remote-connect: add error box

Add an error log (using zenity) in case we fail to get a find the IP address of the configured MAC. Signed-off-by: Nuno Sa <[email protected]>
nunojsa · Jan 7, 2025 · b0b98e6 · b0b98e6
1 parent 65e4cf2
commit b0b98e6
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/remote-connect.sh b/remote-connect.sh
@@ -70,7 +70,11 @@ command -v nmap > /dev/null || {
 }
 
 # Slowpath, let's run snmap...
-IP_ADDR=$(pkexec nmap -sn ${NET_ADDR} | grep -C2 -i ${MAC_ADDR} | head -1 | grep -Eo '([[:digit:]]{1,3}.){3}[[:digit:]]{1,3}')
+IP_ADDR=$(pkexec nmap -sn ${NET_ADDR} | grep -C2 -i ${MAC_ADDR} | head -1 | grep -Eo '([[:digit:]]{1,3}.){3}[[:digit:]]{1,3}') || {
+	zenity --error --text "Cannot grep new IP: NET=${NET_ADDR}, MAC=${MAC_ADDR}"
+	exit 1
+}
+
 # let's see if we can at least ping the new IP
 ping ${IP_ADDR} -c 1 > /dev/null && {
 	echo "ip=${IP_ADDR}" >> ${CFG_FILE}