No, this is not currently supported. MPLS configuration is not synched from the host system using linux-nl. IP routes/addresses/neighbors and some interface attributes (admin state, MTU, MAC address) are synched.
-Matt On Tue, Jan 24, 2023 at 10:16 AM <agv...@gmail.com> wrote: > Hello, > > I'm trying to populate MPLS FIB via Linux-CP plugin. > MPLS records are created via FRR and populated to Linux Kernel routing > table (I use default ns). Below one can see "push" operation and "swap" > operation. > mpls table 0 was created in vpp by "mpls table add 0" command. > mpls was enabled on all the interfaces, both towards media and taps. > Still, do not see anything in FIB. Should MPLS tables sync work, or may be, > I forgot setup something in VPP? > > root@tn3:/home/abramov# ip -f mpls route show > 40050 as to 41000 via inet6 fd00:200::2 dev Ten0.1914 proto static > root@tn3:/home/abramov# ip -6 route show | grep 40000 > fd00:100::4 nhid 209 encap mpls 40000 via fd00:200::2 dev Ten0.1914 > proto static metric 20 pref medium > root@tn3:/home/abramov# vppctl > > vpp# show mpls fib 0 40050 > MPLS-VRF:0, fib_index:1 locks:[interface:4, CLI:1, ] > vpp# show ip6 fib > ipv6-VRF:0, fib_index:0, flow hash:[src dst sport dport proto flowlabel ] > epoch:0 flags:none locks:[adjacency:1, default-route:1, lcp-rt:1, ] > ::/0 > unicast-ip6-chain > [@0]: dpo-load-balance: [proto:ip6 index:6 buckets:1 uRPF:5 to:[0:0]] > [0] [@0]: dpo-drop ip6 > fd00:100::4/128 > unicast-ip6-chain > [@0]: dpo-load-balance: [proto:ip6 index:17 buckets:1 uRPF:17 to:[0:0]] > [0] [@5]: ipv6 via fd00:200::2 TenGigabitEthernet1c/0/1.1914: mtu:9000 > next:5 flags:[] 2af08d2cf6163cecef5f778f8100077a86dd > fd00:200::/64 > unicast-ip6-chain > [@0]: dpo-load-balance: [proto:ip6 index:15 buckets:1 uRPF:14 to:[0:0]] > [0] [@4]: ipv6-glean: [src:fd00:200::/64] > TenGigabitEthernet1c/0/1.1914: mtu:9000 next:2 flags:[] > ffffffffffff3cecef5f778f8100077a86dd > fd00:200::1/128 > unicast-ip6-chain > [@0]: dpo-load-balance: [proto:ip6 index:16 buckets:1 uRPF:15 > to:[10:848]] > [0] [@20]: dpo-receive: fd00:200::1 on TenGigabitEthernet1c/0/1.1914 > fd00:200::2/128 > unicast-ip6-chain > [@0]: dpo-load-balance: [proto:ip6 index:18 buckets:1 uRPF:12 to:[0:0]] > [0] [@5]: ipv6 via fd00:200::2 TenGigabitEthernet1c/0/1.1914: mtu:9000 > next:5 flags:[] 2af08d2cf6163cecef5f778f8100077a86dd > fe80::/10 > unicast-ip6-chain > [@0]: dpo-load-balance: [proto:ip6 index:7 buckets:1 uRPF:6 to:[8:544]] > [0] [@14]: ip6-link-local > vpp# show mpls fib > MPLS-VRF:0, fib_index:1 locks:[interface:4, CLI:1, ] > ip4-explicit-null:neos/21 fib:1 index:30 locks:2 > special refs:1 entry-flags:exclusive, > src-flags:added,contributing,active, > path-list:[43] locks:2 flags:exclusive, uPRF-list:31 len:0 itfs:[] > path:[53] pl-index:43 mpls weight=1 pref=0 exclusive: > oper-flags:resolved, cfg-flags:exclusive, > [@0]: dst-address,unicast lookup in interface's mpls table > > forwarding: mpls-neos-chain > [@0]: dpo-load-balance: [proto:mpls index:33 buckets:1 uRPF:31 to:[0:0]] > [0] [@4]: dst-address,unicast lookup in interface's mpls table > ip4-explicit-null:eos/21 fib:1 index:29 locks:2 > special refs:1 entry-flags:exclusive, > src-flags:added,contributing,active, > path-list:[42] locks:2 flags:exclusive, uPRF-list:30 len:0 itfs:[] > path:[52] pl-index:42 mpls weight=1 pref=0 exclusive: > oper-flags:resolved, cfg-flags:exclusive, > [@0]: dst-address,unicast lookup in interface's ip4 table > > forwarding: mpls-eos-chain > [@0]: dpo-load-balance: [proto:mpls index:32 buckets:1 uRPF:30 to:[0:0]] > [0] [@3]: dst-address,unicast lookup in interface's ip4 table > router-alert:neos/21 fib:1 index:27 locks:2 > special refs:1 entry-flags:exclusive, > src-flags:added,contributing,active, > path-list:[40] locks:2 flags:exclusive, uPRF-list:28 len:0 itfs:[] > path:[50] pl-index:40 mpls weight=1 pref=0 exclusive: > oper-flags:resolved, cfg-flags:exclusive, > [@0]: dpo-punt > > forwarding: mpls-neos-chain > [@0]: dpo-load-balance: [proto:mpls index:30 buckets:1 uRPF:28 to:[0:0]] > [0] [@2]: dpo-punt > router-alert:eos/21 fib:1 index:28 locks:2 > special refs:1 entry-flags:exclusive, > src-flags:added,contributing,active, > path-list:[41] locks:2 flags:exclusive, uPRF-list:29 len:0 itfs:[] > path:[51] pl-index:41 mpls weight=1 pref=0 exclusive: > oper-flags:resolved, cfg-flags:exclusive, > [@0]: dpo-punt > > forwarding: mpls-eos-chain > [@0]: dpo-load-balance: [proto:mpls index:31 buckets:1 uRPF:29 to:[0:0]] > [0] [@2]: dpo-punt > ipv6-explicit-null:neos/21 fib:1 index:32 locks:2 > special refs:1 entry-flags:exclusive, > src-flags:added,contributing,active, > path-list:[45] locks:2 flags:exclusive, uPRF-list:33 len:0 itfs:[] > path:[55] pl-index:45 mpls weight=1 pref=0 exclusive: > oper-flags:resolved, cfg-flags:exclusive, > [@0]: dst-address,unicast lookup in interface's mpls table > > forwarding: mpls-neos-chain > [@0]: dpo-load-balance: [proto:mpls index:35 buckets:1 uRPF:33 to:[0:0]] > [0] [@4]: dst-address,unicast lookup in interface's mpls table > ipv6-explicit-null:eos/21 fib:1 index:31 locks:2 > special refs:1 entry-flags:exclusive, > src-flags:added,contributing,active, > path-list:[44] locks:2 flags:exclusive, uPRF-list:32 len:0 itfs:[] > path:[54] pl-index:44 mpls weight=1 pref=0 exclusive: > oper-flags:resolved, cfg-flags:exclusive, > [@0]: dst-address,unicast lookup in interface's ip6 table > > forwarding: mpls-eos-chain > [@0]: dpo-load-balance: [proto:mpls index:34 buckets:1 uRPF:32 to:[0:0]] > [0] [@5]: dst-address,unicast lookup in interface's ip6 table > vpp# > vpp# quit > root@tn3:/home/abramov# ping fd00:200::1 > PING fd00:200::1(fd00:200::1) 56 data bytesset > 64 bytes from fd00:200::1: icmp_seq=1 ttl=64 time=0.043 ms > 64 bytes from fd00:200::1: icmp_seq=2 ttl=64 time=0.035 ms > 64 bytes from fd00:200::1: icmp_seq=3 ttl=64 time=0.035 ms > 64 bytes from fd00:200::1: icmp_seq=4 ttl=64 time=0.035 ms > ^Cvpp > > >
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