up

# $Id$

# Maintainer: Sébastien Luttringer <seblu@aur.archlinux.org>

# Contributor: Jan "heftig" Steffens <jan.steffens@gmail.com>

pkgname=libcgroup

pkgver=0.38

pkgrel=0.1

pkgdesc='Library that abstracts the control group file system in Linux'

arch=(i686 x86_64)

url='http://libcg.sourceforge.net'

license=(LGPL)

backup=('etc/conf.d/cgred' 'etc/conf.d/cgconfig' 'etc/cgconfig.conf' 'etc/cgrules.conf')

options=('!emptydirs' '!libtool')

install=libcgroup.install

source=("http://downloads.sourceforge.net/libcg/$pkgname-$pkgver.tar.bz2"

        cgred cgconfig cgconfig.conf)

md5sums=('f0f7d4060bf36ccc19d75dbf4f1695db'

         '72abd2fd52853579b91e1ca6ea87197a'

         '8e2ee870398dd62d3c4730330bbf6c21'

         'cf4244ed9a413fa888be66bf0bc6d055')

build() {

  cd $pkgname-$pkgver

  ./configure \

    --prefix=/usr \

    --sysconfdir=/etc \

    --localstatedir=/var

  make

}

package() {

  cd $pkgname-$pkgver

  make DESTDIR="$pkgdir" pkgconfigdir=/usr/lib/pkgconfig install

  # install samples

  install -Dm644 samples/cgred.conf "$pkgdir/etc/conf.d/cgred"

  install -Dm644 samples/cgconfig.conf "$pkgdir/etc/cgconfig.conf"

  install -Dm644 samples/cgrules.conf "$pkgdir/etc/cgrules.conf"

  install -Dm644 samples/cgsnapshot_blacklist.conf "$pkgdir/etc/cgsnapshot_blacklist.conf"

  # fix naming of pam library

  cd "$pkgdir/usr/lib/security"

  mv pam_cgroup.so.*.*.* pam_cgroup.so

  rm -f pam_cgroup.so.*

  cd "$srcdir"

  install -Dm755 "$srcdir/cgred" etc/rc.d/cgred

  install -Dm755 "$srcdir/cgconfig" etc/rc.d/cgconfig

  install -Dm644 "$srcdir/cgconfig.conf" etc/conf.d/cgconfig

#

#  # Make cgexec setgid cgred

#  chown root:160 "$pkgdir/bin/cgexec"

#  chmod 2755 "$pkgdir/bin/cgexec"

}

# vim:set ts=2 sw=2 ft=sh et:

#!/bin/bash

. /etc/rc.conf

. /etc/rc.d/functions

. /etc/conf.d/cgconfig

# From cgconfig init.d script

create_default_groups() {

  declare defaultcgroup

  if [ -f /etc/cgrules.conf ]; then

    grep -m1 '^\*[[:space:]]\+' /etc/cgrules.conf | \

      read user ctrl defaultcgroup

    if [ -n $defaultcgroup -a $defaultcgroup = "*" ]; then

      defaultcgroup=

    fi

  fi

  if [ -z $defaultcgroup ]; then

    defaultcgroup=sysdefault/

  fi

  #

  # Find all mounted subsystems and create comma-separated list

  # of controllers.

  #

  controllers=$(lssubsys 2>/dev/null | tr '\n' ',' | sed s/.$//)

  #

  # Create the default group, ignore errors when the default group

  # already exists.

  #

  cgcreate -f 664 -d 775 -g $controllers:$defaultcgroup 2>/dev/null

  #

  # special rule for cpusets

  #

  if echo $controllers | grep -q -w cpuset; then

    cpus=$(cgget -nv -r cpuset.cpus /)

    cgset -r cpuset.cpus=$cpus $defaultcgroup

    mems=$(cgget -nv -r cpuset.mems /)

    cgset -r cpuset.mems=$mems $defaultcgroup

  fi

  #

  # special rule for cpus

  #

  if echo $controllers | grep -q -w cpu; then

    rt_runtime_us=$(cgget -nv -r cpu.rt_runtime_us /)

    cgset -r cpu.rt_runtime_us=$rt_runtime_us $defaultcgroup

  fi

  #

  # Classify everything to default cgroup. Ignore errors, some processes

  # may exit after ps is run and before cgclassify moves them.

  #

  classify_all -g $controllers:$defaultcgroup || :

}

classify_all() {

  cgclassify "$@" $(ps --no-headers -eL o tid) 2>/dev/null

}

case "$1" in

  start)

    stat_busy "Starting CGroups configuration"

    cgconfigparser -l /etc/cgconfig.conf

    if [ $? -gt 0 ]; then

      stat_fail

    else

      if [ $CREATE_DEFAULT == "yes" ]; then

        create_default_groups

      fi

      if [ $CLASSIFY == "yes" ]; then

        classify_all

      fi

      add_daemon cgconfig

      stat_done

    fi

    ;;

  stop)

    stat_busy "Clearing CGroups configuration"

    cgclear

    if [ $? -gt 0 ]; then

      stat_fail

    else

      rm_daemon cgconfig

      stat_done

    fi

    ;;

  restart)

    $0 stop

    sleep 1

    $0 start

    ;;

  *)

    echo "usage: $0 {start|stop|restart}"  

esac

# vim:set ft=sh:

# Service cgconfig can create a default group in all mounted hierarchies and

# move all processes there on boot. If no default rule is specified in

# /etc/cgrules.conf, the default group is named '/sysdefault'.

# This automatically created group(s) can be useful e.g. when using 'cpu'

# controller to limit cpu.shares of this default group and allowing some more

# important group take most of the CPU.

#

# By default, create these groups:

CREATE_DEFAULT=yes

# Uncomment following line to disable creation of the default group on startup:

#CREATE_DEFAULT=no

# Service cgconfig can classify all processes according to /etc/cgrules.conf on

# boot.

#

# By default, classify all processes:

CLASSIFY=yes

# Uncomment following line to disable classification of processes on boot:

#CLASSIFY=no

#!/bin/bash

. /etc/rc.conf

. /etc/rc.d/functions

. /etc/conf.d/cgred

OPTIONS="$NODAEMON $LOG"

if [ -n "$LOG_FILE" ]; then

  OPTIONS="$OPTIONS --logfile=$LOG_FILE"

fi

if [ -n "$SOCKET_USER" ]; then

  OPTIONS="$OPTIONS -u $SOCKET_USER"

fi

if [ -n "$SOCKET_GROUP" ]; then

  OPTIONS="$OPTIONS -g $SOCKET_GROUP"

fi

PID=`pidof -o %PPID /usr/sbin/cgrulesengd`

case "$1" in

  start)

    stat_busy "Starting CGroups rules engine daemon"

    if [ -z "$PID" ]; then 

      # Load Connector support

      modprobe cn

      sleep 0.1

      cgrulesengd $OPTIONS

    fi

    if [ ! -z "$PID" -o $? -gt 0 ]; then

      stat_fail

    else

      add_daemon cgred

      stat_done

    fi

    ;;

  stop)

    stat_busy "Stopping CGroups rules engine daemon"

    [ ! -z "$PID" ]  && kill $PID &> /dev/null

    if [ $? -gt 0 ]; then

      stat_fail

    else

      rm_daemon cgred

      stat_done

    fi

    ;;

  restart)

    $0 stop

    sleep 1

    $0 start

    ;;

  *)

    echo "usage: $0 {start|stop|restart}"  

esac

# vim:set ft=sh:

post_install() {

  getent group cgred &>/dev/null || groupadd -r -g 160 cgred >/dev/null

}

post_upgrade() {

  post_install

}

post_remove() {

  getent group cgred &>/dev/null && groupdel cgred >/dev/null

}