2 * Copyright (c) 2017-2022 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
16 #include <vnet/vnet.h>
17 #include <vnet/plugin/plugin.h>
18 #include <http_static/http_static.h>
20 #include <vlibapi/api.h>
21 #include <vlibmemory/api.h>
22 #include <vpp/app/version.h>
24 /* define message IDs */
25 #include <http_static/http_static.api_enum.h>
26 #include <http_static/http_static.api_types.h>
28 #include <vpp/api/types.h>
31 #define REPLY_MSG_ID_BASE hsm->msg_id_base
32 #include <vlibapi/api_helper_macros.h>
35 hss_register_url_handler (hss_url_handler_fn fp, const char *url,
36 http_req_method_t request_type)
38 hss_main_t *hsm = &hss_main;
41 url_table = (request_type == HTTP_REQ_GET) ? hsm->get_url_handlers :
42 hsm->post_url_handlers;
44 p = hash_get_mem (url_table, url);
48 clib_warning ("WARNING: attempt to replace handler for %s '%s' ignored",
49 (request_type == HTTP_REQ_GET) ? "GET" : "POST", url);
53 hash_set_mem (url_table, url, (uword) fp);
56 * Need to update the hash table pointer in http_static_server_main
57 * in case we just expanded it...
59 if (request_type == HTTP_REQ_GET)
60 hsm->get_url_handlers = url_table;
62 hsm->post_url_handlers = url_table;
65 /** \brief API helper function for vl_api_http_static_enable_t messages
68 hss_enable_api (u32 fifo_size, u32 cache_limit, u32 prealloc_fifos,
69 u32 private_segment_size, u8 *www_root, u8 *uri)
71 hss_main_t *hsm = &hss_main;
74 hsm->fifo_size = fifo_size;
75 hsm->cache_size = cache_limit;
76 hsm->prealloc_fifos = prealloc_fifos;
77 hsm->private_segment_size = private_segment_size;
78 hsm->www_root = format (0, "%s%c", www_root, 0);
79 hsm->uri = format (0, "%s%c", uri, 0);
81 if (vec_len (hsm->www_root) < 2)
82 return VNET_API_ERROR_INVALID_VALUE;
84 if (hsm->app_index != ~0)
85 return VNET_API_ERROR_APP_ALREADY_ATTACHED;
87 vnet_session_enable_disable (hsm->vlib_main, 1 /* turn on TCP, etc. */);
89 rv = hss_create (hsm->vlib_main);
95 vec_free (hsm->www_root);
97 return VNET_API_ERROR_INIT_FAILED;
102 /* API message handler */
103 static void vl_api_http_static_enable_t_handler
104 (vl_api_http_static_enable_t * mp)
106 vl_api_http_static_enable_reply_t *rmp;
107 hss_main_t *hsm = &hss_main;
110 mp->uri[ARRAY_LEN (mp->uri) - 1] = 0;
111 mp->www_root[ARRAY_LEN (mp->www_root) - 1] = 0;
114 hss_enable_api (ntohl (mp->fifo_size), ntohl (mp->cache_size_limit),
115 ntohl (mp->prealloc_fifos),
116 ntohl (mp->private_segment_size), mp->www_root, mp->uri);
118 REPLY_MACRO (VL_API_HTTP_STATIC_ENABLE_REPLY);
121 #include <http_static/http_static.api.c>
122 static clib_error_t *
123 hss_api_init (vlib_main_t *vm)
125 hss_main_t *hsm = &hss_main;
127 /* Ask for a correctly-sized block of API message decode slots */
128 hsm->msg_id_base = setup_message_id_table ();
133 VLIB_INIT_FUNCTION (hss_api_init);
135 VLIB_PLUGIN_REGISTER () =
137 .version = VPP_BUILD_VER,
138 .description = "HTTP Static Server"
142 * fd.io coding-style-patch-verification: ON
145 * eval: (c-set-style "gnu")