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package smarthttp
import (
"context"
"fmt"
"io"
"github.com/grpc-ecosystem/go-grpc-middleware/logging/logrus/ctxlogrus"
log "github.com/sirupsen/logrus"
"gitlab.com/gitlab-org/gitaly/v14/internal/git"
"gitlab.com/gitlab-org/gitaly/v14/internal/git/pktline"
"gitlab.com/gitlab-org/gitaly/v14/proto/go/gitalypb"
"gitlab.com/gitlab-org/gitaly/v14/streamio"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
)
const (
uploadPackSvc = "upload-pack"
receivePackSvc = "receive-pack"
)
func (s *server) InfoRefsUploadPack(in *gitalypb.InfoRefsRequest, stream gitalypb.SmartHTTPService_InfoRefsUploadPackServer) error {
repoPath, err := s.locator.GetRepoPath(in.GetRepository())
if err != nil {
return err
}
w := streamio.NewWriter(func(p []byte) error {
return stream.Send(&gitalypb.InfoRefsResponse{Data: p})
})
return s.infoRefCache.tryCache(stream.Context(), in, w, func(w io.Writer) error {
return s.handleInfoRefs(stream.Context(), uploadPackSvc, repoPath, in, w)
})
}
func (s *server) InfoRefsReceivePack(in *gitalypb.InfoRefsRequest, stream gitalypb.SmartHTTPService_InfoRefsReceivePackServer) error {
repoPath, err := s.locator.GetRepoPath(in.GetRepository())
if err != nil {
return err
}
w := streamio.NewWriter(func(p []byte) error {
return stream.Send(&gitalypb.InfoRefsResponse{Data: p})
})
return s.handleInfoRefs(stream.Context(), receivePackSvc, repoPath, in, w)
}
func (s *server) handleInfoRefs(ctx context.Context, service, repoPath string, req *gitalypb.InfoRefsRequest, w io.Writer) error {
ctxlogrus.Extract(ctx).WithFields(log.Fields{
"service": service,
}).Debug("handleInfoRefs")
cmdOpts := []git.CmdOpt{git.WithGitProtocol(req)}
if service == "receive-pack" {
cmdOpts = append(cmdOpts, git.WithRefTxHook(req.Repository))
}
config, err := git.ConvertConfigOptions(req.GitConfigOptions)
if err != nil {
return err
}
cmdOpts = append(cmdOpts, git.WithConfig(config...))
cmd, err := s.gitCmdFactory.NewWithoutRepo(ctx, git.SubCmd{
Name: service,
Flags: []git.Option{git.Flag{Name: "--stateless-rpc"}, git.Flag{Name: "--advertise-refs"}},
Args: []string{repoPath},
}, cmdOpts...)
if err != nil {
if _, ok := status.FromError(err); ok {
return err
}
return status.Errorf(codes.Internal, "GetInfoRefs: cmd: %v", err)
}
if _, err := pktline.WriteString(w, fmt.Sprintf("# service=git-%s\n", service)); err != nil {
return status.Errorf(codes.Internal, "GetInfoRefs: pktLine: %v", err)
}
if err := pktline.WriteFlush(w); err != nil {
return status.Errorf(codes.Internal, "GetInfoRefs: pktFlush: %v", err)
}
if _, err := io.Copy(w, cmd); err != nil {
return status.Errorf(codes.Internal, "GetInfoRefs: %v", err)
}
if err := cmd.Wait(); err != nil {
return status.Errorf(codes.Internal, "GetInfoRefs: %v", err)
}
return nil
}
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