # Rough guess at maximum number of open file descriptors. + for fd in range(0, maxfd): + try: + os.close(fd) + except OSError: + pass + os.open(logfile, os.O_RDWR | os.O_CREAT) + os.dup2(0, 1) + os.dup2(0, 2) + + def rebase_tree(url): print("Rebasing on %s" % url) run_cmd("git remote add -t master master %s" % url, show=True, dir=test_master) @@ -295,6 +319,8 @@ parser.add_option("", "--retry", help="automatically retry if master changes", default=False, action="store_true") parser.add_option("", "--email", help="send email to the given address on failure", type='str', default=None) +parser.add_option("", "--daemon", help="daemonize after initial setup", + action="store_true") def email_failure(status, failed_task, failed_tag, errstr): @@ -347,6 +373,11 @@ except Exception, reason: raise Exception("Unable to create %s : %s" % (testbase, reason)) cleanup_list.append(testbase) +if options.daemon: + logfile = os.path.join(testbase, "log") + print "Forking into the background, writing progress to %s" % logfile + daemonize(logfile) + while True: try: run_cmd("rm -rf %s" % test_master) -- cgit