/usr/share/initramfs-tools/hooks/live is in live-boot-initramfs-tools 4.0.2-1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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set -e
. /usr/share/initramfs-tools/hook-functions
[ "${QUIET}" ] || echo -n "live-boot:"
# Reading configuration file from filesystem and live-media
for _FILE in /etc/live/boot.conf /etc/live/boot/* \
/lib/live/mount/media/live/boot.conf /lib/live/mount/media/live/boot/*
do
if [ -e "${_FILE}" ]
then
. "${_FILE}"
fi
done
# Checking live-boot
if [ ! -e /bin/live-boot ]
then
echo
echo "W: live-boot-initramfs-tools (backend) installed without live-boot,"
echo "W: this initramfs will *NOT* have live support."
exit 0
fi
[ "${QUIET}" ] || echo -n " core"
mkdir -p "${DESTDIR}/bin"
cp -a /bin/live-boot /lib/live/boot "${DESTDIR}/bin"
mkdir -p "${DESTDIR}/lib/live"
cp -a /lib/live/boot "${DESTDIR}/lib/live"
# klibc dependencies
for FILE in /lib/libacl* /lib/libblkid* /lib/libuuid* /lib/libdevmapper* /lib/libattr*
do
if [ ! -e "${DESTDIR}/${FILE}" ] && ls "${FILE}" > /dev/null 2>&1
then
cp -a "${FILE}" "${DESTDIR}/${FILE}"
fi
done
# udev dependencies
for FILE in /lib/udev/*_id
do
copy_exec "${FILE}"
done
if [ -e /lib/udev/rules.d/60-cdrom_id.rules ]
then
mkdir -p "${DESTDIR}/lib/udev/rules.d"
cp -p /lib/udev/rules.d/60-cdrom_id.rules "${DESTDIR}/lib/udev/rules.d"
fi
[ "${QUIET}" ] || echo -n " filesystems"
# Configuration: keymap (usefull when using encryption)
if [ -x /bin/loadkeys ] && [ -r /etc/console/boottime.kmap.gz ]
then
copy_exec /bin/loadkeys
mkdir -p "${DESTDIR}/etc"
cp /etc/console/boottime.kmap.gz "${DESTDIR}/etc"
fi
# Configuration: Unique ID
if [ -n "${LIVE_GENERATE_UUID}" ]
then
mkdir -p "${DESTDIR}/conf"
uuidgen -r > "${DESTDIR}/conf/uuid.conf"
fi
# Filesystem: btrfs
manual_add_modules btrfs
# Filesystem: cifs
if [ -x /sbin/mount.cifs ]
then
copy_exec /sbin/mount.cifs
manual_add_modules cifs
fi
# Filesystem: ext3/ext4
manual_add_modules ext3
manual_add_modules ext4
# Filesystem: hfs/hfsplus
manual_add_modules hfs
manual_add_modules hfsplus
# Filesystem: jffs2
manual_add_modules jffs2
if [ -x /usr/bin/rsync ]
then
copy_exec /usr/bin/rsync /bin
fi
# Filesystem: squashfs
copy_exec /sbin/losetup
manual_add_modules loop
manual_add_modules squashfs
manual_add_modules sqlzma
manual_add_modules unlzma
# Filesystem: aufs/overlayfs/unionfs
manual_add_modules aufs
manual_add_modules overlayfs
manual_add_modules unionfs
# Filesystem: unionfs-fuse
if [ -x /usr/bin/unionfs-fuse ]
then
copy_exec /usr/bin/unionfs-fuse /bin
fi
# Filesystem: vfat
manual_add_modules nls_cp437
manual_add_modules nls_iso8859-1
manual_add_modules nls_utf8
manual_add_modules vfat
# Filesystem: ntfs
manual_add_modules ntfs
[ "${QUIET}" ] || echo -n " devices"
# Hardware: cdrom
manual_add_modules ide-cd
manual_add_modules ide-generic
manual_add_modules ohci1394
manual_add_modules sbp2
manual_add_modules sr_mod
# Hardware: usb
manual_add_modules sd_mod
# Hardware: network
auto_add_modules net
# Program: eject
if [ -x /usr/bin/eject ]
then
copy_exec /usr/bin/eject /bin
fi
# Program: mount
# fuse does not work with klibc mount
copy_exec /bin/mount /bin/mount.util-linux
[ "${QUIET}" ] || echo -n " utils"
# Feature: Verify Checksums
if [ -e /etc/progress-linux_version ]
then
copy_exec /usr/bin/sha256sum /bin
else
copy_exec /usr/bin/md5sum /bin
fi
# Program: memdisk
if [ -x /usr/bin/memdiskfind ]
then
[ "${QUIET}" ] || echo -n " memdisk"
copy_exec /usr/bin/memdiskfind
manual_add_modules phram
manual_add_modules mtdblock
fi
# Program: udev
if [ -x /sbin/udevadm ]
then
[ "${QUIET}" ] || echo -n " udev"
copy_exec /sbin/udevadm
fi
# Program: wget
if [ -x /usr/bin/wget ]
then
[ "${QUIET}" ] || echo -n " wget"
copy_exec /usr/bin/wget /bin
fi
# Program: blockdev
if [ -x /sbin/blockdev ]
then
[ "${QUIET}" ] || echo -n " blockdev"
copy_exec /sbin/blockdev
fi
# FUSE kernel module
manual_add_modules fuse
# FUSE filesystem: httpfs2
if [ -x /usr/bin/httpfs2_ssl ]
then
[ "${QUIET}" ] || echo -n " httpfs:ssl"
copy_exec /usr/bin/httpfs2_ssl /bin/httpfs
elif [ -x /usr/bin/httpfs2 ]
then
[ "${QUIET}" ] || echo -n " httpfs"
copy_exec /usr/bin/httpfs2 /bin/httpfs
fi
# FUSE filesystem: curlftpfs
if [ -x /usr/bin/curlftpfs ]
then
[ "${QUIET}" ] || echo -n " ftpfs"
copy_exec /usr/bin/curlftpfs /bin
fi
# iSCSI
if [ -x /usr/sbin/iscsistart ]
then
[ "${QUIET}" ] || echo -n " iscsi"
copy_exec /usr/sbin/iscsistart /bin
#manual_add_modules ib_iser
manual_add_modules iscsi_tcp
manual_add_modules crc32c
fi
# Some experimental stuff
case "${LIVE_DNS}" in
true)
[ "${QUIET}" ] || echo -n " dns"
# /lib/libnss_dns.so.*:a DNS
# /lib/libnss_files.so.*: /etc/hosts and /etc/passwd
# /lib/libnss_compat.so.*: /etc/passwd
for _SHLIB in $(find /lib -name 'libnss_dns.so.*')
do
copy_exec "${_SHLIB}"
done
# might be needed if /etc/hosts is used
#mkdir -p "${DESTDIR}/etc"
#cp -p /etc/nsswitch.conf "${DESTDIR}/etc"
;;
esac
[ "${QUIET}" ] || echo .
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