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conf.c
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conf.c
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/*
Copyright (c) 2009-2013 Roger Light <[email protected]>
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
3. Neither the name of mosquitto nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
*/
#include <config.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#ifdef WIN32
#else
# include <dirent.h>
#endif
#ifndef WIN32
# include <netdb.h>
# include <sys/socket.h>
#else
# include <winsock2.h>
# include <ws2tcpip.h>
#endif
#include <mosquitto_broker.h>
#include <memory_mosq.h>
#include "tls_mosq.h"
#include "util_mosq.h"
#include "mqtt3_protocol.h"
struct config_recurse {
int log_dest;
int log_dest_set;
int log_type;
int log_type_set;
int max_inflight_messages;
int max_queued_messages;
};
#if defined(WIN32) || defined(__CYGWIN__)
#include <windows.h>
extern SERVICE_STATUS_HANDLE service_handle;
#endif
static int _conf_parse_bool(char **token, const char *name, bool *value, char *saveptr);
static int _conf_parse_int(char **token, const char *name, int *value, char *saveptr);
static int _conf_parse_string(char **token, const char *name, char **value, char *saveptr);
static int _config_read_file(struct mqtt3_config *config, bool reload, const char *file, struct config_recurse *config_tmp, int level, int *lineno);
static int _conf_attempt_resolve(const char *host, const char *text, int log, const char *msg)
{
struct addrinfo gai_hints;
struct addrinfo *gai_res;
int rc;
memset(&gai_hints, 0, sizeof(struct addrinfo));
gai_hints.ai_family = PF_UNSPEC;
gai_hints.ai_flags = AI_ADDRCONFIG;
gai_hints.ai_socktype = SOCK_STREAM;
gai_res = NULL;
rc = getaddrinfo(host, NULL, &gai_hints, &gai_res);
if(gai_res){
freeaddrinfo(gai_res);
}
if(rc != 0){
#ifndef WIN32
if(rc == EAI_SYSTEM){
if(errno == ENOENT){
_mosquitto_log_printf(NULL, log, "%s: Unable to resolve %s %s.", msg, text, host);
}else{
_mosquitto_log_printf(NULL, log, "%s: Error resolving %s: %s.", msg, text, strerror(errno));
}
}else{
_mosquitto_log_printf(NULL, log, "%s: Error resolving %s: %s.", msg, text, gai_strerror(rc));
}
#else
if(rc == WSAHOST_NOT_FOUND){
_mosquitto_log_printf(NULL, log, "%s: Error resolving %s.", msg, text);
}
#endif
return MOSQ_ERR_INVAL;
}
return MOSQ_ERR_SUCCESS;
}
static void _config_init_reload(struct mqtt3_config *config)
{
int i;
/* Set defaults */
if(config->acl_file) _mosquitto_free(config->acl_file);
config->acl_file = NULL;
config->allow_anonymous = true;
config->allow_duplicate_messages = false;
config->allow_zero_length_clientid = true;
config->auto_id_prefix = NULL;
config->auto_id_prefix_len = 0;
config->autosave_interval = 1800;
config->autosave_on_changes = false;
if(config->clientid_prefixes) _mosquitto_free(config->clientid_prefixes);
config->connection_messages = true;
config->clientid_prefixes = NULL;
if(config->log_fptr){
fclose(config->log_fptr);
config->log_fptr = NULL;
}
if(config->log_file){
_mosquitto_free(config->log_file);
config->log_file = NULL;
}
#if defined(WIN32) || defined(__CYGWIN__)
if(service_handle){
/* This is running as a Windows service. Default to no logging. Using
* stdout/stderr is forbidden because the first clients to connect will
* get log information sent to them for some reason. */
config->log_dest = MQTT3_LOG_NONE;
}else{
config->log_dest = MQTT3_LOG_STDERR;
}
#else
config->log_dest = MQTT3_LOG_STDERR;
if(config->verbose){
config->log_type = INT_MAX;
}else{
config->log_type = MOSQ_LOG_ERR | MOSQ_LOG_WARNING | MOSQ_LOG_NOTICE | MOSQ_LOG_INFO;
}
#endif
config->log_timestamp = true;
if(config->password_file) _mosquitto_free(config->password_file);
config->password_file = NULL;
config->persistence = false;
if(config->persistence_location) _mosquitto_free(config->persistence_location);
config->persistence_location = NULL;
if(config->persistence_file) _mosquitto_free(config->persistence_file);
config->persistence_file = NULL;
config->persistent_client_expiration = 0;
if(config->psk_file) _mosquitto_free(config->psk_file);
config->psk_file = NULL;
config->queue_qos0_messages = false;
config->retry_interval = 20;
config->store_clean_interval = 10;
//config->sys_interval = 900;
config->sys_interval = 40;
config->upgrade_outgoing_qos = false;
if(config->auth_options){
for(i=0; i<config->auth_option_count; i++){
_mosquitto_free(config->auth_options[i].key);
_mosquitto_free(config->auth_options[i].value);
}
_mosquitto_free(config->auth_options);
config->auth_options = NULL;
config->auth_option_count = 0;
}
}
void mqtt3_config_init(struct mqtt3_config *config)
{
memset(config, 0, sizeof(struct mqtt3_config));
_config_init_reload(config);
config->config_file = NULL;
config->daemon = false;
config->default_listener.host = NULL;
config->default_listener.port = 0;
config->default_listener.max_connections = -1;
config->default_listener.mount_point = NULL;
config->default_listener.socks = NULL;
config->default_listener.sock_count = 0;
config->default_listener.client_count = 0;
#ifdef WITH_TLS
config->default_listener.tls_version = NULL;
config->default_listener.cafile = NULL;
config->default_listener.capath = NULL;
config->default_listener.certfile = NULL;
config->default_listener.keyfile = NULL;
config->default_listener.ciphers = NULL;
config->default_listener.psk_hint = NULL;
config->default_listener.require_certificate = false;
config->default_listener.crlfile = NULL;
config->default_listener.use_identity_as_username = false;
#endif
config->listeners = NULL;
config->listener_count = 0;
config->pid_file = NULL;
config->user = NULL;
#ifdef WITH_BRIDGE
config->bridges = NULL;
config->bridge_count = 0;
#endif
config->auth_plugin = NULL;
config->verbose = false;
config->message_size_limit = 0;
config->large_file_size_limit = 1024; //后面可以仿照message_size_limit来做，在配置文件中定义
}
void mqtt3_config_cleanup(struct mqtt3_config *config)
{
int i;
#ifdef WITH_BRIDGE
int j;
#endif
if(config->acl_file) _mosquitto_free(config->acl_file);
if(config->auto_id_prefix) _mosquitto_free(config->auto_id_prefix);
if(config->clientid_prefixes) _mosquitto_free(config->clientid_prefixes);
if(config->config_file) _mosquitto_free(config->config_file);
if(config->password_file) _mosquitto_free(config->password_file);
if(config->persistence_location) _mosquitto_free(config->persistence_location);
if(config->persistence_file) _mosquitto_free(config->persistence_file);
if(config->persistence_filepath) _mosquitto_free(config->persistence_filepath);
if(config->psk_file) _mosquitto_free(config->psk_file);
if(config->listeners){
for(i=0; i<config->listener_count; i++){
if(config->listeners[i].host) _mosquitto_free(config->listeners[i].host);
if(config->listeners[i].mount_point) _mosquitto_free(config->listeners[i].mount_point);
if(config->listeners[i].socks) _mosquitto_free(config->listeners[i].socks);
#ifdef WITH_TLS
if(config->listeners[i].cafile) _mosquitto_free(config->listeners[i].cafile);
if(config->listeners[i].capath) _mosquitto_free(config->listeners[i].capath);
if(config->listeners[i].certfile) _mosquitto_free(config->listeners[i].certfile);
if(config->listeners[i].keyfile) _mosquitto_free(config->listeners[i].keyfile);
if(config->listeners[i].ciphers) _mosquitto_free(config->listeners[i].ciphers);
if(config->listeners[i].psk_hint) _mosquitto_free(config->listeners[i].psk_hint);
if(config->listeners[i].crlfile) _mosquitto_free(config->listeners[i].crlfile);
if(config->listeners[i].tls_version) _mosquitto_free(config->listeners[i].tls_version);
if(config->listeners[i].ssl_ctx) SSL_CTX_free(config->listeners[i].ssl_ctx);
#endif
}
_mosquitto_free(config->listeners);
}
#ifdef WITH_BRIDGE
if(config->bridges){
for(i=0; i<config->bridge_count; i++){
if(config->bridges[i].name) _mosquitto_free(config->bridges[i].name);
if(config->bridges[i].addresses){
for(j=0; j<config->bridges[i].address_count; j++){
_mosquitto_free(config->bridges[i].addresses[j].address);
}
_mosquitto_free(config->bridges[i].addresses);
}
if(config->bridges[i].clientid) _mosquitto_free(config->bridges[i].clientid);
if(config->bridges[i].username) _mosquitto_free(config->bridges[i].username);
if(config->bridges[i].password) _mosquitto_free(config->bridges[i].password);
if(config->bridges[i].topics){
for(j=0; j<config->bridges[i].topic_count; j++){
if(config->bridges[i].topics[j].topic) _mosquitto_free(config->bridges[i].topics[j].topic);
if(config->bridges[i].topics[j].local_prefix) _mosquitto_free(config->bridges[i].topics[j].local_prefix);
if(config->bridges[i].topics[j].remote_prefix) _mosquitto_free(config->bridges[i].topics[j].remote_prefix);
if(config->bridges[i].topics[j].local_topic) _mosquitto_free(config->bridges[i].topics[j].local_topic);
if(config->bridges[i].topics[j].remote_topic) _mosquitto_free(config->bridges[i].topics[j].remote_topic);
}
_mosquitto_free(config->bridges[i].topics);
}
if(config->bridges[i].notification_topic) _mosquitto_free(config->bridges[i].notification_topic);
#ifdef REAL_WITH_TLS_PSK
if(config->bridges[i].tls_psk_identity) _mosquitto_free(config->bridges[i].tls_psk_identity);
if(config->bridges[i].tls_psk) _mosquitto_free(config->bridges[i].tls_psk);
#endif
}
_mosquitto_free(config->bridges);
}
#endif
if(config->auth_plugin) _mosquitto_free(config->auth_plugin);
if(config->auth_options){
for(i=0; i<config->auth_option_count; i++){
_mosquitto_free(config->auth_options[i].key);
_mosquitto_free(config->auth_options[i].value);
}
_mosquitto_free(config->auth_options);
config->auth_options = NULL;
config->auth_option_count = 0;
}
if(config->log_fptr){
fclose(config->log_fptr);
config->log_fptr = NULL;
}
if(config->log_file){
_mosquitto_free(config->log_file);
config->log_file = NULL;
}
}
static void print_usage(void)
{
printf("mosquitto version %s (build date %s)\n\n", VERSION, TIMESTAMP);
printf("mosquitto is an MQTT v3.1 broker.\n\n");
printf("Usage: mosquitto [-c config_file] [-d] [-h] [-p port]\n\n");
printf(" -c : specify the broker config file.\n");
printf(" -d : put the broker into the background after starting.\n");
printf(" -h : display this help.\n");
printf(" -p : start the broker listening on the specified port.\n");
printf(" Not recommended in conjunction with the -c option.\n");
printf(" -v : verbose mode - enable all logging types. This overrides\n");
printf(" any logging options given in the config file.\n");
printf("\nSee http:https://mosquitto.org/ for more information.\n\n");
}
int mqtt3_config_parse_args(struct mqtt3_config *config, int argc, char *argv[])
{
int i;
int port_tmp;
for(i=1; i<argc; i++){
if(!strcmp(argv[i], "-c") || !strcmp(argv[i], "--config-file")){
if(i<argc-1){
config->config_file = _mosquitto_strdup(argv[i+1]);
if(!config->config_file){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Out of memory.");
return MOSQ_ERR_NOMEM;
}
if(mqtt3_config_read(config, false)){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Unable to open configuration file.");
return MOSQ_ERR_INVAL;
}
}else{
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: -c argument given, but no config file specified.");
return MOSQ_ERR_INVAL;
}
i++;
}else if(!strcmp(argv[i], "-d") || !strcmp(argv[i], "--daemon")){
config->daemon = true;
}else if(!strcmp(argv[i], "-h") || !strcmp(argv[i], "--help")){
print_usage();
return MOSQ_ERR_INVAL;
}else if(!strcmp(argv[i], "-p") || !strcmp(argv[i], "--port")){
if(i<argc-1){
port_tmp = atoi(argv[i+1]);
if(port_tmp<1 || port_tmp>65535){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Invalid port specified (%d).", port_tmp);
return MOSQ_ERR_INVAL;
}else{
if(config->default_listener.port){
_mosquitto_log_printf(NULL, MOSQ_LOG_WARNING, "Warning: Default listener port specified multiple times. Only the latest will be used.");
}
config->default_listener.port = port_tmp;
}
}else{
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: -p argument given, but no port specified.");
return MOSQ_ERR_INVAL;
}
i++;
}else if(!strcmp(argv[i], "-v") || !strcmp(argv[i], "--verbose")){
config->verbose = true;
}else{
fprintf(stderr, "Error: Unknown option '%s'.\n",argv[i]);
print_usage();
return MOSQ_ERR_INVAL;
}
}
if(config->listener_count == 0
#ifdef WITH_TLS
|| config->default_listener.cafile
|| config->default_listener.capath
|| config->default_listener.certfile
|| config->default_listener.keyfile
|| config->default_listener.ciphers
|| config->default_listener.psk_hint
|| config->default_listener.require_certificate
|| config->default_listener.crlfile
|| config->default_listener.use_identity_as_username
#endif
|| config->default_listener.host
|| config->default_listener.port
|| config->default_listener.max_connections != -1
|| config->default_listener.mount_point){
config->listener_count++;
config->listeners = _mosquitto_realloc(config->listeners, sizeof(struct _mqtt3_listener)*config->listener_count);
if(!config->listeners){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Out of memory.");
return MOSQ_ERR_NOMEM;
}
if(config->default_listener.port){
config->listeners[config->listener_count-1].port = config->default_listener.port;
}else{
config->listeners[config->listener_count-1].port = 1883;
}
if(config->default_listener.host){
config->listeners[config->listener_count-1].host = config->default_listener.host;
}else{
config->listeners[config->listener_count-1].host = NULL;
}
if(config->default_listener.mount_point){
config->listeners[config->listener_count-1].mount_point = config->default_listener.mount_point;
}else{
config->listeners[config->listener_count-1].mount_point = NULL;
}
config->listeners[config->listener_count-1].max_connections = config->default_listener.max_connections;
config->listeners[config->listener_count-1].client_count = 0;
config->listeners[config->listener_count-1].socks = NULL;
config->listeners[config->listener_count-1].sock_count = 0;
config->listeners[config->listener_count-1].client_count = 0;
#ifdef WITH_TLS
config->listeners[config->listener_count-1].tls_version = config->default_listener.tls_version;
config->listeners[config->listener_count-1].cafile = config->default_listener.cafile;
config->listeners[config->listener_count-1].capath = config->default_listener.capath;
config->listeners[config->listener_count-1].certfile = config->default_listener.certfile;
config->listeners[config->listener_count-1].keyfile = config->default_listener.keyfile;
config->listeners[config->listener_count-1].ciphers = config->default_listener.ciphers;
config->listeners[config->listener_count-1].psk_hint = config->default_listener.psk_hint;
config->listeners[config->listener_count-1].require_certificate = config->default_listener.require_certificate;
config->listeners[config->listener_count-1].ssl_ctx = NULL;
config->listeners[config->listener_count-1].crlfile = config->default_listener.crlfile;
config->listeners[config->listener_count-1].use_identity_as_username = config->default_listener.use_identity_as_username;
#endif
}
/* Default to drop to mosquitto user if we are privileged and no user specified. */
if(!config->user){
config->user = "mosquitto";
}
if(config->verbose){
config->log_type = INT_MAX;
}
return MOSQ_ERR_SUCCESS;
}
int mqtt3_config_read(struct mqtt3_config *config, bool reload)
{
int rc = MOSQ_ERR_SUCCESS;
struct config_recurse cr;
int lineno;
#ifdef WITH_BRIDGE
int i;
#endif
cr.log_dest = MQTT3_LOG_NONE;
cr.log_dest_set = 0;
cr.log_type = MOSQ_LOG_NONE;
cr.log_type_set = 0;
cr.max_inflight_messages = 20;
cr.max_queued_messages = 100;
if(!config->config_file) return 0;
if(reload){
/* Re-initialise appropriate config vars to default for reload. */
_config_init_reload(config);
}
rc = _config_read_file(config, reload, config->config_file, &cr, 0, &lineno);
if(rc){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error found at %s:%d.", config->config_file, lineno);
return rc;
}
#ifdef WITH_PERSISTENCE
if(config->persistence){
if(!config->persistence_file){
config->persistence_file = _mosquitto_strdup("mosquitto.db");
if(!config->persistence_file) return MOSQ_ERR_NOMEM;
}
if(config->persistence_filepath){
_mosquitto_free(config->persistence_filepath);
}
if(config->persistence_location && strlen(config->persistence_location)){
config->persistence_filepath = _mosquitto_malloc(strlen(config->persistence_location) + strlen(config->persistence_file) + 1);
if(!config->persistence_filepath) return MOSQ_ERR_NOMEM;
sprintf(config->persistence_filepath, "%s%s", config->persistence_location, config->persistence_file);
}else{
config->persistence_filepath = _mosquitto_strdup(config->persistence_file);
if(!config->persistence_filepath) return MOSQ_ERR_NOMEM;
}
}
#endif
/* Default to drop to mosquitto user if no other user specified. This must
* remain here even though it is covered in mqtt3_parse_args() because this
* function may be called on its own. */
if(!config->user){
config->user = "mosquitto";
}
mqtt3_db_limits_set(cr.max_inflight_messages, cr.max_queued_messages);
#ifdef WITH_BRIDGE
for(i=0; i<config->bridge_count; i++){
if(!config->bridges[i].name || !config->bridges[i].addresses || !config->bridges[i].topic_count){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Invalid bridge configuration.");
return MOSQ_ERR_INVAL;
}
#ifdef REAL_WITH_TLS_PSK
if(config->bridges[i].tls_psk && !config->bridges[i].tls_psk_identity){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Invalid bridge configuration: missing bridge_identity.\n");
return MOSQ_ERR_INVAL;
}
if(config->bridges[i].tls_psk_identity && !config->bridges[i].tls_psk){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Invalid bridge configuration: missing bridge_psk.\n");
return MOSQ_ERR_INVAL;
}
#endif
}
#endif
if(cr.log_dest_set){
config->log_dest = cr.log_dest;
}
if(config->verbose){
config->log_type = MOSQ_LOG_DEBUG | MOSQ_LOG_ERR | MOSQ_LOG_WARNING | MOSQ_LOG_NOTICE | MOSQ_LOG_INFO;
}else if(cr.log_type_set){
config->log_type = cr.log_type;
}
return MOSQ_ERR_SUCCESS;
}
int _config_read_file(struct mqtt3_config *config, bool reload, const char *file, struct config_recurse *cr, int level, int *lineno)
{
int rc;
FILE *fptr = NULL;
char buf[1024];
char *token;
int port_tmp;
char *saveptr = NULL;
#ifdef WITH_BRIDGE
struct _mqtt3_bridge *cur_bridge = NULL;
struct _mqtt3_bridge_topic *cur_topic;
#endif
time_t expiration_mult;
char *key;
char *conf_file;
#ifdef WIN32
HANDLE fh;
char dirpath[MAX_PATH];
WIN32_FIND_DATA find_data;
#else
DIR *dh;
struct dirent *de;
#endif
int len;
struct _mqtt3_listener *cur_listener = &config->default_listener;
#ifdef WITH_BRIDGE
char *address;
int i;
#endif
int lineno_ext;
fptr = _mosquitto_fopen(file, "rt");
if(!fptr){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Unable to open config file %s\n", file);
return 1;
}
*lineno = 0;
while(fgets(buf, 1024, fptr)){
(*lineno)++;
if(buf[0] != '#' && buf[0] != 10 && buf[0] != 13){
while(buf[strlen(buf)-1] == 10 || buf[strlen(buf)-1] == 13){
buf[strlen(buf)-1] = 0;
}
token = strtok_r(buf, " ", &saveptr);
if(token){
if(!strcmp(token, "acl_file")){
if(reload){
if(config->acl_file){
_mosquitto_free(config->acl_file);
config->acl_file = NULL;
}
}
if(_conf_parse_string(&token, "acl_file", &config->acl_file, saveptr)) return MOSQ_ERR_INVAL;
}else if(!strcmp(token, "address") || !strcmp(token, "addresses")){
#ifdef WITH_BRIDGE
if(reload) continue; // FIXME
if(!cur_bridge || cur_bridge->addresses){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Invalid bridge configuration.");
return MOSQ_ERR_INVAL;
}
while((token = strtok_r(NULL, " ", &saveptr))){
cur_bridge->address_count++;
cur_bridge->addresses = _mosquitto_realloc(cur_bridge->addresses, sizeof(struct bridge_address)*cur_bridge->address_count);
if(!cur_bridge->addresses){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Out of memory.");
return MOSQ_ERR_NOMEM;
}
cur_bridge->addresses[cur_bridge->address_count-1].address = token;
}
for(i=0; i<cur_bridge->address_count; i++){
address = strtok_r(cur_bridge->addresses[i].address, ":", &saveptr);
if(address){
token = strtok_r(NULL, ":", &saveptr);
if(token){
port_tmp = atoi(token);
if(port_tmp < 1 || port_tmp > 65535){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Invalid port value (%d).", port_tmp);
return MOSQ_ERR_INVAL;
}
cur_bridge->addresses[i].port = port_tmp;
}else{
cur_bridge->addresses[i].port = 1883;
}
cur_bridge->addresses[i].address = _mosquitto_strdup(address);
_conf_attempt_resolve(address, "bridge address", MOSQ_LOG_WARNING, "Warning");
}
}
if(cur_bridge->address_count == 0){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Empty address value in configuration.");
return MOSQ_ERR_INVAL;
}
#else
_mosquitto_log_printf(NULL, MOSQ_LOG_WARNING, "Warning: Bridge support not available.");
#endif
}else if(!strcmp(token, "allow_anonymous")){
if(_conf_parse_bool(&token, "allow_anonymous", &config->allow_anonymous, saveptr)) return MOSQ_ERR_INVAL;
}else if(!strcmp(token, "allow_duplicate_messages")){
if(_conf_parse_bool(&token, "allow_duplicate_messages", &config->allow_duplicate_messages, saveptr)) return MOSQ_ERR_INVAL;
}else if(!strcmp(token, "allow_zero_length_clientid")){
if(_conf_parse_bool(&token, "allow_zero_length_clientid", &config->allow_zero_length_clientid, saveptr)) return MOSQ_ERR_INVAL;
}else if(!strncmp(token, "auth_opt_", 9)){
if(strlen(token) < 12){
/* auth_opt_ == 9, + one digit key == 10, + one space == 11, + one value == 12 */
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Invalid auth_opt_ config option.");
return MOSQ_ERR_INVAL;
}
key = _mosquitto_strdup(&token[9]);
if(!key){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Out of memory");
return MOSQ_ERR_NOMEM;
}else if(strlen(key) == 0){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Invalid auth_opt_ config option.");
return MOSQ_ERR_INVAL;
}
token += 9+strlen(key)+1;
if(token[0]){
config->auth_option_count++;
config->auth_options = _mosquitto_realloc(config->auth_options, config->auth_option_count*sizeof(struct mosquitto_auth_opt));
if(!config->auth_options){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Out of memory.");
return MOSQ_ERR_NOMEM;
}
config->auth_options[config->auth_option_count-1].key = key;
config->auth_options[config->auth_option_count-1].value = _mosquitto_strdup(token);
if(!config->auth_options[config->auth_option_count-1].value){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Out of memory.");
return MOSQ_ERR_NOMEM;
}
}else{
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Empty %s value in configuration.", key);
return MOSQ_ERR_INVAL;
}
}else if(!strcmp(token, "auth_plugin")){
if(reload) continue; // Auth plugin not currently valid for reloading.
if(_conf_parse_string(&token, "auth_plugin", &config->auth_plugin, saveptr)) return MOSQ_ERR_INVAL;
}else if(!strcmp(token, "auto_id_prefix")){
if(_conf_parse_string(&token, "auto_id_prefix", &config->auto_id_prefix, saveptr)) return MOSQ_ERR_INVAL;
if(config->auto_id_prefix){
config->auto_id_prefix_len = strlen(config->auto_id_prefix);
}else{
config->auto_id_prefix_len = 0;
}
}else if(!strcmp(token, "autosave_interval")){
if(_conf_parse_int(&token, "autosave_interval", &config->autosave_interval, saveptr)) return MOSQ_ERR_INVAL;
if(config->autosave_interval < 0) config->autosave_interval = 0;
}else if(!strcmp(token, "autosave_on_changes")){
if(_conf_parse_bool(&token, "autosave_on_changes", &config->autosave_on_changes, saveptr)) return MOSQ_ERR_INVAL;
}else if(!strcmp(token, "bind_address")){
if(reload) continue; // Listener not valid for reloading.
if(_conf_parse_string(&token, "default listener bind_address", &config->default_listener.host, saveptr)) return MOSQ_ERR_INVAL;
if(_conf_attempt_resolve(config->default_listener.host, "bind_address", MOSQ_LOG_ERR, "Error")){
return MOSQ_ERR_INVAL;
}
}else if(!strcmp(token, "bridge_cafile")){
#if defined(WITH_BRIDGE) && defined(WITH_TLS)
if(reload) continue; // FIXME
if(!cur_bridge){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Invalid bridge configuration.");
return MOSQ_ERR_INVAL;
}
#ifdef REAL_WITH_TLS_PSK
if(cur_bridge->tls_psk_identity || cur_bridge->tls_psk){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Cannot use both certificate and psk encryption in a single bridge.");
return MOSQ_ERR_INVAL;
}
#endif
token = strtok_r(NULL, " ", &saveptr);
if(token){
if(cur_bridge->tls_cafile){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Duplicate bridge_cafile value in bridge configuration.");
return MOSQ_ERR_INVAL;
}
cur_bridge->tls_cafile = _mosquitto_strdup(token);
if(!cur_bridge->tls_cafile){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Out of memory");
return MOSQ_ERR_NOMEM;
}
}else{
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Empty bridge_cafile value in configuration.");
return MOSQ_ERR_INVAL;
}
#else
_mosquitto_log_printf(NULL, MOSQ_LOG_WARNING, "Warning: Bridge and/or TLS support not available.");
#endif
}else if(!strcmp(token, "bridge_capath")){
#if defined(WITH_BRIDGE) && defined(WITH_TLS)
if(reload) continue; // FIXME
if(!cur_bridge){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Invalid bridge configuration.");
return MOSQ_ERR_INVAL;
}
#ifdef REAL_WITH_TLS_PSK
if(cur_bridge->tls_psk_identity || cur_bridge->tls_psk){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Cannot use both certificate and psk encryption in a single bridge.");
return MOSQ_ERR_INVAL;
}
#endif
token = strtok_r(NULL, " ", &saveptr);
if(token){
if(cur_bridge->tls_capath){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Duplicate bridge_capath value in bridge configuration.");
return MOSQ_ERR_INVAL;
}
cur_bridge->tls_capath = _mosquitto_strdup(token);
if(!cur_bridge->tls_capath){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Out of memory");
return MOSQ_ERR_NOMEM;
}
}else{
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Empty bridge_capath value in configuration.");
return MOSQ_ERR_INVAL;
}
#else
_mosquitto_log_printf(NULL, MOSQ_LOG_WARNING, "Warning: Bridge and/or TLS support not available.");
#endif
}else if(!strcmp(token, "bridge_certfile")){
#if defined(WITH_BRIDGE) && defined(WITH_TLS)
if(reload) continue; // FIXME
if(!cur_bridge){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Invalid bridge configuration.");
return MOSQ_ERR_INVAL;
}
#ifdef REAL_WITH_TLS_PSK
if(cur_bridge->tls_psk_identity || cur_bridge->tls_psk){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Cannot use both certificate and psk encryption in a single bridge.");
return MOSQ_ERR_INVAL;
}
#endif
token = strtok_r(NULL, " ", &saveptr);
if(token){
if(cur_bridge->tls_certfile){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Duplicate bridge_certfile value in bridge configuration.");
return MOSQ_ERR_INVAL;
}
cur_bridge->tls_certfile = _mosquitto_strdup(token);
if(!cur_bridge->tls_certfile){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Out of memory");
return MOSQ_ERR_NOMEM;
}
}else{
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Empty bridge_certfile value in configuration.");
return MOSQ_ERR_INVAL;
}
#else
_mosquitto_log_printf(NULL, MOSQ_LOG_WARNING, "Warning: Bridge and/or TLS support not available.");
#endif
}else if(!strcmp(token, "bridge_identity")){
#if defined(WITH_BRIDGE) && defined(REAL_WITH_TLS_PSK)
if(reload) continue; // FIXME
if(!cur_bridge){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Invalid bridge configuration.");
return MOSQ_ERR_INVAL;
}
if(cur_bridge->tls_cafile || cur_bridge->tls_capath || cur_bridge->tls_certfile || cur_bridge->tls_keyfile){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Cannot use both certificate and identity encryption in a single bridge.");
return MOSQ_ERR_INVAL;
}
token = strtok_r(NULL, " ", &saveptr);
if(token){
if(cur_bridge->tls_psk_identity){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Duplicate bridge_identity value in bridge configuration.");
return MOSQ_ERR_INVAL;
}
cur_bridge->tls_psk_identity = _mosquitto_strdup(token);
if(!cur_bridge->tls_psk_identity){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Out of memory");
return MOSQ_ERR_NOMEM;
}
}else{
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Empty bridge_identity value in configuration.");
return MOSQ_ERR_INVAL;
}
#else
_mosquitto_log_printf(NULL, MOSQ_LOG_WARNING, "Warning: Bridge and/or TLS-PSK support not available.");
#endif
}else if(!strcmp(token, "bridge_insecure")){
#if defined(WITH_BRIDGE) && defined(WITH_TLS)
if(reload) continue; // FIXME
if(!cur_bridge){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Invalid bridge configuration.");
return MOSQ_ERR_INVAL;
}
if(_conf_parse_bool(&token, "bridge_insecure", &cur_bridge->tls_insecure, saveptr)) return MOSQ_ERR_INVAL;
if(cur_bridge->tls_insecure){
_mosquitto_log_printf(NULL, MOSQ_LOG_WARNING, "Warning: Bridge %s using insecure mode.", cur_bridge->name);
}
#else
_mosquitto_log_printf(NULL, MOSQ_LOG_WARNING, "Warning: Bridge and/or TLS-PSK support not available.");
#endif
}else if(!strcmp(token, "bridge_keyfile")){
#if defined(WITH_BRIDGE) && defined(WITH_TLS)
if(reload) continue; // FIXME
if(!cur_bridge){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Invalid bridge configuration.");
return MOSQ_ERR_INVAL;
}
#ifdef REAL_WITH_TLS_PSK
if(cur_bridge->tls_psk_identity || cur_bridge->tls_psk){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Cannot use both certificate and psk encryption in a single bridge.");
return MOSQ_ERR_INVAL;
}
#endif
token = strtok_r(NULL, " ", &saveptr);
if(token){
if(cur_bridge->tls_keyfile){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Duplicate bridge_keyfile value in bridge configuration.");
return MOSQ_ERR_INVAL;
}
cur_bridge->tls_keyfile = _mosquitto_strdup(token);
if(!cur_bridge->tls_keyfile){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Out of memory");
return MOSQ_ERR_NOMEM;
}
}else{
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Empty bridge_keyfile value in configuration.");
return MOSQ_ERR_INVAL;
}
#else
_mosquitto_log_printf(NULL, MOSQ_LOG_WARNING, "Warning: Bridge and/or TLS support not available.");
#endif
}else if(!strcmp(token, "bridge_psk")){
#if defined(WITH_BRIDGE) && defined(REAL_WITH_TLS_PSK)
if(reload) continue; // FIXME
if(!cur_bridge){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Invalid bridge configuration.");
return MOSQ_ERR_INVAL;
}
if(cur_bridge->tls_cafile || cur_bridge->tls_capath || cur_bridge->tls_certfile || cur_bridge->tls_keyfile){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Cannot use both certificate and psk encryption in a single bridge.");
return MOSQ_ERR_INVAL;
}
token = strtok_r(NULL, " ", &saveptr);
if(token){
if(cur_bridge->tls_psk){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Duplicate bridge_psk value in bridge configuration.");
return MOSQ_ERR_INVAL;
}
cur_bridge->tls_psk = _mosquitto_strdup(token);
if(!cur_bridge->tls_psk){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Out of memory");
return MOSQ_ERR_NOMEM;
}
}else{
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Empty bridge_psk value in configuration.");
return MOSQ_ERR_INVAL;
}
#else
_mosquitto_log_printf(NULL, MOSQ_LOG_WARNING, "Warning: Bridge and/or TLS-PSK support not available.");
#endif
}else if(!strcmp(token, "bridge_tls_version")){
#if defined(WITH_BRIDGE) && defined(WITH_TLS)
if(reload) continue; // FIXME
if(!cur_bridge){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Invalid bridge configuration.");
return MOSQ_ERR_INVAL;
}
token = strtok_r(NULL, " ", &saveptr);
if(token){
if(cur_bridge->tls_version){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Duplicate bridge_tls_version value in bridge configuration.");
return MOSQ_ERR_INVAL;
}
cur_bridge->tls_version = _mosquitto_strdup(token);
if(!cur_bridge->tls_version){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Out of memory");
return MOSQ_ERR_NOMEM;
}
}else{
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Empty bridge_tls_version value in configuration.");
return MOSQ_ERR_INVAL;
}
#else
_mosquitto_log_printf(NULL, MOSQ_LOG_WARNING, "Warning: Bridge and/or TLS support not available.");
#endif
}else if(!strcmp(token, "cafile")){
#if defined(WITH_TLS)
if(reload) continue; // Listeners not valid for reloading.
if(cur_listener->psk_hint){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Cannot use both certificate and psk encryption in a single listener.");
return MOSQ_ERR_INVAL;
}
if(_conf_parse_string(&token, "cafile", &cur_listener->cafile, saveptr)) return MOSQ_ERR_INVAL;
#else
_mosquitto_log_printf(NULL, MOSQ_LOG_WARNING, "Warning: TLS support not available.");
#endif
}else if(!strcmp(token, "capath")){
#ifdef WITH_TLS
if(reload) continue; // Listeners not valid for reloading.
if(_conf_parse_string(&token, "capath", &cur_listener->capath, saveptr)) return MOSQ_ERR_INVAL;
#else
_mosquitto_log_printf(NULL, MOSQ_LOG_WARNING, "Warning: TLS support not available.");
#endif
}else if(!strcmp(token, "certfile")){
#ifdef WITH_TLS
if(reload) continue; // Listeners not valid for reloading.
if(cur_listener->psk_hint){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Cannot use both certificate and psk encryption in a single listener.");
return MOSQ_ERR_INVAL;
}
if(_conf_parse_string(&token, "certfile", &cur_listener->certfile, saveptr)) return MOSQ_ERR_INVAL;
#else
_mosquitto_log_printf(NULL, MOSQ_LOG_WARNING, "Warning: TLS support not available.");
#endif
}else if(!strcmp(token, "ciphers")){
#ifdef WITH_TLS
if(reload) continue; // Listeners not valid for reloading.
if(_conf_parse_string(&token, "ciphers", &cur_listener->ciphers, saveptr)) return MOSQ_ERR_INVAL;
#else
_mosquitto_log_printf(NULL, MOSQ_LOG_WARNING, "Warning: TLS support not available.");
#endif
}else if(!strcmp(token, "clientid")){
#ifdef WITH_BRIDGE
if(reload) continue; // FIXME
if(!cur_bridge){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Invalid bridge configuration.");
return MOSQ_ERR_INVAL;
}
token = strtok_r(NULL, " ", &saveptr);
if(token){
if(cur_bridge->clientid){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Duplicate clientid value in bridge configuration.");
return MOSQ_ERR_INVAL;
}
cur_bridge->clientid = _mosquitto_strdup(token);
if(!cur_bridge->clientid){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Out of memory");
return MOSQ_ERR_NOMEM;
}
}else{
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Empty clientid value in configuration.");
return MOSQ_ERR_INVAL;
}
#else
_mosquitto_log_printf(NULL, MOSQ_LOG_WARNING, "Warning: Bridge support not available.");
#endif
}else if(!strcmp(token, "cleansession")){
#ifdef WITH_BRIDGE
if(reload) continue; // FIXME
if(!cur_bridge){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Invalid bridge configuration.");
return MOSQ_ERR_INVAL;
}
if(_conf_parse_bool(&token, "cleansession", &cur_bridge->clean_session, saveptr)) return MOSQ_ERR_INVAL;
#else
_mosquitto_log_printf(NULL, MOSQ_LOG_WARNING, "Warning: Bridge support not available.");
#endif
}else if(!strcmp(token, "clientid_prefixes")){
if(reload){
if(config->clientid_prefixes){
_mosquitto_free(config->clientid_prefixes);
config->clientid_prefixes = NULL;
}
}
if(_conf_parse_string(&token, "clientid_prefixes", &config->clientid_prefixes, saveptr)) return MOSQ_ERR_INVAL;
}else if(!strcmp(token, "connection")){
#ifdef WITH_BRIDGE
if(reload) continue; // FIXME
token = strtok_r(NULL, " ", &saveptr);
if(token){
config->bridge_count++;
config->bridges = _mosquitto_realloc(config->bridges, config->bridge_count*sizeof(struct _mqtt3_bridge));
if(!config->bridges){
_mosquitto_log_printf(NULL, MOSQ_LOG_ERR, "Error: Out of memory.");
return MOSQ_ERR_NOMEM;
}
cur_bridge = &(config->bridges[config->bridge_count-1]);
memset(cur_bridge, 0, sizeof(struct _mqtt3_bridge));
cur_bridge->name = _mosquitto_strdup(token);
if(!cur_bridge->name){