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-rw-r--r--src/vnet/sctp/sctp.api8
-rw-r--r--src/vnet/sctp/sctp.c70
-rw-r--r--src/vnet/sctp/sctp.h8
-rw-r--r--src/vnet/sctp/sctp_api.c22
4 files changed, 106 insertions, 2 deletions
diff --git a/src/vnet/sctp/sctp.api b/src/vnet/sctp/sctp.api
index f2c48d664f8..6253c954d1c 100644
--- a/src/vnet/sctp/sctp.api
+++ b/src/vnet/sctp/sctp.api
@@ -34,3 +34,11 @@ autoreply define sctp_add_src_dst_connection {
u8 dst_address[16];
};
+autoreply define sctp_del_src_dst_connection {
+ u32 client_index;
+ u32 context;
+ u8 is_ipv6;
+ u32 vrf_id;
+ u8 src_address[16];
+ u8 dst_address[16];
+ }; \ No newline at end of file
diff --git a/src/vnet/sctp/sctp.c b/src/vnet/sctp/sctp.c
index b1186a62052..cc70f7ccd8d 100644
--- a/src/vnet/sctp/sctp.c
+++ b/src/vnet/sctp/sctp.c
@@ -306,6 +306,40 @@ sctp_sub_connection_add_ip4 (vlib_main_t * vm,
}
u8
+sctp_sub_connection_del_ip4 (ip4_address_t * lcl_addr,
+ ip4_address_t * rmt_addr)
+{
+ sctp_main_t *sctp_main = vnet_get_sctp_main ();
+
+ u32 thread_idx = vlib_get_thread_index ();
+ u8 i;
+
+ ASSERT (thread_idx == 0);
+
+ for (i = 0; i < MAX_SCTP_CONNECTIONS; i++)
+ {
+ sctp_connection_t *sctp_conn = sctp_main->connections[thread_idx];
+ sctp_sub_connection_t *sub_conn =
+ &sctp_main->connections[thread_idx]->sub_conn[i];
+ ip46_address_t *lcl_ip =
+ &sctp_main->connections[thread_idx]->sub_conn[i].connection.lcl_ip;
+ ip46_address_t *rmt_ip =
+ &sctp_main->connections[thread_idx]->sub_conn[i].connection.rmt_ip;
+
+ if (!sub_conn->connection.is_ip4)
+ continue;
+ if (lcl_ip->ip4.as_u32 == lcl_addr->as_u32 &&
+ rmt_ip->ip4.as_u32 == rmt_addr->as_u32)
+ {
+ sub_conn->state = SCTP_SUBCONN_STATE_DOWN;
+ sctp_conn->forming_association_changed = 1;
+ break;
+ }
+ }
+ return SCTP_ERROR_NONE;
+}
+
+u8
sctp_sub_connection_add_ip6 (vlib_main_t * vm,
ip6_address_t * lcl_addr,
ip6_address_t * rmt_addr)
@@ -328,6 +362,42 @@ sctp_sub_connection_add_ip6 (vlib_main_t * vm,
return SCTP_ERROR_NONE;
}
+u8
+sctp_sub_connection_del_ip6 (ip6_address_t * lcl_addr,
+ ip6_address_t * rmt_addr)
+{
+ sctp_main_t *sctp_main = vnet_get_sctp_main ();
+
+ u32 thread_idx = vlib_get_thread_index ();
+ u8 i;
+
+ ASSERT (thread_idx == 0);
+
+ for (i = 0; i < MAX_SCTP_CONNECTIONS; i++)
+ {
+ sctp_connection_t *sctp_conn = sctp_main->connections[thread_idx];
+ sctp_sub_connection_t *sub_conn =
+ &sctp_main->connections[thread_idx]->sub_conn[i];
+ ip46_address_t *lcl_ip =
+ &sctp_main->connections[thread_idx]->sub_conn[i].connection.lcl_ip;
+ ip46_address_t *rmt_ip =
+ &sctp_main->connections[thread_idx]->sub_conn[i].connection.rmt_ip;
+
+ if (!sub_conn->connection.is_ip4)
+ continue;
+ if ((lcl_ip->ip6.as_u64[0] == lcl_addr->as_u64[0]
+ && lcl_ip->ip6.as_u64[1] == lcl_addr->as_u64[1])
+ && (rmt_ip->ip6.as_u64[0] == rmt_addr->as_u64[0]
+ && rmt_ip->ip6.as_u64[1] == rmt_addr->as_u64[1]))
+ {
+ sub_conn->state = SCTP_SUBCONN_STATE_DOWN;
+ sctp_conn->forming_association_changed = 1;
+ break;
+ }
+ }
+ return SCTP_ERROR_NONE;
+}
+
sctp_connection_t *
sctp_connection_new (u8 thread_index)
{
diff --git a/src/vnet/sctp/sctp.h b/src/vnet/sctp/sctp.h
index 487ff9e4824..9f17e5337ba 100644
--- a/src/vnet/sctp/sctp.h
+++ b/src/vnet/sctp/sctp.h
@@ -254,6 +254,14 @@ sctp_sub_connection_add_ip6 (vlib_main_t * vm,
ip6_address_t * lcl_addr,
ip6_address_t * rmt_addr);
+u8
+sctp_sub_connection_del_ip4 (ip4_address_t * lcl_addr,
+ ip4_address_t * rmt_addr);
+
+u8
+sctp_sub_connection_del_ip6 (ip6_address_t * lcl_addr,
+ ip6_address_t * rmt_addr);
+
void sctp_connection_close (sctp_connection_t * sctp_conn);
void sctp_connection_cleanup (sctp_connection_t * sctp_conn);
void sctp_connection_del (sctp_connection_t * sctp_conn);
diff --git a/src/vnet/sctp/sctp_api.c b/src/vnet/sctp/sctp_api.c
index 2c1b072228f..6aac77d2826 100644
--- a/src/vnet/sctp/sctp_api.c
+++ b/src/vnet/sctp/sctp_api.c
@@ -40,8 +40,9 @@
#include <vlibapi/api_helper_macros.h>
-#define foreach_sctp_api_msg \
-_(SCTP_ADD_SRC_DST_CONNECTION, sctp_add_src_dst_connection)
+#define foreach_sctp_api_msg \
+_(SCTP_ADD_SRC_DST_CONNECTION, sctp_add_src_dst_connection) \
+_(SCTP_DEL_SRC_DST_CONNECTION, sctp_del_src_dst_connection)
static void
vl_api_sctp_add_src_dst_connection_t_handler
@@ -63,6 +64,23 @@ static void
REPLY_MACRO (VL_API_SCTP_ADD_SRC_DST_CONNECTION_REPLY);
}
+static void
+ vl_api_sctp_del_src_dst_connection_t_handler
+ (vl_api_sctp_del_src_dst_connection_t * mp)
+{
+ vl_api_sctp_del_src_dst_connection_reply_t *rmp;
+ int rv;
+
+ if (mp->is_ipv6)
+ rv = sctp_sub_connection_del_ip6
+ ((ip6_address_t *) mp->src_address, (ip6_address_t *) mp->dst_address);
+ else
+ rv = sctp_sub_connection_del_ip4
+ ((ip4_address_t *) mp->src_address, (ip4_address_t *) mp->dst_address);
+
+ REPLY_MACRO (VL_API_SCTP_ADD_SRC_DST_CONNECTION_REPLY);
+}
+
#define vl_msg_name_crc_list
#include <vnet/sctp/sctp.api.h>
#undef vl_msg_name_crc_list