Add bundle download for repository (go-gitea#14538)

* Add bundle download

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Fix fmt

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Fix build tags

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Download specific commit

Signed-off-by: jolheiser <john.olheiser@gmail.com>

build.go

@@ -2,7 +2,8 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
-//+build vendor
+//go:build vendor
+// +build vendor
 
 package main
 

build/generate-bindata.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build ignore
 // +build ignore
 
 package main

build/generate-emoji.go

@@ -3,6 +3,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build ignore
 // +build ignore
 
 package main

build/generate-gitignores.go

@@ -1,3 +1,4 @@
+//go:build ignore
 // +build ignore
 
 package main

build/generate-licenses.go

@@ -1,3 +1,4 @@
+//go:build ignore
 // +build ignore
 
 package main

build/gocovmerge.go

@@ -6,6 +6,7 @@
 // gocovmerge takes the results from multiple `go test -coverprofile` runs and
 // merges them into one profile
 
+//go:build ignore
 // +build ignore
 
 package main

cmd/embedded.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build bindata
 // +build bindata
 
 package cmd

cmd/embedded_stub.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build !bindata
 // +build !bindata
 
 package cmd

modules/auth/pam/pam.go

@@ -1,9 +1,10 @@
-// +build pam
-
 // Copyright 2014 The Gogs Authors. All rights reserved.
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build pam
+// +build pam
+
 package pam
 
 import (

modules/auth/pam/pam_stub.go

@@ -1,9 +1,10 @@
-// +build !pam
-
 // Copyright 2014 The Gogs Authors. All rights reserved.
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build !pam
+// +build !pam
+
 package pam
 
 import (

modules/auth/pam/pam_test.go

@@ -1,3 +1,4 @@
+//go:build pam
 // +build pam
 
 // Copyright 2021 The Gitea Authors. All rights reserved.

modules/git/blob_gogit.go

@@ -3,6 +3,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build gogit
 // +build gogit
 
 package git

modules/git/blob_nogogit.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build !gogit
 // +build !gogit
 
 package git

modules/git/command_test.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build race
 // +build race
 
 package git

modules/git/commit_convert_gogit.go

@@ -3,6 +3,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build gogit
 // +build gogit
 
 package git

modules/git/commit_info_gogit.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build gogit
 // +build gogit
 
 package git

modules/git/commit_info_nogogit.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build !gogit
 // +build !gogit
 
 package git

modules/git/last_commit_cache_gogit.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build gogit
 // +build gogit
 
 package git

modules/git/last_commit_cache_nogogit.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build !gogit
 // +build !gogit
 
 package git

modules/git/notes_gogit.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build gogit
 // +build gogit
 
 package git

modules/git/notes_nogogit.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build !gogit
 // +build !gogit
 
 package git

modules/git/parse_gogit.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build gogit
 // +build gogit
 
 package git

modules/git/parse_gogit_test.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build gogit
 // +build gogit
 
 package git

modules/git/parse_nogogit.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build !gogit
 // +build !gogit
 
 package git

modules/git/parse_nogogit_test.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build !gogit
 // +build !gogit
 
 package git

modules/git/pipeline/lfs.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build gogit
 // +build gogit
 
 package pipeline

modules/git/pipeline/lfs_nogogit.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build !gogit
 // +build !gogit
 
 package pipeline

modules/git/repo.go

@@ -13,6 +13,7 @@ import (
 	"net/url"
 	"os"
 	"path"
+	"path/filepath"
 	"strconv"
 	"strings"
 	"time"
@@ -415,3 +416,33 @@ func GetDivergingCommits(repoPath string, baseBranch string, targetBranch string
 
 	return DivergeObject{ahead, behind}, nil
 }
+
+// CreateBundle create bundle content to the target path
+func (repo *Repository) CreateBundle(ctx context.Context, commit string, out io.Writer) error {
+	tmp, err := os.MkdirTemp(os.TempDir(), "gitea-bundle")
+	if err != nil {
+		return err
+	}
+	defer os.RemoveAll(tmp)
+
+	tmpFile := filepath.Join(tmp, "bundle")
+	args := []string{
+		"bundle",
+		"create",
+		tmpFile,
+		commit,
+	}
+	_, err = NewCommandContext(ctx, args...).RunInDir(repo.Path)
+	if err != nil {
+		return err
+	}
+
+	fi, err := os.Open(tmpFile)
+	if err != nil {
+		return err
+	}
+	defer fi.Close()
+
+	_, err = io.Copy(out, fi)
+	return err
+}

modules/git/repo_archive.go

@@ -21,6 +21,8 @@ const (
 	ZIP ArchiveType = iota + 1
 	// TARGZ tar gz archive type
 	TARGZ
+	// BUNDLE bundle archive type
+	BUNDLE
 )
 
 // String converts an ArchiveType to string
@@ -30,6 +32,8 @@ func (a ArchiveType) String() string {
 		return "zip"
 	case TARGZ:
 		return "tar.gz"
+	case BUNDLE:
+		return "bundle"
 	}
 	return "unknown"
 }

modules/git/repo_base_gogit.go

@@ -3,6 +3,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build gogit
 // +build gogit
 
 package git

modules/git/repo_base_nogogit.go

@@ -3,6 +3,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build !gogit
 // +build !gogit
 
 package git

modules/git/repo_blob_gogit.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build gogit
 // +build gogit
 
 package git

modules/git/repo_blob_nogogit.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build !gogit
 // +build !gogit
 
 package git

modules/git/repo_branch_gogit.go

@@ -3,6 +3,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build gogit
 // +build gogit
 
 package git

modules/git/repo_branch_nogogit.go

@@ -3,6 +3,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build !gogit
 // +build !gogit
 
 package git

modules/git/repo_commit_gogit.go

@@ -3,6 +3,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build gogit
 // +build gogit
 
 package git

modules/git/repo_commit_nogogit.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build !gogit
 // +build !gogit
 
 package git

modules/git/repo_commitgraph_gogit.go

@@ -3,6 +3,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build gogit
 // +build gogit
 
 package git

modules/git/repo_language_stats_gogit.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build gogit
 // +build gogit
 
 package git

modules/git/repo_language_stats_nogogit.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build !gogit
 // +build !gogit
 
 package git

modules/git/repo_ref_gogit.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build gogit
 // +build gogit
 
 package git

modules/git/repo_ref_nogogit.go

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build !gogit
 // +build !gogit
 
 package git

modules/git/repo_tag_gogit.go

@@ -3,6 +3,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build gogit
 // +build gogit
 
 package git

modules/git/repo_tag_nogogit.go

@@ -3,6 +3,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
+//go:build !gogit
 // +build !gogit
 
 package git