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package transaction_test
import (
"context"
"errors"
"testing"
"github.com/stretchr/testify/require"
"gitlab.com/gitlab-org/gitaly/v16/internal/backchannel"
"gitlab.com/gitlab-org/gitaly/v16/internal/gitaly/client"
"gitlab.com/gitlab-org/gitaly/v16/internal/gitaly/config"
"gitlab.com/gitlab-org/gitaly/v16/internal/gitaly/service"
"gitlab.com/gitlab-org/gitaly/v16/internal/gitaly/transaction"
"gitlab.com/gitlab-org/gitaly/v16/internal/testhelper"
"gitlab.com/gitlab-org/gitaly/v16/internal/testhelper/testcfg"
"gitlab.com/gitlab-org/gitaly/v16/internal/testhelper/testserver"
"gitlab.com/gitlab-org/gitaly/v16/internal/transaction/txinfo"
"gitlab.com/gitlab-org/gitaly/v16/internal/transaction/voting"
"gitlab.com/gitlab-org/gitaly/v16/proto/go/gitalypb"
"google.golang.org/grpc"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
)
type testTransactionServer struct {
gitalypb.UnimplementedRefTransactionServer
vote func(*gitalypb.VoteTransactionRequest) (*gitalypb.VoteTransactionResponse, error)
stop func(*gitalypb.StopTransactionRequest) (*gitalypb.StopTransactionResponse, error)
}
func (s *testTransactionServer) VoteTransaction(ctx context.Context, in *gitalypb.VoteTransactionRequest) (*gitalypb.VoteTransactionResponse, error) {
if s.vote != nil {
return s.vote(in)
}
return nil, nil
}
func (s *testTransactionServer) StopTransaction(ctx context.Context, in *gitalypb.StopTransactionRequest) (*gitalypb.StopTransactionResponse, error) {
if s.stop != nil {
return s.stop(in)
}
return nil, nil
}
func TestPoolManager_Vote(t *testing.T) {
cfg := testcfg.Build(t)
transactionServer, transactionServerAddr := runTransactionServer(t, cfg)
ctx := testhelper.Context(t)
registry := backchannel.NewRegistry()
backchannelConn, err := client.Dial(ctx, transactionServerAddr, nil, nil)
require.NoError(t, err)
defer backchannelConn.Close()
backchannelID := registry.RegisterBackchannel(backchannelConn)
manager := transaction.NewManager(cfg, registry)
for _, tc := range []struct {
desc string
transaction txinfo.Transaction
vote voting.Vote
phase voting.Phase
voteFn func(*testing.T, *gitalypb.VoteTransactionRequest) (*gitalypb.VoteTransactionResponse, error)
expectedErr error
}{
{
desc: "successful unknown vote",
transaction: txinfo.Transaction{
BackchannelID: backchannelID,
ID: 1,
Node: "node",
},
vote: voting.VoteFromData([]byte("foobar")),
phase: voting.UnknownPhase,
voteFn: func(t *testing.T, request *gitalypb.VoteTransactionRequest) (*gitalypb.VoteTransactionResponse, error) {
require.Equal(t, uint64(1), request.TransactionId)
require.Equal(t, "node", request.Node)
require.Equal(t, request.ReferenceUpdatesHash, voting.VoteFromData([]byte("foobar")).Bytes())
require.Equal(t, gitalypb.VoteTransactionRequest_UNKNOWN_PHASE, request.Phase)
return &gitalypb.VoteTransactionResponse{
State: gitalypb.VoteTransactionResponse_COMMIT,
}, nil
},
},
{
desc: "successful prepared vote",
transaction: txinfo.Transaction{
BackchannelID: backchannelID,
ID: 1,
Node: "node",
},
vote: voting.VoteFromData([]byte("foobar")),
phase: voting.Prepared,
voteFn: func(t *testing.T, request *gitalypb.VoteTransactionRequest) (*gitalypb.VoteTransactionResponse, error) {
require.Equal(t, uint64(1), request.TransactionId)
require.Equal(t, "node", request.Node)
require.Equal(t, request.ReferenceUpdatesHash, voting.VoteFromData([]byte("foobar")).Bytes())
require.Equal(t, gitalypb.VoteTransactionRequest_PREPARED_PHASE, request.Phase)
return &gitalypb.VoteTransactionResponse{
State: gitalypb.VoteTransactionResponse_COMMIT,
}, nil
},
},
{
desc: "successful committed vote",
transaction: txinfo.Transaction{
BackchannelID: backchannelID,
ID: 1,
Node: "node",
},
vote: voting.VoteFromData([]byte("foobar")),
phase: voting.Committed,
voteFn: func(t *testing.T, request *gitalypb.VoteTransactionRequest) (*gitalypb.VoteTransactionResponse, error) {
require.Equal(t, uint64(1), request.TransactionId)
require.Equal(t, "node", request.Node)
require.Equal(t, request.ReferenceUpdatesHash, voting.VoteFromData([]byte("foobar")).Bytes())
require.Equal(t, gitalypb.VoteTransactionRequest_COMMITTED_PHASE, request.Phase)
return &gitalypb.VoteTransactionResponse{
State: gitalypb.VoteTransactionResponse_COMMIT,
}, nil
},
},
{
desc: "aborted vote",
transaction: txinfo.Transaction{
BackchannelID: backchannelID,
},
voteFn: func(t *testing.T, request *gitalypb.VoteTransactionRequest) (*gitalypb.VoteTransactionResponse, error) {
return &gitalypb.VoteTransactionResponse{
State: gitalypb.VoteTransactionResponse_ABORT,
}, nil
},
expectedErr: errors.New("transaction was aborted"),
},
{
desc: "stopped vote",
transaction: txinfo.Transaction{
BackchannelID: backchannelID,
},
voteFn: func(t *testing.T, request *gitalypb.VoteTransactionRequest) (*gitalypb.VoteTransactionResponse, error) {
return &gitalypb.VoteTransactionResponse{
State: gitalypb.VoteTransactionResponse_STOP,
}, nil
},
expectedErr: errors.New("transaction was stopped"),
},
{
desc: "erroneous vote",
transaction: txinfo.Transaction{
BackchannelID: backchannelID,
},
voteFn: func(t *testing.T, request *gitalypb.VoteTransactionRequest) (*gitalypb.VoteTransactionResponse, error) {
return nil, status.Error(codes.Internal, "foobar")
},
expectedErr: status.Error(codes.Internal, "foobar"),
},
} {
t.Run(tc.desc, func(t *testing.T) {
transactionServer.vote = func(request *gitalypb.VoteTransactionRequest) (*gitalypb.VoteTransactionResponse, error) {
return tc.voteFn(t, request)
}
err := manager.Vote(ctx, tc.transaction, tc.vote, tc.phase)
testhelper.RequireGrpcError(t, tc.expectedErr, err)
})
}
}
func TestPoolManager_Stop(t *testing.T) {
cfg := testcfg.Build(t)
transactionServer, transactionServerAddr := runTransactionServer(t, cfg)
ctx := testhelper.Context(t)
registry := backchannel.NewRegistry()
backchannelConn, err := client.Dial(ctx, transactionServerAddr, nil, nil)
require.NoError(t, err)
defer backchannelConn.Close()
backchannelID := registry.RegisterBackchannel(backchannelConn)
manager := transaction.NewManager(cfg, registry)
for _, tc := range []struct {
desc string
transaction txinfo.Transaction
stopFn func(*testing.T, *gitalypb.StopTransactionRequest) (*gitalypb.StopTransactionResponse, error)
expectedErr error
}{
{
desc: "successful stop",
transaction: txinfo.Transaction{
BackchannelID: backchannelID,
ID: 1,
Node: "node",
},
stopFn: func(t *testing.T, request *gitalypb.StopTransactionRequest) (*gitalypb.StopTransactionResponse, error) {
require.Equal(t, uint64(1), request.TransactionId)
return &gitalypb.StopTransactionResponse{}, nil
},
},
{
desc: "erroneous stop",
transaction: txinfo.Transaction{
BackchannelID: backchannelID,
},
stopFn: func(t *testing.T, request *gitalypb.StopTransactionRequest) (*gitalypb.StopTransactionResponse, error) {
return nil, status.Error(codes.Internal, "foobar")
},
expectedErr: status.Error(codes.Internal, "foobar"),
},
} {
t.Run(tc.desc, func(t *testing.T) {
transactionServer.stop = func(request *gitalypb.StopTransactionRequest) (*gitalypb.StopTransactionResponse, error) {
return tc.stopFn(t, request)
}
err := manager.Stop(ctx, tc.transaction)
testhelper.RequireGrpcError(t, tc.expectedErr, err)
})
}
}
func runTransactionServer(t *testing.T, cfg config.Cfg) (*testTransactionServer, string) {
transactionServer := &testTransactionServer{}
cfg.ListenAddr = "localhost:0" // pushes gRPC to listen on the TCP address
addr := testserver.RunGitalyServer(t, cfg, func(srv *grpc.Server, deps *service.Dependencies) {
gitalypb.RegisterRefTransactionServer(srv, transactionServer)
}, testserver.WithDisablePraefect())
return transactionServer, addr
}
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