feat: Improve shutdown

* feat: Improve shutdown

src/print.sh

@@ -5,18 +5,26 @@ info () { printf "%b%s%b" "\E[1;34m❯ \E[1;36m" "$1" "\E[0m\n" >&2; }
 error () { printf "%b%s%b" "\E[1;31m❯ " "ERROR: $1" "\E[0m\n" >&2; }
 
 file="/run/dsm.url"
+shutdown="/run/qemu.count"
 url="http://127.0.0.1:2210/read?command=10"
-  
+
 while [ ! -f  "$file" ]
 do
 
+  # Check if not shutting down
+  [ -f "$shutdown" ] && exit 1
+
   sleep 3
 
+  [ -f "$shutdown" ] && exit 1
+
   # Healthcheck may have intervened
   [ -f "$file" ] && break
 
   # Retrieve IP from guest VM
   { json=$(curl -m 20 -sk "$url"); rc=$?; } || :
+
+  [ -f "$shutdown" ] && exit 1
   (( rc != 0 )) && error "Failed to connect to guest: curl error $rc" && continue
 
   { result=$(echo "$json" | jq -r '.status'); rc=$?; } || :
@@ -42,6 +50,8 @@ do
 
 done
 
+[ -f "$shutdown" ] && exit 1
+
 location=$(cat "$file")
 
 if [[ "$location" != "20.20"* ]]; then