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gitea/routers/api/packages/container/container.go

800 lines
23 KiB
Go

// Copyright 2021 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package container
import (
"errors"
"fmt"
"io"
"net/http"
"net/url"
"os"
"regexp"
"strconv"
"strings"
auth_model "code.gitea.io/gitea/models/auth"
packages_model "code.gitea.io/gitea/models/packages"
container_model "code.gitea.io/gitea/models/packages/container"
user_model "code.gitea.io/gitea/models/user"
"code.gitea.io/gitea/modules/httplib"
"code.gitea.io/gitea/modules/json"
"code.gitea.io/gitea/modules/log"
packages_module "code.gitea.io/gitea/modules/packages"
container_module "code.gitea.io/gitea/modules/packages/container"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/util"
"code.gitea.io/gitea/routers/api/packages/helper"
auth_service "code.gitea.io/gitea/services/auth"
"code.gitea.io/gitea/services/context"
packages_service "code.gitea.io/gitea/services/packages"
container_service "code.gitea.io/gitea/services/packages/container"
digest "github.com/opencontainers/go-digest"
)
// maximum size of a container manifest
// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#pushing-manifests
const maxManifestSize = 10 * 1024 * 1024
var (
imageNamePattern = regexp.MustCompile(`\A[a-z0-9]+([._-][a-z0-9]+)*(/[a-z0-9]+([._-][a-z0-9]+)*)*\z`)
referencePattern = regexp.MustCompile(`\A[a-zA-Z0-9_][a-zA-Z0-9._-]{0,127}\z`)
)
type containerHeaders struct {
Status int
ContentDigest string
UploadUUID string
Range string
Location string
ContentType string
ContentLength int64
}
// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#legacy-docker-support-http-headers
func setResponseHeaders(resp http.ResponseWriter, h *containerHeaders) {
if h.Location != "" {
resp.Header().Set("Location", h.Location)
}
if h.Range != "" {
resp.Header().Set("Range", h.Range)
}
if h.ContentType != "" {
resp.Header().Set("Content-Type", h.ContentType)
}
if h.ContentLength != 0 {
resp.Header().Set("Content-Length", strconv.FormatInt(h.ContentLength, 10))
}
if h.UploadUUID != "" {
resp.Header().Set("Docker-Upload-Uuid", h.UploadUUID)
}
if h.ContentDigest != "" {
resp.Header().Set("Docker-Content-Digest", h.ContentDigest)
resp.Header().Set("ETag", fmt.Sprintf(`"%s"`, h.ContentDigest))
}
resp.Header().Set("Docker-Distribution-Api-Version", "registry/2.0")
resp.WriteHeader(h.Status)
}
func jsonResponse(ctx *context.Context, status int, obj any) {
setResponseHeaders(ctx.Resp, &containerHeaders{
Status: status,
ContentType: "application/json",
})
if err := json.NewEncoder(ctx.Resp).Encode(obj); err != nil {
log.Error("JSON encode: %v", err)
}
}
func apiError(ctx *context.Context, status int, err error) {
helper.LogAndProcessError(ctx, status, err, func(message string) {
setResponseHeaders(ctx.Resp, &containerHeaders{
Status: status,
})
})
}
// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#error-codes
func apiErrorDefined(ctx *context.Context, err *namedError) {
type ContainerError struct {
Code string `json:"code"`
Message string `json:"message"`
}
type ContainerErrors struct {
Errors []ContainerError `json:"errors"`
}
jsonResponse(ctx, err.StatusCode, ContainerErrors{
Errors: []ContainerError{
{
Code: err.Code,
Message: err.Message,
},
},
})
}
func apiUnauthorizedError(ctx *context.Context) {
// container registry requires that the "/v2" must be in the root, so the sub-path in AppURL should be removed
realmURL := httplib.GuessCurrentHostURL(ctx) + "/v2/token"
ctx.Resp.Header().Add("WWW-Authenticate", `Bearer realm="`+realmURL+`",service="container_registry",scope="*"`)
apiErrorDefined(ctx, errUnauthorized)
}
// ReqContainerAccess is a middleware which checks the current user valid (real user or ghost if anonymous access is enabled)
func ReqContainerAccess(ctx *context.Context) {
if ctx.Doer == nil || (setting.Service.RequireSignInView && ctx.Doer.IsGhost()) {
apiUnauthorizedError(ctx)
}
}
// VerifyImageName is a middleware which checks if the image name is allowed
func VerifyImageName(ctx *context.Context) {
if !imageNamePattern.MatchString(ctx.PathParam("image")) {
apiErrorDefined(ctx, errNameInvalid)
}
}
// DetermineSupport is used to test if the registry supports OCI
// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#determining-support
func DetermineSupport(ctx *context.Context) {
setResponseHeaders(ctx.Resp, &containerHeaders{
Status: http.StatusOK,
})
}
// Authenticate creates a token for the current user
// If the current user is anonymous, the ghost user is used unless RequireSignInView is enabled.
func Authenticate(ctx *context.Context) {
u := ctx.Doer
packageScope := auth_service.GetAccessScope(ctx.Data)
if u == nil {
if setting.Service.RequireSignInView {
apiUnauthorizedError(ctx)
return
}
u = user_model.NewGhostUser()
} else {
if has, err := packageScope.HasAnyScope(
auth_model.AccessTokenScopeReadPackage,
auth_model.AccessTokenScopeWritePackage,
auth_model.AccessTokenScopeAll,
); !has {
if err != nil {
log.Error("Error checking access scope: %v", err)
}
apiUnauthorizedError(ctx)
return
}
}
token, err := packages_service.CreateAuthorizationToken(u, packageScope)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
ctx.JSON(http.StatusOK, map[string]string{
"token": token,
})
}
// https://distribution.github.io/distribution/spec/auth/oauth/
func AuthenticateNotImplemented(ctx *context.Context) {
// This optional endpoint can be used to authenticate a client.
// It must implement the specification described in:
// https://datatracker.ietf.org/doc/html/rfc6749
// https://distribution.github.io/distribution/spec/auth/oauth/
// Purpose of this stub is to respond with 404 Not Found instead of 405 Method Not Allowed.
ctx.Status(http.StatusNotFound)
}
// https://docs.docker.com/registry/spec/api/#listing-repositories
func GetRepositoryList(ctx *context.Context) {
n := ctx.FormInt("n")
if n <= 0 || n > 100 {
n = 100
}
last := ctx.FormTrim("last")
repositories, err := container_model.GetRepositories(ctx, ctx.Doer, n, last)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
type RepositoryList struct {
Repositories []string `json:"repositories"`
}
if len(repositories) == n {
v := url.Values{}
if n > 0 {
v.Add("n", strconv.Itoa(n))
}
v.Add("last", repositories[len(repositories)-1])
ctx.Resp.Header().Set("Link", fmt.Sprintf(`</v2/_catalog?%s>; rel="next"`, v.Encode()))
}
jsonResponse(ctx, http.StatusOK, RepositoryList{
Repositories: repositories,
})
}
// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#mounting-a-blob-from-another-repository
// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#single-post
// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#pushing-a-blob-in-chunks
func InitiateUploadBlob(ctx *context.Context) {
image := ctx.PathParam("image")
mount := ctx.FormTrim("mount")
from := ctx.FormTrim("from")
if mount != "" {
blob, _ := workaroundGetContainerBlob(ctx, &container_model.BlobSearchOptions{
Repository: from,
Digest: mount,
})
if blob != nil {
accessible, err := packages_model.IsBlobAccessibleForUser(ctx, blob.Blob.ID, ctx.Doer)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
if accessible {
if err := mountBlob(ctx, &packages_service.PackageInfo{Owner: ctx.Package.Owner, Name: image}, blob.Blob); err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
setResponseHeaders(ctx.Resp, &containerHeaders{
Location: fmt.Sprintf("/v2/%s/%s/blobs/%s", ctx.Package.Owner.LowerName, image, mount),
ContentDigest: mount,
Status: http.StatusCreated,
})
return
}
}
}
digest := ctx.FormTrim("digest")
if digest != "" {
buf, err := packages_module.CreateHashedBufferFromReader(ctx.Req.Body)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
defer buf.Close()
if digest != digestFromHashSummer(buf) {
apiErrorDefined(ctx, errDigestInvalid)
return
}
if _, err := saveAsPackageBlob(ctx,
buf,
&packages_service.PackageCreationInfo{
PackageInfo: packages_service.PackageInfo{
Owner: ctx.Package.Owner,
Name: image,
},
Creator: ctx.Doer,
},
); err != nil {
switch err {
case packages_service.ErrQuotaTotalCount, packages_service.ErrQuotaTypeSize, packages_service.ErrQuotaTotalSize:
apiError(ctx, http.StatusForbidden, err)
default:
apiError(ctx, http.StatusInternalServerError, err)
}
return
}
setResponseHeaders(ctx.Resp, &containerHeaders{
Location: fmt.Sprintf("/v2/%s/%s/blobs/%s", ctx.Package.Owner.LowerName, image, digest),
ContentDigest: digest,
Status: http.StatusCreated,
})
return
}
upload, err := packages_model.CreateBlobUpload(ctx)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
setResponseHeaders(ctx.Resp, &containerHeaders{
Location: fmt.Sprintf("/v2/%s/%s/blobs/uploads/%s", ctx.Package.Owner.LowerName, image, upload.ID),
Range: "0-0",
UploadUUID: upload.ID,
Status: http.StatusAccepted,
})
}
// https://docs.docker.com/registry/spec/api/#get-blob-upload
func GetUploadBlob(ctx *context.Context) {
uuid := ctx.PathParam("uuid")
upload, err := packages_model.GetBlobUploadByID(ctx, uuid)
if err != nil {
if err == packages_model.ErrPackageBlobUploadNotExist {
apiErrorDefined(ctx, errBlobUploadUnknown)
} else {
apiError(ctx, http.StatusInternalServerError, err)
}
return
}
setResponseHeaders(ctx.Resp, &containerHeaders{
Range: fmt.Sprintf("0-%d", upload.BytesReceived),
UploadUUID: upload.ID,
Status: http.StatusNoContent,
})
}
// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#pushing-a-blob-in-chunks
func UploadBlob(ctx *context.Context) {
image := ctx.PathParam("image")
uploader, err := container_service.NewBlobUploader(ctx, ctx.PathParam("uuid"))
if err != nil {
if err == packages_model.ErrPackageBlobUploadNotExist {
apiErrorDefined(ctx, errBlobUploadUnknown)
} else {
apiError(ctx, http.StatusInternalServerError, err)
}
return
}
defer uploader.Close()
contentRange := ctx.Req.Header.Get("Content-Range")
if contentRange != "" {
start, end := 0, 0
if _, err := fmt.Sscanf(contentRange, "%d-%d", &start, &end); err != nil {
apiErrorDefined(ctx, errBlobUploadInvalid)
return
}
if int64(start) != uploader.Size() {
apiErrorDefined(ctx, errBlobUploadInvalid.WithStatusCode(http.StatusRequestedRangeNotSatisfiable))
return
}
} else if uploader.Size() != 0 {
apiErrorDefined(ctx, errBlobUploadInvalid.WithMessage("Stream uploads after first write are not allowed"))
return
}
if err := uploader.Append(ctx, ctx.Req.Body); err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
setResponseHeaders(ctx.Resp, &containerHeaders{
Location: fmt.Sprintf("/v2/%s/%s/blobs/uploads/%s", ctx.Package.Owner.LowerName, image, uploader.ID),
Range: fmt.Sprintf("0-%d", uploader.Size()-1),
UploadUUID: uploader.ID,
Status: http.StatusAccepted,
})
}
// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#pushing-a-blob-in-chunks
func EndUploadBlob(ctx *context.Context) {
image := ctx.PathParam("image")
digest := ctx.FormTrim("digest")
if digest == "" {
apiErrorDefined(ctx, errDigestInvalid)
return
}
uploader, err := container_service.NewBlobUploader(ctx, ctx.PathParam("uuid"))
if err != nil {
if err == packages_model.ErrPackageBlobUploadNotExist {
apiErrorDefined(ctx, errBlobUploadUnknown)
} else {
apiError(ctx, http.StatusInternalServerError, err)
}
return
}
doClose := true
defer func() {
if doClose {
uploader.Close()
}
}()
if ctx.Req.Body != nil {
if err := uploader.Append(ctx, ctx.Req.Body); err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
}
if digest != digestFromHashSummer(uploader) {
apiErrorDefined(ctx, errDigestInvalid)
return
}
if _, err := saveAsPackageBlob(ctx,
uploader,
&packages_service.PackageCreationInfo{
PackageInfo: packages_service.PackageInfo{
Owner: ctx.Package.Owner,
Name: image,
},
Creator: ctx.Doer,
},
); err != nil {
switch err {
case packages_service.ErrQuotaTotalCount, packages_service.ErrQuotaTypeSize, packages_service.ErrQuotaTotalSize:
apiError(ctx, http.StatusForbidden, err)
default:
apiError(ctx, http.StatusInternalServerError, err)
}
return
}
if err := uploader.Close(); err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
doClose = false
if err := container_service.RemoveBlobUploadByID(ctx, uploader.ID); err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
setResponseHeaders(ctx.Resp, &containerHeaders{
Location: fmt.Sprintf("/v2/%s/%s/blobs/%s", ctx.Package.Owner.LowerName, image, digest),
ContentDigest: digest,
Status: http.StatusCreated,
})
}
// https://docs.docker.com/registry/spec/api/#delete-blob-upload
func CancelUploadBlob(ctx *context.Context) {
uuid := ctx.PathParam("uuid")
_, err := packages_model.GetBlobUploadByID(ctx, uuid)
if err != nil {
if err == packages_model.ErrPackageBlobUploadNotExist {
apiErrorDefined(ctx, errBlobUploadUnknown)
} else {
apiError(ctx, http.StatusInternalServerError, err)
}
return
}
if err := container_service.RemoveBlobUploadByID(ctx, uuid); err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
setResponseHeaders(ctx.Resp, &containerHeaders{
Status: http.StatusNoContent,
})
}
func getBlobFromContext(ctx *context.Context) (*packages_model.PackageFileDescriptor, error) {
d := ctx.PathParam("digest")
if digest.Digest(d).Validate() != nil {
return nil, container_model.ErrContainerBlobNotExist
}
return workaroundGetContainerBlob(ctx, &container_model.BlobSearchOptions{
OwnerID: ctx.Package.Owner.ID,
Image: ctx.PathParam("image"),
Digest: d,
})
}
// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#checking-if-content-exists-in-the-registry
func HeadBlob(ctx *context.Context) {
blob, err := getBlobFromContext(ctx)
if err != nil {
if err == container_model.ErrContainerBlobNotExist {
apiErrorDefined(ctx, errBlobUnknown)
} else {
apiError(ctx, http.StatusInternalServerError, err)
}
return
}
setResponseHeaders(ctx.Resp, &containerHeaders{
ContentDigest: blob.Properties.GetByName(container_module.PropertyDigest),
ContentLength: blob.Blob.Size,
Status: http.StatusOK,
})
}
// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#pulling-blobs
func GetBlob(ctx *context.Context) {
blob, err := getBlobFromContext(ctx)
if err != nil {
if err == container_model.ErrContainerBlobNotExist {
apiErrorDefined(ctx, errBlobUnknown)
} else {
apiError(ctx, http.StatusInternalServerError, err)
}
return
}
serveBlob(ctx, blob)
}
// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#deleting-blobs
func DeleteBlob(ctx *context.Context) {
d := ctx.PathParam("digest")
if digest.Digest(d).Validate() != nil {
apiErrorDefined(ctx, errBlobUnknown)
return
}
if err := deleteBlob(ctx, ctx.Package.Owner.ID, ctx.PathParam("image"), d); err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
setResponseHeaders(ctx.Resp, &containerHeaders{
Status: http.StatusAccepted,
})
}
// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#pushing-manifests
func UploadManifest(ctx *context.Context) {
reference := ctx.PathParam("reference")
mci := &manifestCreationInfo{
MediaType: ctx.Req.Header.Get("Content-Type"),
Owner: ctx.Package.Owner,
Creator: ctx.Doer,
Image: ctx.PathParam("image"),
Reference: reference,
IsTagged: digest.Digest(reference).Validate() != nil,
}
if mci.IsTagged && !referencePattern.MatchString(reference) {
apiErrorDefined(ctx, errManifestInvalid.WithMessage("Tag is invalid"))
return
}
maxSize := maxManifestSize + 1
buf, err := packages_module.CreateHashedBufferFromReaderWithSize(&io.LimitedReader{R: ctx.Req.Body, N: int64(maxSize)}, maxSize)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
defer buf.Close()
if buf.Size() > maxManifestSize {
apiErrorDefined(ctx, errManifestInvalid.WithMessage("Manifest exceeds maximum size").WithStatusCode(http.StatusRequestEntityTooLarge))
return
}
digest, err := processManifest(ctx, mci, buf)
if err != nil {
var namedError *namedError
if errors.As(err, &namedError) {
apiErrorDefined(ctx, namedError)
} else if errors.Is(err, container_model.ErrContainerBlobNotExist) {
apiErrorDefined(ctx, errBlobUnknown)
} else {
switch err {
case packages_service.ErrQuotaTotalCount, packages_service.ErrQuotaTypeSize, packages_service.ErrQuotaTotalSize:
apiError(ctx, http.StatusForbidden, err)
default:
apiError(ctx, http.StatusInternalServerError, err)
}
}
return
}
setResponseHeaders(ctx.Resp, &containerHeaders{
Location: fmt.Sprintf("/v2/%s/%s/manifests/%s", ctx.Package.Owner.LowerName, mci.Image, reference),
ContentDigest: digest,
Status: http.StatusCreated,
})
}
func getBlobSearchOptionsFromContext(ctx *context.Context) (*container_model.BlobSearchOptions, error) {
reference := ctx.PathParam("reference")
opts := &container_model.BlobSearchOptions{
OwnerID: ctx.Package.Owner.ID,
Image: ctx.PathParam("image"),
IsManifest: true,
}
if digest.Digest(reference).Validate() == nil {
opts.Digest = reference
} else if referencePattern.MatchString(reference) {
opts.Tag = reference
} else {
return nil, container_model.ErrContainerBlobNotExist
}
return opts, nil
}
func getManifestFromContext(ctx *context.Context) (*packages_model.PackageFileDescriptor, error) {
opts, err := getBlobSearchOptionsFromContext(ctx)
if err != nil {
return nil, err
}
return workaroundGetContainerBlob(ctx, opts)
}
// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#checking-if-content-exists-in-the-registry
func HeadManifest(ctx *context.Context) {
manifest, err := getManifestFromContext(ctx)
if err != nil {
if err == container_model.ErrContainerBlobNotExist {
apiErrorDefined(ctx, errManifestUnknown)
} else {
apiError(ctx, http.StatusInternalServerError, err)
}
return
}
setResponseHeaders(ctx.Resp, &containerHeaders{
ContentDigest: manifest.Properties.GetByName(container_module.PropertyDigest),
ContentType: manifest.Properties.GetByName(container_module.PropertyMediaType),
ContentLength: manifest.Blob.Size,
Status: http.StatusOK,
})
}
// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#pulling-manifests
func GetManifest(ctx *context.Context) {
manifest, err := getManifestFromContext(ctx)
if err != nil {
if err == container_model.ErrContainerBlobNotExist {
apiErrorDefined(ctx, errManifestUnknown)
} else {
apiError(ctx, http.StatusInternalServerError, err)
}
return
}
serveBlob(ctx, manifest)
}
// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#deleting-tags
// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#deleting-manifests
func DeleteManifest(ctx *context.Context) {
opts, err := getBlobSearchOptionsFromContext(ctx)
if err != nil {
apiErrorDefined(ctx, errManifestUnknown)
return
}
pvs, err := container_model.GetManifestVersions(ctx, opts)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
if len(pvs) == 0 {
apiErrorDefined(ctx, errManifestUnknown)
return
}
for _, pv := range pvs {
if err := packages_service.RemovePackageVersion(ctx, ctx.Doer, pv); err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
}
setResponseHeaders(ctx.Resp, &containerHeaders{
Status: http.StatusAccepted,
})
}
func serveBlob(ctx *context.Context, pfd *packages_model.PackageFileDescriptor) {
s, u, _, err := packages_service.GetPackageBlobStream(ctx, pfd.File, pfd.Blob)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
headers := &containerHeaders{
ContentDigest: pfd.Properties.GetByName(container_module.PropertyDigest),
ContentType: pfd.Properties.GetByName(container_module.PropertyMediaType),
ContentLength: pfd.Blob.Size,
Status: http.StatusOK,
}
if u != nil {
headers.Status = http.StatusTemporaryRedirect
headers.Location = u.String()
setResponseHeaders(ctx.Resp, headers)
return
}
defer s.Close()
setResponseHeaders(ctx.Resp, headers)
if _, err := io.Copy(ctx.Resp, s); err != nil {
log.Error("Error whilst copying content to response: %v", err)
}
}
// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#content-discovery
func GetTagList(ctx *context.Context) {
image := ctx.PathParam("image")
if _, err := packages_model.GetPackageByName(ctx, ctx.Package.Owner.ID, packages_model.TypeContainer, image); err != nil {
if err == packages_model.ErrPackageNotExist {
apiErrorDefined(ctx, errNameUnknown)
} else {
apiError(ctx, http.StatusInternalServerError, err)
}
return
}
n := -1
if ctx.FormTrim("n") != "" {
n = ctx.FormInt("n")
}
last := ctx.FormTrim("last")
tags, err := container_model.GetImageTags(ctx, ctx.Package.Owner.ID, image, n, last)
if err != nil {
apiError(ctx, http.StatusInternalServerError, err)
return
}
type TagList struct {
Name string `json:"name"`
Tags []string `json:"tags"`
}
if len(tags) > 0 {
v := url.Values{}
if n > 0 {
v.Add("n", strconv.Itoa(n))
}
v.Add("last", tags[len(tags)-1])
ctx.Resp.Header().Set("Link", fmt.Sprintf(`</v2/%s/%s/tags/list?%s>; rel="next"`, ctx.Package.Owner.LowerName, image, v.Encode()))
}
jsonResponse(ctx, http.StatusOK, TagList{
Name: strings.ToLower(ctx.Package.Owner.LowerName + "/" + image),
Tags: tags,
})
}
// FIXME: Workaround to be removed in v1.20
// https://github.com/go-gitea/gitea/issues/19586
func workaroundGetContainerBlob(ctx *context.Context, opts *container_model.BlobSearchOptions) (*packages_model.PackageFileDescriptor, error) {
blob, err := container_model.GetContainerBlob(ctx, opts)
if err != nil {
return nil, err
}
err = packages_module.NewContentStore().Has(packages_module.BlobHash256Key(blob.Blob.HashSHA256))
if err != nil {
if errors.Is(err, util.ErrNotExist) || errors.Is(err, os.ErrNotExist) {
log.Debug("Package registry inconsistent: blob %s does not exist on file system", blob.Blob.HashSHA256)
return nil, container_model.ErrContainerBlobNotExist
}
return nil, err
}
return blob, nil
}