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Add tests for AWS provisioner

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Fixes #68
This commit is contained in:
Mariano Cano 2019-04-24 19:52:58 -07:00
parent f755fddc35
commit 81bfd2c1cb
3 changed files with 542 additions and 155 deletions
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21
authority/provisioner/aws.go
View file

@ -347,16 +347,6 @@ func (p *AWS) authorizeToken(token string) (*awsPayload, error) {
return nil, errors.Wrap(err, "error verifying claims")
}
// According to "rfc7519 JSON Web Token" acceptable skew should be no
// more than a few minutes.
if err = payload.ValidateWithLeeway(jose.Expected{
Issuer: awsIssuer,
Audience: []string{p.GetID()},
Time: time.Now().UTC(),
}, time.Minute); err != nil {
return nil, errors.Wrapf(err, "invalid token")
}
// Validate identity document signature
if err := p.checkSignature(payload.Amazon.Document, payload.Amazon.Signature); err != nil {
return nil, err
@ -378,6 +368,17 @@ func (p *AWS) authorizeToken(token string) (*awsPayload, error) {
return nil, errors.New("identity document region cannot be empty")
}
// According to "rfc7519 JSON Web Token" acceptable skew should be no
// more than a few minutes.
if err = payload.ValidateWithLeeway(jose.Expected{
Issuer: awsIssuer,
Subject: doc.InstanceID,
Audience: []string{p.GetID()},
Time: time.Now().UTC(),
}, time.Minute); err != nil {
return nil, errors.Wrapf(err, "invalid token")
}
// validate accounts
if len(p.Accounts) > 0 {
var found bool

477
authority/provisioner/aws_test.go
View file

@ -1,181 +1,368 @@
// +build ignore
package provisioner
import (
"crypto/rand"
"crypto/rsa"
"crypto/sha256"
"crypto/x509"
"encoding/base64"
"encoding/hex"
"encoding/pem"
"net/http"
"net/http/httptest"
"fmt"
"strings"
"testing"
"time"
"github.com/fullsailor/pkcs7"
"github.com/smallstep/assert"
"github.com/smallstep/cli/jose"
)
var rsaCert = `-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----`
var rsaSig = `eYko51V+DBTE/pLMwqH9tekcIGdIL6jGkgmh0faKQbHUrWVfaw2ffx032iqbEkvbqIMx0I4ewl+Cq5IejPQ5ax4+Nb9gSoMHS8VCjAUkpj9dUXPG2DEvTHukpvUTy8fGn1a/3LS5GdEPnDVkMj2QDHDBGskH4eA46x9c069xeyE=`
var dsaCert = `-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----`
var dsaSig = `MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAaCAJIAEggHTewog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`
var doc = `{
"privateIp" : "172.31.23.47",
"devpayProductCodes" : null,
"marketplaceProductCodes" : null,
"version" : "2017-09-30",
"instanceId" : "i-02e3bec1f600f5e33",
"billingProducts" : null,
"instanceType" : "t2.micro",
"availabilityZone" : "us-west-1b",
"kernelId" : null,
"ramdiskId" : null,
"accountId" : "807492473263",
"architecture" : "x86_64",
"imageId" : "ami-1c1d217c",
"pendingTime" : "2017-11-21T00:25:23Z",
"region" : "us-west-1"
}`
func TestAWSRSA(t *testing.T) {
block, _ := pem.Decode([]byte(rsaCert))
cert, err := x509.ParseCertificate(block.Bytes)
assert.FatalError(t, err)
signature, err := base64.StdEncoding.DecodeString(rsaSig)
assert.FatalError(t, err)
err = cert.CheckSignature(x509.SHA256WithRSA, []byte(doc), signature)
func TestAWS_Getters(t *testing.T) {
p, err := generateAWS()
assert.FatalError(t, err)
aud := "aws:" + p.Name
if got := p.GetID(); got != aud {
t.Errorf("AWS.GetID() = %v, want %v", got, aud)
}
if got := p.GetName(); got != p.Name {
t.Errorf("AWS.GetName() = %v, want %v", got, p.Name)
}
if got := p.GetType(); got != TypeAWS {
t.Errorf("AWS.GetType() = %v, want %v", got, TypeAWS)
}
kid, key, ok := p.GetEncryptedKey()
if kid != "" || key != "" || ok == true {
t.Errorf("AWS.GetEncryptedKey() = (%v, %v, %v), want (%v, %v, %v)",
kid, key, ok, "", "", false)
}
}
func TestAWSDSA(t *testing.T) {
block, _ := pem.Decode([]byte(dsaCert))
cert, err := x509.ParseCertificate(block.Bytes)
func TestAWS_GetTokenID(t *testing.T) {
p1, srv, err := generateAWSWithServer()
assert.FatalError(t, err)
signature, err := base64.StdEncoding.DecodeString(dsaSig)
assert.FatalError(t, err)
p7, err := pkcs7.Parse(signature)
assert.FatalError(t, err)
p7.Certificates = append(p7.Certificates, cert)
assert.FatalError(t, p7.Verify())
}
func TestAWS_GetIdentityToken(t *testing.T) {
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
switch r.URL.Path {
case "/document":
w.Write([]byte(doc))
case "/signature":
w.Write([]byte(rsaSig))
default:
http.Error(w, http.StatusText(http.StatusBadRequest), http.StatusBadRequest)
}
}))
defer srv.Close()
config, err := newAWSConfig()
p2, err := generateAWS()
assert.FatalError(t, err)
config.identityURL = srv.URL + "/document"
config.signatureURL = srv.URL + "/signature"
p2.Accounts = p1.Accounts
p2.config = p1.config
p2.DisableTrustOnFirstUse = true
type fields struct {
Type string
Name string
Claims *Claims
claimer *Claimer
config *awsConfig
t1, err := p1.GetIdentityToken()
assert.FatalError(t, err)
_, claims, err := parseAWSToken(t1)
assert.FatalError(t, err)
sum := sha256.Sum256([]byte(fmt.Sprintf("%s.%s", p1.GetID(), claims.document.InstanceID)))
w1 := strings.ToLower(hex.EncodeToString(sum[:]))
t2, err := p2.GetIdentityToken()
assert.FatalError(t, err)
sum = sha256.Sum256([]byte(t2))
w2 := strings.ToLower(hex.EncodeToString(sum[:]))
type args struct {
token string
}
tests := []struct {
name string
fields fields
aws *AWS
args args
want string
wantErr bool
}{
{"ok", fields{"AWS", "name", nil, nil, config}, "", false},
{"ok", p1, args{t1}, w1, false},
{"ok no TOFU", p2, args{t2}, w2, false},
{"fail", p1, args{"bad-token"}, "", true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
p := &AWS{
Type: tt.fields.Type,
Name: tt.fields.Name,
Claims: tt.fields.Claims,
claimer: tt.fields.claimer,
config: tt.fields.config,
got, err := tt.aws.GetTokenID(tt.args.token)
if (err != nil) != tt.wantErr {
t.Errorf("AWS.GetTokenID() error = %v, wantErr %v", err, tt.wantErr)
return
}
got, err := p.GetIdentityToken()
if got != tt.want {
t.Errorf("AWS.GetTokenID() = %v, want %v", got, tt.want)
}
})
}
}
func TestAWS_GetIdentityToken(t *testing.T) {
p1, srv, err := generateAWSWithServer()
assert.FatalError(t, err)
defer srv.Close()
p2, err := generateAWS()
assert.FatalError(t, err)
p2.Accounts = p1.Accounts
p2.config.identityURL = srv.URL + "/bad-document"
p2.config.signatureURL = p1.config.signatureURL
p3, err := generateAWS()
assert.FatalError(t, err)
p3.Accounts = p1.Accounts
p3.config.signatureURL = srv.URL
p3.config.identityURL = p1.config.identityURL
p4, err := generateAWS()
assert.FatalError(t, err)
p4.Accounts = p1.Accounts
p4.config.signatureURL = srv.URL + "/bad-signature"
p4.config.identityURL = p1.config.identityURL
tests := []struct {
name string
aws *AWS
wantErr bool
}{
{"ok", p1, false},
{"fail identityURL", p2, true},
{"fail signatureURL", p3, true},
{"fail signature", p4, true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, err := tt.aws.GetIdentityToken()
if (err != nil) != tt.wantErr {
t.Errorf("AWS.GetIdentityToken() error = %v, wantErr %v", err, tt.wantErr)
return
}
if got != tt.want {
t.Errorf("AWS.GetIdentityToken() = %v, want %v", got, tt.want)
if tt.wantErr == false {
_, c, err := parseAWSToken(got)
if assert.NoError(t, err) {
assert.Equals(t, awsIssuer, c.Issuer)
assert.Equals(t, c.document.InstanceID, c.Subject)
assert.Equals(t, jose.Audience{tt.aws.GetID()}, c.Audience)
assert.Equals(t, tt.aws.Accounts[0], c.document.AccountID)
err = tt.aws.config.certificate.CheckSignature(
tt.aws.config.signatureAlgorithm, c.Amazon.Document, c.Amazon.Signature)
assert.NoError(t, err)
}
}
})
}
}
func TestAWS_Init(t *testing.T) {
config := Config{
Claims: globalProvisionerClaims,
}
badClaims := &Claims{
DefaultTLSDur: &Duration{0},
}
type fields struct {
Type string
Name string
Accounts []string
DisableCustomSANs bool
DisableTrustOnFirstUse bool
Claims *Claims
}
type args struct {
config Config
}
tests := []struct {
name string
fields fields
args args
wantErr bool
}{
{"ok", fields{"AWS", "name", []string{"account"}, false, false, nil}, args{config}, false},
{"fail type ", fields{"", "name", []string{"account"}, false, false, nil}, args{config}, true},
{"fail name", fields{"AWS", "", []string{"account"}, false, false, nil}, args{config}, true},
{"fail claims", fields{"AWS", "name", []string{"account"}, false, false, badClaims}, args{config}, true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
p := &AWS{
Type: tt.fields.Type,
Name: tt.fields.Name,
Accounts: tt.fields.Accounts,
DisableCustomSANs: tt.fields.DisableCustomSANs,
DisableTrustOnFirstUse: tt.fields.DisableTrustOnFirstUse,
Claims: tt.fields.Claims,
}
if err := p.Init(tt.args.config); (err != nil) != tt.wantErr {
t.Errorf("AWS.Init() error = %v, wantErr %v", err, tt.wantErr)
}
})
}
}
func TestAWS_AuthorizeSign(t *testing.T) {
p1, srv, err := generateAWSWithServer()
assert.FatalError(t, err)
defer srv.Close()
p2, err := generateAWS()
assert.FatalError(t, err)
p2.Accounts = p1.Accounts
p2.config = p1.config
p2.DisableCustomSANs = true
p3, err := generateAWS()
assert.FatalError(t, err)
p3.config = p1.config
t1, err := p1.GetIdentityToken()
assert.FatalError(t, err)
t2, err := p2.GetIdentityToken()
assert.FatalError(t, err)
t3, err := p3.GetIdentityToken()
assert.FatalError(t, err)
block, _ := pem.Decode([]byte(awsTestKey))
if block == nil || block.Type != "RSA PRIVATE KEY" {
t.Fatal("error decoding AWS key")
}
key, err := x509.ParsePKCS1PrivateKey(block.Bytes)
assert.FatalError(t, err)
badKey, err := rsa.GenerateKey(rand.Reader, 1024)
assert.FatalError(t, err)
t4, err := generateAWSToken(
"instance-id", awsIssuer, p1.GetID(), p1.Accounts[0], "instance-id",
"127.0.0.1", "us-west-1", time.Now(), key)
assert.FatalError(t, err)
failSubject, err := generateAWSToken(
"bad-subject", awsIssuer, p1.GetID(), p1.Accounts[0], "instance-id",
"127.0.0.1", "us-west-1", time.Now(), key)
assert.FatalError(t, err)
failIssuer, err := generateAWSToken(
"instance-id", "bad-issuer", p1.GetID(), p1.Accounts[0], "instance-id",
"127.0.0.1", "us-west-1", time.Now(), key)
assert.FatalError(t, err)
failAudience, err := generateAWSToken(
"instance-id", awsIssuer, "bad-audience", p1.Accounts[0], "instance-id",
"127.0.0.1", "us-west-1", time.Now(), key)
assert.FatalError(t, err)
failAccount, err := generateAWSToken(
"instance-id", awsIssuer, p1.GetID(), "", "instance-id",
"127.0.0.1", "us-west-1", time.Now(), key)
assert.FatalError(t, err)
failInstanceID, err := generateAWSToken(
"instance-id", awsIssuer, p1.GetID(), p1.Accounts[0], "",
"127.0.0.1", "us-west-1", time.Now(), key)
assert.FatalError(t, err)
failPrivateIP, err := generateAWSToken(
"instance-id", awsIssuer, p1.GetID(), p1.Accounts[0], "instance-id",
"", "us-west-1", time.Now(), key)
assert.FatalError(t, err)
failRegion, err := generateAWSToken(
"instance-id", awsIssuer, p1.GetID(), p1.Accounts[0], "instance-id",
"127.0.0.1", "", time.Now(), key)
assert.FatalError(t, err)
failExp, err := generateAWSToken(
"instance-id", awsIssuer, p1.GetID(), p1.Accounts[0], "instance-id",
"127.0.0.1", "us-west-1", time.Now().Add(-360*time.Second), key)
assert.FatalError(t, err)
failNbf, err := generateAWSToken(
"instance-id", awsIssuer, p1.GetID(), p1.Accounts[0], "instance-id",
"127.0.0.1", "us-west-1", time.Now().Add(360*time.Second), key)
assert.FatalError(t, err)
failKey, err := generateAWSToken(
"instance-id", awsIssuer, p1.GetID(), p1.Accounts[0], "instance-id",
"127.0.0.1", "us-west-1", time.Now(), badKey)
assert.FatalError(t, err)
type args struct {
token string
}
tests := []struct {
name string
aws *AWS
args args
wantLen int
wantErr bool
}{
{"ok", p1, args{t1}, 4, false},
{"ok", p2, args{t2}, 6, false},
{"ok", p1, args{t4}, 4, false},
{"fail account", p3, args{t3}, 0, true},
{"fail token", p1, args{"token"}, 0, true},
{"fail subject", p1, args{failSubject}, 0, true},
{"fail issuer", p1, args{failIssuer}, 0, true},
{"fail audience", p1, args{failAudience}, 0, true},
{"fail account", p1, args{failAccount}, 0, true},
{"fail instanceID", p1, args{failInstanceID}, 0, true},
{"fail privateIP", p1, args{failPrivateIP}, 0, true},
{"fail region", p1, args{failRegion}, 0, true},
{"fail exp", p1, args{failExp}, 0, true},
{"fail nbf", p1, args{failNbf}, 0, true},
{"fail key", p1, args{failKey}, 0, true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, err := tt.aws.AuthorizeSign(tt.args.token)
if (err != nil) != tt.wantErr {
t.Errorf("AWS.AuthorizeSign() error = %v, wantErr %v", err, tt.wantErr)
return
}
assert.Len(t, tt.wantLen, got)
})
}
}
func TestAWS_AuthorizeRenewal(t *testing.T) {
p1, err := generateAWS()
assert.FatalError(t, err)
p2, err := generateAWS()
assert.FatalError(t, err)
// disable renewal
disable := true
p2.Claims = &Claims{DisableRenewal: &disable}
p2.claimer, err = NewClaimer(p2.Claims, globalProvisionerClaims)
assert.FatalError(t, err)
type args struct {
cert *x509.Certificate
}
tests := []struct {
name string
aws *AWS
args args
wantErr bool
}{
{"ok", p1, args{nil}, false},
{"fail", p2, args{nil}, true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if err := tt.aws.AuthorizeRenewal(tt.args.cert); (err != nil) != tt.wantErr {
t.Errorf("AWS.AuthorizeRenewal() error = %v, wantErr %v", err, tt.wantErr)
}
})
}
}
func TestAWS_AuthorizeRevoke(t *testing.T) {
p1, srv, err := generateAWSWithServer()
assert.FatalError(t, err)
defer srv.Close()
t1, err := p1.GetIdentityToken()
assert.FatalError(t, err)
type args struct {
token string
}
tests := []struct {
name string
aws *AWS
args args
wantErr bool
}{
{"ok", p1, args{t1}, true}, // revoke is disabled
{"fail", p1, args{"token"}, true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if err := tt.aws.AuthorizeRevoke(tt.args.token); (err != nil) != tt.wantErr {
t.Errorf("AWS.AuthorizeRevoke() error = %v, wantErr %v", err, tt.wantErr)
}
t.Error(got)
// parts := strings.Split(got, ".")
// signed, err := base64.RawURLEncoding.DecodeString(parts[0])
// assert.FatalError(t, err)
// signature, err := base64.RawURLEncoding.DecodeString(parts[1])
// assert.FatalError(t, err)
// assert.FatalError(t, err, config.certificate.CheckSignature(config.signatureAlgorithm, signed, signature))
})
}
}

199
authority/provisioner/utils_test.go
View file

@ -2,12 +2,18 @@ package provisioner
import (
"crypto"
"crypto/rand"
"crypto/sha256"
"crypto/x509"
"encoding/base64"
"encoding/hex"
"encoding/json"
"encoding/pem"
"net/http"
"net/http/httptest"
"time"
"github.com/pkg/errors"
"github.com/smallstep/cli/crypto/randutil"
"github.com/smallstep/cli/jose"
)
@ -17,6 +23,37 @@ var testAudiences = Audiences{
Revoke: []string{"https://ca.smallstep.com/revoke", "https://ca.smallstep.com/1.0/revoke"},
}
const awsTestCertificate = `-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----`
const awsTestKey = `-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----`
func must(args ...interface{}) []interface{} {
if l := len(args); l > 0 && args[l-1] != nil {
if err, ok := args[l-1].(error); ok {
@ -194,6 +231,103 @@ func generateGCP() (*GCP, error) {
}, nil
}
func generateAWS() (*AWS, error) {
name, err := randutil.Alphanumeric(10)
if err != nil {
return nil, err
}
accountID, err := randutil.Alphanumeric(10)
if err != nil {
return nil, err
}
claimer, err := NewClaimer(nil, globalProvisionerClaims)
if err != nil {
return nil, err
}
block, _ := pem.Decode([]byte(awsTestCertificate))
if block == nil || block.Type != "CERTIFICATE" {
return nil, errors.New("error decoding AWS certificate")
}
cert, err := x509.ParseCertificate(block.Bytes)
if err != nil {
return nil, errors.Wrap(err, "error parsing AWS certificate")
}
return &AWS{
Type: "AWS",
Name: name,
Accounts: []string{accountID},
Claims: &globalProvisionerClaims,
claimer: claimer,
config: &awsConfig{
identityURL: awsIdentityURL,
signatureURL: awsSignatureURL,
certificate: cert,
signatureAlgorithm: awsSignatureAlgorithm,
},
}, nil
}
func generateAWSWithServer() (*AWS, *httptest.Server, error) {
aws, err := generateAWS()
if err != nil {
return nil, nil, err
}
block, _ := pem.Decode([]byte(awsTestKey))
if block == nil || block.Type != "RSA PRIVATE KEY" {
return nil, nil, errors.New("error decoding AWS key")
}
key, err := x509.ParsePKCS1PrivateKey(block.Bytes)
if err != nil {
return nil, nil, errors.Wrap(err, "error parsing AWS private key")
}
instanceID, err := randutil.Alphanumeric(10)
if err != nil {
return nil, nil, err
}
imageID, err := randutil.Alphanumeric(10)
if err != nil {
return nil, nil, err
}
doc, err := json.MarshalIndent(awsInstanceIdentityDocument{
AccountID: aws.Accounts[0],
Architecture: "x86_64",
AvailabilityZone: "us-west-2b",
ImageID: imageID,
InstanceID: instanceID,
InstanceType: "t2.micro",
PendingTime: time.Now(),
PrivateIP: "127.0.0.1",
Region: "us-west-1",
Version: "2017-09-30",
}, "", " ")
if err != nil {
return nil, nil, err
}
sum := sha256.Sum256(doc)
signature, err := key.Sign(rand.Reader, sum[:], crypto.SHA256)
if err != nil {
return nil, nil, errors.Wrap(err, "error signing document")
}
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
switch r.URL.Path {
case "/latest/dynamic/instance-identity/document":
w.Write(doc)
case "/latest/dynamic/instance-identity/signature":
w.Write([]byte(base64.StdEncoding.EncodeToString(signature)))
case "/bad-document":
w.Write([]byte("{}"))
case "/bad-signature":
w.Write([]byte("YmFkLXNpZ25hdHVyZQo="))
default:
http.NotFound(w, r)
}
}))
aws.config.identityURL = srv.URL + "/latest/dynamic/instance-identity/document"
aws.config.signatureURL = srv.URL + "/latest/dynamic/instance-identity/signature"
return aws, srv, nil
}
func generateCollection(nJWK, nOIDC int) (*Collection, error) {
col := NewCollection(testAudiences)
for i := 0; i < nJWK; i++ {
@ -286,6 +420,54 @@ func generateGCPToken(sub, iss, aud, instanceID, instanceName, projectID, zone s
return jose.Signed(sig).Claims(claims).CompactSerialize()
}
func generateAWSToken(sub, iss, aud, accountID, instanceID, privateIP, region string, iat time.Time, key crypto.Signer) (string, error) {
doc, err := json.MarshalIndent(awsInstanceIdentityDocument{
AccountID: accountID,
Architecture: "x86_64",
AvailabilityZone: "us-west-2b",
ImageID: "ami-123123",
InstanceID: instanceID,
InstanceType: "t2.micro",
PendingTime: time.Now(),
PrivateIP: privateIP,
Region: region,
Version: "2017-09-30",
}, "", " ")
if err != nil {
return "", err
}
sum := sha256.Sum256(doc)
signature, err := key.Sign(rand.Reader, sum[:], crypto.SHA256)
if err != nil {
return "", errors.Wrap(err, "error signing document")
}
sig, err := jose.NewSigner(
jose.SigningKey{Algorithm: jose.HS256, Key: signature},
new(jose.SignerOptions).WithType("JWT"),
)
if err != nil {
return "", err
}
claims := awsPayload{
Claims: jose.Claims{
Subject: sub,
Issuer: iss,
IssuedAt: jose.NewNumericDate(iat),
NotBefore: jose.NewNumericDate(iat),
Expiry: jose.NewNumericDate(iat.Add(5 * time.Minute)),
Audience: []string{aud},
},
Amazon: awsAmazonPayload{
Document: doc,
Signature: signature,
},
}
return jose.Signed(sig).Claims(claims).CompactSerialize()
}
func parseToken(token string) (*jose.JSONWebToken, *jose.Claims, error) {
tok, err := jose.ParseSigned(token)
if err != nil {
@ -298,6 +480,23 @@ func parseToken(token string) (*jose.JSONWebToken, *jose.Claims, error) {
return tok, claims, nil
}
func parseAWSToken(token string) (*jose.JSONWebToken, *awsPayload, error) {
tok, err := jose.ParseSigned(token)
if err != nil {
return nil, nil, err
}
claims := new(awsPayload)
if err := tok.UnsafeClaimsWithoutVerification(claims); err != nil {
return nil, nil, err
}
var doc awsInstanceIdentityDocument
if err := json.Unmarshal(claims.Amazon.Document, &doc); err != nil {
return nil, nil, errors.Wrap(err, "error unmarshaling identity document")
}
claims.document = doc
return tok, claims, nil
}
func generateJWKServer(n int) *httptest.Server {
hits := struct {
Hits int `json:"hits"`