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- // Copyright 2017 The Gitea Authors. All rights reserved.
- // Use of this source code is governed by a MIT-style
- // license that can be found in the LICENSE file.
-
- package lfs
-
- import (
- "encoding/json"
- "strconv"
- "strings"
-
- "code.gitea.io/gitea/models"
- "code.gitea.io/gitea/modules/context"
- "code.gitea.io/gitea/modules/log"
- "code.gitea.io/gitea/modules/setting"
- api "code.gitea.io/gitea/modules/structs"
- )
-
- //checkIsValidRequest check if it a valid request in case of bad request it write the response to ctx.
- func checkIsValidRequest(ctx *context.Context) bool {
- if !setting.LFS.StartServer {
- log.Debug("Attempt to access LFS server but LFS server is disabled")
- writeStatus(ctx, 404)
- return false
- }
- if !MetaMatcher(ctx.Req) {
- log.Info("Attempt access LOCKs without accepting the correct media type: %s", metaMediaType)
- writeStatus(ctx, 400)
- return false
- }
- if !ctx.IsSigned {
- user, _, _, err := parseToken(ctx.Req.Header.Get("Authorization"))
- if err != nil {
- ctx.Resp.Header().Set("WWW-Authenticate", "Basic realm=gitea-lfs")
- writeStatus(ctx, 401)
- return false
- }
- ctx.User = user
- }
- return true
- }
-
- func handleLockListOut(ctx *context.Context, repo *models.Repository, lock *models.LFSLock, err error) {
- if err != nil {
- if models.IsErrLFSLockNotExist(err) {
- ctx.JSON(200, api.LFSLockList{
- Locks: []*api.LFSLock{},
- })
- return
- }
- ctx.JSON(500, api.LFSLockError{
- Message: "unable to list locks : Internal Server Error",
- })
- return
- }
- if repo.ID != lock.RepoID {
- ctx.JSON(200, api.LFSLockList{
- Locks: []*api.LFSLock{},
- })
- return
- }
- ctx.JSON(200, api.LFSLockList{
- Locks: []*api.LFSLock{lock.APIFormat()},
- })
- }
-
- // GetListLockHandler list locks
- func GetListLockHandler(ctx *context.Context) {
- if !checkIsValidRequest(ctx) {
- // Status is written in checkIsValidRequest
- return
- }
- ctx.Resp.Header().Set("Content-Type", metaMediaType)
-
- rv := unpack(ctx)
-
- repository, err := models.GetRepositoryByOwnerAndName(rv.User, rv.Repo)
- if err != nil {
- log.Debug("Could not find repository: %s/%s - %s", rv.User, rv.Repo, err)
- writeStatus(ctx, 404)
- return
- }
- repository.MustOwner()
-
- authenticated := authenticate(ctx, repository, rv.Authorization, false)
- if !authenticated {
- ctx.Resp.Header().Set("WWW-Authenticate", "Basic realm=gitea-lfs")
- ctx.JSON(401, api.LFSLockError{
- Message: "You must have pull access to list locks",
- })
- return
- }
-
- cursor := ctx.QueryInt("cursor")
- if cursor < 0 {
- cursor = 0
- }
- limit := ctx.QueryInt("limit")
- if limit > setting.LFS.LocksPagingNum && setting.LFS.LocksPagingNum > 0 {
- limit = setting.LFS.LocksPagingNum
- } else if limit < 0 {
- limit = 0
- }
- id := ctx.Query("id")
- if id != "" { //Case where we request a specific id
- v, err := strconv.ParseInt(id, 10, 64)
- if err != nil {
- ctx.JSON(400, api.LFSLockError{
- Message: "bad request : " + err.Error(),
- })
- return
- }
- lock, err := models.GetLFSLockByID(v)
- if err != nil && !models.IsErrLFSLockNotExist(err) {
- log.Error("Unable to get lock with ID[%s]: Error: %v", v, err)
- }
- handleLockListOut(ctx, repository, lock, err)
- return
- }
-
- path := ctx.Query("path")
- if path != "" { //Case where we request a specific id
- lock, err := models.GetLFSLock(repository, path)
- if err != nil && !models.IsErrLFSLockNotExist(err) {
- log.Error("Unable to get lock for repository %-v with path %s: Error: %v", repository, path, err)
- }
- handleLockListOut(ctx, repository, lock, err)
- return
- }
-
- //If no query params path or id
- lockList, err := models.GetLFSLockByRepoID(repository.ID, cursor, limit)
- if err != nil {
- log.Error("Unable to list locks for repository ID[%d]: Error: %v", repository.ID, err)
- ctx.JSON(500, api.LFSLockError{
- Message: "unable to list locks : Internal Server Error",
- })
- return
- }
- lockListAPI := make([]*api.LFSLock, len(lockList))
- next := ""
- for i, l := range lockList {
- lockListAPI[i] = l.APIFormat()
- }
- if limit > 0 && len(lockList) == limit {
- next = strconv.Itoa(cursor + 1)
- }
- ctx.JSON(200, api.LFSLockList{
- Locks: lockListAPI,
- Next: next,
- })
- }
-
- // PostLockHandler create lock
- func PostLockHandler(ctx *context.Context) {
- if !checkIsValidRequest(ctx) {
- // Status is written in checkIsValidRequest
- return
- }
- ctx.Resp.Header().Set("Content-Type", metaMediaType)
-
- userName := ctx.Params("username")
- repoName := strings.TrimSuffix(ctx.Params("reponame"), ".git")
- authorization := ctx.Req.Header.Get("Authorization")
-
- repository, err := models.GetRepositoryByOwnerAndName(userName, repoName)
- if err != nil {
- log.Error("Unable to get repository: %s/%s Error: %v", userName, repoName, err)
- writeStatus(ctx, 404)
- return
- }
- repository.MustOwner()
-
- authenticated := authenticate(ctx, repository, authorization, true)
- if !authenticated {
- ctx.Resp.Header().Set("WWW-Authenticate", "Basic realm=gitea-lfs")
- ctx.JSON(401, api.LFSLockError{
- Message: "You must have push access to create locks",
- })
- return
- }
-
- var req api.LFSLockRequest
- bodyReader := ctx.Req.Body().ReadCloser()
- defer bodyReader.Close()
- dec := json.NewDecoder(bodyReader)
- if err := dec.Decode(&req); err != nil {
- log.Warn("Failed to decode lock request as json. Error: %v", err)
- writeStatus(ctx, 400)
- return
- }
-
- lock, err := models.CreateLFSLock(&models.LFSLock{
- Repo: repository,
- Path: req.Path,
- Owner: ctx.User,
- })
- if err != nil {
- if models.IsErrLFSLockAlreadyExist(err) {
- ctx.JSON(409, api.LFSLockError{
- Lock: lock.APIFormat(),
- Message: "already created lock",
- })
- return
- }
- if models.IsErrLFSUnauthorizedAction(err) {
- ctx.Resp.Header().Set("WWW-Authenticate", "Basic realm=gitea-lfs")
- ctx.JSON(401, api.LFSLockError{
- Message: "You must have push access to create locks : " + err.Error(),
- })
- return
- }
- log.Error("Unable to CreateLFSLock in repository %-v at %s for user %-v: Error: %v", repository, req.Path, ctx.User, err)
- ctx.JSON(500, api.LFSLockError{
- Message: "internal server error : Internal Server Error",
- })
- return
- }
- ctx.JSON(201, api.LFSLockResponse{Lock: lock.APIFormat()})
- }
-
- // VerifyLockHandler list locks for verification
- func VerifyLockHandler(ctx *context.Context) {
- if !checkIsValidRequest(ctx) {
- // Status is written in checkIsValidRequest
- return
- }
- ctx.Resp.Header().Set("Content-Type", metaMediaType)
-
- userName := ctx.Params("username")
- repoName := strings.TrimSuffix(ctx.Params("reponame"), ".git")
- authorization := ctx.Req.Header.Get("Authorization")
-
- repository, err := models.GetRepositoryByOwnerAndName(userName, repoName)
- if err != nil {
- log.Error("Unable to get repository: %s/%s Error: %v", userName, repoName, err)
- writeStatus(ctx, 404)
- return
- }
- repository.MustOwner()
-
- authenticated := authenticate(ctx, repository, authorization, true)
- if !authenticated {
- ctx.Resp.Header().Set("WWW-Authenticate", "Basic realm=gitea-lfs")
- ctx.JSON(401, api.LFSLockError{
- Message: "You must have push access to verify locks",
- })
- return
- }
-
- cursor := ctx.QueryInt("cursor")
- if cursor < 0 {
- cursor = 0
- }
- limit := ctx.QueryInt("limit")
- if limit > setting.LFS.LocksPagingNum && setting.LFS.LocksPagingNum > 0 {
- limit = setting.LFS.LocksPagingNum
- } else if limit < 0 {
- limit = 0
- }
- lockList, err := models.GetLFSLockByRepoID(repository.ID, cursor, limit)
- if err != nil {
- log.Error("Unable to list locks for repository ID[%d]: Error: %v", repository.ID, err)
- ctx.JSON(500, api.LFSLockError{
- Message: "unable to list locks : Internal Server Error",
- })
- return
- }
- next := ""
- if limit > 0 && len(lockList) == limit {
- next = strconv.Itoa(cursor + 1)
- }
- lockOursListAPI := make([]*api.LFSLock, 0, len(lockList))
- lockTheirsListAPI := make([]*api.LFSLock, 0, len(lockList))
- for _, l := range lockList {
- if l.Owner.ID == ctx.User.ID {
- lockOursListAPI = append(lockOursListAPI, l.APIFormat())
- } else {
- lockTheirsListAPI = append(lockTheirsListAPI, l.APIFormat())
- }
- }
- ctx.JSON(200, api.LFSLockListVerify{
- Ours: lockOursListAPI,
- Theirs: lockTheirsListAPI,
- Next: next,
- })
- }
-
- // UnLockHandler delete locks
- func UnLockHandler(ctx *context.Context) {
- if !checkIsValidRequest(ctx) {
- // Status is written in checkIsValidRequest
- return
- }
- ctx.Resp.Header().Set("Content-Type", metaMediaType)
-
- userName := ctx.Params("username")
- repoName := strings.TrimSuffix(ctx.Params("reponame"), ".git")
- authorization := ctx.Req.Header.Get("Authorization")
-
- repository, err := models.GetRepositoryByOwnerAndName(userName, repoName)
- if err != nil {
- log.Error("Unable to get repository: %s/%s Error: %v", userName, repoName, err)
- writeStatus(ctx, 404)
- return
- }
- repository.MustOwner()
-
- authenticated := authenticate(ctx, repository, authorization, true)
- if !authenticated {
- ctx.Resp.Header().Set("WWW-Authenticate", "Basic realm=gitea-lfs")
- ctx.JSON(401, api.LFSLockError{
- Message: "You must have push access to delete locks",
- })
- return
- }
-
- var req api.LFSLockDeleteRequest
- bodyReader := ctx.Req.Body().ReadCloser()
- defer bodyReader.Close()
- dec := json.NewDecoder(bodyReader)
- if err := dec.Decode(&req); err != nil {
- log.Warn("Failed to decode lock request as json. Error: %v", err)
- writeStatus(ctx, 400)
- return
- }
-
- lock, err := models.DeleteLFSLockByID(ctx.ParamsInt64("lid"), ctx.User, req.Force)
- if err != nil {
- if models.IsErrLFSUnauthorizedAction(err) {
- ctx.Resp.Header().Set("WWW-Authenticate", "Basic realm=gitea-lfs")
- ctx.JSON(401, api.LFSLockError{
- Message: "You must have push access to delete locks : " + err.Error(),
- })
- return
- }
- log.Error("Unable to DeleteLFSLockByID[%d] by user %-v with force %t: Error: %v", ctx.ParamsInt64("lid"), ctx.User, req.Force, err)
- ctx.JSON(500, api.LFSLockError{
- Message: "unable to delete lock : Internal Server Error",
- })
- return
- }
- ctx.JSON(200, api.LFSLockResponse{Lock: lock.APIFormat()})
- }
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