/usr/lib/fai/get-boot-info is in fai-client 3.4.8ubuntu2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 | #! /bin/bash
# $Id$
#*********************************************************************
#
# bootinfo -- get boot information via DHCP or BOOTP protocol
#
# This script is part of FAI (Fully Automatic Installation)
# (c) 2003-2010 by Thomas Lange, lange@informatik.uni-koeln.de
# Universitaet zu Koeln
#
#*********************************************************************
# 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; either version 2 of the License, or
# (at your option) any later version.
#
# 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.
#
# A copy of the GNU General Public License is available as
# `/usr/share/common-licences/GPL' in the Debian GNU/Linux distribution
# or on the World Wide Web at http://www.gnu.org/copyleft/gpl.html. You
# can also obtain it by writing to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
#*********************************************************************
# TODO
# -t timeout
# a list of devices
#
# this script writes received information to $LOGDIR/boot.log
bootlog=$LOGDIR/boot.log
timeout=30 # bootpc timeout
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
netdevice_info() {
# devices that are running
netdevices_up=$(ip link show up | grep "^[1-9$]" | cut -d : -f 2 | cut -d ' ' -f 2 | grep -v "^lo" | sort | uniq)
# netdevices is the list of ethernet devices which will be used for bootpc (maybe dhcp)
# if not defined, use boot messages to determine network devices
[ -n "$netdevices" ] || netdevices=$netdevices_up
# some network driver do not echo eth0,..; they are not detected
netdevices_all=$(dmesg| perl -ne 'print $&,"\n" if m/\beth[0-9]\b/')
tmp=$(ip link | grep "^[1-9]" | cut -d : -f 2 | cut -d ' ' -f 2 | grep "^eth")
netdevices_all="$netdevices_all $tmp"
netdevices_all=$(for dev in $netdevices_all; do echo $dev; done| sort | uniq)
cat > $bootlog <<-EOF
netdevices_all="$netdevices_all"
netdevices_up="$netdevices_up"
netdevices="$netdevices_up"
EOF
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
get_dhcp_info() {
boot=1
dhclient -lf /dev/null -cf /usr/share/fai/dhclient-fai.conf -sf /usr/share/fai/dhclient-fai-script $netdevices >>$bootlog 2> $LOGDIR/dhclient.log
killall dhclient
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
get_bootp_info() {
local device
boot=1
# use all devices in $netdevices
for device in $netdevices; do
echo "Sending BOOTP request using device $device"
echo "# --- network device $device ---" >> $bootlog
bootpc --dev $device --timeoutwait $timeout --returniffail >> $bootlog 2>&1
done
# change comments, because bootpc uses ^* for comments
perl -pi -e 's/^\*/#/' $bootlog
cat >> $bootlog <<-'EOM'
# define variable if T17x is defined
[ "$T170" ] && FAI_CONFIG_SRC=$T170
[ "$T171" ] && FAI_ACTION=$T171
[ "$T172" ] && FAI_FLAGS=$T172
EOM
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
setnet() {
local ips=$1
IPADDR=${ips%%:*}
ips=${ips#*:}
SERVER=${ips%%:*}
ips=${ips#*:}
GATEWAYS=${ips%%:*}
ips=${ips#*:}
NETMASK=${ips%%:*}
BROADCAST=${IPADDR%\.*}.255
cat >> $bootlog <<-EOF
IPADDR=$IPADDR
SERVER=$SERVER
NETMASK=$NETMASK
GATEWAYS=$GATEWAYS
BROADCAST=$BROADCAST
EOF
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
get_fixed_info() {
boot=1
# ip contains the network parameters
echo $ip | grep -q : || echo "Kernel parameter ip= does not contain network parameters."
setnet $ip
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
netdevice_info
boot=0
# when using live-initramfs
if [ -f /var/log/live.log ]; then
grep IP-Config /var/log/live.log | grep -q "DHCP" && get_dhcp_info
grep IP-Config /var/log/live.log | grep -q "BOOTP" && get_bootp_info
else
dmesg | grep -q "Sending DHCP requests" && get_dhcp_info
dmesg | grep -q "Sending BOOTP requests" && get_bootp_info
[ $boot -eq 0 -a "$ip" = "dhcp" ] && get_dhcp_info
fi
if [ $boot -eq 0 ]; then
get_fixed_info
fi
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