check for internet

Rule34/gallery-dl.sh

@@ -5,7 +5,15 @@
 #gallery-dl --config ./config.json --input-file-delete to_download_r34.txt
 
 if [ ! -s to_download_r34.txt ]; then
+    #success! just exit
     echo "file empty"
+    exit 0
 else
     echo "file not empty"
+    if [ $(ping -qc 3 rule34.xxx) ]; then
+        echo "has internet" 
+    else
+        echo "no internet"
+        exit 1
+    fi
 fi