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-rw-r--r--sh/rc-cgroup.sh.in83
1 files changed, 56 insertions, 27 deletions
diff --git a/sh/rc-cgroup.sh.in b/sh/rc-cgroup.sh.in
index c9a0062..449c1d3 100644
--- a/sh/rc-cgroup.sh.in
+++ b/sh/rc-cgroup.sh.in
@@ -15,45 +15,74 @@ cgroup_find_path()
echo $result
}
-# prepare values to be attached inside cgroups
-cgroup_prepare()
+cgroup_set_values()
{
- local h=$(cgroup_find_path "$1")
+ [ -n "$1" -a -n "$2" -a -d "/sys/fs/cgroup/$1" ] || return 0
+
+ local controller="$1" h=$(cgroup_find_path "$1")
cgroup="/sys/fs/cgroup/${1}${h}openrc_${RC_SVCNAME}"
- [ -d ${cgroup} ] || mkdir -p ${cgroup}
- return 0
-}
+ [ -d "$cgroup" ] || mkdir -p "$cgroup"
-cgroup_set_value()
-{
- [ -f "$cgroup/${1}" -a -n "$2" ] && echo $2 > "${cgroup}/${1}"
- return 0
-}
+ set -- $2
+ local name val
+ while [ -n "$1" -a "$controller" != "cpuacct" ]; do
+ case "$1" in
+ $controller.*)
+ if [ -n "$name" -a -f "$cgroup/$name" -a -n "$val" ]; then
+ veinfo "$RC_SVCNAME: Setting $cgroup/$name to $val"
+ echo $val > "$cgroup/$name"
+ fi
+ name=$1
+ val=
+ ;;
+ *)
+ val="$val $1"
+ ;;
+ esac
+ shift
+ done
+ if [ -n "$name" -a -f "$cgroup/$name" -a -n "$val" ]; then
+ veinfo "$RC_SVCNAME: Setting $cgroup/$name to $val"
+ echo $val > "$cgroup/$name"
+ fi
+
+ if [ -f "$cgroup/tasks" ]; then
+ veinfo "$RC_SVCNAME: adding to $cgroup/tasks"
+ echo 0 > "$cgroup/tasks"
+ fi
-cgroup_add_process()
-{
- [ -f "${cgroup}"/tasks ] && echo 0 > "${cgroup}"/tasks
return 0
}
cgroup_set_limits()
{
openrc_cgroup=/sys/fs/cgroup/openrc
- if [ -d ${openrc_cgroup} ]; then
- cgroup=${openrc_cgroup}/${RC_SVCNAME}
- mkdir -p ${cgroup}
- [ -f "${cgroup}"/tasks ] && echo 0 > "${cgroup}"/tasks
+ if [ -d "$openrc_cgroup" ]; then
+ cgroup="$openrc_cgroup/$RC_SVCNAME"
+ mkdir -p "$cgroup"
+ [ -f "$cgroup/tasks" ] && echo 0 > "$cgroup/tasks"
fi
- if [ -d /sys/fs/cgroup/cpu ]; then
- local share
+ local blkio="${rc_cgroup_blkio:-$RC_CGROUP_BLKIO}"
+ [ -n "$blkio" ] && cgroup_set_values blkio "$blkio"
+
+ local cpu="${rc_cgroup_cpu:-$RC_CGROUP_CPU}"
+ [ -n "$cpu" ] && cgroup_set_values cpu "$cpu"
+
+ local cpuacct="${rc_cgroup_cpuacct:-$RC_CGROUP_CPUACCT}"
+ [ -n "$cpuacct" ] && cgroup_set_values cpuacct "$cpuacct"
+
+ local cpuset="${rc_cgroup_cpuset:-$RC_CGROUP_cpuset}"
+ [ -n "$cpuset" ] && cgroup_set_values cpuset "$cpuset"
+
+ local devices="${rc_cgroup_devices:-$RC_CGROUP_DEVICES}"
+ [ -n "$devices" ] && cgroup_set_values devices "$devices"
+
+ local memory="${rc_cgroup_memory:-$RC_CGROUP_MEMORY}"
+ [ -n "$memory" ] && cgroup_set_values memory "$memory"
+
+ local net_prio="${rc_cgroup_net_prio:-$RC_CGROUP_NET_PRIO}"
+ [ -n "$net_prio" ] && cgroup_set_values net_prio "$net_prio"
- share=${rc_cgroup_cpu_shares:-$RC_CGROUP_CPU_SHARES}
- if [ -n "$share" ]; then
- cgroup_prepare "cpu"
- cgroup_set_value "cpu.shares" $share
- cgroup_add_process
- fi
- fi
return 0
}