diff options
| author |   Daniel Béreš <daniel.beres@pantheon.tech> | 2021-11-11 09:16:44 +0000 |
|---|---|---|
| committer |   Ole Tr�an <otroan@employees.org> | 2021-11-14 09:27:00 +0000 |
| commit | 8d76ccf9cca5991d2f9b18035989ccb0baca1798 (patch) | |
| tree | ee0c9d89c4a61ddaeb9b10f80faa2ee1c5ef7f3f /src/plugins | |
| parent | 3ef8bf36605a8f83a5d070713a2c88e23c2fc3a9 (diff) | |
flowprobe: right values in records from subinterfaces
Skip 802.1q headers due to correct EtherType, ip addresses, ports.
Ticket: VPP-1997
Type: fix
Change-Id: I1a552fa6abe5b1459dd7d2c5ac6ad0f62c51417c
Signed-off-by: Daniel Béreš <daniel.beres@pantheon.tech>
Diffstat (limited to 'src/plugins')
| -rw-r--r-- | src/plugins/flowprobe/node.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/src/plugins/flowprobe/node.c b/src/plugins/flowprobe/node.c index b164bf6eb15..fd5d60f7eac 100644 --- a/src/plugins/flowprobe/node.c +++ b/src/plugins/flowprobe/node.c @@ -400,9 +400,21 @@ add_to_flow_record_state (vlib_main_t * vm, vlib_node_runtime_t * node, clib_memcpy_fast (k.dst_mac, eth->dst_address, 6); k.ethertype = ethertype; } + if (ethertype == ETHERNET_TYPE_VLAN) + { + /*VLAN TAG*/ + ethernet_vlan_header_tv_t *ethv = + (ethernet_vlan_header_tv_t *) (&(eth->type)); + /*Q in Q possibility */ + while (clib_net_to_host_u16 (ethv->type) == ETHERNET_TYPE_VLAN) + { + ethv++; + } + k.ethertype = ethertype = clib_net_to_host_u16 ((ethv)->type); + } if (collect_ip6 && ethertype == ETHERNET_TYPE_IP6) { - ip6 = (ip6_header_t *) (eth + 1); + ip6 = (ip6_header_t *) (b->data + vnet_buffer (b)->l3_hdr_offset); if (flags & FLOW_RECORD_L3) { k.src_address.as_u64[0] = ip6->src_address.as_u64[0]; @@ -421,7 +433,7 @@ add_to_flow_record_state (vlib_main_t * vm, vlib_node_runtime_t * node, } if (collect_ip4 && ethertype == ETHERNET_TYPE_IP4) { - ip4 = (ip4_header_t *) (eth + 1); + ip4 = (ip4_header_t *) (b->data + vnet_buffer (b)->l3_hdr_offset); if (flags & FLOW_RECORD_L3) { k.src_address.ip4.as_u32 = ip4->src_address.as_u32; |