def get_route(self,addr=None,table=254):
"""
Get a particular route.
About implementation: there is a mechanism to retrieve only
one record from the kernel; but it is unreliable, so get
all records and filter it here
"""
if addr is None:
return self.get_all_routes(table)
ret = self.get_all_routes(table)
result = {}
dst = dqn_to_int(addr)
for i in ret:
if ('dst_prefix' in i.keys()) and ('dst_len' in i.keys()):
if dqn_to_int(i['dst_prefix']) == get_base(dst,i['dst_len']):
result['static'] = i
elif ('dst_len' in i.keys()) and ('src_len' in i.keys()):
if i['dst_len'] == 0 and i['src_len'] == 0:
result['default'] = i
if 'static' in result.keys():
ret = [result['static'],]
elif 'default' in result.keys():
ret = [result['default'],]
else:
ret = []
return ret
def __init__(self, address='0.0.0.0',port=10001):
"""
Create and bind socket structure
"""
self.fd = libc.socket(AF_INET,SOCK_STREAM,0)
libc.setsockopt(self.fd, SOL_SOCKET, SO_REUSEADDR, byref(c_uint32(1)), sizeof(c_uint32))
sa = sockaddr_in()
sa.sin_family = AF_INET
sa.sin_port = htons(port)
sa.sin_addr = htonl(dqn_to_int(address))
self.sa = sa
l = libc.bind(self.fd, byref(sa), sizeof(sa))
if l != 0:
self.close()
raise Exception("libc.bind(): errcode %i" % (l))
def __init__(self, address='0.0.0.0', port=10001):
"""
Create and bind socket structure
"""
self.fd = libc.socket(AF_INET, SOCK_STREAM, 0)
libc.setsockopt(self.fd, SOL_SOCKET, SO_REUSEADDR, byref(c_uint32(1)),
sizeof(c_uint32))
sa = sockaddr_in()
sa.sin_family = AF_INET
sa.sin_port = htons(port)
sa.sin_addr = htonl(dqn_to_int(address))
self.sa = sa
l = libc.bind(self.fd, byref(sa), sizeof(sa))
if l != 0:
self.close()
raise Exception("libc.bind(): errcode %i" % (l))
for i in range(QTHREADS):
p9socketworker(self).start()
def r_ip4ad(text):
return c_uint32(htonl(dqn_to_int(text)))
