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|
//go:build !gitaly_test_sha256
package middleware
import (
"context"
"net"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"gitlab.com/gitlab-org/gitaly/v15/internal/git/gittest"
"gitlab.com/gitlab-org/gitaly/v15/internal/praefect/grpc-proxy/proxy"
"gitlab.com/gitlab-org/gitaly/v15/internal/praefect/nodes/tracker"
"gitlab.com/gitlab-org/gitaly/v15/internal/praefect/protoregistry"
"gitlab.com/gitlab-org/gitaly/v15/internal/structerr"
"gitlab.com/gitlab-org/gitaly/v15/internal/testhelper"
"gitlab.com/gitlab-org/gitaly/v15/internal/testhelper/testcfg"
"gitlab.com/gitlab-org/gitaly/v15/proto/go/gitalypb"
"google.golang.org/grpc"
"google.golang.org/grpc/credentials/insecure"
)
type repositoryService struct {
gitalypb.UnimplementedRepositoryServiceServer
}
func (s *repositoryService) RepositoryExists(ctx context.Context, req *gitalypb.RepositoryExistsRequest) (*gitalypb.RepositoryExistsResponse, error) {
if req.GetRepository() == nil {
return nil, structerr.NewInternal("error")
}
return &gitalypb.RepositoryExistsResponse{}, nil
}
func (s *repositoryService) WriteRef(ctx context.Context, req *gitalypb.WriteRefRequest) (*gitalypb.WriteRefResponse, error) {
if req.GetRepository() == nil {
return nil, structerr.NewInternal("error")
}
return &gitalypb.WriteRefResponse{}, nil
}
func TestStreamInterceptor(t *testing.T) {
ctx := testhelper.Context(t)
isInErrorWindow := true
threshold := 5
errTracker, err := tracker.NewErrors(ctx, func(_, _ time.Time) bool {
return isInErrorWindow
}, uint32(threshold), uint32(threshold))
require.NoError(t, err)
nodeName := "node-1"
internalSrv := grpc.NewServer()
internalServerSocketPath := testhelper.GetTemporaryGitalySocketFileName(t)
lis, err := net.Listen("unix", internalServerSocketPath)
require.NoError(t, err)
gitalypb.RegisterRepositoryServiceServer(internalSrv, &repositoryService{})
go testhelper.MustServe(t, internalSrv, lis)
defer internalSrv.Stop()
srvOptions := []grpc.ServerOption{
grpc.ForceServerCodec(proxy.NewCodec()),
grpc.UnknownServiceHandler(proxy.TransparentHandler(func(ctx context.Context,
fullMethodName string,
peeker proxy.StreamPeeker,
) (*proxy.StreamParameters, error) {
cc, err := grpc.Dial("unix://"+internalServerSocketPath,
grpc.WithDefaultCallOptions(grpc.ForceCodec(proxy.NewCodec())),
grpc.WithTransportCredentials(insecure.NewCredentials()),
grpc.WithStreamInterceptor(StreamErrorHandler(protoregistry.GitalyProtoPreregistered, errTracker, nodeName)),
)
require.NoError(t, err)
t.Cleanup(func() { testhelper.MustClose(t, cc) })
f, err := peeker.Peek()
require.NoError(t, err)
return proxy.NewStreamParameters(proxy.Destination{Conn: cc, Ctx: ctx, Msg: f}, nil, func() error { return nil }, nil), nil
})),
}
praefectSocket := testhelper.GetTemporaryGitalySocketFileName(t)
praefectLis, err := net.Listen("unix", praefectSocket)
require.NoError(t, err)
praefectSrv := grpc.NewServer(srvOptions...)
defer praefectSrv.Stop()
go testhelper.MustServe(t, praefectSrv, praefectLis)
praefectCC, err := grpc.Dial("unix://"+praefectSocket, grpc.WithTransportCredentials(insecure.NewCredentials()))
defer testhelper.MustClose(t, praefectCC)
require.NoError(t, err)
client := gitalypb.NewRepositoryServiceClient(praefectCC)
cfg := testcfg.Build(t)
repo, _ := gittest.CreateRepository(t, ctx, cfg, gittest.CreateRepositoryConfig{
SkipCreationViaService: true,
Seed: gittest.SeedGitLabTest,
})
for i := 0; i < threshold; i++ {
_, err = client.RepositoryExists(ctx, &gitalypb.RepositoryExistsRequest{
Repository: repo,
})
require.NoError(t, err)
_, err = client.WriteRef(ctx, &gitalypb.WriteRefRequest{
Repository: repo,
})
require.NoError(t, err)
}
assert.False(t, errTracker.WriteThresholdReached(nodeName))
assert.False(t, errTracker.ReadThresholdReached(nodeName))
for i := 0; i < threshold; i++ {
_, err = client.RepositoryExists(ctx, &gitalypb.RepositoryExistsRequest{
Repository: nil,
})
require.Error(t, err)
_, err = client.WriteRef(ctx, &gitalypb.WriteRefRequest{
Repository: nil,
})
require.Error(t, err)
}
assert.True(t, errTracker.WriteThresholdReached(nodeName))
assert.True(t, errTracker.ReadThresholdReached(nodeName))
isInErrorWindow = false
for i := 0; i < threshold; i++ {
_, err = client.RepositoryExists(ctx, &gitalypb.RepositoryExistsRequest{
Repository: repo,
})
require.NoError(t, err)
_, err = client.WriteRef(ctx, &gitalypb.WriteRefRequest{
Repository: repo,
})
require.NoError(t, err)
}
assert.False(t, errTracker.WriteThresholdReached(nodeName))
assert.False(t, errTracker.ReadThresholdReached(nodeName))
}
|
