75 lines
2.8 KiB
Diff
75 lines
2.8 KiB
Diff
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From 1e570bf8e3010c1cc4cec2f67e0cefd658f90b48 Mon Sep 17 00:00:00 2001
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From: Harald Hoyer <harald@redhat.com>
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Date: Thu, 21 Jun 2012 01:10:13 +0200
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Subject: [PATCH] base/dracut-lib.sh: for systemd start emergency.service
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do not spawn the shell, start the emergency.service for systemd
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---
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modules.d/99base/dracut-lib.sh | 47 +++++++++++++++++++++++++---------------
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1 file changed, 29 insertions(+), 18 deletions(-)
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diff --git a/modules.d/99base/dracut-lib.sh b/modules.d/99base/dracut-lib.sh
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index e0c4c19..5dc3fbd 100755
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--- a/modules.d/99base/dracut-lib.sh
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+++ b/modules.d/99base/dracut-lib.sh
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@@ -825,30 +825,41 @@ emergency_shell()
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_rdshell_name=$2; action="Shutdown"; hook="shutdown-emergency"
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shift 2
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fi
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+
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echo ; echo
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warn $@
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source_hook "$hook"
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echo
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+
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if getargbool 1 rd.shell -y rdshell || getarg rd.break rdbreak; then
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- echo "Dropping to debug shell."
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- echo
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- export PS1="$_rdshell_name:\${PWD}# "
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- [ -e /.profile ] || >/.profile
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-
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- _ctty="$(getarg rd.ctty=)" && _ctty="/dev/${_ctty##*/}"
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- if [ -z "$_ctty" ]; then
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- _ctty=console
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- while [ -f /sys/class/tty/$_ctty/active ]; do
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- _ctty=$(cat /sys/class/tty/$_ctty/active)
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- _ctty=${_ctty##* } # last one in the list
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- done
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- _ctty=/dev/$_ctty
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- fi
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- [ -c "$_ctty" ] || _ctty=/dev/tty1
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- strstr "$(setsid --help 2>/dev/null)" "ctty" && CTTY="-c"
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+ if [ -x /lib/systemd/systemd ]; then
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+ > /.console_lock
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+ echo "PS1=\"$_rdshell_name:\${PWD}# \"" >/etc/profile
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+ systemctl start emergency.service
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+ debug_off
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+ while [ -e /.console_lock ]; do sleep 1; done
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+ debug_on
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+ else
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+ echo "Dropping to debug shell."
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+ echo
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+ export PS1="$_rdshell_name:\${PWD}# "
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+ [ -e /.profile ] || >/.profile
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+
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+ _ctty="$(getarg rd.ctty=)" && _ctty="/dev/${_ctty##*/}"
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+ if [ -z "$_ctty" ]; then
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+ _ctty=console
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+ while [ -f /sys/class/tty/$_ctty/active ]; do
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+ _ctty=$(cat /sys/class/tty/$_ctty/active)
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+ _ctty=${_ctty##* } # last one in the list
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+ done
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+ _ctty=/dev/$_ctty
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+ fi
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+ [ -c "$_ctty" ] || _ctty=/dev/tty1
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+ strstr "$(setsid --help 2>/dev/null)" "ctty" && CTTY="-c"
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# stop watchdog
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- echo 'V' > /dev/watchdog
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- setsid $CTTY /bin/sh -i -l 0<$_ctty 1>$_ctty 2>&1
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+ echo 'V' > /dev/watchdog
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+ setsid $CTTY /bin/sh -i -l 0<$_ctty 1>$_ctty 2>&1
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+ fi
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else
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warn "$action has failed. To debug this issue add \"rd.shell\" to the kernel command line."
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# cause a kernel panic
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