diff options
Diffstat (limited to 'tools/testing/selftests/net/openvswitch/ovs-dpctl.py')
-rw-r--r-- | tools/testing/selftests/net/openvswitch/ovs-dpctl.py | 48 |
1 files changed, 46 insertions, 2 deletions
diff --git a/tools/testing/selftests/net/openvswitch/ovs-dpctl.py b/tools/testing/selftests/net/openvswitch/ovs-dpctl.py index 912dc8c49085..b97e621face9 100644 --- a/tools/testing/selftests/net/openvswitch/ovs-dpctl.py +++ b/tools/testing/selftests/net/openvswitch/ovs-dpctl.py @@ -28,8 +28,10 @@ try: from pyroute2.netlink import nlmsg_atoms from pyroute2.netlink.exceptions import NetlinkError from pyroute2.netlink.generic import GenericNetlinkSocket + import pyroute2 + except ModuleNotFoundError: - print("Need to install the python pyroute2 package.") + print("Need to install the python pyroute2 package >= 0.6.") sys.exit(0) @@ -1117,12 +1119,14 @@ class ovskey(nla): "src", lambda x: str(ipaddress.IPv4Address(x)), int, + convert_ipv4, ), ( "dst", "dst", - lambda x: str(ipaddress.IPv6Address(x)), + lambda x: str(ipaddress.IPv4Address(x)), int, + convert_ipv4, ), ("tp_src", "tp_src", "%d", int), ("tp_dst", "tp_dst", "%d", int), @@ -1904,6 +1908,32 @@ class OvsFlow(GenericNetlinkSocket): raise ne return reply + def del_flows(self, dpifindex): + """ + Send a del message to the kernel that will drop all flows. + + dpifindex should be a valid datapath obtained by calling + into the OvsDatapath lookup + """ + + flowmsg = OvsFlow.ovs_flow_msg() + flowmsg["cmd"] = OVS_FLOW_CMD_DEL + flowmsg["version"] = OVS_DATAPATH_VERSION + flowmsg["reserved"] = 0 + flowmsg["dpifindex"] = dpifindex + + try: + reply = self.nlm_request( + flowmsg, + msg_type=self.prid, + msg_flags=NLM_F_REQUEST | NLM_F_ACK, + ) + reply = reply[0] + except NetlinkError as ne: + print(flowmsg) + raise ne + return reply + def dump(self, dpifindex, flowspec=None): """ Returns a list of messages containing flows. @@ -1998,6 +2028,12 @@ def main(argv): nlmsg_atoms.ovskey = ovskey nlmsg_atoms.ovsactions = ovsactions + # version check for pyroute2 + prverscheck = pyroute2.__version__.split(".") + if int(prverscheck[0]) == 0 and int(prverscheck[1]) < 6: + print("Need to upgrade the python pyroute2 package to >= 0.6.") + sys.exit(0) + parser = argparse.ArgumentParser() parser.add_argument( "-v", @@ -2060,6 +2096,9 @@ def main(argv): addflcmd.add_argument("flow", help="Flow specification") addflcmd.add_argument("acts", help="Flow actions") + delfscmd = subparsers.add_parser("del-flows") + delfscmd.add_argument("flsbr", help="Datapath name") + args = parser.parse_args() if args.verbose > 0: @@ -2143,6 +2182,11 @@ def main(argv): flow = OvsFlow.ovs_flow_msg() flow.parse(args.flow, args.acts, rep["dpifindex"]) ovsflow.add_flow(rep["dpifindex"], flow) + elif hasattr(args, "flsbr"): + rep = ovsdp.info(args.flsbr, 0) + if rep is None: + print("DP '%s' not found." % args.flsbr) + ovsflow.del_flows(rep["dpifindex"]) return 0 |