mirror of
https://github.com/ceph/ceph-csi.git
synced 2025-06-14 18:53:35 +00:00
Madhu Rajanna
76
vendor/k8s.io/kubernetes/pkg/util/nsenter/BUILD
generated
vendored
76
vendor/k8s.io/kubernetes/pkg/util/nsenter/BUILD
generated
vendored
@ -1,76 +0,0 @@
|
||||
load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
|
||||
|
||||
go_library(
|
||||
name = "go_default_library",
|
||||
srcs = [
|
||||
"exec.go",
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||||
"exec_unsupported.go",
|
||||
"nsenter.go",
|
||||
"nsenter_unsupported.go",
|
||||
],
|
||||
importpath = "k8s.io/kubernetes/pkg/util/nsenter",
|
||||
visibility = ["//visibility:public"],
|
||||
deps = select({
|
||||
"@io_bazel_rules_go//go/platform:android": [
|
||||
"//vendor/k8s.io/utils/exec:go_default_library",
|
||||
],
|
||||
"@io_bazel_rules_go//go/platform:darwin": [
|
||||
"//vendor/k8s.io/utils/exec:go_default_library",
|
||||
],
|
||||
"@io_bazel_rules_go//go/platform:dragonfly": [
|
||||
"//vendor/k8s.io/utils/exec:go_default_library",
|
||||
],
|
||||
"@io_bazel_rules_go//go/platform:freebsd": [
|
||||
"//vendor/k8s.io/utils/exec:go_default_library",
|
||||
],
|
||||
"@io_bazel_rules_go//go/platform:linux": [
|
||||
"//vendor/k8s.io/klog:go_default_library",
|
||||
"//vendor/k8s.io/utils/exec:go_default_library",
|
||||
],
|
||||
"@io_bazel_rules_go//go/platform:nacl": [
|
||||
"//vendor/k8s.io/utils/exec:go_default_library",
|
||||
],
|
||||
"@io_bazel_rules_go//go/platform:netbsd": [
|
||||
"//vendor/k8s.io/utils/exec:go_default_library",
|
||||
],
|
||||
"@io_bazel_rules_go//go/platform:openbsd": [
|
||||
"//vendor/k8s.io/utils/exec:go_default_library",
|
||||
],
|
||||
"@io_bazel_rules_go//go/platform:plan9": [
|
||||
"//vendor/k8s.io/utils/exec:go_default_library",
|
||||
],
|
||||
"@io_bazel_rules_go//go/platform:solaris": [
|
||||
"//vendor/k8s.io/utils/exec:go_default_library",
|
||||
],
|
||||
"@io_bazel_rules_go//go/platform:windows": [
|
||||
"//vendor/k8s.io/utils/exec:go_default_library",
|
||||
],
|
||||
"//conditions:default": [],
|
||||
}),
|
||||
)
|
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|
||||
filegroup(
|
||||
name = "package-srcs",
|
||||
srcs = glob(["**"]),
|
||||
tags = ["automanaged"],
|
||||
visibility = ["//visibility:private"],
|
||||
)
|
||||
|
||||
filegroup(
|
||||
name = "all-srcs",
|
||||
srcs = [":package-srcs"],
|
||||
tags = ["automanaged"],
|
||||
visibility = ["//visibility:public"],
|
||||
)
|
||||
|
||||
go_test(
|
||||
name = "go_default_test",
|
||||
srcs = ["nsenter_test.go"],
|
||||
embed = [":go_default_library"],
|
||||
deps = select({
|
||||
"@io_bazel_rules_go//go/platform:linux": [
|
||||
"//vendor/k8s.io/utils/exec:go_default_library",
|
||||
],
|
||||
"//conditions:default": [],
|
||||
}),
|
||||
)
|
||||
8
vendor/k8s.io/kubernetes/pkg/util/nsenter/OWNERS
generated
vendored
8
vendor/k8s.io/kubernetes/pkg/util/nsenter/OWNERS
generated
vendored
@ -1,8 +0,0 @@
|
||||
reviewers:
|
||||
- jsafrane
|
||||
- msau42
|
||||
- cofyc
|
||||
approvers:
|
||||
- jsafrane
|
||||
- msau42
|
||||
- cofyc
|
||||
311
vendor/k8s.io/kubernetes/pkg/util/nsenter/nsenter_test.go
generated
vendored
311
vendor/k8s.io/kubernetes/pkg/util/nsenter/nsenter_test.go
generated
vendored
@ -1,311 +0,0 @@
|
||||
// +build linux
|
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|
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/*
|
||||
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 nsenter
|
||||
|
||||
import (
|
||||
"io/ioutil"
|
||||
"os"
|
||||
"path/filepath"
|
||||
"testing"
|
||||
|
||||
"k8s.io/utils/exec"
|
||||
)
|
||||
|
||||
func TestExec(t *testing.T) {
|
||||
tests := []struct {
|
||||
name string
|
||||
command string
|
||||
args []string
|
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expectedOutput string
|
||||
expectError bool
|
||||
}{
|
||||
{
|
||||
name: "simple command",
|
||||
command: "echo",
|
||||
args: []string{"hello", "world"},
|
||||
expectedOutput: "hello world\n",
|
||||
},
|
||||
{
|
||||
name: "nozero exit code",
|
||||
command: "false",
|
||||
expectError: true,
|
||||
},
|
||||
}
|
||||
|
||||
executor := fakeExec{
|
||||
rootfsPath: "/rootfs",
|
||||
}
|
||||
for _, test := range tests {
|
||||
ns := Nsenter{
|
||||
hostRootFsPath: "/rootfs",
|
||||
executor: executor,
|
||||
}
|
||||
cmd := ns.Exec(test.command, test.args)
|
||||
outBytes, err := cmd.CombinedOutput()
|
||||
out := string(outBytes)
|
||||
if err != nil && !test.expectError {
|
||||
t.Errorf("Test %q: unexpected error: %s", test.name, err)
|
||||
}
|
||||
if err == nil && test.expectError {
|
||||
t.Errorf("Test %q: expected error, got none", test.name)
|
||||
}
|
||||
if test.expectedOutput != out {
|
||||
t.Errorf("test %q: expected output %q, got %q", test.name, test.expectedOutput, out)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func TestKubeletPath(t *testing.T) {
|
||||
tests := []struct {
|
||||
rootfs string
|
||||
hostpath string
|
||||
expectedKubeletPath string
|
||||
}{
|
||||
{
|
||||
// simple join
|
||||
"/rootfs",
|
||||
"/some/path",
|
||||
"/rootfs/some/path",
|
||||
},
|
||||
{
|
||||
// squash slashes
|
||||
"/rootfs/",
|
||||
"//some/path",
|
||||
"/rootfs/some/path",
|
||||
},
|
||||
}
|
||||
|
||||
for _, test := range tests {
|
||||
ns := Nsenter{
|
||||
hostRootFsPath: test.rootfs,
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||||
}
|
||||
out := ns.KubeletPath(test.hostpath)
|
||||
if out != test.expectedKubeletPath {
|
||||
t.Errorf("Expected path %q, got %q", test.expectedKubeletPath, out)
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
func TestEvalSymlinks(t *testing.T) {
|
||||
tests := []struct {
|
||||
name string
|
||||
mustExist bool
|
||||
prepare func(tmpdir string) (src string, expectedDst string, err error)
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||||
expectError bool
|
||||
}{
|
||||
{
|
||||
name: "simple file /src",
|
||||
mustExist: true,
|
||||
prepare: func(tmpdir string) (src string, expectedDst string, err error) {
|
||||
src = filepath.Join(tmpdir, "src")
|
||||
err = ioutil.WriteFile(src, []byte{}, 0644)
|
||||
return src, src, err
|
||||
},
|
||||
},
|
||||
{
|
||||
name: "non-existing file /src",
|
||||
mustExist: true,
|
||||
prepare: func(tmpdir string) (src string, expectedDst string, err error) {
|
||||
src = filepath.Join(tmpdir, "src")
|
||||
return src, "", nil
|
||||
},
|
||||
expectError: true,
|
||||
},
|
||||
{
|
||||
name: "non-existing file /src/ with mustExist=false",
|
||||
mustExist: false,
|
||||
prepare: func(tmpdir string) (src string, expectedDst string, err error) {
|
||||
src = filepath.Join(tmpdir, "src")
|
||||
return src, src, nil
|
||||
},
|
||||
},
|
||||
{
|
||||
name: "non-existing file /existing/path/src with mustExist=false with existing directories",
|
||||
mustExist: false,
|
||||
prepare: func(tmpdir string) (src string, expectedDst string, err error) {
|
||||
src = filepath.Join(tmpdir, "existing/path")
|
||||
if err := os.MkdirAll(src, 0755); err != nil {
|
||||
return "", "", err
|
||||
}
|
||||
src = filepath.Join(src, "src")
|
||||
return src, src, nil
|
||||
},
|
||||
},
|
||||
{
|
||||
name: "simple symlink /src -> /dst",
|
||||
mustExist: false,
|
||||
prepare: func(tmpdir string) (src string, expectedDst string, err error) {
|
||||
dst := filepath.Join(tmpdir, "dst")
|
||||
if err = ioutil.WriteFile(dst, []byte{}, 0644); err != nil {
|
||||
return "", "", err
|
||||
}
|
||||
src = filepath.Join(tmpdir, "src")
|
||||
err = os.Symlink(dst, src)
|
||||
return src, dst, err
|
||||
},
|
||||
},
|
||||
{
|
||||
name: "dangling symlink /src -> /non-existing-path",
|
||||
mustExist: true,
|
||||
prepare: func(tmpdir string) (src string, expectedDst string, err error) {
|
||||
dst := filepath.Join(tmpdir, "non-existing-path")
|
||||
src = filepath.Join(tmpdir, "src")
|
||||
err = os.Symlink(dst, src)
|
||||
return src, "", err
|
||||
},
|
||||
expectError: true,
|
||||
},
|
||||
{
|
||||
name: "dangling symlink /src -> /non-existing-path with mustExist=false",
|
||||
mustExist: false,
|
||||
prepare: func(tmpdir string) (src string, expectedDst string, err error) {
|
||||
dst := filepath.Join(tmpdir, "non-existing-path")
|
||||
src = filepath.Join(tmpdir, "src")
|
||||
err = os.Symlink(dst, src)
|
||||
return src, dst, err
|
||||
},
|
||||
},
|
||||
{
|
||||
name: "symlink to directory /src/file, where /src is link to /dst",
|
||||
mustExist: true,
|
||||
prepare: func(tmpdir string) (src string, expectedDst string, err error) {
|
||||
dst := filepath.Join(tmpdir, "dst")
|
||||
if err = os.Mkdir(dst, 0755); err != nil {
|
||||
return "", "", err
|
||||
}
|
||||
dstFile := filepath.Join(dst, "file")
|
||||
if err = ioutil.WriteFile(dstFile, []byte{}, 0644); err != nil {
|
||||
return "", "", err
|
||||
}
|
||||
|
||||
src = filepath.Join(tmpdir, "src")
|
||||
if err = os.Symlink(dst, src); err != nil {
|
||||
return "", "", err
|
||||
}
|
||||
srcFile := filepath.Join(src, "file")
|
||||
return srcFile, dstFile, nil
|
||||
},
|
||||
},
|
||||
{
|
||||
name: "symlink to non-existing directory: /src/file, where /src is link to /dst and dst does not exist",
|
||||
mustExist: true,
|
||||
prepare: func(tmpdir string) (src string, expectedDst string, err error) {
|
||||
dst := filepath.Join(tmpdir, "dst")
|
||||
|
||||
src = filepath.Join(tmpdir, "src")
|
||||
if err = os.Symlink(dst, src); err != nil {
|
||||
return "", "", err
|
||||
}
|
||||
srcFile := filepath.Join(src, "file")
|
||||
return srcFile, "", nil
|
||||
},
|
||||
expectError: true,
|
||||
},
|
||||
{
|
||||
name: "symlink to non-existing directory: /src/file, where /src is link to /dst and dst does not exist with mustExist=false",
|
||||
mustExist: false,
|
||||
prepare: func(tmpdir string) (src string, expectedDst string, err error) {
|
||||
dst := filepath.Join(tmpdir, "dst")
|
||||
dstFile := filepath.Join(dst, "file")
|
||||
|
||||
src = filepath.Join(tmpdir, "src")
|
||||
if err = os.Symlink(dst, src); err != nil {
|
||||
return "", "", err
|
||||
}
|
||||
srcFile := filepath.Join(src, "file")
|
||||
return srcFile, dstFile, nil
|
||||
},
|
||||
},
|
||||
}
|
||||
|
||||
for _, test := range tests {
|
||||
ns := Nsenter{
|
||||
hostRootFsPath: "/rootfs",
|
||||
executor: fakeExec{
|
||||
rootfsPath: "/rootfs",
|
||||
},
|
||||
}
|
||||
|
||||
tmpdir, err := ioutil.TempDir("", "nsenter-hostpath-")
|
||||
if err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
defer os.RemoveAll(tmpdir)
|
||||
|
||||
src, expectedDst, err := test.prepare(tmpdir)
|
||||
if err != nil {
|
||||
t.Error(err)
|
||||
continue
|
||||
}
|
||||
|
||||
dst, err := ns.EvalSymlinks(src, test.mustExist)
|
||||
if err != nil && !test.expectError {
|
||||
t.Errorf("Test %q: unexpected error: %s", test.name, err)
|
||||
}
|
||||
if err == nil && test.expectError {
|
||||
t.Errorf("Test %q: expected error, got none", test.name)
|
||||
}
|
||||
if dst != expectedDst {
|
||||
t.Errorf("Test %q: expected destination %q, got %q", test.name, expectedDst, dst)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func TestNewNsenter(t *testing.T) {
|
||||
// Create a symlink /tmp/xyz/rootfs -> / and use it as rootfs path
|
||||
// It should resolve all binaries correctly, the test runs on Linux
|
||||
|
||||
tmpdir, err := ioutil.TempDir("", "nsenter-hostpath-")
|
||||
if err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
defer os.RemoveAll(tmpdir)
|
||||
|
||||
rootfs := filepath.Join(tmpdir, "rootfs")
|
||||
if err = os.Symlink("/", rootfs); err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
|
||||
_, err = NewNsenter(rootfs, exec.New())
|
||||
if err != nil {
|
||||
t.Errorf("Error: %s", err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestNewNsenterError(t *testing.T) {
|
||||
// Create empty dir /tmp/xyz/rootfs and use it as rootfs path
|
||||
// It should resolve all binaries correctly, the test runs on Linux
|
||||
|
||||
tmpdir, err := ioutil.TempDir("", "nsenter-hostpath-")
|
||||
if err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
defer os.RemoveAll(tmpdir)
|
||||
|
||||
rootfs := filepath.Join(tmpdir, "rootfs")
|
||||
if err = os.MkdirAll(rootfs, 0755); err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
|
||||
_, err = NewNsenter(rootfs, exec.New())
|
||||
if err == nil {
|
||||
t.Errorf("Expected error, got none")
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user