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/* This file is part of libmicrohttpd (C) 2007 Christian Grothoff libmicrohttpd is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. libmicrohttpd is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with libmicrohttpd; see the file COPYING. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /** * @file https_server_example.c * @brief a simple https file server using TLS. * * This example assumes the existence of a private key file named "key.pem" * and a server certificate file named "cert.pem". File path for these should be * provided as command-line arguments. 'certtool' may be used to generate these if * missing. * * Access server with your browser of choice or with curl : * * curl --insecure --tlsv1 --ciphers AES256-SHA * * @author LV-426 */ #include "config.h" #include #include #include #ifndef MINGW #include #endif #include #include #include "gnutls.h" #include #define BUF_SIZE 1024 #define MAX_URL_LEN 255 // TODO remove if unused #define CAFILE "ca.pem" #define CRLFILE "crl.pem" #define PAGE_NOT_FOUND "File not foundFile not found" /* Test Certificate */ const char cert_pem[] = "-----BEGIN CERTIFICATE-----\n" "MIICHjCCAYmgAwIBAgIERiYdNzALBgkqhkiG9w0BAQUwGTEXMBUGA1UEAxMOR251\n" "VExTIHRlc3QgQ0EwHhcNMDcwNDE4MTMyOTI3WhcNMDgwNDE3MTMyOTI3WjAdMRsw\n" "GQYDVQQDExJHbnVUTFMgdGVzdCBjbGllbnQwgZwwCwYJKoZIhvcNAQEBA4GMADCB\n" "iAKBgLtmQ/Xyxde2jMzF3/WIO7HJS2oOoa0gUEAIgKFPXKPQ+GzP5jz37AR2ExeL\n" "ZIkiW8DdU3w77XwEu4C5KL6Om8aOoKUSy/VXHqLnu7czSZ/ju0quak1o/8kR4jKN\n" "zj2AC41179gAgY8oBAOgIo1hBAf6tjd9IQdJ0glhaZiQo1ipAgMBAAGjdjB0MAwG\n" "A1UdEwEB/wQCMAAwEwYDVR0lBAwwCgYIKwYBBQUHAwIwDwYDVR0PAQH/BAUDAweg\n" "ADAdBgNVHQ4EFgQUTLkKm/odNON+3svSBxX+odrLaJEwHwYDVR0jBBgwFoAU6Twc\n" "+62SbuYGpFYsouHAUyfI8pUwCwYJKoZIhvcNAQEFA4GBALujmBJVZnvaTXr9cFRJ\n" "jpfc/3X7sLUsMvumcDE01ls/cG5mIatmiyEU9qI3jbgUf82z23ON/acwJf875D3/\n" "U7jyOsBJ44SEQITbin2yUeJMIm1tievvdNXBDfW95AM507ShzP12sfiJkJfjjdhy\n" "dc8Siq5JojruiMizAf0pA7in\n" "-----END CERTIFICATE-----\n"; const char key_pem[] = "-----BEGIN RSA PRIVATE KEY-----\n" "MIICXAIBAAKBgQC7ZkP18sXXtozMxd/1iDuxyUtqDqGtIFBACIChT1yj0Phsz+Y8\n" "9+wEdhMXi2SJIlvA3VN8O+18BLuAuSi+jpvGjqClEsv1Vx6i57u3M0mf47tKrmpN\n" "aP/JEeIyjc49gAuNde/YAIGPKAQDoCKNYQQH+rY3fSEHSdIJYWmYkKNYqQIDAQAB\n" "AoGADpmARG5CQxS+AesNkGmpauepiCz1JBF/JwnyiX6vEzUh0Ypd39SZztwrDxvF\n" "PJjQaKVljml1zkJpIDVsqvHdyVdse8M+Qn6hw4x2p5rogdvhhIL1mdWo7jWeVJTF\n" "RKB7zLdMPs3ySdtcIQaF9nUAQ2KJEvldkO3m/bRJFEp54k0CQQDYy+RlTmwRD6hy\n" "7UtMjR0H3CSZJeQ8svMCxHLmOluG9H1UKk55ZBYfRTsXniqUkJBZ5wuV1L+pR9EK\n" "ca89a+1VAkEA3UmBelwEv2u9cAU1QjKjmwju1JgXbrjEohK+3B5y0ESEXPAwNQT9\n" "TrDM1m9AyxYTWLxX93dI5QwNFJtmbtjeBQJARSCWXhsoaDRG8QZrCSjBxfzTCqZD\n" "ZXtl807ymCipgJm60LiAt0JLr4LiucAsMZz6+j+quQbSakbFCACB8SLV1QJBAKZQ\n" "YKf+EPNtnmta/rRKKvySsi3GQZZN+Dt3q0r094XgeTsAqrqujVNfPhTMeP4qEVBX\n" "/iVX2cmMTSh3w3z8MaECQEp0XJWDVKOwcTW6Ajp9SowtmiZ3YDYo1LF9igb4iaLv\n" "sWZGfbnU3ryjvkb6YuFjgtzbZDZHWQCo8/cOtOBmPdk=\n" "-----END RSA PRIVATE KEY-----\n"; static int file_reader (void *cls, size_t pos, char *buf, int max) { FILE *file = cls; fseek (file, pos, SEEK_SET); return fread (buf, 1, max, file); } /* HTTP access handler call back */ static int http_ahc (void *cls, struct MHD_Connection *connection, const char *url, const char *method, const char *upload_data, const char *version, unsigned int *upload_data_size, void **ptr) { static int aptr; struct MHD_Response *response; int ret; FILE *file; struct stat buf; if (0 != strcmp (method, MHD_HTTP_METHOD_GET)) return MHD_NO; /* unexpected method */ if (&aptr != *ptr) { /* do never respond on first call */ *ptr = &aptr; return MHD_YES; } *ptr = NULL; /* reset when done */ file = fopen (url, "r"); if (file == NULL) { response = MHD_create_response_from_data (strlen (PAGE_NOT_FOUND), (void *) PAGE_NOT_FOUND, MHD_NO, MHD_NO); ret = MHD_queue_response (connection, MHD_HTTP_NOT_FOUND, response); MHD_destroy_response (response); } else { stat (url, &buf); response = MHD_create_response_from_callback (buf.st_size, 32 * 1024, /* 32k PAGE_NOT_FOUND size */ &file_reader, file, (MHD_ContentReaderFreeCallback) & fclose); ret = MHD_queue_response (connection, MHD_HTTP_OK, response); MHD_destroy_response (response); } return ret; } int main (int argc, char *const *argv) { struct MHD_Daemon *TLS_daemon; /* look for HTTPS arguments */ if (argc < 5) { printf ("Usage : %s HTTP-PORT SECONDS-TO-RUN HTTPS-PORT KEY-FILE CERT-FILE\n", argv[0]); return 1; } // TODO check if this is truly necessary - disallow usage of the blocking /dev/random */ // gcry_control(GCRYCTL_ENABLE_QUICK_RANDOM, 0); TLS_daemon = MHD_start_daemon (MHD_USE_THREAD_PER_CONNECTION | MHD_USE_DEBUG | MHD_USE_SSL, atoi (argv[3]), NULL, NULL, &http_ahc, NULL, MHD_OPTION_CONNECTION_TIMEOUT, 256, MHD_OPTION_HTTPS_KEY_PATH, argv[4], MHD_OPTION_HTTPS_CERT_PATH, argv[5], MHD_OPTION_END); if (TLS_daemon == NULL) { printf ("Error: failed to start TLS_daemon"); return 1; } sleep (atoi (argv[2])); MHD_stop_daemon (TLS_daemon); return 0; }