From ffcc64bdea9080c2a1430ba59720f583bc0ac908 Mon Sep 17 00:00:00 2001
From: Will Woods <wwoods@redhat.com>
Date: Wed, 29 Feb 2012 13:09:58 -0500
Subject: [PATCH] move emergency_shell to dracut-lib.sh
This lets things running outside init call an emergency_shell.
(example: scripts called by initqueue)
---
modules.d/99base/dracut-lib.sh | 38 ++++++++++++++++++++++++++++++++++++++
modules.d/99base/init.sh | 40 +---------------------------------------
2 files changed, 39 insertions(+), 39 deletions(-)
diff --git a/modules.d/99base/dracut-lib.sh b/modules.d/99base/dracut-lib.sh
index afd366e..c31854e 100755
--- a/modules.d/99base/dracut-lib.sh
+++ b/modules.d/99base/dracut-lib.sh
@@ -753,3 +753,41 @@ killproc() {
need_shutdown() {
>/run/initramfs/.need_shutdown
}
+
+emergency_shell()
+{
+ local _ctty
+ set +e
+ if [ "$1" = "-n" ]; then
+ _rdshell_name=$2
+ shift 2
+ else
+ _rdshell_name=dracut
+ fi
+ echo ; echo
+ warn $@
+ source_hook emergency
+ echo
+ wait_for_loginit
+ [ -e /run/initramfs/.die ] && exit 1
+ if getargbool 1 rd.shell -y rdshell || getarg rd.break rdbreak; then
+ echo "Dropping to debug shell."
+ echo
+ export PS1="$_rdshell_name:\${PWD}# "
+ [ -e /.profile ] || >/.profile
+ _ctty=/dev/console
+ if [ -n "$(command -v setsid)" ]; then
+ _ctty="$(getarg rd.ctty=)" && _ctty="/dev/${_ctty##*/}"
+ [ -c "$_ctty" ] || _ctty=/dev/tty1
+ setsid sh -i -l 0<$_ctty 1>$_ctty 2>&1
+ elif [ -n "$(command -v openvt)" ] && ! getarg "console=" >/dev/null 2>&1 && getargbool 1 "rd.openvt" ; then
+ openvt -f -c 1 -w -s -l -- sh
+ else
+ sh -i -l 0<$_ctty 1>$_ctty 2>&1
+ fi
+ else
+ warn "Boot has failed. To debug this issue add \"rdshell\" to the kernel command line."
+ # cause a kernel panic
+ exit 1
+ fi
+}
diff --git a/modules.d/99base/init.sh b/modules.d/99base/init.sh
index 4d0a2a2..d197497 100755
--- a/modules.d/99base/init.sh
+++ b/modules.d/99base/init.sh
@@ -38,54 +38,16 @@ wait_for_loginit()
rm -f /run/initramfs/loginit.pipe /run/initramfs/loginit.pid
}
-emergency_shell()
-{
- local _ctty
- set +e
- if [ "$1" = "-n" ]; then
- _rdshell_name=$2
- shift 2
- else
- _rdshell_name=dracut
- fi
- echo ; echo
- warn $@
- source_hook emergency
- echo
- wait_for_loginit
- [ -e /run/initramfs/.die ] && exit 1
- if getargbool 1 rd.shell -y rdshell || getarg rd.break rdbreak; then
- echo "Dropping to debug shell."
- echo
- export PS1="$_rdshell_name:\${PWD}# "
- [ -e /.profile ] || >/.profile
- _ctty=/dev/console
- if [ -n "$(command -v setsid)" ]; then
- _ctty="$(getarg rd.ctty=)" && _ctty="/dev/${_ctty##*/}"
- [ -c "$_ctty" ] || _ctty=/dev/tty1
- setsid sh -i -l 0<$_ctty 1>$_ctty 2>&1
- elif [ -n "$(command -v openvt)" ] && ! getarg "console=" >/dev/null 2>&1 && getargbool 1 "rd.openvt" ; then
- openvt -f -c 1 -w -s -l -- sh
- else
- sh -i -l 0<$_ctty 1>$_ctty 2>&1
- fi
- else
- warn "Boot has failed. To debug this issue add \"rdshell\" to the kernel command line."
- # cause a kernel panic
- exit 1
- fi
-}
-
NEWROOT="/sysroot"
[ -d $NEWROOT ] || mkdir -p -m 0755 $NEWROOT
-trap "emergency_shell Signal caught!" 0
OLDPATH=$PATH
PATH=/usr/sbin:/usr/bin:/sbin:/bin
export PATH
RD_DEBUG=""
. /lib/dracut-lib.sh
+trap "emergency_shell Signal caught!" 0
[ -c /dev/null ] || mknod -m 0666 /dev/null c 1 3