mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-12-20 20:10:22 +00:00
53 lines
1.4 KiB
Go
53 lines
1.4 KiB
Go
/*
|
|
Copyright 2019 ceph-csi authors.
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
package util
|
|
|
|
import (
|
|
"os"
|
|
"testing"
|
|
)
|
|
|
|
// minimal test to check if GetPIDLimit() returns an int
|
|
// changing the limit require root permissions, not tested.
|
|
func TestGetPIDLimit(t *testing.T) {
|
|
runTest := os.Getenv("CEPH_CSI_RUN_ALL_TESTS")
|
|
if runTest == "" {
|
|
t.Skip("not running test that requires root permissions and cgroup support")
|
|
}
|
|
|
|
limit, err := GetPIDLimit()
|
|
|
|
if err != nil {
|
|
t.Errorf("no error should be returned, got: %v", err)
|
|
}
|
|
if limit == 0 {
|
|
t.Error("a PID limit of 0 is invalid")
|
|
}
|
|
|
|
// this is expected to fail when not run as root
|
|
err = SetPIDLimit(4096)
|
|
if err != nil {
|
|
t.Log("failed to set PID limit, are you running as root?")
|
|
} else {
|
|
// in case it worked, reset to the previous value
|
|
err = SetPIDLimit(limit)
|
|
if err != nil {
|
|
t.Logf("failed to reset PID to original limit %d", limit)
|
|
}
|
|
}
|
|
}
|