diff options
| author |   Matthew Smith <mgsmith@netgate.com> | 2018-07-05 14:45:58 -0500 |
|---|---|---|
| committer |   Damjan Marion <dmarion@me.com> | 2018-07-08 11:22:17 +0000 |
| commit | 0e36bbfd1b058b4febe895bad3d254851194ad6c (patch) | |
| tree | f9da50cd132b03071fac16f36d5ee37aae142b90 /src/vnet/ipsec/ipsec_if.c | |
| parent | 7b13e0df704b5262a4602c51126a4f12ff00ca35 (diff) | |
Fix IPsec intf tx node setup at intf creation
When using a DPDK cryptodev with IPsec, sending outbound
packets results in a crash on division by zero if using an
algorithm not supported by the OpenSSL ESP nodes. This
includes AES-GCM and MD5.
At IPsec intf creation time, the next node at slot
IPSEC_OUTPUT_NEXT_ESP_ENCRYPT for ipsec_if_tx_node_fn is
set to the node named esp-encrypt. This is the OpenSSL
ESP encrypt function. If DPDK cryptodevs are configured,
dpdk-esp-encrypt is the correct next node.
Change to setting the next node according to the value in
ipsec_main.esp_encrypt_node_index. That value is set to
esp-encrypt by default. If DPDK cryptodevs are configured
it gets set to dpdk-esp-encrypt.
Change-Id: I83896c76b975d74aead247a162c85eccca9575a8
Signed-off-by: Matthew Smith <mgsmith@netgate.com>
Diffstat (limited to 'src/vnet/ipsec/ipsec_if.c')
| -rw-r--r-- | src/vnet/ipsec/ipsec_if.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/vnet/ipsec/ipsec_if.c b/src/vnet/ipsec/ipsec_if.c index a7dbcbadb16..e950a5e0455 100644 --- a/src/vnet/ipsec/ipsec_if.c +++ b/src/vnet/ipsec/ipsec_if.c @@ -366,8 +366,8 @@ ipsec_add_del_tunnel_if_internal (vnet_main_t * vnm, hi = vnet_get_hw_interface (vnm, hw_if_index); - slot = vlib_node_add_named_next_with_slot - (vnm->vlib_main, hi->tx_node_index, "esp-encrypt", + slot = vlib_node_add_next_with_slot + (vnm->vlib_main, hi->tx_node_index, im->esp_encrypt_node_index, IPSEC_OUTPUT_NEXT_ESP_ENCRYPT); ASSERT (slot == IPSEC_OUTPUT_NEXT_ESP_ENCRYPT); |