icwmp/config.c
2022-07-14 12:51:28 +00:00

751 lines
19 KiB
C
Executable file

/*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* Copyright (C) 2013-2021 iopsys Software Solutions AB
* Author Mohamed Kallel <mohamed.kallel@pivasoftware.com>
* Author Ahmed Zribi <ahmed.zribi@pivasoftware.com>
* Author Omar Kallel <omar.kallel@pivasoftware.com>
*/
#include <string.h>
#include <stdlib.h>
#include "common.h"
#include "config.h"
#include "log.h"
#include "reboot.h"
#include "ubus_utils.h"
#include "ssl_utils.h"
#include "datamodel_interface.h"
#include "heartbeat.h"
pthread_mutex_t mutex_config_load = PTHREAD_MUTEX_INITIALIZER;
void get_dhcp_vend_info_cb(struct ubus_request *req, int type __attribute__((unused)), struct blob_attr *msg)
{
if (req == NULL || msg == NULL)
return;
char **v_info = (char **)req->priv;
if (v_info == NULL)
return;
struct blob_attr *param;
size_t rem;
enum {
E_VENDOR_INFO,
__E_MAX
};
const struct blobmsg_policy p[__E_MAX] = {
{ "vendorspecinf", BLOBMSG_TYPE_STRING },
};
blobmsg_for_each_attr(param, msg, rem) {
if (strcmp(blobmsg_name(param), "data") == 0) {
struct blob_attr *tb[__E_MAX] = {NULL};
if (blobmsg_parse(p, __E_MAX, tb, blobmsg_data(param), blobmsg_len(param)) != 0) {
return;
}
if (tb[E_VENDOR_INFO]) {
char *info = blobmsg_get_string(tb[E_VENDOR_INFO]);
int len = strlen(info) + 1;
*v_info = (char *)malloc(len);
if (*v_info == NULL)
return;
memset(*v_info, 0, len);
snprintf(*v_info, len, "%s", info);
}
break;
}
}
return;
}
bool configure_dhcp_options(char *vendspecinf)
{
if (vendspecinf == NULL) {
CWMP_LOG(DEBUG, "No vendor specific info found");
return false;
}
// extract url from vendor info
int len = CWMP_STRLEN(vendspecinf) + 1;
char vend_info[len];
memset(vend_info, 0, len);
snprintf(vend_info, len, "%s", vendspecinf);
if (strncmp(vend_info, "http://", 7) == 0 || strncmp(vend_info, "https://", 8) == 0) {
uci_set_value_by_path(UCI_DHCP_ACS_URL, vend_info, UCI_STANDARD_CONFIG);
CWMP_LOG(DEBUG, "dhcp url: %s", vend_info);
cwmp_commit_package("cwmp", UCI_STANDARD_CONFIG);
return true;
}
bool update_uci = false;
char *temp = strtok(vend_info, " ");
while (temp) {
if (strncmp(temp, "1=", 2) == 0) {
char *pos = temp + 2;
if (CWMP_STRLEN(pos)) {
uci_set_value_by_path(UCI_DHCP_ACS_URL, pos, UCI_STANDARD_CONFIG);
CWMP_LOG(DEBUG, "dhcp url: %s", pos);
update_uci = true;
}
}
if (strncmp(temp, "2=", 2) == 0) {
char *pos = temp + 2;
if (CWMP_STRLEN(pos)) {
uci_set_value_by_path(UCI_DHCP_CPE_PROV_CODE, pos, UCI_STANDARD_CONFIG);
update_uci = true;
}
}
if (strncmp(temp, "3=", 2) == 0) {
char *pos = temp + 2;
if (CWMP_STRLEN(pos)) {
uci_set_value_by_path(UCI_DHCP_ACS_RETRY_MIN_WAIT_INTERVAL, pos, UCI_STANDARD_CONFIG);
update_uci = true;
}
}
if (strncmp(temp, "4=", 2) == 0) {
char *pos = temp + 2;
if (CWMP_STRLEN(pos)) {
uci_set_value_by_path(UCI_DHCP_ACS_RETRY_INTERVAL_MULTIPLIER, pos, UCI_STANDARD_CONFIG);
update_uci = true;
}
}
temp = strtok(NULL, " ");
}
if (update_uci)
cwmp_commit_package("cwmp", UCI_STANDARD_CONFIG);
cwmp_uci_reinit();
return update_uci;
}
static void get_dhcp_vendor_info(char *intf)
{
if (intf == NULL)
return;
char ubus_obj[100] = {0};
snprintf(ubus_obj, sizeof(ubus_obj), "network.interface.%s", intf);
struct blob_buf b;
memset(&b, 0, sizeof(struct blob_buf));
blob_buf_init(&b, 0);
char *vendor_info = NULL;
if (icwmp_ubus_invoke(ubus_obj, "status", b.head, get_dhcp_vend_info_cb, &vendor_info) == 0) {
CWMP_LOG(DEBUG, "vendor info: %s", vendor_info);
configure_dhcp_options(vendor_info);
}
FREE(vendor_info);
blob_buf_free(&b);
}
static char* get_value_from_uci_option(struct uci_option *tb) {
if (tb == NULL)
return NULL;
if (tb->type == UCI_TYPE_STRING) {
return tb->v.string;
}
return NULL;
}
static void config_get_cpe_elements(struct config *conf, struct uci_section *s)
{
enum {
UCI_CPE_UBUS_SOCKET_PATH,
UCI_CPE_LOG_FILE_NAME,
UCI_CPE_LOG_MAX_SIZE,
UCI_CPE_ENABLE_STDOUT_LOG,
UCI_CPE_ENABLE_FILE_LOG,
UCI_LOG_SEVERITY_PATH,
UCI_CPE_ENABLE_SYSLOG,
UCI_CPE_AMD_VERSION,
UCI_CPE_DEFAULT_WAN_IFACE,
__MAX_NUM_UCI_CPE_ATTRS,
};
const struct uci_parse_option cpe_opts[] = {
{ .name = "ubus_socket", .type = UCI_TYPE_STRING },
{ .name = "log_file_name", .type = UCI_TYPE_STRING },
{ .name = "log_max_size", .type = UCI_TYPE_STRING },
{ .name = "log_to_console", .type = UCI_TYPE_STRING },
{ .name = "log_to_file", .type = UCI_TYPE_STRING },
{ .name = "log_severity", .type = UCI_TYPE_STRING },
{ .name = "log_to_syslog", .type = UCI_TYPE_STRING },
{ .name = "amd_version", .type = UCI_TYPE_STRING },
{ .name = "default_wan_interface", .type = UCI_TYPE_STRING },
};
struct uci_option *cpe_tb[__MAX_NUM_UCI_CPE_ATTRS] = {0};
uci_parse_section(s, cpe_opts, __MAX_NUM_UCI_CPE_ATTRS, cpe_tb);
conf->ubus_socket = CWMP_STRDUP(get_value_from_uci_option(cpe_tb[UCI_CPE_UBUS_SOCKET_PATH]));
CWMP_LOG(DEBUG, "CWMP CONFIG - ubus socket: %s", conf->ubus_socket ? conf->ubus_socket : "");
log_set_log_file_name(get_value_from_uci_option(cpe_tb[UCI_CPE_LOG_FILE_NAME]));
log_set_file_max_size(get_value_from_uci_option(cpe_tb[UCI_CPE_LOG_MAX_SIZE]));
log_set_on_console(get_value_from_uci_option(cpe_tb[UCI_CPE_ENABLE_STDOUT_LOG]));
log_set_on_file(get_value_from_uci_option(cpe_tb[UCI_CPE_ENABLE_FILE_LOG]));
log_set_severity_idx(get_value_from_uci_option(cpe_tb[UCI_LOG_SEVERITY_PATH]));
log_set_on_syslog(get_value_from_uci_option(cpe_tb[UCI_CPE_ENABLE_SYSLOG]));
conf->amd_version = DEFAULT_AMD_VERSION;
char *version = get_value_from_uci_option(cpe_tb[UCI_CPE_AMD_VERSION]);
if (version != NULL) {
int a = atoi(version);
if (a >= 1 && a <= 6) {
conf->amd_version = a;
}
}
conf->supported_amd_version = conf->amd_version;
CWMP_LOG(DEBUG, "CWMP CONFIG - amendement version: %d", conf->amd_version);
if (cpe_tb[UCI_CPE_DEFAULT_WAN_IFACE]) {
conf->default_wan_iface = strdup(get_value_from_uci_option(cpe_tb[UCI_CPE_DEFAULT_WAN_IFACE]));
} else {
conf->default_wan_iface = strdup("wan");
}
CWMP_LOG(DEBUG, "CWMP CONFIG - default wan interface: %s", conf->default_wan_iface);
}
static void config_get_acs_elements(struct config *conf, struct uci_section *s)
{
enum {
UCI_ACS_IPV6_ENABLE,
UCI_ACS_SSL_CAPATH,
HTTP_DISABLE_100CONTINUE,
UCI_ACS_INSECURE_ENABLE,
__MAX_NUM_UCI_ACS_ATTRS,
};
const struct uci_parse_option acs_opts[] = {
{ .name = "ipv6_enable", .type = UCI_TYPE_STRING },
{ .name = "ssl_capath", .type = UCI_TYPE_STRING },
{ .name = "http_disable_100continue", .type = UCI_TYPE_STRING },
{ .name = "insecure_enable", .type = UCI_TYPE_STRING },
};
struct uci_option *acs_tb[__MAX_NUM_UCI_ACS_ATTRS];
memset(acs_tb, 0, sizeof(acs_tb));
uci_parse_section(s, acs_opts, __MAX_NUM_UCI_ACS_ATTRS, acs_tb);
conf->ipv6_enable = uci_str_to_bool(get_value_from_uci_option(acs_tb[UCI_ACS_IPV6_ENABLE]));
CWMP_LOG(DEBUG, "CWMP CONFIG - ipv6 enable: %d", conf->ipv6_enable);
conf->acs_ssl_capath = CWMP_STRDUP(get_value_from_uci_option(acs_tb[UCI_ACS_SSL_CAPATH]));
CWMP_LOG(DEBUG, "CWMP CONFIG - acs ssl cpath: %s", conf->acs_ssl_capath ? conf->acs_ssl_capath : "");
conf->http_disable_100continue = uci_str_to_bool(get_value_from_uci_option(acs_tb[HTTP_DISABLE_100CONTINUE]));
CWMP_LOG(DEBUG, "CWMP CONFIG - http disable 100continue: %d", conf->http_disable_100continue);
conf->insecure_enable = uci_str_to_bool(get_value_from_uci_option(acs_tb[UCI_ACS_INSECURE_ENABLE]));
CWMP_LOG(DEBUG, "CWMP CONFIG - acs insecure enable: %d", conf->insecure_enable);
}
int get_preinit_config(struct config *conf)
{
struct uci_context *ctx;
struct uci_package *pkg;
struct uci_element *e;
ctx = uci_alloc_context();
if (!ctx)
return CWMP_GEN_ERR;
if (uci_load(ctx, "cwmp", &pkg)) {
uci_free_context(ctx);
return CWMP_GEN_ERR;
}
uci_foreach_element(&pkg->sections, e) {
struct uci_section *s = uci_to_section(e);
if (strcmp(s->type, "acs") == 0) {
config_get_acs_elements(conf, s);
} else if (strcmp(s->type, "cpe") == 0) {
config_get_cpe_elements(conf, s);
}
}
uci_free_context(ctx);
return CWMP_OK;
}
static char* get_alternate_option_value(bool discovery_enable, char *acs_val, char *dhcp_val)
{
if ((discovery_enable == true || CWMP_STRLEN(acs_val) == 0) && (CWMP_STRLEN(dhcp_val) != 0)) {
return dhcp_val;
} else if (CWMP_STRLEN(acs_val) != 0) {
return acs_val;
}
return NULL;
}
int get_global_config(struct config *conf)
{
int error;
char *value = NULL, *value2 = NULL, *value3 = NULL;
if ((error = uci_get_value(UCI_CPE_CWMP_ENABLE, &value)) == CWMP_OK) {
if (value != NULL && uci_str_to_bool(value) == false) {
FREE(value);
CWMP_LOG(ERROR, "CWMP service is disabled");
exit(0);
}
}
FREE(value);
error = get_connection_interface(conf->default_wan_iface);
if (error != CWMP_OK) {
CWMP_LOG(DEBUG, "Failed to get interface [%s] details", conf->default_wan_iface);
return error;
}
bool discovery_enable = false;
error = uci_get_value(UCI_DHCP_DISCOVERY_PATH, &value);
// now read the vendor info from ifstatus before reading the DHCP_ACS_URL from uci
if (error == CWMP_OK && value != NULL) {
discovery_enable = uci_str_to_bool(value);
if (discovery_enable == true && conf->default_wan_iface != NULL) {
get_dhcp_vendor_info(conf->default_wan_iface);
}
}
FREE(value);
uci_get_value(UCI_ACS_URL_PATH, &value2);
uci_get_value(UCI_DHCP_ACS_URL, &value3);
FREE(conf->acsurl);
conf->acsurl = CWMP_STRDUP(get_alternate_option_value(discovery_enable, value2, value3));
FREE(value2);
FREE(value3);
if (conf->acsurl == NULL) {
return CWMP_GEN_ERR;
}
if ((error = uci_get_value(UCI_ACS_USERID_PATH, &value)) == CWMP_OK) {
if (value != NULL) {
FREE(conf->acs_userid);
conf->acs_userid = strdup(value);
FREE(value);
}
} else {
return error;
}
if ((error = uci_get_value(UCI_ACS_PASSWD_PATH, &value)) == CWMP_OK) {
if (value != NULL) {
FREE(conf->acs_passwd);
conf->acs_passwd = strdup(value);
FREE(value);
}
} else {
return error;
}
if ((error = uci_get_value(UCI_ACS_COMPRESSION, &value)) == CWMP_OK) {
conf->compression = COMP_NONE;
if (conf->amd_version >= AMD_5 && value != NULL) {
if (0 == strcasecmp(value, "gzip")) {
conf->compression = COMP_GZIP;
} else if (0 == strcasecmp(value, "deflate")) {
conf->compression = COMP_DEFLATE;
} else {
conf->compression = COMP_NONE;
}
}
FREE(value);
} else {
conf->compression = COMP_NONE;
}
conf->retry_min_wait_interval = DEFAULT_RETRY_MINIMUM_WAIT_INTERVAL;
uci_get_value(UCI_ACS_RETRY_MIN_WAIT_INTERVAL, &value2);
uci_get_value(UCI_DHCP_ACS_RETRY_MIN_WAIT_INTERVAL, &value3);
char *op_interval = get_alternate_option_value(discovery_enable, value2, value3);
if (op_interval != NULL) {
if (conf->amd_version >= AMD_3) {
int a = atoi(op_interval);
if (a <= 65535 && a >= 1) {
conf->retry_min_wait_interval = a;
}
}
}
FREE(value2);
FREE(value3);
conf->retry_interval_multiplier = DEFAULT_RETRY_INTERVAL_MULTIPLIER;
uci_get_value(UCI_ACS_RETRY_INTERVAL_MULTIPLIER, &value2);
uci_get_value(UCI_DHCP_ACS_RETRY_INTERVAL_MULTIPLIER, &value3);
char *op_multi = get_alternate_option_value(discovery_enable, value2, value3);
if (op_multi != NULL) {
if (conf->amd_version >= AMD_3) {
int a = atoi(op_multi);
if (a <= 65535 && a >= 1000) {
conf->retry_interval_multiplier = a;
}
}
}
FREE(value2);
FREE(value3);
if ((error = uci_get_value(UCI_CPE_USERID_PATH, &value)) == CWMP_OK) {
FREE(conf->cpe_userid);
if (value != NULL) {
conf->cpe_userid = strdup(value);
FREE(value);
} else {
conf->cpe_userid = strdup("");
}
} else {
return error;
}
if ((error = uci_get_value(UCI_CPE_PASSWD_PATH, &value)) == CWMP_OK) {
FREE(conf->cpe_passwd);
if (value != NULL) {
conf->cpe_passwd = strdup(value);
FREE(value);
} else {
conf->cpe_passwd = strdup("");
}
} else {
return error;
}
if ((error = uci_get_value(UCI_CPE_PORT_PATH, &value)) == CWMP_OK) {
int a = 0;
if (value != NULL) {
a = atoi(value);
FREE(value);
}
if (a == 0) {
CWMP_LOG(INFO, "Set the connection request port to the default value: %d", DEFAULT_CONNECTION_REQUEST_PORT);
conf->connection_request_port = DEFAULT_CONNECTION_REQUEST_PORT;
} else {
conf->connection_request_port = a;
}
} else {
return error;
}
if ((error = uci_get_value(UCI_CPE_CRPATH_PATH, &value)) == CWMP_OK) {
FREE(conf->connection_request_path);
if (value == NULL)
conf->connection_request_path = strdup("/");
else {
if (value[0] == '/')
conf->connection_request_path = strdup(value);
else {
char cr_path[512];
snprintf(cr_path, sizeof(cr_path), "/%s", value);
conf->connection_request_path = strdup(cr_path);
}
FREE(value);
}
} else {
return error;
}
if ((error = uci_get_value(UCI_CPE_NOTIFY_PERIODIC_ENABLE, &value)) == CWMP_OK) {
bool a = true;
if (value != NULL) {
a = uci_str_to_bool(value);
FREE(value);
}
conf->periodic_notify_enable = a;
} else {
return error;
}
if ((error = uci_get_value(UCI_CPE_NOTIFY_PERIOD, &value)) == CWMP_OK) {
int a = 0;
if (value != NULL) {
a = atoi(value);
FREE(value);
}
if (a == 0) {
CWMP_LOG(INFO, "Set notify period to the default value: %d", DEFAULT_NOTIFY_PERIOD);
conf->periodic_notify_interval = DEFAULT_NOTIFY_PERIOD;
} else {
conf->periodic_notify_interval = a;
}
} else {
return error;
}
if ((error = uci_get_value(UCI_PERIODIC_INFORM_TIME_PATH, &value)) == CWMP_OK) {
if (value != NULL) {
conf->time = convert_datetime_to_timestamp(value);
FREE(value);
} else {
conf->time = 0;
}
} else {
return error;
}
char *entropy = generate_random_string(sizeof(unsigned int));
if (entropy != NULL) {
conf->periodic_entropy = (unsigned int)strtoul(entropy, NULL, 16);
free(entropy);
}
if ((error = uci_get_value(UCI_PERIODIC_INFORM_INTERVAL_PATH, &value)) == CWMP_OK) {
int a = 0;
if (value != NULL) {
a = atoi(value);
FREE(value);
}
if (a >= PERIOD_INFORM_MIN) {
conf->period = a;
} else {
CWMP_LOG(ERROR, "Period interval of periodic inform should be > %ds. Set to default: %ds", PERIOD_INFORM_MIN, PERIOD_INFORM_DEFAULT);
conf->period = PERIOD_INFORM_DEFAULT;
}
} else {
return error;
}
if ((error = uci_get_value(UCI_PERIODIC_INFORM_ENABLE_PATH, &value)) == CWMP_OK) {
conf->periodic_enable = uci_str_to_bool(value);
FREE(value);
} else {
return error;
}
if ((error = uci_get_value(UCI_CPE_INSTANCE_MODE, &value)) == CWMP_OK) {
if (value != NULL) {
if (0 == strcmp(value, "InstanceNumber")) {
conf->instance_mode = INSTANCE_MODE_NUMBER;
} else {
conf->instance_mode = INSTANCE_MODE_ALIAS;
}
FREE(value);
} else {
conf->instance_mode = DEFAULT_INSTANCE_MODE;
}
} else {
return error;
}
if ((error = uci_get_value(UCI_CPE_SESSION_TIMEOUT, &value)) == CWMP_OK) {
conf->session_timeout = DEFAULT_SESSION_TIMEOUT;
if (value != NULL) {
int a = atoi(value);
if (a >= 1) {
conf->session_timeout = a;
}
FREE(value);
}
} else {
return error;
}
if ((error = uci_get_value(LW_NOTIFICATION_ENABLE, &value)) == CWMP_OK) {
conf->lw_notification_enable = uci_str_to_bool(value);
FREE(value);
} else {
return error;
}
if ((error = uci_get_value(LW_NOTIFICATION_HOSTNAME, &value)) == CWMP_OK) {
FREE(conf->lw_notification_hostname);
if (value != NULL) {
conf->lw_notification_hostname = strdup(value);
FREE(value);
} else {
conf->lw_notification_hostname = strdup(conf->acsurl ? conf->acsurl : "");
}
} else {
return error;
}
if ((error = uci_get_value(LW_NOTIFICATION_PORT, &value)) == CWMP_OK) {
if (value != NULL) {
int a = atoi(value);
conf->lw_notification_port = a;
FREE(value);
} else {
conf->lw_notification_port = DEFAULT_LWN_PORT;
}
} else {
return error;
}
if (uci_get_value(UCI_CPE_SCHEDULE_REBOOT, &value) == CWMP_OK) {
if (value != NULL) {
conf->schedule_reboot = convert_datetime_to_timestamp(value);
FREE(value);
} else {
conf->schedule_reboot = 0;
}
} else {
return error;
}
if (uci_get_value(UCI_CPE_DELAY_REBOOT, &value) == CWMP_OK) {
int delay = -1;
if (value != NULL) {
delay = atoi(value);
FREE(value);
}
conf->delay_reboot = delay;
} else {
return error;
}
if (uci_get_value(UCI_CPE_FORCED_INFORM_JSON, &value) == CWMP_OK) {
FREE(conf->forced_inform_json_file);
if (value != NULL) {
conf->forced_inform_json_file = strdup(value);
FREE(value);
} else {
conf->forced_inform_json_file = NULL;
}
}
if (uci_get_value(UCI_CPE_BOOT_INFORM_JSON, &value) == CWMP_OK) {
FREE(conf->boot_inform_json_file);
if (value != NULL) {
conf->boot_inform_json_file = strdup(value);
FREE(value);
} else {
conf->boot_inform_json_file = NULL;
}
}
if (uci_get_value(UCI_CPE_JSON_CUSTOM_NOTIFY_FILE, &value) == CWMP_OK) {
FREE(conf->custom_notify_json);
if (value != NULL) {
conf->custom_notify_json = strdup(value);
FREE(value);
} else {
conf->custom_notify_json = NULL;
}
}
if ((error = uci_get_value(UCI_ACS_HEARTBEAT_ENABLE, &value)) == CWMP_OK) {
conf->heart_beat_enable = uci_str_to_bool(value);
FREE(value);
} else {
return error;
}
if ((error = uci_get_value(UCI_ACS_HEARTBEAT_INTERVAL, &value)) == CWMP_OK) {
int a = 30;
if (value != NULL) {
a = atoi(value);
FREE(value);
}
conf->heartbeat_interval = a;
} else {
return error;
}
if ((error = uci_get_value(UCI_ACS_HEARTBEAT_TIME, &value)) == CWMP_OK) {
if (value != NULL) {
conf->heart_time = convert_datetime_to_timestamp(value);
FREE(value);
} else {
conf->heart_time = 0;
}
} else {
return error;
}
return CWMP_OK;
}
int global_conf_init(struct cwmp *cwmp)
{
int error = CWMP_OK;
pthread_mutex_lock(&mutex_config_load);
if ((error = get_global_config(&(cwmp->conf)))) {
cwmp->init_complete = false;
goto end;
}
cwmp->init_complete = true;
/* Launch reboot methods if needed */
launch_reboot_methods(cwmp);
end:
pthread_mutex_unlock(&mutex_config_load);
return error;
}
void cwmp_config_load(struct cwmp *cwmp)
{
int ret;
cwmp_uci_reinit();
ret = global_conf_init(cwmp);
while (ret != CWMP_OK && thread_end != true) {
CWMP_LOG(DEBUG, "Error reading uci ret = %d", ret);
sleep(UCI_OPTION_READ_INTERVAL);
cwmp_uci_reinit();
ret = global_conf_init(cwmp);
}
}
int cwmp_get_deviceid(struct cwmp *cwmp)
{
cwmp_get_leaf_value("Device.DeviceInfo.Manufacturer", &cwmp->deviceid.manufacturer);
cwmp_get_leaf_value("Device.DeviceInfo.SerialNumber", &cwmp->deviceid.serialnumber);
cwmp_get_leaf_value("Device.DeviceInfo.ProductClass", &cwmp->deviceid.productclass);
cwmp_get_leaf_value("Device.DeviceInfo.ManufacturerOUI", &cwmp->deviceid.oui);
cwmp_get_leaf_value("Device.DeviceInfo.SoftwareVersion", &cwmp->deviceid.softwareversion);
return CWMP_OK;
}
int cwmp_config_reload(struct cwmp *cwmp)
{
memset(&cwmp->env, 0, sizeof(struct env));
int err = global_conf_init(cwmp);
if (err != CWMP_OK)
return err;
return CWMP_OK;
}