Publish session start and end event

src/session.c

@@ -34,6 +34,7 @@
 #include "cwmp_du_state.h"
 #include "cwmp_http.h"
 #include "uci_utils.h"
+#include "ubus_utils.h"
 
 static struct rpc *cwmp_add_session_rpc_acs_head(int type);
 static int cwmp_session_rpc_destructor(struct rpc *rpc);
@@ -407,6 +408,9 @@ void start_cwmp_session(void)
 
 	CWMP_LOG(INFO, "Start session");
 
+	// Send session start event
+	icwmp_ubus_send_event("icwmp.session", "{\"status\":\"start\"}");
+
 	get_uci_path_value(NULL, "cwmp.cpe.exec_download", exec_download, BUF_SIZE_256);
 	if (CWMP_STRCMP(exec_download, "1") == 0) {
 		CWMP_LOG(INFO, "Firmware downloaded and applied successfully");
@@ -689,6 +693,9 @@ int run_session_end_func(void)
 {
 	CWMP_LOG(INFO, "Handling end session with: (%u)", end_session_flag);
 
+	// Send session end event
+	icwmp_ubus_send_event("icwmp.session", "{\"status\":\"end\"}");
+
 	if (end_session_flag & END_SESSION_RESTART_SERVICES) {
 		CWMP_LOG(INFO, "Restart modified services");
 		icwmp_restart_services(RELOAD_END_SESSION, true, true);

src/ubus_utils.c

@@ -458,6 +458,37 @@ void icwmp_uloop_ubus_exit()
 	}
 }
 
+void icwmp_ubus_send_event(const char *event, const char *data)
+{
+	if (CWMP_STRLEN(event) == 0) {
+		CWMP_LOG(ERROR, "No event name found");
+		return;
+	}
+
+	if (ubus_ctx == NULL) {
+		CWMP_LOG(ERROR, "Failed to connect with ubus err: %d", errno);
+		return;
+	}
+
+	struct blob_buf b = {0};
+	blob_buf_init(&b, 0);
+
+	if (CWMP_STRLEN(data)) {
+		if (blobmsg_add_json_from_string(&b, data) != true) {
+			CWMP_LOG(ERROR, "Failed to parse event data: %s", data);
+			blob_buf_free(&b);
+			return;
+		}
+	}
+
+	if (ubus_send_event(ubus_ctx, event, b.head) != UBUS_STATUS_OK) {
+		CWMP_LOG(ERROR, "Failed to send event: %s", event);
+	}
+
+	blob_buf_free(&b);
+	return;
+}
+
 int icwmp_ubus_invoke(const char *obj, const char *method, struct blob_attr *msg, icwmp_ubus_cb icwmp_callback, void *callback_arg)
 {
 	uint32_t id;

src/ubus_utils.h

@@ -12,11 +12,13 @@
 #define __ICWMP_UBUS_UTILS_H__
 
 #include <libubus.h>
+#include <libubox/blobmsg_json.h>
 #include "common.h"
 
 typedef void (*icwmp_ubus_cb)(struct ubus_request *req, int type, struct blob_attr *msg);
 typedef void (*icwmp_ubus_async_cb)(struct ubus_request *req, int ret);
 void bb_add_string(struct blob_buf *bb, const char *name, const char *value);
+void icwmp_ubus_send_event(const char *event, const char *data);
 int icwmp_ubus_invoke(const char *obj, const char *method, struct blob_attr *msg,
 		      icwmp_ubus_cb icwmp_callback, void *callback_arg);
 int icwmp_ubus_invoke_timeout(const char *obj, const char *method, struct blob_attr *msg,