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package interceptor_test
import (
"context"
"net"
"testing"
"time"
"github.com/golang/protobuf/proto"
"github.com/golang/protobuf/protoc-gen-go/descriptor"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"gitlab.com/gitlab-org/gitaly-proto/go/gitalypb"
"gitlab.com/gitlab-org/gitaly/internal/interceptor"
"gitlab.com/gitlab-org/gitaly/internal/interceptor/testdata"
"gitlab.com/gitlab-org/gitaly/internal/praefect/protoregistry"
"google.golang.org/grpc"
)
//go:generate make testdata/stream.pb.go
func TestStreamInvalidator(t *testing.T) {
cache, repoQ := newMockCache()
reg := protoregistry.New()
require.NoError(t, reg.RegisterFiles(streamFileDesc(t)))
srvr := grpc.NewServer(
grpc.StreamInterceptor(
grpc.StreamServerInterceptor(
interceptor.StreamInvalidator(cache, reg),
),
),
)
ctx, cancel := context.WithTimeout(context.Background(), time.Second)
defer cancel()
svc := &testSvc{}
cli, cleanup := newTestSvc(t, ctx, srvr, svc)
defer cleanup()
expectedInvalidations := []*gitalypb.Repository{
&gitalypb.Repository{
GitAlternateObjectDirectories: []string{"1"},
GitObjectDirectory: "1",
GlProjectPath: "1",
GlRepository: "1",
RelativePath: "1",
StorageName: "1",
},
}
go func() {
_, err := cli.ClientStreamRepoMutator(ctx, &testdata.Request{
Destination: expectedInvalidations[0],
})
assert.NoError(t, err)
}()
for i := 0; i < len(expectedInvalidations); i++ {
t.Logf("waiting for repo invalidation #%d", i)
select {
case repo := <-repoQ:
require.Equal(t, expectedInvalidations[i], repo)
case <-ctx.Done():
break
}
}
}
// mockCache allows us to relay back via channel which repos are being
// invalidated in the cache
type mockCache struct {
invalidatedRepo chan<- *gitalypb.Repository
}
func newMockCache() (interceptor.RepoCache, <-chan *gitalypb.Repository) {
repoQ := make(chan *gitalypb.Repository)
return &mockCache{repoQ}, repoQ
}
func (mc mockCache) InvalidateRepo(repo *gitalypb.Repository) error {
mc.invalidatedRepo <- repo
return nil
}
func streamFileDesc(t testing.TB) *descriptor.FileDescriptorProto {
fdp, err := protoregistry.ExtractFileDescriptor(proto.FileDescriptor("stream.proto"))
require.NoError(t, err)
return fdp
}
func newTestSvc(t testing.TB, ctx context.Context, srvr *grpc.Server, svc testdata.TestServiceServer) (testdata.TestServiceClient, func()) {
testdata.RegisterTestServiceServer(srvr, svc)
lis, err := net.Listen("tcp", ":0")
require.NoError(t, err)
errQ := make(chan error)
go func() {
errQ <- srvr.Serve(lis)
}()
cleanup := func() {
require.NoError(t, <-errQ)
}
cc, err := grpc.DialContext(
ctx,
lis.Addr().String(),
grpc.WithBlock(),
grpc.WithInsecure(),
)
require.NoError(t, err)
return testdata.NewTestServiceClient(cc), cleanup
}
type testSvc struct{}
func (ts *testSvc) ClientStreamRepoMutator(*testdata.Request, testdata.TestService_ClientStreamRepoMutatorServer) error {
return nil
}
func (ts *testSvc) ClientStreamRepoAccessor(*testdata.Request, testdata.TestService_ClientStreamRepoAccessorServer) error {
return nil
}
|
