update lester

update-lester.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+set -ex
+
+oldip="$(grep -Po '^lester.* \K(\d+\.){3}\d+$' zones/xaviera.systems.zone)"
+newip="$(curl -fsS https://ipv4.icanhazip.com)"
+
+[[ "$oldip" = "$newip" ]] && { echo "Nothing to do"; exit; }
+
+for file in $(grep -lr "$oldip"); do
+    sed -i "s/${oldip}/${newip}/g" "$file"
+    awk -i inplace '/; serial/{sub(/[0-9]+/, $1+1)} 1' "$file"
+done
+
+git diff