diff options
| author | Aaron Conole <aconole@redhat.com> | 2019-10-22 10:55:59 -0400 |
|---|---|---|
| committer | Ben Pfaff <blp@ovn.org> | 2019-10-23 10:22:11 -0700 |
| commit | 1051576cf2b8a6ffddf849d984c250a8456e6144 (patch) | |
| tree | c30748a43d8f8738883aaa396198ede85d6c5914 /utilities/ovs-tcpundump.in | |
| parent | c691cffb03ba3a7595f364c2766fdd2ace8c3842 (diff) | |
| download | openvswitch-1051576cf2b8a6ffddf849d984c250a8456e6144.tar.gz | |
ovs-tcpundump: allow multiple packet lengths
The tcpundump tool expects all packets to be a length which aligns to
exactly a 4-nibble boundary. This means packets like DNS requests will be
stripped before being correctly processed. Fix this by allowing at least
two nibbles (or one byte) alignment.
Signed-off-by: Aaron Conole <aconole@redhat.com>
Signed-off-by: Ben Pfaff <blp@ovn.org>
Diffstat (limited to 'utilities/ovs-tcpundump.in')
| -rwxr-xr-x | utilities/ovs-tcpundump.in | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/utilities/ovs-tcpundump.in b/utilities/ovs-tcpundump.in index 1ec4f2acc..ede5448b4 100755 --- a/utilities/ovs-tcpundump.in +++ b/utilities/ovs-tcpundump.in @@ -57,7 +57,7 @@ if __name__ == "__main__": sys.exit(1) packet = '' - regex = re.compile(r'^\s+0x([0-9a-fA-F]+): ((?: [0-9a-fA-F]{4})+)') + regex = re.compile(r'^\s+0x([0-9a-fA-F]+): ((?: [0-9a-fA-F]{2,4})+)') while True: line = sys.stdin.readline() if line == "": |