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#!/bin/sh
#
# maas-enlist: MAAS Enlistment Tool
#
# Copyright (C) 2012 Canonical Ltd.
#
# Authors: Andres Rodriguez <andres.rodriguez@canonical.com>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, version 3 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
get_mac_addresses() {
macs=`ip addr | egrep 'link/ether' | cut -d' ' -f6`
for i in $macs;
do
if [ -z "$mac_address" ]; then
mac_address="$i";
else
mac_address="$mac_address,$i"
fi
done
echo "$mac_address"
}
get_mac_address_by_interface() {
iface="$1"
mac=`ip addr sh "$iface" | egrep -m1 'link/ether' | cut -d' ' -f6`
echo "$mac"
}
get_mac_address_data() {
input_string="$1"
OIFS=$IFS; IFS=","; set -- $input_string; IFS=$OIFS
for i in "$@";
do
mac_address="$mac_address""&mac_addresses=""${i}";
done
echo "$mac_address"
}
get_host_architecture() {
if grep "flags" /proc/cpuinfo | grep -qs "\ lm\ "; then
# if /proc/cpuinfo Flags has 'lm', it is x86_64
arch="amd64"
else
arch=`archdetect | cut -d'/' -f1`
fi
echo "$arch"
}
get_server_name() {
local servername="$1";
_RET=${servername#*://};
_RET=${_RET%%/*};
echo "$_RET";
}
enlist_node() {
serverurl="${1}"
mac="${2}"
arch="${3}"
hostname="${4}"
curl \
--data "op=new${mac}&hostname=${hostname}&architecture=${arch}&after_commissioning_action=0" \
"${serverurl}"
}
Error () {
echo "ERROR: $1"
exit 1
}
Usage() {
cat <<EOF
Usage: ${0##*/} [ options ]
node enlistment into the MAAS server
options:
-s | --serverurl resolvable MAAS server API URL (maas.local if not specified)
-n | --hostname hostname of the node to register
-i | --interface interface address to register (obtains MAC address)
-a | --arch architecture of the node to register
Example:
- ${0##*/} --serverurl 127.0.0.1 --interface eth0
EOF
}
bad_Usage() { Usage 1>&2; [ $# -eq 0 ] || Error "$@"; exit 1; }
short_opts="hs:n:i:a:"
long_opts="help,serverurl:,hostname:,interface:,arch:"
getopt_out=$(getopt --name "${0##*/}" \
--options "${short_opts}" --long "${long_opts}" -- "$@") &&
eval set -- "${getopt_out}" ||
bad_Usage
while [ $# -ne 0 ]; do
cur=${1}; next=${2};
case "$cur" in
-h|--help) Usage ; exit 0;;
-s|--serverurl) serverurl=${2}; shift;;
-n|--hostname) hostname=${2}; shift;;
-i|--interface) iface=${2}; shift;;
-a|--arch) arch=${2}; shift;;
--) shift; break;;
esac
shift;
done
## check arguments here
#[ $# -eq 0 ] && bad_Usage
# If no interface is specified. obtain the MAC from all interfaces
if [ -z "$iface" ]; then
mac_addrs=$(get_mac_addresses)
else
mac_addrs=$(get_mac_address_by_interface "$iface")
fi
protocol=
servername=$(get_server_name "$serverurl")
if echo "$serverurl" | egrep -q '^[a-z]+://' ; then
protocol=`echo "$serverurl" | sed 's#^\([a-z]\+\)://.*#\\1#'`
else
protocol="http"
fi
if [ "$protocol" != "http" ] && [ "$protocol" != "https" ]; then
Error "Invalid protocol '$protocol'"
fi
if [ -z "$servername" ]; then
serverurl="maas.local"
servername="$serverurl"
fi
if echo "$serverurl" | egrep -q '(^[a-z]+://|^)[a-z0-9\.]+($|/$)'; then
api_url="MAAS/api/1.0/nodes/"
else
api_url=`echo $serverurl | sed 's#^\(\|[a-z]\+://\)[a-zA-Z0-9\.]\+/##'`
fi
#TODO: Auto-detect hostname?
if [ -z "$hostname" ]; then
continue
#Error "No hostname has been provided"
fi
if [ -z "$arch" ]; then
arch=$(get_host_architecture)
fi
# Obtain the MAC addresses data
mac=$(get_mac_address_data "$mac_addrs")
enlist_node "$protocol://$servername/$api_url" "$mac" "$arch" "$hostname"
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