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#! /bin/bash
# Copyright (C) 2004 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
if test -e /etc/init.d/functions; then
. /etc/init.d/functions
_beginResult() { echo -n "$@..."; }
_postResult() { echo; }
lockfile=/var/lock/subsys/$LOCKFILE
elif test -e /etc/gentoo-release; then
. /etc/init.d/functions.sh
_beginResult() { ebegin "$@"; }
_postResult() { :; }
success() { eend 0; }
passed() { eend 0; }
failure() { eend 1; }
lockfile=/var/run/$LOCKFILE
else
_beginResult() { echo -n "$@..."; }
_postResult() { :; }
success() { echo .; }
passed() { echo .; }
failure() { echo ERROR; }
lockfile=/var/run/$LOCKFILE
fi
function _endResult()
{
local rc=$1
case "$rc" in
(0) success;;
(2) passed; rc=0;;
(*) failure;;
esac
_postResult
return $rc
}
function set_helper()
{
local f="/proc/sys/kernel/vshelper"
if test -e "$f"; then
echo "$_VSHELPER" > "$f"
return 0
else
return 2
fi
}
function kill_contexts()
{
local xid
for xid in `ls -1 /proc/virtual 2>/dev/null`; do
[ "$xid" = "info" -o "$xid" = "status" ] && continue
$_VATTRIBUTE --xid $xid --set --flag ~persistent
$_VKILL --xid $xid -s 15
sleep 3
$_VKILL --xid $xid -s 9
done
local alive=0
for xid in `ls -1 /proc/virtual 2>/dev/null`; do
[ "$xid" = "info" -o "$xid" = "status" ] && continue
let alive+=1
done
test $alive = 0
}
function create_dirs()
{
$_MKDIR -p "$__RUNDIR" && $_MKDIR -p "$__VSHELPERSTATEDIR" && $_MKDIR -p `$_READLINK "$__PKGSTATEREVDIR"`
}
function mount_cgroup()
{
_generateCgroupOptions
test -n "$CGROUP_MNT" || return 0
$_MKDIR -p "$CGROUP_MNT"
if test -n "$CGROUP_MNT_PER_SS"; then
for ss in "${CGROUP_SUBSYS[@]}"; do
$_MKDIR -p "$CGROUP_MNT/$ss"
$_GREP -q "$CGROUP_MNT/$ss" /proc/mounts || \
$_MOUNT -t cgroup -o "$ss" vserver "$CGROUP_MNT/$ss"
done
else
oIFS="$IFS"
IFS=,
ss="${CGROUP_SUBSYS[*]}"
IFS="$oIFS"
$_MOUNT -t cgroup -o "$ss" vserver "$CGROUP_MNT"
fi
}
function umount_cgroup()
{
_generateCgroupOptions
test -n "$CGROUP_MNT" || return 0
if test -n "$CGROUP_MNT_PER_SS"; then
for ss in "${CGROUP_SUBSYS[@]}"; do
$_UMOUNT "$CGROUP_MNT/$ss"
done
else
$_UMOUNT "$CGROUP_MNT"
fi
}
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