/*
- * http_static.c - skeleton vpp engine plug-in
- *
- * Copyright (c) <current-year> <your-organization>
+ * Copyright (c) 2017-2022 Cisco 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:
#include <vpp/app/version.h>
/* define message IDs */
-#include <http_static/http_static_msg_enum.h>
+#include <http_static/http_static.api_enum.h>
+#include <http_static/http_static.api_types.h>
#include <vpp/api/types.h>
-/* define message structures */
-#define vl_typedefs
-#include <http_static/http_static_all_api_h.h>
-#undef vl_typedefs
-
-/* define generated endian-swappers */
-#define vl_endianfun
-#include <http_static/http_static_all_api_h.h>
-#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 <http_static/http_static_all_api_h.h>
-#undef vl_printfun
-
-/* Get the API version number */
-#define vl_api_version(n,v) static u32 api_version=(v);
-#include <http_static/http_static_all_api_h.h>
-#undef vl_api_version
-#define REPLY_MSG_ID_BASE hmp->msg_id_base
+#define REPLY_MSG_ID_BASE hsm->msg_id_base
#include <vlibapi/api_helper_macros.h>
-http_static_main_t http_static_main;
+__clib_export void
+hss_register_url_handler (hss_url_handler_fn fp, const char *url,
+ http_req_method_t request_type)
+{
+ hss_main_t *hsm = &hss_main;
+ uword *p, *url_table;
+
+ url_table = (request_type == HTTP_REQ_GET) ? hsm->get_url_handlers :
+ hsm->post_url_handlers;
+
+ p = hash_get_mem (url_table, url);
+
+ if (p)
+ {
+ clib_warning ("WARNING: attempt to replace handler for %s '%s' ignored",
+ (request_type == HTTP_REQ_GET) ? "GET" : "POST", url);
+ return;
+ }
+
+ hash_set_mem (url_table, url, (uword) fp);
+
+ /*
+ * Need to update the hash table pointer in http_static_server_main
+ * in case we just expanded it...
+ */
+ if (request_type == HTTP_REQ_GET)
+ hsm->get_url_handlers = url_table;
+ else
+ hsm->post_url_handlers = url_table;
+}
-/* List of message types that this plugin understands */
+/** \brief API helper function for vl_api_http_static_enable_t messages
+ */
+static int
+hss_enable_api (u32 fifo_size, u32 cache_limit, u32 prealloc_fifos,
+ u32 private_segment_size, u8 *www_root, u8 *uri)
+{
+ hss_main_t *hsm = &hss_main;
+ int rv;
-#define foreach_http_static_plugin_api_msg \
-_(HTTP_STATIC_ENABLE, http_static_enable)
+ hsm->fifo_size = fifo_size;
+ hsm->cache_size = cache_limit;
+ hsm->prealloc_fifos = prealloc_fifos;
+ hsm->private_segment_size = private_segment_size;
+ hsm->www_root = format (0, "%s%c", www_root, 0);
+ hsm->uri = format (0, "%s%c", uri, 0);
+
+ if (vec_len (hsm->www_root) < 2)
+ return VNET_API_ERROR_INVALID_VALUE;
+
+ if (hsm->app_index != ~0)
+ return VNET_API_ERROR_APP_ALREADY_ATTACHED;
+
+ vnet_session_enable_disable (hsm->vlib_main, 1 /* turn on TCP, etc. */);
+
+ rv = hss_create (hsm->vlib_main);
+ switch (rv)
+ {
+ case 0:
+ break;
+ default:
+ vec_free (hsm->www_root);
+ vec_free (hsm->uri);
+ return VNET_API_ERROR_INIT_FAILED;
+ }
+ return 0;
+}
/* API message handler */
static void vl_api_http_static_enable_t_handler
(vl_api_http_static_enable_t * mp)
{
vl_api_http_static_enable_reply_t *rmp;
- http_static_main_t *hmp = &http_static_main;
+ hss_main_t *hsm = &hss_main;
int rv;
mp->uri[ARRAY_LEN (mp->uri) - 1] = 0;
mp->www_root[ARRAY_LEN (mp->www_root) - 1] = 0;
- rv = http_static_server_enable_api
- (ntohl (mp->fifo_size),
- ntohl (mp->cache_size_limit),
- ntohl (mp->prealloc_fifos),
- ntohl (mp->private_segment_size), mp->www_root, mp->uri);
+ rv =
+ hss_enable_api (ntohl (mp->fifo_size), ntohl (mp->cache_size_limit),
+ ntohl (mp->prealloc_fifos),
+ ntohl (mp->private_segment_size), mp->www_root, mp->uri);
REPLY_MACRO (VL_API_HTTP_STATIC_ENABLE_REPLY);
}
-/* Set up the API message handling tables */
+#include <http_static/http_static.api.c>
static clib_error_t *
-http_static_plugin_api_hookup (vlib_main_t * vm)
+hss_api_init (vlib_main_t *vm)
{
- http_static_main_t *hmp = &http_static_main;
-#define _(N,n) \
- vl_msg_api_set_handlers((VL_API_##N + hmp->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_http_static_plugin_api_msg;
-#undef _
-
- return 0;
-}
-
-#define vl_msg_name_crc_list
-#include <http_static/http_static_all_api_h.h>
-#undef vl_msg_name_crc_list
-
-static void
-setup_message_id_table (http_static_main_t * hmp, api_main_t * am)
-{
-#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id + hmp->msg_id_base);
- foreach_vl_msg_name_crc_http_static;
-#undef _
-}
-
-static clib_error_t *
-http_static_init (vlib_main_t * vm)
-{
- http_static_main_t *hmp = &http_static_main;
- clib_error_t *error = 0;
- u8 *name;
-
- hmp->vlib_main = vm;
- hmp->vnet_main = vnet_get_main ();
-
- name = format (0, "http_static_%08x%c", api_version, 0);
+ hss_main_t *hsm = &hss_main;
/* Ask for a correctly-sized block of API message decode slots */
- hmp->msg_id_base = vl_msg_api_get_msg_ids
- ((char *) name, VL_MSG_FIRST_AVAILABLE);
-
- error = http_static_plugin_api_hookup (vm);
+ hsm->msg_id_base = setup_message_id_table ();
- /* Add our API messages to the global name_crc hash table */
- setup_message_id_table (hmp, &api_main);
-
- vec_free (name);
-
- return error;
+ return 0;
}
-VLIB_INIT_FUNCTION (http_static_init);
+VLIB_INIT_FUNCTION (hss_api_init);
-/* *INDENT-OFF* */
VLIB_PLUGIN_REGISTER () =
{
.version = VPP_BUILD_VER,
.description = "HTTP Static Server"
};
-/* *INDENT-ON* */
/*
* fd.io coding-style-patch-verification: ON
Code Review / vpp.git / blobdiff