mirror of
https://github.com/k3s-io/kubernetes.git
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405 lines
11 KiB
Go
405 lines
11 KiB
Go
/*
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Copyright 2014 The Kubernetes 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 credentialprovider
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import (
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"encoding/base64"
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"encoding/json"
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"io/ioutil"
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"os"
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"path/filepath"
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"reflect"
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"testing"
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)
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func TestReadDockerConfigFile(t *testing.T) {
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configJSONFileName := "config.json"
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var fileInfo *os.File
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//test dockerconfig json
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inputDockerconfigJSONFile := "{ \"auths\": { \"http://foo.example.com\":{\"auth\":\"Zm9vOmJhcgo=\",\"email\":\"foo@example.com\"}}}"
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preferredPath, err := ioutil.TempDir("", "test_foo_bar_dockerconfigjson_")
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if err != nil {
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t.Fatalf("Creating tmp dir fail: %v", err)
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return
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}
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defer os.RemoveAll(preferredPath)
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absDockerConfigFileLocation, err := filepath.Abs(filepath.Join(preferredPath, configJSONFileName))
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if err != nil {
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t.Fatalf("While trying to canonicalize %s: %v", preferredPath, err)
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}
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if _, err := os.Stat(absDockerConfigFileLocation); os.IsNotExist(err) {
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//create test cfg file
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fileInfo, err = os.OpenFile(absDockerConfigFileLocation, os.O_CREATE|os.O_RDWR, 0664)
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if err != nil {
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t.Fatalf("While trying to create file %s: %v", absDockerConfigFileLocation, err)
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}
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defer fileInfo.Close()
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}
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fileInfo.WriteString(inputDockerconfigJSONFile)
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orgPreferredPath := GetPreferredDockercfgPath()
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SetPreferredDockercfgPath(preferredPath)
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defer SetPreferredDockercfgPath(orgPreferredPath)
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if _, err := ReadDockerConfigFile(); err != nil {
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t.Errorf("Getting docker config file fail : %v preferredPath : %q", err, preferredPath)
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}
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}
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func TestDockerConfigJsonJSONDecode(t *testing.T) {
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// Fake values for testing.
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input := []byte(`{"auths": {"http://foo.example.com":{"username": "foo", "password": "bar", "email": "foo@example.com"}, "http://bar.example.com":{"username": "bar", "password": "baz", "email": "bar@example.com"}}}`)
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expect := DockerConfigJSON{
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Auths: DockerConfig(map[string]DockerConfigEntry{
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"http://foo.example.com": {
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Username: "foo",
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Password: "bar",
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Email: "foo@example.com",
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},
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"http://bar.example.com": {
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Username: "bar",
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Password: "baz",
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Email: "bar@example.com",
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},
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}),
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}
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var output DockerConfigJSON
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err := json.Unmarshal(input, &output)
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if err != nil {
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t.Errorf("Received unexpected error: %v", err)
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}
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if !reflect.DeepEqual(expect, output) {
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t.Errorf("Received unexpected output. Expected %#v, got %#v", expect, output)
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}
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}
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func TestDockerConfigJSONDecode(t *testing.T) {
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// Fake values for testing.
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input := []byte(`{"http://foo.example.com":{"username": "foo", "password": "bar", "email": "foo@example.com"}, "http://bar.example.com":{"username": "bar", "password": "baz", "email": "bar@example.com"}}`)
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expect := DockerConfig(map[string]DockerConfigEntry{
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"http://foo.example.com": {
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Username: "foo",
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Password: "bar",
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Email: "foo@example.com",
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},
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"http://bar.example.com": {
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Username: "bar",
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Password: "baz",
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Email: "bar@example.com",
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},
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})
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var output DockerConfig
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err := json.Unmarshal(input, &output)
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if err != nil {
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t.Errorf("Received unexpected error: %v", err)
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}
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if !reflect.DeepEqual(expect, output) {
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t.Errorf("Received unexpected output. Expected %#v, got %#v", expect, output)
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}
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}
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func TestDockerConfigEntryJSONDecode(t *testing.T) {
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tests := []struct {
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input []byte
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expect DockerConfigEntry
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fail bool
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}{
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// simple case, just decode the fields
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{
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// Fake values for testing.
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input: []byte(`{"username": "foo", "password": "bar", "email": "foo@example.com"}`),
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expect: DockerConfigEntry{
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Username: "foo",
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Password: "bar",
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Email: "foo@example.com",
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},
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fail: false,
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},
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// auth field decodes to username & password
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{
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input: []byte(`{"auth": "Zm9vOmJhcg==", "email": "foo@example.com"}`),
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expect: DockerConfigEntry{
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Username: "foo",
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Password: "bar",
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Email: "foo@example.com",
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},
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fail: false,
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},
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// auth field overrides username & password
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{
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// Fake values for testing.
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input: []byte(`{"username": "foo", "password": "bar", "auth": "cGluZzpwb25n", "email": "foo@example.com"}`),
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expect: DockerConfigEntry{
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Username: "ping",
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Password: "pong",
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Email: "foo@example.com",
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},
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fail: false,
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},
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// poorly-formatted auth causes failure
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{
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input: []byte(`{"auth": "pants", "email": "foo@example.com"}`),
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expect: DockerConfigEntry{
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Username: "",
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Password: "",
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Email: "foo@example.com",
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},
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fail: true,
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},
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// invalid JSON causes failure
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{
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input: []byte(`{"email": false}`),
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expect: DockerConfigEntry{
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Username: "",
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Password: "",
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Email: "",
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},
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fail: true,
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},
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}
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for i, tt := range tests {
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var output DockerConfigEntry
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err := json.Unmarshal(tt.input, &output)
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if (err != nil) != tt.fail {
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t.Errorf("case %d: expected fail=%t, got err=%v", i, tt.fail, err)
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}
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if !reflect.DeepEqual(tt.expect, output) {
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t.Errorf("case %d: expected output %#v, got %#v", i, tt.expect, output)
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}
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}
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}
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func TestDecodeDockerConfigFieldAuth(t *testing.T) {
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tests := []struct {
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input string
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username string
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password string
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fail bool
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}{
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// auth field decodes to username & password
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{
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input: "Zm9vOmJhcg==",
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username: "foo",
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password: "bar",
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},
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// some test as before but with field not well padded
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{
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input: "Zm9vOmJhcg",
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username: "foo",
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password: "bar",
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},
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// some test as before but with new line characters
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{
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input: "Zm9vOm\nJhcg==\n",
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username: "foo",
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password: "bar",
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},
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// standard encoding (with padding)
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{
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input: base64.StdEncoding.EncodeToString([]byte("foo:bar")),
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username: "foo",
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password: "bar",
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},
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// raw encoding (without padding)
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{
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input: base64.RawStdEncoding.EncodeToString([]byte("foo:bar")),
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username: "foo",
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password: "bar",
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},
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// the input is encoded with encodeDockerConfigFieldAuth (standard encoding)
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{
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input: encodeDockerConfigFieldAuth("foo", "bar"),
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username: "foo",
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password: "bar",
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},
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// good base64 data, but no colon separating username & password
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{
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input: "cGFudHM=",
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fail: true,
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},
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// only new line characters are ignored
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{
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input: "Zm9vOmJhcg== ",
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fail: true,
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},
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// bad base64 data
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{
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input: "pants",
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fail: true,
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},
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}
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for i, tt := range tests {
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username, password, err := decodeDockerConfigFieldAuth(tt.input)
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if (err != nil) != tt.fail {
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t.Errorf("case %d: expected fail=%t, got err=%v", i, tt.fail, err)
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}
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if tt.username != username {
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t.Errorf("case %d: expected username %q, got %q", i, tt.username, username)
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}
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if tt.password != password {
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t.Errorf("case %d: expected password %q, got %q", i, tt.password, password)
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}
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}
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}
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func TestDockerConfigEntryJSONCompatibleEncode(t *testing.T) {
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tests := []struct {
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input DockerConfigEntry
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expect []byte
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}{
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// simple case, just decode the fields
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{
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// Fake values for testing.
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expect: []byte(`{"username":"foo","password":"bar","email":"foo@example.com","auth":"Zm9vOmJhcg=="}`),
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input: DockerConfigEntry{
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Username: "foo",
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Password: "bar",
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Email: "foo@example.com",
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},
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},
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}
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for i, tt := range tests {
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actual, err := json.Marshal(tt.input)
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if err != nil {
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t.Errorf("case %d: unexpected error: %v", i, err)
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}
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if string(tt.expect) != string(actual) {
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t.Errorf("case %d: expected %v, got %v", i, string(tt.expect), string(actual))
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}
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}
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}
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func TestReadDockerConfigFileFromBytes(t *testing.T) {
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testCases := []struct {
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id string
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input []byte
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expectedCfg DockerConfig
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errorExpected bool
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expectedErrorMsg string
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}{
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{
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id: "valid input, no error expected",
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input: []byte(`{"http://foo.example.com":{"username": "foo", "password": "bar", "email": "foo@example.com"}}`),
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expectedCfg: DockerConfig(map[string]DockerConfigEntry{
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"http://foo.example.com": {
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Username: "foo",
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Password: "bar",
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Email: "foo@example.com",
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},
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}),
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},
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{
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id: "invalid input, error expected",
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input: []byte(`{"http://foo.example.com":{"username": "foo", "password": "bar", "email": "foo@example.com"`),
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errorExpected: true,
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expectedErrorMsg: "error occurred while trying to unmarshal json",
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},
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}
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for _, tc := range testCases {
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cfg, err := ReadDockerConfigFileFromBytes(tc.input)
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if err != nil && !tc.errorExpected {
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t.Fatalf("Error was not expected: %v", err)
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}
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if err != nil && tc.errorExpected {
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if !reflect.DeepEqual(err.Error(), tc.expectedErrorMsg) {
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t.Fatalf("Expected error message: `%s` got `%s`", tc.expectedErrorMsg, err.Error())
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}
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} else {
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if !reflect.DeepEqual(cfg, tc.expectedCfg) {
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t.Fatalf("expected: %v got %v", tc.expectedCfg, cfg)
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}
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}
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}
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}
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func TestReadDockerConfigJSONFileFromBytes(t *testing.T) {
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testCases := []struct {
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id string
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input []byte
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expectedCfg DockerConfig
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errorExpected bool
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expectedErrorMsg string
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}{
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{
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id: "valid input, no error expected",
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input: []byte(`{"auths": {"http://foo.example.com":{"username": "foo", "password": "bar", "email": "foo@example.com"}, "http://bar.example.com":{"username": "bar", "password": "baz", "email": "bar@example.com"}}}`),
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expectedCfg: DockerConfig(map[string]DockerConfigEntry{
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"http://foo.example.com": {
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Username: "foo",
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Password: "bar",
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Email: "foo@example.com",
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},
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"http://bar.example.com": {
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Username: "bar",
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Password: "baz",
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Email: "bar@example.com",
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},
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}),
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},
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{
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id: "invalid input, error expected",
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input: []byte(`{"auths": {"http://foo.example.com":{"username": "foo", "password": "bar", "email": "foo@example.com"}, "http://bar.example.com":{"username": "bar", "password": "baz", "email": "bar@example.com"`),
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errorExpected: true,
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expectedErrorMsg: "error occurred while trying to unmarshal json",
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},
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}
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for _, tc := range testCases {
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cfg, err := readDockerConfigJSONFileFromBytes(tc.input)
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if err != nil && !tc.errorExpected {
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t.Fatalf("Error was not expected: %v", err)
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}
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if err != nil && tc.errorExpected {
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if !reflect.DeepEqual(err.Error(), tc.expectedErrorMsg) {
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t.Fatalf("Expected error message: `%s` got `%s`", tc.expectedErrorMsg, err.Error())
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}
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} else {
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if !reflect.DeepEqual(cfg, tc.expectedCfg) {
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t.Fatalf("expected: %v got %v", tc.expectedCfg, cfg)
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}
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}
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}
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}
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