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cli/config: remove deprecated io/ioutil and use t.TempDir() 

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
This commit is contained in:
Sebastiaan van Stijn 2022-02-25 14:36:33 +01:00
parent b9f0340b68
commit 71575ab3b5
No known key found for this signature in database
GPG Key ID: 76698F39D527CE8C
4 changed files with 48 additions and 89 deletions
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114
cli/config/config_test.go
View File

@ -3,7 +3,6 @@ package config
import (
"bytes"
"fmt"
"io/ioutil"
"os"
"path/filepath"
"runtime"
@ -27,21 +26,18 @@ func init() {
}
}
func setupConfigDir(t *testing.T) (string, func()) {
tmpdir, err := ioutil.TempDir("", "config-test")
assert.NilError(t, err)
func setupConfigDir(t *testing.T) string {
tmpdir := t.TempDir()
oldDir := Dir()
SetDir(tmpdir)
return tmpdir, func() {
t.Cleanup(func() {
SetDir(oldDir)
os.RemoveAll(tmpdir)
}
})
return tmpdir
}
func TestEmptyConfigDir(t *testing.T) {
tmpHome, cleanup := setupConfigDir(t)
defer cleanup()
tmpHome := setupConfigDir(t)
config, err := Load("")
assert.NilError(t, err)
@ -54,9 +50,7 @@ func TestEmptyConfigDir(t *testing.T) {
}
func TestMissingFile(t *testing.T) {
tmpHome, err := ioutil.TempDir("", "config-test")
assert.NilError(t, err)
defer os.RemoveAll(tmpHome)
tmpHome := t.TempDir()
config, err := Load(tmpHome)
assert.NilError(t, err)
@ -66,9 +60,7 @@ func TestMissingFile(t *testing.T) {
}
func TestSaveFileToDirs(t *testing.T) {
tmpHome, err := ioutil.TempDir("", "config-test")
assert.NilError(t, err)
defer os.RemoveAll(tmpHome)
tmpHome := t.TempDir()
tmpHome += "/.docker"
@ -80,12 +72,10 @@ func TestSaveFileToDirs(t *testing.T) {
}
func TestEmptyFile(t *testing.T) {
tmpHome, err := ioutil.TempDir("", "config-test")
assert.NilError(t, err)
defer os.RemoveAll(tmpHome)
tmpHome := t.TempDir()
fn := filepath.Join(tmpHome, ConfigFileName)
err = ioutil.WriteFile(fn, []byte(""), 0600)
err := os.WriteFile(fn, []byte(""), 0600)
assert.NilError(t, err)
_, err = Load(tmpHome)
@ -93,12 +83,10 @@ func TestEmptyFile(t *testing.T) {
}
func TestEmptyJSON(t *testing.T) {
tmpHome, err := ioutil.TempDir("", "config-test")
assert.NilError(t, err)
defer os.RemoveAll(tmpHome)
tmpHome := t.TempDir()
fn := filepath.Join(tmpHome, ConfigFileName)
err = ioutil.WriteFile(fn, []byte("{}"), 0600)
err := os.WriteFile(fn, []byte("{}"), 0600)
assert.NilError(t, err)
config, err := Load(tmpHome)
@ -118,14 +106,12 @@ email`: "Invalid auth configuration file",
}
resetHomeDir()
tmpHome, err := ioutil.TempDir("", "config-test")
assert.NilError(t, err)
defer os.RemoveAll(tmpHome)
tmpHome := t.TempDir()
defer env.Patch(t, homeKey, tmpHome)()
for content, expectedError := range invalids {
fn := filepath.Join(tmpHome, oldConfigfile)
err := ioutil.WriteFile(fn, []byte(content), 0600)
err := os.WriteFile(fn, []byte(content), 0600)
assert.NilError(t, err)
_, err = Load(tmpHome)
@ -135,15 +121,13 @@ email`: "Invalid auth configuration file",
func TestOldValidAuth(t *testing.T) {
resetHomeDir()
tmpHome, err := ioutil.TempDir("", "config-test")
assert.NilError(t, err)
defer os.RemoveAll(tmpHome)
tmpHome := t.TempDir()
defer env.Patch(t, homeKey, tmpHome)()
fn := filepath.Join(tmpHome, oldConfigfile)
js := `username = am9lam9lOmhlbGxv
email = user@example.com`
err = ioutil.WriteFile(fn, []byte(js), 0600)
err := os.WriteFile(fn, []byte(js), 0600)
assert.NilError(t, err)
config, err := Load(tmpHome)
@ -170,14 +154,12 @@ func TestOldValidAuth(t *testing.T) {
func TestOldJSONInvalid(t *testing.T) {
resetHomeDir()
tmpHome, err := ioutil.TempDir("", "config-test")
assert.NilError(t, err)
defer os.RemoveAll(tmpHome)
tmpHome := t.TempDir()
defer env.Patch(t, homeKey, tmpHome)()
fn := filepath.Join(tmpHome, oldConfigfile)
js := `{"https://index.docker.io/v1/":{"auth":"test","email":"user@example.com"}}`
if err := ioutil.WriteFile(fn, []byte(js), 0600); err != nil {
if err := os.WriteFile(fn, []byte(js), 0600); err != nil {
t.Fatal(err)
}
@ -190,14 +172,12 @@ func TestOldJSONInvalid(t *testing.T) {
func TestOldJSON(t *testing.T) {
resetHomeDir()
tmpHome, err := ioutil.TempDir("", "config-test")
assert.NilError(t, err)
defer os.RemoveAll(tmpHome)
tmpHome := t.TempDir()
defer env.Patch(t, homeKey, tmpHome)()
fn := filepath.Join(tmpHome, oldConfigfile)
js := `{"https://index.docker.io/v1/":{"auth":"am9lam9lOmhlbGxv","email":"user@example.com"}}`
if err := ioutil.WriteFile(fn, []byte(js), 0600); err != nil {
if err := os.WriteFile(fn, []byte(js), 0600); err != nil {
t.Fatal(err)
}
@ -251,13 +231,11 @@ func TestOldJSONFallbackDeprecationWarning(t *testing.T) {
}
func TestNewJSON(t *testing.T) {
tmpHome, err := ioutil.TempDir("", "config-test")
assert.NilError(t, err)
defer os.RemoveAll(tmpHome)
tmpHome := t.TempDir()
fn := filepath.Join(tmpHome, ConfigFileName)
js := ` { "auths": { "https://index.docker.io/v1/": { "auth": "am9lam9lOmhlbGxv" } } }`
if err := ioutil.WriteFile(fn, []byte(js), 0600); err != nil {
if err := os.WriteFile(fn, []byte(js), 0600); err != nil {
t.Fatal(err)
}
@ -285,13 +263,11 @@ func TestNewJSON(t *testing.T) {
}
func TestNewJSONNoEmail(t *testing.T) {
tmpHome, err := ioutil.TempDir("", "config-test")
assert.NilError(t, err)
defer os.RemoveAll(tmpHome)
tmpHome := t.TempDir()
fn := filepath.Join(tmpHome, ConfigFileName)
js := ` { "auths": { "https://index.docker.io/v1/": { "auth": "am9lam9lOmhlbGxv" } } }`
if err := ioutil.WriteFile(fn, []byte(js), 0600); err != nil {
if err := os.WriteFile(fn, []byte(js), 0600); err != nil {
t.Fatal(err)
}
@ -319,16 +295,14 @@ func TestNewJSONNoEmail(t *testing.T) {
}
func TestJSONWithPsFormat(t *testing.T) {
tmpHome, err := ioutil.TempDir("", "config-test")
assert.NilError(t, err)
defer os.RemoveAll(tmpHome)
tmpHome := t.TempDir()
fn := filepath.Join(tmpHome, ConfigFileName)
js := `{
"auths": { "https://index.docker.io/v1/": { "auth": "am9lam9lOmhlbGxv", "email": "user@example.com" } },
"psFormat": "table {{.ID}}\\t{{.Label \"com.docker.label.cpu\"}}"
}`
if err := ioutil.WriteFile(fn, []byte(js), 0600); err != nil {
if err := os.WriteFile(fn, []byte(js), 0600); err != nil {
t.Fatal(err)
}
@ -348,16 +322,14 @@ func TestJSONWithPsFormat(t *testing.T) {
}
func TestJSONWithCredentialStore(t *testing.T) {
tmpHome, err := ioutil.TempDir("", "config-test")
assert.NilError(t, err)
defer os.RemoveAll(tmpHome)
tmpHome := t.TempDir()
fn := filepath.Join(tmpHome, ConfigFileName)
js := `{
"auths": { "https://index.docker.io/v1/": { "auth": "am9lam9lOmhlbGxv", "email": "user@example.com" } },
"credsStore": "crazy-secure-storage"
}`
if err := ioutil.WriteFile(fn, []byte(js), 0600); err != nil {
if err := os.WriteFile(fn, []byte(js), 0600); err != nil {
t.Fatal(err)
}
@ -377,16 +349,14 @@ func TestJSONWithCredentialStore(t *testing.T) {
}
func TestJSONWithCredentialHelpers(t *testing.T) {
tmpHome, err := ioutil.TempDir("", "config-test")
assert.NilError(t, err)
defer os.RemoveAll(tmpHome)
tmpHome := t.TempDir()
fn := filepath.Join(tmpHome, ConfigFileName)
js := `{
"auths": { "https://index.docker.io/v1/": { "auth": "am9lam9lOmhlbGxv", "email": "user@example.com" } },
"credHelpers": { "images.io": "images-io", "containers.com": "crazy-secure-storage" }
}`
if err := ioutil.WriteFile(fn, []byte(js), 0600); err != nil {
if err := os.WriteFile(fn, []byte(js), 0600); err != nil {
t.Fatal(err)
}
@ -416,16 +386,14 @@ func saveConfigAndValidateNewFormat(t *testing.T, config *configfile.ConfigFile,
t.Helper()
assert.NilError(t, config.Save())
buf, err := ioutil.ReadFile(filepath.Join(configDir, ConfigFileName))
buf, err := os.ReadFile(filepath.Join(configDir, ConfigFileName))
assert.NilError(t, err)
assert.Check(t, is.Contains(string(buf), `"auths":`))
return string(buf)
}
func TestConfigDir(t *testing.T) {
tmpHome, err := ioutil.TempDir("", "config-test")
assert.NilError(t, err)
defer os.RemoveAll(tmpHome)
tmpHome := t.TempDir()
if Dir() == tmpHome {
t.Fatalf("Expected ConfigDir to be different than %s by default, but was the same", tmpHome)
@ -484,16 +452,14 @@ func TestJSONSaveWithNoFile(t *testing.T) {
err = config.Save()
assert.ErrorContains(t, err, "with empty filename")
tmpHome, err := ioutil.TempDir("", "config-test")
assert.NilError(t, err)
defer os.RemoveAll(tmpHome)
tmpHome := t.TempDir()
fn := filepath.Join(tmpHome, ConfigFileName)
f, _ := os.OpenFile(fn, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0600)
defer f.Close()
assert.NilError(t, config.SaveToWriter(f))
buf, err := ioutil.ReadFile(filepath.Join(tmpHome, ConfigFileName))
buf, err := os.ReadFile(filepath.Join(tmpHome, ConfigFileName))
assert.NilError(t, err)
expConfStr := `{
"auths": {
@ -515,16 +481,13 @@ func TestLegacyJSONSaveWithNoFile(t *testing.T) {
err = config.Save()
assert.ErrorContains(t, err, "with empty filename")
tmpHome, err := ioutil.TempDir("", "config-test")
assert.NilError(t, err)
defer os.RemoveAll(tmpHome)
tmpHome := t.TempDir()
fn := filepath.Join(tmpHome, ConfigFileName)
f, _ := os.OpenFile(fn, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0600)
defer f.Close()
assert.NilError(t, config.SaveToWriter(f))
buf, err := ioutil.ReadFile(filepath.Join(tmpHome, ConfigFileName))
buf, err := os.ReadFile(filepath.Join(tmpHome, ConfigFileName))
assert.NilError(t, err)
expConfStr := `{
@ -542,13 +505,12 @@ func TestLegacyJSONSaveWithNoFile(t *testing.T) {
}
func TestLoadDefaultConfigFile(t *testing.T) {
dir, cleanup := setupConfigDir(t)
defer cleanup()
dir := setupConfigDir(t)
buffer := new(bytes.Buffer)
filename := filepath.Join(dir, ConfigFileName)
content := []byte(`{"PsFormat": "format"}`)
err := ioutil.WriteFile(filename, content, 0644)
err := os.WriteFile(filename, content, 0644)
assert.NilError(t, err)
configFile := LoadDefaultConfigFile(buffer)

5
cli/config/configfile/file.go
View File

@ -4,7 +4,6 @@ import (
"encoding/base64"
"encoding/json"
"io"
"io/ioutil"
"os"
"path/filepath"
"strings"
@ -75,7 +74,7 @@ func New(fn string) *ConfigFile {
// LegacyLoadFromReader reads the non-nested configuration data given and sets up the
// auth config information with given directory and populates the receiver object
func (configFile *ConfigFile) LegacyLoadFromReader(configData io.Reader) error {
b, err := ioutil.ReadAll(configData)
b, err := io.ReadAll(configData)
if err != nil {
return err
}
@ -188,7 +187,7 @@ func (configFile *ConfigFile) Save() (retErr error) {
if err := os.MkdirAll(dir, 0700); err != nil {
return err
}
temp, err := ioutil.TempFile(dir, filepath.Base(configFile.Filename))
temp, err := os.CreateTemp(dir, filepath.Base(configFile.Filename))
if err != nil {
return err
}

15
cli/config/configfile/file_test.go
View File

@ -3,7 +3,6 @@ package configfile
import (
"bytes"
"encoding/json"
"io/ioutil"
"os"
"testing"
@ -443,7 +442,7 @@ func TestSave(t *testing.T) {
defer os.Remove("test-save")
err := configFile.Save()
assert.NilError(t, err)
cfg, err := ioutil.ReadFile("test-save")
cfg, err := os.ReadFile("test-save")
assert.NilError(t, err)
assert.Equal(t, string(cfg), `{
"auths": {}
@ -458,7 +457,7 @@ func TestSaveCustomHTTPHeaders(t *testing.T) {
configFile.HTTPHeaders["user-agent"] = "user-agent 2"
err := configFile.Save()
assert.NilError(t, err)
cfg, err := ioutil.ReadFile(t.Name())
cfg, err := os.ReadFile(t.Name())
assert.NilError(t, err)
assert.Equal(t, string(cfg), `{
"auths": {},
@ -486,11 +485,11 @@ func TestSaveWithSymlink(t *testing.T) {
assert.NilError(t, err)
assert.Assert(t, fi.Mode()&os.ModeSymlink != 0, "expected %s to be a symlink", symLink)
cfg, err := ioutil.ReadFile(symLink)
cfg, err := os.ReadFile(symLink)
assert.NilError(t, err)
assert.Check(t, is.Equal(string(cfg), "{\n \"auths\": {}\n}"))
cfg, err = ioutil.ReadFile(realFile)
cfg, err = os.ReadFile(realFile)
assert.NilError(t, err)
assert.Check(t, is.Equal(string(cfg), "{\n \"auths\": {}\n}"))
}
@ -509,7 +508,7 @@ func TestPluginConfig(t *testing.T) {
assert.NilError(t, err)
// Read it back and check it has the expected content
cfg, err := ioutil.ReadFile("test-plugin")
cfg, err := os.ReadFile("test-plugin")
assert.NilError(t, err)
golden.Assert(t, string(cfg), "plugin-config.golden")
@ -520,7 +519,7 @@ func TestPluginConfig(t *testing.T) {
assert.NilError(t, configFile.LoadFromReader(bytes.NewReader(cfg)))
err = configFile.Save()
assert.NilError(t, err)
cfg, err = ioutil.ReadFile("test-plugin2")
cfg, err = os.ReadFile("test-plugin2")
assert.NilError(t, err)
golden.Assert(t, string(cfg), "plugin-config.golden")
@ -555,7 +554,7 @@ func TestPluginConfig(t *testing.T) {
assert.NilError(t, err)
// Read it back and check it has the expected content again
cfg, err = ioutil.ReadFile("test-plugin2")
cfg, err = os.ReadFile("test-plugin2")
assert.NilError(t, err)
golden.Assert(t, string(cfg), "plugin-config-2.golden")
}

3
cli/config/credentials/native_store_test.go
View File

@ -4,7 +4,6 @@ import (
"encoding/json"
"fmt"
"io"
"io/ioutil"
"strings"
"testing"
@ -36,7 +35,7 @@ type mockCommand struct {
// Output returns responses from the remote credentials helper.
// It mocks those responses based in the input in the mock.
func (m *mockCommand) Output() ([]byte, error) {
in, err := ioutil.ReadAll(m.input)
in, err := io.ReadAll(m.input)
if err != nil {
return nil, err
}