#include "supervisor.h"
#include "utils/log_utils.h"
#include "utils/sys_utils.h"
+#include "utils/network_emulation.h"
#include <stdio.h>
#include <assert.h>
#include "core/framework.h"
static int app_common_populate_info(void);
+static int app_common_populate_network_emulation_info(void);
+static int app_common_populate_network_emulation_change_cb(sr_session_ctx_t *session, const char *module_name, const char *xpath, sr_event_t event, uint32_t request_id, void *private_data);
int app_common_init(void) {
assert_session();
return NTS_ERR_FAILED;
}
+ network_emulation_init();
+
+ rc = app_common_populate_network_emulation_info();
+ if(rc != NTS_ERR_OK) {
+ log_error("app_common_populate_network_emulation() failed\n");
+ return NTS_ERR_FAILED;
+ }
+
+ rc = sr_module_change_subscribe(session_running, NTS_NETWORK_FUNCTION_MODULE, NTS_NF_NETWORK_EMULATION_SCHEMA_XPATH, app_common_populate_network_emulation_change_cb, NULL, 0, SR_SUBSCR_CTX_REUSE | SR_SUBSCR_UPDATE, &session_subscription);
+ if(rc != SR_ERR_OK) {
+ log_error("could not subscribe to faults");
+ return NTS_ERR_FAILED;
+ }
+
return NTS_ERR_OK;
}
static int app_common_populate_info(void) {
int rc;
+
if (framework_environment.nts.build_time && strlen(framework_environment.nts.build_time) > 0) {
- rc = sr_set_item_str(session_operational, NTS_NF_INFO_BUILD_TIME_XPATH, framework_environment.nts.build_time, 0, 0);
+ rc = sr_set_item_str(session_operational, NTS_NF_INFO_SCHEMA_XPATH"/build-time", framework_environment.nts.build_time, 0, 0);
if(rc != SR_ERR_OK) {
log_error("sr_set_item_str failed\n");
return NTS_ERR_FAILED;
}
}
- rc = sr_set_item_str(session_operational, NTS_NF_INFO_VERSION_XPATH, framework_environment.nts.version, 0, 0);
+ rc = sr_set_item_str(session_operational, NTS_NF_INFO_SCHEMA_XPATH"/version", framework_environment.nts.version, 0, 0);
if(rc != SR_ERR_OK) {
log_error("sr_set_item_str failed\n");
return NTS_ERR_FAILED;
return NTS_ERR_OK;
}
+
+static int app_common_populate_network_emulation_info(void) {
+ int rc;
+
+ rc = sr_set_item_str(session_running, NTS_NF_NETWORK_EMULATION_SCHEMA_XPATH"/limit", NETWORK_EMULATION_DEFAULT_LIMIT, 0, 0);
+ if(rc != SR_ERR_OK) {
+ log_error("sr_set_item_str failed\n");
+ return NTS_ERR_FAILED;
+ }
+
+ rc = sr_set_item_str(session_running, NTS_NF_NETWORK_EMULATION_SCHEMA_XPATH"/delay/time", "0", 0, 0);
+ if(rc != SR_ERR_OK) {
+ log_error("sr_set_item_str failed\n");
+ return NTS_ERR_FAILED;
+ }
+
+ rc = sr_set_item_str(session_running, NTS_NF_NETWORK_EMULATION_SCHEMA_XPATH"/delay/jitter", "0", 0, 0);
+ if(rc != SR_ERR_OK) {
+ log_error("sr_set_item_str failed\n");
+ return NTS_ERR_FAILED;
+ }
+
+ rc = sr_set_item_str(session_running, NTS_NF_NETWORK_EMULATION_SCHEMA_XPATH"/delay/correlation", "0", 0, 0);
+ if(rc != SR_ERR_OK) {
+ log_error("sr_set_item_str failed\n");
+ return NTS_ERR_FAILED;
+ }
+
+ rc = sr_set_item_str(session_running, NTS_NF_NETWORK_EMULATION_SCHEMA_XPATH"/delay/distribution", "normal", 0, 0);
+ if(rc != SR_ERR_OK) {
+ log_error("sr_set_item_str failed\n");
+ return NTS_ERR_FAILED;
+ }
+
+ rc = sr_set_item_str(session_running, NTS_NF_NETWORK_EMULATION_SCHEMA_XPATH"/loss", "0", 0, 0);
+ if(rc != SR_ERR_OK) {
+ log_error("sr_set_item_str failed\n");
+ return NTS_ERR_FAILED;
+ }
+
+ rc = sr_set_item_str(session_running, NTS_NF_NETWORK_EMULATION_SCHEMA_XPATH"/corruption/percentage", "0", 0, 0);
+ if(rc != SR_ERR_OK) {
+ log_error("sr_set_item_str failed\n");
+ return NTS_ERR_FAILED;
+ }
+
+ rc = sr_set_item_str(session_running, NTS_NF_NETWORK_EMULATION_SCHEMA_XPATH"/corruption/correlation", "0", 0, 0);
+ if(rc != SR_ERR_OK) {
+ log_error("sr_set_item_str failed\n");
+ return NTS_ERR_FAILED;
+ }
+
+ rc = sr_set_item_str(session_running, NTS_NF_NETWORK_EMULATION_SCHEMA_XPATH"/duplication/percentage", "0", 0, 0);
+ if(rc != SR_ERR_OK) {
+ log_error("sr_set_item_str failed\n");
+ return NTS_ERR_FAILED;
+ }
+
+ rc = sr_set_item_str(session_running, NTS_NF_NETWORK_EMULATION_SCHEMA_XPATH"/duplication/correlation", "0", 0, 0);
+ if(rc != SR_ERR_OK) {
+ log_error("sr_set_item_str failed\n");
+ return NTS_ERR_FAILED;
+ }
+
+ rc = sr_set_item_str(session_running, NTS_NF_NETWORK_EMULATION_SCHEMA_XPATH"/reordering/percentage", "0", 0, 0);
+ if(rc != SR_ERR_OK) {
+ log_error("sr_set_item_str failed\n");
+ return NTS_ERR_FAILED;
+ }
+
+ rc = sr_set_item_str(session_running, NTS_NF_NETWORK_EMULATION_SCHEMA_XPATH"/reordering/correlation", "0", 0, 0);
+ if(rc != SR_ERR_OK) {
+ log_error("sr_set_item_str failed\n");
+ return NTS_ERR_FAILED;
+ }
+
+ rc = sr_set_item_str(session_running, NTS_NF_NETWORK_EMULATION_SCHEMA_XPATH"/rate", "0", 0, 0);
+ if(rc != SR_ERR_OK) {
+ log_error("sr_set_item_str failed\n");
+ return NTS_ERR_FAILED;
+ }
+
+ rc = sr_apply_changes(session_running, 0, 0);
+ if(rc != SR_ERR_OK) {
+ log_error("sr_apply_changes failed: %s\n", sr_strerror(rc));
+ return NTS_ERR_FAILED;
+ }
+
+ return NTS_ERR_OK;
+}
+
+static int app_common_populate_network_emulation_change_cb(sr_session_ctx_t *session, const char *module_name, const char *xpath, sr_event_t event, uint32_t request_id, void *private_data) {
+
+ if(event == SR_EV_UPDATE) {
+ sr_change_iter_t *it = 0;
+ int rc = SR_ERR_OK;
+ sr_change_oper_t oper;
+ sr_val_t *old_value = 0;
+ sr_val_t *new_value = 0;
+
+ rc = sr_get_changes_iter(session, NTS_NF_NETWORK_EMULATION_SCHEMA_XPATH"//.", &it);
+ if(rc != SR_ERR_OK) {
+ log_error("sr_get_changes_iter failed\n");
+ return SR_ERR_VALIDATION_FAILED;
+ }
+
+ uint16_t delay_time = 0;
+ uint16_t delay_jitter = 0;
+
+ while((rc = sr_get_change_next(session, it, &oper, &old_value, &new_value)) == SR_ERR_OK) {
+ if(new_value->xpath && (strstr(new_value->xpath, "/delay/time"))) {
+ delay_time = new_value->data.uint16_val;
+ }
+
+ if(new_value->xpath && (strstr(new_value->xpath, "/delay/jitter"))) {
+ delay_jitter = new_value->data.uint16_val;
+ }
+ sr_free_val(old_value);
+ sr_free_val(new_value);
+ }
+
+ sr_free_change_iter(it);
+
+ if((delay_time == 0) || (delay_jitter == 0)) {
+ rc = sr_set_item_str(session, NTS_NF_NETWORK_EMULATION_SCHEMA_XPATH"/delay/distribution", "normal", 0, 0);
+ if(rc != SR_ERR_OK) {
+ log_error("sr_set_item failed\n");
+ return SR_ERR_VALIDATION_FAILED;
+ }
+ }
+
+ if(delay_time == 0) {
+ rc = sr_set_item_str(session, NTS_NF_NETWORK_EMULATION_SCHEMA_XPATH"/delay/jitter", "0", 0, 0);
+ if(rc != SR_ERR_OK) {
+ log_error("sr_set_item failed\n");
+ return SR_ERR_VALIDATION_FAILED;
+ }
+
+ rc = sr_set_item_str(session, NTS_NF_NETWORK_EMULATION_SCHEMA_XPATH"/delay/correlation", "0", 0, 0);
+ if(rc != SR_ERR_OK) {
+ log_error("sr_set_item failed\n");
+ return SR_ERR_VALIDATION_FAILED;
+ }
+ }
+ }
+ else if(event == SR_EV_DONE) {
+ sr_val_t *values = NULL;
+ size_t count = 0;
+
+ int rc = sr_get_items(session, NTS_NF_NETWORK_EMULATION_SCHEMA_XPATH"//.", 0, 0, &values, &count);
+ if (rc != SR_ERR_OK) {
+ log_error("sr_get_items failed\n");
+ return rc;
+ }
+
+ network_emultation_settings_t s;
+
+ for(size_t i = 0; i < count; i++) {
+ if(strstr(values[i].xpath, "/limit")) {
+ s.limit = values[i].data.uint16_val;
+ }
+ else if(strstr(values[i].xpath, "/delay/time")) {
+ s.delay.time = values[i].data.uint16_val;
+ }
+ else if(strstr(values[i].xpath, "/delay/jitter")) {
+ s.delay.jitter = values[i].data.uint16_val;
+ }
+ else if(strstr(values[i].xpath, "/delay/correlation")) {
+ s.delay.correlation = values[i].data.uint16_val;
+ }
+ else if(strstr(values[i].xpath, "/delay/distribution")) {
+ s.delay.distribution = strdup(values[i].data.string_val);
+ }
+ else if(strstr(values[i].xpath, "/loss")) {
+ s.loss = values[i].data.uint16_val;
+ }
+ else if(strstr(values[i].xpath, "/corruption/percentage")) {
+ s.corruption.percentage = values[i].data.uint16_val;
+ }
+ else if(strstr(values[i].xpath, "/corruption/correlation")) {
+ s.corruption.correlation = values[i].data.uint16_val;
+ }
+ else if(strstr(values[i].xpath, "/duplication/percentage")) {
+ s.duplication.percentage = values[i].data.uint16_val;
+ }
+ else if(strstr(values[i].xpath, "/duplication/correlation")) {
+ s.duplication.correlation = values[i].data.uint16_val;
+ }
+ else if(strstr(values[i].xpath, "/reordering/percentage")) {
+ s.reordering.percentage = values[i].data.uint16_val;
+ }
+ else if(strstr(values[i].xpath, "/reordering/correlation")) {
+ s.reordering.correlation = values[i].data.uint16_val;
+ }
+ else if(strstr(values[i].xpath, "/rate")) {
+ s.rate = values[i].data.uint16_val;
+ }
+ }
+
+ sr_free_values(values, count);
+ if(network_emulation_update(&s) != NTS_ERR_OK) {
+ log_error("network_emulation_update() failed\n");
+ free(s.delay.distribution);
+ return SR_ERR_OPERATION_FAILED;
+ }
+ free(s.delay.distribution);
+ }
+
+ return SR_ERR_OK;
+}