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优化mqtt重复deviceId会话注销逻辑

This commit is contained in:
zhouhao 2022-01-05 16:29:20 +08:00
parent 0a6869fa44
commit 20a72c5caf
1 changed files with 7 additions and 3 deletions
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10
jetlinks-components/network-component/mqtt-component/src/main/java/org/jetlinks/community/network/mqtt/gateway/device/MqttServerDeviceGateway.java
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@ -174,9 +174,13 @@ class MqttServerDeviceGateway implements DeviceGateway, MonitorSupportDeviceGate
connection.onClose(conn -> {
counter.decrement();
DeviceSession _tmp = sessionManager.getSession(newSession.getId());
if (newSession == _tmp || _tmp == null) {
sessionManager.unregister(deviceId);
//只有与创建的会话相同才移除(下线),因为有可能设置了keepOnline,
//或者设备通过其他方式注册了会话,这里断开连接不能影响到以上情况.
if (_tmp != null && _tmp.isWrapFrom(MqttConnectionSession.class)) {
MqttConnectionSession connectionSession = _tmp.unwrap(MqttConnectionSession.class);
if (connectionSession.getConnection() == conn) {
sessionManager.unregister(deviceId);
}
}
gatewayMonitor.disconnected();
gatewayMonitor.totalConnection(counter.sum());