Upgrade go git

go.mod

@@ -45,7 +45,7 @@ require (
 	github.com/go-enry/go-enry/v2 v2.8.6
 	github.com/go-fed/httpsig v1.1.1-0.20201223112313-55836744818e
 	github.com/go-git/go-billy/v5 v5.5.0
-	github.com/go-git/go-git/v5 v5.9.0
+	github.com/go-git/go-git/v5 v5.11.0
 	github.com/go-ldap/ldap/v3 v3.4.6
 	github.com/go-sql-driver/mysql v1.7.1
 	github.com/go-swagger/go-swagger v0.30.5
@@ -138,7 +138,6 @@ require (
 	github.com/Microsoft/go-winio v0.6.1 // indirect
 	github.com/ProtonMail/go-crypto v0.0.0-20230923063757-afb1ddc0824c // indirect
 	github.com/RoaringBitmap/roaring v1.7.0 // indirect
-	github.com/acomagu/bufpipe v1.0.4 // indirect
 	github.com/andybalholm/brotli v1.0.6 // indirect
 	github.com/andybalholm/cascadia v1.3.2 // indirect
 	github.com/anmitsu/go-shlex v0.0.0-20200514113438-38f4b401e2be // indirect

go.sum

@@ -104,8 +104,6 @@ github.com/RoaringBitmap/roaring v0.4.23/go.mod h1:D0gp8kJQgE1A4LQ5wFLggQEyvDi06
 github.com/RoaringBitmap/roaring v0.7.1/go.mod h1:jdT9ykXwHFNdJbEtxePexlFYH9LXucApeS0/+/g+p1I=
 github.com/RoaringBitmap/roaring v1.7.0 h1:OZF303tJCER1Tj3x+aArx/S5X7hrT186ri6JjrGvG68=
 github.com/RoaringBitmap/roaring v1.7.0/go.mod h1:6AXUsoIEzDTFFQCe1RbGA6uFONMhvejWj5rqITANK90=
-github.com/acomagu/bufpipe v1.0.4 h1:e3H4WUzM3npvo5uv95QuJM3cQspFNtFBzvJ2oNjKIDQ=
-github.com/acomagu/bufpipe v1.0.4/go.mod h1:mxdxdup/WdsKVreO5GpW4+M/1CE2sMG4jeGJ2sYmHc4=
 github.com/alecthomas/assert/v2 v2.2.1 h1:XivOgYcduV98QCahG8T5XTezV5bylXe+lBxLG2K2ink=
 github.com/alecthomas/assert/v2 v2.2.1/go.mod h1:pXcQ2Asjp247dahGEmsZ6ru0UVwnkhktn7S0bBDLxvQ=
 github.com/alecthomas/chroma/v2 v2.2.0/go.mod h1:vf4zrexSH54oEjJ7EdB65tGNHmH3pGZmVkgTP5RHvAs=
@@ -342,10 +340,10 @@ github.com/go-git/gcfg v1.5.1-0.20230307220236-3a3c6141e376 h1:+zs/tPmkDkHx3U66D
 github.com/go-git/gcfg v1.5.1-0.20230307220236-3a3c6141e376/go.mod h1:an3vInlBmSxCcxctByoQdvwPiA7DTK7jaaFDBTtu0ic=
 github.com/go-git/go-billy/v5 v5.5.0 h1:yEY4yhzCDuMGSv83oGxiBotRzhwhNr8VZyphhiu+mTU=
 github.com/go-git/go-billy/v5 v5.5.0/go.mod h1:hmexnoNsr2SJU1Ju67OaNz5ASJY3+sHgFRpCtpDCKow=
-github.com/go-git/go-git-fixtures/v4 v4.3.2-0.20230305113008-0c11038e723f h1:Pz0DHeFij3XFhoBRGUDPzSJ+w2UcK5/0JvF8DRI58r8=
-github.com/go-git/go-git-fixtures/v4 v4.3.2-0.20230305113008-0c11038e723f/go.mod h1:8LHG1a3SRW71ettAD/jW13h8c6AqjVSeL11RAdgaqpo=
-github.com/go-git/go-git/v5 v5.9.0 h1:cD9SFA7sHVRdJ7AYck1ZaAa/yeuBvGPxwXDL8cxrObY=
-github.com/go-git/go-git/v5 v5.9.0/go.mod h1:RKIqga24sWdMGZF+1Ekv9kylsDz6LzdTSI2s/OsZWE0=
+github.com/go-git/go-git-fixtures/v4 v4.3.2-0.20231010084843-55a94097c399 h1:eMje31YglSBqCdIqdhKBW8lokaMrL3uTkpGYlE2OOT4=
+github.com/go-git/go-git-fixtures/v4 v4.3.2-0.20231010084843-55a94097c399/go.mod h1:1OCfN199q1Jm3HZlxleg+Dw/mwps2Wbk9frAWm+4FII=
+github.com/go-git/go-git/v5 v5.11.0 h1:XIZc1p+8YzypNr34itUfSvYJcv+eYdTnTvOZ2vD3cA4=
+github.com/go-git/go-git/v5 v5.11.0/go.mod h1:6GFcX2P3NM7FPBfpePbpLd21XxsgdAt+lKqXmCUiUCY=
 github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU=
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20191125211704-12ad95a8df72/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20200222043503-6f7a984d4dc4/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
@@ -637,8 +635,6 @@ github.com/markbates/going v1.0.3 h1:mY45T5TvW+Xz5A6jY7lf4+NLg9D8+iuStIHyR7M8qsE
 github.com/markbates/going v1.0.3/go.mod h1:fQiT6v6yQar9UD6bd/D4Z5Afbk9J6BBVBtLiyY4gp2o=
 github.com/markbates/goth v1.78.0 h1:7VEIFDycJp9deyVv3YraGBPdD0ZYQW93Y3Aw1eVP3BY=
 github.com/markbates/goth v1.78.0/go.mod h1:X6xdNgpapSENS0O35iTBBcMHoJDQDfI9bJl+APCkYMc=
-github.com/matryer/is v1.2.0 h1:92UTHpy8CDwaJ08GqLDzhhuixiBUUD1p3AU6PHddz4A=
-github.com/matryer/is v1.2.0/go.mod h1:2fLPjFQM9rhQ15aVEtbuwhJinnOqrmgXPNdZsdwlWXA=
 github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
 github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
 github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=

modules/git/repo_base_gogit.go

@@ -7,9 +7,13 @@
 package git
 
 import (
+	"bufio"
+	"bytes"
 	"context"
 	"errors"
+	"os"
 	"path/filepath"
+	"strings"
 
 	gitealog "code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/setting"
@@ -41,7 +45,7 @@ func openRepositoryWithDefaultContext(repoPath string) (*Repository, error) {
 	return OpenRepository(DefaultContext, repoPath)
 }
 
-// OpenRepository opens the repository at the given path within the context.Context
+// OpenRepository opens the repository at the given path within the context.Context.
 func OpenRepository(ctx context.Context, repoPath string) (*Repository, error) {
 	repoPath, err := filepath.Abs(repoPath)
 	if err != nil {
@@ -58,7 +62,31 @@ func OpenRepository(ctx context.Context, repoPath string) (*Repository, error) {
 			return nil, err
 		}
 	}
-	storage := filesystem.NewStorageWithOptions(fs, cache.NewObjectLRUDefault(), filesystem.Options{KeepDescriptors: true, LargeObjectThreshold: setting.Git.LargeObjectThreshold})
+	options := filesystem.Options{
+		KeepDescriptors:      true,
+		LargeObjectThreshold: setting.Git.LargeObjectThreshold,
+	}
+
+	// attach possible alternates
+	bs, err := os.ReadFile(filepath.Join(repoPath, "objects", "info", "alternates"))
+	if err != nil {
+		if !errors.Is(err, os.ErrNotExist) {
+			return nil, err
+		}
+	} else {
+		scanner := bufio.NewScanner(bytes.NewReader(bs))
+		for scanner.Scan() {
+			// FIXME: we just use the first alternate because it seems go-git don't support multiple alternates yet
+			altPath := scanner.Text()
+			if strings.HasSuffix(altPath, "objects") {
+				altPath = filepath.Dir(altPath)
+			}
+			options.AlternatesFS = osfs.New(altPath, osfs.WithBoundOS())
+			break
+		}
+	}
+
+	storage := filesystem.NewStorageWithOptions(fs, cache.NewObjectLRUDefault(), options)
 	gogitRepo, err := gogit.Open(storage, fs)
 	if err != nil {
 		return nil, err

modules/git/repo_commitgraph_gogit.go

@@ -12,7 +12,7 @@ import (
 
 	gitealog "code.gitea.io/gitea/modules/log"
 
-	"github.com/go-git/go-git/v5/plumbing/format/commitgraph"
+	commitgraph "github.com/go-git/go-git/v5/plumbing/format/commitgraph/v2"
 	cgobject "github.com/go-git/go-git/v5/plumbing/object/commitgraph"
 )
 
@@ -22,8 +22,7 @@ func (r *Repository) CommitNodeIndex() (cgobject.CommitNodeIndex, *os.File) {
 
 	file, err := os.Open(indexPath)
 	if err == nil {
-		var index commitgraph.Index // TODO: in newer go-git, it might need to use "github.com/go-git/go-git/v5/plumbing/format/commitgraph/v2" package to compile
-		index, err = commitgraph.OpenFileIndex(file)
+		index, err := commitgraph.OpenFileIndex(file)
 		if err == nil {
 			return cgobject.NewGraphCommitNodeIndex(index, r.gogitRepo.Storer), file
 		}