client/commands.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2012  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 as published by
   9  *  the Free Software Foundation; either version 2 of the License, or
  10  *  (at your option) any later version.
  11  *
  12  *  This program is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with this program; if not, write to the Free Software
  19  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  20  *
  21  */
  22
  23 #ifdef HAVE_CONFIG_H
  24 #include <config.h>
  25 #endif
  26
  27 #include <stdio.h>
  28 #include <stdlib.h>
  29 #include <string.h>
  30 #include <errno.h>
  31 #include <getopt.h>
  32
  33 #include <glib.h>
  34 #include <gdbus.h>
  35
  36 #include "services.h"
  37 #include "technology.h"
  38 #include "data_manager.h"
  39 #include "monitor.h"
  40 #include "interactive.h"
  41
  42 #define MANDATORY_ARGS 3
  43
  44 static char *ipv4[] = {
  45         "Method",
  46         "Address",
  47         "Netmask",
  48         "Gateway",
  49         NULL
  50 };
  51
  52 static char *ipv6[] = {
  53         "Method",
  54         "Address",
  55         "PrefixLength",
  56         "Gateway",
  57         "Privacy",
  58         NULL
  59 };
  60
  61 static char *proxy_simple[] = {
  62         "Method",
  63         "URL",
  64         NULL
  65 };
  66
  67 static int cmd_help(char *args[], int num, struct option *options);
  68
  69 static int parse_args(char *arg, struct option *options)
  70 {
  71         int i;
  72
  73         if (arg == NULL)
  74                 return -1;
  75
  76         for (i = 0; options[i].name != NULL; i++) {
  77                 if (strcmp(options[i].name, arg) == 0 ||
  78                                 (strncmp(arg, "--", 2) == 0 &&
  79                                         strcmp(&arg[2], options[i].name) == 0))
  80                         return options[i].val;
  81         }
  82
  83         return '?';
  84 }
  85
  86 int monitor_switch(int argc, char *argv[], int c, DBusConnection *conn)
  87 {
  88         int error;
  89
  90         switch (c) {
  91         case 's':
  92                 error = monitor_connman(conn, "Service", "PropertyChanged");
  93                 if (error != 0)
  94                         return error;
  95                 if (dbus_connection_add_filter(conn, service_property_changed,
  96                                                         NULL, NULL) == FALSE)
  97                         return -ENOMEM;
  98                 printf("Now monitoring the service interface.\n");
  99                 break;
 100         case 'c':
 101                 error = monitor_connman(conn, "Technology", "PropertyChanged");
 102                 if (error != 0)
 103                         return error;
 104                 if (dbus_connection_add_filter(conn, tech_property_changed,
 105                                                         NULL, NULL) == FALSE)
 106                         return -ENOMEM;
 107                 printf("Now monitoring the technology interface.\n");
 108                 break;
 109         case 'm':
 110                 error = monitor_connman(conn, "Manager", "PropertyChanged");
 111                 if (error != 0)
 112                         return error;
 113                 error = monitor_connman(conn, "Manager", "TechnologyAdded");
 114                 if (error != 0)
 115                         return error;
 116                 error = monitor_connman(conn, "Manager", "TechnologyRemoved");
 117                 if (error != 0)
 118                         return error;
 119                 error = monitor_connman(conn, "Manager", "ServicesChanged");
 120                 if (error != 0)
 121                         return error;
 122                 if (dbus_connection_add_filter(conn, manager_property_changed,
 123                                                         NULL, NULL) == FALSE)
 124                         return -ENOMEM;
 125                 if (dbus_connection_add_filter(conn, tech_added_removed,
 126                                                         NULL, NULL) == FALSE)
 127                         return -ENOMEM;
 128                 if (dbus_connection_add_filter(conn, manager_services_changed,
 129                                                         NULL, NULL) == FALSE)
 130                         return -ENOMEM;
 131                 printf("Now monitoring the manager interface.\n");
 132                 break;
 133         default:
 134                 fprintf(stderr, "Command not recognized, please check help\n");
 135                 return -EINVAL;
 136                 break;
 137         }
 138         return 0;
 139 }
 140
 141 static int cmd_enable(char *args[], int num, struct option *options)
 142 {
 143         return -1;
 144 }
 145
 146 static int cmd_disable(char *args[], int num, struct option *options)
 147 {
 148         return -1;
 149 }
 150
 151 static int cmd_state(char *args[], int num, struct option *options)
 152 {
 153         if (num > 1)
 154                 return -E2BIG;
 155
 156         return list_properties(connection, "GetProperties", NULL);
 157 }
 158
 159 static int cmd_services(char *args[], int num, struct option *options)
 160 {
 161         char *service_name = NULL;
 162         int err = 0;
 163         int c;
 164         DBusMessage *message;
 165
 166         if (num > 3)
 167                 return -E2BIG;
 168
 169         c = parse_args(args[1], options);
 170         switch (c) {
 171         case -1:
 172                 break;
 173         case 'p':
 174                 if (num < 3)
 175                         return -EINVAL;
 176                 service_name = args[2];
 177                 break;
 178         default:
 179                 if (num > 2)
 180                         return -E2BIG;
 181                 service_name = args[1];
 182                 break;
 183         }
 184
 185         message = get_message(connection, "GetServices");
 186         if (message == NULL)
 187                 return -ENOMEM;
 188
 189         err = list_properties(connection, "GetServices", service_name);
 190         dbus_message_unref(message);
 191
 192         return err;
 193 }
 194
 195 static int cmd_technologies(char *args[], int num, struct option *options)
 196 {
 197         if (num > 1)
 198                 return -E2BIG;
 199
 200         return list_properties(connection, "GetTechnologies", NULL);
 201 }
 202
 203 static int cmd_scan(char *args[], int num, struct option *options)
 204 {
 205         DBusMessage *message;
 206         int err;
 207
 208         if (num > 2)
 209                 return -E2BIG;
 210
 211         if (num < 2)
 212                 return -EINVAL;
 213
 214         message = get_message(connection, "GetTechnologies");
 215         if (message == NULL)
 216                 err = -ENOMEM;
 217         else {
 218                 err = scan_technology(connection, message, args[1]);
 219                 if (err == 0)
 220                         printf("Scan completed\n");
 221         }
 222
 223         return 0;
 224 }
 225
 226 static int cmd_connect(char *args[], int num, struct option *options)
 227 {
 228         int err;
 229
 230         if (num > 2)
 231                 return -E2BIG;
 232
 233         if (num < 2)
 234                 return -EINVAL;
 235
 236         err = connect_service(connection, args[1]);
 237         if (err == 0)
 238                 printf("Connected\n");
 239
 240         return 0;
 241 }
 242
 243 static int cmd_disconnect(char *args[], int num, struct option *options)
 244 {
 245         int err;
 246
 247         if (num > 2)
 248                 return -E2BIG;
 249
 250         if (num < 2)
 251                 return -EINVAL;
 252
 253         err = disconnect_service(connection, args[1]);
 254         if (err == 0)
 255                 printf("Disconnected\n");
 256
 257         return 0;
 258 }
 259
 260 static int cmd_config(char *args[], int num, struct option *options)
 261 {
 262         int res = 0, index = 2, oldindex = 0;
 263         int c;
 264         char *service_name;
 265         DBusMessage *message;
 266         char **opt_start;
 267         dbus_bool_t val;
 268
 269         service_name = args[1];
 270         if (service_name == NULL)
 271                 return -EINVAL;
 272
 273         while (index < num && args[index] != NULL) {
 274                 c = parse_args(args[index], options);
 275                 opt_start = &args[index + 1];
 276                 res = 0;
 277
 278                 message = get_message(connection, "GetServices");
 279                 if (message == NULL)
 280                         return -ENOMEM;
 281
 282                 oldindex = index;
 283
 284                 switch (c) {
 285                 case 'a':
 286                         switch (parse_boolean(*opt_start)) {
 287                         case 1:
 288                                 val = TRUE;
 289                                 break;
 290                         case 0:
 291                                 val = FALSE;
 292                                 break;
 293                         default:
 294                                 res = -EINVAL;
 295                                 break;
 296                         }
 297                         if (res == 0)
 298                                 res = set_service_property(connection, message,
 299                                                 service_name, "AutoConnect",
 300                                                 NULL, &val, 0);
 301                         break;
 302                 case 'i':
 303                         res = set_service_property(connection, message,
 304                                         service_name, "IPv4.Configuration",
 305                                         ipv4, opt_start, 0);
 306                         if (res < 0)
 307                                 index += 4;
 308                         break;
 309                 case 'v':
 310                         res = set_service_property(connection, message,
 311                                         service_name, "IPv6.Configuration",
 312                                         ipv6, opt_start, 0);
 313                         if (res < 0)
 314                                 index += 5;
 315                         break;
 316                 case 'n':
 317                         res = set_service_property(connection, message,
 318                                         service_name,
 319                                         "Nameservers.Configuration",
 320                                         NULL, opt_start, 0);
 321                         break;
 322                 case 't':
 323                         res = set_service_property(connection, message,
 324                                         service_name,
 325                                         "Timeservers.Configuration",
 326                                         NULL, opt_start, 0);
 327                         break;
 328                 case 'd':
 329                         res = set_service_property(connection, message,
 330                                         service_name,
 331                                         "Domains.Configuration",
 332                                         NULL, opt_start, 0);
 333                         break;
 334                 case 'x':
 335                         if (*opt_start == NULL) {
 336                                 res = -EINVAL;
 337                                 break;
 338                         }
 339
 340                         if (strcmp(*opt_start, "direct") == 0) {
 341                                 res = set_service_property(connection, message,
 342                                                 service_name,
 343                                                 "Proxy.Configuration",
 344                                                 proxy_simple, opt_start, 1);
 345                                 break;
 346                         }
 347
 348                         if (strcmp(*opt_start, "auto") == 0) {
 349                                 res = set_service_property(connection, message,
 350                                                 service_name,
 351                                                 "Proxy.Configuration",
 352                                                 proxy_simple, opt_start, 1);
 353                                 break;
 354                         }
 355
 356                         if (strcmp(*opt_start, "manual") == 0) {
 357                                         char **url_start = &args[index + 2];
 358
 359                                         if (*url_start != NULL &&
 360                                                 strcmp(*url_start,
 361                                                         "servers") == 0) {
 362                                                 url_start = &args[index + 3];
 363                                                 index++;
 364                                         }
 365                                         res = store_proxy_input(connection,
 366                                                         message, service_name,
 367                                                         0, url_start);
 368                         }
 369
 370                         break;
 371                 case 'r':
 372                         res = remove_service(connection, message, service_name);
 373                         break;
 374                 default:
 375                         res = -EINVAL;
 376                         break;
 377                 }
 378
 379                 dbus_message_unref(message);
 380
 381                 if (res < 0) {
 382                         printf("Error '%s': %s\n", args[oldindex],
 383                                         strerror(-res));
 384                 } else
 385                         index += res;
 386
 387                 index++;
 388         }
 389
 390         return 0;
 391 }
 392
 393 static int cmd_monitor(char *args[], int num, struct option *options)
 394 {
 395         return -1;
 396 }
 397
 398 static int cmd_exit(char *args[], int num, struct option *options)
 399 {
 400         return 0;
 401 }
 402
 403 static struct option service_options[] = {
 404         {"properties", required_argument, 0, 'p'},
 405         { NULL, }
 406 };
 407
 408 static const char *service_desc[] = {
 409         "[<service>]      (obsolete)",
 410         NULL
 411 };
 412
 413 static struct option config_options[] = {
 414         {"nameservers", required_argument, 0, 'n'},
 415         {"timeservers", required_argument, 0, 't'},
 416         {"domains", required_argument, 0, 'd'},
 417         {"ipv6", required_argument, 0, 'v'},
 418         {"proxy", required_argument, 0, 'x'},
 419         {"autoconnect", required_argument, 0, 'a'},
 420         {"ipv4", required_argument, 0, 'i'},
 421         {"remove", 0, 0, 'r'},
 422         { NULL, }
 423 };
 424
 425 static const char *config_desc[] = {
 426         "<dns1> [<dns2>] [<dns3>]",
 427         "<ntp1> [<ntp2>] [...]",
 428         "<domain1> [<domain2>] [...]",
 429         "off|auto|manual <address> <prefixlength> <gateway> <privacy>",
 430         "direct|auto <URL>|manual <URL1> [<URL2>] [...]\n"
 431         "                   [exclude <exclude1> [<exclude2>] [...]]",
 432         "yes|no",
 433         "off|dhcp|manual <address> <prefixlength> <gateway>",
 434         "                 Remove service",
 435         NULL
 436 };
 437
 438 static struct option monitor_options[] = {
 439         {"services", no_argument, 0, 's'},
 440         {"tech", no_argument, 0, 'c'},
 441         {"manager", no_argument, 0, 'm'},
 442         { NULL, }
 443 };
 444
 445 static const char *monitor_desc[] = {
 446         "                 Monitor only services",
 447         "                 Monitor only technologies",
 448         "                 Monitor only manager interface",
 449         NULL
 450 };
 451
 452 static const struct {
 453         const char *cmd;
 454         const char *argument;
 455         struct option *options;
 456         const char **options_desc;
 457         int (*func) (char *args[], int num, struct option *options);
 458         const char *desc;
 459 } cmd_table[] = {
 460         { "enable",       "<technology>|offline", NULL,    NULL,
 461           cmd_enable, "Enables given technology or offline mode" },
 462         { "disable",      "<technology>|offline", NULL,    NULL,
 463           cmd_disable, "Disables given technology or offline mode"},
 464         { "state",        NULL,           NULL,            NULL,
 465           cmd_state, "Shows if the system is online or offline" },
 466         { "services",     "[<service>]",  service_options, &service_desc[0],
 467           cmd_services, "Display services" },
 468         { "technologies", NULL,           NULL,            NULL,
 469           cmd_technologies, "Display technologies" },
 470         { "scan",         "<technology>", NULL,            NULL,
 471           cmd_scan, "Scans for new services for given technology" },
 472         { "connect",      "<service>",    NULL,            NULL,
 473           cmd_connect, "Connect a given service" },
 474         { "disconnect",   "<service>",    NULL,            NULL,
 475           cmd_disconnect, "Disconnect a given service" },
 476         { "config",       "<service>",    config_options,  &config_desc[0],
 477           cmd_config, "Set service configuration options" },
 478         { "monitor",      NULL,           monitor_options, &monitor_desc[0],
 479           cmd_monitor, "Monitor signals from interfaces" },
 480         { "help",         NULL,           NULL,            NULL,
 481           cmd_help, "Show help" },
 482         { "exit",         NULL,           NULL,            NULL,
 483           cmd_exit,       "Exit" },
 484         { "quit",         NULL,           NULL,            NULL,
 485           cmd_exit,       "Quit" },
 486         {  NULL, },
 487 };
 488
 489 static int cmd_help(char *args[], int num, struct option *options)
 490 {
 491         int i, j;
 492
 493         for (i = 0; cmd_table[i].cmd != NULL; i++) {
 494                 const char *cmd = cmd_table[i].cmd;
 495                 const char *argument = cmd_table[i].argument;
 496                 const char *desc = cmd_table[i].desc;
 497
 498                 printf("%-12s%-22s%s\n", cmd != NULL? cmd: "",
 499                                 argument != NULL? argument: "",
 500                                 desc != NULL? desc: "");
 501
 502                 if (cmd_table[i].options != NULL) {
 503                         for (j = 0; cmd_table[i].options[j].name != NULL;
 504                              j++) {
 505                                 const char *options_desc =
 506                                         cmd_table[i].options_desc != NULL ?
 507                                         cmd_table[i].options_desc[j]: "";
 508
 509                                 printf("   --%-12s%s\n",
 510                                                 cmd_table[i].options[j].name,
 511                                                 options_desc);
 512                         }
 513                 }
 514         }
 515
 516         return 0;
 517 }
 518
 519 int commands(DBusConnection *connection, char *argv[], int argc)
 520 {
 521         int i, result;
 522
 523         for (i = 0; cmd_table[i].cmd != NULL; i++) {
 524                 if (g_strcmp0(cmd_table[i].cmd, argv[0]) == 0 &&
 525                                 cmd_table[i].func != NULL) {
 526                         result = cmd_table[i].func(argv, argc,
 527                                         cmd_table[i].options);
 528                         if (result < 0)
 529                                 printf("Error '%s': %s\n", argv[0],
 530                                                 strerror(-result));
 531                         return 0;
 532                 }
 533         }
 534
 535         return -1;
 536 }
 537
 538 int commands_no_options(DBusConnection *connection, char *argv[], int argc)
 539 {
 540         DBusMessage *message = NULL;
 541         int error = 0;
 542
 543         if (strcmp(argv[0], "--help") == 0 || strcmp(argv[0], "help") == 0  ||
 544                                                 strcmp(argv[0], "h") == 0) {
 545                 printf("Usage: connmanctl [[command] [args]]\n");
 546                 cmd_help(NULL, 0, NULL);
 547                 printf("\nNote: arguments and output are considered "
 548                                 "EXPERIMENTAL for now.\n\n");
 549         } else if (strcmp(argv[0], "enable") == 0) {
 550                 if (argc != 2) {
 551                         fprintf(stderr, "Enable requires a technology name or "
 552                                 "the argument 'offlinemode', see help\n");
 553                         error = -EINVAL;
 554                 } else if (strcmp(argv[1], "offlinemode") == 0) {
 555                         error = set_manager(connection, "OfflineMode", TRUE);
 556                         if (error == 0)
 557                                 printf("OfflineMode is now enabled\n");
 558                 } else {
 559                         message = get_message(connection, "GetTechnologies");
 560                         if (message == NULL)
 561                                 error = -ENOMEM;
 562                         else
 563                                 error = set_technology(connection, message,
 564                                                 "Powered", argv[1], TRUE);
 565                         if (error == 0)
 566                                 printf("Enabled %s technology\n", argv[1]);
 567                 }
 568         } else if (strcmp(argv[0], "disable") == 0) {
 569                 if (argc != 2) {
 570                         fprintf(stderr, "Disable requires a technology name or "
 571                                 "the argument 'offlinemode' see help\n");
 572                         error = -EINVAL;
 573                 } else if (strcmp(argv[1], "offlinemode") == 0) {
 574                         error = set_manager(connection, "OfflineMode", FALSE);
 575                         if (error == 0)
 576                                 printf("OfflineMode is now disabled\n");
 577                 } else {
 578                         message = get_message(connection, "GetTechnologies");
 579                         if (message == NULL)
 580                                 error = -ENOMEM;
 581                         else
 582                                 error = set_technology(connection, message,
 583                                                 "Powered", argv[1], FALSE);
 584                         if (error == 0)
 585                                 printf("Disabled %s technology\n", argv[1]);
 586                 }
 587         } else
 588                 return -1;
 589
 590         if (message != NULL)
 591                 dbus_message_unref(message);
 592
 593         return error;
 594 }
 595
 596 int commands_options(DBusConnection *connection, char *argv[], int argc)
 597 {
 598         int error, c;
 599         int option_index = 0;
 600
 601         if (strcmp(argv[0], "monitor") == 0) {
 602                 if (argc > 2) {
 603                         fprintf(stderr, "Too many arguments for monitor, "
 604                                                                 "see help\n");
 605                         return -EINVAL;
 606                 }
 607                 if (argc < 2) {
 608                         error = monitor_connman(connection, "Service",
 609                                                         "PropertyChanged");
 610                         if (error != 0)
 611                                 return error;
 612                         error = monitor_connman(connection, "Technology",
 613                                                         "PropertyChanged");
 614                         if (error != 0)
 615                                 return error;
 616                         error = monitor_connman(connection, "Manager",
 617                                                         "PropertyChanged");
 618                         if (error != 0)
 619                                 return error;
 620                         error = monitor_connman(connection, "Manager",
 621                                                         "TechnologyAdded");
 622                         if (error != 0)
 623                                 return error;
 624                         error = monitor_connman(connection, "Manager",
 625                                                         "TechnologyRemoved");
 626                         if (error != 0)
 627                                 return error;
 628                         error = monitor_connman(connection, "Manager",
 629                                                         "ServicesChanged");
 630                         if (error != 0)
 631                                 return error;
 632                         if (dbus_connection_add_filter(connection,
 633                                         service_property_changed, NULL, NULL)
 634                                                                 == FALSE)
 635                                 return -ENOMEM;
 636                         if (dbus_connection_add_filter(connection,
 637                                         tech_property_changed, NULL, NULL)
 638                                                                 == FALSE)
 639                                 return -ENOMEM;
 640                         if (dbus_connection_add_filter(connection,
 641                                         tech_added_removed, NULL, NULL)
 642                                                                 == FALSE)
 643                                 return -ENOMEM;
 644                         if (dbus_connection_add_filter(connection,
 645                                         manager_property_changed, NULL, NULL)
 646                                                                 == FALSE)
 647                                 return -ENOMEM;
 648                         if (dbus_connection_add_filter(connection,
 649                                         manager_services_changed, NULL, NULL)
 650                                                                 == FALSE)
 651                                 return -ENOMEM;
 652                         printf("Now monitoring all interfaces.\n");
 653                 } else
 654                         while ((c = getopt_long(argc, argv, "", monitor_options,
 655                                                         &option_index))) {
 656                                 if (c == -1) {
 657                                         if (option_index == 0) {
 658                                                 printf("Monitor takes an "
 659                                                         "option, see help\n");
 660                                                 return -EINVAL;
 661                                         }
 662                                         break;
 663                                 }
 664                                 error = monitor_switch(argc, argv, c, connection);
 665                                 if (error != 0)
 666                                         return error;
 667                                 option_index++;
 668                         }
 669         } else
 670                 return -1;
 671         return 0;
 672 }