Aggiunti servizio e comando MQTT

bin/mqtt-subscribe

+#!/bin/bash
+#/usr/local/bin/lm-subscriber -b penelope.di.unipmn.it -t "lab98/config" -c "echo reboot..." -f /local/config_name \
+/usr/local/bin/lm-subscriber -b penelope.di.unipmn.it -t "lab98/config" -c "/usr/libexec/labmanager/get-config start" -f /local/config_name \
+	--port 8883 \
+	--auth-user sub_client \
+	--auth-pwd zse45rdx \
+	--ca-cert /etc/ssl/certs/mqtt_ca.crt \
+	-l DEBUG
+

systemd/esame-mqtt.service

+[Unit]
+Description=Subscriber to LabManager MQTT server
+After=network-online.target esamesync-esame.service
+Wants=network-online.target esamesync-esame.service
+
+[Service]
+Type=oneshot
+RemainAfterExit=yes
+EnvironmentFile=-/local/esame-machine.conf
+ExecStart=/usr/libexec/labmanager/subscribe
+#ExecStop=
+
+[Install]
+WantedBy=esame.target graphical.target esamekiosk.target esameshow.target