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Merged
rohit-rp merged 6 commits into from
Apr 10, 2026
+30 −8
Merged

Frr phase2: multiple backup nhs in nhg #5007

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a5a9881
multiple re-encap backup tunnels
dracazacula Jan 21, 2026
1003bd7
Nokia KNE IS-IS configuration
dracazacula Jan 21, 2026
bd781ec
Update readme
dracazacula Jan 23, 2026
9901f35
Merge branch 'main' into frr_phase2
dracazacula Apr 3, 2026
5d018f6
revert change
dracazacula Apr 3, 2026
ff7722a
Merge branch 'main' into frr_phase2
dracazacula Apr 9, 2026
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21 changes: 20 additions & 1 deletion feature/gribi/otg_tests/encap_frr_with_reencap_vrf_test/README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -353,7 +353,8 @@ IPv4Entry {203.0.113.2/32 (REPAIR)} -> NHG#1001 (DEFAULT VRF) -> {
backup_next_hop_group: 2000 // decap and fallback to DEFAULT VRF
}
NHG#1001 (DEFAULT VRF) {
{NH#1001, DEFAULT VRF}
{NH#1001, DEFAULT VRF},
{NH#1003, DEFAULT VRF}
}
NH#1001 -> {
decapsulate_header: OPENCONFIGAFTTYPESENCAPSULATIONHEADERTYPE_IPV4
Expand All @@ -364,11 +365,24 @@ NH#1001 -> {
}
network_instance: "TE_VRF_222"
}
NH#1003 -> {
decapsulate_header: OPENCONFIGAFTTYPESENCAPSULATIONHEADERTYPE_IPV4
encapsulate_header: OPENCONFIGAFTTYPESENCAPSULATIONHEADERTYPE_IPV4
ip_in_ip {
dst_ip: "203.0.113.102"
src_ip: "ipv4_outer_src_222"
}
network_instance: "TE_VRF_222"
}

IPv4Entry {203.0.113.101/32 (TE_VRF_222)} -> NHG#4 (DEFAULT VRF) -> {
{NH#5, DEFAULT VRF, weight:1,ip_address=192.0.2.105},
backup_next_hop_group: 2000 // decap and fallback to DEFAULT VRF
}
IPv4Entry {203.0.113.102/32 (TE_VRF_222)} -> NHG#4 (DEFAULT VRF) -> {
{NH#5, DEFAULT VRF, weight:1,ip_address=192.0.2.105},
backup_next_hop_group: 2000 // decap and fallback to DEFAULT VRF
}
IPv4Entry {192.0.2.105/32 (DEFAULT VRF)} -> NHG#15 (DEFAULT VRF) -> {
{NH#16, DEFAULT VRF, weight:1,mac_address:magic_mac, interface-ref:dut-port-7-interface},
}
Expand Down Expand Up @@ -644,3 +658,8 @@ rpcs:
## Required DUT platform

- vRX

## Canonical OC
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Contributor Author

@dracazacula dracazacula Jan 23, 2026

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This was completely missing. In the interest of time, I will not spend a lot of time to build it.

```json
{}
```
17 changes: 10 additions & 7 deletions feature/gribi/otg_tests/encap_frr_with_reencap_vrf_test/encap_frr_with_reencap_vrf_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -103,6 +103,7 @@ const (
gribiIPv4EntryVRF2222 = "203.0.113.101"
gribiIPv4EntryVRF2223 = "203.100.113.100"
gribiIPv4EntryVRF2224 = "203.100.113.101"
gribiIPv4EntryVRF2225 = "203.0.113.102"
gribiIPv4EntryEncapVRF = "138.0.11.0"

dutAreaAddress = "49.0001"
Expand Down Expand Up @@ -361,12 +362,14 @@ func configureGribiRoute(ctx context.Context, t *testing.T, dut *ondatra.DUTDevi
WithID(4).AddNextHop(5, 1).WithBackupNHG(2000),
fluent.IPv4Entry().WithNetworkInstance(niTEVRF222).WithNextHopGroupNetworkInstance(deviations.DefaultNetworkInstance(dut)).
WithPrefix(gribiIPv4EntryVRF2222+"/"+maskLen32).WithNextHopGroup(4),
fluent.IPv4Entry().WithNetworkInstance(niTEVRF222).WithNextHopGroupNetworkInstance(deviations.DefaultNetworkInstance(dut)).
WithPrefix(gribiIPv4EntryVRF2225+"/"+maskLen32).WithNextHopGroup(4),
)
if err := awaitTimeout(ctx, t, client, time.Minute); err != nil {
t.Logf("Could not program entries via client, got err, check error codes: %v", err)
}

teVRF222IPList := []string{gribiIPv4EntryVRF2221, gribiIPv4EntryVRF2222}
teVRF222IPList := []string{gribiIPv4EntryVRF2221, gribiIPv4EntryVRF2222, gribiIPv4EntryVRF2225}
for ip := range teVRF222IPList {
chk.HasResult(t, client.Results(t),
fluent.OperationResult().
Expand All @@ -391,8 +394,12 @@ func configureGribiRoute(ctx context.Context, t *testing.T, dut *ondatra.DUTDevi
WithIndex(1001).WithDecapsulateHeader(fluent.IPinIP).WithEncapsulateHeader(fluent.IPinIP).
WithIPinIP(ipv4OuterSrc222Addr, gribiIPv4EntryVRF2222).
WithNextHopNetworkInstance(niTEVRF222),
fluent.NextHopEntry().WithNetworkInstance(deviations.DefaultNetworkInstance(dut)).
WithIndex(1003).WithDecapsulateHeader(fluent.IPinIP).WithEncapsulateHeader(fluent.IPinIP).
WithIPinIP(ipv4OuterSrc222Addr, gribiIPv4EntryVRF2225).
WithNextHopNetworkInstance(niTEVRF222),
fluent.NextHopGroupEntry().WithNetworkInstance(deviations.DefaultNetworkInstance(dut)).
WithID(1001).AddNextHop(1001, 1).WithBackupNHG(2000),
WithID(1001).AddNextHop(1001, 1).AddNextHop(1003, 1).WithBackupNHG(2000),

fluent.NextHopEntry().WithNetworkInstance(deviations.DefaultNetworkInstance(dut)).
WithIndex(3000).WithNextHopNetworkInstance(niRepairVrf),
Expand Down Expand Up @@ -554,13 +561,9 @@ func configureISIS(t *testing.T, dut *ondatra.DUTDevice, intfName, dutAreaAddres
if deviations.ISISLevelEnabled(dut) {
isisLevel2.Enabled = ygot.Bool(true)
}

if deviations.ExplicitInterfaceInDefaultVRF(dut) {
if deviations.ExplicitInterfaceInDefaultVRF(dut) || deviations.InterfaceRefInterfaceIDFormat(dut) {
intfName = intfName + ".0"
}
if deviations.InterfaceRefInterfaceIDFormat(dut) {
intfName += ".0"
}

isisIntf := isis.GetOrCreateInterface(intfName)
isisIntf.Enabled = ygot.Bool(true)
Expand Down
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