[#1191] object/acl: check session token verb

Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>
This commit is contained in:
Evgenii Stratonikov 2022-02-28 15:35:10 +03:00 committed by Alex Vanin
parent 5e90d85020
commit 0bf59522f7
4 changed files with 68 additions and 10 deletions

View file

@ -102,18 +102,17 @@ func getObjectOwnerFromMessage(req interface{}) (id *owner.ID, err error) {
}
// sourceVerbOfRequest looks for verb in session token and if it is not found,
// returns reqVerb.
func sourceVerbOfRequest(req MetaWithToken, reqVerb eaclSDK.Operation) eaclSDK.Operation {
if req.token != nil {
switch v := req.token.Context().(type) {
case *sessionSDK.ObjectContext:
return tokenVerbToOperation(v)
default:
// do nothing, return request verb
// returns reqVerb. Second return value is true if operation is unknown.
func sourceVerbOfRequest(tok *sessionSDK.Token, reqVerb eaclSDK.Operation) (eaclSDK.Operation, bool) {
ctx, ok := tok.Context().(*sessionSDK.ObjectContext)
if ok {
op := tokenVerbToOperation(ctx)
if op != eaclSDK.OperationUnknown {
return op, false
}
}
return reqVerb
return reqVerb, true
}
func useObjectIDFromSession(req *RequestInfo, token *sessionSDK.Token) {
@ -195,3 +194,18 @@ func isOwnerFromKey(id *owner.ID, key *keys.PublicKey) bool {
return id.Equal(owner.NewIDFromPublicKey((*ecdsa.PublicKey)(key)))
}
// isVerbCompatible checks that tokenVerb operation can create auxiliary op operation.
func isVerbCompatible(tokenVerb, op eaclSDK.Operation) bool {
switch tokenVerb {
case eaclSDK.OperationGet:
return op == eaclSDK.OperationGet || op == eaclSDK.OperationHead
case eaclSDK.OperationDelete:
return op == eaclSDK.OperationPut || op == eaclSDK.OperationHead ||
op == eaclSDK.OperationSearch
case eaclSDK.OperationRange, eaclSDK.OperationRangeHash:
return op == eaclSDK.OperationRange || op == eaclSDK.OperationHead
default:
return tokenVerb == op
}
}