feat: excecute command in LXC: Script exited, when command isn't available in LXC. Added check if command exists in container, otherwise script will skip the container. (#10089)

tools/pve/execute.sh

@@ -50,7 +50,12 @@ function execute_in() {
   container=$1
   name=$(pct exec "$container" hostname)
   echo -e "${BL}[Info]${GN} Execute inside${BL} ${name}${GN} with output: ${CL}"
-  pct exec "$container" -- bash -c "${custom_command}" | tee
+    if !   pct exec "$container" -- bash -c "command -v ${custom_command} >/dev/null 2>&1"
+      then
+        echo -e "${BL}[Info]${GN} Skipping ${name} ${RD}$container has no command: ${custom_command}"
+      else
+        pct exec "$container" -- bash -c "${custom_command}" | tee
+    fi
 }
 
 for container in $(pct list | awk '{if(NR>1) print $1}'); do