build: Update module github.com/go-git/go-git/v6 to v6.0.0-alpha.2

cmd/gogit-http-server/main.go

@@ -8,7 +8,7 @@ import (
 	"path/filepath"
 
 	"github.com/go-git/go-billy/v6/osfs"
-	githttp "github.com/go-git/go-git/v6/backend/http"
+	"github.com/go-git/go-git/v6/backend"
 	"github.com/go-git/go-git/v6/plumbing/transport"
 	"github.com/spf13/cobra"
 )
@@ -40,7 +40,7 @@ var rootCmd = &cobra.Command{
 
 		logger := log.Default()
 		loader := transport.NewFilesystemLoader(osfs.New(abs, osfs.WithBoundOS()), false)
-		gitmw := githttp.NewBackend(loader)
+		gitmw := backend.New(loader)
 
 		handler := LoggingMiddleware(logger, gitmw)
 

cmd/gogit/clone.go

@@ -2,11 +2,11 @@ package main
 
 import (
 	"fmt"
+	"net/url"
 	"path"
 	"strings"
 
 	"github.com/go-git/go-git/v6"
-	"github.com/go-git/go-git/v6/plumbing/transport"
 	"github.com/spf13/cobra"
 )
 
@@ -41,16 +41,16 @@ var cloneCmd = &cobra.Command{
 			}
 		}
 
-		ep, err := transport.NewEndpoint(args[0])
+		ep, err := url.Parse(args[0])
 		if err != nil {
 			return err
 		}
 
 		opts := git.CloneOptions{
-			URL:   args[0],
-			Depth: cloneDepth,
-			Auth:  defaultAuth(ep),
-			Bare:  cloneBare,
+			URL:           args[0],
+			Depth:         cloneDepth,
+			ClientOptions: defaultClientOptions(ep),
+			Bare:          cloneBare,
 		}
 
 		if cloneTags {

cmd/gogit/daemon.go

@@ -3,13 +3,13 @@ package main
 import (
 	"log"
 	"net"
+	"net/url"
 	"path/filepath"
 	"strconv"
 
 	gitserver "github.com/go-git/cli/server/git"
 	"github.com/go-git/go-billy/v6"
 	"github.com/go-git/go-billy/v6/osfs"
-	gitbackend "github.com/go-git/go-git/v6/backend/git"
 	"github.com/go-git/go-git/v6/plumbing/transport"
 	"github.com/go-git/go-git/v6/storage"
 	"github.com/spf13/cobra"
@@ -40,7 +40,7 @@ var daemonCmd = &cobra.Command{
 
 		loader := NewDirsLoader(dirs, false, daemonExportAll)
 		addr := net.JoinHostPort(daemonListen, strconv.Itoa(daemonPort))
-		be := gitbackend.NewBackend(loader)
+		be := gitserver.NewBackend(loader)
 		srv := &gitserver.Server{
 			Addr:     addr,
 			Handler:  gitserver.LoggingMiddleware(log.Default(), be),
@@ -81,16 +81,16 @@ func NewDirsLoader(dirs []string, strict, exportAll bool) *dirsLoader {
 }
 
 // Load implements transport.Loader.
-func (d *dirsLoader) Load(ep *transport.Endpoint) (storage.Storer, error) {
+func (d *dirsLoader) Load(u *url.URL) (storage.Storer, error) {
 	for i, loader := range d.loaders {
-		storer, err := loader.Load(ep)
+		storer, err := loader.Load(u)
 		if err == nil {
 			if !d.exportAll {
 				// We need to check if git-daemon-export-ok
 				// file exists and if it does not, we skip this
 				// repository.
 				dfs := d.fss[i]
-				okFile := filepath.Join(ep.Path, "git-daemon-export-ok")
+				okFile := filepath.Join(u.Path, "git-daemon-export-ok")
 
 				stat, err := dfs.Lstat(okFile)
 				if err != nil || (stat != nil && !stat.Mode().IsRegular()) {

cmd/gogit/fetch.go

@@ -3,9 +3,9 @@ package main
 import (
 	"errors"
 	"math"
+	"net/url"
 
 	"github.com/go-git/go-git/v6"
-	"github.com/go-git/go-git/v6/plumbing/transport"
 	"github.com/spf13/cobra"
 )
 
@@ -38,7 +38,7 @@ var fetchCmd = &cobra.Command{
 			return err
 		}
 
-		ep, err := transport.NewEndpoint(remote.Config().URLs[0])
+		ep, err := url.Parse(remote.Config().URLs[0])
 		if err != nil {
 			return err
 		}
@@ -48,8 +48,8 @@ var fetchCmd = &cobra.Command{
 		}
 
 		opts := git.FetchOptions{
-			Depth: fetchDepth,
-			Auth:  defaultAuth(ep),
+			Depth:         fetchDepth,
+			ClientOptions: defaultClientOptions(ep),
 		}
 
 		if fetchProgress {

cmd/gogit/main.go

@@ -3,9 +3,11 @@ package main
 import (
 	"errors"
 	"fmt"
+	"net/url"
 	"os"
 	"strconv"
 
+	"github.com/go-git/go-git/v6/plumbing/client"
 	"github.com/go-git/go-git/v6/plumbing/transport"
 	"github.com/go-git/go-git/v6/plumbing/transport/ssh"
 	"github.com/go-git/go-git/v6/utils/trace"
@@ -58,27 +60,31 @@ func main() {
 	}
 }
 
-func defaultAuth(ep *transport.Endpoint) transport.AuthMethod {
-	switch ep.Scheme {
+func defaultClientOptions(u *url.URL) []client.Option {
+	if u == nil {
+		return nil
+	}
+
+	switch u.Scheme {
 	case "file", "git":
 		// Do nothing.
 	case "ssh":
-		if ep.User == nil {
+		if u.User == nil {
 			return nil
 		}
 
-		a, err := ssh.NewSSHAgentAuth(ep.User.Username())
+		a, err := ssh.NewSSHAgentAuth(u.User.Username())
 		if err != nil {
 			return nil
 		}
 
-		switch ep.Host {
+		switch u.Host {
 		case "localhost", "127.0.0.1":
 			// Ignore host key verification for localhost.
 			a.HostKeyCallback = gossh.InsecureIgnoreHostKey()
 		}
 
-		return a
+		return []client.Option{client.WithSSHAuth(a)}
 	case "http", "https":
 	}
 

cmd/gogit/pull.go

@@ -2,9 +2,9 @@ package main
 
 import (
 	"errors"
+	"net/url"
 
 	"github.com/go-git/go-git/v6"
-	"github.com/go-git/go-git/v6/plumbing/transport"
 	"github.com/spf13/cobra"
 )
 
@@ -34,13 +34,13 @@ var pullCmd = &cobra.Command{
 			return err
 		}
 
-		ep, err := transport.NewEndpoint(cfg.Remotes["origin"].URLs[0])
+		ep, err := url.Parse(cfg.Remotes["origin"].URLs[0])
 		if err != nil {
 			return err
 		}
 
 		opts := git.PullOptions{
-			Auth: defaultAuth(ep),
+			ClientOptions: defaultClientOptions(ep),
 		}
 		if pullProgress {
 			opts.Progress = cmd.OutOrStdout()

cmd/gogit/push.go

@@ -3,11 +3,11 @@ package main
 import (
 	"errors"
 	"fmt"
+	"net/url"
 
 	"github.com/go-git/go-git/v6"
 	"github.com/go-git/go-git/v6/config"
 	"github.com/go-git/go-git/v6/plumbing"
-	"github.com/go-git/go-git/v6/plumbing/transport"
 	"github.com/spf13/cobra"
 	"golang.org/x/term"
 )
@@ -43,7 +43,7 @@ var pushCmd = &cobra.Command{
 			return fmt.Errorf("failed to get repository config: %w", err)
 		}
 
-		var ep *transport.Endpoint
+		var ep *url.URL
 
 		remoteName := git.DefaultRemoteName
 
@@ -61,7 +61,7 @@ var pushCmd = &cobra.Command{
 
 			if !isRemote {
 				// Is this a repository URL?
-				ep, err = transport.NewEndpoint(args[0])
+				ep, err = url.Parse(args[0])
 				if err != nil {
 					// We have a remote name
 					remoteName = args[0]
@@ -91,18 +91,18 @@ var pushCmd = &cobra.Command{
 				return errors.New("no remote URLs")
 			}
 
-			ep, err = transport.NewEndpoint(remote.Config().URLs[urln])
+			ep, err = url.Parse(remote.Config().URLs[urln])
 			if err != nil {
 				return err
 			}
 		}
 
 		opts := git.PushOptions{
-			Auth:       defaultAuth(ep),
-			RemoteName: remoteName,
-			RefSpecs:   refspecs,
-			Prune:      pushPrune,
-			Force:      pushForce,
+			ClientOptions: defaultClientOptions(ep),
+			RemoteName:    remoteName,
+			RefSpecs:      refspecs,
+			Prune:         pushPrune,
+			Force:         pushForce,
 		}
 
 		var isatty bool

cmd/gogit/receive-pack.go

@@ -35,7 +35,7 @@ var receivePackCmd = &cobra.Command{
 			r.Storer,
 			os.Stdin,
 			os.Stdout,
-			&transport.ReceivePackOptions{
+			&transport.ReceivePackRequest{
 				GitProtocol:   os.Getenv("GIT_PROTOCOL"),
 				StatelessRPC:  receivePackStatelessRPC,
 				AdvertiseRefs: receivePackAdvertiseRefs,

cmd/gogit/upload-pack.go

@@ -48,7 +48,7 @@ var uploadPackCmd = &cobra.Command{
 			r.Storer,
 			os.Stdin,
 			os.Stdout,
-			&transport.UploadPackOptions{
+			&transport.UploadPackRequest{
 				GitProtocol:   os.Getenv("GIT_PROTOCOL"),
 				StatelessRPC:  uploadPackStatelessRPC,
 				AdvertiseRefs: uploadPackAdvertiseRefs,

go.mod

@@ -7,7 +7,7 @@ toolchain go1.25.4
 require (
 	github.com/go-git/go-billy/v6 v6.0.0-20260410103409-85b6241850b5
 	github.com/go-git/go-git-fixtures/v6 v6.0.0-20260410103352-fe4fd2baf1dc
-	github.com/go-git/go-git/v6 v6.0.0-alpha.1
+	github.com/go-git/go-git/v6 v6.0.0-alpha.2
 	github.com/spf13/cobra v1.10.2
 	golang.org/x/crypto v0.50.0
 	golang.org/x/term v0.42.0
@@ -20,14 +20,13 @@ require (
 	github.com/cyphar/filepath-securejoin v0.6.1 // indirect
 	github.com/emirpasic/gods v1.18.1 // indirect
 	github.com/go-git/gcfg/v2 v2.0.2 // indirect
-	github.com/golang/groupcache v0.0.0-20241129210726-2c02b8208cf8 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/kevinburke/ssh_config v1.6.0 // indirect
 	github.com/klauspost/cpuid/v2 v2.3.0 // indirect
 	github.com/pjbgf/sha1cd v0.5.0 // indirect
 	github.com/sergi/go-diff v1.4.0 // indirect
 	github.com/spf13/pflag v1.0.9 // indirect
-	golang.org/x/net v0.52.0 // indirect
-	golang.org/x/sync v0.19.0 // indirect
+	golang.org/x/net v0.53.0 // indirect
+	golang.org/x/sync v0.20.0 // indirect
 	golang.org/x/sys v0.43.0 // indirect
 )

go.sum

@@ -22,14 +22,10 @@ github.com/go-git/gcfg/v2 v2.0.2 h1:MY5SIIfTGGEMhdA7d7JePuVVxtKL7Hp+ApGDJAJ7dpo=
 github.com/go-git/gcfg/v2 v2.0.2/go.mod h1:/lv2NsxvhepuMrldsFilrgct6pxzpGdSRC13ydTLSLs=
 github.com/go-git/go-billy/v6 v6.0.0-20260410103409-85b6241850b5 h1:r5Y4Hn9QwQj+u6vN0Ib1MipHkanYaG8Zj0kxsnv8Bu4=
 github.com/go-git/go-billy/v6 v6.0.0-20260410103409-85b6241850b5/go.mod h1:CdBVp7CXl9l3sOyNEog46cP1Pvx/hjCe9AD0mtaIUYU=
-github.com/go-git/go-git-fixtures/v5 v5.1.2-0.20260122163445-0622d7459a67 h1:3hutPZF+/FBjR/9MdsLJ7e1mlt9pwHgwxMW7CrbmWII=
-github.com/go-git/go-git-fixtures/v5 v5.1.2-0.20260122163445-0622d7459a67/go.mod h1:xKt0pNHST9tYHvbiLxSY27CQWFwgIxBJuDrOE0JvbZw=
 github.com/go-git/go-git-fixtures/v6 v6.0.0-20260410103352-fe4fd2baf1dc h1:iNssylWjlbkLomzPcgPmvjFbwNd8p9+M6UGcm2ra0zA=
 github.com/go-git/go-git-fixtures/v6 v6.0.0-20260410103352-fe4fd2baf1dc/go.mod h1:1Lr7/vYEYyl6Ir9Ku0tKrCIRreM5zovv0Jdx2MPSM4s=
-github.com/go-git/go-git/v6 v6.0.0-alpha.1 h1:tGohX5luKeO50DZD0/Zqd5dYjJzKtub91S4I+1qFVIs=
-github.com/go-git/go-git/v6 v6.0.0-alpha.1/go.mod h1:qtzfNHlFsnq6vCw54aT4KvFWPK5bsOpTVtFC2sysdB8=
-github.com/golang/groupcache v0.0.0-20241129210726-2c02b8208cf8 h1:f+oWsMOmNPc8JmEHVZIycC7hBoQxHH9pNKQORJNozsQ=
-github.com/golang/groupcache v0.0.0-20241129210726-2c02b8208cf8/go.mod h1:wcDNUvekVysuuOpQKo3191zZyTpiI6se1N1ULghS0sw=
+github.com/go-git/go-git/v6 v6.0.0-alpha.2 h1:T3loNtDuAixNzXtlQxZhnYiYpaQ3CA4vn9RssAniEeI=
+github.com/go-git/go-git/v6 v6.0.0-alpha.2/go.mod h1:oCD3i19CTz7gBpeb11ZZqL91WzqbMq9avn5KpUYy/Ak=
 github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
 github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
 github.com/kevinburke/ssh_config v1.6.0 h1:J1FBfmuVosPHf5GRdltRLhPJtJpTlMdKTBjRgTaQBFY=
@@ -57,10 +53,10 @@ github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD
 go.yaml.in/yaml/v3 v3.0.4/go.mod h1:DhzuOOF2ATzADvBadXxruRBLzYTpT36CKvDb3+aBEFg=
 golang.org/x/crypto v0.50.0 h1:zO47/JPrL6vsNkINmLoo/PH1gcxpls50DNogFvB5ZGI=
 golang.org/x/crypto v0.50.0/go.mod h1:3muZ7vA7PBCE6xgPX7nkzzjiUq87kRItoJQM1Yo8S+Q=
-golang.org/x/net v0.52.0 h1:He/TN1l0e4mmR3QqHMT2Xab3Aj3L9qjbhRm78/6jrW0=
-golang.org/x/net v0.52.0/go.mod h1:R1MAz7uMZxVMualyPXb+VaqGSa3LIaUqk0eEt3w36Sw=
-golang.org/x/sync v0.19.0 h1:vV+1eWNmZ5geRlYjzm2adRgW2/mcpevXNg50YZtPCE4=
-golang.org/x/sync v0.19.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
+golang.org/x/net v0.53.0 h1:d+qAbo5L0orcWAr0a9JweQpjXF19LMXJE8Ey7hwOdUA=
+golang.org/x/net v0.53.0/go.mod h1:JvMuJH7rrdiCfbeHoo3fCQU24Lf5JJwT9W3sJFulfgs=
+golang.org/x/sync v0.20.0 h1:e0PTpb7pjO8GAtTs2dQ6jYa5BWYlMuX047Dco/pItO4=
+golang.org/x/sync v0.20.0/go.mod h1:9xrNwdLfx4jkKbNva9FpL6vEN7evnE43NNNJQ2LF3+0=
 golang.org/x/sys v0.43.0 h1:Rlag2XtaFTxp19wS8MXlJwTvoh8ArU6ezoyFsMyCTNI=
 golang.org/x/sys v0.43.0/go.mod h1:4GL1E5IUh+htKOUEOaiffhrAeqysfVGipDYzABqnCmw=
 golang.org/x/term v0.42.0 h1:UiKe+zDFmJobeJ5ggPwOshJIVt6/Ft0rcfrXZDLWAWY=

server/git/server.go

@@ -12,7 +12,7 @@ import (
 	"sync/atomic"
 	"time"
 
-	gitbackend "github.com/go-git/go-git/v6/backend/git"
+	"github.com/go-git/go-git/v6/backend"
 	"github.com/go-git/go-git/v6/plumbing/format/pktline"
 	"github.com/go-git/go-git/v6/plumbing/protocol/packp"
 	"github.com/go-git/go-git/v6/plumbing/transport"
@@ -26,7 +26,7 @@ const DefaultAddr = ":9418"
 var ErrServerClosed = errors.New("server closed")
 
 // DefaultBackend is the default global Git transport server handler.
-var DefaultBackend = gitbackend.NewBackend(nil)
+var DefaultBackend Handler = NewBackend(nil)
 
 // ServerContextKey is the context key used to store the server in the context.
 var ServerContextKey = &contextKey{"git-server"}
@@ -37,6 +37,12 @@ type Handler interface {
 	ServeTCP(ctx context.Context, c io.ReadWriteCloser, req *packp.GitProtoRequest)
 }
 
+// NewBackend creates a [Handler] backed by the given [transport.Loader].
+// If loader is nil, [transport.DefaultLoader] is used.
+func NewBackend(loader transport.Loader) Handler {
+	return &backendHandler{b: backend.New(loader)}
+}
+
 // HandlerFunc is a function that implements the Handler interface.
 type HandlerFunc func(ctx context.Context, c io.ReadWriteCloser, req *packp.GitProtoRequest)
 
@@ -45,6 +51,19 @@ func (f HandlerFunc) ServeTCP(ctx context.Context, c io.ReadWriteCloser, req *pa
 	f(ctx, c, req)
 }
 
+// backendHandler wraps a [backend.Backend] to implement the [Handler] interface.
+type backendHandler struct {
+	b *backend.Backend
+}
+
+func (bh *backendHandler) ServeTCP(ctx context.Context, c io.ReadWriteCloser, req *packp.GitProtoRequest) {
+	backendReq := backend.RequestFromProto(req)
+	if err := bh.b.Serve(ctx, c, c, backendReq); err != nil {
+		// Best-effort error notification; ignore if the write itself fails.
+		_ = renderError(c, fmt.Errorf("error serving request: %w", err))
+	}
+}
+
 // Server is a TCP server that handles Git protocol requests.
 type Server struct {
 	// Addr is the address to listen on. If empty, it defaults to ":9418".