cfgfile.c 38.5 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12
/* Icecast
 *
 * This program is distributed under the GNU General Public License, version 2.
 * A copy of this license is included with this source.
 *
 * Copyright 2000-2004, Jack Moffitt <jack@xiph.org, 
 *                      Michael Smith <msmith@xiph.org>,
 *                      oddsock <oddsock@xiph.org>,
 *                      Karl Heyes <karl@xiph.org>
 *                      and others (see AUTHORS for details).
 */

13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <libxml/xmlmemory.h>
#include <libxml/parser.h>

#include "thread/thread.h"
#include "cfgfile.h"
#include "refbuf.h"
#include "client.h"
#include "logging.h" 

#define CATMODULE "CONFIG"
#define CONFIG_DEFAULT_LOCATION "Earth"
#define CONFIG_DEFAULT_ADMIN "icemaster@localhost"
#define CONFIG_DEFAULT_CLIENT_LIMIT 256
#define CONFIG_DEFAULT_SOURCE_LIMIT 16
#define CONFIG_DEFAULT_QUEUE_SIZE_LIMIT (100*1024)
35
#define CONFIG_DEFAULT_BURST_SIZE (64*1024)
36 37 38 39 40 41
#define CONFIG_DEFAULT_THREADPOOL_SIZE 4
#define CONFIG_DEFAULT_CLIENT_TIMEOUT 30
#define CONFIG_DEFAULT_HEADER_TIMEOUT 15
#define CONFIG_DEFAULT_SOURCE_TIMEOUT 10
#define CONFIG_DEFAULT_SOURCE_PASSWORD "changeme"
#define CONFIG_DEFAULT_RELAY_PASSWORD "changeme"
42
#define CONFIG_DEFAULT_MASTER_USERNAME "relay"
43
#define CONFIG_DEFAULT_SHOUTCAST_MOUNT "/stream"
44 45 46 47
#define CONFIG_DEFAULT_ICE_LOGIN 0
#define CONFIG_DEFAULT_FILESERVE 1
#define CONFIG_DEFAULT_TOUCH_FREQ 5
#define CONFIG_DEFAULT_HOSTNAME "localhost"
48
#define CONFIG_DEFAULT_PLAYLIST_LOG NULL
49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91
#define CONFIG_DEFAULT_ACCESS_LOG "access.log"
#define CONFIG_DEFAULT_ERROR_LOG "error.log"
#define CONFIG_DEFAULT_LOG_LEVEL 4
#define CONFIG_DEFAULT_CHROOT 0
#define CONFIG_DEFAULT_CHUID 0
#define CONFIG_DEFAULT_USER NULL
#define CONFIG_DEFAULT_GROUP NULL
#define CONFIG_MASTER_UPDATE_INTERVAL 120
#define CONFIG_YP_URL_TIMEOUT 10

#ifndef _WIN32
#define CONFIG_DEFAULT_BASE_DIR "/usr/local/icecast"
#define CONFIG_DEFAULT_LOG_DIR "/usr/local/icecast/logs"
#define CONFIG_DEFAULT_WEBROOT_DIR "/usr/local/icecast/webroot"
#define CONFIG_DEFAULT_ADMINROOT_DIR "/usr/local/icecast/admin"
#else
#define CONFIG_DEFAULT_BASE_DIR ".\\"
#define CONFIG_DEFAULT_LOG_DIR ".\\logs"
#define CONFIG_DEFAULT_WEBROOT_DIR ".\\webroot"
#define CONFIG_DEFAULT_ADMINROOT_DIR ".\\admin"
#endif

static ice_config_t _current_configuration;
static ice_config_locks _locks;

static void _set_defaults(ice_config_t *c);
static void _parse_root(xmlDocPtr doc, xmlNodePtr node, ice_config_t *c);
static void _parse_limits(xmlDocPtr doc, xmlNodePtr node, ice_config_t *c);
static void _parse_directory(xmlDocPtr doc, xmlNodePtr node, ice_config_t *c);
static void _parse_paths(xmlDocPtr doc, xmlNodePtr node, ice_config_t *c);
static void _parse_logging(xmlDocPtr doc, xmlNodePtr node, ice_config_t *c);
static void _parse_security(xmlDocPtr doc, xmlNodePtr node, ice_config_t *c);
static void _parse_authentication(xmlDocPtr doc, xmlNodePtr node, 
        ice_config_t *c);
static void _parse_relay(xmlDocPtr doc, xmlNodePtr node, ice_config_t *c);
static void _parse_mount(xmlDocPtr doc, xmlNodePtr node, ice_config_t *c);
static void _parse_listen_socket(xmlDocPtr doc, xmlNodePtr node, 
        ice_config_t *c);
static void _add_server(xmlDocPtr doc, xmlNodePtr node, ice_config_t *c);

static void create_locks() {
    thread_mutex_create(&_locks.relay_lock);
    thread_mutex_create(&_locks.mounts_lock);
92
    thread_rwlock_create(&_locks.config_lock);
93 94 95 96 97
}

static void release_locks() {
    thread_mutex_destroy(&_locks.relay_lock);
    thread_mutex_destroy(&_locks.mounts_lock);
98
    thread_rwlock_destroy(&_locks.config_lock);
99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124
}

void config_initialize(void) {
    create_locks();
}

void config_shutdown(void) {
    config_get_config();
    config_clear(&_current_configuration);
    config_release_config();
    release_locks();
}

void config_init_configuration(ice_config_t *configuration)
{
    memset(configuration, 0, sizeof(ice_config_t));
    _set_defaults(configuration);
}

void config_clear(ice_config_t *c)
{
    ice_config_dir_t *dirnode, *nextdirnode;
    relay_server *relay, *nextrelay;
    mount_proxy *mount, *nextmount;
    aliases *alias, *nextalias;
    int i;
125
    config_options_t *option;
126 127 128 129 130 131 132 133 134 135 136 137 138 139

    if (c->config_filename)
        free(c->config_filename);

    if (c->location && c->location != CONFIG_DEFAULT_LOCATION) 
        xmlFree(c->location);
    if (c->admin && c->admin != CONFIG_DEFAULT_ADMIN) 
        xmlFree(c->admin);
    if (c->source_password && c->source_password != CONFIG_DEFAULT_SOURCE_PASSWORD)
        xmlFree(c->source_password);
    if (c->admin_username)
        xmlFree(c->admin_username);
    if (c->admin_password)
        xmlFree(c->admin_password);
140 141 142 143
    if (c->relay_username)
        xmlFree(c->relay_username);
    if (c->relay_password)
        xmlFree(c->relay_password);
144 145 146 147 148 149 150 151 152 153
    if (c->hostname && c->hostname != CONFIG_DEFAULT_HOSTNAME) 
        xmlFree(c->hostname);
    if (c->base_dir && c->base_dir != CONFIG_DEFAULT_BASE_DIR) 
        xmlFree(c->base_dir);
    if (c->log_dir && c->log_dir != CONFIG_DEFAULT_LOG_DIR) 
        xmlFree(c->log_dir);
    if (c->webroot_dir && c->webroot_dir != CONFIG_DEFAULT_WEBROOT_DIR)
        xmlFree(c->webroot_dir);
    if (c->adminroot_dir && c->adminroot_dir != CONFIG_DEFAULT_ADMINROOT_DIR)
        xmlFree(c->adminroot_dir);
Karl Heyes's avatar
Karl Heyes committed
154
    if (c->pidfile)
155
        xmlFree(c->pidfile);
156 157
    if (c->playlist_log && c->playlist_log != CONFIG_DEFAULT_PLAYLIST_LOG) 
        xmlFree(c->playlist_log);
158 159 160 161
    if (c->access_log && c->access_log != CONFIG_DEFAULT_ACCESS_LOG) 
        xmlFree(c->access_log);
    if (c->error_log && c->error_log != CONFIG_DEFAULT_ERROR_LOG) 
        xmlFree(c->error_log);
162 163
    if (c->shoutcast_mount && c->shoutcast_mount != CONFIG_DEFAULT_SHOUTCAST_MOUNT)
        xmlFree(c->shoutcast_mount);
164 165 166 167
    for(i=0; i < MAX_LISTEN_SOCKETS; i++) {
        if (c->listeners[i].bind_address) xmlFree(c->listeners[i].bind_address);
    }
    if (c->master_server) xmlFree(c->master_server);
168
    if (c->master_username) xmlFree(c->master_username);
169 170 171 172 173 174 175 176 177 178
    if (c->master_password) xmlFree(c->master_password);
    if (c->user) xmlFree(c->user);
    if (c->group) xmlFree(c->group);

    thread_mutex_lock(&(_locks.relay_lock));
    relay = c->relay;
    while(relay) {
        nextrelay = relay->next;
        xmlFree(relay->server);
        xmlFree(relay->mount);
Karl Heyes's avatar
Karl Heyes committed
179
        xmlFree(relay->localmount);
180 181 182 183 184 185 186 187 188 189 190 191 192 193
        free(relay);
        relay = nextrelay;
    }
    thread_mutex_unlock(&(_locks.relay_lock));

    thread_mutex_lock(&(_locks.mounts_lock));
    mount = c->mounts;
    while(mount) {
        nextmount = mount->next;
        xmlFree(mount->mountname);
        xmlFree(mount->username);
        xmlFree(mount->password);
        xmlFree(mount->dumpfile);
        xmlFree(mount->fallback_mount);
194 195 196
        if (mount->cluster_password) {
            xmlFree(mount->cluster_password);
        }
Michael Smith's avatar
Michael Smith committed
197 198

        xmlFree(mount->auth_type);
199
        option = mount->auth_options;
Michael Smith's avatar
Michael Smith committed
200 201 202 203 204 205 206 207
        while(option) {
            config_options_t *nextopt = option->next;
            xmlFree(option->name);
            xmlFree(option->value);
            free(option);
            option = nextopt;
        }

208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229
        free(mount);
        mount = nextmount;
    }
    thread_mutex_unlock(&(_locks.mounts_lock));

    alias = c->aliases;
    while(alias) {
        nextalias = alias->next;
        xmlFree(alias->source);
        xmlFree(alias->destination);
        xmlFree(alias->bind_address);
        free(alias);
        alias = nextalias;
    }

    dirnode = c->dir_list;
    while(dirnode) {
        nextdirnode = dirnode->next;
        xmlFree(dirnode->host);
        free(dirnode);
        dirnode = nextdirnode;
    }
230
#ifdef USE_YP
Karl Heyes's avatar
Karl Heyes committed
231
    i = 0;
232
    while (i < c->num_yp_directories)
Karl Heyes's avatar
Karl Heyes committed
233 234 235 236 237
    {
        xmlFree (c->yp_url[i]);
        i++;
    }
#endif
238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296

    memset(c, 0, sizeof(ice_config_t));
}

int config_initial_parse_file(const char *filename)
{
    /* Since we're already pointing at it, we don't need to copy it in place */
    return config_parse_file(filename, &_current_configuration);
}

int config_parse_file(const char *filename, ice_config_t *configuration)
{
    xmlDocPtr doc;
    xmlNodePtr node;

    if (filename == NULL || strcmp(filename, "") == 0) return CONFIG_EINSANE;
    
    xmlInitParser();
    doc = xmlParseFile(filename);
    if (doc == NULL) {
        return CONFIG_EPARSE;
    }

    node = xmlDocGetRootElement(doc);
    if (node == NULL) {
        xmlFreeDoc(doc);
        xmlCleanupParser();
        return CONFIG_ENOROOT;
    }

    if (strcmp(node->name, "icecast") != 0) {
        xmlFreeDoc(doc);
        xmlCleanupParser();
        return CONFIG_EBADROOT;
    }

    config_init_configuration(configuration);

    configuration->config_filename = (char *)strdup(filename);

    _parse_root(doc, node->xmlChildrenNode, configuration);

    xmlFreeDoc(doc);

    return 0;
}

int config_parse_cmdline(int arg, char **argv)
{
    return 0;
}

ice_config_locks *config_locks(void)
{
    return &_locks;
}

void config_release_config(void)
{
297
    thread_rwlock_unlock(&(_locks.config_lock));
298 299 300 301
}

ice_config_t *config_get_config(void)
{
302 303 304 305 306 307 308
    thread_rwlock_rlock(&(_locks.config_lock));
    return &_current_configuration;
}

ice_config_t *config_grab_config(void)
{
    thread_rwlock_wlock(&(_locks.config_lock));
309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333
    return &_current_configuration;
}

/* MUST be called with the lock held! */
void config_set_config(ice_config_t *config) {
    memcpy(&_current_configuration, config, sizeof(ice_config_t));
}

ice_config_t *config_get_config_unlocked(void)
{
    return &_current_configuration;
}

static void _set_defaults(ice_config_t *configuration)
{
    configuration->location = CONFIG_DEFAULT_LOCATION;
    configuration->admin = CONFIG_DEFAULT_ADMIN;
    configuration->client_limit = CONFIG_DEFAULT_CLIENT_LIMIT;
    configuration->source_limit = CONFIG_DEFAULT_SOURCE_LIMIT;
    configuration->queue_size_limit = CONFIG_DEFAULT_QUEUE_SIZE_LIMIT;
    configuration->threadpool_size = CONFIG_DEFAULT_THREADPOOL_SIZE;
    configuration->client_timeout = CONFIG_DEFAULT_CLIENT_TIMEOUT;
    configuration->header_timeout = CONFIG_DEFAULT_HEADER_TIMEOUT;
    configuration->source_timeout = CONFIG_DEFAULT_SOURCE_TIMEOUT;
    configuration->source_password = CONFIG_DEFAULT_SOURCE_PASSWORD;
334
    configuration->shoutcast_mount = CONFIG_DEFAULT_SHOUTCAST_MOUNT;
335 336 337 338 339 340 341 342
    configuration->ice_login = CONFIG_DEFAULT_ICE_LOGIN;
    configuration->fileserve = CONFIG_DEFAULT_FILESERVE;
    configuration->touch_interval = CONFIG_DEFAULT_TOUCH_FREQ;
    configuration->dir_list = NULL;
    configuration->hostname = CONFIG_DEFAULT_HOSTNAME;
    configuration->port = 0;
    configuration->listeners[0].port = 0;
    configuration->listeners[0].bind_address = NULL;
343
    configuration->listeners[0].shoutcast_compat = 0;
344 345 346
    configuration->master_server = NULL;
    configuration->master_server_port = 0;
    configuration->master_update_interval = CONFIG_MASTER_UPDATE_INTERVAL;
347
    configuration->master_username = xmlStrdup (CONFIG_DEFAULT_MASTER_USERNAME);
348 349 350 351 352
    configuration->master_password = NULL;
    configuration->base_dir = CONFIG_DEFAULT_BASE_DIR;
    configuration->log_dir = CONFIG_DEFAULT_LOG_DIR;
    configuration->webroot_dir = CONFIG_DEFAULT_WEBROOT_DIR;
    configuration->adminroot_dir = CONFIG_DEFAULT_ADMINROOT_DIR;
353
    configuration->playlist_log = CONFIG_DEFAULT_PLAYLIST_LOG;
354 355 356 357 358 359 360 361
    configuration->access_log = CONFIG_DEFAULT_ACCESS_LOG;
    configuration->error_log = CONFIG_DEFAULT_ERROR_LOG;
    configuration->loglevel = CONFIG_DEFAULT_LOG_LEVEL;
    configuration->chroot = CONFIG_DEFAULT_CHROOT;
    configuration->chuid = CONFIG_DEFAULT_CHUID;
    configuration->user = CONFIG_DEFAULT_USER;
    configuration->group = CONFIG_DEFAULT_GROUP;
    configuration->num_yp_directories = 0;
362
    configuration->relay_username = xmlStrdup (CONFIG_DEFAULT_MASTER_USERNAME);
363
    configuration->relay_password = NULL;
Karl Heyes's avatar
Karl Heyes committed
364
    /* default to a typical prebuffer size used by clients */
365
    configuration->burst_size = CONFIG_DEFAULT_BURST_SIZE;
366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420
}

static void _parse_root(xmlDocPtr doc, xmlNodePtr node, 
        ice_config_t *configuration)
{
    char *tmp;

    do {
        if (node == NULL) break;
        if (xmlIsBlankNode(node)) continue;

        if (strcmp(node->name, "location") == 0) {
            if (configuration->location && configuration->location != CONFIG_DEFAULT_LOCATION) xmlFree(configuration->location);
            configuration->location = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
        } else if (strcmp(node->name, "admin") == 0) {
            if (configuration->admin && configuration->admin != CONFIG_DEFAULT_ADMIN) xmlFree(configuration->admin);
            configuration->admin = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
        } else if(strcmp(node->name, "authentication") == 0) {
            _parse_authentication(doc, node->xmlChildrenNode, configuration);
        } else if (strcmp(node->name, "source-password") == 0) {
            /* TODO: This is the backwards-compatibility location */
            char *mount, *pass;
            if ((mount = (char *)xmlGetProp(node, "mount")) != NULL) {
                pass = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
                /* FIXME: This is a placeholder for per-mount passwords */
            }
            else {
                if (configuration->source_password && configuration->source_password != CONFIG_DEFAULT_SOURCE_PASSWORD) xmlFree(configuration->source_password);
                configuration->source_password = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            }
        } else if (strcmp(node->name, "icelogin") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            configuration->ice_login = atoi(tmp);
            if (tmp) xmlFree(tmp);
        } else if (strcmp(node->name, "fileserve") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            configuration->fileserve = atoi(tmp);
            if (tmp) xmlFree(tmp);
        } else if (strcmp(node->name, "hostname") == 0) {
            if (configuration->hostname && configuration->hostname != CONFIG_DEFAULT_HOSTNAME) xmlFree(configuration->hostname);
            configuration->hostname = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
        } else if (strcmp(node->name, "listen-socket") == 0) {
            _parse_listen_socket(doc, node->xmlChildrenNode, configuration);
        } else if (strcmp(node->name, "port") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            configuration->port = atoi(tmp);
            configuration->listeners[0].port = atoi(tmp);
            if (tmp) xmlFree(tmp);
        } else if (strcmp(node->name, "bind-address") == 0) {
            if (configuration->listeners[0].bind_address) 
                xmlFree(configuration->listeners[0].bind_address);
            configuration->listeners[0].bind_address = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
        } else if (strcmp(node->name, "master-server") == 0) {
            if (configuration->master_server) xmlFree(configuration->master_server);
            configuration->master_server = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
421 422 423
        } else if (strcmp(node->name, "master-username") == 0) {
            if (configuration->master_username) xmlFree(configuration->master_username);
            configuration->master_username = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
424 425 426 427 428 429
        } else if (strcmp(node->name, "master-password") == 0) {
            if (configuration->master_password) xmlFree(configuration->master_password);
            configuration->master_password = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
        } else if (strcmp(node->name, "master-server-port") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            configuration->master_server_port = atoi(tmp);
430
            xmlFree (tmp);
431 432 433
        } else if (strcmp(node->name, "master-update-interval") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            configuration->master_update_interval = atoi(tmp);
434
            xmlFree (tmp);
435 436 437 438 439
        } else if (strcmp(node->name, "shoutcast-mount") == 0) {
            if (configuration->shoutcast_mount &&
                    configuration->shoutcast_mount != CONFIG_DEFAULT_SHOUTCAST_MOUNT)
                xmlFree(configuration->shoutcast_mount);
            configuration->shoutcast_mount = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494
        } else if (strcmp(node->name, "limits") == 0) {
            _parse_limits(doc, node->xmlChildrenNode, configuration);
        } else if (strcmp(node->name, "relay") == 0) {
            _parse_relay(doc, node->xmlChildrenNode, configuration);
        } else if (strcmp(node->name, "mount") == 0) {
            _parse_mount(doc, node->xmlChildrenNode, configuration);
        } else if (strcmp(node->name, "directory") == 0) {
            _parse_directory(doc, node->xmlChildrenNode, configuration);
        } else if (strcmp(node->name, "paths") == 0) {
            _parse_paths(doc, node->xmlChildrenNode, configuration);
        } else if (strcmp(node->name, "logging") == 0) {
            _parse_logging(doc, node->xmlChildrenNode, configuration);
        } else if (strcmp(node->name, "security") == 0) {
            _parse_security(doc, node->xmlChildrenNode, configuration);
        }
    } while ((node = node->next));
}

static void _parse_limits(xmlDocPtr doc, xmlNodePtr node, 
        ice_config_t *configuration)
{
    char *tmp;

    do {
        if (node == NULL) break;
        if (xmlIsBlankNode(node)) continue;

        if (strcmp(node->name, "clients") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            configuration->client_limit = atoi(tmp);
            if (tmp) xmlFree(tmp);
        } else if (strcmp(node->name, "sources") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            configuration->source_limit = atoi(tmp);
            if (tmp) xmlFree(tmp);
        } else if (strcmp(node->name, "queue-size") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            configuration->queue_size_limit = atoi(tmp);
            if (tmp) xmlFree(tmp);
        } else if (strcmp(node->name, "threadpool") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            configuration->threadpool_size = atoi(tmp);
            if (tmp) xmlFree(tmp);
        } else if (strcmp(node->name, "client-timeout") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            configuration->client_timeout = atoi(tmp);
            if (tmp) xmlFree(tmp);
        } else if (strcmp(node->name, "header-timeout") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            configuration->header_timeout = atoi(tmp);
            if (tmp) xmlFree(tmp);
        } else if (strcmp(node->name, "source-timeout") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            configuration->source_timeout = atoi(tmp);
            if (tmp) xmlFree(tmp);
495 496
        } else if (strcmp(node->name, "burst-on-connect") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
Karl Heyes's avatar
Karl Heyes committed
497 498 499 500 501 502
            if (atoi(tmp) == 0)
                configuration->burst_size = 0;
            if (tmp) xmlFree(tmp);
        } else if (strcmp(node->name, "burst-size") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            configuration->burst_size = atoi(tmp);
503
            if (tmp) xmlFree(tmp);
504 505 506 507 508 509 510 511 512 513 514
        }
    } while ((node = node->next));
}

static void _parse_mount(xmlDocPtr doc, xmlNodePtr node, 
        ice_config_t *configuration)
{
    char *tmp;
    mount_proxy *mount = calloc(1, sizeof(mount_proxy));
    mount_proxy *current = configuration->mounts;
    mount_proxy *last=NULL;
515 516
    xmlNodePtr option;
    config_options_t *last_option;
517 518 519 520 521 522 523 524 525 526 527
    
    while(current) {
        last = current;
        current = current->next;
    }

    if(last)
        last->next = mount;
    else
        configuration->mounts = mount;

Karl Heyes's avatar
Karl Heyes committed
528
    /* default <mount> settings */
529
    mount->max_listeners = -1;
Karl Heyes's avatar
Karl Heyes committed
530
    mount->burst_size = -1;
531
    mount->mp3_meta_interval = -1;
532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562
    mount->next = NULL;

    do {
        if (node == NULL) break;
        if (xmlIsBlankNode(node)) continue;

        if (strcmp(node->name, "mount-name") == 0) {
            mount->mountname = (char *)xmlNodeListGetString(
                    doc, node->xmlChildrenNode, 1);
        }
        else if (strcmp(node->name, "username") == 0) {
            mount->username = (char *)xmlNodeListGetString(
                    doc, node->xmlChildrenNode, 1);
        }
        else if (strcmp(node->name, "password") == 0) {
            mount->password = (char *)xmlNodeListGetString(
                    doc, node->xmlChildrenNode, 1);
        }
        else if (strcmp(node->name, "dump-file") == 0) {
            mount->dumpfile = (char *)xmlNodeListGetString(
                    doc, node->xmlChildrenNode, 1);
        }
        else if (strcmp(node->name, "fallback-mount") == 0) {
            mount->fallback_mount = (char *)xmlNodeListGetString(
                    doc, node->xmlChildrenNode, 1);
        }
        else if (strcmp(node->name, "max-listeners") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            mount->max_listeners = atoi(tmp);
            if(tmp) xmlFree(tmp);
        }
563 564 565 566 567
        else if (strcmp(node->name, "mp3-metadata-interval") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            mount->mp3_meta_interval = atoi(tmp);
            if(tmp) xmlFree(tmp);
        }
Michael Smith's avatar
Michael Smith committed
568 569 570 571 572 573 574 575 576 577
        else if (strcmp(node->name, "fallback-override") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            mount->fallback_override = atoi(tmp);
            if(tmp) xmlFree(tmp);
        }
        else if (strcmp(node->name, "no-mount") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            mount->no_mount = atoi(tmp);
            if(tmp) xmlFree(tmp);
        }
Karl Heyes's avatar
Karl Heyes committed
578 579 580 581 582
        else if (strcmp(node->name, "no-yp") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            mount->no_yp = atoi(tmp);
            if(tmp) xmlFree(tmp);
        }
583 584 585 586 587
        else if (strcmp(node->name, "hidden") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            mount->hidden = atoi(tmp);
            if(tmp) xmlFree(tmp);
        }
Michael Smith's avatar
Michael Smith committed
588 589
        else if (strcmp(node->name, "authentication") == 0) {
            mount->auth_type = xmlGetProp(node, "type");
590 591
            option = node->xmlChildrenNode;
            last_option = NULL;
Michael Smith's avatar
Michael Smith committed
592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607
            while(option != NULL) {
                if(strcmp(option->name, "option") == 0) {
                    config_options_t *opt = malloc(sizeof(config_options_t));
                    opt->name = xmlGetProp(option, "name");
                    if(!opt->name) {
                        free(opt);
                        option = option->next;
                        continue;
                    }
                    opt->value = xmlGetProp(option, "value");
                    if(!opt->value) {
                        free(opt->name);
                        free(opt);
                        option = option->next;
                        continue;
                    }
608
                    opt->next = NULL;
Michael Smith's avatar
Michael Smith committed
609

610 611
                    if(last_option)
                        last_option->next = opt;
Michael Smith's avatar
Michael Smith committed
612 613
                    else
                        mount->auth_options = opt;
614
                    last_option = opt;
Michael Smith's avatar
Michael Smith committed
615 616 617 618
                }
                option = option->next;
            }
        }
619 620 621 622 623 624 625 626 627 628 629 630
        else if (strcmp(node->name, "queue-size") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            mount->queue_size_limit = atoi (tmp);
            if(tmp) xmlFree(tmp);
        }
        else if (strcmp(node->name, "source-timeout") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            if (tmp)
            {
                mount->source_timeout = atoi (tmp);
                xmlFree(tmp);
            }
Karl Heyes's avatar
Karl Heyes committed
631 632 633 634
        } else if (strcmp(node->name, "burst-size") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            mount->burst_size = atoi(tmp);
            if (tmp) xmlFree(tmp);
635 636 637
        } else if (strcmp(node->name, "cluster-password") == 0) {
            mount->cluster_password = (char *)xmlNodeListGetString(
                    doc, node->xmlChildrenNode, 1);
638
        }
639 640 641 642 643 644 645 646 647 648
    } while ((node = node->next));
}

static void _parse_relay(xmlDocPtr doc, xmlNodePtr node,
        ice_config_t *configuration)
{
    char *tmp;
    relay_server *relay = calloc(1, sizeof(relay_server));
    relay_server *current = configuration->relay;
    relay_server *last=NULL;
649

650 651 652 653 654 655 656 657 658 659 660
    while(current) {
        last = current;
        current = current->next;
    }

    if(last)
        last->next = relay;
    else
        configuration->relay = relay;

    relay->next = NULL;
661
    relay->mp3metadata = 1;
662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688

    do {
        if (node == NULL) break;
        if (xmlIsBlankNode(node)) continue;

        if (strcmp(node->name, "server") == 0) {
            relay->server = (char *)xmlNodeListGetString(
                    doc, node->xmlChildrenNode, 1);
        }
        else if (strcmp(node->name, "port") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            relay->port = atoi(tmp);
            if(tmp) xmlFree(tmp);
        }
        else if (strcmp(node->name, "mount") == 0) {
            relay->mount = (char *)xmlNodeListGetString(
                    doc, node->xmlChildrenNode, 1);
        }
        else if (strcmp(node->name, "local-mount") == 0) {
            relay->localmount = (char *)xmlNodeListGetString(
                    doc, node->xmlChildrenNode, 1);
        }
        else if (strcmp(node->name, "relay-shoutcast-metadata") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            relay->mp3metadata = atoi(tmp);
            if(tmp) xmlFree(tmp);
        }
689 690 691 692 693 694 695 696
        else if (strcmp(node->name, "username") == 0) {
            relay->username = (char *)xmlNodeListGetString(doc,
                    node->xmlChildrenNode, 1);
        }
        else if (strcmp(node->name, "password") == 0) {
            relay->password = (char *)xmlNodeListGetString(doc,
                    node->xmlChildrenNode, 1);
        }
697
    } while ((node = node->next));
Karl Heyes's avatar
Karl Heyes committed
698 699
    if (relay->localmount == NULL)
        relay->localmount = xmlStrdup (relay->mount);
700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726
}

static void _parse_listen_socket(xmlDocPtr doc, xmlNodePtr node,
        ice_config_t *configuration)
{
    listener_t *listener = NULL;
    int i;
    char *tmp;

    for(i=0; i < MAX_LISTEN_SOCKETS; i++) {
        if(configuration->listeners[i].port <= 0) {
            listener = &(configuration->listeners[i]);
            break;
        }
    }

    do {
        if (node == NULL) break;
        if (xmlIsBlankNode(node)) continue;

        if (strcmp(node->name, "port") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            if(configuration->port == 0)
                configuration->port = atoi(tmp);
            listener->port = atoi(tmp);
            if(tmp) xmlFree(tmp);
        }
727 728 729 730 731
        else if (strcmp(node->name, "shoutcast-compat") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            listener->shoutcast_compat = atoi(tmp);
            if(tmp) xmlFree(tmp);
        }
732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769
        else if (strcmp(node->name, "bind-address") == 0) {
            listener->bind_address = (char *)xmlNodeListGetString(doc, 
                    node->xmlChildrenNode, 1);
        }
    } while ((node = node->next));
}

static void _parse_authentication(xmlDocPtr doc, xmlNodePtr node,
        ice_config_t *configuration)
{
    do {
        if (node == NULL) break;
        if (xmlIsBlankNode(node)) continue;

        if (strcmp(node->name, "source-password") == 0) {
            char *mount, *pass;
            if ((mount = (char *)xmlGetProp(node, "mount")) != NULL) {
                pass = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
                /* FIXME: This is a placeholder for per-mount passwords */
            }
            else {
                if (configuration->source_password && 
                        configuration->source_password != 
                        CONFIG_DEFAULT_SOURCE_PASSWORD) 
                    xmlFree(configuration->source_password);
                configuration->source_password = 
                    (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            }
        } else if (strcmp(node->name, "admin-password") == 0) {
            if(configuration->admin_password)
                xmlFree(configuration->admin_password);
            configuration->admin_password =
                (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
        } else if (strcmp(node->name, "admin-user") == 0) {
            if(configuration->admin_username)
                xmlFree(configuration->admin_username);
            configuration->admin_username =
                (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
770 771 772 773 774 775 776 777 778 779
        } else if (strcmp(node->name, "relay-password") == 0) {
            if(configuration->relay_password)
                xmlFree(configuration->relay_password);
            configuration->relay_password =
                (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
        } else if (strcmp(node->name, "relay-user") == 0) {
            if(configuration->relay_username)
                xmlFree(configuration->relay_username);
            configuration->relay_username =
                (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805
        }
    } while ((node = node->next));
}

static void _parse_directory(xmlDocPtr doc, xmlNodePtr node,
        ice_config_t *configuration)
{
    char *tmp;

    if (configuration->num_yp_directories >= MAX_YP_DIRECTORIES) {
        ERROR0("Maximum number of yp directories exceeded!");
        return;
    }
    do {
        if (node == NULL) break;
        if (xmlIsBlankNode(node)) continue;

        if (strcmp(node->name, "yp-url") == 0) {
            if (configuration->yp_url[configuration->num_yp_directories]) 
                xmlFree(configuration->yp_url[configuration->num_yp_directories]);
            configuration->yp_url[configuration->num_yp_directories] = 
                (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
        } else if (strcmp(node->name, "yp-url-timeout") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            configuration->yp_url_timeout[configuration->num_yp_directories] = 
                atoi(tmp);
Karl Heyes's avatar
Karl Heyes committed
806
            if (tmp) xmlFree(tmp);
807 808 809 810
        } else if (strcmp(node->name, "server") == 0) {
            _add_server(doc, node->xmlChildrenNode, configuration);
        } else if (strcmp(node->name, "touch-interval") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
811 812
            configuration->yp_touch_interval[configuration->num_yp_directories] =
                atoi(tmp);
813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834
            if (tmp) xmlFree(tmp);
        }
    } while ((node = node->next));
    configuration->num_yp_directories++;
}

static void _parse_paths(xmlDocPtr doc, xmlNodePtr node,
        ice_config_t *configuration)
{
    char *temp;
    aliases *alias, *current, *last;

    do {
        if (node == NULL) break;
        if (xmlIsBlankNode(node)) continue;

        if (strcmp(node->name, "basedir") == 0) {
            if (configuration->base_dir && configuration->base_dir != CONFIG_DEFAULT_BASE_DIR) xmlFree(configuration->base_dir);
            configuration->base_dir = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
        } else if (strcmp(node->name, "logdir") == 0) {
            if (configuration->log_dir && configuration->log_dir != CONFIG_DEFAULT_LOG_DIR) xmlFree(configuration->log_dir);
            configuration->log_dir = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
835 836 837
        } else if (strcmp(node->name, "pidfile") == 0) {
            if (configuration->pidfile) xmlFree(configuration->pidfile);
            configuration->pidfile = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898
        } else if (strcmp(node->name, "webroot") == 0) {
            if (configuration->webroot_dir && configuration->webroot_dir != CONFIG_DEFAULT_WEBROOT_DIR) xmlFree(configuration->webroot_dir);
            configuration->webroot_dir = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            if(configuration->webroot_dir[strlen(configuration->webroot_dir)-1] == '/')
                configuration->webroot_dir[strlen(configuration->webroot_dir)-1] = 0;
        } else if (strcmp(node->name, "adminroot") == 0) {
            if (configuration->adminroot_dir && configuration->adminroot_dir != CONFIG_DEFAULT_ADMINROOT_DIR) 
                xmlFree(configuration->adminroot_dir);
            configuration->adminroot_dir = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            if(configuration->adminroot_dir[strlen(configuration->adminroot_dir)-1] == '/')
                configuration->adminroot_dir[strlen(configuration->adminroot_dir)-1] = 0;
        } else if (strcmp(node->name, "alias") == 0) {
            alias = malloc(sizeof(aliases));
            alias->next = NULL;
            alias->source = xmlGetProp(node, "source");
            if(alias->source == NULL) {
                free(alias);
                continue;
            }
            alias->destination = xmlGetProp(node, "dest");
            if(alias->destination == NULL) {
                xmlFree(alias->source);
                free(alias);
                continue;
            }
            temp = NULL;
            temp = xmlGetProp(node, "port");
            if(temp != NULL) {
                alias->port = atoi(temp);
                xmlFree(temp);
            }
            else
                alias->port = -1;
            alias->bind_address = xmlGetProp(node, "bind-address");
            current = configuration->aliases;
            last = NULL;
            while(current) {
                last = current;
                current = current->next;
            }
            if(last)
                last->next = alias;
            else
                configuration->aliases = alias;
        }
    } while ((node = node->next));
}

static void _parse_logging(xmlDocPtr doc, xmlNodePtr node,
        ice_config_t *configuration)
{
    do {
        if (node == NULL) break;
        if (xmlIsBlankNode(node)) continue;

        if (strcmp(node->name, "accesslog") == 0) {
            if (configuration->access_log && configuration->access_log != CONFIG_DEFAULT_ACCESS_LOG) xmlFree(configuration->access_log);
            configuration->access_log = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
        } else if (strcmp(node->name, "errorlog") == 0) {
            if (configuration->error_log && configuration->error_log != CONFIG_DEFAULT_ERROR_LOG) xmlFree(configuration->error_log);
            configuration->error_log = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
899 900 901
        } else if (strcmp(node->name, "playlistlog") == 0) {
            if (configuration->playlist_log && configuration->playlist_log != CONFIG_DEFAULT_PLAYLIST_LOG) xmlFree(configuration->playlist_log);
            configuration->playlist_log = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988
        } else if (strcmp(node->name, "loglevel") == 0) {
           char *tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
           configuration->loglevel = atoi(tmp);
           if (tmp) xmlFree(tmp);
        }
    } while ((node = node->next));
}

static void _parse_security(xmlDocPtr doc, xmlNodePtr node,
        ice_config_t *configuration)
{
   char *tmp;
   xmlNodePtr oldnode;

   do {
       if (node == NULL) break;
       if (xmlIsBlankNode(node)) continue;

       if (strcmp(node->name, "chroot") == 0) {
           tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
           configuration->chroot = atoi(tmp);
           if (tmp) xmlFree(tmp);
       } else if (strcmp(node->name, "changeowner") == 0) {
           configuration->chuid = 1;
           oldnode = node;
           node = node->xmlChildrenNode;
           do {
               if(node == NULL) break;
               if(xmlIsBlankNode(node)) continue;
               if(strcmp(node->name, "user") == 0) {
                   if(configuration->user) xmlFree(configuration->user);
                   configuration->user = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
               } else if(strcmp(node->name, "group") == 0) {
                   if(configuration->group) xmlFree(configuration->group);
                   configuration->group = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
               }
           } while((node = node->next));
           node = oldnode;
       }
   } while ((node = node->next));
}

static void _add_server(xmlDocPtr doc, xmlNodePtr node, 
        ice_config_t *configuration)
{
    ice_config_dir_t *dirnode, *server;
    int addnode;
    char *tmp;

    server = (ice_config_dir_t *)malloc(sizeof(ice_config_dir_t));
    server->touch_interval = configuration->touch_interval;
    server->host = NULL;
    addnode = 0;
    
    do {
        if (node == NULL) break;
        if (xmlIsBlankNode(node)) continue;

        if (strcmp(node->name, "host") == 0) {
            server->host = (char *)xmlNodeListGetString(doc, 
                    node->xmlChildrenNode, 1);
            addnode = 1;
        } else if (strcmp(node->name, "touch-interval") == 0) {
            tmp = (char *)xmlNodeListGetString(doc, node->xmlChildrenNode, 1);
            server->touch_interval = atoi(tmp);
            if (tmp) xmlFree(tmp);
        }
        server->next = NULL;
    } while ((node = node->next));

    if (addnode) {
        dirnode = configuration->dir_list;
        if (dirnode == NULL) {
            configuration->dir_list = server;
        } else {
            while (dirnode->next) dirnode = dirnode->next;
            
            dirnode->next = server;
        }
        
        server = NULL;
        addnode = 0;
    }
    
}


989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002
/* return the mount details that match the supplied mountpoint */
mount_proxy *config_find_mount (ice_config_t *config, const char *mount)
{
    mount_proxy *mountinfo = config->mounts;

    while (mountinfo)
    {
        if (strcmp (mountinfo->mountname, mount) == 0)
            break;
        mountinfo = mountinfo->next;
    }
    return mountinfo;
}