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26 lines
631 B
26 lines
631 B
#!/bin/bash |
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# We depend on dm_mod being loaded |
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[ "$1" = "-d" ] && echo dm |
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# No point trying to support lvm if the binaries are missing |
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which lvm >/dev/null 2>&1 || exit 1 |
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. $dracutfunctions |
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[[ $debug ]] && set -x |
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is_lvm() { [[ $(get_fs_type /dev/block/$1) = LVM2_member ]]; } |
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[[ $1 = '-h' ]] && { |
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rootdev=$(find_root_block_device) |
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if [[ $rootdev ]]; then |
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# root lives on a block device, so we can be more precise about |
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# hostonly checking |
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check_block_and_slaves is_lvm "$rootdev" || exit 1 |
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else |
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# root is not on a block device, use the shotgun approach |
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blkid | grep -q LVM2_member || exit 1 |
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fi |
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} |
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exit 0
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