This branch for debugging DTLS #90, #150, #195, #227

The purpose of this branch is to share work in process.
Change sellect() of UDP to poll()
Rewrite UDP6 for DTLS6

Known bug: can't reconnect DTLS

Signed-off-by: tomoaki <tomoaki@tomy-tech.com>

MQTTSNGateway/gateway.conf

@@ -1,5 +1,5 @@
 #**************************************************************************
-# Copyright (c) 2016-2019, Tomoaki Yamaguchi
+# Copyright (c) 2016-2021, Tomoaki Yamaguchi
 #
 # All rights reserved. This program and the accompanying materials
 # are made available under the terms of the Eclipse Public License v1.0
@@ -14,64 +14,96 @@
 # config file of MQTT-SN Gateway
 #
 
+GatewayID=1
+GatewayName=PahoGateway-01
+MaxNumberOfClients=30
+KeepAlive=60
+#LoginID=your_ID
+#Password=your_Password
+
 BrokerName=mqtt.eclipseprojects.io
 BrokerPortNo=1883
 BrokerSecurePortNo=8883
 
 #
-# When AggregatingGateway=YES or ClientAuthentication=YES,
-# All clients must be specified by the ClientList File  
+# CertsKey for TLS connections to a broker
 #
 
-ClientAuthentication=NO
-AggregatingGateway=NO
-QoS-1=NO
-Forwarder=NO
-MaxNumberOfClients=30;
-
-#ClientsList=/path/to/your_clients.conf
-
-PredefinedTopic=NO
-PredefinedTopicList=/path/to/your_predefinedTopic.conf
-
 #RootCAfile=/etc/ssl/certs/ca-certificates.crt
 #RootCApath=/etc/ssl/certs/
 #CertsKey=/path/to/certKey.pem
 #PrivateKey=/path/to/privateKey.pem
 
-GatewayID=1
-GatewayName=PahoGateway-01
-KeepAlive=900
-#LoginID=your_ID
-#Password=your_Password
+#
+# When AggregatingGateway=YES or ClientAuthentication=YES,
+# All clients must be specified by the ClientList File  
+#
+
+AggregatingGateway=NO
+QoS-1=NO
+Forwarder=NO
+PredefinedTopic=NO
+ClientAuthentication=NO
+
+ClientsList=/path/to/your_clients.conf
+PredefinedTopicList=/path/to/your_predefinedTopic.conf
 
 
-# UDP
+#==============================
+#  SensorNetworks parameters
+#==============================
+#
+# UDP | DTLS 
+# 
+
 GatewayPortNo=10000
-MulticastIP=225.1.1.1
 MulticastPortNo=1883
+MulticastIP=225.1.1.1
 MulticastTTL=1
 
-# UDP6
-GatewayUDP6Bind=FFFF:FFFE::1 
-GatewayUDP6Port=10000
-GatewayUDP6Broadcast=FF02::1
-GatewayUDP6If=wpan0
-GatewayUDP6Hops=1
+#
+# UDP6 | DTLS6
+#
 
+GatewayIPv6PortNo=10000
+MulticastIPv6PortNo=1883
+MulticastIPv6=ff1e:feed:caca:dead::1
+MulticastIPv6If=wlp4s0
+MulticastHops=1
+
+#
+# DTLS | DTLS6  
+#
+
+DtlsCertsKey=/etc/ssl/certs/gateway.pem
+DtlsPrivKey=/etc/ssl/private/privkey.pem
+DtlsSSLPortNo=10001
+
+#
 # XBee
+#
+
 Baudrate=38400
 SerialDevice=/dev/ttyUSB0
 ApiMode=2
 
+#
 # LoRaLink
+#
+
 BaudrateLoRaLink=115200
 DeviceRxLoRaLink=/dev/loralinkRx
 DeviceTxLoRaLink=/dev/loralinkTx
 
+#
 # Bluetooth RFCOMM
+#
+
 RFCOMMAddress=60:57:18:06:8B:72.*
 
+#
 # LOG
-ShearedMemory=NO;
+#
+
+ShearedMemory=NO