forked from TrueCloudLab/frostfs-api-go
acl: reorganize files
This commit is contained in:
Pavel Korotkov
parent
0db55d31ae
commit
d0f56e5044
6 changed files with 121 additions and 362 deletions
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@ -1,38 +0,0 @@
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package acl
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// RequestInfo is an interface of request information needed for extended ACL check.
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type RequestInfo interface {
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TypedHeaderSource
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// Must return the binary representation of request initiator's key.
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Key() []byte
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// Must return true if request corresponds to operation type.
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TypeOf(OperationType) bool
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// Must return true if request has passed target.
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TargetOf(Target) bool
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}
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// ExtendedACLChecker is an interface of extended ACL checking tool.
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type ExtendedACLChecker interface {
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// Must return an action according to the results of applying the ACL table rules to request.
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//
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// Must return ActionUndefined if it is unable to explicitly calculate the action.
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Action(ExtendedACLTable, RequestInfo) ExtendedACLAction
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}
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type extendedACLChecker struct{}
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const (
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// ActionUndefined is ExtendedACLAction used to mark value as undefined.
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// Most of the tools consider ActionUndefined as incalculable.
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// Using ActionUndefined in ExtendedACLRecord is unsafe.
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ActionUndefined ExtendedACLAction = iota
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// ActionAllow is ExtendedACLAction used to mark an applicability of ACL rule.
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ActionAllow
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// ActionDeny is ExtendedACLAction used to mark an inapplicability of ACL rule.
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ActionDeny
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)
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290
acl/header.go
290
acl/header.go
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@ -1,290 +0,0 @@
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package acl
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import (
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"strconv"
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"github.com/nspcc-dev/neofs-api-go/object"
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"github.com/nspcc-dev/neofs-api-go/service"
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)
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type objectHeaderSource struct {
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obj *object.Object
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}
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type typedHeader struct {
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n string
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v string
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t HeaderType
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}
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type extendedHeadersWrapper struct {
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hdrSrc service.ExtendedHeadersSource
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}
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type typedExtendedHeader struct {
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hdr service.ExtendedHeader
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}
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const (
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_ HeaderType = iota
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// HdrTypeRequest is a HeaderType for request header.
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HdrTypeRequest
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// HdrTypeObjSys is a HeaderType for system headers of object.
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HdrTypeObjSys
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// HdrTypeObjUsr is a HeaderType for user headers of object.
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HdrTypeObjUsr
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)
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const (
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// HdrObjSysNameID is a name of ID field in system header of object.
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HdrObjSysNameID = "ID"
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// HdrObjSysNameCID is a name of CID field in system header of object.
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HdrObjSysNameCID = "CID"
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// HdrObjSysNameOwnerID is a name of OwnerID field in system header of object.
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HdrObjSysNameOwnerID = "OWNER_ID"
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// HdrObjSysNameVersion is a name of Version field in system header of object.
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HdrObjSysNameVersion = "VERSION"
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// HdrObjSysNamePayloadLength is a name of PayloadLength field in system header of object.
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HdrObjSysNamePayloadLength = "PAYLOAD_LENGTH"
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// HdrObjSysNameCreatedUnix is a name of CreatedAt.UnitTime field in system header of object.
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HdrObjSysNameCreatedUnix = "CREATED_UNIX"
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// HdrObjSysNameCreatedEpoch is a name of CreatedAt.Epoch field in system header of object.
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HdrObjSysNameCreatedEpoch = "CREATED_EPOCH"
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// HdrObjSysLinkPrev is a name of previous link header in extended headers of object.
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HdrObjSysLinkPrev = "LINK_PREV"
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// HdrObjSysLinkNext is a name of next link header in extended headers of object.
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HdrObjSysLinkNext = "LINK_NEXT"
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// HdrObjSysLinkChild is a name of child link header in extended headers of object.
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HdrObjSysLinkChild = "LINK_CHILD"
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// HdrObjSysLinkPar is a name of parent link header in extended headers of object.
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HdrObjSysLinkPar = "LINK_PAR"
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// HdrObjSysLinkSG is a name of storage group link header in extended headers of object.
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HdrObjSysLinkSG = "LINK_SG"
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)
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func newTypedHeader(name, value string, typ HeaderType) TypedHeader {
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return &typedHeader{
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n: name,
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v: value,
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t: typ,
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}
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}
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// Name is a name field getter.
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func (s typedHeader) Name() string {
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return s.n
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}
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// Value is a value field getter.
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func (s typedHeader) Value() string {
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return s.v
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}
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// HeaderType is a type field getter.
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func (s typedHeader) HeaderType() HeaderType {
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return s.t
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}
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// TypedHeaderSourceFromObject wraps passed object and returns TypedHeaderSource interface.
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func TypedHeaderSourceFromObject(obj *object.Object) TypedHeaderSource {
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return &objectHeaderSource{
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obj: obj,
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}
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}
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// HeaderOfType gathers object headers of passed type and returns Header list.
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//
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// If value of some header can not be calculated (e.g. nil extended header), it does not appear in list.
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//
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// Always returns true.
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func (s objectHeaderSource) HeadersOfType(typ HeaderType) ([]Header, bool) {
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if s.obj == nil {
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return nil, true
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}
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var res []Header
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switch typ {
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case HdrTypeObjUsr:
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objHeaders := s.obj.GetHeaders()
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res = make([]Header, 0, len(objHeaders)) // 7 system header fields
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for _, extHdr := range objHeaders {
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if h := newTypedObjectExtendedHeader(extHdr); h != nil {
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res = append(res, h)
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}
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}
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case HdrTypeObjSys:
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res = make([]Header, 0, 7)
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sysHdr := s.obj.GetSystemHeader()
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// ID
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res = append(res, newTypedHeader(
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HdrObjSysNameID,
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sysHdr.ID.String(),
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HdrTypeObjSys),
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)
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// CID
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res = append(res, newTypedHeader(
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HdrObjSysNameCID,
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sysHdr.CID.String(),
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HdrTypeObjSys),
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)
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// OwnerID
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res = append(res, newTypedHeader(
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HdrObjSysNameOwnerID,
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sysHdr.OwnerID.String(),
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HdrTypeObjSys),
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)
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// Version
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res = append(res, newTypedHeader(
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HdrObjSysNameVersion,
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strconv.FormatUint(sysHdr.GetVersion(), 10),
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HdrTypeObjSys),
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)
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// PayloadLength
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res = append(res, newTypedHeader(
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HdrObjSysNamePayloadLength,
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strconv.FormatUint(sysHdr.GetPayloadLength(), 10),
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HdrTypeObjSys),
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)
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created := sysHdr.GetCreatedAt()
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// CreatedAt.UnitTime
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res = append(res, newTypedHeader(
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HdrObjSysNameCreatedUnix,
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strconv.FormatUint(uint64(created.GetUnixTime()), 10),
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HdrTypeObjSys),
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)
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// CreatedAt.Epoch
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res = append(res, newTypedHeader(
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HdrObjSysNameCreatedEpoch,
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strconv.FormatUint(created.GetEpoch(), 10),
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HdrTypeObjSys),
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)
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}
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return res, true
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}
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func newTypedObjectExtendedHeader(h object.Header) TypedHeader {
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val := h.GetValue()
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if val == nil {
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return nil
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}
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res := new(typedHeader)
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res.t = HdrTypeObjSys
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switch hdr := val.(type) {
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case *object.Header_UserHeader:
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if hdr.UserHeader == nil {
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return nil
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}
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res.t = HdrTypeObjUsr
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res.n = hdr.UserHeader.GetKey()
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res.v = hdr.UserHeader.GetValue()
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case *object.Header_Link:
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if hdr.Link == nil {
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return nil
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}
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switch hdr.Link.GetType() {
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case object.Link_Previous:
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res.n = HdrObjSysLinkPrev
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case object.Link_Next:
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res.n = HdrObjSysLinkNext
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case object.Link_Child:
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res.n = HdrObjSysLinkChild
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case object.Link_Parent:
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res.n = HdrObjSysLinkPar
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case object.Link_StorageGroup:
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res.n = HdrObjSysLinkSG
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default:
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return nil
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}
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res.v = hdr.Link.ID.String()
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default:
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return nil
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}
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return res
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}
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// TypedHeaderSourceFromExtendedHeaders wraps passed ExtendedHeadersSource and returns TypedHeaderSource interface.
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func TypedHeaderSourceFromExtendedHeaders(hdrSrc service.ExtendedHeadersSource) TypedHeaderSource {
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return &extendedHeadersWrapper{
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hdrSrc: hdrSrc,
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}
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}
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// Name returns the result of Key method.
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func (s typedExtendedHeader) Name() string {
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return s.hdr.Key()
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}
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// Value returns the result of Value method.
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func (s typedExtendedHeader) Value() string {
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return s.hdr.Value()
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}
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// HeaderType always returns HdrTypeRequest.
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func (s typedExtendedHeader) HeaderType() HeaderType {
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return HdrTypeRequest
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}
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// TypedHeaders gathers extended request headers and returns TypedHeader list.
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//
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// Nil headers are ignored.
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//
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// Always returns true.
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func (s extendedHeadersWrapper) HeadersOfType(typ HeaderType) ([]Header, bool) {
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if s.hdrSrc == nil {
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return nil, true
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}
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var res []Header
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switch typ {
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case HdrTypeRequest:
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hs := s.hdrSrc.ExtendedHeaders()
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res = make([]Header, 0, len(hs))
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for i := range hs {
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if hs[i] == nil {
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continue
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}
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res = append(res, &typedExtendedHeader{
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hdr: hs[i],
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})
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}
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}
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return res, true
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}
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29
acl/match.go
29
acl/match.go
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@ -1,29 +0,0 @@
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package acl
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const (
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_ MatchType = iota
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StringEqual
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StringNotEqual
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)
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// Maps MatchType to corresponding function.
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// 1st argument of function - header value, 2nd - header filter.
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var mMatchFns = map[MatchType]func(Header, Header) bool{
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StringEqual: stringEqual,
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StringNotEqual: stringNotEqual,
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}
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const (
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mResUndefined = iota
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mResMatch
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mResMismatch
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)
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func stringEqual(header, filter Header) bool {
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return header.Value() == filter.Value()
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}
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func stringNotEqual(header, filter Header) bool {
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return header.Value() != filter.Value()
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}
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116
acl/types.go
116
acl/types.go
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@ -1,5 +1,121 @@
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package acl
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import (
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"github.com/nspcc-dev/neofs-api-go/object"
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"github.com/nspcc-dev/neofs-api-go/service"
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)
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const (
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_ MatchType = iota
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stringEqual
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stringNotEqual
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)
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const (
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// ActionUndefined is ExtendedACLAction used to mark value as undefined.
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// Most of the tools consider ActionUndefined as incalculable.
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// Using ActionUndefined in ExtendedACLRecord is unsafe.
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ActionUndefined ExtendedACLAction = iota
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// ActionAllow is ExtendedACLAction used to mark an applicability of ACL rule.
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ActionAllow
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// ActionDeny is ExtendedACLAction used to mark an inapplicability of ACL rule.
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ActionDeny
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)
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const (
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_ HeaderType = iota
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// HdrTypeRequest is a HeaderType for request header.
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HdrTypeRequest
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// HdrTypeObjSys is a HeaderType for system headers of object.
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HdrTypeObjSys
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// HdrTypeObjUsr is a HeaderType for user headers of object.
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HdrTypeObjUsr
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)
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const (
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// HdrObjSysNameID is a name of ID field in system header of object.
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HdrObjSysNameID = "ID"
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// HdrObjSysNameCID is a name of CID field in system header of object.
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HdrObjSysNameCID = "CID"
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// HdrObjSysNameOwnerID is a name of OwnerID field in system header of object.
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HdrObjSysNameOwnerID = "OWNER_ID"
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// HdrObjSysNameVersion is a name of Version field in system header of object.
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HdrObjSysNameVersion = "VERSION"
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// HdrObjSysNamePayloadLength is a name of PayloadLength field in system header of object.
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HdrObjSysNamePayloadLength = "PAYLOAD_LENGTH"
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// HdrObjSysNameCreatedUnix is a name of CreatedAt.UnitTime field in system header of object.
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HdrObjSysNameCreatedUnix = "CREATED_UNIX"
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// HdrObjSysNameCreatedEpoch is a name of CreatedAt.Epoch field in system header of object.
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HdrObjSysNameCreatedEpoch = "CREATED_EPOCH"
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// HdrObjSysLinkPrev is a name of previous link header in extended headers of object.
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HdrObjSysLinkPrev = "LINK_PREV"
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// HdrObjSysLinkNext is a name of next link header in extended headers of object.
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HdrObjSysLinkNext = "LINK_NEXT"
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// HdrObjSysLinkChild is a name of child link header in extended headers of object.
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HdrObjSysLinkChild = "LINK_CHILD"
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// HdrObjSysLinkPar is a name of parent link header in extended headers of object.
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HdrObjSysLinkPar = "LINK_PAR"
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// HdrObjSysLinkSG is a name of storage group link header in extended headers of object.
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HdrObjSysLinkSG = "LINK_SG"
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)
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type objectHeaderSource struct {
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obj *object.Object
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}
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type typedHeader struct {
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n string
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v string
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t HeaderType
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}
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type extendedHeadersWrapper struct {
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hdrSrc service.ExtendedHeadersSource
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}
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type typedExtendedHeader struct {
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hdr service.ExtendedHeader
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}
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func newTypedHeader(name, value string, typ HeaderType) TypedHeader {
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return &typedHeader{
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n: name,
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v: value,
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t: typ,
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}
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}
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// Name is a name field getter.
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func (s typedHeader) Name() string {
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return s.n
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}
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// Value is a value field getter.
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func (s typedHeader) Value() string {
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return s.v
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}
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// HeaderType is a type field getter.
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func (s typedHeader) HeaderType() HeaderType {
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return s.t
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}
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// SetMatchType is MatchType field setter.
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func (m *EACLRecord_FilterInfo) SetMatchType(v EACLRecord_FilterInfo_MatchType) {
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m.MatchType = v
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@ -83,9 +83,9 @@ func (s EACLFilterWrapper) MatchType() (res MatchType) {
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if s.filter != nil {
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switch s.filter.GetMatchType() {
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case EACLRecord_FilterInfo_StringEqual:
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res = StringEqual
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res = stringEqual
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case EACLRecord_FilterInfo_StringNotEqual:
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res = StringNotEqual
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res = stringNotEqual
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}
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}
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@ -102,9 +102,9 @@ func (s EACLFilterWrapper) MatchType() (res MatchType) {
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func (s EACLFilterWrapper) SetMatchType(v MatchType) {
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if s.filter != nil {
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switch v {
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case StringEqual:
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case stringEqual:
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s.filter.SetMatchType(EACLRecord_FilterInfo_StringEqual)
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case StringNotEqual:
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case stringNotEqual:
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s.filter.SetMatchType(EACLRecord_FilterInfo_StringNotEqual)
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default:
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s.filter.SetMatchType(EACLRecord_FilterInfo_MatchUnknown)
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@ -9,7 +9,7 @@ import (
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func TestEACLFilterWrapper(t *testing.T) {
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s := WrapFilterInfo(nil)
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mt := StringEqual
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mt := stringEqual
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s.SetMatchType(mt)
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require.Equal(t, mt, s.MatchType())
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