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77 lines
1.9 KiB
77 lines
1.9 KiB
#!/bin/sh |
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# run lvm scan if udev has settled |
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. /lib/dracut-lib.sh |
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VGS=$(getargs rd_LVM_VG=) |
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LVS=$(getargs rd_LVM_LV=) |
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[ -d /etc/lvm ] || mkdir -p /etc/lvm |
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# build a list of devices to scan |
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lvmdevs=$( |
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for f in /tmp/.lvm_scan-*; do |
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[ -e "$f" ] || continue |
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echo -n "${f##/tmp/.lvm_scan-} " |
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done |
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) |
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if [ ! -e /etc/lvm/lvm.conf ]; then |
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{ |
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echo 'devices {'; |
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echo -n ' filter = [ ' |
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for dev in $lvmdevs; do |
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printf '"a|^/dev/%s$|", ' $dev; |
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done; |
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echo '"r/.*/" ]'; |
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echo '}'; |
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# establish read-only locking |
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echo 'global {'; |
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echo ' locking_type = 4'; |
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echo '}'; |
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} > /etc/lvm/lvm.conf |
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lvmwritten=1 |
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fi |
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check_lvm_ver() { |
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# --poll is supported since 2.2.57 |
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[ $1 -lt 2 ] && return 1 |
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[ $1 -gt 2 ] && return 0 |
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# major is 2 |
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[ $2 -lt 2 ] && return 1 |
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[ $2 -gt 2 ] && return 0 |
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# minor is 2, check for |
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# greater or equal 57 |
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[ $3 -ge 57 ] && return 0 |
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return 1 |
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} |
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nopoll=$( |
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# hopefully this output format will never change, e.g.: |
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# LVM version: 2.02.53(1) (2009-09-25) |
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lvm version 2>/dev/null | \ |
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( |
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IFS=. read maj min sub; |
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maj=${maj##*:}; |
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sub=${sub%% *}; sub=${sub%%\(*}; |
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check_lvm_ver $maj $min $sub && \ |
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echo " --poll n ")) |
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if [ -n "$LVS" ] ; then |
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info "Scanning devices $lvmdevs for LVM logical volumes $LVS" |
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lvm lvscan --ignorelockingfailure 2>&1 | vinfo |
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lvm lvchange -ay --ignorelockingfailure $nopoll --monitor n $LVS 2>&1 | vinfo |
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fi |
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if [ -z "$LVS" -o -n "$VGS" ]; then |
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info "Scanning devices $lvmdevs for LVM volume groups $VGS" |
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lvm vgscan --ignorelockingfailure 2>&1 | vinfo |
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lvm vgchange -ay --ignorelockingfailure $nopoll --monitor n $VGS 2>&1 | vinfo |
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fi |
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if [ "$lvmwritten" ]; then |
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rm -f /etc/lvm/lvm.conf |
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ln -s /sbin/lvm-cleanup /pre-pivot/30-lvm-cleanup.sh 2>/dev/null |
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ln -s /sbin/lvm-cleanup /pre-pivot/31-lvm-cleanup.sh 2>/dev/null |
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fi |
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unset lvmwritten
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