# limitations under the License.
import logging
import netaddr
from ryu.ofproto import ether
from ryu.ofproto import inet
from ryu.ofproto import ofproto_v1_2
from ryu.ofproto import ofproto_v1_2_parser
from ryu.lib import ofctl_utils
LOG = logging.getLogger('ryu.lib.ofctl_v1_2')
DEFAULT_TIMEOUT = 1.0
UTIL = ofctl_utils.OFCtlUtil(ofproto_v1_2)
def to_action(dp, dic):
ofp = dp.ofproto
parser = dp.ofproto_parser
action_type = dic.get('type')
if action_type == 'OUTPUT':
out_port = UTIL.ofp_port_from_user(dic.get('port', ofp.OFPP_ANY))
max_len = UTIL.ofp_cml_from_user(dic.get('max_len', ofp.OFPCML_MAX))
result = parser.OFPActionOutput(out_port, max_len)
elif action_type == 'COPY_TTL_OUT':
result = parser.OFPActionCopyTtlOut()
elif action_type == 'COPY_TTL_IN':
result = parser.OFPActionCopyTtlIn()
class Test_ofctl_utils(unittest.TestCase):
# prepare test target
util = ofctl_utils.OFCtlUtil(ofproto_v1_3)
def _test_str_to_int(self, input_value, expected_value):
output_value = ofctl_utils.str_to_int(input_value)
self.assertEqual(expected_value, output_value)
def test_str_to_int(self):
self._test_str_to_int(1, 1) # int
self._test_str_to_int('0b10', 2) # binary digit
self._test_str_to_int('0o10', 8) # octal digit
self._test_str_to_int('0x10', 16) # hexadecimal digit
def test_ofp_port_from_user(self):
self.assertEqual(
ofproto_v1_3.OFPP_CONTROLLER,
self.util.ofp_port_from_user(ofproto_v1_3.OFPP_CONTROLLER) # int
)
self.assertEqual(
ofproto_v1_3.OFPP_CONTROLLER,
self.util.ofp_port_from_user('CONTROLLER') # str without prefix
)
self.assertEqual(
ofproto_v1_3.OFPP_CONTROLLER,
self.util.ofp_port_from_user('OFPP_CONTROLLER') # str with prefix
)
def test_ofp_port_to_user(self):
self.assertEqual(
'CONTROLLER',
self.util.ofp_port_to_user(ofproto_v1_3.OFPP_CONTROLLER))
self.assertEqual(
1,
self.util.ofp_port_to_user(1) # not matched
)
def test_ofp_table_from_user(self):
self.assertEqual(ofproto_v1_3.OFPTT_ALL,
self.util.ofp_table_from_user('ALL'))
def test_ofp_table_to_user(self):
self.assertEqual('ALL',
self.util.ofp_table_to_user(ofproto_v1_3.OFPTT_ALL))
def test_ofp_cml_from_user(self):
self.assertEqual(ofproto_v1_3.OFPCML_NO_BUFFER,
self.util.ofp_cml_from_user('NO_BUFFER'))
def test_ofp_cml_to_user(self):
self.assertEqual(
'NO_BUFFER',
self.util.ofp_cml_to_user(ofproto_v1_3.OFPCML_NO_BUFFER))
def test_ofp_group_from_user(self):
self.assertEqual(ofproto_v1_3.OFPG_ANY,
self.util.ofp_group_from_user('ANY'))
def test_ofp_group_to_user(self):
self.assertEqual('ANY',
self.util.ofp_group_to_user(ofproto_v1_3.OFPG_ANY))
def test_ofp_buffer_from_user(self):
self.assertEqual(ofproto_v1_3.OFP_NO_BUFFER,
self.util.ofp_buffer_from_user('NO_BUFFER'))
self.assertEqual(
1,
self.util.ofp_buffer_from_user(1) # not matched
)
def test_ofp_buffer_to_user(self):
self.assertEqual(
'NO_BUFFER',
self.util.ofp_buffer_to_user(ofproto_v1_3.OFP_NO_BUFFER))
self.assertEqual(
1,
self.util.ofp_buffer_to_user(1) # not matched
)
def test_ofp_meter_from_user(self):
self.assertEqual(ofproto_v1_3.OFPM_ALL,
self.util.ofp_meter_from_user('ALL'))
def test_ofp_meter_to_user(self):
self.assertEqual('ALL',
self.util.ofp_meter_to_user(ofproto_v1_3.OFPM_ALL))
def test_ofp_queue_from_user(self):
self.assertEqual(ofproto_v1_3.OFPQ_ALL,
self.util.ofp_queue_from_user('ALL'))
def test_ofp_queue_to_user(self):
self.assertEqual('ALL',
self.util.ofp_queue_to_user(ofproto_v1_3.OFPQ_ALL))
