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32839948ef
The internal/ directory in Go has a special meaning, and indicates that those packages are not meant for external consumption. Ceph-CSI does provide public APIs for other projects to consume. There is no plan to keep the API of the internally used packages stable. Closes: #903 Signed-off-by: Niels de Vos <ndevos@redhat.com>
53 lines
1.4 KiB
Go
53 lines
1.4 KiB
Go
/*
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Copyright 2019 ceph-csi authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may 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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http://www.apache.org/licenses/LICENSE-2.0
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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,
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WITHOUT 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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package util
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import (
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"os"
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"testing"
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)
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// minimal test to check if GetPIDLimit() returns an int
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// changing the limit require root permissions, not tested
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func TestGetPIDLimit(t *testing.T) {
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runTest := os.Getenv("CEPH_CSI_RUN_ALL_TESTS")
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if runTest == "" {
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t.Skip("not running test that requires root permissions and cgroup support")
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}
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limit, err := GetPIDLimit()
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if err != nil {
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t.Errorf("no error should be returned, got: %v", err)
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}
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if limit == 0 {
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t.Error("a PID limit of 0 is invalid")
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}
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// this is expected to fail when not run as root
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err = SetPIDLimit(4096)
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if err != nil {
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t.Log("failed to set PID limit, are you running as root?")
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} else {
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// in case it worked, reset to the previous value
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err = SetPIDLimit(limit)
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if err != nil {
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t.Logf("failed to reset PID to original limit %d", limit)
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}
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}
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}
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