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#!/bin/sh
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# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
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# ex: ts=8 sw=4 sts=4 et filetype=sh
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export DRACUT_SYSTEMD=1
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if [ -f /dracut-state.sh ]; then
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. /dracut-state.sh 2>/dev/null
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fi
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type getarg >/dev/null 2>&1 || . /lib/dracut-lib.sh
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source_conf /etc/conf.d
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make_trace_mem "hook pre-pivot" '1:shortmem' '2+:mem' '3+:slab'
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# pre pivot scripts are sourced just before we doing cleanup and switch over
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# to the new root.
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getarg 'rd.break=pre-pivot' 'rdbreak=pre-pivot' && emergency_shell -n pre-pivot "Break pre-pivot"
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source_hook pre-pivot
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# pre pivot cleanup scripts are sourced just before we switch over to the new root.
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getarg 'rd.break=cleanup' 'rdbreak=cleanup' && emergency_shell -n cleanup "Break cleanup"
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source_hook cleanup
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# By the time we get here, the root filesystem should be mounted.
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# Try to find init.
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for i in "$(getarg real_init=)" "$(getarg init=)"; do
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[ -n "$i" ] || continue
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__p=$(readlink -f "${NEWROOT}/${i}")
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if [ -x "$__p" ]; then
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INIT="$i"
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echo "NEWINIT=\"$INIT\"" > /run/initramfs/switch-root.conf
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break
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fi
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done
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echo "NEWROOT=\"$NEWROOT\"" >> /run/initramfs/switch-root.conf
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# remove helper symlink
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[ -h /dev/root ] && rm -f /dev/root
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getarg rd.break -d rdbreak && emergency_shell -n switch_root "Break before switch_root"
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exit 0
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