diff options
Diffstat (limited to 'weed/s3api/s3api_server.go')
| -rw-r--r-- | weed/s3api/s3api_server.go | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/weed/s3api/s3api_server.go b/weed/s3api/s3api_server.go index ac277f778..94321814e 100644 --- a/weed/s3api/s3api_server.go +++ b/weed/s3api/s3api_server.go @@ -287,6 +287,27 @@ func (s3a *S3ApiServer) checkPolicyWithEntry(r *http.Request, bucket, object, ac return s3err.ErrNone, true } +// recheckPolicyWithObjectEntry performs the second phase of policy evaluation after +// an object's entry is fetched. It extracts identity from context and checks for +// tag-based conditions like s3:ExistingObjectTag/<key>. +// +// Returns s3err.ErrNone if allowed, or an error code if denied or on error. +func (s3a *S3ApiServer) recheckPolicyWithObjectEntry(r *http.Request, bucket, object, action string, objectEntry map[string][]byte, handlerName string) s3err.ErrorCode { + identityRaw := GetIdentityFromContext(r) + var identity *Identity + if identityRaw != nil { + var ok bool + identity, ok = identityRaw.(*Identity) + if !ok { + glog.Errorf("%s: unexpected identity type in context for %s/%s", handlerName, bucket, object) + return s3err.ErrInternalError + } + } + principal := buildPrincipalARN(identity) + errCode, _ := s3a.checkPolicyWithEntry(r, bucket, object, action, principal, objectEntry) + return errCode +} + // classifyDomainNames classifies domains into path-style and virtual-host style domains. // A domain is considered path-style if: // 1. It contains a dot (has subdomains) |