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67 lines
1.9 KiB
67 lines
1.9 KiB
#pragma once
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#include <stdlib.h>
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#include <string.h>
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#include "http.h"
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#include "module.h"
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#include "route.h"
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#include "route_config.h"
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#define HTTP_ROUTER_ROUTES_CAPACITY 32
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struct http_router {
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struct route routes[HTTP_ROUTER_ROUTES_CAPACITY];
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size_t routes_length;
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};
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static inline void
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http_router_init(struct http_router *router)
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{
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router->routes_length = 0;
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}
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static inline int
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http_router_add_route(struct http_router *router, struct route_config *config, struct module *module)
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{
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assert(router != NULL);
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assert(config != NULL);
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assert(module != NULL);
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assert(config->route != NULL);
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assert(config->http_resp_content_type != NULL);
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assert(router->routes_length < HTTP_ROUTER_ROUTES_CAPACITY);
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if (unlikely(router->routes_length == HTTP_ROUTER_ROUTES_CAPACITY)) { return -1; }
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router->routes[router->routes_length] = (struct route){
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.route = config->route,
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.module = module,
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.relative_deadline_us = config->relative_deadline_us,
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.relative_deadline = (uint64_t)config->relative_deadline_us * runtime_processor_speed_MHz,
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.response_size = config->http_resp_size,
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.response_content_type = config->http_resp_content_type
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};
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/* Admissions Control */
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uint64_t expected_execution = (uint64_t)config->expected_execution_us * runtime_processor_speed_MHz;
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admissions_info_initialize(&router->routes[router->routes_length].admissions_info,
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config->admissions_percentile, expected_execution,
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router->routes[router->routes_length].relative_deadline);
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router->routes_length++;
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return 0;
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}
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static inline struct route *
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http_router_match_route(struct http_router *router, char *route)
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{
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for (int i = 0; i < router->routes_length; i++) {
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if (strncmp(route, router->routes[i].route, strlen(router->routes[i].route)) == 0) {
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return &router->routes[i];
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}
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}
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return NULL;
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}
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