icecast

/* 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 <[email protected], * Michael Smith <[email protected]>, * oddsock <[email protected]>, * Karl Heyes <[email protected]> * and others (see AUTHORS for details). */ #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 (500*1024) #define CONFIG_DEFAULT_BURST_SIZE (64*1024) #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" #define CONFIG_DEFAULT_MASTER_USERNAME "relay" #define CONFIG_DEFAULT_SHOUTCAST_MOUNT "/stream" #define CONFIG_DEFAULT_ICE_LOGIN 0 #define CONFIG_DEFAULT_FILESERVE 1 #define CONFIG_DEFAULT_TOUCH_FREQ 5 #define CONFIG_DEFAULT_HOSTNAME "localhost" #define CONFIG_DEFAULT_PLAYLIST_LOG NULL #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_rwlock_create(&_locks.config_lock); } static void release_locks() { thread_mutex_destroy(&_locks.relay_lock); thread_rwlock_destroy(&_locks.config_lock); } 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); } static void config_clear_mount (mount_proxy *mount) { config_options_t *option; xmlFree (mount->mountname); xmlFree (mount->username); xmlFree (mount->password); xmlFree (mount->dumpfile); xmlFree (mount->intro_filename); xmlFree (mount->on_connect); xmlFree (mount->on_disconnect); xmlFree (mount->fallback_mount); xmlFree (mount->stream_name); xmlFree (mount->stream_description); xmlFree (mount->stream_url); xmlFree (mount->stream_genre); xmlFree (mount->bitrate); xmlFree (mount->type); xmlFree (mount->cluster_password); xmlFree (mount->auth_type); option = mount->auth_options; while (option) { config_options_t *nextopt = option->next; xmlFree (option->name); xmlFree (option->value); free (option); option = nextopt; } auth_release (mount->auth); free (mount); } 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; 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); if (c->relay_username) xmlFree(c->relay_username); if (c->relay_password) xmlFree(c->relay_password); 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); if (c->pidfile) xmlFree(c->pidfile); if (c->playlist_log && c->playlist_log != CONFIG_DEFAULT_PLAYLIST_LOG) xmlFree(c->playlist_log); 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); if (c->shoutcast_mount && c->shoutcast_mount != CONFIG_DEFAULT_SHOUTCAST_MOUNT) xmlFree(c->shoutcast_mount); 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); if (c->master_username) xmlFree(c->master_username); 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); xmlFree(relay->localmount); free(relay); relay = nextrelay; } thread_mutex_unlock(&(_locks.relay_lock)); mount = c->mounts; while(mount) { nextmount = mount->next; config_clear_mount (mount); mount = nextmount; } 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; } #ifdef USE_YP i = 0; while (i < c->num_yp_directories) { xmlFree (c->yp_url[i]); i++; } #endif