postinst is in ltsp-server 5.3.7-0ubuntu2.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
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 | #! /bin/sh
set -e
# summary of how this script can be called:
# * <postinst> `configure' <most-recently-configured-version>
# * <old-postinst> `abort-upgrade' <new version>
# * <conflictor's-postinst> `abort-remove' `in-favour' <package>
# <new-version>
# * <deconfigured's-postinst> `abort-deconfigure' `in-favour'
# <failed-install-package> <version> `removing'
# <conflicting-package> <version>
# Enable debconf
. /usr/share/debconf/confmodule
BUILD_LTSP_CLIENT=false
msg() {
msg="$1"
logger -p user.info -t ltsp-server "$msg"
echo "ltsp-server: $msg"
}
case "$1" in
configure)
# Build LTSP chroot if debconf preseeding enabled it
db_get ltsp-server/build_client
if [ true = "$RET" ] ; then
BUILD_LTSP_CLIENT=true
fi
# Check if we are in an environment where /opt/ltsp/i386 already exists (Edubuntu)
# and if so, configure it properly
if [ -f /etc/edubuntu_ltsp_install ] && [ -d /opt/ltsp/i386 ]; then
rm /etc/edubuntu_ltsp_install
# Generate ssh keys if missing
if [ ! -f /etc/ssh/ssh_host_rsa_key ]; then
ssh-keygen -q -f /etc/ssh/ssh_host_rsa_key -N "" -t rsa
fi
if [ ! -f /etc/ssh/ssh_host_dsa_key ]; then
ssh-keygen -q -f /etc/ssh/ssh_host_dsa_key -N "" -t dsa
fi
if [ ! -f /etc/ssh/ssh_host_ecdsa_key ]; then
ssh-keygen -q -f /etc/ssh/ssh_host_ecdsa_key -N "" -t ecdsa
fi
# Add entries to ssh_known_hosts for the default IP and current hostname
if [ -f /etc/ssh/ssh_host_rsa_key ]; then
rsa_key=$(cat /etc/ssh/ssh_host_rsa_key.pub | cut -d " " -f 2)
echo "$(cat /etc/hostname) ssh-rsa $rsa_key" > /opt/ltsp/i386/etc/ssh/ssh_known_hosts
echo "192.168.0.1 ssh-rsa $rsa_key" >> /opt/ltsp/i386/etc/ssh/ssh_known_hosts
fi
if [ -f /etc/ssh/ssh_host_dsa_key ]; then
dsa_key=$(cat /etc/ssh/ssh_host_dsa_key.pub | cut -d " " -f 2)
echo "$(cat /etc/hostname) ssh-dsa $dsa_key" >> /opt/ltsp/i386/etc/ssh/ssh_known_hosts
echo "192.168.0.1 ssh-dsa $dsa_key" >> /opt/ltsp/i386/etc/ssh/ssh_known_hosts
fi
if [ -f /etc/ssh/ssh_host_ecdsa_key ]; then
ecdsa_key=$(cat /etc/ssh/ssh_host_ecdsa_key.pub | cut -d " " -f 2)
echo "$(cat /etc/hostname) ssh-ecdsa $ecdsa_key" >> /opt/ltsp/i386/etc/ssh/ssh_known_hosts
echo "192.168.0.1 ssh-ecdsa $ecdsa_key" >> /opt/ltsp/i386/etc/ssh/ssh_known_hosts
fi
# Try to get something reasonable in /etc/resolv.conf
cat /etc/resolv.conf > /opt/ltsp/i386/etc/resolv.conf || true
# Replace any remaining reference to our chroot builder
sed -i "s/ftpmaster.internal/archive.ubuntu.com/g" /opt/ltsp/i386/etc/apt/sources.list
# Rebuild the image
ltsp-update-image -a i386
ltsp-update-kernels
fi
# Older LTSP was generating /etc/nbd-server/config
# we now need to move it aside so we get a new one
if [ -f /etc/nbd-server/config ] && dpkg --compare-versions "$2" lt 5.2.16+bzr2050; then
echo "Moving your current /etc/nbd-server/config to /etc/nbd-server/config.ltsp-backup"
echo "A new configuration file will be generated when you next run ltsp-update-image"
mv /etc/nbd-server/config /etc/nbd-server/config.ltsp-backup
if [ -f /etc/inetd.conf ]; then
echo "Removing old /etc/inetd.conf entries"
sed -i '/nbdrootd/d' /etc/inetd.conf || true
sed -i '/nbdswapd/d' /etc/inetd.conf || true
fi
fi
if [ ! -f /etc/nbd-server/config ] && [ -f /usr/share/nbd-server/nbd-server.conf.tmpl ]; then
cp /usr/share/nbd-server/nbd-server.conf.tmpl /etc/nbd-server/config
fi
;;
abort-upgrade|abort-remove|abort-deconfigure)
;;
*)
echo "postinst called with unknown argument \`$1'" >&2
exit 1
;;
esac
if [ true = "$BUILD_LTSP_CLIENT" ] ; then
if [ -d "/opt/ltsp/$(dpkg --print-architecture)" ] ; then
msg "warning: LTSP client environment already exist. Not generating."
else
if ltsp-build-client >/var/log/ltsp-server-build.log 2>&1 </dev/null ; then
msg "error: generating LTSP client failed. exit code $?"
fi
fi
fi
db_stop
# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.
exit 0
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