diff options
Diffstat (limited to 'src/plugins/kubeproxy/kp_test.c')
| -rw-r--r-- | src/plugins/kubeproxy/kp_test.c | 268 |
1 files changed, 268 insertions, 0 deletions
diff --git a/src/plugins/kubeproxy/kp_test.c b/src/plugins/kubeproxy/kp_test.c new file mode 100644 index 00000000000..895a6adedaa --- /dev/null +++ b/src/plugins/kubeproxy/kp_test.c @@ -0,0 +1,268 @@ +/* + * Copyright (c) 2016 Intel and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "POD IS" BPODIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include <vat/vat.h> +#include <vlibapi/api.h> +#include <vlibmemory/api.h> +#include <vppinfra/error.h> +#include <kubeproxy/kp.h> + +#define __plugin_msg_base kp_test_main.msg_id_base +#include <vlibapi/vat_helper_macros.h> + +//TODO: Move that to vat/plugin_api.c +////////////////////////// +uword unformat_ip46_address (unformat_input_t * input, va_list * args) +{ + ip46_address_t *ip46 = va_arg (*args, ip46_address_t *); + ip46_type_t type = va_arg (*args, ip46_type_t); + if ((type != IP46_TYPE_IP6) && + unformat(input, "%U", unformat_ip4_address, &ip46->ip4)) { + ip46_address_mask_ip4(ip46); + return 1; + } else if ((type != IP46_TYPE_IP4) && + unformat(input, "%U", unformat_ip6_address, &ip46->ip6)) { + return 1; + } + return 0; +} +uword unformat_ip46_prefix (unformat_input_t * input, va_list * args) +{ + ip46_address_t *ip46 = va_arg (*args, ip46_address_t *); + u8 *len = va_arg (*args, u8 *); + ip46_type_t type = va_arg (*args, ip46_type_t); + + u32 l; + if ((type != IP46_TYPE_IP6) && unformat(input, "%U/%u", unformat_ip4_address, &ip46->ip4, &l)) { + if (l > 32) + return 0; + *len = l + 96; + ip46->pad[0] = ip46->pad[1] = ip46->pad[2] = 0; + } else if ((type != IP46_TYPE_IP4) && unformat(input, "%U/%u", unformat_ip6_address, &ip46->ip6, &l)) { + if (l > 128) + return 0; + *len = l; + } else { + return 0; + } + return 1; +} +///////////////////////// + +#define vl_msg_id(n,h) n, +typedef enum { +#include <kubeproxy/kp.api.h> + /* 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 structures */ +#define vl_typedefs +#include <kubeproxy/kp.api.h> +#undef vl_typedefs + +/* declare message handlers for each api */ + +#define vl_endianfun /* define message structures */ +#include <kubeproxy/kp.api.h> +#undef vl_endianfun + +/* instantiate all the print functions we know about */ +#define vl_print(handle, ...) +#define vl_printfun +#include <kubeproxy/kp.api.h> +#undef vl_printfun + +/* Get the API version number. */ +#define vl_api_version(n,v) static u32 api_version=(v); +#include <kubeproxy/kp.api.h> +#undef vl_api_version + +typedef struct { + /* API message ID base */ + u16 msg_id_base; + vat_main_t *vat_main; +} kp_test_main_t; + +kp_test_main_t kp_test_main; + +#define foreach_standard_reply_retval_handler \ +_(kp_conf_reply) \ +_(kp_add_del_vip_reply) \ +_(kp_add_del_pod_reply) + +#define _(n) \ + static void vl_api_##n##_t_handler \ + (vl_api_##n##_t * mp) \ + { \ + vat_main_t * vam = kp_test_main.vat_main; \ + i32 retval = ntohl(mp->retval); \ + if (vam->async_mode) { \ + vam->async_errors += (retval < 0); \ + } else { \ + vam->retval = retval; \ + vam->result_ready = 1; \ + } \ + } +foreach_standard_reply_retval_handler; +#undef _ + +/* + * Table of message reply handlers, must include boilerplate handlers + * we just generated + */ +#define foreach_vpe_api_reply_msg \ + _(KP_CONF_REPLY, kp_conf_reply) \ + _(KP_ADD_DEL_VIP_REPLY, kp_add_del_vip_reply) \ + _(KP_ADD_DEL_POD_REPLY, kp_add_del_pod_reply) + +static int api_kp_conf (vat_main_t * vam) +{ + unformat_input_t *i = vam->input; + vl_api_kp_conf_t mps, *mp; + int ret; + + if (!unformat(i, "%u %u", + &mps.sticky_buckets_per_core, + &mps.flow_timeout)) { + errmsg ("invalid arguments\n"); + return -99; + } + + M(KP_CONF, mp); + S(mp); + W (ret); + return ret; +} + +static int api_kp_add_del_vip (vat_main_t * vam) +{ + unformat_input_t * i = vam->input; + vl_api_kp_add_del_vip_t mps, *mp; + int ret; + mps.is_del = 0; + mps.is_nat4 = 0; + + if (!unformat(i, "%U", + unformat_ip46_prefix, mps.ip_prefix, &mps.prefix_length, IP46_TYPE_ANY)) { + errmsg ("invalid prefix\n"); + return -99; + } + + if (unformat(i, "nat4")) { + mps.is_nat4 = 1; + } else if (unformat(i, "nat6")) { + mps.is_nat4 = 0; + } else { + errmsg ("no nat\n"); + return -99; + } + + if (!unformat(i, "%d", &mps.new_flows_table_length)) { + errmsg ("no table lentgh\n"); + return -99; + } + + if (unformat(i, "del")) { + mps.is_del = 1; + } + + M(KP_ADD_DEL_VIP, mp); + S(mp); + W (ret); + return ret; +} + +static int api_kp_add_del_pod (vat_main_t * vam) +{ + unformat_input_t * i = vam->input; + vl_api_kp_add_del_pod_t mps, *mp; + int ret; + mps.is_del = 0; + + if (!unformat(i, "%U %U", + unformat_ip46_prefix, mps.vip_ip_prefix, &mps.vip_prefix_length, IP46_TYPE_ANY, + unformat_ip46_address, mps.pod_address)) { + errmsg ("invalid prefix or address\n"); + return -99; + } + + if (unformat(i, "del")) { + mps.is_del = 1; + } + + M(KP_ADD_DEL_POD, mp); + S(mp); + W (ret); + return ret; +} + +/* + * List of messages that the api test plugin sends, + * and that the data plane plugin processes + */ +#define foreach_vpe_api_msg \ +_(kp_conf, "<sticky_buckets_per_core> <flow_timeout>") \ +_(kp_add_del_vip, "<ip-prefix> <port> <target_port> <node_port> " \ + "[nat4|nat6] <new_table_len> [del]") \ +_(kp_add_del_pod, "<vip-ip-prefix> <address> [del]") + +static void +kp_vat_api_hookup (vat_main_t *vam) +{ + kp_test_main_t * kptm = &kp_test_main; + /* Hook up handlers for replies from the data plane plug-in */ +#define _(N,n) \ + vl_msg_api_set_handlers((VL_API_##N + kptm->msg_id_base), \ + #n, \ + vl_api_##n##_t_handler, \ + vl_noop_handler, \ + vl_api_##n##_t_endian, \ + vl_api_##n##_t_print, \ + sizeof(vl_api_##n##_t), 1); + foreach_vpe_api_reply_msg; +#undef _ + + /* API messages we can send */ +#define _(n,h) hash_set_mem (vam->function_by_name, #n, api_##n); + foreach_vpe_api_msg; +#undef _ + + /* Help strings */ +#define _(n,h) hash_set_mem (vam->help_by_name, #n, h); + foreach_vpe_api_msg; +#undef _ +} + +clib_error_t * vat_plugin_register (vat_main_t *vam) +{ + kp_test_main_t * kptm = &kp_test_main; + + u8 * name; + + kptm->vat_main = vam; + + /* Ask the vpp engine for the first assigned message-id */ + name = format (0, "kp_%08x%c", api_version, 0); + kptm->msg_id_base = vl_client_get_first_plugin_msg_id ((char *) name); + + if (kptm->msg_id_base != (u16) ~0) + kp_vat_api_hookup (vam); + + vec_free(name); + + return 0; +} |