|
| 1 | +package admin |
| 2 | + |
| 3 | +import ( |
| 4 | + "context" |
| 5 | + "errors" |
| 6 | + "net" |
| 7 | + "testing" |
| 8 | + "time" |
| 9 | + |
| 10 | + "github.com/segmentio/kafka-go" |
| 11 | + "github.com/segmentio/kafka-go/protocol" |
| 12 | + "github.com/segmentio/kafka-go/protocol/createtopics" |
| 13 | + "github.com/stretchr/testify/assert" |
| 14 | + "github.com/stretchr/testify/require" |
| 15 | +) |
| 16 | + |
| 17 | +func TestNewConnectorDefaultTimeout(t *testing.T) { |
| 18 | + originalTimeout := kafka.DefaultDialer.Timeout |
| 19 | + t.Cleanup(func() { kafka.DefaultDialer.Timeout = originalTimeout }) |
| 20 | + |
| 21 | + connector, err := NewConnector( |
| 22 | + ConnectorConfig{ |
| 23 | + BrokerAddr: "localhost:9092", |
| 24 | + }, |
| 25 | + ) |
| 26 | + require.NoError(t, err) |
| 27 | + |
| 28 | + assert.Equal(t, 10*time.Second, connector.Dialer.Timeout) |
| 29 | + transport, ok := connector.KafkaClient.Transport.(*kafka.Transport) |
| 30 | + require.True(t, ok) |
| 31 | + assert.Equal(t, 10*time.Second, transport.DialTimeout) |
| 32 | + assert.Equal(t, 10*time.Second, connector.KafkaClient.Timeout) |
| 33 | +} |
| 34 | + |
| 35 | +func TestNewConnectorCustomTimeout(t *testing.T) { |
| 36 | + customTimeout := 3 * time.Second |
| 37 | + |
| 38 | + connector, err := NewConnector( |
| 39 | + ConnectorConfig{ |
| 40 | + BrokerAddr: "localhost:9092", |
| 41 | + ConnTimeout: customTimeout, |
| 42 | + TLS: TLSConfig{ |
| 43 | + Enabled: true, |
| 44 | + SkipVerify: true, |
| 45 | + }, |
| 46 | + }, |
| 47 | + ) |
| 48 | + require.NoError(t, err) |
| 49 | + |
| 50 | + assert.Equal(t, customTimeout, connector.Dialer.Timeout) |
| 51 | + assert.NotNil(t, connector.Dialer.TLS) |
| 52 | + transport, ok := connector.KafkaClient.Transport.(*kafka.Transport) |
| 53 | + require.True(t, ok) |
| 54 | + assert.Equal(t, customTimeout, transport.DialTimeout) |
| 55 | + assert.Equal(t, customTimeout, connector.KafkaClient.Timeout) |
| 56 | +} |
| 57 | + |
| 58 | +func TestConnectorDialerTimeoutHappyPath(t *testing.T) { |
| 59 | + listener, err := net.Listen("tcp", "127.0.0.1:0") |
| 60 | + require.NoError(t, err) |
| 61 | + t.Cleanup(func() { _ = listener.Close() }) |
| 62 | + |
| 63 | + acceptErrCh := make(chan error) |
| 64 | + go func() { |
| 65 | + defer close(acceptErrCh) |
| 66 | + conn, err := listener.Accept() |
| 67 | + if err != nil { |
| 68 | + acceptErrCh <- err |
| 69 | + return |
| 70 | + } |
| 71 | + if err := conn.Close(); err != nil { |
| 72 | + acceptErrCh <- err |
| 73 | + } |
| 74 | + }() |
| 75 | + |
| 76 | + connector, err := NewConnector( |
| 77 | + ConnectorConfig{ |
| 78 | + BrokerAddr: listener.Addr().String(), |
| 79 | + ConnTimeout: 100 * time.Millisecond, |
| 80 | + }, |
| 81 | + ) |
| 82 | + require.NoError(t, err) |
| 83 | + |
| 84 | + ctx, cancel := context.WithTimeout(t.Context(), time.Second) |
| 85 | + defer cancel() |
| 86 | + |
| 87 | + conn, err := connector.Dialer.DialContext(ctx, "tcp", listener.Addr().String()) |
| 88 | + require.NoError(t, err) |
| 89 | + require.NoError(t, conn.Close()) |
| 90 | + |
| 91 | + select { |
| 92 | + case err, ok := <-acceptErrCh: |
| 93 | + if ok { |
| 94 | + require.NoError(t, err) |
| 95 | + } |
| 96 | + case <-time.After(time.Second): |
| 97 | + t.Fatal("timed out waiting for listener accept") |
| 98 | + } |
| 99 | +} |
| 100 | + |
| 101 | +func TestConnectorDialerTimeoutUnhappyPath(t *testing.T) { |
| 102 | + listener, err := net.Listen("tcp", "127.0.0.1:0") |
| 103 | + require.NoError(t, err) |
| 104 | + t.Cleanup(func() { _ = listener.Close() }) |
| 105 | + |
| 106 | + connector, err := NewConnector( |
| 107 | + ConnectorConfig{ |
| 108 | + BrokerAddr: listener.Addr().String(), |
| 109 | + ConnTimeout: time.Nanosecond, |
| 110 | + }, |
| 111 | + ) |
| 112 | + require.NoError(t, err) |
| 113 | + |
| 114 | + _, err = connector.Dialer.DialContext(t.Context(), "tcp", listener.Addr().String()) |
| 115 | + require.Error(t, err) |
| 116 | + |
| 117 | + var netErr net.Error |
| 118 | + if errors.As(err, &netErr) { |
| 119 | + require.True(t, netErr.Timeout(), "expected timeout error, got: %v", err) |
| 120 | + return |
| 121 | + } |
| 122 | + |
| 123 | + require.True(t, errors.Is(err, context.DeadlineExceeded), "expected deadline exceeded, got: %v", err) |
| 124 | +} |
| 125 | + |
| 126 | +type captureTransport struct { |
| 127 | + t *testing.T |
| 128 | + expectedTimeoutMs int32 |
| 129 | +} |
| 130 | + |
| 131 | +func (c *captureTransport) RoundTrip(_ context.Context, _ net.Addr, req protocol.Message) (protocol.Message, error) { |
| 132 | + createReq, ok := req.(*createtopics.Request) |
| 133 | + require.True(c.t, ok) |
| 134 | + require.Equal(c.t, c.expectedTimeoutMs, createReq.TimeoutMs) |
| 135 | + |
| 136 | + return &createtopics.Response{}, nil |
| 137 | +} |
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