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Direktori : /proc/thread-self/root/usr/share/initramfs-tools/hooks/ |
Current File : //proc/thread-self/root/usr/share/initramfs-tools/hooks/mdadm |
#!/bin/sh # # Copyright © 2006-2008 Martin F. Krafft <madduck@debian.org>, # 2012 Michael Tokarev <mjt@tls.msk.ru> # based on the scripts in the initramfs-tools package. # released under the terms of the Artistic Licence. # set -eu PREREQ="udev" prereqs() { echo "$PREREQ" } case "${1:-}" in prereqs) prereqs exit 0 ;; esac is_true() { case "${1:-}" in [Yy]es|[Yy]|1|[Tt]rue|[Tt]) return 0;; *) return 1;; esac } write() { local PREFIX; PREFIX=$1; shift echo "${PREFIX}: mdadm: $@" >&2 } info() { is_true ${VERBOSE:-false} && write I "$@" || : } warn() { write W "$@" } . /usr/share/initramfs-tools/hook-functions # copy the binary as early as possible copy_exec /sbin/mdadm /sbin copy_exec /sbin/mdmon /sbin # Copy udev rules, which udev no longer does for UDEV_RULE in 63-md-raid-arrays.rules 64-md-raid-assembly.rules; do for rules_folder in /lib/udev/rules.d /etc/udev/rules.d; do if [ -f $rules_folder/$UDEV_RULE ]; then mkdir -p $DESTDIR$rules_folder cp $rules_folder/$UDEV_RULE $DESTDIR$rules_folder/$UDEV_RULE fi done done # load raid modules in the initramfs for module in linear multipath raid0 raid1 raid456 raid5 raid6 raid10; do force_load $module done # load efivars for Intel RST IMSM, see Bug#962844 force_load efivars || true # copy the mdadm configuration CONFIG=/etc/mdadm/mdadm.conf ALTCONFIG=/etc/mdadm.conf DESTMDADMCONF=$DESTDIR/etc/mdadm/mdadm.conf [ ! -f $CONFIG ] && [ -f $ALTCONFIG ] && CONFIG=$ALTCONFIG || : mkdir -p ${DESTDIR}/etc/mdadm if [ ! -f $CONFIG ]; then # there is no configuration file, so let's create one if /usr/share/mdadm/mkconf generate $CONFIG; then # all is well cp -p $CONFIG $DESTMDADMCONF info "auto-generated the mdadm.conf configuration file." else # we failed to auto-generate, so let the emergency procedure take over warn "failed to auto-generate the mdadm.conf file." warn "please read /usr/share/doc/mdadm/README.upgrading-2.5.3.gz ." fi else cp -p $CONFIG ${DESTDIR}/etc/mdadm sed -i '/^CREATE/s/^/#/' $DESTMDADMCONF if ! grep -q '^ARRAY' $CONFIG; then tmpfile="${DESTMDADMCONF}.tmp" if /usr/share/mdadm/mkconf > $tmpfile; then cp -p $tmpfile $DESTMDADMCONF else warn "failed to auto-generate temporary mdadm.conf file." fi else # make sure the configuration file knows about all running devices /sbin/mdadm --detail --scan | while read array device params; do uuid=${params#*UUID=}; uuid=${uuid%% *} if grep -qi "UUID=$uuid" $DESTMDADMCONF; then info "$uuid $device added to the mdadm.conf in the initramfs" fi done fi fi