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Prevent anonymous container access if RequireSignInView is enabled (#28877) (#28882)

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Backport #28877 by @KN4CK3R

Fixes #28875

If `RequireSignInView` is enabled, the ghost user has no access rights.

Co-authored-by: KN4CK3R <admin@oldschoolhack.me>
(cherry picked from commit b7c944b9e4)
This commit is contained in:
Giteabot 2024-01-22 01:44:38 +08:00 committed by Earl Warren
parent 80dfa56d2f
commit e2620642bd
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GPG key ID: 0579CB2928A78A00
3 changed files with 24 additions and 6 deletions
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2
modules/context/package.go
View file

@ -93,7 +93,7 @@ func packageAssignment(ctx *packageAssignmentCtx, errCb func(int, string, any))
}
func determineAccessMode(ctx *Base, pkg *Package, doer *user_model.User) (perm.AccessMode, error) {
if setting.Service.RequireSignInView && doer == nil {
if setting.Service.RequireSignInView && (doer == nil || doer.IsGhost()) {
return perm.AccessModeNone, nil
}

17
routers/api/packages/container/container.go
View file

@ -114,11 +114,15 @@ func apiErrorDefined(ctx *context.Context, err *namedError) {
})
}
// ReqContainerAccess is a middleware which checks the current user valid (real user or ghost for anonymous access)
func ReqContainerAccess(ctx *context.Context) {
if ctx.Doer == nil {
func apiUnauthorizedError(ctx *context.Context) {
ctx.Resp.Header().Add("WWW-Authenticate", `Bearer realm="`+setting.AppURL+`v2/token",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)
}
}
@ -138,10 +142,15 @@ func DetermineSupport(ctx *context.Context) {
}
// Authenticate creates a token for the current user
// If the current user is anonymous, the ghost user is used
// If the current user is anonymous, the ghost user is used unless RequireSignInView is enabled.
func Authenticate(ctx *context.Context) {
u := ctx.Doer
if u == nil {
if setting.Service.RequireSignInView {
apiUnauthorizedError(ctx)
return
}
u = user_model.NewGhostUser()
}

9
tests/integration/api_packages_container_test.go
View file

@ -22,6 +22,7 @@ import (
container_module "code.gitea.io/gitea/modules/packages/container"
"code.gitea.io/gitea/modules/setting"
api "code.gitea.io/gitea/modules/structs"
"code.gitea.io/gitea/modules/test"
"code.gitea.io/gitea/tests"
oci "github.com/opencontainers/image-spec/specs-go/v1"
@ -106,6 +107,14 @@ func TestPackageContainer(t *testing.T) {
req = NewRequest(t, "GET", fmt.Sprintf("%sv2", setting.AppURL))
addTokenAuthHeader(req, anonymousToken)
MakeRequest(t, req, http.StatusOK)
defer test.MockVariableValue(&setting.Service.RequireSignInView, true)()
req = NewRequest(t, "GET", fmt.Sprintf("%sv2", setting.AppURL))
MakeRequest(t, req, http.StatusUnauthorized)
req = NewRequest(t, "GET", fmt.Sprintf("%sv2/token", setting.AppURL))
MakeRequest(t, req, http.StatusUnauthorized)
})
t.Run("User", func(t *testing.T) {