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package commit
import (
"bytes"
"context"
"fmt"
"gitlab.com/gitlab-org/gitaly/v15/structerr"
"io"
"strconv"
"time"
"github.com/grpc-ecosystem/go-grpc-middleware/logging/logrus/ctxlogrus"
"gitlab.com/gitlab-org/gitaly/proto/v15/go/gitalypb"
"gitlab.com/gitlab-org/gitaly/v15/internal/git"
"gitlab.com/gitlab-org/gitaly/v15/internal/gitaly/service"
)
func (s *server) CountCommits(ctx context.Context, in *gitalypb.CountCommitsRequest) (*gitalypb.CountCommitsResponse, error) {
if err := validateCountCommitsRequest(in); err != nil {
return nil, structerr.NewInvalidArgument("%w", err)
}
subCmd := git.Command{Name: "rev-list", Flags: []git.Option{git.Flag{Name: "--count"}}}
if in.GetAll() {
subCmd.Flags = append(subCmd.Flags, git.Flag{Name: "--all"})
} else {
subCmd.Args = []string{string(in.GetRevision())}
}
if before := in.GetBefore(); before != nil {
subCmd.Flags = append(subCmd.Flags, git.Flag{Name: "--before=" + timestampToRFC3339(before.Seconds)})
}
if after := in.GetAfter(); after != nil {
subCmd.Flags = append(subCmd.Flags, git.Flag{Name: "--after=" + timestampToRFC3339(after.Seconds)})
}
if maxCount := in.GetMaxCount(); maxCount != 0 {
subCmd.Flags = append(subCmd.Flags, git.Flag{Name: fmt.Sprintf("--max-count=%d", maxCount)})
}
if in.GetFirstParent() {
subCmd.Flags = append(subCmd.Flags, git.Flag{Name: "--first-parent"})
}
if path := in.GetPath(); path != nil {
subCmd.PostSepArgs = []string{string(path)}
}
opts := git.ConvertGlobalOptions(in.GetGlobalOptions())
cmd, err := s.gitCmdFactory.New(ctx, in.Repository, subCmd, opts...)
if err != nil {
return nil, structerr.NewInternal("cmd: %w", err)
}
var count int64
countStr, readAllErr := io.ReadAll(cmd)
if readAllErr != nil {
ctxlogrus.Extract(ctx).WithError(err).Info("ignoring git rev-list error")
}
if err := cmd.Wait(); err != nil {
ctxlogrus.Extract(ctx).WithError(err).Info("ignoring git rev-list error")
count = 0
} else if readAllErr == nil {
var err error
countStr = bytes.TrimSpace(countStr)
count, err = strconv.ParseInt(string(countStr), 10, 0)
if err != nil {
return nil, structerr.NewInternal("parse count: %w", err)
}
}
return &gitalypb.CountCommitsResponse{Count: int32(count)}, nil
}
func validateCountCommitsRequest(in *gitalypb.CountCommitsRequest) error {
if err := service.ValidateRepository(in.GetRepository()); err != nil {
return err
}
if err := git.ValidateRevisionAllowEmpty(in.Revision); err != nil {
return err
}
if len(in.GetRevision()) == 0 && !in.GetAll() {
return fmt.Errorf("empty Revision and false All")
}
return nil
}
func timestampToRFC3339(ts int64) string {
return time.Unix(ts, 0).Format(time.RFC3339)
}
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