diff options
Diffstat (limited to 'src/ovs/ofctl.py')
| -rw-r--r-- | src/ovs/ofctl.py | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/src/ovs/ofctl.py b/src/ovs/ofctl.py index f0d116da..64d54466 100644 --- a/src/ovs/ofctl.py +++ b/src/ovs/ofctl.py @@ -22,6 +22,7 @@ https://github.com/openstack/neutron/blob/6eac1dc99124ca024d6a69b3abfa3bc69c7356 import logging import string import re +import netaddr from tools import tasks from conf import settings @@ -31,6 +32,9 @@ _OVS_CMD_TIMEOUT = settings.getValue('OVS_CMD_TIMEOUT') _CACHE_FILE_NAME = '/tmp/vsperf_flows_cache' +# only simple regex is used; validity of IPv4 is not checked by regex +_IPV4_REGEX = r"([0-9]{1,3}(\.[0-9]{1,3}){3}(\/[0-9]{1,2})?)" + class OFBase(object): """Add/remove/show datapaths using ``ovs-ofctl``. """ @@ -446,10 +450,17 @@ def flow_match(flow_dump, flow_src): flow_src = flow_src.replace('udp_dst', 'tp_dst') flow_src = flow_src.replace('tcp_src', 'tp_src') flow_src = flow_src.replace('tcp_dst', 'tp_dst') + flow_src = flow_src.replace('0x800', '0x0800') + + # modify IPv4 CIDR to real network addresses + for ipv4_cidr in re.findall(_IPV4_REGEX, flow_src): + if ipv4_cidr[2]: + tmp_cidr = str(netaddr.IPNetwork(ipv4_cidr[0]).cidr) + flow_src = flow_src.replace(ipv4_cidr[0], tmp_cidr) # split flow strings into lists of comparable elements - flow_dump_list = re.findall(r"[\w.:=()]+", flow_dump) - flow_src_list = re.findall(r"[\w.:=()]+", flow_src) + flow_dump_list = re.findall(r"[\w.:=()/]+", flow_dump) + flow_src_list = re.findall(r"[\w.:=()/]+", flow_src) # check if all items from source flow are present in dump flow flow_src_ctrl = list(flow_src_list) |