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fpm: Add SRv6 Local SIDs to fpm.proto

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Add several protobuf messages to support the installation and removal
of SRv6 Local SIDs via FPM protobuf.

This is a preliminary commit to support sending SRv6 Local SIDs and VPN
SIDs via protobuf.

Signed-off-by: Carmine Scarpitta <cscarpit@cisco.com>
This commit is contained in:
Carmine Scarpitta 2024-02-13 10:29:34 +01:00
parent 311eac53e8
commit 7052c94ba3
1 changed files with 140 additions and 0 deletions
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140
fpm/fpm.proto
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@ -6,6 +6,9 @@
// //
// @author Avneesh Sachdev <avneesh@sproute.com> // @author Avneesh Sachdev <avneesh@sproute.com>
// //
// Portions:
// Copyright (C) 2024 Carmine Scarpitta (for SRv6)
//
// Permission to use, copy, modify, and/or distribute this software // Permission to use, copy, modify, and/or distribute this software
// for any purpose with or without fee is hereby granted, provided // for any purpose with or without fee is hereby granted, provided
// that the above copyright notice and this permission notice appear // that the above copyright notice and this permission notice appear
@ -74,6 +77,136 @@ message AddRoute {
repeated Nexthop nexthops = 9; repeated Nexthop nexthops = 9;
} }
/* SID Format - as per RFC 8986 section #3.1 */
message SRv6SIDFormat
{
/* Locator block length */
required uint32 locator_block_length = 1;
/* Locator node length */
required uint32 locator_node_length = 2;
/* Function length */
required uint32 function_length = 3;
/* Argument length */
required uint32 argument_length = 4;
}
/* SRv6 Local SID */
message SRv6LocalSID
{
/* SRv6 SID value */
required qpb.Ipv6Address sid = 1;
/* SID Format - as per RFC 8986 section #3.1 */
optional SRv6SIDFormat sid_format = 2;
/* SRv6 Endpoint Behavior associated with the SID */
oneof end_behavior
{
/* Endpoint */
End end = 3;
/* Endpoint with L3 cross-connect */
EndX end_x = 4;
/* Endpoint with specific IPv6 table lookup */
EndT end_t = 5;
/* Endpoint with decapsulation and IPv6 cross-connect */
EndDX6 end_dx6 = 7;
/* Endpoint with decapsulation and IPv4 cross-connect */
EndDX4 end_dx4 = 8;
/* Endpoint with decapsulation and specific IPv6 table lookup */
EndDT6 end_dt6 = 9;
/* Endpoint with decapsulation and specific IPv4 table lookup */
EndDT4 end_dt4 = 10;
/* Endpoint with decapsulation and specific IP table lookup */
EndDT46 end_dt46 = 11;
/* Endpoint behavior with NEXT-CSID, PSP and USD flavors */
UN un = 12;
/* End.X behavior with NEXT-CSID, PSP and USD flavors */
UA ua = 13;
/* End.DT6 behavior with NEXT-CSID flavor */
UDT6 udt6 = 14;
/* End.DT4 behavior with NEXT-CSID flavor */
UDT4 udt4 = 15;
/* End.DT46 behavior with NEXT-CSID flavor */
UDT46 udt46 = 16;
}
/* Endpoint */
message End
{
}
/* Endpoint with L3 cross-connect */
message EndX
{
required Nexthop nexthop = 1;
}
/* Endpoint with specific IPv6 table lookup */
message EndT
{
required uint32 vrf_id = 1;
}
/* Endpoint with decapsulation and IPv6 cross-connect */
message EndDX6
{
required Nexthop nexthop = 1;
}
/* Endpoint with decapsulation and IPv4 cross-connect */
message EndDX4
{
required Nexthop nexthop = 1;
}
/* Endpoint with decapsulation and specific IPv6 table lookup */
message EndDT6
{
required uint32 vrf_id = 1;
}
/* Endpoint with decapsulation and specific IPv4 table lookup */
message EndDT4
{
required uint32 vrf_id = 1;
}
/* Endpoint with decapsulation and specific IP table lookup */
message EndDT46
{
required uint32 vrf_id = 1;
}
/* Endpoint behavior with NEXT-CSID, PSP and USD flavors */
message UN
{
}
/* End.X behavior with NEXT-CSID, PSP and USD flavors */
message UA
{
required Nexthop nexthop = 1;
}
/* End.DT6 behavior with NEXT-CSID flavor */
message UDT6
{
required uint32 vrf_id = 1;
}
/* End.DT4 behavior with NEXT-CSID flavor */
message UDT4
{
required uint32 vrf_id = 1;
}
/* End.DT46 behavior with NEXT-CSID flavor */
message UDT46
{
required uint32 vrf_id = 1;
}
}
// //
// Any message from the FPM. // Any message from the FPM.
// //
@ -82,10 +215,17 @@ message Message {
UNKNOWN_MSG = 0; UNKNOWN_MSG = 0;
ADD_ROUTE = 1; ADD_ROUTE = 1;
DELETE_ROUTE = 2; DELETE_ROUTE = 2;
/* Install an SRv6 Local SID */
ADD_SRV6_LOCALSID = 3;
/* Remove an SRv6 Local SID */
DELETE_SRV6_LOCALSID = 4;
}; };
optional Type type = 1; optional Type type = 1;
optional AddRoute add_route = 2; optional AddRoute add_route = 2;
optional DeleteRoute delete_route = 3; optional DeleteRoute delete_route = 3;
/* SRv6 Local SID */
optional SRv6LocalSID srv6_localsid = 4;
} }