/*********************************************************************************
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* Copyright: (C) 2019 LingYun IoT System Studio
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* All rights reserved.
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*
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* Filename: conf.c
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* Description: This file is mqttd configure file parser function
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*
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* Version: 1.0.0(2019年06月25日)
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* Author: Guo Wenxue <guowenxue@gmail.com>
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* ChangeLog: 1, Release initial version on "2019年06月25日 22时23分55秒"
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*
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********************************************************************************/
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#include "conf.h"
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#include "lylib/logger.h"
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#include "lylib/ini_parser.h"
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int parser_conf(const char *conf_file, lightd_ctx_t *ctx, int debug)
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{
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dictionary *ini;
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char *str;
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int val;
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log_ctx_t *log_ctx;
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hal_ctx_t *hal_ctx;
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mqtt_ctx_t *mqtt_ctx;
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static logger_t logger;
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if( !conf_file || !ctx )
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{
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fprintf(stderr, "ERROR: parser configure file or ctx is NULL\n");
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return 0;
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}
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memset(ctx, 0, sizeof(*ctx));
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log_ctx = &ctx->log_ctx;
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hal_ctx = &ctx->hal_ctx;
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mqtt_ctx = &ctx->mqtt_ctx;
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ini = iniparser_load(conf_file);
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if( !ini )
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{
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fprintf(stderr, "ERROR: cannot parse file: '%s'\n", conf_file);
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return -1;
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}
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/*+------------------------------------------------------+
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*| parser logger settings and start logger system |
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*+------------------------------------------------------+*/
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if( !debug )
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{
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str = iniparser_getstring(ini, "logger:file", "/tmp/mqttd.log");
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strncpy(log_ctx->logfile, str, sizeof(log_ctx->logfile));
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log_ctx->logsize = iniparser_getint(ini, "logger:size", 1024);
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log_ctx->loglevel = iniparser_getint(ini, "logger:level", LOG_LEVEL_DEBUG);
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}
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else
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{
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strncpy(log_ctx->logfile, DBG_LOG_FILE, sizeof(log_ctx->logfile));
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log_ctx->loglevel = LOG_LEVEL_DEBUG;
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log_ctx->logsize = 1024;
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}
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if( logger_init(&logger, log_ctx->logfile, log_ctx->loglevel, log_ctx->logsize) < 0 || logger_open()<0 )
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{
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fprintf(stderr, "Logger system initialise failure\n");
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return -2;
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}
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log_nrml("Logger system initialise ok\n");
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/*+------------------------------------------------------+
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*| parser production ID |
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*+------------------------------------------------------+*/
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if( !(str=iniparser_getstring(ini, "common:id", NULL)) )
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{
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log_err("ERROR: Parser production ID failure\n");
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return -2;
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}
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/* cJSON parser ID will get "" */
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snprintf(mqtt_ctx->id, sizeof(mqtt_ctx->id), "\"%s\"", str);
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log_nrml("Parser production ID [%s]\n", mqtt_ctx->id);
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/*+------------------------------------------------------+
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*| parser hardware module configuration ID |
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*+------------------------------------------------------+*/
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/* relay control light */
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if( !(str=iniparser_getstring(ini, "hardware:relay_pin", NULL)) )
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{
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log_err("ERROR: Parser Relay pins failure\n");
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return -2;
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}
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log_nrml("Parser relay pins [%s]\n", str);
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{
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char *ptr;
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int i;
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ptr = strtok(str, ",");
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if( NULL == ptr )
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{
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log_err("relay pins format failure, can not find ',' in it.\n");
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return -2;
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}
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hal_ctx->light_cnt = 1;
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hal_ctx->light_pins[0] = atoi(ptr);
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for(i=0; i<LIGHT_MAX; i++)
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{
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ptr = strtok(NULL, ",");
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if( NULL != ptr)
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{
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hal_ctx->light_pins[i+1] = atoi(ptr);
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hal_ctx->light_cnt ++;
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}
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}
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}
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hal_ctx->infrared_pin=iniparser_getint(ini, "hardware:infrared_pin", 0);
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log_nrml("Parser infrared pin connected BCM #pin number [%d]\n", hal_ctx->infrared_pin);
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hal_ctx->light_intval = iniparser_getint(ini, "hardware:light_intval", 20);
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log_nrml("Parser inbreak fill-in light interval time [%d]\n", hal_ctx->light_intval);
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hal_ctx->lux_threshold = iniparser_getdouble(ini, "hardware:lux_threshold", 0.1);
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log_nrml("Parser fill-in light threshold lux [%.03f]\n", hal_ctx->lux_threshold);
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/*+------------------------------------------------------+
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*| parser broker settings |
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*+------------------------------------------------------+*/
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if( !(str=iniparser_getstring(ini, "broker:hostname", NULL)) )
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{
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log_err("ERROR: Parser broker server hostname failure\n");
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return -2;
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}
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strncpy(mqtt_ctx->host, str, sizeof(mqtt_ctx->host) );
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if( (val=iniparser_getint(ini, "broker:port", -1)) < 0 )
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{
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log_err("ERROR: Parser broker server port failure\n");
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return -2;
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}
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mqtt_ctx->port = val;
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log_nrml("Parser broker server [%s:%d]\n", mqtt_ctx->host, mqtt_ctx->port);
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str=iniparser_getstring(ini, "broker:username", NULL);
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strncpy(mqtt_ctx->uid, str, sizeof(mqtt_ctx->uid) );
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str=iniparser_getstring(ini, "broker:password", NULL);
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strncpy(mqtt_ctx->pwd, str, sizeof(mqtt_ctx->pwd) );
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log_nrml("Parser broker author by [%s:%s]\n", mqtt_ctx->uid, mqtt_ctx->pwd);
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mqtt_ctx->keepalive = iniparser_getint(ini, "broker:keepalive", 30);
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log_nrml("Parser broker keepalive timeout [%d] seconds\n", mqtt_ctx->keepalive);
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/*+------------------------------------------------------+
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*| parser subscriber settings |
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*+------------------------------------------------------+*/
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if( !(str=iniparser_getstring(ini, "subsciber:subTopic", NULL)) )
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{
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log_err("ERROR: Parser MQTT subscribe topic failure\n");
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return -2;
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}
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strncpy(mqtt_ctx->subTopic, str, sizeof(mqtt_ctx->subTopic) );
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mqtt_ctx->subQos = iniparser_getint(ini, "subsciber:subQos", 0);
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log_nrml("Parser subscriber topic \"%s\" with Qos[%d]\n", mqtt_ctx->subTopic, mqtt_ctx->subQos);
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return 0;
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}
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