mirror of
https://github.com/go-gitea/gitea.git
synced 2024-12-05 17:13:51 +08:00
7adc4717ec
From testing, I found that issue posters and users with repository write access are able to edit attachment names in a way that circumvents the instance-level file extension restrictions using the edit attachment APIs. This snapshot adds checks for these endpoints.
403 lines
11 KiB
Go
403 lines
11 KiB
Go
// Copyright 2018 The Gitea Authors. All rights reserved.
|
|
// SPDX-License-Identifier: MIT
|
|
|
|
package repo
|
|
|
|
import (
|
|
"io"
|
|
"net/http"
|
|
"strings"
|
|
|
|
repo_model "code.gitea.io/gitea/models/repo"
|
|
"code.gitea.io/gitea/modules/log"
|
|
"code.gitea.io/gitea/modules/setting"
|
|
api "code.gitea.io/gitea/modules/structs"
|
|
"code.gitea.io/gitea/modules/web"
|
|
attachment_service "code.gitea.io/gitea/services/attachment"
|
|
"code.gitea.io/gitea/services/context"
|
|
"code.gitea.io/gitea/services/context/upload"
|
|
"code.gitea.io/gitea/services/convert"
|
|
)
|
|
|
|
func checkReleaseMatchRepo(ctx *context.APIContext, releaseID int64) bool {
|
|
release, err := repo_model.GetReleaseByID(ctx, releaseID)
|
|
if err != nil {
|
|
if repo_model.IsErrReleaseNotExist(err) {
|
|
ctx.NotFound()
|
|
return false
|
|
}
|
|
ctx.Error(http.StatusInternalServerError, "GetReleaseByID", err)
|
|
return false
|
|
}
|
|
if release.RepoID != ctx.Repo.Repository.ID {
|
|
ctx.NotFound()
|
|
return false
|
|
}
|
|
return true
|
|
}
|
|
|
|
// GetReleaseAttachment gets a single attachment of the release
|
|
func GetReleaseAttachment(ctx *context.APIContext) {
|
|
// swagger:operation GET /repos/{owner}/{repo}/releases/{id}/assets/{attachment_id} repository repoGetReleaseAttachment
|
|
// ---
|
|
// summary: Get a release attachment
|
|
// produces:
|
|
// - application/json
|
|
// parameters:
|
|
// - name: owner
|
|
// in: path
|
|
// description: owner of the repo
|
|
// type: string
|
|
// required: true
|
|
// - name: repo
|
|
// in: path
|
|
// description: name of the repo
|
|
// type: string
|
|
// required: true
|
|
// - name: id
|
|
// in: path
|
|
// description: id of the release
|
|
// type: integer
|
|
// format: int64
|
|
// required: true
|
|
// - name: attachment_id
|
|
// in: path
|
|
// description: id of the attachment to get
|
|
// type: integer
|
|
// format: int64
|
|
// required: true
|
|
// responses:
|
|
// "200":
|
|
// "$ref": "#/responses/Attachment"
|
|
// "404":
|
|
// "$ref": "#/responses/notFound"
|
|
|
|
releaseID := ctx.PathParamInt64(":id")
|
|
if !checkReleaseMatchRepo(ctx, releaseID) {
|
|
return
|
|
}
|
|
|
|
attachID := ctx.PathParamInt64(":attachment_id")
|
|
attach, err := repo_model.GetAttachmentByID(ctx, attachID)
|
|
if err != nil {
|
|
if repo_model.IsErrAttachmentNotExist(err) {
|
|
ctx.NotFound()
|
|
return
|
|
}
|
|
ctx.Error(http.StatusInternalServerError, "GetAttachmentByID", err)
|
|
return
|
|
}
|
|
if attach.ReleaseID != releaseID {
|
|
log.Info("User requested attachment is not in release, release_id %v, attachment_id: %v", releaseID, attachID)
|
|
ctx.NotFound()
|
|
return
|
|
}
|
|
// FIXME Should prove the existence of the given repo, but results in unnecessary database requests
|
|
ctx.JSON(http.StatusOK, convert.ToAPIAttachment(ctx.Repo.Repository, attach))
|
|
}
|
|
|
|
// ListReleaseAttachments lists all attachments of the release
|
|
func ListReleaseAttachments(ctx *context.APIContext) {
|
|
// swagger:operation GET /repos/{owner}/{repo}/releases/{id}/assets repository repoListReleaseAttachments
|
|
// ---
|
|
// summary: List release's attachments
|
|
// produces:
|
|
// - application/json
|
|
// parameters:
|
|
// - name: owner
|
|
// in: path
|
|
// description: owner of the repo
|
|
// type: string
|
|
// required: true
|
|
// - name: repo
|
|
// in: path
|
|
// description: name of the repo
|
|
// type: string
|
|
// required: true
|
|
// - name: id
|
|
// in: path
|
|
// description: id of the release
|
|
// type: integer
|
|
// format: int64
|
|
// required: true
|
|
// responses:
|
|
// "200":
|
|
// "$ref": "#/responses/AttachmentList"
|
|
// "404":
|
|
// "$ref": "#/responses/notFound"
|
|
|
|
releaseID := ctx.PathParamInt64(":id")
|
|
release, err := repo_model.GetReleaseByID(ctx, releaseID)
|
|
if err != nil {
|
|
if repo_model.IsErrReleaseNotExist(err) {
|
|
ctx.NotFound()
|
|
return
|
|
}
|
|
ctx.Error(http.StatusInternalServerError, "GetReleaseByID", err)
|
|
return
|
|
}
|
|
if release.RepoID != ctx.Repo.Repository.ID {
|
|
ctx.NotFound()
|
|
return
|
|
}
|
|
if err := release.LoadAttributes(ctx); err != nil {
|
|
ctx.Error(http.StatusInternalServerError, "LoadAttributes", err)
|
|
return
|
|
}
|
|
ctx.JSON(http.StatusOK, convert.ToAPIRelease(ctx, ctx.Repo.Repository, release).Attachments)
|
|
}
|
|
|
|
// CreateReleaseAttachment creates an attachment and saves the given file
|
|
func CreateReleaseAttachment(ctx *context.APIContext) {
|
|
// swagger:operation POST /repos/{owner}/{repo}/releases/{id}/assets repository repoCreateReleaseAttachment
|
|
// ---
|
|
// summary: Create a release attachment
|
|
// produces:
|
|
// - application/json
|
|
// consumes:
|
|
// - multipart/form-data
|
|
// - application/octet-stream
|
|
// parameters:
|
|
// - name: owner
|
|
// in: path
|
|
// description: owner of the repo
|
|
// type: string
|
|
// required: true
|
|
// - name: repo
|
|
// in: path
|
|
// description: name of the repo
|
|
// type: string
|
|
// required: true
|
|
// - name: id
|
|
// in: path
|
|
// description: id of the release
|
|
// type: integer
|
|
// format: int64
|
|
// required: true
|
|
// - name: name
|
|
// in: query
|
|
// description: name of the attachment
|
|
// type: string
|
|
// required: false
|
|
// - name: attachment
|
|
// in: formData
|
|
// description: attachment to upload
|
|
// type: file
|
|
// required: false
|
|
// responses:
|
|
// "201":
|
|
// "$ref": "#/responses/Attachment"
|
|
// "400":
|
|
// "$ref": "#/responses/error"
|
|
// "404":
|
|
// "$ref": "#/responses/notFound"
|
|
|
|
// Check if attachments are enabled
|
|
if !setting.Attachment.Enabled {
|
|
ctx.NotFound("Attachment is not enabled")
|
|
return
|
|
}
|
|
|
|
// Check if release exists an load release
|
|
releaseID := ctx.PathParamInt64(":id")
|
|
if !checkReleaseMatchRepo(ctx, releaseID) {
|
|
return
|
|
}
|
|
|
|
// Get uploaded file from request
|
|
var content io.ReadCloser
|
|
var filename string
|
|
var size int64 = -1
|
|
|
|
if strings.HasPrefix(strings.ToLower(ctx.Req.Header.Get("Content-Type")), "multipart/form-data") {
|
|
file, header, err := ctx.Req.FormFile("attachment")
|
|
if err != nil {
|
|
ctx.Error(http.StatusInternalServerError, "GetFile", err)
|
|
return
|
|
}
|
|
defer file.Close()
|
|
|
|
content = file
|
|
size = header.Size
|
|
filename = header.Filename
|
|
if name := ctx.FormString("name"); name != "" {
|
|
filename = name
|
|
}
|
|
} else {
|
|
content = ctx.Req.Body
|
|
filename = ctx.FormString("name")
|
|
}
|
|
|
|
if filename == "" {
|
|
ctx.Error(http.StatusBadRequest, "CreateReleaseAttachment", "Could not determine name of attachment.")
|
|
return
|
|
}
|
|
|
|
// Create a new attachment and save the file
|
|
attach, err := attachment_service.UploadAttachment(ctx, content, setting.Repository.Release.AllowedTypes, size, &repo_model.Attachment{
|
|
Name: filename,
|
|
UploaderID: ctx.Doer.ID,
|
|
RepoID: ctx.Repo.Repository.ID,
|
|
ReleaseID: releaseID,
|
|
})
|
|
if err != nil {
|
|
if upload.IsErrFileTypeForbidden(err) {
|
|
ctx.Error(http.StatusBadRequest, "DetectContentType", err)
|
|
return
|
|
}
|
|
ctx.Error(http.StatusInternalServerError, "NewAttachment", err)
|
|
return
|
|
}
|
|
|
|
ctx.JSON(http.StatusCreated, convert.ToAPIAttachment(ctx.Repo.Repository, attach))
|
|
}
|
|
|
|
// EditReleaseAttachment updates the given attachment
|
|
func EditReleaseAttachment(ctx *context.APIContext) {
|
|
// swagger:operation PATCH /repos/{owner}/{repo}/releases/{id}/assets/{attachment_id} repository repoEditReleaseAttachment
|
|
// ---
|
|
// summary: Edit a release attachment
|
|
// produces:
|
|
// - application/json
|
|
// consumes:
|
|
// - application/json
|
|
// parameters:
|
|
// - name: owner
|
|
// in: path
|
|
// description: owner of the repo
|
|
// type: string
|
|
// required: true
|
|
// - name: repo
|
|
// in: path
|
|
// description: name of the repo
|
|
// type: string
|
|
// required: true
|
|
// - name: id
|
|
// in: path
|
|
// description: id of the release
|
|
// type: integer
|
|
// format: int64
|
|
// required: true
|
|
// - name: attachment_id
|
|
// in: path
|
|
// description: id of the attachment to edit
|
|
// type: integer
|
|
// format: int64
|
|
// required: true
|
|
// - name: body
|
|
// in: body
|
|
// schema:
|
|
// "$ref": "#/definitions/EditAttachmentOptions"
|
|
// responses:
|
|
// "201":
|
|
// "$ref": "#/responses/Attachment"
|
|
// "422":
|
|
// "$ref": "#/responses/validationError"
|
|
// "404":
|
|
// "$ref": "#/responses/notFound"
|
|
|
|
form := web.GetForm(ctx).(*api.EditAttachmentOptions)
|
|
|
|
// Check if release exists an load release
|
|
releaseID := ctx.PathParamInt64(":id")
|
|
if !checkReleaseMatchRepo(ctx, releaseID) {
|
|
return
|
|
}
|
|
|
|
attachID := ctx.PathParamInt64(":attachment_id")
|
|
attach, err := repo_model.GetAttachmentByID(ctx, attachID)
|
|
if err != nil {
|
|
if repo_model.IsErrAttachmentNotExist(err) {
|
|
ctx.NotFound()
|
|
return
|
|
}
|
|
ctx.Error(http.StatusInternalServerError, "GetAttachmentByID", err)
|
|
return
|
|
}
|
|
if attach.ReleaseID != releaseID {
|
|
log.Info("User requested attachment is not in release, release_id %v, attachment_id: %v", releaseID, attachID)
|
|
ctx.NotFound()
|
|
return
|
|
}
|
|
// FIXME Should prove the existence of the given repo, but results in unnecessary database requests
|
|
if form.Name != "" {
|
|
attach.Name = form.Name
|
|
}
|
|
|
|
if err := attachment_service.UpdateAttachment(ctx, setting.Repository.Release.AllowedTypes, attach); err != nil {
|
|
if upload.IsErrFileTypeForbidden(err) {
|
|
ctx.Error(http.StatusUnprocessableEntity, "", err)
|
|
return
|
|
}
|
|
ctx.Error(http.StatusInternalServerError, "UpdateAttachment", attach)
|
|
return
|
|
}
|
|
ctx.JSON(http.StatusCreated, convert.ToAPIAttachment(ctx.Repo.Repository, attach))
|
|
}
|
|
|
|
// DeleteReleaseAttachment delete a given attachment
|
|
func DeleteReleaseAttachment(ctx *context.APIContext) {
|
|
// swagger:operation DELETE /repos/{owner}/{repo}/releases/{id}/assets/{attachment_id} repository repoDeleteReleaseAttachment
|
|
// ---
|
|
// summary: Delete a release attachment
|
|
// produces:
|
|
// - application/json
|
|
// parameters:
|
|
// - name: owner
|
|
// in: path
|
|
// description: owner of the repo
|
|
// type: string
|
|
// required: true
|
|
// - name: repo
|
|
// in: path
|
|
// description: name of the repo
|
|
// type: string
|
|
// required: true
|
|
// - name: id
|
|
// in: path
|
|
// description: id of the release
|
|
// type: integer
|
|
// format: int64
|
|
// required: true
|
|
// - name: attachment_id
|
|
// in: path
|
|
// description: id of the attachment to delete
|
|
// type: integer
|
|
// format: int64
|
|
// required: true
|
|
// responses:
|
|
// "204":
|
|
// "$ref": "#/responses/empty"
|
|
// "404":
|
|
// "$ref": "#/responses/notFound"
|
|
|
|
// Check if release exists an load release
|
|
releaseID := ctx.PathParamInt64(":id")
|
|
if !checkReleaseMatchRepo(ctx, releaseID) {
|
|
return
|
|
}
|
|
|
|
attachID := ctx.PathParamInt64(":attachment_id")
|
|
attach, err := repo_model.GetAttachmentByID(ctx, attachID)
|
|
if err != nil {
|
|
if repo_model.IsErrAttachmentNotExist(err) {
|
|
ctx.NotFound()
|
|
return
|
|
}
|
|
ctx.Error(http.StatusInternalServerError, "GetAttachmentByID", err)
|
|
return
|
|
}
|
|
if attach.ReleaseID != releaseID {
|
|
log.Info("User requested attachment is not in release, release_id %v, attachment_id: %v", releaseID, attachID)
|
|
ctx.NotFound()
|
|
return
|
|
}
|
|
// FIXME Should prove the existence of the given repo, but results in unnecessary database requests
|
|
|
|
if err := repo_model.DeleteAttachment(ctx, attach, true); err != nil {
|
|
ctx.Error(http.StatusInternalServerError, "DeleteAttachment", err)
|
|
return
|
|
}
|
|
ctx.Status(http.StatusNoContent)
|
|
}
|