#include <string.h>
#include <malloc.h>
-#include "log.h"
-
#include "DataReader.hh"
#include "FileUtil.hh"
+#include "log.h"
+#include "config.h"
+#include "private/uci_config.h"
+
using namespace std;
using namespace plp;
-string DeviceConfig::store_base_dir = DEFAULT_STORAGE_BASE_DIR;
+string DeviceConfig::store_base_dir = DEFAULT_STORAGE_BASE_DIR;
+long DeviceConfig::read_interval_seconds = 600;
-ConfigHandle::ConfigHandle(uci_context *ctx_param, uci_package *pkg_param) {
- _ctx = ctx_param;
- _pkg = pkg_param;
+ConfigHandle::ConfigHandle(uci_context *ctx_param,
+ uci_package *pkg_param,
+ const char *short_fname_param,
+ const char *full_fname_param) {
+ _ctx = ctx_param;
+ _pkg = pkg_param;
+ short_fname = strdup(short_fname_param);
+ full_fname = strdup(full_fname_param);
}
ConfigHandle::~ConfigHandle() {
uci_unload(_ctx, _pkg);
uci_free_context(_ctx);
+ free(short_fname);
+ free(full_fname);
}
DeviceConfig::DeviceConfig(string device_id_param) {
+ bool succ;
+
device_id = device_id_param;
uci_handle = load_device_config(device_id_param);
if (uci_handle != NULL) {
- device_type = get_cfg_value(DEVICE_CONFIG_VALUE_KEY__TYPE);
+ succ = get_config_value(DEVICE_CONFIG_VALUE_KEY__TYPE, device_type);
+ if (succ == false) {
+ log_error("Could not read device type from the configuration file.\n");
+ }
}
else {
log_error("Could not read device configuration.\n");
}
DeviceConfig::~DeviceConfig() {
+ bool suc;
+
if (uci_handle != NULL) {
+ suc = uci_save_config_values(uci_handle->_ctx,
+ uci_handle->_pkg);
+ if (suc == true) {
+ log_debug("saved the configuration file: %s\n", uci_handle->full_fname);
+ }
delete(uci_handle);
uci_handle = NULL;
}
}
}
+long DeviceConfig::get_read_interval_seconds() {
+ return read_interval_seconds;
+}
+
+void DeviceConfig::set_read_interval_seconds(long seconds_param) {
+ read_interval_seconds = seconds_param;
+}
+
string DeviceConfig::get_base_dir_name() {
return store_base_dir;
}
-string DeviceConfig::get_dir_name(string device_id_param) {
+string DeviceConfig::get_config_path_name() {
string ret_val;
- string d_name;
+ string path_name;
- d_name = DeviceConfig::get_base_dir_name();
- ret_val = FileUtil::concat_paths(d_name, device_id_param);
+ path_name = DeviceConfig::get_base_dir_name();
+ ret_val = FileUtil::concat_paths(path_name, device_id);
return ret_val;
}
-string DeviceConfig::get_file_name(string device_id_param) {
+string DeviceConfig::get_config_file_name() {
string ret_val;
- string fname;
+ string fname_base;
- fname = DEVICE_CONFIG__FILE_NAME;
- ret_val = get_dir_name(device_id);
- ret_val = FileUtil::concat_paths(ret_val, fname);
+ fname_base = DEVICE_CONFIG__FILE_NAME;
+ ret_val = get_config_path_name();
+ ret_val = FileUtil::concat_paths(ret_val, fname_base);
return ret_val;
}
-string DeviceConfig::get_cfg_value(string key) {
- struct uci_section *section;
- struct uci_option *option;
- string ret_val;
+string DeviceConfig::get_pathless_config_file_name() {
+ return DEVICE_CONFIG__FILE_NAME;
+}
- if (uci_handle != NULL) {
- section = uci_lookup_section(uci_handle->_ctx, uci_handle->_pkg, DEVICE_CONFIG__SECTION_NAME);
- if (section != NULL) {
- option = uci_lookup_option(uci_handle->_ctx, section, key.c_str());
- if (option != NULL) {
- switch (option->type) {
- case UCI_TYPE_STRING:
- //log_info("key: %s option name: %s, value: %s\n", key.c_str(), option->e.name, option->v.string);
- ret_val = option->v.string;
- break;
- default:
- log_error("key: %s Failed to read parameter value\n", key.c_str());
- break;
- }
- }
- else {
- log_error("key: %s Failed to read parameter value\n", key.c_str());
+bool DeviceConfig::get_config_value(string key, string& value) {
+ char *ret;
+ bool ret_val;
+
+ ret_val = false;
+ value.clear();
+ if ((uci_handle != NULL) &&
+ (uci_handle->_ctx != NULL) &&
+ (uci_handle->_pkg != NULL)) {
+ if (key.empty() == false) {
+ ret = uci_get_config_value(uci_handle->_ctx,
+ uci_handle->_pkg,
+ DEVICE_CONFIG__SECTION_NAME,
+ key.c_str());
+ if (ret != NULL) {
+ ret_val = true;
+ value = ret;
}
}
+ else {
+ log_error("Failed to read configuration value, key was empty string.\n");
+ }
+ }
+ else {
+ log_error("Failed to read configuration value for key: %s. Invalid handle to configuration file.\n", key.c_str());
}
return ret_val;
}
-void DeviceConfig::set_cfg_value(string key, string value) {
+bool DeviceConfig::set_config_value(string key,
+ string value,
+ bool save_immediately) {
string cfg_dir;
string cfg_fl;
+ bool ret_val;
- cfg_dir = get_dir_name(device_id);
+ cfg_dir = get_config_path_name();
cfg_fl = DEVICE_CONFIG__FILE_NAME;
- set_config_value(cfg_dir.c_str(),
- cfg_fl.c_str(),
- DEVICE_CONFIG__SECTION_TYPE,
- DEVICE_CONFIG__SECTION_NAME,
- key.c_str(),
- value.c_str());
+ if (uci_handle != NULL) {
+ if ((uci_handle->_ctx != NULL) &&
+ (uci_handle->_pkg != NULL) &&
+ (uci_handle->short_fname != NULL) &&
+ (uci_handle->full_fname != NULL)) {
+ //log_debug("uci_handle != null, short_name: %s, full_name: %s\n",
+ // uci_handle->short_fname, uci_handle->full_fname);
+ //log_debug("key: %s, value: %s\n", key.c_str(), value.c_str());
+ ret_val = uci_set_config_value(uci_handle->_ctx,
+ uci_handle->_pkg,
+ uci_handle->short_fname,
+ uci_handle->full_fname,
+ DEVICE_CONFIG__SECTION_TYPE,
+ DEVICE_CONFIG__SECTION_NAME,
+ key.c_str(),
+ value.c_str(),
+ save_immediately);
+ }
+ else {
+ log_error("Could not set config value for device %s: key: %s, value: %s. Invalid filename in handle.\n",
+ device_id.c_str(), key.c_str(), value.c_str());
+ }
+ }
+ else {
+ log_error("Could not set config value for device %s: key: %s, value: %s. Invalid handle to config file\n",
+ device_id.c_str(), key.c_str(), value.c_str());
+ }
+ return ret_val;
}
+// TODO: This function should be moved else where or it should be dynamic...
EnumSummaryCalculationType DeviceConfig::get_summary_calculation_type() {
- EnumSummaryCalculationType ret_val;
-
- ret_val = MEAN;
if (device_type.empty() == false) {
if (device_type.compare("Counter Device") == 0) {
- ret_val = DELTA;
+ return DELTA;
}
}
- return ret_val;;
+ return MEAN;
}
ConfigHandle *DeviceConfig::load_device_config(string device_id_param) {
int err_flg;
struct uci_context *ctx;
struct uci_package *pkg;
- string cfg_fl;
+ string fname_base;
+ string fname_full;
string cfg_dir;
ConfigHandle *ret_val;
+ FILE *fp;
ret_val = NULL;
- cfg_dir = get_dir_name(device_id_param);
+ cfg_dir = get_config_path_name();
if (cfg_dir.empty() == false) {
- if (access(cfg_dir.c_str(), W_OK) != 0) {
- FileUtil::mkdirs(cfg_dir.c_str());
- }
- cfg_fl = get_file_name(device_id_param);
- if (access(cfg_fl.c_str(), R_OK) == 0) {
+ fname_full = get_config_file_name();
+ if (FileUtil::file_exist(fname_full.c_str(), false) == false)
+ FileUtil::mkfile(fname_full.c_str(), false);
+ if (access(fname_full.c_str(), R_OK) == 0) {
ctx = uci_alloc_context();
if (ctx != NULL) {
- //log_debug("uci_set_confdir: %s\n", cfg_dir.c_str());
+ log_debug("configuration file: %s\n", fname_full.c_str());
uci_set_confdir(ctx, cfg_dir.c_str());
- err_flg = uci_load(ctx, cfg_fl.c_str(), &pkg);
+ err_flg = uci_load(ctx, fname_full.c_str(), &pkg);
if (err_flg == UCI_OK) {
//log_debug("Loaded device configuration: %s.\n", cfg_fl.c_str());
- ret_val = new ConfigHandle(ctx, pkg);
+ fname_base = get_pathless_config_file_name();
+ ret_val = new ConfigHandle(ctx,
+ pkg,
+ fname_base.c_str(),
+ fname_full.c_str());
}
else {
- log_debug("Failed to load device configuration: %s, err code: %d.\n", cfg_fl.c_str(), UCI_OK);
- set_cfg_value(DEVICE_CONFIG_VALUE_KEY__TYPE, "");
- uci_free_context(ctx);
+ log_debug("Failed to load device configuration: %s, err code: %d.\n", fname_full.c_str(), UCI_OK);
+ fp = fopen(fname_full.c_str(), "w+");
+ if (fp != NULL)
+ fclose(fp);
+ //uci_free_context(ctx);
}
}
else {
- log_error("Failed to load device device configuration, memory allocation error.\n");
- set_cfg_value(DEVICE_CONFIG_VALUE_KEY__TYPE, "");
+ log_error("Failed to load device configuration, memory allocation error.\n");
+ fp = fopen(fname_full.c_str(), "w+");
+ if (fp != NULL)
+ fclose(fp);
}
}
else {
- log_error("Failed to load device device configuration, file does not exist: %s.\n", cfg_fl.c_str());
+ log_error("Failed to load device configuration, file does not exist: %s.\n", fname_full.c_str());
}
}
return ret_val;
}
-DeviceConfig *DeviceConfig::get_device_config(string device_id) {
+DeviceConfig *DeviceConfig::get_device_config(string device_id_param) {
DeviceConfig *ret_val;
- ret_val = new DeviceConfig(device_id);
+ ret_val = new DeviceConfig(device_id_param);
return ret_val;
}