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upload_put.go
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upload_put.go
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// Copyright 2023 sigma
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package upload
import (
"errors"
"fmt"
"net/http"
"path"
"strings"
"time"
"github.com/distribution/reference"
"github.com/labstack/echo/v4"
"github.com/opencontainers/go-digest"
"github.com/rs/zerolog/log"
"gorm.io/gorm"
"github.com/go-sigma/sigma/pkg/consts"
"github.com/go-sigma/sigma/pkg/dal/models"
"github.com/go-sigma/sigma/pkg/storage"
"github.com/go-sigma/sigma/pkg/types/enums"
"github.com/go-sigma/sigma/pkg/utils"
"github.com/go-sigma/sigma/pkg/utils/counter"
"github.com/go-sigma/sigma/pkg/utils/hash"
"github.com/go-sigma/sigma/pkg/utils/imagerefs"
"github.com/go-sigma/sigma/pkg/utils/ptr"
"github.com/go-sigma/sigma/pkg/validators"
"github.com/go-sigma/sigma/pkg/xerrors"
)
// PutUpload handles the put upload request
func (h *handler) PutUpload(c echo.Context) error {
ctx := log.Logger.WithContext(c.Request().Context())
user, needRet, err := utils.GetUserFromCtxForDs(c)
if err != nil {
return err
}
if needRet {
return nil
}
uri := c.Request().URL.Path
c.Response().Header().Set("Location", fmt.Sprintf("%s://%s%s", c.Scheme(), c.Request().Host, uri))
uploadID := strings.TrimPrefix(uri[strings.LastIndex(uri, "/"):], "/")
if strings.Contains(uploadID, "/") {
return xerrors.NewDSError(c, xerrors.DSErrCodeBlobUploadInvalid)
}
repository := strings.TrimPrefix(strings.TrimSuffix(uri[:strings.LastIndex(uri, "/")], "/blobs"), "/v2/")
_, namespace, _, _, err := imagerefs.Parse(repository)
if err != nil {
log.Error().Err(err).Str("Repository", repository).Msg("Repository must container a valid namespace")
return xerrors.NewDSError(c, xerrors.DSErrCodeManifestWithNamespace)
}
namespaceObj, err := h.namespaceServiceFactory.New().GetByName(ctx, namespace)
if err != nil {
log.Error().Err(err).Str("Name", repository).Msg("Get repository by name failed")
return xerrors.NewDSError(c, xerrors.DSErrCodeBlobUnknown)
}
if !(validators.ValidateNamespaceRaw(namespace) && validators.ValidateRepositoryRaw(repository)) {
log.Error().Err(err).Str("Repository", repository).Msg("Repository must container a valid namespace")
return xerrors.NewDSError(c, xerrors.DSErrCodeManifestWithNamespace)
}
authChecked, err := h.authServiceFactory.New().Namespace(ptr.To(user), namespaceObj.ID, enums.AuthManage)
if err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
log.Error().Err(errors.New(utils.UnwrapJoinedErrors(err))).Msg("Resource not found")
return xerrors.GenDSErrCodeResourceNotFound(err)
}
return xerrors.NewDSError(c, xerrors.DSErrCodeUnknown)
}
if !authChecked {
log.Error().Int64("UserID", user.ID).Int64("NamespaceID", namespaceObj.ID).Msg("Auth check failed")
return xerrors.NewDSError(c, xerrors.DSErrCodeDenied)
}
dgest, err := digest.Parse(c.QueryParam("digest"))
if err != nil {
log.Error().Err(err).Str("digest", c.QueryParam("digest")).Msg("Parse digest failed")
return xerrors.NewDSError(c, xerrors.DSErrCodeDigestInvalid)
}
c.Response().Header().Set(consts.ContentDigest, dgest.String())
blobUploadService := h.blobUploadServiceFactory.New()
uploadObj, err := blobUploadService.GetLastPart(ctx, uploadID)
if err != nil {
log.Error().Err(err).Msg("Get blob upload record failed")
return xerrors.NewDSError(c, xerrors.DSErrCodeUnknown)
}
srcPath := fmt.Sprintf("%s/%s", consts.BlobUploads, uploadObj.FileID)
blobService := h.blobServiceFactory.New()
exist, err := blobService.Exists(ctx, dgest.String())
if err != nil && !errors.Is(err, gorm.ErrRecordNotFound) {
log.Error().Err(err).Str("digest", dgest.String()).Msg("Check blob exist failed")
return xerrors.NewDSError(c, xerrors.DSErrCodeUnknown)
}
if exist {
err = storage.Driver.AbortUpload(ctx, srcPath, uploadObj.UploadID)
if err != nil {
log.Error().Err(err).Msg("Abort upload failed")
return xerrors.NewDSError(c, xerrors.DSErrCodeUnknown)
}
return c.NoContent(http.StatusCreated)
}
if !reference.NameRegexp.MatchString(repository) {
log.Error().Str("repository", repository).Msg("Invalid repository name")
return xerrors.NewDSError(c, xerrors.DSErrCodeNameInvalid)
}
etags, err := blobUploadService.TotalEtagsByUploadID(ctx, uploadID)
if err != nil {
log.Error().Err(err).Msg("Get blob upload etags failed")
return xerrors.NewDSError(c, xerrors.DSErrCodeUnknown)
}
sizeBefore, err := blobUploadService.TotalSizeByUploadID(ctx, uploadID)
if err != nil {
log.Error().Err(err).Msg("Get blob upload size failed")
return xerrors.NewDSError(c, xerrors.DSErrCodeUnknown)
}
length, err := utils.GetContentLength(c.Request())
if err != nil {
log.Error().Err(err).Msg("Get content length failed")
return xerrors.NewDSError(c, xerrors.DSErrCodeUnknown)
}
if length != 0 {
counterReader := counter.NewCounter(c.Request().Body)
etag, err := storage.Driver.UploadPart(ctx, srcPath, uploadObj.UploadID, int64(uploadObj.PartNumber+1), counterReader)
if err != nil {
log.Error().Err(err).Msg("Upload part failed")
return xerrors.NewDSError(c, xerrors.DSErrCodeUnknown)
}
size := counterReader.Count()
etags = append(etags, etag)
err = blobUploadService.Create(ctx, &models.BlobUpload{
PartNumber: uploadObj.PartNumber + 1,
UploadID: uploadID,
Etag: strings.Trim(etag, "\""),
Repository: repository,
FileID: uploadObj.FileID,
Size: size,
})
if err != nil {
log.Error().Err(err).Msg("Create blob upload record failed")
return xerrors.NewDSError(c, xerrors.DSErrCodeUnknown)
}
c.Response().Header().Set("Content-Range", fmt.Sprintf("%d-%d", sizeBefore, sizeBefore+size))
}
err = storage.Driver.CommitUpload(ctx, srcPath, uploadID, etags)
if err != nil {
log.Error().Err(err).Str("id", uploadID).Strs("etags", etags).Msg("Commit upload failed")
return xerrors.NewDSError(c, xerrors.DSErrCodeUnknown)
}
srcPathReader, err := storage.Driver.Reader(ctx, srcPath)
if err != nil {
log.Error().Err(err).Str("srcPath", srcPath).Msg("Get blob upload failed")
return xerrors.NewDSError(c, xerrors.DSErrCodeUnknown)
}
srcPathHash, err := hash.Reader(srcPathReader, dgest.Algorithm().String())
if err != nil {
log.Error().Err(err).Str("srcPath", srcPath).Msg("Hash blob upload failed")
return xerrors.NewDSError(c, xerrors.DSErrCodeUnknown)
}
if fmt.Sprintf("%s:%s", dgest.Algorithm().String(), srcPathHash) != dgest.String() {
log.Error().Str("srcPath", srcPath).Str("srcPathHash", fmt.Sprintf("%s:%s", dgest.Algorithm().String(), srcPathHash)).Str("targetHash", dgest.String()).Msg("Hash blob upload mismatch")
return xerrors.NewDSError(c, xerrors.DSErrCodeBlobUploadDigestMismatch)
}
destPath := path.Join(consts.Blobs, utils.GenPathByDigest(dgest))
err = storage.Driver.Move(ctx, srcPath, destPath)
if err != nil {
log.Error().Err(err).Str("path", srcPath).Str("digest", dgest.String()).Str("dest", destPath).Msg("Move blob failed")
return xerrors.NewDSError(c, xerrors.DSErrCodeUnknown)
}
err = storage.Driver.Delete(ctx, srcPath)
if err != nil {
log.Error().Err(err).Msg("Delete blob upload failed")
return xerrors.NewDSError(c, xerrors.DSErrCodeUnknown)
}
err = blobUploadService.DeleteByUploadID(ctx, uploadID)
if err != nil {
log.Error().Err(err).Msg("Delete blob upload record failed")
return xerrors.NewDSError(c, xerrors.DSErrCodeUnknown)
}
contentType := c.Request().Header.Get("Content-Type")
err = blobService.Create(ctx, &models.Blob{
Digest: dgest.String(),
Size: sizeBefore + length,
ContentType: contentType,
PushedAt: time.Now().UnixMilli(),
})
if err != nil {
log.Error().Err(err).Msg("Create blob record failed")
return xerrors.NewDSError(c, xerrors.DSErrCodeUnknown)
}
return c.NoContent(http.StatusCreated)
}