Exa-Networks /
exabgp
| Total Complexity | 0 |
| Total Lines | 41 |
| Duplicated Lines | 0 % |
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| 1 | # encoding: utf-8 |
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| 2 | """ |
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| 3 | igpflags.py |
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| 4 | |||
| 5 | Created by Evelio Vila on 2016-12-01. |
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| 6 | Copyright (c) 2014-2017 Exa Networks. All rights reserved. |
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| 7 | """ |
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| 8 | from exabgp.bgp.message.notification import Notify |
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| 9 | from exabgp.bgp.message.update.attribute.bgpls.linkstate import LINKSTATE |
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| 10 | from exabgp.bgp.message.update.attribute.bgpls.linkstate import LsGenericFlags |
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| 11 | |||
| 12 | # 0 1 2 3 |
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| 13 | # 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 |
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| 14 | # +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
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| 15 | # | Type | Length | |
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| 16 | # +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ |
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| 17 | # |D|N|L|P| Resvd.| |
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| 18 | # +-+-+-+-+-+-+-+-+ |
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| 19 | # https://tools.ietf.org/html/rfc7752#section-3.3.3.1 |
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| 20 | # |
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| 21 | # +----------+---------------------------+-----------+ |
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| 22 | # | Bit | Description | Reference | |
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| 23 | # +----------+---------------------------+-----------+ |
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| 24 | # | 'D' | IS-IS Up/Down Bit | [RFC5305] | |
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| 25 | # | 'N' | OSPF "no unicast" Bit | [RFC5340] | |
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| 26 | # | 'L' | OSPF "local address" Bit | [RFC5340] | |
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| 27 | # | 'P' | OSPF "propagate NSSA" Bit | [RFC5340] | |
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| 28 | # | Reserved | Reserved for future use. | | |
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| 29 | # +----------+---------------------------+-----------+ |
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| 30 | |||
| 31 | # RFC 7752 3.3.3.1. IGP Flags TLV |
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| 32 | |||
| 33 | |||
| 34 | @LINKSTATE.register() |
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| 35 | class IgpFlags(LsGenericFlags): |
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| 36 | REPR = 'IGP flags' |
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| 37 | JSON = 'igp-flags' |
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| 38 | TLV = 1152 |
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| 39 | FLAGS = ['D', 'N', 'L', 'P', 'RSV', 'RSV', 'RSV', 'RSV'] |
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| 40 | LEN = 1 |
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| 41 |
