59 lines
1.5 KiB
Bash
Executable file
59 lines
1.5 KiB
Bash
Executable file
#!/bin/sh
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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# Copyright (C) 2015, ARM Limited and contributors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# Control groups mount point
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CGMOUNT=${CGMOUNT:-/sys/fs/cgroup/devlib_*}
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# The control group we want to run into
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CGP=${1}
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# The command to run
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CMD=${2}
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# Execution under root CGgroup
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if [ "x/" == "x$CGP" ]; then
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find $CGMOUNT -type d -maxdepth 0 | \
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while read CGPATH; do
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# Move this shell into that control group
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echo $$ > $CGPATH/cgroup.procs
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echo "Moving task into root CGroup ($CGPATH)"
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done
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# Execution under specified CGroup
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else
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# Check if the required CGroup exists
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find $CGMOUNT -type d -mindepth 1 | \
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grep $CGP &>/dev/null
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if [ $? -ne 0 ]; then
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echo "ERROR: could not find any $CGP cgroup under $CGMOUNT"
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exit 1
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fi
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find $CGMOUNT -type d -mindepth 1 | \
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grep $CGP | \
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while read CGPATH; do
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# Move this shell into that control group
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echo $$ > $CGPATH/cgroup.procs
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echo "Moving task into $CGPATH"
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done
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fi
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# Execute the command
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$CMD
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