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#!/bin/sh
# This script writes DHCP lease information into the cloud-init run directory
# It is sourced, not executed. For more information see dhclient-script(8).
is_azure() {
local dmi_path="/sys/class/dmi/id/board_vendor" vendor=""
if [ -e "$dmi_path" ] && read vendor < "$dmi_path"; then
[ "$vendor" = "Microsoft Corporation" ] && return 0
fi
return 1
}
is_enabled() {
# only execute hooks if cloud-init is enabled and on azure
[ -e /run/cloud-init/enabled ] || return 1
is_azure
}
if is_enabled; then
case "$reason" in
BOUND) cloud-init dhclient-hook up "$interface";;
DOWN|RELEASE|REBOOT|STOP|EXPIRE)
cloud-init dhclient-hook down "$interface";;
esac
fi
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