deb.open-vault/command/login_test.go

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2024-04-20 12:23:50 +00:00
// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
package command
import (
"context"
"regexp"
"strings"
"testing"
"time"
"github.com/mitchellh/cli"
"github.com/hashicorp/vault/api"
credToken "github.com/hashicorp/vault/builtin/credential/token"
credUserpass "github.com/hashicorp/vault/builtin/credential/userpass"
"github.com/hashicorp/vault/command/token"
"github.com/hashicorp/vault/helper/testhelpers"
"github.com/hashicorp/vault/vault"
)
// minTokenLengthExternal is the minimum size of SSC
// tokens we are currently handing out to end users, without any
// namespace information
const minTokenLengthExternal = 91
func testLoginCommand(tb testing.TB) (*cli.MockUi, *LoginCommand) {
tb.Helper()
ui := cli.NewMockUi()
return ui, &LoginCommand{
BaseCommand: &BaseCommand{
UI: ui,
// Override to our own token helper
tokenHelper: token.NewTestingTokenHelper(),
},
Handlers: map[string]LoginHandler{
"token": &credToken.CLIHandler{},
"userpass": &credUserpass.CLIHandler{},
},
}
}
func TestCustomPath(t *testing.T) {
t.Parallel()
client, closer := testVaultServer(t)
defer closer()
if err := client.Sys().EnableAuth("my-auth", "userpass", ""); err != nil {
t.Fatal(err)
}
if _, err := client.Logical().Write("auth/my-auth/users/test", map[string]interface{}{
"password": "test",
"policies": "default",
}); err != nil {
t.Fatal(err)
}
ui, cmd := testLoginCommand(t)
cmd.client = client
tokenHelper, err := cmd.TokenHelper()
if err != nil {
t.Fatal(err)
}
// Emulate an unknown token format present in ~/.vault-token, for example
client.SetToken("a.a")
code := cmd.Run([]string{
"-method", "userpass",
"-path", "my-auth",
"username=test",
"password=test",
})
if exp := 0; code != exp {
t.Errorf("expected %d to be %d", code, exp)
}
expected := "Success! You are now authenticated."
combined := ui.OutputWriter.String() + ui.ErrorWriter.String()
if !strings.Contains(combined, expected) {
t.Errorf("expected %q to be %q", combined, expected)
}
storedToken, err := tokenHelper.Get()
if err != nil {
t.Fatal(err)
}
if l, exp := len(storedToken), minTokenLengthExternal+vault.TokenPrefixLength; l < exp {
t.Errorf("expected token to be %d characters, was %d: %q", exp, l, storedToken)
}
}
// Do not persist the token to the token helper
func TestNoStore(t *testing.T) {
t.Parallel()
client, closer := testVaultServer(t)
defer closer()
secret, err := client.Auth().Token().Create(&api.TokenCreateRequest{
Policies: []string{"default"},
TTL: "30m",
})
if err != nil {
t.Fatal(err)
}
token := secret.Auth.ClientToken
_, cmd := testLoginCommand(t)
cmd.client = client
tokenHelper, err := cmd.TokenHelper()
if err != nil {
t.Fatal(err)
}
// Ensure we have no token to start
if storedToken, err := tokenHelper.Get(); err != nil || storedToken != "" {
t.Errorf("expected token helper to be empty: %s: %q", err, storedToken)
}
code := cmd.Run([]string{
"-no-store",
token,
})
if exp := 0; code != exp {
t.Errorf("expected %d to be %d", code, exp)
}
storedToken, err := tokenHelper.Get()
if err != nil {
t.Fatal(err)
}
if exp := ""; storedToken != exp {
t.Errorf("expected %q to be %q", storedToken, exp)
}
}
func TestStores(t *testing.T) {
t.Parallel()
client, closer := testVaultServer(t)
defer closer()
secret, err := client.Auth().Token().Create(&api.TokenCreateRequest{
Policies: []string{"default"},
TTL: "30m",
})
if err != nil {
t.Fatal(err)
}
token := secret.Auth.ClientToken
_, cmd := testLoginCommand(t)
cmd.client = client
tokenHelper, err := cmd.TokenHelper()
if err != nil {
t.Fatal(err)
}
code := cmd.Run([]string{
token,
})
if exp := 0; code != exp {
t.Errorf("expected %d to be %d", code, exp)
}
storedToken, err := tokenHelper.Get()
if err != nil {
t.Fatal(err)
}
if storedToken != token {
t.Errorf("expected %q to be %q", storedToken, token)
}
}
func TestTokenOnly(t *testing.T) {
t.Parallel()
client, closer := testVaultServer(t)
defer closer()
if err := client.Sys().EnableAuth("userpass", "userpass", ""); err != nil {
t.Fatal(err)
}
if _, err := client.Logical().Write("auth/userpass/users/test", map[string]interface{}{
"password": "test",
"policies": "default",
}); err != nil {
t.Fatal(err)
}
ui, cmd := testLoginCommand(t)
cmd.client = client
tokenHelper, err := cmd.TokenHelper()
if err != nil {
t.Fatal(err)
}
code := cmd.Run([]string{
"-token-only",
"-method", "userpass",
"username=test",
"password=test",
})
if exp := 0; code != exp {
t.Errorf("expected %d to be %d", code, exp)
}
// Verify only the token was printed
token := ui.OutputWriter.String()
if l, exp := len(token), minTokenLengthExternal+vault.TokenPrefixLength; l != exp {
t.Errorf("expected token to be %d characters, was %d: %q", exp, l, token)
}
// Verify the token was not stored
if storedToken, err := tokenHelper.Get(); err != nil || storedToken != "" {
t.Fatalf("expected token to not be stored: %s: %q", err, storedToken)
}
}
func TestFailureNoStore(t *testing.T) {
t.Parallel()
client, closer := testVaultServer(t)
defer closer()
ui, cmd := testLoginCommand(t)
cmd.client = client
tokenHelper, err := cmd.TokenHelper()
if err != nil {
t.Fatal(err)
}
code := cmd.Run([]string{
"not-a-real-token",
})
if exp := 2; code != exp {
t.Errorf("expected %d to be %d", code, exp)
}
expected := "Error authenticating: "
combined := ui.OutputWriter.String() + ui.ErrorWriter.String()
if !strings.Contains(combined, expected) {
t.Errorf("expected %q to contain %q", combined, expected)
}
if storedToken, err := tokenHelper.Get(); err != nil || storedToken != "" {
t.Fatalf("expected token to not be stored: %s: %q", err, storedToken)
}
}
func TestWrapAutoUnwrap(t *testing.T) {
t.Parallel()
client, closer := testVaultServer(t)
defer closer()
if err := client.Sys().EnableAuth("userpass", "userpass", ""); err != nil {
t.Fatal(err)
}
if _, err := client.Logical().Write("auth/userpass/users/test", map[string]interface{}{
"password": "test",
"policies": "default",
}); err != nil {
t.Fatal(err)
}
_, cmd := testLoginCommand(t)
cmd.client = client
// Set the wrapping ttl to 5s. We can't set this via the flag because we
// override the client object before that particular flag is parsed.
client.SetWrappingLookupFunc(func(string, string) string { return "5m" })
code := cmd.Run([]string{
"-method", "userpass",
"username=test",
"password=test",
})
if exp := 0; code != exp {
t.Errorf("expected %d to be %d", code, exp)
}
// Unset the wrapping
client.SetWrappingLookupFunc(func(string, string) string { return "" })
tokenHelper, err := cmd.TokenHelper()
if err != nil {
t.Fatal(err)
}
token, err := tokenHelper.Get()
if err != nil || token == "" {
t.Fatalf("expected token from helper: %s: %q", err, token)
}
client.SetToken(token)
// Ensure the resulting token is unwrapped
secret, err := client.Auth().Token().LookupSelf()
if err != nil {
t.Error(err)
}
if secret == nil {
t.Fatal("secret was nil")
}
if secret.WrapInfo != nil {
t.Errorf("expected to be unwrapped: %#v", secret)
}
}
func TestWrapTokenOnly(t *testing.T) {
t.Parallel()
client, closer := testVaultServer(t)
defer closer()
if err := client.Sys().EnableAuth("userpass", "userpass", ""); err != nil {
t.Fatal(err)
}
if _, err := client.Logical().Write("auth/userpass/users/test", map[string]interface{}{
"password": "test",
"policies": "default",
}); err != nil {
t.Fatal(err)
}
ui, cmd := testLoginCommand(t)
cmd.client = client
// Set the wrapping ttl to 5s. We can't set this via the flag because we
// override the client object before that particular flag is parsed.
client.SetWrappingLookupFunc(func(string, string) string { return "5m" })
code := cmd.Run([]string{
"-token-only",
"-method", "userpass",
"username=test",
"password=test",
})
if exp := 0; code != exp {
t.Errorf("expected %d to be %d", code, exp)
}
// Unset the wrapping
client.SetWrappingLookupFunc(func(string, string) string { return "" })
tokenHelper, err := cmd.TokenHelper()
if err != nil {
t.Fatal(err)
}
storedToken, err := tokenHelper.Get()
if err != nil || storedToken != "" {
t.Fatalf("expected token to not be stored: %s: %q", err, storedToken)
}
token := strings.TrimSpace(ui.OutputWriter.String())
if token == "" {
t.Errorf("expected %q to not be %q", token, "")
}
// Ensure the resulting token is, in fact, still wrapped.
client.SetToken(token)
secret, err := client.Logical().Unwrap("")
if err != nil {
t.Error(err)
}
if secret == nil || secret.Auth == nil || secret.Auth.ClientToken == "" {
t.Fatalf("expected secret to have auth: %#v", secret)
}
}
func TestWrapNoStore(t *testing.T) {
t.Parallel()
client, closer := testVaultServer(t)
defer closer()
if err := client.Sys().EnableAuth("userpass", "userpass", ""); err != nil {
t.Fatal(err)
}
if _, err := client.Logical().Write("auth/userpass/users/test", map[string]interface{}{
"password": "test",
"policies": "default",
}); err != nil {
t.Fatal(err)
}
ui, cmd := testLoginCommand(t)
cmd.client = client
// Set the wrapping ttl to 5s. We can't set this via the flag because we
// override the client object before that particular flag is parsed.
client.SetWrappingLookupFunc(func(string, string) string { return "5m" })
code := cmd.Run([]string{
"-no-store",
"-method", "userpass",
"username=test",
"password=test",
})
if exp := 0; code != exp {
t.Errorf("expected %d to be %d", code, exp)
}
// Unset the wrapping
client.SetWrappingLookupFunc(func(string, string) string { return "" })
tokenHelper, err := cmd.TokenHelper()
if err != nil {
t.Fatal(err)
}
storedToken, err := tokenHelper.Get()
if err != nil || storedToken != "" {
t.Fatalf("expected token to not be stored: %s: %q", err, storedToken)
}
expected := "wrapping_token"
output := ui.OutputWriter.String() + ui.ErrorWriter.String()
if !strings.Contains(output, expected) {
t.Errorf("expected %q to contain %q", output, expected)
}
}
func TestCommunicationFailure(t *testing.T) {
t.Parallel()
client, closer := testVaultServerBad(t)
defer closer()
ui, cmd := testLoginCommand(t)
cmd.client = client
code := cmd.Run([]string{
"token",
})
if exp := 2; code != exp {
t.Errorf("expected %d to be %d", code, exp)
}
expected := "Error authenticating: "
combined := ui.OutputWriter.String() + ui.ErrorWriter.String()
if !strings.Contains(combined, expected) {
t.Errorf("expected %q to contain %q", combined, expected)
}
}
func TestNoTabs(t *testing.T) {
t.Parallel()
_, cmd := testLoginCommand(t)
assertNoTabs(t, cmd)
}
func TestLoginMFASinglePhase(t *testing.T) {
t.Parallel()
client, closer := testVaultServer(t)
defer closer()
methodName := "foo"
waitPeriod := 5
userClient, entityID, methodID := testhelpers.SetupLoginMFATOTP(t, client, methodName, waitPeriod)
enginePath := testhelpers.RegisterEntityInTOTPEngine(t, client, entityID, methodID)
runCommand := func(methodIdentifier string) {
// the time required for the totp engine to generate a new code
time.Sleep(time.Duration(waitPeriod) * time.Second)
totpCode := testhelpers.GetTOTPCodeFromEngine(t, client, enginePath)
ui, cmd := testLoginCommand(t)
cmd.client = userClient
// login command bails early for test clients, so we have to explicitly set this
cmd.client.SetMFACreds([]string{methodIdentifier + ":" + totpCode})
code := cmd.Run([]string{
"-method", "userpass",
"username=testuser1",
"password=testpassword",
})
if exp := 0; code != exp {
t.Errorf("expected %d to be %d", code, exp)
}
tokenHelper, err := cmd.TokenHelper()
if err != nil {
t.Fatal(err)
}
storedToken, err := tokenHelper.Get()
if err != nil {
t.Fatal(err)
}
if storedToken == "" {
t.Fatal("expected non-empty stored token")
}
output := ui.OutputWriter.String()
if !strings.Contains(output, storedToken) {
t.Fatalf("expected stored token: %q, got: %q", storedToken, output)
}
}
runCommand(methodID)
runCommand(methodName)
}
func TestLoginMFATwoPhase(t *testing.T) {
t.Parallel()
client, closer := testVaultServer(t)
defer closer()
ui, cmd := testLoginCommand(t)
userclient, entityID, methodID := testhelpers.SetupLoginMFATOTP(t, client, "", 5)
cmd.client = userclient
_ = testhelpers.RegisterEntityInTOTPEngine(t, client, entityID, methodID)
// clear the MFA creds just to be sure
cmd.client.SetMFACreds([]string{})
code := cmd.Run([]string{
"-method", "userpass",
"username=testuser1",
"password=testpassword",
})
if exp := 0; code != exp {
t.Errorf("expected %d to be %d", code, exp)
}
expected := methodID
output := ui.OutputWriter.String()
if !strings.Contains(output, expected) {
t.Fatalf("expected stored token: %q, got: %q", expected, output)
}
tokenHelper, err := cmd.TokenHelper()
if err != nil {
t.Fatal(err)
}
storedToken, err := tokenHelper.Get()
if storedToken != "" {
t.Fatal("expected empty stored token")
}
if err != nil {
t.Fatal(err)
}
}
func TestLoginMFATwoPhaseNonInteractiveMethodName(t *testing.T) {
t.Parallel()
client, closer := testVaultServer(t)
defer closer()
ui, cmd := testLoginCommand(t)
methodName := "foo"
waitPeriod := 5
userclient, entityID, methodID := testhelpers.SetupLoginMFATOTP(t, client, methodName, waitPeriod)
cmd.client = userclient
engineName := testhelpers.RegisterEntityInTOTPEngine(t, client, entityID, methodID)
// clear the MFA creds just to be sure
cmd.client.SetMFACreds([]string{})
code := cmd.Run([]string{
"-method", "userpass",
"-non-interactive",
"username=testuser1",
"password=testpassword",
})
if exp := 0; code != exp {
t.Errorf("expected %d to be %d", code, exp)
}
output := ui.OutputWriter.String()
reqIdReg := regexp.MustCompile(`mfa_request_id\s+([0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12})\s+mfa_constraint`)
reqIDRaw := reqIdReg.FindAllStringSubmatch(output, -1)
if len(reqIDRaw) == 0 || len(reqIDRaw[0]) < 2 {
t.Fatal("failed to MFA request ID from output")
}
mfaReqID := reqIDRaw[0][1]
validateFunc := func(methodIdentifier string) {
// the time required for the totp engine to generate a new code
time.Sleep(time.Duration(waitPeriod) * time.Second)
totpPasscode1 := "passcode=" + testhelpers.GetTOTPCodeFromEngine(t, client, engineName)
secret, err := cmd.client.Logical().WriteWithContext(context.Background(), "sys/mfa/validate", map[string]interface{}{
"mfa_request_id": mfaReqID,
"mfa_payload": map[string][]string{
methodIdentifier: {totpPasscode1},
},
})
if err != nil {
t.Fatalf("mfa validation failed: %v", err)
}
if secret.Auth == nil || secret.Auth.ClientToken == "" {
t.Fatalf("mfa validation did not return a client token")
}
}
validateFunc(methodName)
}