diff options
Diffstat (limited to 'yardstick/network_services/traffic_profile/traffic_profile.py')
| -rw-r--r-- | yardstick/network_services/traffic_profile/traffic_profile.py | 86 |
1 files changed, 44 insertions, 42 deletions
diff --git a/yardstick/network_services/traffic_profile/traffic_profile.py b/yardstick/network_services/traffic_profile/traffic_profile.py index 3b19ff9be..8cde5e4a7 100644 --- a/yardstick/network_services/traffic_profile/traffic_profile.py +++ b/yardstick/network_services/traffic_profile/traffic_profile.py @@ -11,16 +11,16 @@ # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. -""" Trex Traffic Profile definitions """ -from __future__ import absolute_import import struct import socket import logging from random import SystemRandom -import six import ipaddress +import six + +from yardstick.common import exceptions as y_exc from yardstick.network_services.traffic_profile.base import TrafficProfile from trex_stl_lib.trex_stl_client import STLStream from trex_stl_lib.trex_stl_streams import STLFlowLatencyStats @@ -78,31 +78,32 @@ class TrexProfile(TrafficProfile): op='inc', step=1) self.vm_flow_vars.append(stl_vm_flow_var) - stl_vm_wr_flow_var = STLVmWrFlowVar(fv_name='mac_{}'.format(direction), - pkt_offset='Ether.{}'.format(direction)) + stl_vm_wr_flow_var = STLVmWrFlowVar( + fv_name='mac_{}'.format(direction), + pkt_offset='Ether.{}'.format(direction)) self.vm_flow_vars.append(stl_vm_wr_flow_var) return partial def _ip_range_action_partial(self, direction, count=1): # pylint: disable=unused-argument def partial(min_value, max_value, count): - ip1 = int(ipaddress.IPv4Address(min_value)) - ip2 = int(ipaddress.IPv4Address(max_value)) - actual_count = (ip2 - ip1) + _, _, actual_count = self._count_ip(min_value, max_value) if not actual_count: count = 1 elif actual_count < int(count): count = actual_count - stl_vm_flow_var = STLVmFlowVarRepeatableRandom(name="ip4_{}".format(direction), - min_value=min_value, - max_value=max_value, - size=4, - limit=int(count), - seed=0x1235) + stl_vm_flow_var = STLVmFlowVarRepeatableRandom( + name="ip4_{}".format(direction), + min_value=min_value, + max_value=max_value, + size=4, + limit=int(count), + seed=0x1235) self.vm_flow_vars.append(stl_vm_flow_var) - stl_vm_wr_flow_var = STLVmWrFlowVar(fv_name='ip4_{}'.format(direction), - pkt_offset='IP.{}'.format(direction)) + stl_vm_wr_flow_var = STLVmWrFlowVar( + fv_name='ip4_{}'.format(direction), + pkt_offset='IP.{}'.format(direction)) self.vm_flow_vars.append(stl_vm_wr_flow_var) stl_vm_fix_ipv4 = STLVmFixIpv4(offset="IP") self.vm_flow_vars.append(stl_vm_fix_ipv4) @@ -111,7 +112,7 @@ class TrexProfile(TrafficProfile): def _ip6_range_action_partial(self, direction, _): def partial(min_value, max_value, count): # pylint: disable=unused-argument - min_value, max_value = self._get_start_end_ipv6(min_value, max_value) + min_value, max_value, _ = self._count_ip(min_value, max_value) stl_vm_flow_var = STLVmFlowVar(name="ip6_{}".format(direction), min_value=min_value, max_value=max_value, @@ -119,9 +120,10 @@ class TrexProfile(TrafficProfile): op='random', step=1) self.vm_flow_vars.append(stl_vm_flow_var) - stl_vm_wr_flow_var = STLVmWrFlowVar(fv_name='ip6_{}'.format(direction), - pkt_offset='IPv6.{}'.format(direction), - offset_fixup=8) + stl_vm_wr_flow_var = STLVmWrFlowVar( + fv_name='ip6_{}'.format(direction), + pkt_offset='IPv6.{}'.format(direction), + offset_fixup=8) self.vm_flow_vars.append(stl_vm_wr_flow_var) return partial @@ -149,15 +151,17 @@ class TrexProfile(TrafficProfile): elif int(count) > actual_count: count = actual_count - stl_vm_flow_var = STLVmFlowVarRepeatableRandom(name="port_{}".format(field), - min_value=min_value, - max_value=max_value, - size=2, - limit=int(count), - seed=0x1235) + stl_vm_flow_var = STLVmFlowVarRepeatableRandom( + name="port_{}".format(field), + min_value=min_value, + max_value=max_value, + size=2, + limit=int(count), + seed=0x1235) self.vm_flow_vars.append(stl_vm_flow_var) - stl_vm_wr_flow_var = STLVmWrFlowVar(fv_name='port_{}'.format(field), - pkt_offset=self.udp[field]) + stl_vm_wr_flow_var = STLVmWrFlowVar( + fv_name='port_{}'.format(field), + pkt_offset=self.udp[field]) self.vm_flow_vars.append(stl_vm_wr_flow_var) return partial @@ -448,20 +452,18 @@ class TrexProfile(TrafficProfile): self.profile = STLProfile(self.streams) @classmethod - def _get_start_end_ipv6(cls, start_ip, end_ip): - try: - ip1 = socket.inet_pton(socket.AF_INET6, start_ip) - ip2 = socket.inet_pton(socket.AF_INET6, end_ip) - hi1, lo1 = struct.unpack('!QQ', ip1) - hi2, lo2 = struct.unpack('!QQ', ip2) - if ((hi1 << 64) | lo1) > ((hi2 << 64) | lo2): - raise SystemExit("IPv6: start_ip is greater then end_ip") - max_p1 = abs(int(lo1) - int(lo2)) - base_p1 = lo1 - except Exception as ex_error: - raise SystemExit(ex_error) - else: - return base_p1, max_p1 + base_p1 + def _count_ip(cls, start_ip, end_ip): + start = ipaddress.ip_address(six.u(start_ip)) + end = ipaddress.ip_address(six.u(end_ip)) + if start.version == 4: + return start, end, int(end) - int(start) + elif start.version == 6: + if int(start) > int(end): + raise y_exc.IPv6RangeError(start_ip=str(start), + end_ip=str(end)) + _, lo1 = struct.unpack('!QQ', start.packed) + _, lo2 = struct.unpack('!QQ', end.packed) + return lo1, lo2, lo2 - lo1 @classmethod def _get_random_value(cls, min_port, max_port): |