ipv6 server setting script, and new docker host script to get a list of

running docker containers in a /etc/hosts format.

one-time-stuff/privacy-setting.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+
+echo "----- Disable IPv6 privacy settings? in sysctl -------"
+read -p 'if using as a IPv6 enabled server, you probably want to turn that off? [y/N]: ' fix_tempaddr
+case $fix_tempaddr in
+    [Yy]* )
+        echo 'Comment existing tempaddr settings'
+        sudo sed -i '/^\(net.ipv6.conf.all.use_tempaddr\|net.ipv6.conf.default.use_tempaddr)/s/^/# ABS #/' "/etc/sysctl.d/10-ipv6-privacy.conf"
+
+        echo 'Appending replacement tempaddr settings'
+        (
+        cat << 'TERM'
+
+# ABS do not use the privacy extensions
+net.ipv6.conf.all.use_tempaddr = 0
+net.ipv6.conf.default.use_tempaddr = 0
+
+TERM
+) | sudo tee -a "/etc/sysctl.d/10-ipv6-privacy.conf"
+
+        echo "You should reboot to ensure the new settings go into effect"
+
+        ;;
+    * )
+        echo 'Skipping'
+        ;;
+esac
+