fix initial commit

kvm/get-kvm-link-local

@@ -0,0 +1,22 @@
+#!/bin/bash
+
+if [[ $# -ne 1 ]]; then
+  echo "USAGE: $0 <domain>"
+  exit 0
+else
+  domain="$1"
+fi
+
+if [[ ! -e /etc/libvirt/qemu/${domain}.xml ]]; then
+  echo "Error: ${domain} configuration not found on this system"
+  exit 1
+fi
+
+macAddress=$(sudo grep -o -E '([[:xdigit:]]{1,2}:){5}[[:xdigit:]]{1,2}' /etc/libvirt/qemu/${domain}.xml)
+# courtesy of https://stackoverflow.com/a/48378567
+printf "%02x%s" $(( 16#${macAddress:0:2} ^ 2#00000010 )) "${macAddress:2}" \
+ | sed -E -e 's/([0-9a-zA-Z]{2})*/0x\0|/g' \
+ | tr -d ':\n' \
+ | xargs -d '|' \
+ printf "fe80::%02x%02x:%02xff:fe%02x:%02x%02x\n"
+