diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/plugins/linux-cp/lcp_interface.c | 46 | ||||
| -rw-r--r-- | src/plugins/linux-cp/lcp_interface.h | 10 |
2 files changed, 41 insertions, 15 deletions
diff --git a/src/plugins/linux-cp/lcp_interface.c b/src/plugins/linux-cp/lcp_interface.c index e33c34b5f6a..5c4cd494232 100644 --- a/src/plugins/linux-cp/lcp_interface.c +++ b/src/plugins/linux-cp/lcp_interface.c @@ -60,6 +60,17 @@ static uword *lip_db_by_vif; index_t *lip_db_by_phy; u32 *lip_db_by_host; +/** + * vector of virtual function table + */ +static lcp_itf_pair_vft_t *lcp_itf_vfts = NULL; + +void +lcp_itf_pair_register_vft (lcp_itf_pair_vft_t *lcp_itf_vft) +{ + vec_add1 (lcp_itf_vfts, *lcp_itf_vft); +} + #define LCP_ITF_PAIR_DBG(...) \ vlib_log_notice (lcp_itf_pair_logger, __VA_ARGS__); @@ -216,12 +227,6 @@ lcp_itf_set_adjs (lcp_itf_pair_t *lip) lip->lip_rewrite_len = adj->rewrite_header.data_bytes; } -int __clib_weak -lcp_nl_drain_messages (void) -{ - return 0; -} - int lcp_itf_pair_add (u32 host_sw_if_index, u32 phy_sw_if_index, u8 *host_name, u32 host_index, lip_host_type_t host_type, u8 *ns) @@ -241,14 +246,6 @@ lcp_itf_pair_add (u32 host_sw_if_index, u32 phy_sw_if_index, u8 *host_name, return VNET_API_ERROR_VALUE_EXIST; /* - * Drain netlink messages before adding the new pair. - * This avoids unnecessarily applying messages that were generated by - * the creation of the tap/tun interface. By processing them before we - * store the pair data, we will ensure that they are ignored. - */ - lcp_nl_drain_messages (); - - /* * Create a new pair. */ pool_get (lcp_itf_pair_pool, lip); @@ -267,7 +264,6 @@ lcp_itf_pair_add (u32 host_sw_if_index, u32 phy_sw_if_index, u8 *host_name, lip->lip_host_type = host_type; lip->lip_vif_index = host_index; lip->lip_namespace = vec_dup (ns); - lip->lip_create_ts = vlib_time_now (vlib_get_main ()); if (lip->lip_host_sw_if_index == ~0) return 0; @@ -323,6 +319,18 @@ lcp_itf_pair_add (u32 host_sw_if_index, u32 phy_sw_if_index, u8 *host_name, 0); } + /* invoke registered callbacks for pair addition */ + lcp_itf_pair_vft_t *vft; + + vec_foreach (vft, lcp_itf_vfts) + { + if (vft->pair_add_fn) + vft->pair_add_fn (lip); + } + + /* set timestamp when pair entered service */ + lip->lip_create_ts = vlib_time_now (vlib_get_main ()); + return 0; } @@ -382,6 +390,7 @@ lcp_itf_pair_del (u32 phy_sw_if_index) ip_address_family_t af; lcp_itf_pair_t *lip; u32 lipi; + lcp_itf_pair_vft_t *vft; lipi = lcp_itf_pair_find_by_phy (phy_sw_if_index); @@ -395,6 +404,13 @@ lcp_itf_pair_del (u32 phy_sw_if_index) format_vnet_sw_if_index_name, vnet_get_main (), lip->lip_host_sw_if_index, lip->lip_host_name); + /* invoke registered callbacks for pair deletion */ + vec_foreach (vft, lcp_itf_vfts) + { + if (vft->pair_del_fn) + vft->pair_del_fn (lip); + } + FOR_EACH_IP_ADDRESS_FAMILY (af) ip_feature_enable_disable (af, N_SAFI, IP_FEATURE_INPUT, lcp_itf_l3_feat_names[lip->lip_host_type][af], diff --git a/src/plugins/linux-cp/lcp_interface.h b/src/plugins/linux-cp/lcp_interface.h index be566a07cb6..bed30248845 100644 --- a/src/plugins/linux-cp/lcp_interface.h +++ b/src/plugins/linux-cp/lcp_interface.h @@ -150,6 +150,16 @@ lcp_itf_pair_find_by_host (u32 host_sw_if_index) void lcp_set_auto_intf (u8 is_auto); int lcp_auto_intf (void); +typedef void (*lcp_itf_pair_add_cb_t) (lcp_itf_pair_t *); +typedef void (*lcp_itf_pair_del_cb_t) (lcp_itf_pair_t *); + +typedef struct lcp_itf_pair_vft +{ + lcp_itf_pair_add_cb_t pair_add_fn; + lcp_itf_pair_del_cb_t pair_del_fn; +} lcp_itf_pair_vft_t; + +void lcp_itf_pair_register_vft (lcp_itf_pair_vft_t *lcp_itf_vft); /* * fd.io coding-style-patch-verification: ON * |