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// Copyright 2022 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package externalaccount
import (
"context"
"encoding/json"
"fmt"
"io/ioutil"
"os"
"sort"
"testing"
"time"
"github.com/google/go-cmp/cmp"
)
type testEnvironment struct {
envVars map[string]string
deadline time.Time
deadlineSet bool
byteResponse []byte
jsonResponse *executableResponse
}
var executablesAllowed = map[string]string{
"GOOGLE_EXTERNAL_ACCOUNT_ALLOW_EXECUTABLES": "1",
}
func (t *testEnvironment) existingEnv() []string {
result := []string{}
for k, v := range t.envVars {
result = append(result, fmt.Sprintf("%v=%v", k, v))
}
return result
}
func (t *testEnvironment) getenv(key string) string {
return t.envVars[key]
}
func (t *testEnvironment) run(ctx context.Context, command string, env []string) ([]byte, error) {
t.deadline, t.deadlineSet = ctx.Deadline()
if t.jsonResponse != nil {
return json.Marshal(t.jsonResponse)
}
return t.byteResponse, nil
}
func (t *testEnvironment) getDeadline() (time.Time, bool) {
return t.deadline, t.deadlineSet
}
func (t *testEnvironment) now() time.Time {
return defaultTime
}
func Bool(b bool) *bool {
return &b
}
func Int(i int) *int {
return &i
}
var creationTests = []struct {
name string
executableConfig ExecutableConfig
expectedErr error
expectedTimeout time.Duration
}{
{
name: "Basic Creation",
executableConfig: ExecutableConfig{
Command: "blarg",
TimeoutMillis: Int(50000),
},
expectedTimeout: 50000 * time.Millisecond,
},
{
name: "Without Timeout",
executableConfig: ExecutableConfig{
Command: "blarg",
},
expectedTimeout: 30000 * time.Millisecond,
},
{
name: "Without Command",
executableConfig: ExecutableConfig{},
expectedErr: commandMissingError(),
},
{
name: "Timeout Too Low",
executableConfig: ExecutableConfig{
Command: "blarg",
TimeoutMillis: Int(4999),
},
expectedErr: timeoutRangeError(),
},
{
name: "Timeout Lower Bound",
executableConfig: ExecutableConfig{
Command: "blarg",
TimeoutMillis: Int(5000),
},
expectedTimeout: 5000 * time.Millisecond,
},
{
name: "Timeout Upper Bound",
executableConfig: ExecutableConfig{
Command: "blarg",
TimeoutMillis: Int(120000),
},
expectedTimeout: 120000 * time.Millisecond,
},
{
name: "Timeout Too High",
executableConfig: ExecutableConfig{
Command: "blarg",
TimeoutMillis: Int(120001),
},
expectedErr: timeoutRangeError(),
},
}
func TestCreateExecutableCredential(t *testing.T) {
for _, tt := range creationTests {
t.Run(tt.name, func(t *testing.T) {
ecs, err := CreateExecutableCredential(context.Background(), &tt.executableConfig, nil)
if tt.expectedErr != nil {
if err == nil {
t.Fatalf("Expected error but found none")
}
if got, want := err.Error(), tt.expectedErr.Error(); got != want {
t.Errorf("Incorrect error received.\nReceived: %s\nExpected: %s", got, want)
}
} else if err != nil {
ecJson := "{???}"
if ecBytes, err2 := json.Marshal(tt.executableConfig); err2 != nil {
ecJson = string(ecBytes)
}
t.Fatalf("CreateExecutableCredential with %v returned error: %v", ecJson, err)
} else {
if ecs.Command != "blarg" {
t.Errorf("ecs.Command got %v but want %v", ecs.Command, "blarg")
}
if ecs.Timeout != tt.expectedTimeout {
t.Errorf("ecs.Timeout got %v but want %v", ecs.Timeout, tt.expectedTimeout)
}
}
})
}
}
var getEnvironmentTests = []struct {
name string
config Config
environment testEnvironment
expectedEnvironment []string
}{
{
name: "Minimal Executable Config",
config: Config{
Audience: "//iam.googleapis.com/projects/123/locations/global/workloadIdentityPools/pool/providers/oidc",
SubjectTokenType: "urn:ietf:params:oauth:token-type:jwt",
CredentialSource: CredentialSource{
Executable: &ExecutableConfig{
Command: "blarg",
},
},
},
environment: testEnvironment{
envVars: map[string]string{
"A": "B",
},
},
expectedEnvironment: []string{
"A=B",
"GOOGLE_EXTERNAL_ACCOUNT_AUDIENCE=//iam.googleapis.com/projects/123/locations/global/workloadIdentityPools/pool/providers/oidc",
"GOOGLE_EXTERNAL_ACCOUNT_TOKEN_TYPE=urn:ietf:params:oauth:token-type:jwt",
"GOOGLE_EXTERNAL_ACCOUNT_INTERACTIVE=0",
},
},
{
name: "Full Impersonation URL",
config: Config{
Audience: "//iam.googleapis.com/projects/123/locations/global/workloadIdentityPools/pool/providers/oidc",
ServiceAccountImpersonationURL: "https://iamcredentials.googleapis.com/v1/projects/-/serviceAccounts/test@project.iam.gserviceaccount.com:generateAccessToken",
SubjectTokenType: "urn:ietf:params:oauth:token-type:jwt",
CredentialSource: CredentialSource{
Executable: &ExecutableConfig{
Command: "blarg",
OutputFile: "/path/to/generated/cached/credentials",
},
},
},
environment: testEnvironment{
envVars: map[string]string{
"A": "B",
},
},
expectedEnvironment: []string{
"A=B",
"GOOGLE_EXTERNAL_ACCOUNT_AUDIENCE=//iam.googleapis.com/projects/123/locations/global/workloadIdentityPools/pool/providers/oidc",
"GOOGLE_EXTERNAL_ACCOUNT_TOKEN_TYPE=urn:ietf:params:oauth:token-type:jwt",
"GOOGLE_EXTERNAL_ACCOUNT_IMPERSONATED_EMAIL=test@project.iam.gserviceaccount.com",
"GOOGLE_EXTERNAL_ACCOUNT_INTERACTIVE=0",
"GOOGLE_EXTERNAL_ACCOUNT_OUTPUT_FILE=/path/to/generated/cached/credentials",
},
},
{
name: "Impersonation Email",
config: Config{
Audience: "//iam.googleapis.com/projects/123/locations/global/workloadIdentityPools/pool/providers/oidc",
ServiceAccountImpersonationURL: "test@project.iam.gserviceaccount.com",
SubjectTokenType: "urn:ietf:params:oauth:token-type:jwt",
CredentialSource: CredentialSource{
Executable: &ExecutableConfig{
Command: "blarg",
OutputFile: "/path/to/generated/cached/credentials",
},
},
},
environment: testEnvironment{
envVars: map[string]string{
"A": "B",
},
},
expectedEnvironment: []string{
"A=B",
"GOOGLE_EXTERNAL_ACCOUNT_AUDIENCE=//iam.googleapis.com/projects/123/locations/global/workloadIdentityPools/pool/providers/oidc",
"GOOGLE_EXTERNAL_ACCOUNT_TOKEN_TYPE=urn:ietf:params:oauth:token-type:jwt",
"GOOGLE_EXTERNAL_ACCOUNT_INTERACTIVE=0",
"GOOGLE_EXTERNAL_ACCOUNT_OUTPUT_FILE=/path/to/generated/cached/credentials",
},
},
}
func TestExecutableCredentialGetEnvironment(t *testing.T) {
for _, tt := range getEnvironmentTests {
t.Run(tt.name, func(t *testing.T) {
config := tt.config
ecs, err := CreateExecutableCredential(context.Background(), config.CredentialSource.Executable, &config)
if err != nil {
t.Fatalf("creation failed %v", err)
}
ecs.env = &tt.environment
// This Transformer sorts a []string.
sorter := cmp.Transformer("Sort", func(in []string) []string {
out := append([]string(nil), in...) // Copy input to avoid mutating it
sort.Strings(out)
return out
})
if got, want := ecs.executableEnvironment(), tt.expectedEnvironment; !cmp.Equal(got, want, sorter) {
t.Errorf("Incorrect environment received.\nReceived: %s\nExpected: %s", got, want)
}
})
}
}
var failureTests = []struct {
name string
testEnvironment testEnvironment
noExecution bool
expectedErr error
}{
{
name: "Environment Variable Not Set",
testEnvironment: testEnvironment{
byteResponse: []byte{},
},
noExecution: true,
expectedErr: executablesDisallowedError(),
},
{
name: "Invalid Token",
testEnvironment: testEnvironment{
envVars: executablesAllowed,
byteResponse: []byte("tokentokentoken"),
},
expectedErr: jsonParsingError(executableSource, "tokentokentoken"),
},
{
name: "Version Field Missing",
testEnvironment: testEnvironment{
envVars: executablesAllowed,
jsonResponse: &executableResponse{
Success: Bool(true),
},
},
expectedErr: missingFieldError(executableSource, "version"),
},
{
name: "Success Field Missing",
testEnvironment: testEnvironment{
envVars: executablesAllowed,
jsonResponse: &executableResponse{
Version: 1,
},
},
expectedErr: missingFieldError(executableSource, "success"),
},
{
name: "User defined error",
testEnvironment: testEnvironment{
envVars: executablesAllowed,
jsonResponse: &executableResponse{
Success: Bool(false),
Version: 1,
Code: "404",
Message: "Token Not Found",
},
},
expectedErr: userDefinedError("404", "Token Not Found"),
},
{
name: "User defined error without code",
testEnvironment: testEnvironment{
envVars: executablesAllowed,
jsonResponse: &executableResponse{
Success: Bool(false),
Version: 1,
Message: "Token Not Found",
},
},
expectedErr: malformedFailureError(),
},
{
name: "User defined error without message",
testEnvironment: testEnvironment{
envVars: executablesAllowed,
jsonResponse: &executableResponse{
Success: Bool(false),
Version: 1,
Code: "404",
},
},
expectedErr: malformedFailureError(),
},
{
name: "User defined error without fields",
testEnvironment: testEnvironment{
envVars: executablesAllowed,
jsonResponse: &executableResponse{
Success: Bool(false),
Version: 1,
},
},
expectedErr: malformedFailureError(),
},
{
name: "Newer Version",
testEnvironment: testEnvironment{
envVars: executablesAllowed,
jsonResponse: &executableResponse{
Success: Bool(true),
Version: 2,
},
},
expectedErr: unsupportedVersionError(executableSource, 2),
},
{
name: "Missing Token Type",
testEnvironment: testEnvironment{
envVars: executablesAllowed,
jsonResponse: &executableResponse{
Success: Bool(true),
Version: 1,
ExpirationTime: defaultTime.Unix(),
},
},
expectedErr: missingFieldError(executableSource, "token_type"),
},
{
name: "Missing Expiration",
testEnvironment: testEnvironment{
envVars: executablesAllowed,
jsonResponse: &executableResponse{
Success: Bool(true),
Version: 1,
TokenType: "urn:ietf:params:oauth:token-type:jwt",
},
},
expectedErr: missingFieldError(executableSource, "expiration_time"),
},
{
name: "Token Expired",
testEnvironment: testEnvironment{
envVars: executablesAllowed,
jsonResponse: &executableResponse{
Success: Bool(true),
Version: 1,
ExpirationTime: defaultTime.Unix() - 1,
TokenType: "urn:ietf:params:oauth:token-type:jwt",
},
},
expectedErr: tokenExpiredError(),
},
{
name: "Invalid Token Type",
testEnvironment: testEnvironment{
envVars: executablesAllowed,
jsonResponse: &executableResponse{
Success: Bool(true),
Version: 1,
ExpirationTime: defaultTime.Unix(),
TokenType: "urn:ietf:params:oauth:token-type:invalid",
},
},
expectedErr: tokenTypeError(executableSource),
},
{
name: "Missing JWT",
testEnvironment: testEnvironment{
envVars: executablesAllowed,
jsonResponse: &executableResponse{
Success: Bool(true),
Version: 1,
ExpirationTime: defaultTime.Unix(),
TokenType: "urn:ietf:params:oauth:token-type:jwt",
},
},
expectedErr: missingFieldError(executableSource, "id_token"),
},
{
name: "Missing ID Token",
testEnvironment: testEnvironment{
envVars: executablesAllowed,
jsonResponse: &executableResponse{
Success: Bool(true),
Version: 1,
ExpirationTime: defaultTime.Unix(),
TokenType: "urn:ietf:params:oauth:token-type:id_token",
},
},
expectedErr: missingFieldError(executableSource, "id_token"),
},
{
name: "Missing SAML Token",
testEnvironment: testEnvironment{
envVars: executablesAllowed,
jsonResponse: &executableResponse{
Success: Bool(true),
Version: 1,
ExpirationTime: defaultTime.Unix(),
TokenType: "urn:ietf:params:oauth:token-type:saml2",
},
},
expectedErr: missingFieldError(executableSource, "saml_response"),
},
}
func TestRetrieveExecutableSubjectTokenExecutableErrors(t *testing.T) {
cs := CredentialSource{
Executable: &ExecutableConfig{
Command: "blarg",
TimeoutMillis: Int(5000),
},
}
tfc := testFileConfig
tfc.CredentialSource = cs
base, err := tfc.parse(context.Background())
if err != nil {
t.Fatalf("parse() failed %v", err)
}
ecs, ok := base.(executableCredentialSource)
if !ok {
t.Fatalf("Wrong credential type created.")
}
for _, tt := range failureTests {
t.Run(tt.name, func(t *testing.T) {
ecs.env = &tt.testEnvironment
if _, err = ecs.subjectToken(); err == nil {
t.Fatalf("Expected error but found none")
} else if got, want := err.Error(), tt.expectedErr.Error(); got != want {
t.Errorf("Incorrect error received.\nReceived: %s\nExpected: %s", got, want)
}
deadline, deadlineSet := tt.testEnvironment.getDeadline()
if tt.noExecution {
if deadlineSet {
t.Errorf("Executable called when it should not have been")
}
} else {
if !deadlineSet {
t.Errorf("Command run without a deadline")
} else if deadline != defaultTime.Add(5*time.Second) {
t.Errorf("Command run with incorrect deadline")
}
}
})
}
}
var successTests = []struct {
name string
testEnvironment testEnvironment
}{
{
name: "JWT",
testEnvironment: testEnvironment{
envVars: executablesAllowed,
jsonResponse: &executableResponse{
Success: Bool(true),
Version: 1,
ExpirationTime: defaultTime.Unix() + 3600,
TokenType: "urn:ietf:params:oauth:token-type:jwt",
IdToken: "tokentokentoken",
},
},
},
{
name: "ID Token",
testEnvironment: testEnvironment{
envVars: executablesAllowed,
jsonResponse: &executableResponse{
Success: Bool(true),
Version: 1,
ExpirationTime: defaultTime.Unix() + 3600,
TokenType: "urn:ietf:params:oauth:token-type:id_token",
IdToken: "tokentokentoken",
},
},
},
{
name: "SAML",
testEnvironment: testEnvironment{
envVars: executablesAllowed,
jsonResponse: &executableResponse{
Success: Bool(true),
Version: 1,
ExpirationTime: defaultTime.Unix() + 3600,
TokenType: "urn:ietf:params:oauth:token-type:saml2",
SamlResponse: "tokentokentoken",
},
},
},
}
func TestRetrieveExecutableSubjectTokenSuccesses(t *testing.T) {
cs := CredentialSource{
Executable: &ExecutableConfig{
Command: "blarg",
TimeoutMillis: Int(5000),
},
}
tfc := testFileConfig
tfc.CredentialSource = cs
base, err := tfc.parse(context.Background())
if err != nil {
t.Fatalf("parse() failed %v", err)
}
ecs, ok := base.(executableCredentialSource)
if !ok {
t.Fatalf("Wrong credential type created.")
}
for _, tt := range successTests {
t.Run(tt.name, func(t *testing.T) {
ecs.env = &tt.testEnvironment
out, err := ecs.subjectToken()
if err != nil {
t.Fatalf("retrieveSubjectToken() failed: %v", err)
}
deadline, deadlineSet := tt.testEnvironment.getDeadline()
if !deadlineSet {
t.Errorf("Command run without a deadline")
} else if deadline != defaultTime.Add(5*time.Second) {
t.Errorf("Command run with incorrect deadline")
}
if got, want := out, "tokentokentoken"; got != want {
t.Errorf("Incorrect token received.\nReceived: %s\nExpected: %s", got, want)
}
})
}
}
func TestRetrieveOutputFileSubjectTokenNotJSON(t *testing.T) {
outputFile, err := ioutil.TempFile("testdata", "result.*.json")
if err != nil {
t.Fatalf("Tempfile failed: %v", err)
}
defer os.Remove(outputFile.Name())
cs := CredentialSource{
Executable: &ExecutableConfig{
Command: "blarg",
TimeoutMillis: Int(5000),
OutputFile: outputFile.Name(),
},
}
tfc := testFileConfig
tfc.CredentialSource = cs
base, err := tfc.parse(context.Background())
if err != nil {
t.Fatalf("parse() failed %v", err)
}
ecs, ok := base.(executableCredentialSource)
if !ok {
t.Fatalf("Wrong credential type created.")
}
if _, err = outputFile.Write([]byte("tokentokentoken")); err != nil {
t.Fatalf("error writing to file: %v", err)
}
te := testEnvironment{
envVars: executablesAllowed,
byteResponse: []byte{},
}
ecs.env = &te
if _, err = base.subjectToken(); err == nil {
t.Fatalf("Expected error but found none")
} else if got, want := err.Error(), jsonParsingError(outputFileSource, "tokentokentoken").Error(); got != want {
t.Errorf("Incorrect error received.\nExpected: %s\nRecieved: %s", want, got)
}
_, deadlineSet := te.getDeadline()
if deadlineSet {
t.Errorf("Executable called when it should not have been")
}
}
// These are errors in the output file that should be reported to the user.
// Most of these will help the developers debug their code.
var cacheFailureTests = []struct {
name string
outputFileContents executableResponse
expectedErr error
}{
{
name: "Missing Version",
outputFileContents: executableResponse{
Success: Bool(true),
},
expectedErr: missingFieldError(outputFileSource, "version"),
},
{
name: "Missing Success",
outputFileContents: executableResponse{
Version: 1,
},
expectedErr: missingFieldError(outputFileSource, "success"),
},
{
name: "Newer Version",
outputFileContents: executableResponse{
Success: Bool(true),
Version: 2,
},
expectedErr: unsupportedVersionError(outputFileSource, 2),
},
{
name: "Missing Token Type",
outputFileContents: executableResponse{
Success: Bool(true),
Version: 1,
ExpirationTime: defaultTime.Unix(),
},
expectedErr: missingFieldError(outputFileSource, "token_type"),
},
{
name: "Missing Expiration",
outputFileContents: executableResponse{
Success: Bool(true),
Version: 1,
TokenType: "urn:ietf:params:oauth:token-type:jwt",
},
expectedErr: missingFieldError(outputFileSource, "expiration_time"),
},
{
name: "Invalid Token Type",
outputFileContents: executableResponse{
Success: Bool(true),
Version: 1,
ExpirationTime: defaultTime.Unix(),
TokenType: "urn:ietf:params:oauth:token-type:invalid",
},
expectedErr: tokenTypeError(outputFileSource),
},
{
name: "Missing JWT",
outputFileContents: executableResponse{
Success: Bool(true),
Version: 1,
ExpirationTime: defaultTime.Unix() + 3600,
TokenType: "urn:ietf:params:oauth:token-type:jwt",
},
expectedErr: missingFieldError(outputFileSource, "id_token"),
},
{
name: "Missing ID Token",
outputFileContents: executableResponse{
Success: Bool(true),
Version: 1,
ExpirationTime: defaultTime.Unix() + 3600,
TokenType: "urn:ietf:params:oauth:token-type:id_token",
},
expectedErr: missingFieldError(outputFileSource, "id_token"),
},
{
name: "Missing SAML",
outputFileContents: executableResponse{
Success: Bool(true),
Version: 1,
ExpirationTime: defaultTime.Unix() + 3600,
TokenType: "urn:ietf:params:oauth:token-type:jwt",
},
expectedErr: missingFieldError(outputFileSource, "id_token"),
},
}
func TestRetrieveOutputFileSubjectTokenFailureTests(t *testing.T) {
for _, tt := range cacheFailureTests {
t.Run(tt.name, func(t *testing.T) {
outputFile, err := ioutil.TempFile("testdata", "result.*.json")
if err != nil {
t.Fatalf("Tempfile failed: %v", err)
}
defer os.Remove(outputFile.Name())
cs := CredentialSource{
Executable: &ExecutableConfig{
Command: "blarg",
TimeoutMillis: Int(5000),
OutputFile: outputFile.Name(),
},
}
tfc := testFileConfig
tfc.CredentialSource = cs
base, err := tfc.parse(context.Background())
if err != nil {
t.Fatalf("parse() failed %v", err)
}
ecs, ok := base.(executableCredentialSource)
if !ok {
t.Fatalf("Wrong credential type created.")
}
te := testEnvironment{
envVars: executablesAllowed,
byteResponse: []byte{},
}
ecs.env = &te
if err = json.NewEncoder(outputFile).Encode(tt.outputFileContents); err != nil {
t.Errorf("Error encoding to file: %v", err)
return
}
if _, err = ecs.subjectToken(); err == nil {
t.Errorf("Expected error but found none")
} else if got, want := err.Error(), tt.expectedErr.Error(); got != want {
t.Errorf("Incorrect error received.\nExpected: %s\nRecieved: %s", want, got)
}
if _, deadlineSet := te.getDeadline(); deadlineSet {
t.Errorf("Executable called when it should not have been")
}
})
}
}
// These tests should ignore the error in the output file, and check the executable.
var invalidCacheTests = []struct {
name string
outputFileContents executableResponse
}{
{
name: "User Defined Error",
outputFileContents: executableResponse{
Success: Bool(false),
Version: 1,
Code: "404",
Message: "Token Not Found",
},
},
{
name: "User Defined Error without Code",
outputFileContents: executableResponse{
Success: Bool(false),
Version: 1,
Message: "Token Not Found",
},
},
{
name: "User Defined Error without Message",
outputFileContents: executableResponse{
Success: Bool(false),
Version: 1,
Code: "404",
},
},
{
name: "User Defined Error without Fields",
outputFileContents: executableResponse{
Success: Bool(false),
Version: 1,
},
},
{
name: "Expired Token",
outputFileContents: executableResponse{
Success: Bool(true),
Version: 1,
ExpirationTime: defaultTime.Unix() - 1,
TokenType: "urn:ietf:params:oauth:token-type:jwt",
},
},
}
func TestRetrieveOutputFileSubjectTokenInvalidCache(t *testing.T) {
for _, tt := range invalidCacheTests {
t.Run(tt.name, func(t *testing.T) {
outputFile, err := ioutil.TempFile("testdata", "result.*.json")
if err != nil {
t.Fatalf("Tempfile failed: %v", err)
}
defer os.Remove(outputFile.Name())
cs := CredentialSource{
Executable: &ExecutableConfig{
Command: "blarg",
TimeoutMillis: Int(5000),
OutputFile: outputFile.Name(),
},
}
tfc := testFileConfig
tfc.CredentialSource = cs
base, err := tfc.parse(context.Background())
if err != nil {
t.Fatalf("parse() failed %v", err)
}
te := testEnvironment{
envVars: executablesAllowed,
jsonResponse: &executableResponse{
Success: Bool(true),
Version: 1,
ExpirationTime: defaultTime.Unix() + 3600,
TokenType: "urn:ietf:params:oauth:token-type:jwt",
IdToken: "tokentokentoken",
},
}
ecs, ok := base.(executableCredentialSource)
if !ok {
t.Fatalf("Wrong credential type created.")
}
ecs.env = &te
if err = json.NewEncoder(outputFile).Encode(tt.outputFileContents); err != nil {
t.Errorf("Error encoding to file: %v", err)
return
}
out, err := ecs.subjectToken()
if err != nil {
t.Errorf("retrieveSubjectToken() failed: %v", err)
return
}
if deadline, deadlineSet := te.getDeadline(); !deadlineSet {
t.Errorf("Command run without a deadline")
} else if deadline != defaultTime.Add(5*time.Second) {
t.Errorf("Command run with incorrect deadline")
}
if got, want := out, "tokentokentoken"; got != want {
t.Errorf("Incorrect token received.\nExpected: %s\nRecieved: %s", want, got)
}
})
}
}
var cacheSuccessTests = []struct {
name string
outputFileContents executableResponse
}{
{
name: "JWT",
outputFileContents: executableResponse{
Success: Bool(true),
Version: 1,
ExpirationTime: defaultTime.Unix() + 3600,
TokenType: "urn:ietf:params:oauth:token-type:jwt",
IdToken: "tokentokentoken",
},
},
{
name: "Id Token",
outputFileContents: executableResponse{
Success: Bool(true),
Version: 1,
ExpirationTime: defaultTime.Unix() + 3600,
TokenType: "urn:ietf:params:oauth:token-type:id_token",
IdToken: "tokentokentoken",
},
},
{
name: "SAML",
outputFileContents: executableResponse{
Success: Bool(true),
Version: 1,
ExpirationTime: defaultTime.Unix() + 3600,
TokenType: "urn:ietf:params:oauth:token-type:saml2",
SamlResponse: "tokentokentoken",
},
},
}
func TestRetrieveOutputFileSubjectTokenJwt(t *testing.T) {
for _, tt := range cacheSuccessTests {
t.Run(tt.name, func(t *testing.T) {
outputFile, err := ioutil.TempFile("testdata", "result.*.json")
if err != nil {
t.Fatalf("Tempfile failed: %v", err)
}
defer os.Remove(outputFile.Name())
cs := CredentialSource{
Executable: &ExecutableConfig{
Command: "blarg",
TimeoutMillis: Int(5000),
OutputFile: outputFile.Name(),
},
}
tfc := testFileConfig
tfc.CredentialSource = cs
base, err := tfc.parse(context.Background())
if err != nil {
t.Fatalf("parse() failed %v", err)
}
te := testEnvironment{
envVars: executablesAllowed,
byteResponse: []byte{},
}
ecs, ok := base.(executableCredentialSource)
if !ok {
t.Fatalf("Wrong credential type created.")
}
ecs.env = &te
if err = json.NewEncoder(outputFile).Encode(tt.outputFileContents); err != nil {
t.Errorf("Error encoding to file: %v", err)
return
}
if out, err := ecs.subjectToken(); err != nil {
t.Errorf("retrieveSubjectToken() failed: %v", err)
} else if got, want := out, "tokentokentoken"; got != want {
t.Errorf("Incorrect token received.\nExpected: %s\nRecieved: %s", want, got)
}
if _, deadlineSet := te.getDeadline(); deadlineSet {
t.Errorf("Executable called when it should not have been")
}
})
}
}