Set dates

regenerate_hosts.sh

@@ -2,7 +2,7 @@
 BASE_MACS="6c:4b:90 a4:1f:72 78:45:c4 64:00:6a b0:83:fe d4:be:d9 00:23:24"
 arg="c8:1f:66"
 registry="/etc/registry/hosts"
-cp $registry $registry.bak
+cp $registry "$registry_$(date '+%Y%m%d_%H%M')"
 for mac in $BASE_MACS
 do
     arg="$arg\| $mac"
@@ -21,6 +21,6 @@ do
 done
 for mac in $MACS
 do
-    echo "20191025 $mac inconnuAutoGen" >> $registry
+    echo "$(date '+%Y%m%d') $mac inconnuAutoGen" >> $registry
 done
 systemctl restart registry wakeonlan