certificates/kms/softkms/softkms_test.go

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2020-01-16 01:30:17 +00:00
package softkms
import (
"context"
"crypto"
"crypto/ecdsa"
"crypto/ed25519"
"crypto/elliptic"
"crypto/rand"
"crypto/rsa"
"crypto/x509"
"encoding/pem"
"fmt"
"io/ioutil"
"reflect"
"testing"
"github.com/smallstep/certificates/kms/apiv1"
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"go.step.sm/crypto/pemutil"
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)
func TestNew(t *testing.T) {
type args struct {
ctx context.Context
opts apiv1.Options
}
tests := []struct {
name string
args args
want *SoftKMS
wantErr bool
}{
{"ok", args{context.Background(), apiv1.Options{}}, &SoftKMS{}, false},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, err := New(tt.args.ctx, tt.args.opts)
if (err != nil) != tt.wantErr {
t.Errorf("New() error = %v, wantErr %v", err, tt.wantErr)
return
}
if !reflect.DeepEqual(got, tt.want) {
t.Errorf("New() = %v, want %v", got, tt.want)
}
})
}
}
func TestSoftKMS_Close(t *testing.T) {
tests := []struct {
name string
wantErr bool
}{
{"ok", false},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
k := &SoftKMS{}
if err := k.Close(); (err != nil) != tt.wantErr {
t.Errorf("SoftKMS.Close() error = %v, wantErr %v", err, tt.wantErr)
}
})
}
}
func TestSoftKMS_CreateSigner(t *testing.T) {
pk, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
if err != nil {
t.Fatal(err)
}
pemBlock, err := pemutil.Serialize(pk)
if err != nil {
t.Fatal(err)
}
pemBlockPassword, err := pemutil.Serialize(pk, pemutil.WithPassword([]byte("pass")))
if err != nil {
t.Fatal(err)
}
// Read and decode file using standard packages
b, err := ioutil.ReadFile("testdata/priv.pem")
if err != nil {
t.Fatal(err)
}
block, _ := pem.Decode(b)
block.Bytes, err = x509.DecryptPEMBlock(block, []byte("pass")) //nolint
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if err != nil {
t.Fatal(err)
}
pk2, err := x509.ParseECPrivateKey(block.Bytes)
if err != nil {
t.Fatal(err)
}
// Create a public PEM
b, err = x509.MarshalPKIXPublicKey(pk.Public())
if err != nil {
t.Fatal(err)
}
pub := pem.EncodeToMemory(&pem.Block{
Type: "PUBLIC KEY",
Bytes: b,
})
type args struct {
req *apiv1.CreateSignerRequest
}
tests := []struct {
name string
args args
want crypto.Signer
wantErr bool
}{
{"signer", args{&apiv1.CreateSignerRequest{Signer: pk}}, pk, false},
{"pem", args{&apiv1.CreateSignerRequest{SigningKeyPEM: pem.EncodeToMemory(pemBlock)}}, pk, false},
{"pem password", args{&apiv1.CreateSignerRequest{SigningKeyPEM: pem.EncodeToMemory(pemBlockPassword), Password: []byte("pass")}}, pk, false},
{"file", args{&apiv1.CreateSignerRequest{SigningKey: "testdata/priv.pem", Password: []byte("pass")}}, pk2, false},
{"fail", args{&apiv1.CreateSignerRequest{}}, nil, true},
{"fail bad pem", args{&apiv1.CreateSignerRequest{SigningKeyPEM: []byte("bad pem")}}, nil, true},
{"fail bad password", args{&apiv1.CreateSignerRequest{SigningKey: "testdata/priv.pem", Password: []byte("bad-pass")}}, nil, true},
{"fail not a signer", args{&apiv1.CreateSignerRequest{SigningKeyPEM: pub}}, nil, true},
{"fail not a signer from file", args{&apiv1.CreateSignerRequest{SigningKey: "testdata/pub.pem"}}, nil, true},
{"fail missing", args{&apiv1.CreateSignerRequest{SigningKey: "testdata/missing"}}, nil, true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
k := &SoftKMS{}
got, err := k.CreateSigner(tt.args.req)
if (err != nil) != tt.wantErr {
t.Errorf("SoftKMS.CreateSigner() error = %v, wantErr %v", err, tt.wantErr)
return
}
if !reflect.DeepEqual(got, tt.want) {
t.Errorf("SoftKMS.CreateSigner() = %v, want %v", got, tt.want)
}
})
}
}
func restoreGenerateKey() func() {
oldGenerateKey := generateKey
return func() {
generateKey = oldGenerateKey
}
}
func TestSoftKMS_CreateKey(t *testing.T) {
fn := restoreGenerateKey()
defer fn()
p256, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
if err != nil {
t.Fatal(err)
}
rsa2048, err := rsa.GenerateKey(rand.Reader, 2048)
if err != nil {
t.Fatal(err)
}
edpub, edpriv, err := ed25519.GenerateKey(rand.Reader)
if err != nil {
t.Fatal(err)
}
type args struct {
req *apiv1.CreateKeyRequest
}
type params struct {
kty string
crv string
size int
}
tests := []struct {
name string
args args
generateKey func() (interface{}, interface{}, error)
want *apiv1.CreateKeyResponse
wantParams params
wantErr bool
}{
{"p256", args{&apiv1.CreateKeyRequest{Name: "p256", SignatureAlgorithm: apiv1.ECDSAWithSHA256}}, func() (interface{}, interface{}, error) {
return p256.Public(), p256, nil
}, &apiv1.CreateKeyResponse{Name: "p256", PublicKey: p256.Public(), PrivateKey: p256, CreateSignerRequest: apiv1.CreateSignerRequest{Signer: p256}}, params{"EC", "P-256", 0}, false},
{"rsa", args{&apiv1.CreateKeyRequest{Name: "rsa3072", SignatureAlgorithm: apiv1.SHA256WithRSA}}, func() (interface{}, interface{}, error) {
return rsa2048.Public(), rsa2048, nil
}, &apiv1.CreateKeyResponse{Name: "rsa3072", PublicKey: rsa2048.Public(), PrivateKey: rsa2048, CreateSignerRequest: apiv1.CreateSignerRequest{Signer: rsa2048}}, params{"RSA", "", 0}, false},
{"rsa2048", args{&apiv1.CreateKeyRequest{Name: "rsa2048", SignatureAlgorithm: apiv1.SHA256WithRSA, Bits: 2048}}, func() (interface{}, interface{}, error) {
return rsa2048.Public(), rsa2048, nil
}, &apiv1.CreateKeyResponse{Name: "rsa2048", PublicKey: rsa2048.Public(), PrivateKey: rsa2048, CreateSignerRequest: apiv1.CreateSignerRequest{Signer: rsa2048}}, params{"RSA", "", 2048}, false},
{"rsaPSS2048", args{&apiv1.CreateKeyRequest{Name: "rsa2048", SignatureAlgorithm: apiv1.SHA256WithRSAPSS, Bits: 2048}}, func() (interface{}, interface{}, error) {
return rsa2048.Public(), rsa2048, nil
}, &apiv1.CreateKeyResponse{Name: "rsa2048", PublicKey: rsa2048.Public(), PrivateKey: rsa2048, CreateSignerRequest: apiv1.CreateSignerRequest{Signer: rsa2048}}, params{"RSA", "", 2048}, false},
{"ed25519", args{&apiv1.CreateKeyRequest{Name: "ed25519", SignatureAlgorithm: apiv1.PureEd25519}}, func() (interface{}, interface{}, error) {
return edpub, edpriv, nil
}, &apiv1.CreateKeyResponse{Name: "ed25519", PublicKey: edpub, PrivateKey: edpriv, CreateSignerRequest: apiv1.CreateSignerRequest{Signer: edpriv}}, params{"OKP", "Ed25519", 0}, false},
{"default", args{&apiv1.CreateKeyRequest{Name: "default"}}, func() (interface{}, interface{}, error) {
return p256.Public(), p256, nil
}, &apiv1.CreateKeyResponse{Name: "default", PublicKey: p256.Public(), PrivateKey: p256, CreateSignerRequest: apiv1.CreateSignerRequest{Signer: p256}}, params{"EC", "P-256", 0}, false},
{"fail algorithm", args{&apiv1.CreateKeyRequest{Name: "fail", SignatureAlgorithm: apiv1.SignatureAlgorithm(100)}}, func() (interface{}, interface{}, error) {
return p256.Public(), p256, nil
}, nil, params{}, true},
{"fail generate key", args{&apiv1.CreateKeyRequest{Name: "fail", SignatureAlgorithm: apiv1.ECDSAWithSHA256}}, func() (interface{}, interface{}, error) {
return nil, nil, fmt.Errorf("an error")
}, nil, params{"EC", "P-256", 0}, true},
{"fail no signer", args{&apiv1.CreateKeyRequest{Name: "fail", SignatureAlgorithm: apiv1.ECDSAWithSHA256}}, func() (interface{}, interface{}, error) {
return 1, 2, nil
}, nil, params{"EC", "P-256", 0}, true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
k := &SoftKMS{}
generateKey = func(kty, crv string, size int) (interface{}, interface{}, error) {
if tt.wantParams.kty != kty {
t.Errorf("GenerateKey() kty = %s, want %s", kty, tt.wantParams.kty)
}
if tt.wantParams.crv != crv {
t.Errorf("GenerateKey() crv = %s, want %s", crv, tt.wantParams.crv)
}
if tt.wantParams.size != size {
t.Errorf("GenerateKey() size = %d, want %d", size, tt.wantParams.size)
}
return tt.generateKey()
}
got, err := k.CreateKey(tt.args.req)
if (err != nil) != tt.wantErr {
t.Errorf("SoftKMS.CreateKey() error = %v, wantErr %v", err, tt.wantErr)
return
}
if !reflect.DeepEqual(got, tt.want) {
t.Errorf("SoftKMS.CreateKey() = %v, want %v", got, tt.want)
}
})
}
}
func TestSoftKMS_GetPublicKey(t *testing.T) {
b, err := ioutil.ReadFile("testdata/pub.pem")
if err != nil {
t.Fatal(err)
}
block, _ := pem.Decode(b)
pub, err := x509.ParsePKIXPublicKey(block.Bytes)
if err != nil {
t.Fatal(err)
}
type args struct {
req *apiv1.GetPublicKeyRequest
}
tests := []struct {
name string
args args
want crypto.PublicKey
wantErr bool
}{
{"key", args{&apiv1.GetPublicKeyRequest{Name: "testdata/pub.pem"}}, pub, false},
{"cert", args{&apiv1.GetPublicKeyRequest{Name: "testdata/cert.crt"}}, pub, false},
{"fail not exists", args{&apiv1.GetPublicKeyRequest{Name: "testdata/missing"}}, nil, true},
{"fail type", args{&apiv1.GetPublicKeyRequest{Name: "testdata/cert.key"}}, nil, true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
k := &SoftKMS{}
got, err := k.GetPublicKey(tt.args.req)
if (err != nil) != tt.wantErr {
t.Errorf("SoftKMS.GetPublicKey() error = %v, wantErr %v", err, tt.wantErr)
return
}
if !reflect.DeepEqual(got, tt.want) {
t.Errorf("SoftKMS.GetPublicKey() = %v, want %v", got, tt.want)
}
})
}
}
func Test_generateKey(t *testing.T) {
type args struct {
kty string
crv string
size int
}
tests := []struct {
name string
args args
wantType interface{}
wantType1 interface{}
wantErr bool
}{
{"rsa2048", args{"RSA", "", 0}, &rsa.PublicKey{}, &rsa.PrivateKey{}, false},
{"rsa2048", args{"RSA", "", 2048}, &rsa.PublicKey{}, &rsa.PrivateKey{}, false},
{"p256", args{"EC", "P-256", 0}, &ecdsa.PublicKey{}, &ecdsa.PrivateKey{}, false},
{"ed25519", args{"OKP", "Ed25519", 0}, ed25519.PublicKey{}, ed25519.PrivateKey{}, false},
{"fail kty", args{"FOO", "", 0}, nil, nil, true},
{"fail crv", args{"EC", "P-123", 0}, nil, nil, true},
{"fail size", args{"RSA", "", 1}, nil, nil, true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, got1, err := generateKey(tt.args.kty, tt.args.crv, tt.args.size)
if (err != nil) != tt.wantErr {
t.Errorf("generateKey() error = %v, wantErr %v", err, tt.wantErr)
return
}
if reflect.TypeOf(got) != reflect.TypeOf(tt.wantType) {
t.Errorf("generateKey() got = %T, want %T", got, tt.wantType)
}
if reflect.TypeOf(got1) != reflect.TypeOf(tt.wantType1) {
t.Errorf("generateKey() got1 = %T, want %T", got1, tt.wantType1)
}
})
}
}