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authorTetsuya Murakami <tetsuya.mrk@gmail.com>2021-01-31 16:38:56 -0800
committerOle Tr�an <otroan@employees.org>2021-02-05 11:50:44 +0000
commit6b354914c2acd58a1e9f8060cdcec28bf1be1bd1 (patch)
tree237e928761a4d2ee8c9f46fbfdc5fa296a35d691
parentd28196f007c19a4e6a27fd2fda0b2815913a4b37 (diff)
sr: Fix the issue that L3VPN SRv6 encapsulated packets could not be forwarded.
Type: fix Signed-off-by: Tetsuya Murakami <tetsuya.mrk@gmail.com> Change-Id: Ia12feee9e46d4951519d5c6f9d1a21d89701dc0f Signed-off-by: Tetsuya Murakami <tetsuya.mrk@gmail.com>
-rw-r--r--src/vnet/srv6/sr.h3
-rw-r--r--src/vnet/srv6/sr_policy_rewrite.c17
-rw-r--r--src/vnet/srv6/sr_steering.c2
3 files changed, 20 insertions, 2 deletions
diff --git a/src/vnet/srv6/sr.h b/src/vnet/srv6/sr.h
index 7452b95b34d..98304b8bafd 100644
--- a/src/vnet/srv6/sr.h
+++ b/src/vnet/srv6/sr.h
@@ -76,6 +76,8 @@ typedef struct
u8 *rewrite; /**< Precomputed rewrite header */
u8 *rewrite_bsid; /**< Precomputed rewrite header for bindingSID */
+ u32 egress_fib_table; /**< Egress FIB table for encap packet */
+
dpo_id_t bsid_dpo; /**< DPO for Encaps/Insert for BSID */
dpo_id_t ip6_dpo; /**< DPO for Encaps/Insert IPv6 */
dpo_id_t ip4_dpo; /**< DPO for Encaps IPv6 */
@@ -404,7 +406,6 @@ ip6_sr_compute_rewrite_string_insert (ip6_address_t * sl)
return rs;
}
-
#endif /* included_vnet_sr_h */
/*
diff --git a/src/vnet/srv6/sr_policy_rewrite.c b/src/vnet/srv6/sr_policy_rewrite.c
index c7ac44b591d..98fae3bd4a1 100644
--- a/src/vnet/srv6/sr_policy_rewrite.c
+++ b/src/vnet/srv6/sr_policy_rewrite.c
@@ -359,6 +359,9 @@ create_sl (ip6_sr_policy_t * sr_policy, ip6_address_t * sl, u32 weight,
segment_list->segments = vec_dup (sl);
+ segment_list->egress_fib_table =
+ ip6_fib_index_from_table_id (sr_policy->fib_table);
+
if (is_encap)
{
segment_list->rewrite = compute_rewrite_encaps (sl);
@@ -1375,6 +1378,11 @@ sr_policy_rewrite_encaps (vlib_main_t * vm, vlib_node_runtime_t * node,
encaps_processing_v6 (node, b2, ip2, ip2_encap);
encaps_processing_v6 (node, b3, ip3, ip3_encap);
+ vnet_buffer (b0)->sw_if_index[VLIB_TX] = sl0->egress_fib_table;
+ vnet_buffer (b1)->sw_if_index[VLIB_TX] = sl1->egress_fib_table;
+ vnet_buffer (b2)->sw_if_index[VLIB_TX] = sl2->egress_fib_table;
+ vnet_buffer (b3)->sw_if_index[VLIB_TX] = sl3->egress_fib_table;
+
if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE)))
{
if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
@@ -1457,6 +1465,8 @@ sr_policy_rewrite_encaps (vlib_main_t * vm, vlib_node_runtime_t * node,
encaps_processing_v6 (node, b0, ip0, ip0_encap);
+ vnet_buffer (b0)->sw_if_index[VLIB_TX] = sl0->egress_fib_table;
+
if (PREDICT_FALSE (node->flags & VLIB_NODE_FLAG_TRACE) &&
PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
{
@@ -1660,6 +1670,11 @@ sr_policy_rewrite_encaps_v4 (vlib_main_t * vm, vlib_node_runtime_t * node,
encaps_processing_v4 (node, b2, ip2, ip2_encap);
encaps_processing_v4 (node, b3, ip3, ip3_encap);
+ vnet_buffer (b0)->sw_if_index[VLIB_TX] = sl0->egress_fib_table;
+ vnet_buffer (b1)->sw_if_index[VLIB_TX] = sl1->egress_fib_table;
+ vnet_buffer (b2)->sw_if_index[VLIB_TX] = sl2->egress_fib_table;
+ vnet_buffer (b3)->sw_if_index[VLIB_TX] = sl3->egress_fib_table;
+
if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE)))
{
if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
@@ -1743,6 +1758,8 @@ sr_policy_rewrite_encaps_v4 (vlib_main_t * vm, vlib_node_runtime_t * node,
encaps_processing_v4 (node, b0, ip0, ip0_encap);
+ vnet_buffer (b0)->sw_if_index[VLIB_TX] = sl0->egress_fib_table;
+
if (PREDICT_FALSE (node->flags & VLIB_NODE_FLAG_TRACE) &&
PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
{
diff --git a/src/vnet/srv6/sr_steering.c b/src/vnet/srv6/sr_steering.c
index 9db13900f97..cb1d81742eb 100644
--- a/src/vnet/srv6/sr_steering.c
+++ b/src/vnet/srv6/sr_steering.c
@@ -411,7 +411,7 @@ sr_steer_policy_command_fn (vlib_main_t * vm, unformat_input_t * input,
if (!traffic_type)
return clib_error_return (0, "No L2/L3 traffic specified");
- if (!sr_policy_set)
+ if (!is_del && !sr_policy_set)
return clib_error_return (0, "No SR policy specified");
/* Make sure that the prefixes are clean */