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packet.vrrp: some convenient routines

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Signed-off-by: YAMAMOTO Takashi <yamamoto@valinux.co.jp>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
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YAMAMOTO Takashi 2013-11-22 16:46:00 +09:00 committed by FUJITA Tomonori
parent 9837d8155f
commit f03a9ceb6c
1 changed files with 12 additions and 0 deletions
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12
ryu/lib/packet/vrrp.py
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@ -169,6 +169,18 @@ def is_ipv6(ip_address):
return False
def ip_text_to_bin(ip_text):
if is_ipv6(ip_text):
return addrconv.ipv6.text_to_bin(ip_text)
else:
return addrconv.ipv4.text_to_bin(ip_text)
# This is used for master selection
def ip_address_lt(ip1, ip2):
return ip_text_to_bin(ip1) < ip_text_to_bin(ip2)
class vrrp(packet_base.PacketBase):
"""The base class for VRRPv2 (RFC 3768) and VRRPv3 (RFC 5798)
header encoder/decoder classes.