mirror of
https://github.com/edgelesssys/constellation.git
synced 2024-09-20 08:15:56 +00:00
127 lines
2.7 KiB
Go
127 lines
2.7 KiB
Go
/*
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Copyright (c) Edgeless Systems GmbH
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SPDX-License-Identifier: AGPL-3.0-only
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*/
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package atlscredentials
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import (
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"bytes"
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"context"
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"encoding/asn1"
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"encoding/json"
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"errors"
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"net"
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"testing"
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"github.com/edgelesssys/constellation/v2/bootstrapper/initproto"
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"github.com/edgelesssys/constellation/v2/internal/atls"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"go.uber.org/goleak"
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"google.golang.org/grpc"
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"google.golang.org/grpc/test/bufconn"
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)
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func TestMain(m *testing.M) {
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goleak.VerifyTestMain(m)
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}
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func TestATLSCredentials(t *testing.T) {
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assert := assert.New(t)
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require := require.New(t)
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oid := fakeOID{1, 3, 9900, 1}
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//
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// Create servers
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//
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serverCreds := New(fakeIssuer{fakeOID: oid}, nil)
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const serverCount = 15
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var listeners []*bufconn.Listener
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for i := 0; i < serverCount; i++ {
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api := &fakeAPI{}
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server := grpc.NewServer(grpc.Creds(serverCreds))
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initproto.RegisterAPIServer(server, api)
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listener := bufconn.Listen(1024)
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listeners = append(listeners, listener)
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defer server.GracefulStop()
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go server.Serve(listener)
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}
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//
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// Dial concurrently
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//
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clientCreds := New(nil, []atls.Validator{fakeValidator{fakeOID: oid}})
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errChan := make(chan error, serverCount)
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for _, listener := range listeners {
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lis := listener
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go func() {
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var err error
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defer func() { errChan <- err }()
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conn, err := grpc.DialContext(context.Background(), "", grpc.WithContextDialer(func(ctx context.Context, addr string) (net.Conn, error) {
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return lis.Dial()
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}), grpc.WithTransportCredentials(clientCreds))
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require.NoError(err)
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defer conn.Close()
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client := initproto.NewAPIClient(conn)
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_, err = client.Init(context.Background(), &initproto.InitRequest{})
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}()
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}
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for i := 0; i < serverCount; i++ {
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assert.NoError(<-errChan)
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}
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}
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type fakeIssuer struct {
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fakeOID
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}
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func (fakeIssuer) Issue(_ context.Context, userData []byte, nonce []byte) ([]byte, error) {
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return json.Marshal(fakeDoc{UserData: userData, Nonce: nonce})
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}
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type fakeValidator struct {
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fakeOID
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err error
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}
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func (v fakeValidator) Validate(_ context.Context, attDoc []byte, nonce []byte) ([]byte, error) {
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var doc fakeDoc
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if err := json.Unmarshal(attDoc, &doc); err != nil {
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return nil, err
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}
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if !bytes.Equal(doc.Nonce, nonce) {
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return nil, errors.New("invalid nonce")
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}
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return doc.UserData, v.err
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}
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type fakeOID asn1.ObjectIdentifier
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func (o fakeOID) OID() asn1.ObjectIdentifier {
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return asn1.ObjectIdentifier(o)
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}
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type fakeDoc struct {
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UserData []byte
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Nonce []byte
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}
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type fakeAPI struct {
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initproto.UnimplementedAPIServer
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}
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func (f *fakeAPI) Init(_ context.Context, _ *initproto.InitRequest) (*initproto.InitResponse, error) {
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return &initproto.InitResponse{}, nil
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}
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