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         int err;
 228
 229         if (num > 2)
 230                 return -E2BIG;
 231
 232         if (num < 2)
 233                 return -EINVAL;
 234
 235         err = disconnect_service(connection, args[1]);
 236         if (err == 0)
 237                 printf("Disconnected\n");
 238
 239         return 0;
 240 }
 241
 242 static int cmd_config(char *args[], int num, struct option *options)
 243 {
 244         int res = 0, index = 2, oldindex = 0;
 245         int c;
 246         char *service_name;
 247         DBusMessage *message;
 248         char **opt_start;
 249         dbus_bool_t val;
 250
 251         service_name = args[1];
 252         if (service_name == NULL)
 253                 return -EINVAL;
 254
 255         while (index < num && args[index] != NULL) {
 256                 c = parse_args(args[index], options);
 257                 opt_start = &args[index + 1];
 258                 res = 0;
 259
 260                 message = get_message(connection, "GetServices");
 261                 if (message == NULL)
 262                         return -ENOMEM;
 263
 264                 oldindex = index;
 265
 266                 switch (c) {
 267                 case 'a':
 268                         switch (parse_boolean(*opt_start)) {
 269                         case 1:
 270                                 val = TRUE;
 271                                 break;
 272                         case 0:
 273                                 val = FALSE;
 274                                 break;
 275                         default:
 276                                 res = -EINVAL;
 277                                 break;
 278                         }
 279                         if (res == 0)
 280                                 res = set_service_property(connection, message,
 281                                                 service_name, "AutoConnect",
 282                                                 NULL, &val, 0);
 283                         break;
 284                 case 'i':
 285                         res = set_service_property(connection, message,
 286                                         service_name, "IPv4.Configuration",
 287                                         ipv4, opt_start, 0);
 288                         if (res < 0)
 289                                 index += 4;
 290                         break;
 291                 case 'v':
 292                         res = set_service_property(connection, message,
 293                                         service_name, "IPv6.Configuration",
 294                                         ipv6, opt_start, 0);
 295                         if (res < 0)
 296                                 index += 5;
 297                         break;
 298                 case 'n':
 299                         res = set_service_property(connection, message,
 300                                         service_name,
 301                                         "Nameservers.Configuration",
 302                                         NULL, opt_start, 0);
 303                         break;
 304                 case 't':
 305                         res = set_service_property(connection, message,
 306                                         service_name,
 307                                         "Timeservers.Configuration",
 308                                         NULL, opt_start, 0);
 309                         break;
 310                 case 'd':
 311                         res = set_service_property(connection, message,
 312                                         service_name,
 313                                         "Domains.Configuration",
 314                                         NULL, opt_start, 0);
 315                         break;
 316                 case 'x':
 317                         if (*opt_start == NULL) {
 318                                 res = -EINVAL;
 319                                 break;
 320                         }
 321
 322                         if (strcmp(*opt_start, "direct") == 0) {
 323                                 res = set_service_property(connection, message,
 324                                                 service_name,
 325                                                 "Proxy.Configuration",
 326                                                 proxy_simple, opt_start, 1);
 327                                 break;
 328                         }
 329
 330                         if (strcmp(*opt_start, "auto") == 0) {
 331                                 res = set_service_property(connection, message,
 332                                                 service_name,
 333                                                 "Proxy.Configuration",
 334                                                 proxy_simple, opt_start, 1);
 335                                 break;
 336                         }
 337
 338                         if (strcmp(*opt_start, "manual") == 0) {
 339                                         char **url_start = &args[index + 2];
 340
 341                                         if (*url_start != NULL &&
 342                                                 strcmp(*url_start,
 343                                                         "servers") == 0) {
 344                                                 url_start = &args[index + 3];
 345                                                 index++;
 346                                         }
 347                                         res = store_proxy_input(connection,
 348                                                         message, service_name,
 349                                                         0, url_start);
 350                         }
 351
 352                         break;
 353                 case 'r':
 354                         res = remove_service(connection, message, service_name);
 355                         break;
 356                 default:
 357                         res = -EINVAL;
 358                         break;
 359                 }
 360
 361                 dbus_message_unref(message);
 362
 363                 if (res < 0) {
 364                         printf("Error '%s': %s\n", args[oldindex],
 365                                         strerror(-res));
 366                 } else
 367                         index += res;
 368
 369                 index++;
 370         }
 371
 372         return 0;
 373 }
 374
 375 static int cmd_monitor(char *args[], int num, struct option *options)
 376 {
 377         return -1;
 378 }
 379
 380 static int cmd_exit(char *args[], int num, struct option *options)
 381 {
 382         return 0;
 383 }
 384
 385 static struct option service_options[] = {
 386         {"properties", required_argument, 0, 'p'},
 387         { NULL, }
 388 };
 389
 390 static const char *service_desc[] = {
 391         "[<service>]      (obsolete)",
 392         NULL
 393 };
 394
 395 static struct option config_options[] = {
 396         {"nameservers", required_argument, 0, 'n'},
 397         {"timeservers", required_argument, 0, 't'},
 398         {"domains", required_argument, 0, 'd'},
 399         {"ipv6", required_argument, 0, 'v'},
 400         {"proxy", required_argument, 0, 'x'},
 401         {"autoconnect", required_argument, 0, 'a'},
 402         {"ipv4", required_argument, 0, 'i'},
 403         {"remove", 0, 0, 'r'},
 404         { NULL, }
 405 };
 406
 407 static const char *config_desc[] = {
 408         "<dns1> [<dns2>] [<dns3>]",
 409         "<ntp1> [<ntp2>] [...]",
 410         "<domain1> [<domain2>] [...]",
 411         "off|auto|manual <address> <prefixlength> <gateway> <privacy>",
 412         "direct|auto <URL>|manual <URL1> [<URL2>] [...]\n"
 413         "                   [exclude <exclude1> [<exclude2>] [...]]",
 414         "yes|no",
 415         "off|dhcp|manual <address> <prefixlength> <gateway>",
 416         "                 Remove service",
 417         NULL
 418 };
 419
 420 static struct option monitor_options[] = {
 421         {"services", no_argument, 0, 's'},
 422         {"tech", no_argument, 0, 'c'},
 423         {"manager", no_argument, 0, 'm'},
 424         { NULL, }
 425 };
 426
 427 static const char *monitor_desc[] = {
 428         "                 Monitor only services",
 429         "                 Monitor only technologies",
 430         "                 Monitor only manager interface",
 431         NULL
 432 };
 433
 434 static const struct {
 435         const char *cmd;
 436         const char *argument;
 437         struct option *options;
 438         const char **options_desc;
 439         int (*func) (char *args[], int num, struct option *options);
 440         const char *desc;
 441 } cmd_table[] = {
 442         { "enable",       "<technology>|offline", NULL,    NULL,
 443           cmd_enable, "Enables given technology or offline mode" },
 444         { "disable",      "<technology>|offline", NULL,    NULL,
 445           cmd_disable, "Disables given technology or offline mode"},
 446         { "state",        NULL,           NULL,            NULL,
 447           cmd_state, "Shows if the system is online or offline" },
 448         { "services",     "[<service>]",  service_options, &service_desc[0],
 449           cmd_services, "Display services" },
 450         { "technologies", NULL,           NULL,            NULL,
 451           cmd_technologies, "Display technologies" },
 452         { "scan",         "<technology>", NULL,            NULL,
 453           cmd_scan, "Scans for new services for given technology" },
 454         { "connect",      "<service>",    NULL,            NULL,
 455           cmd_connect, "Connect a given service" },
 456         { "disconnect",   "<service>",    NULL,            NULL,
 457           cmd_disconnect, "Disconnect a given service" },
 458         { "config",       "<service>",    config_options,  &config_desc[0],
 459           cmd_config, "Set service configuration options" },
 460         { "monitor",      NULL,           monitor_options, &monitor_desc[0],
 461           cmd_monitor, "Monitor signals from interfaces" },
 462         { "help",         NULL,           NULL,            NULL,
 463           cmd_help, "Show help" },
 464         { "exit",         NULL,           NULL,            NULL,
 465           cmd_exit,       "Exit" },
 466         { "quit",         NULL,           NULL,            NULL,
 467           cmd_exit,       "Quit" },
 468         {  NULL, },
 469 };
 470
 471 static int cmd_help(char *args[], int num, struct option *options)
 472 {
 473         int i, j;
 474
 475         for (i = 0; cmd_table[i].cmd != NULL; i++) {
 476                 const char *cmd = cmd_table[i].cmd;
 477                 const char *argument = cmd_table[i].argument;
 478                 const char *desc = cmd_table[i].desc;
 479
 480                 printf("%-12s%-22s%s\n", cmd != NULL? cmd: "",
 481                                 argument != NULL? argument: "",
 482                                 desc != NULL? desc: "");
 483
 484                 if (cmd_table[i].options != NULL) {
 485                         for (j = 0; cmd_table[i].options[j].name != NULL;
 486                              j++) {
 487                                 const char *options_desc =
 488                                         cmd_table[i].options_desc != NULL ?
 489                                         cmd_table[i].options_desc[j]: "";
 490
 491                                 printf("   --%-12s%s\n",
 492                                                 cmd_table[i].options[j].name,
 493                                                 options_desc);
 494                         }
 495                 }
 496         }
 497
 498         return 0;
 499 }
 500
 501 int commands(DBusConnection *connection, char *argv[], int argc)
 502 {
 503         int i, result;
 504
 505         for (i = 0; cmd_table[i].cmd != NULL; i++) {
 506                 if (g_strcmp0(cmd_table[i].cmd, argv[0]) == 0 &&
 507                                 cmd_table[i].func != NULL) {
 508                         result = cmd_table[i].func(argv, argc,
 509                                         cmd_table[i].options);
 510                         if (result < 0)
 511                                 printf("Error '%s': %s\n", argv[0],
 512                                                 strerror(-result));
 513                         return 0;
 514                 }
 515         }
 516
 517         return -1;
 518 }
 519
 520 int commands_no_options(DBusConnection *connection, char *argv[], int argc)
 521 {
 522         DBusMessage *message = NULL;
 523         int error = 0;
 524
 525         if (strcmp(argv[0], "--help") == 0 || strcmp(argv[0], "help") == 0  ||
 526                                                 strcmp(argv[0], "h") == 0) {
 527                 printf("Usage: connmanctl [[command] [args]]\n");
 528                 cmd_help(NULL, 0, NULL);
 529                 printf("\nNote: arguments and output are considered "
 530                                 "EXPERIMENTAL for now.\n\n");
 531         } else if (strcmp(argv[0], "scan") == 0) {
 532                 if (argc != 2) {
 533                         fprintf(stderr, "Scan requires a service name or path, "
 534                                                                 "see help\n");
 535                         error = -EINVAL;
 536                 }
 537                 message = get_message(connection, "GetTechnologies");
 538                 if (message == NULL)
 539                         error = -ENOMEM;
 540                 else
 541                         error = scan_technology(connection, message, argv[1]);
 542         } else if (strcmp(argv[0], "enable") == 0) {
 543                 if (argc != 2) {
 544                         fprintf(stderr, "Enable requires a technology name or "
 545                                 "the argument 'offlinemode', see help\n");
 546                         error = -EINVAL;
 547                 } else if (strcmp(argv[1], "offlinemode") == 0) {
 548                         error = set_manager(connection, "OfflineMode", TRUE);
 549                         if (error == 0)
 550                                 printf("OfflineMode is now enabled\n");
 551                 } else {
 552                         message = get_message(connection, "GetTechnologies");
 553                         if (message == NULL)
 554                                 error = -ENOMEM;
 555                         else
 556                                 error = set_technology(connection, message,
 557                                                 "Powered", argv[1], TRUE);
 558                         if (error == 0)
 559                                 printf("Enabled %s technology\n", argv[1]);
 560                 }
 561         } else if (strcmp(argv[0], "disable") == 0) {
 562                 if (argc != 2) {
 563                         fprintf(stderr, "Disable requires a technology name or "
 564                                 "the argument 'offlinemode' see help\n");
 565                         error = -EINVAL;
 566                 } else if (strcmp(argv[1], "offlinemode") == 0) {
 567                         error = set_manager(connection, "OfflineMode", FALSE);
 568                         if (error == 0)
 569                                 printf("OfflineMode is now disabled\n");
 570                 } else {
 571                         message = get_message(connection, "GetTechnologies");
 572                         if (message == NULL)
 573                                 error = -ENOMEM;
 574                         else
 575                                 error = set_technology(connection, message,
 576                                                 "Powered", argv[1], FALSE);
 577                         if (error == 0)
 578                                 printf("Disabled %s technology\n", argv[1]);
 579                 }
 580         } else
 581                 return -1;
 582
 583         if (message != NULL)
 584                 dbus_message_unref(message);
 585
 586         return error;
 587 }
 588
 589 int commands_options(DBusConnection *connection, char *argv[], int argc)
 590 {
 591         int error, c;
 592         int option_index = 0;
 593
 594         if (strcmp(argv[0], "monitor") == 0) {
 595                 if (argc > 2) {
 596                         fprintf(stderr, "Too many arguments for monitor, "
 597                                                                 "see help\n");
 598                         return -EINVAL;
 599                 }
 600                 if (argc < 2) {
 601                         error = monitor_connman(connection, "Service",
 602                                                         "PropertyChanged");
 603                         if (error != 0)
 604                                 return error;
 605                         error = monitor_connman(connection, "Technology",
 606                                                         "PropertyChanged");
 607                         if (error != 0)
 608                                 return error;
 609                         error = monitor_connman(connection, "Manager",
 610                                                         "PropertyChanged");
 611                         if (error != 0)
 612                                 return error;
 613                         error = monitor_connman(connection, "Manager",
 614                                                         "TechnologyAdded");
 615                         if (error != 0)
 616                                 return error;
 617                         error = monitor_connman(connection, "Manager",
 618                                                         "TechnologyRemoved");
 619                         if (error != 0)
 620                                 return error;
 621                         error = monitor_connman(connection, "Manager",
 622                                                         "ServicesChanged");
 623                         if (error != 0)
 624                                 return error;
 625                         if (dbus_connection_add_filter(connection,
 626                                         service_property_changed, NULL, NULL)
 627                                                                 == FALSE)
 628                                 return -ENOMEM;
 629                         if (dbus_connection_add_filter(connection,
 630                                         tech_property_changed, NULL, NULL)
 631                                                                 == FALSE)
 632                                 return -ENOMEM;
 633                         if (dbus_connection_add_filter(connection,
 634                                         tech_added_removed, NULL, NULL)
 635                                                                 == FALSE)
 636                                 return -ENOMEM;
 637                         if (dbus_connection_add_filter(connection,
 638                                         manager_property_changed, NULL, NULL)
 639                                                                 == FALSE)
 640                                 return -ENOMEM;
 641                         if (dbus_connection_add_filter(connection,
 642                                         manager_services_changed, NULL, NULL)
 643                                                                 == FALSE)
 644                                 return -ENOMEM;
 645                         printf("Now monitoring all interfaces.\n");
 646                 } else
 647                         while ((c = getopt_long(argc, argv, "", monitor_options,
 648                                                         &option_index))) {
 649                                 if (c == -1) {
 650                                         if (option_index == 0) {
 651                                                 printf("Monitor takes an "
 652                                                         "option, see help\n");
 653                                                 return -EINVAL;
 654                                         }
 655                                         break;
 656                                 }
 657                                 error = monitor_switch(argc, argv, c, connection);
 658                                 if (error != 0)
 659                                         return error;
 660                                 option_index++;
 661                         }
 662         } else
 663                 return -1;
 664         return 0;
 665 }