smeserver/cdrom.image/upgrade.cfg

upgrade
text
cdrom
bootloader --location=mbr
zerombr yes

%post
/sbin/syslogd &
sleep 2
/sbin/e-smith/signal-event post-upgrade

# HACK - fix selinux config
perl -p -i -e 's/SELINUX=enforcing/SELINUX=disabled/' /etc/selinux/config

%pre
#!/bin/sh
set -x

# let's assume it's a SCSI system
if grep -q 'sda$' /proc/partitions; then
    disk=sda
else
    # No SCSI Drives is must be IDE
    media=`cat /proc/ide/hda/media`
    if [ $media == "disk" ] ; then
        disk=hda
    fi
fi

set $disk
found=`echo $#`
if [ $found -gt "0" ] ; then
    # Dump out current partitions
    sfdisk -d /dev/$disk > /tmp/oldparts

    # Check if we have any ext2/3 or swap partitions
    if grep -q 'Id=8[23]' /tmp/oldparts; then
        # Convert ext2/3 and swap partitions to raid autodetect
        sed 's/Id=8[32]/Id=fd/' /tmp/oldparts > /tmp/newparts

        # Find swap partition for future checks
        swap=`grep 'Id=82' /tmp/oldparts | sed "s/$disk\([0-9]\+\) :.*/md\1/"`

        # Loop throught partitions and convert to degraded raid1
        for part in `grep 'Id=8[23]' /tmp/oldparts | sed 's/ :.*//'`; do
            mdpart=`echo $part | sed "s/$disk\([0-9]\+\)/md\1/"`
            mdadm --create $mdpart --run --level=1 --raid-devices=2 $part missing
            if [ "$mdpart" == "$swap" ]; then
                # Recreate swap partition
                mkswap $swap
            else
                # Resize ext2/3 partitions (fix superblock - part 1)
                resize2fs -f $mdpart
            fi
        done
        # Write out new converted partition table
        sfdisk --force /dev/$disk < /tmp/newparts

        mkdir /mnt/tmp
        for part in `grep 'Id=fd' /tmp/newparts | sed "s/$disk\([0-9]\+\) :.*/md\1/"`; do
            if [ "$part" != "$swap" ]; then
                # Resize ext2/3 partitions (fix superblock - part 2)
                e2fsck -f $part

                # Check for /etc/fstab on partitions and convert entries
                mount $part /mnt/tmp
                if [ -r /mnt/tmp/etc/fstab ]; then
                    cat /mnt/tmp/etc/fstab | sed "s/$disk\([0-9]\+\)/md\1/" > /mnt/tmp/etc/fstab.tmp
                    mv /mnt/tmp/etc/fstab.tmp /mnt/tmp/etc/fstab
                fi
                umount /mnt/tmp
            fi
        done
        rmdir /mnt/tmp
        mdadm --stop --scan
    fi
fi
1	upgrade
2	text
3	cdrom
4	bootloader --location=mbr
5	zerombr yes
6
7	%post
8	/sbin/syslogd &
9	sleep 2
10	/sbin/e-smith/signal-event post-upgrade
11
12	# HACK - fix selinux config
13	perl -p -i -e 's/SELINUX=enforcing/SELINUX=disabled/' /etc/selinux/config
14
15	%pre
16	#!/bin/sh
17	set -x
18
19	# let's assume it's a SCSI system
20	if grep -q 'sda$' /proc/partitions; then
21	disk=sda
22	else
23	# No SCSI Drives is must be IDE
24	media=`cat /proc/ide/hda/media`
25	if [ $media == "disk" ] ; then
26	disk=hda
27	fi
28	fi
29
30	set $disk
31	found=`echo $#`
32	if [ $found -gt "0" ] ; then
33	# Dump out current partitions
34	sfdisk -d /dev/$disk > /tmp/oldparts
35
36	# Check if we have any ext2/3 or swap partitions
37	if grep -q 'Id=8[23]' /tmp/oldparts; then
38	# Convert ext2/3 and swap partitions to raid autodetect
39	sed 's/Id=8[32]/Id=fd/' /tmp/oldparts > /tmp/newparts
40
41	# Find swap partition for future checks
42	swap=`grep 'Id=82' /tmp/oldparts \| sed "s/$disk\([0-9]\+\) :.*/md\1/"`
43
44	# Loop throught partitions and convert to degraded raid1
45	for part in `grep 'Id=8[23]' /tmp/oldparts \| sed 's/ :.*//'`; do
46	mdpart=`echo $part \| sed "s/$disk\([0-9]\+\)/md\1/"`
47	mdadm --create $mdpart --run --level=1 --raid-devices=2 $part missing
48	if [ "$mdpart" == "$swap" ]; then
49	# Recreate swap partition
50	mkswap $swap
51	else
52	# Resize ext2/3 partitions (fix superblock - part 1)
53	resize2fs -f $mdpart
54	fi
55	done
56	# Write out new converted partition table
57	sfdisk --force /dev/$disk < /tmp/newparts
58
59	mkdir /mnt/tmp
60	for part in `grep 'Id=fd' /tmp/newparts \| sed "s/$disk\([0-9]\+\) :.*/md\1/"`; do
61	if [ "$part" != "$swap" ]; then
62	# Resize ext2/3 partitions (fix superblock - part 2)
63	e2fsck -f $part
64
65	# Check for /etc/fstab on partitions and convert entries
66	mount $part /mnt/tmp
67	if [ -r /mnt/tmp/etc/fstab ]; then
68	cat /mnt/tmp/etc/fstab \| sed "s/$disk\([0-9]\+\)/md\1/" > /mnt/tmp/etc/fstab.tmp
69	mv /mnt/tmp/etc/fstab.tmp /mnt/tmp/etc/fstab
70	fi
71	umount /mnt/tmp
72	fi
73	done
74	rmdir /mnt/tmp
75	mdadm --stop --scan
76	fi
77	fi