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-rw-r--r--routers/web/repo/setting/lfs.go562
1 files changed, 562 insertions, 0 deletions
diff --git a/routers/web/repo/setting/lfs.go b/routers/web/repo/setting/lfs.go
new file mode 100644
index 0000000..7e36343
--- /dev/null
+++ b/routers/web/repo/setting/lfs.go
@@ -0,0 +1,562 @@
+// Copyright 2019 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package setting
+
+import (
+ "bytes"
+ "fmt"
+ gotemplate "html/template"
+ "io"
+ "net/http"
+ "net/url"
+ "path"
+ "strconv"
+ "strings"
+
+ git_model "code.gitea.io/gitea/models/git"
+ "code.gitea.io/gitea/modules/base"
+ "code.gitea.io/gitea/modules/charset"
+ "code.gitea.io/gitea/modules/container"
+ "code.gitea.io/gitea/modules/git"
+ "code.gitea.io/gitea/modules/git/pipeline"
+ "code.gitea.io/gitea/modules/lfs"
+ "code.gitea.io/gitea/modules/log"
+ repo_module "code.gitea.io/gitea/modules/repository"
+ "code.gitea.io/gitea/modules/setting"
+ "code.gitea.io/gitea/modules/storage"
+ "code.gitea.io/gitea/modules/typesniffer"
+ "code.gitea.io/gitea/modules/util"
+ "code.gitea.io/gitea/services/context"
+)
+
+const (
+ tplSettingsLFS base.TplName = "repo/settings/lfs"
+ tplSettingsLFSLocks base.TplName = "repo/settings/lfs_locks"
+ tplSettingsLFSFile base.TplName = "repo/settings/lfs_file"
+ tplSettingsLFSFileFind base.TplName = "repo/settings/lfs_file_find"
+ tplSettingsLFSPointers base.TplName = "repo/settings/lfs_pointers"
+)
+
+// LFSFiles shows a repository's LFS files
+func LFSFiles(ctx *context.Context) {
+ if !setting.LFS.StartServer {
+ ctx.NotFound("LFSFiles", nil)
+ return
+ }
+ page := ctx.FormInt("page")
+ if page <= 1 {
+ page = 1
+ }
+ total, err := git_model.CountLFSMetaObjects(ctx, ctx.Repo.Repository.ID)
+ if err != nil {
+ ctx.ServerError("LFSFiles", err)
+ return
+ }
+ ctx.Data["Total"] = total
+
+ pager := context.NewPagination(int(total), setting.UI.ExplorePagingNum, page, 5)
+ ctx.Data["Title"] = ctx.Tr("repo.settings.lfs")
+ ctx.Data["PageIsSettingsLFS"] = true
+ lfsMetaObjects, err := git_model.GetLFSMetaObjects(ctx, ctx.Repo.Repository.ID, pager.Paginater.Current(), setting.UI.ExplorePagingNum)
+ if err != nil {
+ ctx.ServerError("LFSFiles", err)
+ return
+ }
+ ctx.Data["LFSFiles"] = lfsMetaObjects
+ ctx.Data["Page"] = pager
+ ctx.HTML(http.StatusOK, tplSettingsLFS)
+}
+
+// LFSLocks shows a repository's LFS locks
+func LFSLocks(ctx *context.Context) {
+ if !setting.LFS.StartServer {
+ ctx.NotFound("LFSLocks", nil)
+ return
+ }
+ ctx.Data["LFSFilesLink"] = ctx.Repo.RepoLink + "/settings/lfs"
+
+ page := ctx.FormInt("page")
+ if page <= 1 {
+ page = 1
+ }
+ total, err := git_model.CountLFSLockByRepoID(ctx, ctx.Repo.Repository.ID)
+ if err != nil {
+ ctx.ServerError("LFSLocks", err)
+ return
+ }
+ ctx.Data["Total"] = total
+
+ pager := context.NewPagination(int(total), setting.UI.ExplorePagingNum, page, 5)
+ ctx.Data["Title"] = ctx.Tr("repo.settings.lfs_locks")
+ ctx.Data["PageIsSettingsLFS"] = true
+ lfsLocks, err := git_model.GetLFSLockByRepoID(ctx, ctx.Repo.Repository.ID, pager.Paginater.Current(), setting.UI.ExplorePagingNum)
+ if err != nil {
+ ctx.ServerError("LFSLocks", err)
+ return
+ }
+ if err := lfsLocks.LoadAttributes(ctx); err != nil {
+ ctx.ServerError("LFSLocks", err)
+ return
+ }
+
+ ctx.Data["LFSLocks"] = lfsLocks
+
+ if len(lfsLocks) == 0 {
+ ctx.Data["Page"] = pager
+ ctx.HTML(http.StatusOK, tplSettingsLFSLocks)
+ return
+ }
+
+ // Clone base repo.
+ tmpBasePath, err := repo_module.CreateTemporaryPath("locks")
+ if err != nil {
+ log.Error("Failed to create temporary path: %v", err)
+ ctx.ServerError("LFSLocks", err)
+ return
+ }
+ defer func() {
+ if err := repo_module.RemoveTemporaryPath(tmpBasePath); err != nil {
+ log.Error("LFSLocks: RemoveTemporaryPath: %v", err)
+ }
+ }()
+
+ if err := git.Clone(ctx, ctx.Repo.Repository.RepoPath(), tmpBasePath, git.CloneRepoOptions{
+ Bare: true,
+ Shared: true,
+ }); err != nil {
+ log.Error("Failed to clone repository: %s (%v)", ctx.Repo.Repository.FullName(), err)
+ ctx.ServerError("LFSLocks", fmt.Errorf("failed to clone repository: %s (%w)", ctx.Repo.Repository.FullName(), err))
+ return
+ }
+
+ gitRepo, err := git.OpenRepository(ctx, tmpBasePath)
+ if err != nil {
+ log.Error("Unable to open temporary repository: %s (%v)", tmpBasePath, err)
+ ctx.ServerError("LFSLocks", fmt.Errorf("failed to open new temporary repository in: %s %w", tmpBasePath, err))
+ return
+ }
+ defer gitRepo.Close()
+
+ filenames := make([]string, len(lfsLocks))
+
+ for i, lock := range lfsLocks {
+ filenames[i] = lock.Path
+ }
+
+ if err := gitRepo.ReadTreeToIndex(ctx.Repo.Repository.DefaultBranch); err != nil {
+ log.Error("Unable to read the default branch to the index: %s (%v)", ctx.Repo.Repository.DefaultBranch, err)
+ ctx.ServerError("LFSLocks", fmt.Errorf("unable to read the default branch to the index: %s (%w)", ctx.Repo.Repository.DefaultBranch, err))
+ return
+ }
+
+ ctx.Data["Lockables"], err = lockablesGitAttributes(gitRepo, lfsLocks)
+ if err != nil {
+ log.Error("Unable to get lockablesGitAttributes in %s (%v)", tmpBasePath, err)
+ ctx.ServerError("LFSLocks", err)
+ return
+ }
+
+ filelist, err := gitRepo.LsFiles(filenames...)
+ if err != nil {
+ log.Error("Unable to lsfiles in %s (%v)", tmpBasePath, err)
+ ctx.ServerError("LFSLocks", err)
+ return
+ }
+
+ fileset := make(container.Set[string], len(filelist))
+ fileset.AddMultiple(filelist...)
+
+ linkable := make([]bool, len(lfsLocks))
+ for i, lock := range lfsLocks {
+ linkable[i] = fileset.Contains(lock.Path)
+ }
+ ctx.Data["Linkable"] = linkable
+
+ ctx.Data["Page"] = pager
+ ctx.HTML(http.StatusOK, tplSettingsLFSLocks)
+}
+
+func lockablesGitAttributes(gitRepo *git.Repository, lfsLocks []*git_model.LFSLock) ([]bool, error) {
+ checker, err := gitRepo.GitAttributeChecker("", "lockable")
+ if err != nil {
+ return nil, fmt.Errorf("could not GitAttributeChecker: %w", err)
+ }
+ defer checker.Close()
+
+ lockables := make([]bool, len(lfsLocks))
+ for i, lock := range lfsLocks {
+ attrs, err := checker.CheckPath(lock.Path)
+ if err != nil {
+ return nil, fmt.Errorf("could not CheckPath(%s): %w", lock.Path, err)
+ }
+ lockables[i] = attrs["lockable"].Bool().Value()
+ }
+ return lockables, nil
+}
+
+// LFSLockFile locks a file
+func LFSLockFile(ctx *context.Context) {
+ if !setting.LFS.StartServer {
+ ctx.NotFound("LFSLocks", nil)
+ return
+ }
+ originalPath := ctx.FormString("path")
+ lockPath := originalPath
+ if len(lockPath) == 0 {
+ ctx.Flash.Error(ctx.Tr("repo.settings.lfs_invalid_locking_path", originalPath))
+ ctx.Redirect(ctx.Repo.RepoLink + "/settings/lfs/locks")
+ return
+ }
+ if lockPath[len(lockPath)-1] == '/' {
+ ctx.Flash.Error(ctx.Tr("repo.settings.lfs_invalid_lock_directory", originalPath))
+ ctx.Redirect(ctx.Repo.RepoLink + "/settings/lfs/locks")
+ return
+ }
+ lockPath = util.PathJoinRel(lockPath)
+ if len(lockPath) == 0 {
+ ctx.Flash.Error(ctx.Tr("repo.settings.lfs_invalid_locking_path", originalPath))
+ ctx.Redirect(ctx.Repo.RepoLink + "/settings/lfs/locks")
+ return
+ }
+
+ _, err := git_model.CreateLFSLock(ctx, ctx.Repo.Repository, &git_model.LFSLock{
+ Path: lockPath,
+ OwnerID: ctx.Doer.ID,
+ })
+ if err != nil {
+ if git_model.IsErrLFSLockAlreadyExist(err) {
+ ctx.Flash.Error(ctx.Tr("repo.settings.lfs_lock_already_exists", originalPath))
+ ctx.Redirect(ctx.Repo.RepoLink + "/settings/lfs/locks")
+ return
+ }
+ ctx.ServerError("LFSLockFile", err)
+ return
+ }
+ ctx.Redirect(ctx.Repo.RepoLink + "/settings/lfs/locks")
+}
+
+// LFSUnlock forcibly unlocks an LFS lock
+func LFSUnlock(ctx *context.Context) {
+ if !setting.LFS.StartServer {
+ ctx.NotFound("LFSUnlock", nil)
+ return
+ }
+ _, err := git_model.DeleteLFSLockByID(ctx, ctx.ParamsInt64("lid"), ctx.Repo.Repository, ctx.Doer, true)
+ if err != nil {
+ ctx.ServerError("LFSUnlock", err)
+ return
+ }
+ ctx.Redirect(ctx.Repo.RepoLink + "/settings/lfs/locks")
+}
+
+// LFSFileGet serves a single LFS file
+func LFSFileGet(ctx *context.Context) {
+ if !setting.LFS.StartServer {
+ ctx.NotFound("LFSFileGet", nil)
+ return
+ }
+ ctx.Data["LFSFilesLink"] = ctx.Repo.RepoLink + "/settings/lfs"
+ oid := ctx.Params("oid")
+
+ p := lfs.Pointer{Oid: oid}
+ if !p.IsValid() {
+ ctx.NotFound("LFSFileGet", nil)
+ return
+ }
+
+ ctx.Data["Title"] = oid
+ ctx.Data["PageIsSettingsLFS"] = true
+ meta, err := git_model.GetLFSMetaObjectByOid(ctx, ctx.Repo.Repository.ID, oid)
+ if err != nil {
+ if err == git_model.ErrLFSObjectNotExist {
+ ctx.NotFound("LFSFileGet", nil)
+ return
+ }
+ ctx.ServerError("LFSFileGet", err)
+ return
+ }
+ ctx.Data["LFSFile"] = meta
+ dataRc, err := lfs.ReadMetaObject(meta.Pointer)
+ if err != nil {
+ ctx.ServerError("LFSFileGet", err)
+ return
+ }
+ defer dataRc.Close()
+ buf := make([]byte, 1024)
+ n, err := util.ReadAtMost(dataRc, buf)
+ if err != nil {
+ ctx.ServerError("Data", err)
+ return
+ }
+ buf = buf[:n]
+
+ st := typesniffer.DetectContentType(buf)
+ ctx.Data["IsTextFile"] = st.IsText()
+ isRepresentableAsText := st.IsRepresentableAsText()
+
+ fileSize := meta.Size
+ ctx.Data["FileSize"] = meta.Size
+ ctx.Data["RawFileLink"] = fmt.Sprintf("%s%s/%s.git/info/lfs/objects/%s/%s", setting.AppURL, url.PathEscape(ctx.Repo.Repository.OwnerName), url.PathEscape(ctx.Repo.Repository.Name), url.PathEscape(meta.Oid), "direct")
+ switch {
+ case isRepresentableAsText:
+ if st.IsSvgImage() {
+ ctx.Data["IsImageFile"] = true
+ }
+
+ if fileSize >= setting.UI.MaxDisplayFileSize {
+ ctx.Data["IsFileTooLarge"] = true
+ break
+ }
+
+ rd := charset.ToUTF8WithFallbackReader(io.MultiReader(bytes.NewReader(buf), dataRc), charset.ConvertOpts{})
+
+ // Building code view blocks with line number on server side.
+ escapedContent := &bytes.Buffer{}
+ ctx.Data["EscapeStatus"], _ = charset.EscapeControlReader(rd, escapedContent, ctx.Locale, charset.FileviewContext)
+
+ var output bytes.Buffer
+ lines := strings.Split(escapedContent.String(), "\n")
+ // Remove blank line at the end of file
+ if len(lines) > 0 && lines[len(lines)-1] == "" {
+ lines = lines[:len(lines)-1]
+ }
+ for index, line := range lines {
+ line = gotemplate.HTMLEscapeString(line)
+ if index != len(lines)-1 {
+ line += "\n"
+ }
+ output.WriteString(fmt.Sprintf(`<li class="L%d" rel="L%d">%s</li>`, index+1, index+1, line))
+ }
+ ctx.Data["FileContent"] = gotemplate.HTML(output.String())
+
+ output.Reset()
+ for i := 0; i < len(lines); i++ {
+ output.WriteString(fmt.Sprintf(`<span id="L%d">%d</span>`, i+1, i+1))
+ }
+ ctx.Data["LineNums"] = gotemplate.HTML(output.String())
+
+ case st.IsPDF():
+ ctx.Data["IsPDFFile"] = true
+ case st.IsVideo():
+ ctx.Data["IsVideoFile"] = true
+ case st.IsAudio():
+ ctx.Data["IsAudioFile"] = true
+ case st.IsImage() && (setting.UI.SVG.Enabled || !st.IsSvgImage()):
+ ctx.Data["IsImageFile"] = true
+ }
+ ctx.HTML(http.StatusOK, tplSettingsLFSFile)
+}
+
+// LFSDelete disassociates the provided oid from the repository and if the lfs file is no longer associated with any repositories - deletes it
+func LFSDelete(ctx *context.Context) {
+ if !setting.LFS.StartServer {
+ ctx.NotFound("LFSDelete", nil)
+ return
+ }
+ oid := ctx.Params("oid")
+ p := lfs.Pointer{Oid: oid}
+ if !p.IsValid() {
+ ctx.NotFound("LFSDelete", nil)
+ return
+ }
+
+ count, err := git_model.RemoveLFSMetaObjectByOid(ctx, ctx.Repo.Repository.ID, oid)
+ if err != nil {
+ ctx.ServerError("LFSDelete", err)
+ return
+ }
+ // FIXME: Warning: the LFS store is not locked - and can't be locked - there could be a race condition here
+ // Please note a similar condition happens in models/repo.go DeleteRepository
+ if count == 0 {
+ oidPath := path.Join(oid[0:2], oid[2:4], oid[4:])
+ err = storage.LFS.Delete(oidPath)
+ if err != nil {
+ ctx.ServerError("LFSDelete", err)
+ return
+ }
+ }
+ ctx.Redirect(ctx.Repo.RepoLink + "/settings/lfs")
+}
+
+// LFSFileFind guesses a sha for the provided oid (or uses the provided sha) and then finds the commits that contain this sha
+func LFSFileFind(ctx *context.Context) {
+ if !setting.LFS.StartServer {
+ ctx.NotFound("LFSFind", nil)
+ return
+ }
+ oid := ctx.FormString("oid")
+ size := ctx.FormInt64("size")
+ if len(oid) == 0 || size == 0 {
+ ctx.NotFound("LFSFind", nil)
+ return
+ }
+ sha := ctx.FormString("sha")
+ ctx.Data["Title"] = oid
+ ctx.Data["PageIsSettingsLFS"] = true
+ objectFormat := ctx.Repo.GetObjectFormat()
+ var objectID git.ObjectID
+ if len(sha) == 0 {
+ pointer := lfs.Pointer{Oid: oid, Size: size}
+ objectID = git.ComputeBlobHash(objectFormat, []byte(pointer.StringContent()))
+ sha = objectID.String()
+ } else {
+ objectID = git.MustIDFromString(sha)
+ }
+ ctx.Data["LFSFilesLink"] = ctx.Repo.RepoLink + "/settings/lfs"
+ ctx.Data["Oid"] = oid
+ ctx.Data["Size"] = size
+ ctx.Data["SHA"] = sha
+
+ results, err := pipeline.FindLFSFile(ctx.Repo.GitRepo, objectID)
+ if err != nil && err != io.EOF {
+ log.Error("Failure in FindLFSFile: %v", err)
+ ctx.ServerError("LFSFind: FindLFSFile.", err)
+ return
+ }
+
+ ctx.Data["Results"] = results
+ ctx.HTML(http.StatusOK, tplSettingsLFSFileFind)
+}
+
+// LFSPointerFiles will search the repository for pointer files and report which are missing LFS files in the content store
+func LFSPointerFiles(ctx *context.Context) {
+ if !setting.LFS.StartServer {
+ ctx.NotFound("LFSFileGet", nil)
+ return
+ }
+ ctx.Data["PageIsSettingsLFS"] = true
+ ctx.Data["LFSFilesLink"] = ctx.Repo.RepoLink + "/settings/lfs"
+
+ var err error
+ err = func() error {
+ pointerChan := make(chan lfs.PointerBlob)
+ errChan := make(chan error, 1)
+ go lfs.SearchPointerBlobs(ctx, ctx.Repo.GitRepo, pointerChan, errChan)
+
+ numPointers := 0
+ var numAssociated, numNoExist, numAssociatable int
+
+ type pointerResult struct {
+ SHA string
+ Oid string
+ Size int64
+ InRepo bool
+ Exists bool
+ Accessible bool
+ Associatable bool
+ }
+
+ results := []pointerResult{}
+
+ contentStore := lfs.NewContentStore()
+ repo := ctx.Repo.Repository
+
+ for pointerBlob := range pointerChan {
+ numPointers++
+
+ result := pointerResult{
+ SHA: pointerBlob.Hash,
+ Oid: pointerBlob.Oid,
+ Size: pointerBlob.Size,
+ }
+
+ if _, err := git_model.GetLFSMetaObjectByOid(ctx, repo.ID, pointerBlob.Oid); err != nil {
+ if err != git_model.ErrLFSObjectNotExist {
+ return err
+ }
+ } else {
+ result.InRepo = true
+ }
+
+ result.Exists, err = contentStore.Exists(pointerBlob.Pointer)
+ if err != nil {
+ return err
+ }
+
+ if result.Exists {
+ if !result.InRepo {
+ // Can we fix?
+ // OK well that's "simple"
+ // - we need to check whether current user has access to a repo that has access to the file
+ result.Associatable, err = git_model.LFSObjectAccessible(ctx, ctx.Doer, pointerBlob.Oid)
+ if err != nil {
+ return err
+ }
+ if !result.Associatable {
+ associated, err := git_model.ExistsLFSObject(ctx, pointerBlob.Oid)
+ if err != nil {
+ return err
+ }
+ result.Associatable = !associated
+ }
+ }
+ }
+
+ result.Accessible = result.InRepo || result.Associatable
+
+ if result.InRepo {
+ numAssociated++
+ }
+ if !result.Exists {
+ numNoExist++
+ }
+ if result.Associatable {
+ numAssociatable++
+ }
+
+ results = append(results, result)
+ }
+
+ err, has := <-errChan
+ if has {
+ return err
+ }
+
+ ctx.Data["Pointers"] = results
+ ctx.Data["NumPointers"] = numPointers
+ ctx.Data["NumAssociated"] = numAssociated
+ ctx.Data["NumAssociatable"] = numAssociatable
+ ctx.Data["NumNoExist"] = numNoExist
+ ctx.Data["NumNotAssociated"] = numPointers - numAssociated
+
+ return nil
+ }()
+ if err != nil {
+ ctx.ServerError("LFSPointerFiles", err)
+ return
+ }
+
+ ctx.HTML(http.StatusOK, tplSettingsLFSPointers)
+}
+
+// LFSAutoAssociate auto associates accessible lfs files
+func LFSAutoAssociate(ctx *context.Context) {
+ if !setting.LFS.StartServer {
+ ctx.NotFound("LFSAutoAssociate", nil)
+ return
+ }
+ oids := ctx.FormStrings("oid")
+ metas := make([]*git_model.LFSMetaObject, len(oids))
+ for i, oid := range oids {
+ idx := strings.IndexRune(oid, ' ')
+ if idx < 0 || idx+1 > len(oid) {
+ ctx.ServerError("LFSAutoAssociate", fmt.Errorf("illegal oid input: %s", oid))
+ return
+ }
+ var err error
+ metas[i] = &git_model.LFSMetaObject{}
+ metas[i].Size, err = strconv.ParseInt(oid[idx+1:], 10, 64)
+ if err != nil {
+ ctx.ServerError("LFSAutoAssociate", fmt.Errorf("illegal oid input: %s %w", oid, err))
+ return
+ }
+ metas[i].Oid = oid[:idx]
+ // metas[i].RepositoryID = ctx.Repo.Repository.ID
+ }
+ if err := git_model.LFSAutoAssociate(ctx, metas, ctx.Doer, ctx.Repo.Repository.ID); err != nil {
+ ctx.ServerError("LFSAutoAssociate", err)
+ return
+ }
+ ctx.Redirect(ctx.Repo.RepoLink + "/settings/lfs")
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-26 09:49:01 +0100