/usr/share/initramfs-tools/scripts/local is in initramfs-tools 0.109.1.
This file is owned by root:root, with mode 0o644.
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 | # Local filesystem mounting -*- shell-script -*-
pre_mountroot()
{
[ "$quiet" != "y" ] && log_begin_msg "Running /scripts/local-top"
run_scripts /scripts/local-top
[ "$quiet" != "y" ] && log_end_msg
wait_for_udev 10
# Load ubi with the correct MTD partition and return since fstype
# doesn't work with a char device like ubi.
if [ -n "$UBIMTD" ]; then
modprobe ubi mtd=$UBIMTD
return
fi
# Don't wait for a root device that doesn't have a corresponding
# device in /dev (ie, mtd0)
if [ "${ROOT#/dev}" = "${ROOT}" ]; then
return
fi
# If the root device hasn't shown up yet, give it a little while
# to deal with removable devices
if [ ! -e "${ROOT}" ] || ! $(get_fstype "${ROOT}" >/dev/null); then
log_begin_msg "Waiting for root file system"
# Default delay is 30s
slumber=${ROOTDELAY:-30}
slumber=$(( ${slumber} * 10 ))
while [ ! -e "${ROOT}" ] \
|| ! $(get_fstype "${ROOT}" >/dev/null); do
/bin/sleep 0.1
slumber=$(( ${slumber} - 1 ))
[ ${slumber} -gt 0 ] || break
done
if [ ${slumber} -gt 0 ]; then
log_end_msg 0
else
log_end_msg 1 || true
fi
fi
# We've given up, but we'll let the user fix matters if they can
while [ ! -e "${ROOT}" ]; do
# give hint about renamed root
case "${ROOT}" in
/dev/hd*)
suffix="${ROOT#/dev/hd}"
major="${suffix%[[:digit:]]}"
major="${major%[[:digit:]]}"
if [ -d "/sys/block/sd${major}" ]; then
echo "WARNING bootdevice may be renamed. Try root=/dev/sd${suffix}"
fi
;;
/dev/sd*)
suffix="${ROOT#/dev/sd}"
major="${suffix%[[:digit:]]}"
major="${major%[[:digit:]]}"
if [ -d "/sys/block/hd${major}" ]; then
echo "WARNING bootdevice may be renamed. Try root=/dev/hd${suffix}"
fi
;;
esac
echo "Gave up waiting for root device. Common problems:"
echo " - Boot args (cat /proc/cmdline)"
echo " - Check rootdelay= (did the system wait long enough?)"
echo " - Check root= (did the system wait for the right device?)"
echo " - Missing modules (cat /proc/modules; ls /dev)"
panic "ALERT! ${ROOT} does not exist. Dropping to a shell!"
done
}
mountroot()
{
pre_mountroot
# Get the root filesystem type if not set
if [ -z "${ROOTFSTYPE}" ]; then
FSTYPE=$(get_fstype "${ROOT}")
else
FSTYPE=${ROOTFSTYPE}
fi
[ "$quiet" != "y" ] && log_begin_msg "Running /scripts/local-premount"
run_scripts /scripts/local-premount
[ "$quiet" != "y" ] && log_end_msg
if [ "${readonly}" = "y" ]; then
roflag=-r
else
roflag=-w
fi
# FIXME This has no error checking
modprobe ${FSTYPE}
# FIXME This has no error checking
# Mount root
if [ "${FSTYPE}" != "unknown" ]; then
mount ${roflag} -t ${FSTYPE} ${ROOTFLAGS} ${ROOT} ${rootmnt}
else
mount ${roflag} ${ROOTFLAGS} ${ROOT} ${rootmnt}
fi
[ "$quiet" != "y" ] && log_begin_msg "Running /scripts/local-bottom"
run_scripts /scripts/local-bottom
[ "$quiet" != "y" ] && log_end_msg
}
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