X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fplugins%2Fgbp%2Fgbp_vxlan.c;h=643089eeb1b8e85437e735354564fe3501dc878c;hb=59f71132e;hp=846ea0fa6ffdbf91128345a60fe279cc7ae5377a;hpb=6fa5dac5fe9699c5eeed383c5bcb3f08507e1548;p=vpp.git diff --git a/src/plugins/gbp/gbp_vxlan.c b/src/plugins/gbp/gbp_vxlan.c index 846ea0fa6ff..643089eeb1b 100644 --- a/src/plugins/gbp/gbp_vxlan.c +++ b/src/plugins/gbp/gbp_vxlan.c @@ -14,15 +14,14 @@ */ #include -#include #include #include #include -#include #include #include #include +#include /** * A reference to a VXLAN-GBP tunnel created as a child/dependent tunnel @@ -30,9 +29,8 @@ */ typedef struct vxlan_tunnel_ref_t_ { + gbp_itf_hdl_t vxr_itf; u32 vxr_sw_if_index; - index_t vxr_itf; - u32 vxr_locks; index_t vxr_parent; gbp_vxlan_tunnel_layer_t vxr_layer; } vxlan_tunnel_ref_t; @@ -45,28 +43,32 @@ uword *gv_db; /** * Logger */ -vlib_log_class_t gt_logger; +static vlib_log_class_t gt_logger; /** * Pool of template tunnels */ -gbp_vxlan_tunnel_t *gbp_vxlan_tunnel_pool; +static gbp_vxlan_tunnel_t *gbp_vxlan_tunnel_pool; /** * Pool of child tunnels */ -vxlan_tunnel_ref_t *vxlan_tunnel_ref_pool; +static vxlan_tunnel_ref_t *vxlan_tunnel_ref_pool; /** * DB of template interfaces by SW interface index */ -index_t *gbp_vxlan_tunnel_db; +static index_t *gbp_vxlan_tunnel_db; /** * DB of child interfaces by SW interface index */ -index_t *vxlan_tunnel_ref_db; +static index_t *vxlan_tunnel_ref_db; +/** + * handle registered with the ;unt infra + */ +static vlib_punt_hdl_t punt_hdl; static char *gbp_vxlan_tunnel_layer_strings[] = { #define _(n,s) [GBP_VXLAN_TUN_##n] = s, @@ -78,7 +80,6 @@ static char *gbp_vxlan_tunnel_layer_strings[] = { vlib_log_debug (gt_logger, __VA_ARGS__); - gbp_vxlan_tunnel_t * gbp_vxlan_tunnel_get (index_t gti) { @@ -99,13 +100,37 @@ format_vxlan_tunnel_ref (u8 * s, va_list * args) vxr = vxlan_tunnel_ref_get (vxri); - s = format (s, "[%U locks:%d]", format_vnet_sw_if_index_name, - vnet_get_main (), vxr->vxr_sw_if_index, vxr->vxr_locks); + s = format (s, "[%U]", format_gbp_itf_hdl, vxr->vxr_itf); return (s); } -static u32 +static void +gdb_vxlan_dep_del (u32 sw_if_index) +{ + vxlan_tunnel_ref_t *vxr; + gbp_vxlan_tunnel_t *gt; + index_t vxri; + u32 pos; + + vxr = vxlan_tunnel_ref_get (vxlan_tunnel_ref_db[sw_if_index]); + vxri = vxr - vxlan_tunnel_ref_pool; + gt = gbp_vxlan_tunnel_get (vxr->vxr_parent); + + GBP_VXLAN_TUN_DBG ("del-dep:%U", format_vxlan_tunnel_ref, vxri); + + vxlan_tunnel_ref_db[vxr->vxr_sw_if_index] = INDEX_INVALID; + pos = vec_search (gt->gt_tuns, vxri); + + ASSERT (~0 != pos); + vec_del1 (gt->gt_tuns, pos); + + vnet_vxlan_gbp_tunnel_del (vxr->vxr_sw_if_index); + + pool_put (vxlan_tunnel_ref_pool, vxr); +} + +static gbp_itf_hdl_t gdb_vxlan_dep_add (gbp_vxlan_tunnel_t * gt, const ip46_address_t * src, const ip46_address_t * dst) { @@ -132,7 +157,7 @@ gdb_vxlan_dep_add (gbp_vxlan_tunnel_t * gt, vxri = vxlan_tunnel_ref_db[sw_if_index]; vxr = vxlan_tunnel_ref_get (vxri); - vxr->vxr_locks++; + gbp_itf_lock (vxr->vxr_itf); } else if (0 == rv) { @@ -147,7 +172,6 @@ gdb_vxlan_dep_add (gbp_vxlan_tunnel_t * gt, vxri = (vxr - vxlan_tunnel_ref_pool); vxr->vxr_parent = gt - gbp_vxlan_tunnel_pool; vxr->vxr_sw_if_index = sw_if_index; - vxr->vxr_locks = 1; vxr->vxr_layer = gt->gt_layer; /* @@ -166,38 +190,32 @@ gdb_vxlan_dep_add (gbp_vxlan_tunnel_t * gt, gbp_bridge_domain_t *gbd; gbd = gbp_bridge_domain_get (gt->gt_gbd); - vxr->vxr_itf = gbp_itf_add_and_lock (vxr->vxr_sw_if_index, - gt->gt_bd_index); + vxr->vxr_itf = gbp_itf_l2_add_and_lock_w_free + (vxr->vxr_sw_if_index, gt->gt_gbd, gdb_vxlan_dep_del); - ofeat = (L2OUTPUT_FEAT_GBP_POLICY_MAC | - L2OUTPUT_FEAT_GBP_ID_2_SCLASS); - ifeat = L2INPUT_FEAT_GBP_SCLASS_2_ID; + ofeat = L2OUTPUT_FEAT_GBP_POLICY_MAC; + ifeat = L2INPUT_FEAT_NONE; if (!(gbd->gb_flags & GBP_BD_FLAG_DO_NOT_LEARN)) ifeat |= L2INPUT_FEAT_GBP_LEARN; - gbp_itf_set_l2_output_feature (vxr->vxr_itf, - vxr->vxr_sw_if_index, ofeat); - gbp_itf_set_l2_input_feature (vxr->vxr_itf, - vxr->vxr_sw_if_index, ifeat); + gbp_itf_l2_set_output_feature (vxr->vxr_itf, ofeat); + gbp_itf_l2_set_input_feature (vxr->vxr_itf, ifeat); } else { - const gbp_route_domain_t *grd; - fib_protocol_t fproto; - - grd = gbp_route_domain_get (gt->gt_grd); + vxr->vxr_itf = gbp_itf_l3_add_and_lock_w_free + (vxr->vxr_sw_if_index, gt->gt_grd, gdb_vxlan_dep_del); - FOR_EACH_FIB_IP_PROTOCOL (fproto) - ip_table_bind (fproto, vxr->vxr_sw_if_index, - grd->grd_table_id[fproto], 1); - - gbp_learn_enable (vxr->vxr_sw_if_index, GBP_LEARN_MODE_L3); - gbp_sclass_enable_ip (vxr->vxr_sw_if_index); + gbp_itf_l3_set_input_feature (vxr->vxr_itf, GBP_ITF_L3_FEAT_LEARN); } } + else + { + return (GBP_ITF_HDL_INVALID); + } - return (sw_if_index); + return (vxr->vxr_itf); } u32 @@ -215,6 +233,22 @@ vxlan_gbp_tunnel_get_parent (u32 sw_if_index) return (gt->gt_sw_if_index); } +gbp_itf_hdl_t +vxlan_gbp_tunnel_lock_itf (u32 sw_if_index) +{ + ASSERT ((sw_if_index < vec_len (vxlan_tunnel_ref_db)) && + (INDEX_INVALID != vxlan_tunnel_ref_db[sw_if_index])); + + vxlan_tunnel_ref_t *vxr; + + vxr = vxlan_tunnel_ref_get (vxlan_tunnel_ref_db[sw_if_index]); + + gbp_itf_lock (vxr->vxr_itf); + + return (vxr->vxr_itf); +} + + gbp_vxlan_tunnel_type_t gbp_vxlan_tunnel_get_type (u32 sw_if_index) { @@ -233,7 +267,7 @@ gbp_vxlan_tunnel_get_type (u32 sw_if_index) return (GBP_VXLAN_TEMPLATE_TUNNEL); } -u32 +gbp_itf_hdl_t gbp_vxlan_tunnel_clone_and_lock (u32 sw_if_index, const ip46_address_t * src, const ip46_address_t * dst) @@ -244,85 +278,26 @@ gbp_vxlan_tunnel_clone_and_lock (u32 sw_if_index, gti = gbp_vxlan_tunnel_db[sw_if_index]; if (INDEX_INVALID == gti) - return (~0); + return (GBP_ITF_HDL_INVALID); gt = pool_elt_at_index (gbp_vxlan_tunnel_pool, gti); return (gdb_vxlan_dep_add (gt, src, dst)); } -static void -gdb_vxlan_dep_del (index_t vxri) -{ - vxlan_tunnel_ref_t *vxr; - gbp_vxlan_tunnel_t *gt; - u32 pos; - - vxr = vxlan_tunnel_ref_get (vxri); - gt = gbp_vxlan_tunnel_get (vxr->vxr_parent); - - GBP_VXLAN_TUN_DBG ("del-dep:%U", format_vxlan_tunnel_ref, vxri); - - vxlan_tunnel_ref_db[vxr->vxr_sw_if_index] = INDEX_INVALID; - pos = vec_search (gt->gt_tuns, vxri); - - ASSERT (~0 != pos); - vec_del1 (gt->gt_tuns, pos); - - if (GBP_VXLAN_TUN_L2 == vxr->vxr_layer) - { - gbp_itf_set_l2_output_feature (vxr->vxr_itf, vxr->vxr_sw_if_index, - L2OUTPUT_FEAT_NONE); - gbp_itf_set_l2_input_feature (vxr->vxr_itf, vxr->vxr_sw_if_index, - L2INPUT_FEAT_NONE); - gbp_itf_unlock (vxr->vxr_itf); - } - else - { - fib_protocol_t fproto; - - FOR_EACH_FIB_IP_PROTOCOL (fproto) - ip_table_bind (fproto, vxr->vxr_sw_if_index, 0, 0); - gbp_sclass_disable_ip (vxr->vxr_sw_if_index); - gbp_learn_disable (vxr->vxr_sw_if_index, GBP_LEARN_MODE_L3); - } - - vnet_vxlan_gbp_tunnel_del (vxr->vxr_sw_if_index); - - pool_put (vxlan_tunnel_ref_pool, vxr); -} - void vxlan_gbp_tunnel_unlock (u32 sw_if_index) { - vxlan_tunnel_ref_t *vxr; - index_t vxri; - - vxri = vxlan_tunnel_ref_db[sw_if_index]; - - ASSERT (vxri != INDEX_INVALID); - - vxr = vxlan_tunnel_ref_get (vxri); - vxr->vxr_locks--; - - if (0 == vxr->vxr_locks) - { - gdb_vxlan_dep_del (vxri); - } -} + /* vxlan_tunnel_ref_t *vxr; */ + /* index_t vxri; */ -void -vxlan_gbp_tunnel_lock (u32 sw_if_index) -{ - vxlan_tunnel_ref_t *vxr; - index_t vxri; + /* vxri = vxlan_tunnel_ref_db[sw_if_index]; */ - vxri = vxlan_tunnel_ref_db[sw_if_index]; + /* ASSERT (vxri != INDEX_INVALID); */ - ASSERT (vxri != INDEX_INVALID); + /* vxr = vxlan_tunnel_ref_get (vxri); */ - vxr = vxlan_tunnel_ref_get (vxri); - vxr->vxr_locks++; + /* gdb_vxlan_dep_del (vxri); */ } void @@ -373,23 +348,20 @@ format_gbp_vxlan_tunnel (u8 * s, va_list * args) gbp_vxlan_tunnel_t *gt = gbp_vxlan_tunnel_get (dev_instance); index_t *vxri; - s = format (s, "GBP VXLAN tunnel: hw:%d sw:%d vni:%d %U", - gt->gt_hw_if_index, gt->gt_sw_if_index, gt->gt_vni, + s = format (s, " [%d] gbp-vxlan-tunnel: hw:%d sw:%d vni:%d %U", + dev_instance, gt->gt_hw_if_index, + gt->gt_sw_if_index, gt->gt_vni, format_gbp_vxlan_tunnel_layer, gt->gt_layer); if (GBP_VXLAN_TUN_L2 == gt->gt_layer) - s = format (s, " BD:%d bd-index:%d", gt->gt_bd_rd_id, gt->gt_bd_index); + s = format (s, " BD:%d gbd-index:%d", gt->gt_bd_rd_id, gt->gt_gbd); else - s = format (s, " RD:%d fib-index:[%d,%d]", - gt->gt_bd_rd_id, - gt->gt_fib_index[FIB_PROTOCOL_IP4], - gt->gt_fib_index[FIB_PROTOCOL_IP6]); + s = format (s, " RD:%d grd-index:%d", gt->gt_bd_rd_id, gt->gt_grd); - s = format (s, " children:["); + s = format (s, " dependents:"); vec_foreach (vxri, gt->gt_tuns) { - s = format (s, "%U, ", format_vxlan_tunnel_ref, *vxri); + s = format (s, "\n %U, ", format_vxlan_tunnel_ref, *vxri); } - s = format (s, "]"); return s; } @@ -465,7 +437,8 @@ VNET_HW_INTERFACE_CLASS (gbp_vxlan_hw_interface_class) = { int gbp_vxlan_tunnel_add (u32 vni, gbp_vxlan_tunnel_layer_t layer, - u32 bd_rd_id, u32 * sw_if_indexp) + u32 bd_rd_id, + const ip4_address_t * src, u32 * sw_if_indexp) { gbp_vxlan_tunnel_t *gt; index_t gti; @@ -512,6 +485,7 @@ gbp_vxlan_tunnel_add (u32 vni, gbp_vxlan_tunnel_layer_t layer, gt->gt_vni = vni; gt->gt_layer = layer; gt->gt_bd_rd_id = bd_rd_id; + gt->gt_src.ip4.as_u32 = src->as_u32; gt->gt_hw_if_index = vnet_register_interface (vnm, gbp_vxlan_device_class.index, gti, @@ -533,37 +507,18 @@ gbp_vxlan_tunnel_add (u32 vni, gbp_vxlan_tunnel_layer_t layer, gb = gbp_bridge_domain_get (gbi); gt->gt_gbd = gbi; - gt->gt_bd_index = gb->gb_bd_index; - gb->gb_vni_sw_if_index = gt->gt_sw_if_index; + gb->gb_vni = gti; /* set it up as a GBP interface */ - gt->gt_itf = gbp_itf_add_and_lock (gt->gt_sw_if_index, - gt->gt_bd_index); - gbp_learn_enable (gt->gt_sw_if_index, GBP_LEARN_MODE_L2); - gbp_sclass_enable_l2 (gt->gt_sw_if_index); + gt->gt_itf = gbp_itf_l2_add_and_lock (gt->gt_sw_if_index, + gt->gt_gbd); + gbp_itf_l2_set_input_feature (gt->gt_itf, L2INPUT_FEAT_GBP_LEARN); } else { - gbp_route_domain_t *grd; - fib_protocol_t fproto; - - grd = gbp_route_domain_get (grdi); - gt->gt_grd = grdi; - grd->grd_vni_sw_if_index = gt->gt_sw_if_index; - - gbp_learn_enable (gt->gt_sw_if_index, GBP_LEARN_MODE_L3); - gbp_sclass_enable_ip (gt->gt_sw_if_index); - - ip4_sw_interface_enable_disable (gt->gt_sw_if_index, 1); - ip6_sw_interface_enable_disable (gt->gt_sw_if_index, 1); - - FOR_EACH_FIB_IP_PROTOCOL (fproto) - { - gt->gt_fib_index[fproto] = grd->grd_fib_index[fproto]; - - ip_table_bind (fproto, gt->gt_sw_if_index, - grd->grd_table_id[fproto], 1); - } + gt->gt_itf = gbp_itf_l3_add_and_lock (gt->gt_sw_if_index, + gt->gt_grd); + gbp_itf_l3_set_input_feature (gt->gt_itf, GBP_ITF_L3_FEAT_LEARN); } /* @@ -571,7 +526,8 @@ gbp_vxlan_tunnel_add (u32 vni, gbp_vxlan_tunnel_layer_t layer, */ hash_set (gv_db, vni, gti); - vec_validate (gbp_vxlan_tunnel_db, gt->gt_sw_if_index); + vec_validate_init_empty (gbp_vxlan_tunnel_db, + gt->gt_sw_if_index, INDEX_INVALID); gbp_vxlan_tunnel_db[gt->gt_sw_if_index] = gti; if (sw_if_indexp) @@ -614,25 +570,14 @@ gbp_vxlan_tunnel_del (u32 vni) ASSERT (0 == vec_len (gt->gt_tuns)); vec_free (gt->gt_tuns); + gbp_itf_unlock (>->gt_itf); + if (GBP_VXLAN_TUN_L2 == gt->gt_layer) { - gbp_learn_disable (gt->gt_sw_if_index, GBP_LEARN_MODE_L2); - gbp_sclass_disable_l2 (gt->gt_sw_if_index); - gbp_itf_unlock (gt->gt_itf); gbp_bridge_domain_unlock (gt->gt_gbd); } else { - fib_protocol_t fproto; - - FOR_EACH_FIB_IP_PROTOCOL (fproto) - ip_table_bind (fproto, gt->gt_sw_if_index, 0, 0); - - ip4_sw_interface_enable_disable (gt->gt_sw_if_index, 0); - ip6_sw_interface_enable_disable (gt->gt_sw_if_index, 0); - - gbp_learn_disable (gt->gt_sw_if_index, GBP_LEARN_MODE_L3); - gbp_sclass_disable_ip (gt->gt_sw_if_index); gbp_route_domain_unlock (gt->gt_grd); } @@ -654,6 +599,9 @@ static clib_error_t * gbp_vxlan_show (vlib_main_t * vm, unformat_input_t * input, vlib_cli_command_t * cmd) { + + vlib_cli_output (vm, "GBP-VXLAN Interfaces:"); + gbp_vxlan_walk (gbp_vxlan_tunnel_show_one, vm); return (NULL); @@ -677,31 +625,25 @@ VLIB_CLI_COMMAND (gbp_vxlan_show_node, static) = { static clib_error_t * gbp_vxlan_init (vlib_main_t * vm) { - u32 slot4; - vlib_node_t *node = vlib_get_node_by_name (vm, (u8 *) "gbp-vxlan4"); - - /* - * insert ourselves into the VXLAN-GBP arc to collect the no-tunnel - * packets. - */ - slot4 = vlib_node_add_next_with_slot (vm, - vxlan4_gbp_input_node.index, - node->index, - VXLAN_GBP_INPUT_NEXT_NO_TUNNEL); - ASSERT (slot4 == VXLAN_GBP_INPUT_NEXT_NO_TUNNEL); - - /* slot6 = vlib_node_add_next_with_slot (vm, */ - /* vxlan6_gbp_input_node.index, */ - /* gbp_vxlan6_input_node.index, */ - /* VXLAN_GBP_INPUT_NEXT_NO_TUNNEL); */ - /* ASSERT (slot6 == VXLAN_GBP_INPUT_NEXT_NO_TUNNEL); */ + vxlan_gbp_main_t *vxm = &vxlan_gbp_main; gt_logger = vlib_log_register_class ("gbp", "tun"); - return (NULL); + punt_hdl = vlib_punt_client_register ("gbp-vxlan"); + + vlib_punt_register (punt_hdl, + vxm->punt_no_such_tunnel[FIB_PROTOCOL_IP4], + "gbp-vxlan4"); + + return (0); } -VLIB_INIT_FUNCTION (gbp_vxlan_init); +/* *INDENT-OFF* */ +VLIB_INIT_FUNCTION (gbp_vxlan_init) = +{ + .runs_after = VLIB_INITS("punt_init", "vxlan_gbp_init"), +}; +/* *INDENT-ON* */ /* * fd.io coding-style-patch-verification: ON