freebsd-dev/usr.sbin/pc-sysinstall/backend/functions-cleanup.sh
Josh Paetzel c53a166889 Add TRIM support, enabled by default.
Fix a bug installing components from a localPath.
Allow autosizing of any partition, not just the last partition.
Adjust how ZFS is laid out to work with Boot Environments.

Submitted by:	kmoore
Obtained from:	PC-BSD
MFC after:	3 days
2012-09-06 14:59:53 +00:00

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#!/bin/sh
#-
# Copyright (c) 2010 iXsystems, Inc. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# $FreeBSD$
# Functions which perform the final cleanup after an install
# Finishes up with ZFS setup before unmounting
zfs_cleanup_unmount()
{
# Loop through our FS and see if we have any ZFS partitions to cleanup
for PART in `ls ${PARTDIR}`
do
PARTDEV=`echo $PART | sed 's|-|/|g'`
PARTFS="`cat ${PARTDIR}/${PART} | cut -d '#' -f 1`"
PARTMNT="`cat ${PARTDIR}/${PART} | cut -d '#' -f 2`"
ZPOOLNAME=$(get_zpool_name "${PARTDEV}")
if [ "$PARTFS" = "ZFS" ]
then
# Check if we have multiple zfs mounts specified
for ZMNT in `echo ${PARTMNT} | sed 's|,| |g'`
do
if [ "${ZMNT}" = "/" ]
then
# Make sure we haven't already added the zfs boot line when
# Creating a dedicated "/boot" partition
cat ${FSMNT}/boot/loader.conf 2>/dev/null | grep -q "vfs.root.mountfrom=" 2>/dev/null
if [ $? -ne 0 ] ; then
echo "vfs.root.mountfrom=\"zfs:${ZPOOLNAME}/ROOT/default\"" >> ${FSMNT}/boot/loader.conf
fi
export FOUNDZFSROOT="${ZPOOLNAME}"
fi
done
FOUNDZFS="1"
fi
done
if [ -n "${FOUNDZFS}" ]
then
# Check if we need to add our ZFS flags to rc.conf, src.conf and loader.conf
cat ${FSMNT}/boot/loader.conf 2>/dev/null | grep -q 'zfs_load="YES"' 2>/dev/null
if [ $? -ne 0 ]
then
echo 'zfs_load="YES"' >>${FSMNT}/boot/loader.conf
fi
cat ${FSMNT}/etc/rc.conf 2>/dev/null | grep -q 'zfs_enable="YES"' 2>/dev/null
if [ $? -ne 0 ]
then
echo 'zfs_enable="YES"' >>${FSMNT}/etc/rc.conf
fi
sleep 2
# Copy over any ZFS cache data
cp /boot/zfs/* ${FSMNT}/boot/zfs/
# Copy the hostid so that our zfs cache works
cp /etc/hostid ${FSMNT}/etc/hostid
fi
# Loop through our FS and see if we have any ZFS partitions to cleanup
for PART in `ls ${PARTDIR}`
do
PARTDEV=`echo $PART | sed 's|-|/|g'`
PARTFS="`cat ${PARTDIR}/${PART} | cut -d '#' -f 1`"
PARTMNT="`cat ${PARTDIR}/${PART} | cut -d '#' -f 2`"
PARTENC="`cat ${PARTDIR}/${PART} | cut -d '#' -f 3`"
ZPOOLNAME=$(get_zpool_name "${PARTDEV}")
if [ "$PARTFS" = "ZFS" ]
then
# Create a list of zpool names we can export
echo $ZPOOLEXPORTS | grep -q "$ZPOOLNAME "
if [ $? -ne 0 ] ; then
export ZPOOLEXPORTS="$ZPOOLNAME $ZPOOLEXPORTS"
fi
# Check if we have multiple zfs mounts specified
for ZMNT in `echo ${PARTMNT} | sed 's|,| |g'`
do
ZMNT="`echo $ZMNT | cut -d '(' -f 1`"
PARTMNTREV="${ZMNT} ${PARTMNTREV}"
done
for ZMNT in ${PARTMNTREV}
do
if [ "${ZMNT}" = "/" ] ; then continue ; fi
# Some ZFS like /swap aren't mounted, and dont need unmounting
mount | grep -q "${FSMNT}${ZMNT}"
if [ $? -eq 0 ] ; then
rc_halt "zfs unmount ${ZPOOLNAME}${ZMNT}"
rc_halt "zfs set mountpoint=${ZMNT} ${ZPOOLNAME}${ZMNT}"
fi
sleep 2
done
fi
done
};
# Function which performs the specific setup for using a /boot partition
setup_dedicated_boot_part()
{
ROOTFS="${1}"
ROOTFSTYPE="${2}"
BOOTFS="${3}"
BOOTMNT="${4}"
# Set the root mount in loader.conf
echo "vfs.root.mountfrom=\"${ROOTFSTYPE}:${ROOTFS}\"" >> ${FSMNT}/boot/loader.conf
rc_halt "mkdir -p ${FSMNT}/${BOOTMNT}/boot"
rc_halt "mv ${FSMNT}/boot/* ${FSMNT}${BOOTMNT}/boot/"
rc_halt "mv ${FSMNT}${BOOTMNT}/boot ${FSMNT}/boot/"
rc_halt "umount ${BOOTFS}"
rc_halt "mount ${BOOTFS} ${FSMNT}${BOOTMNT}"
rc_halt "rmdir ${FSMNT}/boot"
# Strip the '/' from BOOTMNT before making symlink
BOOTMNTNS="`echo ${BOOTMNT} | sed 's|/||g'`"
rc_halt "chroot ${FSMNT} ln -s ${BOOTMNTNS}/boot /boot"
};
# Function which creates the /etc/fstab for the installed system
setup_fstab()
{
FSTAB="${FSMNT}/etc/fstab"
rm ${FSTAB} >/dev/null 2>/dev/null
# Create the header
echo "# Device Mountpoint FStype Options Dump Pass" >> ${FSTAB}
# Loop through the partitions, and start creating /etc/fstab
for PART in `ls ${PARTDIR}`
do
PARTDEV=`echo $PART | sed 's|-|/|g'`
PARTFS="`cat ${PARTDIR}/${PART} | cut -d '#' -f 1`"
PARTMNT="`cat ${PARTDIR}/${PART} | cut -d '#' -f 2`"
PARTENC="`cat ${PARTDIR}/${PART} | cut -d '#' -f 3`"
PARTLABEL="`cat ${PARTDIR}/${PART} | cut -d '#' -f 4`"
# Unset EXT
EXT=""
# Set mount options for file-systems
case $PARTFS in
UFS+J) MNTOPTS="rw,noatime,async" ;;
SWAP) MNTOPTS="sw" ;;
*) MNTOPTS="rw,noatime" ;;
esac
# Figure out if we are using a glabel, or the raw name for this entry
if [ -n "${PARTLABEL}" ]
then
DEVICE="label/${PARTLABEL}"
else
# Check if using encryption
if [ "${PARTENC}" = "ON" ] ; then
EXT=".eli"
fi
if [ "${PARTFS}" = "UFS+J" ] ; then
EXT="${EXT}.journal"
fi
DEVICE="${PARTDEV}${EXT}"
fi
# Set our ROOTFSTYPE for loader.conf if necessary
check_for_mount "${PARTMNT}" "/"
if [ $? -eq 0 ] ; then
if [ "${PARTFS}" = "ZFS" ] ; then
ROOTFSTYPE="zfs"
ZPOOLNAME=$(get_zpool_name "${PARTDEV}")
ROOTFS="${ZPOOLNAME}/ROOT/default"
else
ROOTFS="${DEVICE}"
ROOTFSTYPE="ufs"
fi
fi
# Only create non-zfs partitions
if [ "${PARTFS}" != "ZFS" ]
then
# Make sure geom_journal is loaded
if [ "${PARTFS}" = "UFS+J" ] ; then
setup_gjournal
fi
# Save the BOOTFS for call at the end
if [ "${PARTMNT}" = "/boot" ] ; then
BOOTFS="${PARTDEV}${EXT}"
BOOTMNT="${BOOT_PART_MOUNT}"
PARTMNT="${BOOTMNT}"
fi
# Echo out the fstab entry now
if [ "${PARTFS}" = "SWAP" ]
then
echo "/dev/${DEVICE} none swap ${MNTOPTS} 0 0" >> ${FSTAB}
else
echo "/dev/${DEVICE} ${PARTMNT} ufs ${MNTOPTS} 1 1" >> ${FSTAB}
fi
fi # End of ZFS Check
done
# Setup some specific PC-BSD fstab options
if [ "$INSTALLTYPE" != "FreeBSD" ]
then
echo "procfs /proc procfs rw 0 0" >> ${FSTAB}
echo "linprocfs /compat/linux/proc linprocfs rw 0 0" >> ${FSTAB}
fi
# If we have a dedicated /boot, run the post-install setup of it now
if [ ! -z "${BOOTMNT}" ] ; then
setup_dedicated_boot_part "${ROOTFS}" "${ROOTFSTYPE}" "${BOOTFS}" "${BOOTMNT}"
fi
};
# Setup our disk mirroring with gmirror
setup_gmirror()
{
cat ${FSMNT}/boot/loader.conf 2>/dev/null | grep -q 'geom_mirror_load="YES"' 2>/dev/null
if [ $? -ne 0 ]
then
echo 'geom_mirror_load="YES"' >>${FSMNT}/boot/loader.conf
fi
};
# Function which saves geli keys and sets up loading of them at boot
setup_geli_loading()
{
# Make our keys dir
mkdir -p ${FSMNT}/boot/keys >/dev/null 2>/dev/null
cd ${GELIKEYDIR}
for KEYFILE in `ls`
do
# Figure out the partition name based on keyfile name removing .key
PART="`echo ${KEYFILE} | cut -d '.' -f 1`"
PARTDEV="`echo ${PART} | sed 's|-|/|g'`"
PARTNAME="`echo ${PART} | sed 's|-dev-||g'`"
rc_halt "geli configure -b ${PARTDEV}"
# If no passphrase, setup key files
if [ ! -e "${PARTDIR}-enc/${PART}-encpass" ] ; then
echo "geli_${PARTNAME}_keyfile0_load=\"YES\"" >> ${FSMNT}/boot/loader.conf
echo "geli_${PARTNAME}_keyfile0_type=\"${PARTNAME}:geli_keyfile0\"" >> ${FSMNT}/boot/loader.conf
echo "geli_${PARTNAME}_keyfile0_name=\"/boot/keys/${PARTNAME}.key\"" >> ${FSMNT}/boot/loader.conf
# Copy the key to the disk
rc_halt "cp ${GELIKEYDIR}/${KEYFILE} ${FSMNT}/boot/keys/${PARTNAME}.key"
fi
done
# Make sure we have geom_eli set to load at boot
cat ${FSMNT}/boot/loader.conf 2>/dev/null | grep -q 'geom_eli_load="YES"' 2>/dev/null
if [ $? -ne 0 ]
then
echo 'geom_eli_load="YES"' >>${FSMNT}/boot/loader.conf
fi
};
# Function to generate a random hostname if none was specified
gen_hostname()
{
RAND="`jot -r 1 1 9000`"
if [ "$INSTALLTYPE" = "FreeBSD" ]
then
VAL="freebsd-${RAND}"
else
VAL="pcbsd-${RAND}"
fi
export VAL
};
# Function which sets up the hostname for the system
setup_hostname()
{
get_value_from_cfg hostname
HOSTNAME="${VAL}"
# If we don't have a hostname, make one up
if [ -z "${HOSTNAME}" ]
then
gen_hostname
HOSTNAME="${VAL}"
fi
# Clean up any saved hostname
cat ${FSMNT}/etc/rc.conf | grep -v "hostname=" >${FSMNT}/etc/rc.conf.new
mv ${FSMNT}/etc/rc.conf.new ${FSMNT}/etc/rc.conf
# Set the hostname now
echo_log "Setting hostname: ${HOSTNAME}"
echo "hostname=\"${HOSTNAME}\"" >> ${FSMNT}/etc/rc.conf
sed -i -e "s|my.domain|${HOSTNAME} ${HOSTNAME}|g" ${FSMNT}/etc/hosts
};
# Check and make sure geom_journal is enabled on the system
setup_gjournal()
{
# Make sure we have geom_journal set to load at boot
cat ${FSMNT}/boot/loader.conf 2>/dev/null | grep -q 'geom_journal_load="YES"' 2>/dev/null
if [ $? -ne 0 ]
then
echo 'geom_journal_load="YES"' >>${FSMNT}/boot/loader.conf
fi
};
# Function which sets the root password from the install config
set_root_pw()
{
# Get the plaintext string
get_value_from_cfg_with_spaces rootPass
local PW="${VAL}"
# Get the encrypted string
get_value_from_cfg_with_spaces rootEncPass
local ENCPW="${VAL}"
# If we don't have a root pass, return
if [ -z "${PW}" -a -z "${ENCPW}" ] ; then return 0 ; fi
echo_log "Setting root password"
# Check if setting plaintext password
if [ -n "${PW}" ] ; then
echo "${PW}" > ${FSMNT}/.rootpw
run_chroot_cmd "cat /.rootpw | pw usermod root -h 0"
rc_halt "rm ${FSMNT}/.rootpw"
fi
# Check if setting encrypted password
if [ -n "${ENCPW}" ] ; then
echo "${ENCPW}" > ${FSMNT}/.rootpw
run_chroot_cmd "cat /.rootpw | pw usermod root -H 0"
rc_halt "rm ${FSMNT}/.rootpw"
fi
};
run_final_cleanup()
{
# Check if we need to run any gmirror setup
ls ${MIRRORCFGDIR}/* >/dev/null 2>/dev/null
if [ $? -eq 0 ]
then
# Lets setup gmirror now
setup_gmirror
fi
# Check if we need to save any geli keys
ls ${GELIKEYDIR}/* >/dev/null 2>/dev/null
if [ $? -eq 0 ]
then
# Lets setup geli loading
setup_geli_loading
fi
# Set a hostname on the install system
setup_hostname
# Set the root_pw if it is specified
set_root_pw
# Generate the fstab for the installed system
setup_fstab
};