iot

iot/tp2/2/a.sh

@@ -0,0 +1,22 @@
+#!/bin/sh
+
+sudo systemctl start mosquitto.service
+
+topic='test/topic'
+
+
+(
+    echo "[mosquitto_sub] listening"
+    mosquitto_sub -v -t $topic
+) & listener_pid=$!
+
+(
+    echo "[mosquitto_pub] publishing"
+    mosquitto_pub -t $topic -m 'helloWorld'
+)
+
+sleep 1s
+kill $listener_pid
+
+
+sudo systemctl stop mosquitto.service