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ipv6_unicast construct error #125

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cs948294549 opened this issue Sep 23, 2021 · 0 comments

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cs948294549 commented Sep 23, 2021

yabgp/yabgp/message/attribute/nlri/ipv6_unicast.py

Line 63 in f073633

nlri_hex += binascii.unhexlify(hex(prefix.ip)[2:])

length of prefix is variable,
nlri_hex += binascii.unhexlify(hex(prefix.ip)[2:math.ceil(prefix.prefixlen / 8)*2+2])
eg.
2001:db8::/40

1 2 3 4 5 6
40 20 01 0d b8 0
1 byte for length, math.ceil(40/8) = 5byte for prefix

xiaopeng163 assigned zlpqingmei

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