Merge pull request #77218 from neolit123/chroot-fix-flakes

kubeadm: remove flaky unit tests for chroot
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Kubernetes Prow Robot 2019-04-29 14:36:26 -07:00 committed by GitHub
commit b5d9aa58e3
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2 changed files with 0 additions and 67 deletions

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@ -46,7 +46,6 @@ go_test(
srcs = [
"arguments_test.go",
"cgroupdriver_test.go",
"chroot_test.go",
"endpoint_test.go",
"error_test.go",
"marshal_test.go",

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@ -1,66 +0,0 @@
// +build !windows
/*
Copyright 2018 The Kubernetes 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"
"os/exec"
"path/filepath"
"strings"
"testing"
)
// Can't just call Chroot() because it will affect other tests in the
// same process. Golang makes it hard to just call fork(), so instead
// we exec ourselves again, and run the test in the new subprocess.
func testChrootReal(t *testing.T) {
testfile := filepath.FromSlash("/" + filepath.Base(os.Args[0]))
dir := filepath.Dir(os.Args[0])
if dir == "." {
t.Skip("skipping: running test at root somehow")
}
if err := Chroot(dir); err != nil {
if strings.Contains(err.Error(), "operation not permitted") {
t.Skip("skipping: insufficient permissions to chroot")
}
t.Fatalf("chroot error: %v", err)
}
// All file access should now be relative to `dir`
if _, err := os.Stat(testfile); err != nil {
t.Errorf("Expected file %q to exist, but got %v", testfile, err)
}
}
func TestChroot(t *testing.T) {
if os.Getenv("GO_TEST_CHROOT_FOR_REALZ") == "1" {
testChrootReal(t)
return
}
cmd := exec.Command(os.Args[0], "-test.v", "-test.run=TestChroot")
cmd.Env = []string{"GO_TEST_CHROOT_FOR_REALZ=1"}
out, err := cmd.Output()
t.Logf("subprocess output:\n%s", out)
if err != nil {
t.Errorf("subprocess error: %v", err)
}
}