/usr/lib/live/build/lb_chroot_dpkg is in live-build 3.0~a57-1ubuntu34.
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 | #!/bin/sh
## live-build(7) - System Build Scripts
## Copyright (C) 2006-2012 Daniel Baumann <daniel@debian.org>
##
## This program comes with ABSOLUTELY NO WARRANTY; for details see COPYING.
## This is free software, and you are welcome to redistribute it
## under certain conditions; see COPYING for details.
set -e
# Including common functions
( . "${LIVE_BUILD}/scripts/build.sh" > /dev/null 2>&1 || true ) || . /usr/lib/live/build.sh
# Setting static variables
DESCRIPTION="$(Echo 'manage /sbin/dpkg')"
HELP=""
USAGE="${PROGRAM} {install|remove} [--force]"
Arguments "${@}"
# Reading configuration files
Read_conffiles config/all config/common config/bootstrap config/chroot config/binary config/source
Set_defaults
# Requiring stage file
Require_stagefile .build/config .build/bootstrap
case "${1}" in
install)
Echo_message "Configuring file /sbin/start-stop-daemon"
# Checking stage file
Check_stagefile .build/chroot_dpkg
# Checking lock file
Check_lockfile .lock
# Creating lock file
Create_lockfile .lock
# Create custom start-stop-daemon program
Chroot chroot dpkg-divert --rename --quiet --add /sbin/start-stop-daemon
cat > chroot/sbin/start-stop-daemon << EOF
#!/bin/sh
exit 0
EOF
chmod 755 chroot/sbin/start-stop-daemon
# Disable dpkg syncing
cat > chroot/etc/dpkg/dpkg.cfg.d/live-build << EOF
force-unsafe-io
EOF
# Manual hacks for special packages
# samhain
if [ -e /var/state/samhain/samhain_file ]
then
mv /var/state/samhain/samhain_file /var/state/samhain/samhain_file.orig
else
mkdir -p /var/state/samhain
touch /var/state/samhain/samhain_file
fi
# flash-kernel
Chroot chroot dpkg-divert --rename --quiet --add /usr/sbin/flash-kernel
ln -s /bin/true chroot/usr/sbin/flash-kernel
# Creating stage file
Create_stagefile .build/chroot_dpkg
;;
remove)
Echo_message "Deconfiguring file /sbin/start-stop-daemon"
# Checking lock file
Check_lockfile .lock
# Creating lock file
Create_lockfile .lock
# Manual hacks for special packages
# flash-kernel
rm -f chroot/usr/sbin/flash-kernel
Chroot chroot dpkg-divert --rename --quiet --remove /usr/sbin/flash-kernel
# samhain
if [ -e /var/state/samhain/samhain_file.orig ]
then
mv /var/state/samhain/samhain_file.orig /var/state/samhain/samhain_file
elif [ -d /var/state/samhain ]
then
rm -f /var/state/samhain/samhain_file
rmdir --ignore-fail-on-non-empty /var/state/samhain || true
fi
# Remove custom start-stop-daemon program
rm -f chroot/sbin/start-stop-daemon
Chroot chroot dpkg-divert --rename --quiet --remove /sbin/start-stop-daemon
# Remove dpkg sync configuration
rm -f chroot/etc/dpkg/dpkg.cfg.d/live-build
# Removing stage file
rm -f .build/chroot_dpkg
;;
*)
Usage
;;
esac
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