4 * Created on: Dec 9, 2010
8 #include "DeviceConfig.hh"
13 #include "DataReader.hh"
14 #include "FileUtil.hh"
18 #include "private/uci_config.h"
23 string DeviceConfig::store_base_dir = DEFAULT_STORAGE_BASE_DIR;
24 long DeviceConfig::read_interval_seconds = 600;
26 ConfigHandle::ConfigHandle(uci_context *ctx_param,
27 uci_package *pkg_param,
28 const char *short_fname_param,
29 const char *full_fname_param) {
32 short_fname = strdup(short_fname_param);
33 full_fname = strdup(full_fname_param);
36 ConfigHandle::~ConfigHandle() {
37 uci_unload(_ctx, _pkg);
38 uci_free_context(_ctx);
43 DeviceConfig::DeviceConfig(string device_id_param) {
46 device_id = device_id_param;
47 uci_handle = load_device_config(device_id_param);
48 if (uci_handle != NULL) {
49 succ = get_config_value(DEVICE_CONFIG_VALUE_KEY__TYPE, device_type);
51 log_error("Could not read device type from the configuration file.\n");
55 log_error("Could not read device configuration.\n");
59 DeviceConfig::~DeviceConfig() {
62 if (uci_handle != NULL) {
63 suc = uci_save_config_values(uci_handle->_ctx,
66 log_debug("saved the configuration file: %s\n", uci_handle->full_fname);
73 void DeviceConfig::set_base_dir_name(string store_param) {
77 pos = store_param.find_last_of("/");
78 b_count = store_param.length();
79 if (pos == (b_count - 1)) {
80 store_base_dir = store_param;
83 store_base_dir = store_param + "/";
87 long DeviceConfig::get_read_interval_seconds() {
88 return read_interval_seconds;
91 void DeviceConfig::set_read_interval_seconds(long seconds_param) {
92 read_interval_seconds = seconds_param;
95 string DeviceConfig::get_base_dir_name() {
96 return store_base_dir;
99 string DeviceConfig::get_config_path_name() {
103 path_name = DeviceConfig::get_base_dir_name();
104 ret_val = FileUtil::concat_paths(path_name, device_id);
108 string DeviceConfig::get_config_file_name() {
112 fname_base = DEVICE_CONFIG__FILE_NAME;
113 ret_val = get_config_path_name();
114 ret_val = FileUtil::concat_paths(ret_val, fname_base);
118 string DeviceConfig::get_pathless_config_file_name() {
119 return DEVICE_CONFIG__FILE_NAME;
122 bool DeviceConfig::get_config_value(string key, string& value) {
128 if ((uci_handle != NULL) &&
129 (uci_handle->_ctx != NULL) &&
130 (uci_handle->_pkg != NULL)) {
131 if (key.empty() == false) {
132 ret = uci_get_config_value(uci_handle->_ctx,
134 DEVICE_CONFIG__SECTION_NAME,
142 log_error("Failed to read configuration value, key was empty string.\n");
146 log_error("Failed to read configuration value for key: %s. Invalid handle to configuration file.\n", key.c_str());
151 bool DeviceConfig::set_config_value(string key,
153 bool save_immediately) {
158 cfg_dir = get_config_path_name();
159 cfg_fl = DEVICE_CONFIG__FILE_NAME;
160 if (uci_handle != NULL) {
161 if ((uci_handle->_ctx != NULL) &&
162 (uci_handle->_pkg != NULL) &&
163 (uci_handle->short_fname != NULL) &&
164 (uci_handle->full_fname != NULL)) {
165 //log_debug("uci_handle != null, short_name: %s, full_name: %s\n",
166 // uci_handle->short_fname, uci_handle->full_fname);
167 //log_debug("key: %s, value: %s\n", key.c_str(), value.c_str());
168 ret_val = uci_set_config_value(uci_handle->_ctx,
170 uci_handle->short_fname,
171 uci_handle->full_fname,
172 DEVICE_CONFIG__SECTION_TYPE,
173 DEVICE_CONFIG__SECTION_NAME,
179 log_error("Could not set config value for device %s: key: %s, value: %s. Invalid filename in handle.\n",
180 device_id.c_str(), key.c_str(), value.c_str());
184 log_error("Could not set config value for device %s: key: %s, value: %s. Invalid handle to config file\n",
185 device_id.c_str(), key.c_str(), value.c_str());
190 // TODO: This function should be moved else where or it should be dynamic...
191 EnumSummaryCalculationType DeviceConfig::get_summary_calculation_type() {
192 if (device_type.empty() == false) {
193 if (device_type.compare("Counter Device") == 0) {
200 ConfigHandle *DeviceConfig::load_device_config(string device_id_param) {
202 struct uci_context *ctx;
203 struct uci_package *pkg;
207 ConfigHandle *ret_val;
211 cfg_dir = get_config_path_name();
212 if (cfg_dir.empty() == false) {
213 fname_full = get_config_file_name();
214 if (FileUtil::file_exist(fname_full.c_str(), false) == false)
215 FileUtil::mkfile(fname_full.c_str(), false);
216 if (access(fname_full.c_str(), R_OK) == 0) {
217 ctx = uci_alloc_context();
219 log_debug("configuration file: %s\n", fname_full.c_str());
220 uci_set_confdir(ctx, cfg_dir.c_str());
221 err_flg = uci_load(ctx, fname_full.c_str(), &pkg);
222 if (err_flg == UCI_OK) {
223 //log_debug("Loaded device configuration: %s.\n", cfg_fl.c_str());
224 fname_base = get_pathless_config_file_name();
225 ret_val = new ConfigHandle(ctx,
231 log_debug("Failed to load device configuration: %s, err code: %d.\n", fname_full.c_str(), UCI_OK);
232 fp = fopen(fname_full.c_str(), "w+");
235 //uci_free_context(ctx);
239 log_error("Failed to load device configuration, memory allocation error.\n");
240 fp = fopen(fname_full.c_str(), "w+");
246 log_error("Failed to load device configuration, file does not exist: %s.\n", fname_full.c_str());
252 DeviceConfig *DeviceConfig::get_device_config(string device_id_param) {
253 DeviceConfig *ret_val;
255 ret_val = new DeviceConfig(device_id_param);