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Fix Git LFS object/repo link storage in database and small refactoring (#2803)

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This commit is contained in:
Lauris BH 2017-10-30 14:11:56 +02:00 committed by Lunny Xiao
parent 513375c429
commit 82fc50f4ee
2 changed files with 44 additions and 65 deletions
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9
models/lfs.go
View File

@ -70,12 +70,12 @@ func NewLFSMetaObject(m *LFSMetaObject) (*LFSMetaObject, error) {
// GetLFSMetaObjectByOid selects a LFSMetaObject entry from database by its OID.
// It may return ErrLFSObjectNotExist or a database error. If the error is nil,
// the returned pointer is a valid LFSMetaObject.
func GetLFSMetaObjectByOid(oid string) (*LFSMetaObject, error) {
func (repo *Repository) GetLFSMetaObjectByOid(oid string) (*LFSMetaObject, error) {
if len(oid) == 0 {
return nil, ErrLFSObjectNotExist
}
m := &LFSMetaObject{Oid: oid}
m := &LFSMetaObject{Oid: oid, RepositoryID: repo.ID}
has, err := x.Get(m)
if err != nil {
return nil, err
@ -87,7 +87,7 @@ func GetLFSMetaObjectByOid(oid string) (*LFSMetaObject, error) {
// RemoveLFSMetaObjectByOid removes a LFSMetaObject entry from database by its OID.
// It may return ErrLFSObjectNotExist or a database error.
func RemoveLFSMetaObjectByOid(oid string) error {
func (repo *Repository) RemoveLFSMetaObjectByOid(oid string) error {
if len(oid) == 0 {
return ErrLFSObjectNotExist
}
@ -98,8 +98,7 @@ func RemoveLFSMetaObjectByOid(oid string) error {
return err
}
m := &LFSMetaObject{Oid: oid}
m := &LFSMetaObject{Oid: oid, RepositoryID: repo.ID}
if _, err := sess.Delete(m); err != nil {
return err
}

100
modules/lfs/server.go
View File

@ -86,11 +86,11 @@ func ObjectOidHandler(ctx *context.Context) {
if ctx.Req.Method == "GET" || ctx.Req.Method == "HEAD" {
if MetaMatcher(ctx.Req) {
GetMetaHandler(ctx)
getMetaHandler(ctx)
return
}
if ContentMatcher(ctx.Req) || len(ctx.Params("filename")) > 0 {
GetContentHandler(ctx)
getContentHandler(ctx)
return
}
} else if ctx.Req.Method == "PUT" && ContentMatcher(ctx.Req) {
@ -100,26 +100,35 @@ func ObjectOidHandler(ctx *context.Context) {
}
// GetContentHandler gets the content from the content store
func GetContentHandler(ctx *context.Context) {
func getAuthenticatedRepoAndMeta(ctx *context.Context, rv *RequestVars, requireWrite bool) (*models.LFSMetaObject, *models.Repository) {
repositoryString := rv.User + "/" + rv.Repo
repository, err := models.GetRepositoryByRef(repositoryString)
if err != nil {
log.Debug("Could not find repository: %s - %s", repositoryString, err)
writeStatus(ctx, 404)
return nil, nil
}
if !authenticate(ctx, repository, rv.Authorization, requireWrite) {
requireAuth(ctx)
return nil, nil
}
meta, err := repository.GetLFSMetaObjectByOid(rv.Oid)
if err != nil {
writeStatus(ctx, 404)
return nil, nil
}
return meta, repository
}
// getContentHandler gets the content from the content store
func getContentHandler(ctx *context.Context) {
rv := unpack(ctx)
meta, err := models.GetLFSMetaObjectByOid(rv.Oid)
if err != nil {
writeStatus(ctx, 404)
return
}
repository, err := models.GetRepositoryByID(meta.RepositoryID)
if err != nil {
writeStatus(ctx, 404)
return
}
if !authenticate(ctx, repository, rv.Authorization, false) {
requireAuth(ctx)
meta, _ := getAuthenticatedRepoAndMeta(ctx, rv, false)
if meta == nil {
return
}
@ -160,26 +169,12 @@ func GetContentHandler(ctx *context.Context) {
logRequest(ctx.Req, statusCode)
}
// GetMetaHandler retrieves metadata about the object
func GetMetaHandler(ctx *context.Context) {
// getMetaHandler retrieves metadata about the object
func getMetaHandler(ctx *context.Context) {
rv := unpack(ctx)
meta, err := models.GetLFSMetaObjectByOid(rv.Oid)
if err != nil {
writeStatus(ctx, 404)
return
}
repository, err := models.GetRepositoryByID(meta.RepositoryID)
if err != nil {
writeStatus(ctx, 404)
return
}
if !authenticate(ctx, repository, rv.Authorization, false) {
requireAuth(ctx)
meta, _ := getAuthenticatedRepoAndMeta(ctx, rv, false)
if meta == nil {
return
}
@ -210,7 +205,6 @@ func PostHandler(ctx *context.Context) {
repositoryString := rv.User + "/" + rv.Repo
repository, err := models.GetRepositoryByRef(repositoryString)
if err != nil {
log.Debug("Could not find repository: %s - %s", repositoryString, err)
writeStatus(ctx, 404)
@ -222,7 +216,6 @@ func PostHandler(ctx *context.Context) {
}
meta, err := models.NewLFSMetaObject(&models.LFSMetaObject{Oid: rv.Oid, Size: rv.Size, RepositoryID: repository.ID})
if err != nil {
writeStatus(ctx, 404)
return
@ -281,9 +274,9 @@ func BatchHandler(ctx *context.Context) {
return
}
meta, err := models.GetLFSMetaObjectByOid(object.Oid)
contentStore := &ContentStore{BasePath: setting.LFS.ContentPath}
meta, err := repository.GetLFSMetaObjectByOid(object.Oid)
if err == nil && contentStore.Exists(meta) { // Object is found and exists
responseObjects = append(responseObjects, Represent(object, meta, true, false))
continue
@ -291,9 +284,8 @@ func BatchHandler(ctx *context.Context) {
// Object is not found
meta, err = models.NewLFSMetaObject(&models.LFSMetaObject{Oid: object.Oid, Size: object.Size, RepositoryID: repository.ID})
if err == nil {
responseObjects = append(responseObjects, Represent(object, meta, meta.Existing, true))
responseObjects = append(responseObjects, Represent(object, meta, meta.Existing, !contentStore.Exists(meta)))
}
}
@ -310,30 +302,18 @@ func BatchHandler(ctx *context.Context) {
func PutHandler(ctx *context.Context) {
rv := unpack(ctx)
meta, err := models.GetLFSMetaObjectByOid(rv.Oid)
if err != nil {
writeStatus(ctx, 404)
return
}
repository, err := models.GetRepositoryByID(meta.RepositoryID)
if err != nil {
writeStatus(ctx, 404)
return
}
if !authenticate(ctx, repository, rv.Authorization, true) {
requireAuth(ctx)
meta, repository := getAuthenticatedRepoAndMeta(ctx, rv, true)
if meta == nil {
return
}
contentStore := &ContentStore{BasePath: setting.LFS.ContentPath}
if err := contentStore.Put(meta, ctx.Req.Body().ReadCloser()); err != nil {
models.RemoveLFSMetaObjectByOid(rv.Oid)
ctx.Resp.WriteHeader(500)
fmt.Fprintf(ctx.Resp, `{"message":"%s"}`, err)
if err = repository.RemoveLFSMetaObjectByOid(rv.Oid); err != nil {
log.Error(4, "RemoveLFSMetaObjectByOid: %v", err)
}
return
}