def daemonize():
""" if daemon option is set, this function will daemonize the master.
It's based on this activestate recipe :
http://code.activestate.com/recipes/278731/
"""
if not 'GUNICORN_FD' in os.environ:
if os.fork() == 0:
os.setsid()
if os.fork() != 0:
os.umask(0)
else:
os._exit(0)
else:
os._exit(0)
maxfd = util.get_maxfd()
# Iterate through and close all file descriptors.
for fd in range(0, maxfd):
try:
os.close(fd)
except OSError: # ERROR, fd wasn't open to begin with (ignored)
pass
os.open(util.REDIRECT_TO, os.O_RDWR)
os.dup2(0, 1)
os.dup2(0, 2)
def reexec(self):
"""\
Relaunch the master and workers.
"""
if self.pidfile is not None:
self.pidfile.rename("%s.oldbin" % self.pidfile.fname)
self.reexec_pid = os.fork()
if self.reexec_pid != 0:
self.master_name = "Old Master"
return
os.environ['GUNICORN_FD'] = str(self.LISTENER.fileno())
os.chdir(self.START_CTX['cwd'])
self.cfg.pre_exec(self)
util.closerange(3, self.LISTENER.fileno())
util.closerange(self.LISTENER.fileno()+1, util.get_maxfd())
os.execvpe(self.START_CTX[0], self.START_CTX['args'], os.environ)
def reexec(self):
"""\
Relaunch the master and workers.
"""
if self.pidfile is not None:
self.pidfile.rename("%s.oldbin" % self.pidfile.fname)
self.reexec_pid = os.fork()
if self.reexec_pid != 0:
self.master_name = "Old Master"
return
os.environ['GUNICORN_FD'] = str(self.LISTENER.fileno())
os.chdir(self.START_CTX['cwd'])
self.cfg.pre_exec(self)
util.closerange(3, self.LISTENER.fileno())
util.closerange(self.LISTENER.fileno()+1, util.get_maxfd())
os.execvpe(self.START_CTX[0], self.START_CTX['args'], os.environ)
def reexec(self):
"""\
Relaunch the master and workers.
"""
if self.pidfile is not None:
self.pidfile.rename("%s.oldbin" % self.pidfile.fname)
self.reexec_pid = os.fork()
if self.reexec_pid != 0:
self.master_name = "Old Master"
return
fds = [l.fileno() for l in self.LISTENERS]
os.environ['GUNICORN_FD'] = ",".join([str(fd) for fd in fds])
os.chdir(self.START_CTX['cwd'])
self.cfg.pre_exec(self)
# close all file descriptors except bound sockets
util.closerange(3, fds[0])
util.closerange(fds[-1] + 1, util.get_maxfd())
os.execvpe(self.START_CTX[0], self.START_CTX['args'], os.environ)
def daemonize():
if not 'GUNICORN_FD' in os.environ:
if os.fork() == 0:
os.setsid()
if os.fork() == 0:
os.umask(UMASK)
else:
os._exit(0)
else:
os._exit(0)
maxfd = util.get_maxfd()
# Iterate through and close all file descriptors.
for fd in range(0, maxfd):
try:
os.close(fd)
except OSError: # ERROR, fd wasn't open to begin with (ignored)
pass
os.open(util.REDIRECT_TO, os.O_RDWR)
os.dup2(0, 1)
os.dup2(0, 2)
def reexec(self):
"""\
Relaunch the master and workers.
"""
if self.pidfile is not None:
self.pidfile.rename("%s.oldbin" % self.pidfile.fname)
self.reexec_pid = os.fork()
if self.reexec_pid != 0:
self.master_name = "Old Master"
return
fds = [l.fileno() for l in self.LISTENERS]
os.environ['GUNICORN_FD'] = ",".join([str(fd) for fd in fds])
os.chdir(self.START_CTX['cwd'])
self.cfg.pre_exec(self)
# close all file descriptors except bound sockets
util.closerange(3, fds[0])
util.closerange(fds[-1] + 1, util.get_maxfd())
os.execvpe(self.START_CTX[0], self.START_CTX['args'], os.environ)
