tools/wispr.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2010  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <stdio.h>
  27 #include <stdlib.h>
  28 #include <string.h>
  29 #include <signal.h>
  30
  31 #include <gweb/gweb.h>
  32
  33 #define DEFAULT_URL  "http://www.connman.net/online/status.html"
  34
  35 static GTimer *timer;
  36
  37 static GMainLoop *main_loop;
  38
  39 static void web_debug(const char *str, void *data)
  40 {
  41         g_print("%s: %s\n", (const char *) data, str);
  42 }
  43
  44 static void sig_term(int sig)
  45 {
  46         g_main_loop_quit(main_loop);
  47 }
  48
  49 static const char *message_type_to_string(int message_type)
  50 {
  51         switch (message_type) {
  52         case 100:
  53                 return "Initial redirect message";
  54         case 110:
  55                 return "Proxy notification";
  56         case 120:
  57                 return "Authentication notification";
  58         case 130:
  59                 return "Logoff notification";
  60         case 140:
  61                 return "Response to Authentication Poll";
  62         case 150:
  63                 return "Response to Abort Login";
  64         }
  65
  66         return NULL;
  67 }
  68
  69 static const char *response_code_to_string(int response_code)
  70 {
  71         switch (response_code) {
  72         case 0:
  73                 return "No error";
  74         case 50:
  75                 return "Login succeeded";
  76         case 100:
  77                 return "Login failed";
  78         case 102:
  79                 return "RADIUS server error/timeout";
  80         case 105:
  81                 return "RADIUS server not enabled";
  82         case 150:
  83                 return "Logoff succeeded";
  84         case 151:
  85                 return "Login aborted";
  86         case 200:
  87                 return "Proxy detection/repeat operation";
  88         case 201:
  89                 return "Authentication pending";
  90         case 255:
  91                 return "Access gateway internal error";
  92         }
  93
  94         return NULL;
  95 }
  96
  97 struct wispr_msg {
  98         gboolean has_error;
  99         const char *current_element;
 100         int message_type;
 101         int response_code;
 102         char *login_url;
 103         char *logoff_url;
 104 };
 105
 106 static inline void wispr_msg_init(struct wispr_msg *msg)
 107 {
 108         msg->has_error = FALSE;
 109         msg->current_element = NULL;
 110
 111         msg->message_type = -1;
 112         msg->response_code = -1;
 113
 114         g_free(msg->login_url);
 115         msg->login_url = NULL;
 116
 117         g_free(msg->logoff_url);
 118         msg->logoff_url = NULL;
 119 }
 120
 121 struct wispr_session {
 122         GWeb *web;
 123         GWebParser *parser;
 124         guint request;
 125         struct wispr_msg msg;
 126         const char *username;
 127         const char *password;
 128         const char *originurl;
 129         char *formdata;
 130 };
 131
 132 static struct {
 133         const char *str;
 134         enum {
 135                 WISPR_ELEMENT_NONE,
 136                 WISPR_ELEMENT_ACCESS_PROCEDURE,
 137                 WISPR_ELEMENT_ACCESS_LOCATION,
 138                 WISPR_ELEMENT_LOCATION_NAME,
 139                 WISPR_ELEMENT_LOGIN_URL,
 140                 WISPR_ELEMENT_ABORT_LOGIN_URL,
 141                 WISPR_ELEMENT_MESSAGE_TYPE,
 142                 WISPR_ELEMENT_RESPONSE_CODE,
 143                 WISPR_ELEMENT_NEXT_URL,
 144                 WISPR_ELEMENT_DELAY,
 145                 WISPR_ELEMENT_REPLY_MESSAGE,
 146                 WISPR_ELEMENT_LOGIN_RESULTS_URL,
 147                 WISPR_ELEMENT_LOGOFF_URL,
 148         } element;
 149 } wispr_element_map[] = {
 150         { "AccessProcedure",    WISPR_ELEMENT_ACCESS_PROCEDURE  },
 151         { "AccessLocation",     WISPR_ELEMENT_ACCESS_LOCATION   },
 152         { "LocationName",       WISPR_ELEMENT_LOCATION_NAME     },
 153         { "LoginURL",           WISPR_ELEMENT_LOGIN_URL         },
 154         { "AbortLoginURL",      WISPR_ELEMENT_ABORT_LOGIN_URL   },
 155         { "MessageType",        WISPR_ELEMENT_MESSAGE_TYPE      },
 156         { "ResponseCode",       WISPR_ELEMENT_RESPONSE_CODE     },
 157         { "NextURL",            WISPR_ELEMENT_NEXT_URL          },
 158         { "Delay",              WISPR_ELEMENT_DELAY             },
 159         { "ReplyMessage",       WISPR_ELEMENT_REPLY_MESSAGE     },
 160         { "LoginResultsURL",    WISPR_ELEMENT_LOGIN_RESULTS_URL },
 161         { "LogoffURL",          WISPR_ELEMENT_LOGOFF_URL        },
 162         { NULL,                 WISPR_ELEMENT_NONE              },
 163 };
 164
 165 static void start_element_handler(GMarkupParseContext *context,
 166                                         const gchar *element_name,
 167                                         const gchar **attribute_names,
 168                                         const gchar **attribute_values,
 169                                         gpointer user_data, GError **error)
 170 {
 171         struct wispr_msg *msg = user_data;
 172
 173         msg->current_element = element_name;
 174 }
 175
 176 static void end_element_handler(GMarkupParseContext *context,
 177                                         const gchar *element_name,
 178                                         gpointer user_data, GError **error)
 179 {
 180         struct wispr_msg *msg = user_data;
 181
 182         msg->current_element = NULL;
 183 }
 184
 185 static void text_handler(GMarkupParseContext *context,
 186                                         const gchar *text, gsize text_len,
 187                                         gpointer user_data, GError **error)
 188 {
 189         struct wispr_msg *msg = user_data;
 190         int i;
 191
 192         if (msg->current_element == NULL)
 193                 return;
 194
 195         for (i = 0; wispr_element_map[i].str; i++) {
 196                 if (g_str_equal(wispr_element_map[i].str,
 197                                         msg->current_element) == FALSE)
 198                         continue;
 199
 200                 switch (wispr_element_map[i].element) {
 201                 case WISPR_ELEMENT_NONE:
 202                 case WISPR_ELEMENT_ACCESS_PROCEDURE:
 203                 case WISPR_ELEMENT_ACCESS_LOCATION:
 204                 case WISPR_ELEMENT_LOCATION_NAME:
 205                         break;
 206                 case WISPR_ELEMENT_LOGIN_URL:
 207                         g_free(msg->login_url);
 208                         msg->login_url = g_strdup(text);
 209                         break;
 210                 case WISPR_ELEMENT_ABORT_LOGIN_URL:
 211                         break;
 212                 case WISPR_ELEMENT_MESSAGE_TYPE:
 213                         msg->message_type = atoi(text);
 214                         break;
 215                 case WISPR_ELEMENT_RESPONSE_CODE:
 216                         msg->response_code = atoi(text);
 217                         break;
 218                 case WISPR_ELEMENT_NEXT_URL:
 219                 case WISPR_ELEMENT_DELAY:
 220                 case WISPR_ELEMENT_REPLY_MESSAGE:
 221                 case WISPR_ELEMENT_LOGIN_RESULTS_URL:
 222                         break;
 223                 case WISPR_ELEMENT_LOGOFF_URL:
 224                         g_free(msg->logoff_url);
 225                         msg->logoff_url = g_strdup(text);
 226                         break;
 227                 }
 228         }
 229 }
 230
 231 static void error_handler(GMarkupParseContext *context,
 232                                         GError *error, gpointer user_data)
 233 {
 234         struct wispr_msg *msg = user_data;
 235
 236         msg->has_error = TRUE;
 237 }
 238
 239 static const GMarkupParser wispr_parser = {
 240         start_element_handler,
 241         end_element_handler,
 242         text_handler,
 243         NULL,
 244         error_handler,
 245 };
 246
 247 static void parser_callback(const char *str, gpointer user_data)
 248 {
 249         struct wispr_session *wispr = user_data;
 250         GMarkupParseContext *context;
 251         gboolean result;
 252
 253         //printf("%s\n", str);
 254
 255         context = g_markup_parse_context_new(&wispr_parser,
 256                         G_MARKUP_TREAT_CDATA_AS_TEXT, &wispr->msg, NULL);
 257
 258         result = g_markup_parse_context_parse(context, str, strlen(str), NULL);
 259         if (result == TRUE)
 260                 result = g_markup_parse_context_end_parse(context, NULL);
 261
 262         g_markup_parse_context_free(context);
 263 }
 264
 265 static gboolean wispr_input(const guint8 **data, gsize *length,
 266                                                 gpointer user_data)
 267 {
 268         struct wispr_session *wispr = user_data;
 269
 270         g_free(wispr->formdata);
 271         wispr->formdata = g_strdup_printf("button=Login&UserName=%s&"
 272                         "Password=%s&FNAME=0&OriginatingServer=%s",
 273                         wispr->username, wispr->password, wispr->originurl);
 274
 275         *data = (guint8 *) wispr->formdata;
 276         *length = strlen(wispr->formdata);
 277
 278         return FALSE;
 279 }
 280
 281 static gboolean wispr_result(GWebResult *result, gpointer user_data)
 282 {
 283         struct wispr_session *wispr = user_data;
 284         const guint8 *chunk;
 285         gsize length;
 286         guint16 status;
 287         gdouble elapsed;
 288
 289         g_web_result_get_chunk(result, &chunk, &length);
 290
 291         if (length > 0) {
 292                 //printf("%s\n", (char *) chunk);
 293                 g_web_parser_feed_data(wispr->parser, chunk, length);
 294                 return TRUE;
 295         }
 296
 297         g_web_parser_end_data(wispr->parser);
 298
 299         status = g_web_result_get_status(result);
 300
 301         g_print("status: %03u\n", status);
 302
 303         elapsed = g_timer_elapsed(timer, NULL);
 304
 305         g_print("elapse: %f seconds\n", elapsed);
 306
 307         if (wispr->msg.message_type < 0)
 308                 goto done;
 309
 310         printf("Message type: %s (%d)\n",
 311                         message_type_to_string(wispr->msg.message_type),
 312                                                 wispr->msg.message_type);
 313         printf("Response code: %s (%d)\n",
 314                         response_code_to_string(wispr->msg.response_code),
 315                                                 wispr->msg.response_code);
 316         if (wispr->msg.login_url != NULL)
 317                 printf("Login URL: %s\n", wispr->msg.login_url);
 318         if (wispr->msg.logoff_url != NULL)
 319                 printf("Logoff URL: %s\n", wispr->msg.logoff_url);
 320         printf("\n");
 321
 322         if (status == 302 && wispr->msg.message_type == 100) {
 323                 wispr->request = g_web_request_post(wispr->web,
 324                                         wispr->msg.login_url,
 325                                         "application/x-www-form-urlencoded",
 326                                         wispr_input, wispr_result, wispr);
 327
 328                 wispr_msg_init(&wispr->msg);
 329
 330                 return FALSE;
 331         } else if (status == 200 && wispr->msg.message_type == 120) {
 332                 int code = wispr->msg.response_code;
 333                 printf("Login process: %s\n",
 334                                         code == 50 ? "SUCCESS" : "FAILURE");
 335         }
 336
 337 done:
 338         g_main_loop_quit(main_loop);
 339
 340         return FALSE;
 341 }
 342
 343 static gboolean option_debug = FALSE;
 344 static gchar *option_nameserver = NULL;
 345 static gchar *option_username = NULL;
 346 static gchar *option_password = NULL;
 347 static gchar *option_url = NULL;
 348
 349 static GOptionEntry options[] = {
 350         { "debug", 'd', 0, G_OPTION_ARG_NONE, &option_debug,
 351                                         "Enable debug output" },
 352         { "nameserver", 'n', 0, G_OPTION_ARG_STRING, &option_nameserver,
 353                                         "Specify nameserver", "ADDRESS" },
 354         { "username", 'u', 0, G_OPTION_ARG_STRING, &option_username,
 355                                         "Specify username", "USERNAME" },
 356         { "password", 'p', 0, G_OPTION_ARG_STRING, &option_password,
 357                                         "Specify password", "PASSWORD" },
 358         { "url", 'U', 0, G_OPTION_ARG_STRING, &option_url,
 359                                         "Specify arbitrary request", "URL" },
 360         { NULL },
 361 };
 362
 363 int main(int argc, char *argv[])
 364 {
 365         GOptionContext *context;
 366         GError *error = NULL;
 367         struct sigaction sa;
 368         struct wispr_session wispr;
 369         int index = 0;
 370
 371         context = g_option_context_new(NULL);
 372         g_option_context_add_main_entries(context, options, NULL);
 373
 374         if (g_option_context_parse(context, &argc, &argv, &error) == FALSE) {
 375                 if (error != NULL) {
 376                         g_printerr("%s\n", error->message);
 377                         g_error_free(error);
 378                 } else
 379                         g_printerr("An unknown error occurred\n");
 380                 return 1;
 381         }
 382
 383         g_option_context_free(context);
 384
 385         memset(&wispr, 0, sizeof(wispr));
 386         wispr_msg_init(&wispr.msg);
 387
 388         wispr.web = g_web_new(index);
 389         if (wispr.web == NULL) {
 390                 fprintf(stderr, "Failed to create web service\n");
 391                 return 1;
 392         }
 393
 394         if (option_debug == TRUE)
 395                 g_web_set_debug(wispr.web, web_debug, "WEB");
 396
 397         main_loop = g_main_loop_new(NULL, FALSE);
 398
 399         if (option_nameserver != NULL) {
 400                 g_web_add_nameserver(wispr.web, option_nameserver);
 401                 g_free(option_nameserver);
 402         }
 403
 404         g_web_set_accept(wispr.web, NULL);
 405         g_web_set_user_agent(wispr.web, "SmartClient/%s wispr", VERSION);
 406         g_web_set_close_connection(wispr.web, TRUE);
 407
 408         if (option_url == NULL)
 409                 option_url = g_strdup(DEFAULT_URL);
 410
 411         wispr.username = option_username;
 412         wispr.password = option_password;
 413         wispr.originurl = option_url;
 414
 415         timer = g_timer_new();
 416
 417         wispr.parser = g_web_parser_new("<WISPAccessGatewayParam",
 418                                                 "WISPAccessGatewayParam>",
 419                                                 parser_callback, &wispr);
 420
 421         wispr.request = g_web_request_get(wispr.web, option_url,
 422                                                         wispr_result, &wispr);
 423
 424         if (wispr.request == 0) {
 425                 fprintf(stderr, "Failed to start request\n");
 426                 return 1;
 427         }
 428
 429         memset(&sa, 0, sizeof(sa));
 430         sa.sa_handler = sig_term;
 431         sigaction(SIGINT, &sa, NULL);
 432         sigaction(SIGTERM, &sa, NULL);
 433
 434         g_main_loop_run(main_loop);
 435
 436         g_timer_destroy(timer);
 437
 438         if (wispr.request > 0)
 439                 g_web_cancel_request(wispr.web, wispr.request);
 440
 441         g_web_parser_unref(wispr.parser);
 442         g_web_unref(wispr.web);
 443
 444         g_main_loop_unref(main_loop);
 445
 446         g_free(option_username);
 447         g_free(option_password);
 448         g_free(option_url);
 449
 450         return 0;
 451 }