def __init__(self,
name,
app,
host='0.0.0.0',
port=0,
pool_size=None,
protocol=eventlet.wsgi.HttpProtocol,
backlog=128,
use_ssl=False,
max_url_len=None):
"""Initialize, but do not start, a WSGI server.
:param name: Pretty name for logging.
:param app: The WSGI application to serve.
:param host: IP address to serve the application.
:param port: Port number to server the application.
:param pool_size: Maximum number of eventlets to spawn concurrently.
:param backlog: Maximum number of queued connections.
:param max_url_len: Maximum length of permitted URLs.
:returns: None
:raises: nezha.exception.InvalidInput
"""
self.name = name
self.app = app
self._server = None
self._protocol = protocol
self._pool = eventlet.GreenPool(pool_size or self.default_pool_size)
self._logger = logging.getLogger("nezha.%s.wsgi.server" % self.name)
self._wsgi_logger = logging.WritableLogger(self._logger)
self._use_ssl = use_ssl
self._max_url_len = max_url_len
if backlog < 1:
raise exception.InvalidInput(
reason='The backlog must be more than 1')
bind_addr = (host, port)
# TODO(dims): eventlet's green dns/socket module does not actually
# support IPv6 in getaddrinfo(). We need to get around this in the
# future or monitor upstream for a fix
try:
info = socket.getaddrinfo(bind_addr[0], bind_addr[1],
socket.AF_UNSPEC, socket.SOCK_STREAM)[0]
family = info[0]
bind_addr = info[-1]
except Exception:
family = socket.AF_INET
self._socket = eventlet.listen(bind_addr, family, backlog=backlog)
(self.host, self.port) = self._socket.getsockname()[0:2]
LOG.info(_("%(name)s listening on %(host)s:%(port)s") % self.__dict__)
def __init__(self, name, app, host='0.0.0.0', port=0, pool_size=None,
protocol=eventlet.wsgi.HttpProtocol, backlog=128,
use_ssl=False, max_url_len=None):
"""Initialize, but do not start, a WSGI server.
:param name: Pretty name for logging.
:param app: The WSGI application to serve.
:param host: IP address to serve the application.
:param port: Port number to server the application.
:param pool_size: Maximum number of eventlets to spawn concurrently.
:param backlog: Maximum number of queued connections.
:param max_url_len: Maximum length of permitted URLs.
:returns: None
:raises: nezha.exception.InvalidInput
"""
self.name = name
self.app = app
self._server = None
self._protocol = protocol
self._pool = eventlet.GreenPool(pool_size or self.default_pool_size)
self._logger = logging.getLogger("nezha.%s.wsgi.server" % self.name)
self._wsgi_logger = logging.WritableLogger(self._logger)
self._use_ssl = use_ssl
self._max_url_len = max_url_len
if backlog < 1:
raise exception.InvalidInput(
reason='The backlog must be more than 1')
bind_addr = (host, port)
# TODO(dims): eventlet's green dns/socket module does not actually
# support IPv6 in getaddrinfo(). We need to get around this in the
# future or monitor upstream for a fix
try:
info = socket.getaddrinfo(bind_addr[0],
bind_addr[1],
socket.AF_UNSPEC,
socket.SOCK_STREAM)[0]
family = info[0]
bind_addr = info[-1]
except Exception:
family = socket.AF_INET
self._socket = eventlet.listen(bind_addr, family, backlog=backlog)
(self.host, self.port) = self._socket.getsockname()[0:2]
LOG.info(_("%(name)s listening on %(host)s:%(port)s") % self.__dict__)
help_for_backdoor_port = (
"Acceptable values are 0, <port>, and <start>:<end>, where 0 results "
"in listening on a random tcp port number; <port> results in listening "
"on the specified port number (and not enabling backdoor if that port "
"is in use); and <start>:<end> results in listening on the smallest "
"unused port number within the specified range of port numbers. The "
"chosen port is displayed in the service's log file.")
eventlet_backdoor_opts = [
cfg.StrOpt('backdoor_port',
default=None,
help="Enable eventlet backdoor. %s" % help_for_backdoor_port)
]
CONF = cfg.CONF
CONF.register_opts(eventlet_backdoor_opts)
LOG = logging.getLogger(__name__)
class EventletBackdoorConfigValueError(Exception):
def __init__(self, port_range, help_msg, ex):
msg = ('Invalid backdoor_port configuration %(range)s: %(ex)s. '
'%(help)s' %
{'range': port_range, 'ex': ex, 'help': help_msg})
super(EventletBackdoorConfigValueError, self).__init__(msg)
self.port_range = port_range
def _dont_use_this():
print("Don't use this, just disconnect instead")
from oslo.config import cfg
from nezha.openstack.common.gettextutils import _
from nezha.openstack.common import rpc
from nezha.openstack.common.rpc import proxy
from nezha.openstack.common import log as logging
LOG = logging.getLogger(__name__)
rpc_opts = [
cfg.StrOpt('handle_topic', default="handle", help='The topic for handle.'),
]
CONF = cfg.CONF
CONF.register_opts(rpc_opts)
def _make_topic(topic, host):
return '%s.%s' % (topic, host) if host else topic
class HandleRPCAPI(proxy.RpcProxy):
BASE_VERSION = '1.0'
def __init__(self):
self.topic = CONF.handle_topic
super(HandleRPCAPI, self).__init__(self.topic, self.BASE_VERSION)
def get_all_iptables(self, ctxt, host):
return self.call(ctxt,
