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Make gRPC ping time and timeout into parameters
Signed-off-by: Arve Knudsen <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,121 @@ | ||
| package grpcclient | ||
|
|
||
| import ( | ||
| "testing" | ||
| "time" | ||
|
|
||
| "github.com/google/go-cmp/cmp" | ||
| middleware "github.com/grpc-ecosystem/go-grpc-middleware" | ||
| "github.com/stretchr/testify/assert" | ||
| "github.com/stretchr/testify/require" | ||
| "google.golang.org/grpc" | ||
| "google.golang.org/grpc/keepalive" | ||
|
|
||
| "github.com/grafana/dskit/crypto/tls" | ||
| ) | ||
|
|
||
| type fakeDialOption struct { | ||
| grpc.EmptyDialOption | ||
|
|
||
| callOpts []grpc.CallOption | ||
| isInsecure bool | ||
| unaryClientInterceptor grpc.UnaryClientInterceptor | ||
| streamClientInterceptor grpc.StreamClientInterceptor | ||
| keepaliveParams keepalive.ClientParameters | ||
| } | ||
|
|
||
| func (o fakeDialOption) Equal(other fakeDialOption) bool { | ||
| if len(o.callOpts) != len(other.callOpts) { | ||
| return false | ||
| } | ||
|
|
||
| for i, arg := range o.callOpts { | ||
| if maxRecv, ok := arg.(grpc.MaxRecvMsgSizeCallOption); ok { | ||
| if maxRecv != other.callOpts[i].(grpc.MaxRecvMsgSizeCallOption) { | ||
| return false | ||
| } | ||
| continue | ||
| } | ||
| if maxSend, ok := arg.(grpc.MaxSendMsgSizeCallOption); ok { | ||
| if maxSend != other.callOpts[i].(grpc.MaxSendMsgSizeCallOption) { | ||
| return false | ||
| } | ||
| continue | ||
| } | ||
| } | ||
|
|
||
| hasUnaryInterceptor := o.unaryClientInterceptor != nil | ||
| otherHasUnaryInterceptor := other.unaryClientInterceptor != nil | ||
| hasStreamInterceptor := o.streamClientInterceptor != nil | ||
| otherHasStreamInterceptor := other.streamClientInterceptor != nil | ||
|
|
||
| return o.isInsecure == other.isInsecure && hasUnaryInterceptor == otherHasUnaryInterceptor && | ||
| hasStreamInterceptor == otherHasStreamInterceptor && o.keepaliveParams == other.keepaliveParams | ||
| } | ||
|
|
||
| func TestConfig(t *testing.T) { | ||
| origWithDefaultCallOptions := withDefaultCallOptions | ||
| origWithUnaryInterceptor := withUnaryInterceptor | ||
| origWithStreamInterceptor := withStreamInterceptor | ||
| origWithKeepaliveParams := withKeepaliveParams | ||
| origWithInsecure := tls.WithInsecure | ||
| t.Cleanup(func() { | ||
| withDefaultCallOptions = origWithDefaultCallOptions | ||
| withUnaryInterceptor = origWithUnaryInterceptor | ||
| withStreamInterceptor = origWithStreamInterceptor | ||
| withKeepaliveParams = origWithKeepaliveParams | ||
| tls.WithInsecure = origWithInsecure | ||
| }) | ||
|
|
||
| withDefaultCallOptions = func(cos ...grpc.CallOption) grpc.DialOption { | ||
| t.Log("Received call options", "options", cos) | ||
| return fakeDialOption{callOpts: cos} | ||
| } | ||
| withUnaryInterceptor = func(f grpc.UnaryClientInterceptor) grpc.DialOption { | ||
| t.Log("Received unary client interceptor", f) | ||
| return fakeDialOption{unaryClientInterceptor: f} | ||
| } | ||
| withStreamInterceptor = func(f grpc.StreamClientInterceptor) grpc.DialOption { | ||
| t.Log("Received stream client interceptor", f) | ||
| return fakeDialOption{streamClientInterceptor: f} | ||
| } | ||
| withKeepaliveParams = func(kp keepalive.ClientParameters) grpc.DialOption { | ||
| t.Log("Received keepalive params", kp) | ||
| return fakeDialOption{ | ||
| keepaliveParams: kp, | ||
| } | ||
| } | ||
| tls.WithInsecure = func() grpc.DialOption { | ||
| return fakeDialOption{isInsecure: true} | ||
| } | ||
|
|
||
| cfg := Config{ | ||
| KeepaliveTime: 10, | ||
| KeepaliveTimeout: 20, | ||
| } | ||
| expOpts := []grpc.DialOption{ | ||
| fakeDialOption{isInsecure: true}, | ||
| fakeDialOption{callOpts: []grpc.CallOption{ | ||
| grpc.MaxCallRecvMsgSize(0), | ||
| grpc.MaxCallSendMsgSize(0), | ||
| }}, | ||
| fakeDialOption{ | ||
| unaryClientInterceptor: middleware.ChainUnaryClient(), | ||
| }, | ||
| fakeDialOption{ | ||
| streamClientInterceptor: middleware.ChainStreamClient(), | ||
| }, | ||
| fakeDialOption{ | ||
| keepaliveParams: keepalive.ClientParameters{ | ||
| Time: 10 * time.Second, | ||
| Timeout: 20 * time.Second, | ||
| PermitWithoutStream: true, | ||
| }, | ||
| }, | ||
| } | ||
|
|
||
| opts, err := cfg.DialOption(nil, nil) | ||
| require.NoError(t, err) | ||
|
|
||
| assert.Empty(t, cmp.Diff(expOpts, opts)) | ||
| } |