2018-06-04 18:15:11 +03:00
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// Copyright 2018 The etcd Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package integration
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import (
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"context"
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"crypto/tls"
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"testing"
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"time"
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2020-04-27 00:03:37 +03:00
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"go.etcd.io/etcd/v3/clientv3"
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"go.etcd.io/etcd/v3/pkg/testutil"
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2018-06-08 23:49:17 +03:00
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"google.golang.org/grpc"
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2018-06-04 18:15:11 +03:00
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)
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func TestTLSClientCipherSuitesValid(t *testing.T) { testTLSCipherSuites(t, true) }
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func TestTLSClientCipherSuitesMismatch(t *testing.T) { testTLSCipherSuites(t, false) }
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// testTLSCipherSuites ensures mismatching client-side cipher suite
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// fail TLS handshake with the server.
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func testTLSCipherSuites(t *testing.T, valid bool) {
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defer testutil.AfterTest(t)
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cipherSuites := []uint16{
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tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
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tls.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
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tls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
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tls.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
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tls.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,
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tls.TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
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}
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srvTLS, cliTLS := testTLSInfo, testTLSInfo
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if valid {
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srvTLS.CipherSuites, cliTLS.CipherSuites = cipherSuites, cipherSuites
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} else {
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srvTLS.CipherSuites, cliTLS.CipherSuites = cipherSuites[:2], cipherSuites[2:]
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}
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clus := NewClusterV3(t, &ClusterConfig{Size: 1, ClientTLS: &srvTLS})
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defer clus.Terminate(t)
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cc, err := cliTLS.ClientConfig()
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if err != nil {
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t.Fatal(err)
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}
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cli, cerr := clientv3.New(clientv3.Config{
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Endpoints: []string{clus.Members[0].GRPCAddr()},
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DialTimeout: time.Second,
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2018-06-08 23:49:17 +03:00
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DialOptions: []grpc.DialOption{grpc.WithBlock()},
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2018-06-04 18:15:11 +03:00
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TLS: cc,
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})
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if cli != nil {
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cli.Close()
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}
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if !valid && cerr != context.DeadlineExceeded {
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t.Fatalf("expected %v with TLS handshake failure, got %v", context.DeadlineExceeded, cerr)
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}
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if valid && cerr != nil {
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t.Fatalf("expected TLS handshake success, got %v", cerr)
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}
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}
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