X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fplugins%2Flb%2Fapi.c;h=e2ab2ac25df704337cba6d2845d529c825260eb0;hb=33538a150;hp=afaf61c459a2a73078964ed5e3312b6a897569cf;hpb=bedc1ca8c4e8c552ea27b34485b4352f91743593;p=vpp.git diff --git a/src/plugins/lb/api.c b/src/plugins/lb/api.c index afaf61c459a..e2ab2ac25df 100644 --- a/src/plugins/lb/api.c +++ b/src/plugins/lb/api.c @@ -13,56 +13,56 @@ * limitations under the License. */ +#include +#include #include #include -#include +#include +#include #include #include +#include +#include - -#define vl_msg_id(n,h) n, -typedef enum { -#include - /* We'll want to know how many messages IDs we need... */ - VL_MSG_FIRST_AVAILABLE, -} vl_msg_id_t; -#undef vl_msg_id - +/* define message IDs */ +#include /* define message structures */ #define vl_typedefs -#include +#include #undef vl_typedefs /* define generated endian-swappers */ #define vl_endianfun -#include +#include #undef vl_endianfun +/* instantiate all the print functions we know about */ #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__) +#define vl_printfun +#include +#undef vl_printfun /* Get the API version number */ #define vl_api_version(n,v) static u32 api_version=(v); -#include +#include #undef vl_api_version -#define vl_msg_name_crc_list -#include -#undef vl_msg_name_crc_list - - #define REPLY_MSG_ID_BASE lbm->msg_id_base #include -static void -setup_message_id_table (lb_main_t * lbm, api_main_t * am) -{ -#define _(id,n,crc) \ - vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id + lbm->msg_id_base); - foreach_vl_msg_name_crc_lb; -#undef _ -} +/* List of message types that this plugin understands */ +#define foreach_lb_plugin_api_msg \ +_(LB_CONF, lb_conf) \ +_(LB_ADD_DEL_VIP, lb_add_del_vip) \ +_(LB_ADD_DEL_AS, lb_add_del_as) \ +_(LB_VIP_DUMP, lb_vip_dump) \ +_(LB_AS_DUMP, lb_as_dump) \ +_(LB_FLUSH_VIP, lb_flush_vip) \ +_(LB_ADD_DEL_INTF_NAT4, lb_add_del_intf_nat4) \ +_(LB_ADD_DEL_INTF_NAT6, lb_add_del_intf_nat6) \ + /* Macro to finish up custom dump fns */ #define FINISH \ @@ -79,10 +79,17 @@ vl_api_lb_conf_t_handler vl_api_lb_conf_reply_t * rmp; int rv = 0; + if (mp->sticky_buckets_per_core == ~0) { + mp->sticky_buckets_per_core = htonl(lbm->per_cpu_sticky_buckets); + } + if (mp->flow_timeout == ~0) { + mp->flow_timeout = htonl(lbm->flow_timeout); + } + rv = lb_conf((ip4_address_t *)&mp->ip4_src_address, - (ip6_address_t *)mp->ip6_src_address, - mp->sticky_buckets_per_core, - mp->flow_timeout); + (ip6_address_t *)&mp->ip6_src_address, + ntohl(mp->sticky_buckets_per_core), + ntohl(mp->flow_timeout)); REPLY_MACRO (VL_API_LB_CONF_REPLY); } @@ -93,7 +100,7 @@ static void *vl_api_lb_conf_t_print u8 * s; s = format (0, "SCRIPT: lb_conf "); s = format (s, "%U ", format_ip4_address, (ip4_address_t *)&mp->ip4_src_address); - s = format (s, "%U ", format_ip6_address, (ip6_address_t *)mp->ip6_src_address); + s = format (s, "%U ", format_ip6_address, (ip6_address_t *)&mp->ip6_src_address); s = format (s, "%u ", mp->sticky_buckets_per_core); s = format (s, "%u ", mp->flow_timeout); FINISH; @@ -109,47 +116,54 @@ vl_api_lb_add_del_vip_t_handler int rv = 0; lb_vip_add_args_t args; - memcpy (&(args.prefix.ip6), mp->ip_prefix, sizeof(args.prefix.ip6)); + /* if port == 0, it means all-port VIP */ + if (mp->port == 0) + { + mp->protocol = ~0; + } + + ip_address_decode (&mp->pfx.address, &(args.prefix)); if (mp->is_del) { u32 vip_index; - if (!(rv = lb_vip_find_index(&(args.prefix), mp->prefix_length, &vip_index))) + if (!(rv = lb_vip_find_index(&(args.prefix), mp->pfx.len, + mp->protocol, ntohs(mp->port), &vip_index))) rv = lb_vip_del(vip_index); } else { u32 vip_index; lb_vip_type_t type = 0; - if (ip46_prefix_is_ip4(&(args.prefix), mp->prefix_length)) { - if (mp->encap == LB_ENCAP_TYPE_GRE4) + if (ip46_prefix_is_ip4(&(args.prefix), mp->pfx.len)) { + if (mp->encap == LB_API_ENCAP_TYPE_GRE4) type = LB_VIP_TYPE_IP4_GRE4; - else if (mp->encap == LB_ENCAP_TYPE_GRE6) + else if (mp->encap == LB_API_ENCAP_TYPE_GRE6) type = LB_VIP_TYPE_IP4_GRE6; - else if (mp->encap == LB_ENCAP_TYPE_L3DSR) + else if (mp->encap == LB_API_ENCAP_TYPE_L3DSR) type = LB_VIP_TYPE_IP4_L3DSR; - else if (mp->encap == LB_ENCAP_TYPE_NAT4) + else if (mp->encap == LB_API_ENCAP_TYPE_NAT4) type = LB_VIP_TYPE_IP4_NAT4; } else { - if (mp->encap == LB_ENCAP_TYPE_GRE4) + if (mp->encap == LB_API_ENCAP_TYPE_GRE4) type = LB_VIP_TYPE_IP6_GRE4; - else if (mp->encap == LB_ENCAP_TYPE_GRE6) + else if (mp->encap == LB_API_ENCAP_TYPE_GRE6) type = LB_VIP_TYPE_IP6_GRE6; - else if (mp->encap == LB_ENCAP_TYPE_NAT6) + else if (mp->encap == LB_API_ENCAP_TYPE_NAT6) type = LB_VIP_TYPE_IP6_NAT6; } - args.plen = mp->prefix_length; + args.plen = mp->pfx.len; + args.protocol = mp->protocol; + args.port = ntohs(mp->port); args.type = type; args.new_length = ntohl(mp->new_flows_table_length); - if (mp->encap == LB_ENCAP_TYPE_L3DSR) { + if (mp->encap == LB_API_ENCAP_TYPE_L3DSR) { args.encap_args.dscp = (u8)(mp->dscp & 0x3F); } - else if ((mp->encap == LB_ENCAP_TYPE_NAT4) - ||(mp->encap == LB_ENCAP_TYPE_NAT6)) { + else if ((mp->encap == LB_API_ENCAP_TYPE_NAT4) + ||(mp->encap == LB_API_ENCAP_TYPE_NAT6)) { args.encap_args.srv_type = mp->type; - args.encap_args.port = ntohs(mp->port); args.encap_args.target_port = ntohs(mp->target_port); - args.encap_args.node_port = ntohs(mp->node_port); } rv = lb_vip_add(args, &vip_index); @@ -162,27 +176,26 @@ static void *vl_api_lb_add_del_vip_t_print { u8 * s; s = format (0, "SCRIPT: lb_add_del_vip "); - s = format (s, "%U ", format_ip46_prefix, - (ip46_address_t *)mp->ip_prefix, mp->prefix_length, IP46_TYPE_ANY); + s = format (s, "%U", format_vl_api_prefix, + &mp->pfx); - s = format (s, "%s ", (mp->encap == LB_ENCAP_TYPE_GRE4)? "gre4" - : (mp->encap == LB_ENCAP_TYPE_GRE6)? "gre6" - : (mp->encap == LB_ENCAP_TYPE_NAT4)? "nat4" - : (mp->encap == LB_ENCAP_TYPE_NAT6)? "nat6" + s = format (s, "%s ", (mp->encap == LB_API_ENCAP_TYPE_GRE4)? "gre4" + : (mp->encap == LB_API_ENCAP_TYPE_GRE6)? "gre6" + : (mp->encap == LB_API_ENCAP_TYPE_NAT4)? "nat4" + : (mp->encap == LB_API_ENCAP_TYPE_NAT6)? "nat6" : "l3dsr"); - if (mp->encap==LB_ENCAP_TYPE_L3DSR) + if (mp->encap==LB_API_ENCAP_TYPE_L3DSR) { s = format (s, "dscp %u ", mp->dscp); } - if ((mp->encap==LB_ENCAP_TYPE_NAT4) - || (mp->encap==LB_ENCAP_TYPE_NAT6)) + if ((mp->encap==LB_API_ENCAP_TYPE_NAT4) + || (mp->encap==LB_API_ENCAP_TYPE_NAT6)) { s = format (s, "type %u ", mp->type); s = format (s, "port %u ", mp->port); s = format (s, "target_port %u ", mp->target_port); - s = format (s, "node_port %u ", mp->node_port); } s = format (s, "%u ", mp->new_flows_table_length); @@ -199,20 +212,17 @@ vl_api_lb_add_del_as_t_handler int rv = 0; u32 vip_index; ip46_address_t vip_ip_prefix; - - memcpy(&vip_ip_prefix.ip6, mp->vip_ip_prefix, - sizeof(vip_ip_prefix.ip6)); - ip46_address_t as_address; - memcpy(&as_address.ip6, mp->as_address, - sizeof(as_address.ip6)); + ip_address_decode (&mp->pfx.address, &vip_ip_prefix); + ip_address_decode (&mp->as_address, &as_address); - if ((rv = lb_vip_find_index(&vip_ip_prefix, mp->vip_prefix_length, &vip_index))) + if ((rv = lb_vip_find_index(&vip_ip_prefix, mp->pfx.len, + mp->protocol, ntohs(mp->port), &vip_index))) goto done; if (mp->is_del) - rv = lb_vip_del_ass(vip_index, &as_address, 1); + rv = lb_vip_del_ass(vip_index, &as_address, 1, mp->is_flush); else rv = lb_vip_add_ass(vip_index, &as_address, 1); @@ -224,28 +234,221 @@ static void *vl_api_lb_add_del_as_t_print (vl_api_lb_add_del_as_t *mp, void * handle) { u8 * s; + ip46_address_t address; s = format (0, "SCRIPT: lb_add_del_as "); - s = format (s, "%U ", format_ip46_prefix, - (ip46_address_t *)mp->vip_ip_prefix, mp->vip_prefix_length, IP46_TYPE_ANY); - s = format (s, "%U ", format_ip46_address, - (ip46_address_t *)mp->as_address, IP46_TYPE_ANY); + s = format (s, "%U ", format_vl_api_prefix, + &mp->pfx); + s = format(s, "%u ", mp->protocol); + if (ip_address_decode (&mp->as_address, &address) == IP46_TYPE_IP6) + s = format (s, "%U ", format_ip6_address, + (ip6_address_t *) & address.ip6); + else + s = format (s, "%U ", format_ip4_address, + (ip6_address_t *) & address.ip4); s = format (s, "%s ", mp->is_del?"del":"add"); FINISH; } -/* List of message types that this plugin understands */ -#define foreach_lb_plugin_api_msg \ -_(LB_CONF, lb_conf) \ -_(LB_ADD_DEL_VIP, lb_add_del_vip) \ -_(LB_ADD_DEL_AS, lb_add_del_as) +static void +vl_api_lb_vip_dump_t_handler +(vl_api_lb_vip_dump_t * mp) +{ -static clib_error_t * lb_api_init (vlib_main_t * vm) + vl_api_registration_t *reg; + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; + + lb_main_t *lbm = &lb_main; + vl_api_lb_vip_details_t * rmp; + int msg_size = 0; + lb_vip_t *vip = 0; + + /* construct vip list */ + pool_foreach(vip, lbm->vips, { + /* Hide dummy VIP */ + if (vip != lbm->vips) { + msg_size = sizeof (*rmp); + rmp = vl_msg_api_alloc (msg_size); + memset (rmp, 0, msg_size); + rmp->_vl_msg_id = + htons (VL_API_LB_VIP_DETAILS + lbm->msg_id_base); + rmp->context = mp->context; + + ip_address_encode(&vip->prefix, IP46_TYPE_ANY, &rmp->vip.pfx.address); + rmp->vip.pfx.len = vip->plen; + rmp->vip.protocol = htonl (vip->protocol); + rmp->vip.port = htons(vip->port); + rmp->encap = htonl(vip->type); + rmp->dscp = vip->encap_args.dscp; + rmp->srv_type = vip->encap_args.srv_type; + rmp->target_port = htons(vip->encap_args.target_port); + rmp->flow_table_length = htonl(vip->new_flow_table_mask + 1); + + vl_api_send_msg (reg, (u8 *) rmp); + } + }); + + +} + +static void send_lb_as_details + (vl_api_registration_t * reg, u32 context, lb_vip_t * vip) { + vl_api_lb_as_details_t *rmp; lb_main_t *lbm = &lb_main; - u8 *name = format (0, "lb_%08x%c", api_version, 0); - lbm->msg_id_base = vl_msg_api_get_msg_ids - ((char *) name, VL_MSG_FIRST_AVAILABLE); + int msg_size = 0; + u32 *as_index; + u32 asindex = 0; + + /* construct as list under this vip */ + lb_as_t *as; + + pool_foreach(as_index, vip->as_indexes, { + /* Hide dummy As for specific VIP */ + if (*as_index != 0) { + as = &lbm->ass[*as_index]; + msg_size = sizeof (*rmp); + rmp = vl_msg_api_alloc (msg_size); + memset (rmp, 0, msg_size); + rmp->_vl_msg_id = + htons (VL_API_LB_AS_DETAILS + lbm->msg_id_base); + rmp->context = context; + ip_address_encode(&vip->prefix, IP46_TYPE_ANY, (vl_api_address_t *)&rmp->vip.pfx.address); + rmp->vip.pfx.len = vip->plen; + rmp->vip.protocol = htonl (vip->protocol); + rmp->vip.port = htons(vip->port); + ip_address_encode(&as->address, IP46_TYPE_ANY, &rmp->app_srv); + rmp->flags = as->flags; + rmp->in_use_since = htonl(as->last_used); + + vl_api_send_msg (reg, (u8 *) rmp); + asindex++; + } + }); + + +} + +static void +vl_api_lb_as_dump_t_handler +(vl_api_lb_as_dump_t * mp) +{ + lb_main_t *lbm = &lb_main; + lb_vip_t *vip = 0; + u8 dump_all = 0; + ip46_address_t prefix; + + vl_api_registration_t *reg; + reg = vl_api_client_index_to_registration (mp->client_index); + if (!reg) + return; + + clib_memcpy(&prefix.ip6, mp->pfx.address.un.ip6, sizeof(mp->pfx.address.un.ip6)); + + dump_all = (prefix.ip6.as_u64[0] == 0) && (prefix.ip6.as_u64[1] == 0); + + /* *INDENT-OFF* */ + pool_foreach(vip, lbm->vips, + ({ + if ( dump_all + || ((prefix.as_u64[0] == vip->prefix.as_u64[0]) + && (prefix.as_u64[1] == vip->prefix.as_u64[1]) + && (mp->protocol == vip->protocol) + && (mp->port == vip->port)) ) + { + send_lb_as_details(reg, mp->context, vip); + } + })); + /* *INDENT-ON* */ +} + +static void +vl_api_lb_flush_vip_t_handler +(vl_api_lb_flush_vip_t * mp) +{ + lb_main_t *lbm = &lb_main; + int rv = 0; + ip46_address_t vip_prefix; + u8 vip_plen; + u32 vip_index; + vl_api_lb_flush_vip_reply_t * rmp; + if (mp->port == 0) + { + mp->protocol = ~0; + } + + memcpy (&(vip_prefix.ip6), mp->pfx.address.un.ip6, sizeof(vip_prefix.ip6)); + + vip_plen = mp->pfx.len; + + rv = lb_vip_find_index(&vip_prefix, vip_plen, mp->protocol, + ntohs(mp->port), &vip_index); + + rv = lb_flush_vip_as(vip_index, ~0); + + REPLY_MACRO (VL_API_LB_FLUSH_VIP_REPLY); +} + +static void vl_api_lb_add_del_intf_nat4_t_handler + (vl_api_lb_add_del_intf_nat4_t * mp) +{ + lb_main_t *lbm = &lb_main; + vl_api_lb_add_del_intf_nat4_reply_t *rmp; + u32 sw_if_index = ntohl (mp->sw_if_index); + u8 is_del; + int rv = 0; + + is_del = !mp->is_add; + + VALIDATE_SW_IF_INDEX (mp); + + rv = lb_nat4_interface_add_del(sw_if_index, is_del); + + BAD_SW_IF_INDEX_LABEL; + + REPLY_MACRO (VL_API_LB_ADD_DEL_INTF_NAT4_REPLY); +} + +static void vl_api_lb_add_del_intf_nat6_t_handler + (vl_api_lb_add_del_intf_nat6_t * mp) +{ + lb_main_t *lbm = &lb_main; + vl_api_lb_add_del_intf_nat6_reply_t *rmp; + u32 sw_if_index = ntohl (mp->sw_if_index); + u8 is_del; + int rv = 0; + + is_del = !mp->is_add; + + VALIDATE_SW_IF_INDEX (mp); + + rv = lb_nat6_interface_add_del(sw_if_index, is_del); + + BAD_SW_IF_INDEX_LABEL; + + REPLY_MACRO (VL_API_LB_ADD_DEL_INTF_NAT6_REPLY); +} + +static void *vl_api_lb_flush_vip_t_print +(vl_api_lb_flush_vip_t *mp, void * handle) +{ + u8 * s; + s = format (0, "SCRIPT: lb_add_del_vip "); + s = format (s, "%U/%d", format_vl_api_address, + &mp->pfx.address, mp->pfx.len); + s = format (s, "protocol %u ", mp->protocol); + s = format (s, "port %u ", mp->port); + + FINISH; +} + +/* Set up the API message handling tables */ +static clib_error_t * +lb_plugin_api_hookup (vlib_main_t *vm) +{ +lb_main_t *lbm = &lb_main; #define _(N,n) \ vl_msg_api_set_handlers((VL_API_##N + lbm->msg_id_base), \ #n, \ @@ -257,10 +460,44 @@ static clib_error_t * lb_api_init (vlib_main_t * vm) foreach_lb_plugin_api_msg; #undef _ + return 0; +} + +#define vl_msg_name_crc_list +#include +#undef vl_msg_name_crc_list + +static void +setup_message_id_table (lb_main_t * lmp, api_main_t * am) +{ +#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id + lmp->msg_id_base); + foreach_vl_msg_name_crc_lb ; +#undef _ +} + +static clib_error_t * lb_api_init (vlib_main_t * vm) +{ + lb_main_t * lbm = &lb_main; + clib_error_t * error = 0; + u8 * name; + + lbm->vlib_main = vm; + lbm->vnet_main = vnet_get_main(); + + name = format (0, "lb_%08x%c", api_version, 0); + + /* Ask for a correctly-sized block of API message decode slots */ + lbm->msg_id_base = vl_msg_api_get_msg_ids + ((char *) name, VL_MSG_FIRST_AVAILABLE); + + error = lb_plugin_api_hookup (vm); + /* Add our API messages to the global name_crc hash table */ setup_message_id_table (lbm, &api_main); - return 0; + vec_free (name); + + return error; } VLIB_INIT_FUNCTION (lb_api_init);