def testRouteFromText(self):
_getRouteAttrs = lambda x: (x.network, x.via, x.device, x.table)
good_routes = {
'default via 192.168.99.254 dev eth0':
('0.0.0.0/0', '192.168.99.254', 'eth0', None),
'default via 192.168.99.254 dev eth0 table foo':
('0.0.0.0/0', '192.168.99.254', 'eth0', 'foo'),
'200.100.50.0/16 via 11.11.11.11 dev eth2 table foo':
('200.100.50.0/16', '11.11.11.11', 'eth2', 'foo'),
'local 127.0.0.1 dev lo src 127.0.0.1': ('127.0.0.1', None, 'lo',
None),
'unreachable ::ffff:0.0.0.0/96 dev lo metric 1024 error -101':
('::ffff:0.0.0.0/96', None, 'lo', None),
'broadcast 240.0.0.255 dev veth_23 table local '
'proto kernel scope link src 240.0.0.1': ('240.0.0.255', None,
'veth_23', 'local'),
'ff02::2 dev veth_23 metric 0 \ cache': ('ff02::2', None,
'veth_23', None),
}
for text, attributes in good_routes.iteritems():
route = Route.fromText(text)
self.assertEqual(_getRouteAttrs(route), attributes)
bad_routes = \
['default via 192.168.99.257 dev eth0 table foo', # Misformed via
'200.100.50.0/16 dev eth2 table foo extra', # Key without value
'288.1.2.9/43 via 1.1.9.4 dev em1 table foo', # Misformed network
'200.100.50.0/16 via 192.168.99.254 table foo', # No device
'local dev eth0 table bar'] # local with no address
for text in bad_routes:
self.assertRaises(ValueError, Route.fromText, text)
def testRouteFromText(self):
_getRouteAttrs = lambda x: (x.network, x.via, x.device, x.table)
good_routes = {
'default via 192.168.99.254 dev eth0':
('0.0.0.0/0', '192.168.99.254', 'eth0', None),
'default via 192.168.99.254 dev eth0 table foo':
('0.0.0.0/0', '192.168.99.254', 'eth0', 'foo'),
'200.100.50.0/16 via 11.11.11.11 dev eth2 table foo':
('200.100.50.0/16', '11.11.11.11', 'eth2', 'foo'),
'local 127.0.0.1 dev lo src 127.0.0.1':
('127.0.0.1', None, 'lo', None),
'unreachable ::ffff:0.0.0.0/96 dev lo metric 1024 error -101':
('::ffff:0.0.0.0/96', None, 'lo', None),
'broadcast 240.0.0.255 dev veth_23 table local '
'proto kernel scope link src 240.0.0.1':
('240.0.0.255', None, 'veth_23', 'local'),
'ff02::2 dev veth_23 metric 0 \ cache':
('ff02::2', None, 'veth_23', None),
}
for text, attributes in good_routes.iteritems():
route = Route.fromText(text)
self.assertEqual(_getRouteAttrs(route), attributes)
bad_routes = \
['default via 192.168.99.257 dev eth0 table foo', # Misformed via
'200.100.50.0/16 dev eth2 table foo extra', # Key without value
'288.1.2.9/43 via 1.1.9.4 dev em1 table foo', # Misformed network
'200.100.50.0/16 via 192.168.99.254 table foo', # No device
'local dev eth0 table bar'] # local with no address
for text in bad_routes:
self.assertRaises(ValueError, Route.fromText, text)
def routes(table='all'):
routes_data = routeShowTable(table)
for route_data in routes_data:
try:
r = Route.fromText(route_data)
family = 6 if _is_ipv6_addr_soft_check(r.network) else 4
rtable = r.table if table == 'all' else table
yield IPRouteData(r.network, r.via, family, r.src, r.device,
rtable)
except ValueError:
logging.warning('Could not parse route %s', route_data)
def routes(table='all'):
routes_data = routeShowTable(table)
for route_data in routes_data:
try:
r = Route.fromText(route_data)
family = 6 if _is_ipv6_addr_soft_check(r.network) else 4
rtable = r.table if table == 'all' else table
yield IPRouteData(
r.network, r.via, family, r.src, r.device, rtable)
except ValueError:
logging.warning('Could not parse route %s', route_data)
def getRouteDeviceTo(destinationIP):
"""Return the name of the device leading to destinationIP or the empty
string if none is found"""
try:
route = routeGet([destinationIP])[0]
except (IPRoute2Error, IndexError):
logging.exception("Could not route to %s", destinationIP)
return ""
try:
return Route.fromText(route).device
except ValueError:
logging.exception("Could not parse route %s", route)
return ""
def getRouteDeviceTo(destinationIP):
"""Return the name of the device leading to destinationIP or the empty
string if none is found"""
try:
route = routeGet([destinationIP])[0]
except (IPRoute2Error, IndexError):
logging.exception('Could not route to %s', destinationIP)
return ''
try:
return Route.fromText(route).device
except ValueError:
logging.exception('Could not parse route %s', route)
return ''
def getDefaultGateway():
output = routeShowGateways("main")
return Route.fromText(output[0]) if output else None
def ipv6_default_gateway():
output = route6_show_gateways('main')
return Route.fromText(output[0]) if output else None
def getDefaultGateway():
output = routeShowGateways('main')
return Route.fromText(output[0]) if output else None
def ipv6_default_gateway():
output = route6_show_gateways('main')
return Route.fromText(output[0]) if output else None