minimal-examples/http-server/minimal-http-server-generic-sessions/minimal-http-server-generic-sessions.c

   1 /*
   2  * lws-minimal-http-server-generic-sessions
   3  *
   4  * Copyright (C) 2019 Andy Green <andy@warmcat.com>
   5  *
   6  * This file is made available under the Creative Commons CC0 1.0
   7  * Universal Public Domain Dedication.
   8  *
   9  * This demonstrates setting up and using generic sessions
  10  */
  11
  12 #include <libwebsockets.h>
  13 #include <string.h>
  14 #include <signal.h>
  15
  16 static int interrupted;
  17 struct lws_context *context;
  18
  19 static const struct lws_protocol_vhost_options
  20    pvo_mm1 = {
  21         NULL, NULL, "message-db", (void *)"/var/www/sessions/messageboard.sqlite3"
  22 }, pvo_m1 = {
  23         NULL, &pvo_mm1, "protocol-lws-messageboard", ""
  24 },
  25
  26    pvo13 = {
  27         NULL, NULL, "email-confirm-url-base", (void *)"https://localhost:7681/"
  28 }, pvo12 = {
  29         &pvo13, NULL, "urlroot", (void *)"https://127.0.0.1:7681/"
  30 }, pvo11 = {
  31         &pvo12, NULL, "email-contact-person", (void *)"andy@warmcat.com"
  32 }, pvo10 = {
  33         &pvo11, NULL, "email-helo", (void *)"warmcat.com"
  34 }, pvo9 = {
  35         &pvo10, NULL, "email-expire", (void *)"3600"
  36 }, pvo8 = {
  37         &pvo9,  NULL, "email-smtp-ip", (void *)"127.0.0.1"
  38 }, pvo7 = {
  39         &pvo8,  NULL, "email-from", (void *)"noreply@warmcat.com"
  40 }, pvo6 = {
  41         &pvo7,  NULL, "confounder", (void *)"some kind of secret confounder"
  42 }, pvo5 = {
  43         &pvo6,  NULL, "timeout-anon-idle-secs", (void *)"1200"
  44 }, pvo4 = {
  45         &pvo5,  NULL, "timeout-idle-secs", (void *)"6000"
  46 }, pvo3 = {
  47         &pvo4,  NULL, "session-db", (void *)"/var/www/sessions/lws.sqlite3"
  48 }, pvo2 = {
  49         &pvo3, NULL, "admin-password-sha256",
  50         (void *)"25d08521d996bad92605f5a40fe71179dc968e70f669cb1db6190dcd53258200"      /* pvo value */
  51 }, pvo1 = {
  52         &pvo2, NULL, "admin-user", (void *)"admin"
  53 }, pvo = {
  54         &pvo_m1, &pvo1, "protocol-generic-sessions", ""
  55 },
  56
  57    interpret1 = {
  58         NULL, NULL, ".js", "protocol-lws-messageboard"
  59 },
  60
  61    pvo_hsbph[] = {{
  62         NULL, NULL,             "referrer-policy:", "no-referrer"
  63 }, {
  64         &pvo_hsbph[0], NULL,    "x-xss-protection:", "1; mode=block"
  65 }, {
  66         &pvo_hsbph[1], NULL,    "x-content-type-options:", "nosniff"
  67 }, {
  68         &pvo_hsbph[2], NULL,    "content-security-policy:",
  69                                 "default-src 'self'; "
  70                                 "img-src https://www.gravatar.com 'self' data: ; "
  71                                 "script-src 'self'; "
  72                                 "font-src 'self'; "
  73                                 "style-src 'self'; "
  74                                 "connect-src 'self'; "
  75                                 "frame-ancestors 'self'; "
  76                                 "base-uri 'none'; "
  77                                 "form-action  'self';"
  78 }};
  79
  80  static const struct lws_http_mount mount2 = {
  81         /* .mount_next */               NULL,   /* linked-list "next" */
  82         /* .mountpoint */               "/needadmin",           /* mountpoint URL */
  83         /* .origin */                   "./mount-origin/needadmin", /* serve from dir */
  84         /* .def */                      "index.html",   /* default filename */
  85         /* .protocol */                 "protocol-lws-messageboard",
  86         /* .cgienv */                   NULL,
  87         /* .extra_mimetypes */          NULL,
  88         /* .interpret */                &interpret1,
  89         /* .cgi_timeout */              0,
  90         /* .cache_max_age */            0,
  91         /* .auth_mask */                7,
  92         /* .cache_reusable */           0,
  93         /* .cache_revalidate */         0,
  94         /* .cache_intermediaries */     0,
  95         /* .origin_protocol */          LWSMPRO_FILE,   /* files in a dir */
  96         /* .mountpoint_len */           1,              /* char count */
  97         /* .basic_auth_login_file */    NULL,
  98  };
  99
 100  static const struct lws_http_mount mount1 = {
 101         /* .mount_next */               &mount2,        /* linked-list "next" */
 102         /* .mountpoint */               "/needauth",            /* mountpoint URL */
 103         /* .origin */                   "./mount-origin/needauth", /* serve from dir */
 104         /* .def */                      "index.html",   /* default filename */
 105         /* .protocol */                 "protocol-lws-messageboard",
 106         /* .cgienv */                   NULL,
 107         /* .extra_mimetypes */          NULL,
 108         /* .interpret */                &interpret1,
 109         /* .cgi_timeout */              0,
 110         /* .cache_max_age */            0,
 111         /* .auth_mask */                5,
 112         /* .cache_reusable */           0,
 113         /* .cache_revalidate */         0,
 114         /* .cache_intermediaries */     0,
 115         /* .origin_protocol */          LWSMPRO_FILE,   /* files in a dir */
 116         /* .mountpoint_len */           1,              /* char count */
 117         /* .basic_auth_login_file */    NULL,
 118  };
 119
 120 static const struct lws_http_mount mount = {
 121         /* .mount_next */               &mount1,        /* linked-list "next" */
 122         /* .mountpoint */               "/",            /* mountpoint URL */
 123         /* .origin */                   "./mount-origin", /* serve from dir */
 124         /* .def */                      "index.html",   /* default filename */
 125         /* .protocol */                 "protocol-lws-messageboard",
 126         /* .cgienv */                   NULL,
 127         /* .extra_mimetypes */          NULL,
 128         /* .interpret */                &interpret1,
 129         /* .cgi_timeout */              0,
 130         /* .cache_max_age */            0,
 131         /* .auth_mask */                0,
 132         /* .cache_reusable */           0,
 133         /* .cache_revalidate */         0,
 134         /* .cache_intermediaries */     0,
 135         /* .origin_protocol */          LWSMPRO_FILE,   /* files in a dir */
 136         /* .mountpoint_len */           1,              /* char count */
 137         /* .basic_auth_login_file */    NULL,
 138 };
 139
 140 void sigint_handler(int sig)
 141 {
 142         lws_context_destroy(context);
 143
 144         interrupted = 1;
 145 }
 146
 147 int main(int argc, const char **argv)
 148 {
 149         struct lws_context_creation_info info;
 150         const char *p, *plugin_dirs[] = {
 151                 "/usr/local/share/libwebsockets-test-server/plugins",
 152                 NULL };
 153         int n = 0, logs = LLL_USER | LLL_ERR | LLL_WARN | LLL_NOTICE
 154                         /* for LLL_ verbosity above NOTICE to be built into lws,
 155                          * lws must have been configured and built with
 156                          * -DCMAKE_BUILD_TYPE=DEBUG instead of =RELEASE */
 157                         /* | LLL_INFO */ /* | LLL_PARSER */ /* | LLL_HEADER */
 158                         /* | LLL_EXT */ /* | LLL_CLIENT */ /* | LLL_LATENCY */
 159                         /* | LLL_DEBUG */;
 160
 161         if ((p = lws_cmdline_option(argc, argv, "-d")))
 162                 logs = atoi(p);
 163
 164         lws_set_log_level(logs, NULL);
 165         lwsl_user("LWS minimal http server TLS | visit https://localhost:7681\n");
 166
 167         signal(SIGINT, sigint_handler);
 168
 169         memset(&info, 0, sizeof info); /* otherwise uninitialized garbage */
 170         info.port = 7681;
 171         info.mounts = &mount;
 172         info.error_document_404 = "/404.html";
 173         info.options = LWS_SERVER_OPTION_DO_SSL_GLOBAL_INIT |
 174                        LWS_SERVER_OPTION_EXPLICIT_VHOSTS;
 175         info.ssl_cert_filepath = "localhost-100y.cert";
 176         info.ssl_private_key_filepath = "localhost-100y.key";
 177         info.plugin_dirs = plugin_dirs;
 178         info.pvo = &pvo;
 179
 180         if (lws_cmdline_option(argc, argv, "-h"))
 181                 info.options |= LWS_SERVER_OPTION_VHOST_UPG_STRICT_HOST_CHECK;
 182
 183         context = lws_create_context(&info);
 184         if (!context) {
 185                 lwsl_err("lws init failed\n");
 186                 return 1;
 187         }
 188
 189         info.headers = &pvo_hsbph[3];
 190
 191         if (!lws_create_vhost(context, &info)) {
 192                 lwsl_err("lws init failed\n");
 193                 return 1;
 194         }
 195
 196         while (n >= 0 && !interrupted)
 197                 n = lws_service(context, 0);
 198
 199         lws_context_destroy(context);
 200
 201         return 0;
 202 }