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annotate scid/http.c @ 20:f98ea578b1ef

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misc: revamp database
author David Demelier <markand@malikania.fr>
date Tue, 19 Jul 2022 21:52:42 +0200
parents 600204c31bf0
children 2cb228f23f53
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1 /*
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2 * http.c -- HTTP parsing and rendering
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3 *
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4 * Copyright (c) 2021 David Demelier <markand@malikania.fr>
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5 *
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6 * Permission to use, copy, modify, and/or distribute this software for any
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7 * purpose with or without fee is hereby granted, provided that the above
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8 * copyright notice and this permission notice appear in all copies.
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9 *
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10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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17 */
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18
2
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19 #include <sys/types.h>
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20 #include <assert.h>
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21 #include <stdarg.h>
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22 #include <stdlib.h>
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23 #include <stdio.h>
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24 #include <string.h>
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25
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26 #include <kcgi.h>
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27
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28 #include "http.h"
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29 #include "log.h"
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30 #include "page.h"
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31 #include "page-api-projects.h"
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32 #include "page-api-todo.h"
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33 #include "page-api-workers.h"
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34
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35 enum page {
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36 PAGE_API,
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37 PAGE_LAST /* Not used. */
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38 };
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39
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40 static void
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41 dispatch_api(struct kreq *req)
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42 {
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43 static const struct {
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44 const char *prefix;
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45 void (*handler)(struct kreq *);
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46 } apis[] = {
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47 { "v1/todo", page_api_v1_todo },
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48 { "v1/projects", page_api_v1_projects },
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49 { "v1/workers", page_api_v1_workers },
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50 { NULL, NULL }
2
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51 };
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52
3
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53 for (size_t i = 0; apis[i].prefix; ++i)
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54 if (strncmp(req->path, apis[i].prefix, strlen(apis[i].prefix)) == 0)
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55 return apis[i].handler(req);
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56
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57 page(req, NULL, KHTTP_404, KMIME_TEXT_HTML, "pages/404.html");
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58 }
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59
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60 static const char *pages[] = {
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61 [PAGE_API] = "api"
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62 };
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63
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64 static void (*handlers[])(struct kreq *req) = {
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65 [PAGE_API] = dispatch_api
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66 };
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67
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68 static void
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69 process(struct kreq *req)
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70 {
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71 assert(req);
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72
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73 log_debug("http: accessing page '%s'", req->path);
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74
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75 if (req->page == PAGE_LAST)
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76 page(req, NULL, KHTTP_404, KMIME_TEXT_HTML, "pages/404.html");
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77 else
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78 handlers[req->page](req);
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79 }
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80
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81 void
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82 http_fcgi_run(void)
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83 {
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84 struct kreq req;
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85 struct kfcgi *fcgi;
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86
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87 if (khttp_fcgi_init(&fcgi, NULL, 0, pages, PAGE_LAST, 0) != KCGI_OK)
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88 return;
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89
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90 while (khttp_fcgi_parse(fcgi, &req) == KCGI_OK)
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91 process(&req);
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92
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93 khttp_fcgi_free(fcgi);
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94 }
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95
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96 void
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97 http_cgi_run(void)
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98 {
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99 struct kreq req;
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100
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101 if (khttp_parse(&req, NULL, 0, pages, PAGE_LAST, 0) == KCGI_OK)
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102 process(&req);
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103 }