def start(self):
"""Start serving a WSGI application.
:returns: None
:raises: brick.exception.InvalidInput
"""
# The server socket object will be closed after server exits,
# but the underlying file descriptor will remain open, and will
# give bad file descriptor error. So duplicating the socket object,
# to keep file descriptor usable.
dup_socket = self._socket.dup()
if self._use_ssl:
try:
ssl_kwargs = {
'server_side': True,
'certfile': CONF.ssl_cert_file,
'keyfile': CONF.ssl_key_file,
'cert_reqs': ssl.CERT_NONE,
}
if CONF.ssl_ca_file:
ssl_kwargs['ca_certs'] = CONF.ssl_ca_file
ssl_kwargs['cert_reqs'] = ssl.CERT_REQUIRED
dup_socket = ssl.wrap_socket(dup_socket,
**ssl_kwargs)
dup_socket.setsockopt(socket.SOL_SOCKET,
socket.SO_REUSEADDR, 1)
# sockets can hang around forever without keepalive
network_utils.set_tcp_keepalive(dup_socket,
CONF.tcp_keepalive,
CONF.tcp_keepidle,
CONF.tcp_keepalive_count,
CONF.tcp_keepalive_interval)
except Exception:
with excutils.save_and_reraise_exception():
LOG.error(_("Failed to start %(name)s on %(_host)s:"
"%(_port)s with SSL support.") % self.__dict__)
wsgi_kwargs = {
'func': eventlet.wsgi.server,
'sock': dup_socket,
'site': self.app,
'protocol': self._protocol,
'custom_pool': self._pool,
'log': self._wsgi_logger
}
self._server = eventlet.spawn(**wsgi_kwargs)
def start(self):
"""Start serving a WSGI application.
:returns: None
:raises: brick.exception.InvalidInput
"""
# The server socket object will be closed after server exits,
# but the underlying file descriptor will remain open, and will
# give bad file descriptor error. So duplicating the socket object,
# to keep file descriptor usable.
dup_socket = self._socket.dup()
if self._use_ssl:
try:
ssl_kwargs = {
'server_side': True,
'certfile': CONF.ssl_cert_file,
'keyfile': CONF.ssl_key_file,
'cert_reqs': ssl.CERT_NONE,
}
if CONF.ssl_ca_file:
ssl_kwargs['ca_certs'] = CONF.ssl_ca_file
ssl_kwargs['cert_reqs'] = ssl.CERT_REQUIRED
dup_socket = ssl.wrap_socket(dup_socket, **ssl_kwargs)
dup_socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR,
1)
# sockets can hang around forever without keepalive
network_utils.set_tcp_keepalive(dup_socket, CONF.tcp_keepalive,
CONF.tcp_keepidle,
CONF.tcp_keepalive_count,
CONF.tcp_keepalive_interval)
except Exception:
with excutils.save_and_reraise_exception():
LOG.error(
_("Failed to start %(name)s on %(_host)s:"
"%(_port)s with SSL support.") % self.__dict__)
wsgi_kwargs = {
'func': eventlet.wsgi.server,
'sock': dup_socket,
'site': self.app,
'protocol': self._protocol,
'custom_pool': self._pool,
'log': self._wsgi_logger
}
self._server = eventlet.spawn(**wsgi_kwargs)
def remove_path_on_error(path, remove=delete_if_exists):
"""Protect code that wants to operate on PATH atomically.
Any exception will cause PATH to be removed.
:param path: File to work with
:param remove: Optional function to remove passed path
"""
try:
yield
except Exception:
with excutils.save_and_reraise_exception():
remove(path)
def remove_path_on_error(path, remove=delete_if_exists):
"""Protect code that wants to operate on PATH atomically.
Any exception will cause PATH to be removed.
:param path: File to work with
:param remove: Optional function to remove passed path
"""
try:
yield
except Exception:
with excutils.save_and_reraise_exception():
remove(path)
