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Viewing changes to rescue.d/80grub-reinstall

  • Committer: Colin Watson
  • Date: 2006-01-11 10:48:12 UTC
  • Revision ID: git-v1:3635f9f9993bb8638dbcc64c50857eed0e4e0a45
* Add a rescue script to reinstall grub (requires rescue-mode 0.8).

r33933

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rescue.d/80grub-reinstall
 
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#! /bin/sh -e
 
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. /usr/share/debconf/confmodule
 
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. /usr/share/grub-installer/functions.sh
 
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db_progress START 0 2 grub-installer/progress/title
 
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db_progress INFO grub-installer/progress/step_bootdev
 
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db_input critical grub-installer/bootdev
 
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if ! db_go; then
 
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        # back up to menu
 
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        db_progress STOP
 
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        exit 10
 
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fi
 
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db_get grub-installer/bootdev
 
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bootdev="$RET"
 
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if echo "$bootdev" | grep -qv '('; then
 
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        mappedbootdev="$(mapdevfs "$bootdev")" || true
 
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        if [ "$mappedbootdev" ]; then
 
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                bootdev="$mappedbootdev"
 
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        fi
 
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fi
 
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db_progress STEP 1
 
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db_subst grub-installer/progress/step_install_loader BOOTDEV "$bootdev"
 
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db_progress INFO grub-installer/progress/step_install_loader
 
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update_mtab
 
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if ! is_floppy "$bootdev"; then
 
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        if chroot /target /sbin/grub-install -h 2>&1 | grep -q no-floppy; then
 
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                floppyparam="--no-floppy"
 
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        fi
 
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fi
 
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if ! log-output -t grub-installer chroot /target /sbin/grub-install --recheck $floppyparam "$bootdev"; then
 
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        db_subst grub-installer/grub-install-failed BOOTDEV "$bootdev"
 
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        db_input critical grub-installer/grub-install-failed BOOTDEV "$bootdev"
 
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        db_go || true
 
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        db_progress STOP
 
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        exit 1
 
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fi
 
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db_progress STEP 1
 
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db_progress STOP