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         return -1;
 206 }
 207
 208 static int cmd_connect(char *args[], int num, struct option *options)
 209 {
 210         int err;
 211
 212         if (num > 2)
 213                 return -E2BIG;
 214
 215         if (num < 2)
 216                 return -EINVAL;
 217
 218         err = connect_service(connection, args[1]);
 219         if (err == 0)
 220                 printf("Connected\n");
 221
 222         return 0;
 223 }
 224
 225 static int cmd_disconnect(char *args[], int num, struct option *options)
 226 {
 227         return -1;
 228 }
 229
 230 static int cmd_config(char *args[], int num, struct option *options)
 231 {
 232         int res = 0, index = 2, oldindex = 0;
 233         int c;
 234         char *service_name;
 235         DBusMessage *message;
 236         char **opt_start;
 237         dbus_bool_t val;
 238
 239         service_name = args[1];
 240         if (service_name == NULL)
 241                 return -EINVAL;
 242
 243         while (index < num && args[index] != NULL) {
 244                 c = parse_args(args[index], options);
 245                 opt_start = &args[index + 1];
 246                 res = 0;
 247
 248                 message = get_message(connection, "GetServices");
 249                 if (message == NULL)
 250                         return -ENOMEM;
 251
 252                 oldindex = index;
 253
 254                 switch (c) {
 255                 case 'a':
 256                         switch (parse_boolean(*opt_start)) {
 257                         case 1:
 258                                 val = TRUE;
 259                                 break;
 260                         case 0:
 261                                 val = FALSE;
 262                                 break;
 263                         default:
 264                                 res = -EINVAL;
 265                                 break;
 266                         }
 267                         if (res == 0)
 268                                 res = set_service_property(connection, message,
 269                                                 service_name, "AutoConnect",
 270                                                 NULL, &val, 0);
 271                         break;
 272                 case 'i':
 273                         res = set_service_property(connection, message,
 274                                         service_name, "IPv4.Configuration",
 275                                         ipv4, opt_start, 0);
 276                         if (res < 0)
 277                                 index += 4;
 278                         break;
 279                 case 'v':
 280                         res = set_service_property(connection, message,
 281                                         service_name, "IPv6.Configuration",
 282                                         ipv6, opt_start, 0);
 283                         if (res < 0)
 284                                 index += 5;
 285                         break;
 286                 case 'n':
 287                         res = set_service_property(connection, message,
 288                                         service_name,
 289                                         "Nameservers.Configuration",
 290                                         NULL, opt_start, 0);
 291                         break;
 292                 case 't':
 293                         res = set_service_property(connection, message,
 294                                         service_name,
 295                                         "Timeservers.Configuration",
 296                                         NULL, opt_start, 0);
 297                         break;
 298                 case 'd':
 299                         res = set_service_property(connection, message,
 300                                         service_name,
 301                                         "Domains.Configuration",
 302                                         NULL, opt_start, 0);
 303                         break;
 304                 case 'x':
 305                         if (*opt_start == NULL) {
 306                                 res = -EINVAL;
 307                                 break;
 308                         }
 309
 310                         if (strcmp(*opt_start, "direct") == 0) {
 311                                 res = set_service_property(connection, message,
 312                                                 service_name,
 313                                                 "Proxy.Configuration",
 314                                                 proxy_simple, opt_start, 1);
 315                                 break;
 316                         }
 317
 318                         if (strcmp(*opt_start, "auto") == 0) {
 319                                 res = set_service_property(connection, message,
 320                                                 service_name,
 321                                                 "Proxy.Configuration",
 322                                                 proxy_simple, opt_start, 1);
 323                                 break;
 324                         }
 325
 326                         if (strcmp(*opt_start, "manual") == 0) {
 327                                         char **url_start = &args[index + 2];
 328
 329                                         if (*url_start != NULL &&
 330                                                 strcmp(*url_start,
 331                                                         "servers") == 0) {
 332                                                 url_start = &args[index + 3];
 333                                                 index++;
 334                                         }
 335                                         res = store_proxy_input(connection,
 336                                                         message, service_name,
 337                                                         0, url_start);
 338                         }
 339
 340                         break;
 341                 case 'r':
 342                         res = remove_service(connection, message, service_name);
 343                         break;
 344                 default:
 345                         res = -EINVAL;
 346                         break;
 347                 }
 348
 349                 dbus_message_unref(message);
 350
 351                 if (res < 0) {
 352                         printf("Error '%s': %s\n", args[oldindex],
 353                                         strerror(-res));
 354                 } else
 355                         index += res;
 356
 357                 index++;
 358         }
 359
 360         return 0;
 361 }
 362
 363 static int cmd_monitor(char *args[], int num, struct option *options)
 364 {
 365         return -1;
 366 }
 367
 368 static int cmd_exit(char *args[], int num, struct option *options)
 369 {
 370         return 0;
 371 }
 372
 373 static struct option service_options[] = {
 374         {"properties", required_argument, 0, 'p'},
 375         { NULL, }
 376 };
 377
 378 static const char *service_desc[] = {
 379         "[<service>]      (obsolete)",
 380         NULL
 381 };
 382
 383 static struct option config_options[] = {
 384         {"nameservers", required_argument, 0, 'n'},
 385         {"timeservers", required_argument, 0, 't'},
 386         {"domains", required_argument, 0, 'd'},
 387         {"ipv6", required_argument, 0, 'v'},
 388         {"proxy", required_argument, 0, 'x'},
 389         {"autoconnect", required_argument, 0, 'a'},
 390         {"ipv4", required_argument, 0, 'i'},
 391         {"remove", 0, 0, 'r'},
 392         { NULL, }
 393 };
 394
 395 static const char *config_desc[] = {
 396         "<dns1> [<dns2>] [<dns3>]",
 397         "<ntp1> [<ntp2>] [...]",
 398         "<domain1> [<domain2>] [...]",
 399         "off|auto|manual <address> <prefixlength> <gateway> <privacy>",
 400         "direct|auto <URL>|manual <URL1> [<URL2>] [...]\n"
 401         "                   [exclude <exclude1> [<exclude2>] [...]]",
 402         "yes|no",
 403         "off|dhcp|manual <address> <prefixlength> <gateway>",
 404         "                 Remove service",
 405         NULL
 406 };
 407
 408 static struct option monitor_options[] = {
 409         {"services", no_argument, 0, 's'},
 410         {"tech", no_argument, 0, 'c'},
 411         {"manager", no_argument, 0, 'm'},
 412         { NULL, }
 413 };
 414
 415 static const char *monitor_desc[] = {
 416         "                 Monitor only services",
 417         "                 Monitor only technologies",
 418         "                 Monitor only manager interface",
 419         NULL
 420 };
 421
 422 static const struct {
 423         const char *cmd;
 424         const char *argument;
 425         struct option *options;
 426         const char **options_desc;
 427         int (*func) (char *args[], int num, struct option *options);
 428         const char *desc;
 429 } cmd_table[] = {
 430         { "enable",       "<technology>|offline", NULL,    NULL,
 431           cmd_enable, "Enables given technology or offline mode" },
 432         { "disable",      "<technology>|offline", NULL,    NULL,
 433           cmd_disable, "Disables given technology or offline mode"},
 434         { "state",        NULL,           NULL,            NULL,
 435           cmd_state, "Shows if the system is online or offline" },
 436         { "services",     "[<service>]",  service_options, &service_desc[0],
 437           cmd_services, "Display services" },
 438         { "technologies", NULL,           NULL,            NULL,
 439           cmd_technologies, "Display technologies" },
 440         { "scan",         "<technology>", NULL,            NULL,
 441           cmd_scan, "Scans for new services for given technology" },
 442         { "connect",      "<service>",    NULL,            NULL,
 443           cmd_connect, "Connect a given service" },
 444         { "disconnect",   "<service>",    NULL,            NULL,
 445           cmd_disconnect, "Disconnect a given service" },
 446         { "config",       "<service>",    config_options,  &config_desc[0],
 447           cmd_config, "Set service configuration options" },
 448         { "monitor",      NULL,           monitor_options, &monitor_desc[0],
 449           cmd_monitor, "Monitor signals from interfaces" },
 450         { "help",         NULL,           NULL,            NULL,
 451           cmd_help, "Show help" },
 452         { "exit",         NULL,           NULL,            NULL,
 453           cmd_exit,       "Exit" },
 454         { "quit",         NULL,           NULL,            NULL,
 455           cmd_exit,       "Quit" },
 456         {  NULL, },
 457 };
 458
 459 static int cmd_help(char *args[], int num, struct option *options)
 460 {
 461         int i, j;
 462
 463         for (i = 0; cmd_table[i].cmd != NULL; i++) {
 464                 const char *cmd = cmd_table[i].cmd;
 465                 const char *argument = cmd_table[i].argument;
 466                 const char *desc = cmd_table[i].desc;
 467
 468                 printf("%-12s%-22s%s\n", cmd != NULL? cmd: "",
 469                                 argument != NULL? argument: "",
 470                                 desc != NULL? desc: "");
 471
 472                 if (cmd_table[i].options != NULL) {
 473                         for (j = 0; cmd_table[i].options[j].name != NULL;
 474                              j++) {
 475                                 const char *options_desc =
 476                                         cmd_table[i].options_desc != NULL ?
 477                                         cmd_table[i].options_desc[j]: "";
 478
 479                                 printf("   --%-12s%s\n",
 480                                                 cmd_table[i].options[j].name,
 481                                                 options_desc);
 482                         }
 483                 }
 484         }
 485
 486         return 0;
 487 }
 488
 489 int commands(DBusConnection *connection, char *argv[], int argc)
 490 {
 491         int i, result;
 492
 493         for (i = 0; cmd_table[i].cmd != NULL; i++) {
 494                 if (g_strcmp0(cmd_table[i].cmd, argv[0]) == 0 &&
 495                                 cmd_table[i].func != NULL) {
 496                         result = cmd_table[i].func(argv, argc,
 497                                         cmd_table[i].options);
 498                         if (result < 0)
 499                                 printf("Error '%s': %s\n", argv[0],
 500                                                 strerror(-result));
 501                         return 0;
 502                 }
 503         }
 504
 505         return -1;
 506 }
 507
 508 int commands_no_options(DBusConnection *connection, char *argv[], int argc)
 509 {
 510         DBusMessage *message = NULL;
 511         int error = 0;
 512
 513         if (strcmp(argv[0], "--help") == 0 || strcmp(argv[0], "help") == 0  ||
 514                                                 strcmp(argv[0], "h") == 0) {
 515                 printf("Usage: connmanctl [[command] [args]]\n");
 516                 cmd_help(NULL, 0, NULL);
 517                 printf("\nNote: arguments and output are considered "
 518                                 "EXPERIMENTAL for now.\n\n");
 519         } else if (strcmp(argv[0], "disconnect") == 0) {
 520                 if (argc != 2) {
 521                         fprintf(stderr, "Disconnect requires a service name or "
 522                                                         "path, see help\n");
 523                         error = -EINVAL;
 524                 } else
 525                         error = disconnect_service(connection,
 526                                                 strip_service_path(argv[1]));
 527                 if (error == 0)
 528                         printf("Disconnected from: %s\n",
 529                                                 strip_service_path(argv[1]));
 530         } else if (strcmp(argv[0], "scan") == 0) {
 531                 if (argc != 2) {
 532                         fprintf(stderr, "Scan requires a service name or path, "
 533                                                                 "see help\n");
 534                         error = -EINVAL;
 535                 }
 536                 message = get_message(connection, "GetTechnologies");
 537                 if (message == NULL)
 538                         error = -ENOMEM;
 539                 else
 540                         error = scan_technology(connection, message, argv[1]);
 541         } else if (strcmp(argv[0], "enable") == 0) {
 542                 if (argc != 2) {
 543                         fprintf(stderr, "Enable requires a technology name or "
 544                                 "the argument 'offlinemode', see help\n");
 545                         error = -EINVAL;
 546                 } else if (strcmp(argv[1], "offlinemode") == 0) {
 547                         error = set_manager(connection, "OfflineMode", TRUE);
 548                         if (error == 0)
 549                                 printf("OfflineMode is now enabled\n");
 550                 } else {
 551                         message = get_message(connection, "GetTechnologies");
 552                         if (message == NULL)
 553                                 error = -ENOMEM;
 554                         else
 555                                 error = set_technology(connection, message,
 556                                                 "Powered", argv[1], TRUE);
 557                         if (error == 0)
 558                                 printf("Enabled %s technology\n", argv[1]);
 559                 }
 560         } else if (strcmp(argv[0], "disable") == 0) {
 561                 if (argc != 2) {
 562                         fprintf(stderr, "Disable requires a technology name or "
 563                                 "the argument 'offlinemode' see help\n");
 564                         error = -EINVAL;
 565                 } else if (strcmp(argv[1], "offlinemode") == 0) {
 566                         error = set_manager(connection, "OfflineMode", FALSE);
 567                         if (error == 0)
 568                                 printf("OfflineMode is now disabled\n");
 569                 } else {
 570                         message = get_message(connection, "GetTechnologies");
 571                         if (message == NULL)
 572                                 error = -ENOMEM;
 573                         else
 574                                 error = set_technology(connection, message,
 575                                                 "Powered", argv[1], FALSE);
 576                         if (error == 0)
 577                                 printf("Disabled %s technology\n", argv[1]);
 578                 }
 579         } else
 580                 return -1;
 581
 582         if (message != NULL)
 583                 dbus_message_unref(message);
 584
 585         return error;
 586 }
 587
 588 int commands_options(DBusConnection *connection, char *argv[], int argc)
 589 {
 590         int error, c;
 591         int option_index = 0;
 592
 593         if (strcmp(argv[0], "monitor") == 0) {
 594                 if (argc > 2) {
 595                         fprintf(stderr, "Too many arguments for monitor, "
 596                                                                 "see help\n");
 597                         return -EINVAL;
 598                 }
 599                 if (argc < 2) {
 600                         error = monitor_connman(connection, "Service",
 601                                                         "PropertyChanged");
 602                         if (error != 0)
 603                                 return error;
 604                         error = monitor_connman(connection, "Technology",
 605                                                         "PropertyChanged");
 606                         if (error != 0)
 607                                 return error;
 608                         error = monitor_connman(connection, "Manager",
 609                                                         "PropertyChanged");
 610                         if (error != 0)
 611                                 return error;
 612                         error = monitor_connman(connection, "Manager",
 613                                                         "TechnologyAdded");
 614                         if (error != 0)
 615                                 return error;
 616                         error = monitor_connman(connection, "Manager",
 617                                                         "TechnologyRemoved");
 618                         if (error != 0)
 619                                 return error;
 620                         error = monitor_connman(connection, "Manager",
 621                                                         "ServicesChanged");
 622                         if (error != 0)
 623                                 return error;
 624                         if (dbus_connection_add_filter(connection,
 625                                         service_property_changed, NULL, NULL)
 626                                                                 == FALSE)
 627                                 return -ENOMEM;
 628                         if (dbus_connection_add_filter(connection,
 629                                         tech_property_changed, NULL, NULL)
 630                                                                 == FALSE)
 631                                 return -ENOMEM;
 632                         if (dbus_connection_add_filter(connection,
 633                                         tech_added_removed, NULL, NULL)
 634                                                                 == FALSE)
 635                                 return -ENOMEM;
 636                         if (dbus_connection_add_filter(connection,
 637                                         manager_property_changed, NULL, NULL)
 638                                                                 == FALSE)
 639                                 return -ENOMEM;
 640                         if (dbus_connection_add_filter(connection,
 641                                         manager_services_changed, NULL, NULL)
 642                                                                 == FALSE)
 643                                 return -ENOMEM;
 644                         printf("Now monitoring all interfaces.\n");
 645                 } else
 646                         while ((c = getopt_long(argc, argv, "", monitor_options,
 647                                                         &option_index))) {
 648                                 if (c == -1) {
 649                                         if (option_index == 0) {
 650                                                 printf("Monitor takes an "
 651                                                         "option, see help\n");
 652                                                 return -EINVAL;
 653                                         }
 654                                         break;
 655                                 }
 656                                 error = monitor_switch(argc, argv, c, connection);
 657                                 if (error != 0)
 658                                         return error;
 659                                 option_index++;
 660                         }
 661         } else
 662                 return -1;
 663         return 0;
 664 }