frostfs-api-go/v2/acl/marshal.go
Leonard Lyubich 9ddc4c1f48 [#168] acl: Implement binary/JSON encoders/decoders on Target
Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
2020-11-13 18:07:26 +03:00

426 lines
8.5 KiB
Go

package acl
import (
protoutil "github.com/nspcc-dev/neofs-api-go/util/proto"
acl "github.com/nspcc-dev/neofs-api-go/v2/acl/grpc"
"google.golang.org/protobuf/proto"
)
const (
filterHeaderTypeField = 1
filterMatchTypeField = 2
filterNameField = 3
filterValueField = 4
targetTypeField = 1
targetKeysField = 2
recordOperationField = 1
recordActionField = 2
recordFiltersField = 3
recordTargetsField = 4
tableVersionField = 1
tableContainerIDField = 2
tableRecordsField = 3
lifetimeExpirationField = 1
lifetimeNotValidBeforeField = 2
lifetimeIssuedAtField = 3
bearerTokenBodyACLField = 1
bearerTokenBodyOwnerField = 2
bearerTokenBodyLifetimeField = 3
bearerTokenBodyField = 1
bearerTokenSignatureField = 2
)
// StableMarshal marshals unified acl table structure in a protobuf
// compatible way without field order shuffle.
func (t *Table) StableMarshal(buf []byte) ([]byte, error) {
if t == nil {
return []byte{}, nil
}
if buf == nil {
buf = make([]byte, t.StableSize())
}
var (
offset, n int
err error
)
n, err = protoutil.NestedStructureMarshal(tableVersionField, buf[offset:], t.version)
if err != nil {
return nil, err
}
offset += n
n, err = protoutil.NestedStructureMarshal(tableContainerIDField, buf[offset:], t.cid)
if err != nil {
return nil, err
}
offset += n
for i := range t.records {
n, err = protoutil.NestedStructureMarshal(tableRecordsField, buf[offset:], t.records[i])
if err != nil {
return nil, err
}
offset += n
}
return buf, nil
}
// StableSize of acl table structure marshalled by StableMarshal function.
func (t *Table) StableSize() (size int) {
if t == nil {
return 0
}
size += protoutil.NestedStructureSize(tableVersionField, t.version)
size += protoutil.NestedStructureSize(tableContainerIDField, t.cid)
for i := range t.records {
size += protoutil.NestedStructureSize(tableRecordsField, t.records[i])
}
return size
}
// StableMarshal marshals unified acl record structure in a protobuf
// compatible way without field order shuffle.
func (r *Record) StableMarshal(buf []byte) ([]byte, error) {
if r == nil {
return []byte{}, nil
}
if buf == nil {
buf = make([]byte, r.StableSize())
}
var (
offset, n int
err error
)
n, err = protoutil.EnumMarshal(recordOperationField, buf[offset:], int32(r.op))
if err != nil {
return nil, err
}
offset += n
n, err = protoutil.EnumMarshal(recordActionField, buf[offset:], int32(r.action))
if err != nil {
return nil, err
}
offset += n
for i := range r.filters {
n, err = protoutil.NestedStructureMarshal(recordFiltersField, buf[offset:], r.filters[i])
if err != nil {
return nil, err
}
offset += n
}
for i := range r.targets {
n, err = protoutil.NestedStructureMarshal(recordTargetsField, buf[offset:], r.targets[i])
if err != nil {
return nil, err
}
offset += n
}
return buf, nil
}
// StableSize of acl record structure marshalled by StableMarshal function.
func (r *Record) StableSize() (size int) {
if r == nil {
return 0
}
size += protoutil.EnumSize(recordOperationField, int32(r.op))
size += protoutil.EnumSize(recordActionField, int32(r.action))
for i := range r.filters {
size += protoutil.NestedStructureSize(recordFiltersField, r.filters[i])
}
for i := range r.targets {
size += protoutil.NestedStructureSize(recordTargetsField, r.targets[i])
}
return size
}
// StableMarshal marshals unified header filter structure in a protobuf
// compatible way without field order shuffle.
func (f *HeaderFilter) StableMarshal(buf []byte) ([]byte, error) {
if f == nil {
return []byte{}, nil
}
if buf == nil {
buf = make([]byte, f.StableSize())
}
var (
offset, n int
err error
)
n, err = protoutil.EnumMarshal(filterHeaderTypeField, buf[offset:], int32(f.hdrType))
if err != nil {
return nil, err
}
offset += n
n, err = protoutil.EnumMarshal(filterMatchTypeField, buf[offset:], int32(f.matchType))
if err != nil {
return nil, err
}
offset += n
n, err = protoutil.StringMarshal(filterNameField, buf[offset:], f.key)
if err != nil {
return nil, err
}
offset += n
_, err = protoutil.StringMarshal(filterValueField, buf[offset:], f.value)
if err != nil {
return nil, err
}
return buf, nil
}
// StableSize of header filter structure marshalled by StableMarshal function.
func (f *HeaderFilter) StableSize() (size int) {
if f == nil {
return 0
}
size += protoutil.EnumSize(filterHeaderTypeField, int32(f.hdrType))
size += protoutil.EnumSize(filterMatchTypeField, int32(f.matchType))
size += protoutil.StringSize(filterNameField, f.key)
size += protoutil.StringSize(filterValueField, f.value)
return size
}
func (f *HeaderFilter) Unmarshal(data []byte) error {
m := new(acl.EACLRecord_Filter)
if err := proto.Unmarshal(data, m); err != nil {
return err
}
*f = *HeaderFilterFromGRPCMessage(m)
return nil
}
// StableMarshal marshals unified role info structure in a protobuf
// compatible way without field order shuffle.
func (t *Target) StableMarshal(buf []byte) ([]byte, error) {
if t == nil {
return []byte{}, nil
}
if buf == nil {
buf = make([]byte, t.StableSize())
}
var (
offset, n int
err error
)
n, err = protoutil.EnumMarshal(targetTypeField, buf[offset:], int32(t.role))
if err != nil {
return nil, err
}
offset += n
_, err = protoutil.RepeatedBytesMarshal(targetKeysField, buf[offset:], t.keys)
if err != nil {
return nil, err
}
return buf, nil
}
// StableSize of role info structure marshalled by StableMarshal function.
func (t *Target) StableSize() (size int) {
if t == nil {
return 0
}
size += protoutil.EnumSize(targetTypeField, int32(t.role))
size += protoutil.RepeatedBytesSize(targetKeysField, t.keys)
return size
}
func (t *Target) Unmarshal(data []byte) error {
m := new(acl.EACLRecord_Target)
if err := proto.Unmarshal(data, m); err != nil {
return err
}
*t = *TargetInfoFromGRPCMessage(m)
return nil
}
func (l *TokenLifetime) StableMarshal(buf []byte) ([]byte, error) {
if l == nil {
return []byte{}, nil
}
if buf == nil {
buf = make([]byte, l.StableSize())
}
var (
offset, n int
err error
)
n, err = protoutil.UInt64Marshal(lifetimeExpirationField, buf[offset:], l.exp)
if err != nil {
return nil, err
}
offset += n
n, err = protoutil.UInt64Marshal(lifetimeNotValidBeforeField, buf[offset:], l.nbf)
if err != nil {
return nil, err
}
offset += n
_, err = protoutil.UInt64Marshal(lifetimeIssuedAtField, buf[offset:], l.iat)
if err != nil {
return nil, err
}
return buf, nil
}
func (l *TokenLifetime) StableSize() (size int) {
if l == nil {
return 0
}
size += protoutil.UInt64Size(lifetimeExpirationField, l.exp)
size += protoutil.UInt64Size(lifetimeNotValidBeforeField, l.nbf)
size += protoutil.UInt64Size(lifetimeIssuedAtField, l.iat)
return size
}
func (bt *BearerTokenBody) StableMarshal(buf []byte) ([]byte, error) {
if bt == nil {
return []byte{}, nil
}
if buf == nil {
buf = make([]byte, bt.StableSize())
}
var (
offset, n int
err error
)
n, err = protoutil.NestedStructureMarshal(bearerTokenBodyACLField, buf[offset:], bt.eacl)
if err != nil {
return nil, err
}
offset += n
n, err = protoutil.NestedStructureMarshal(bearerTokenBodyOwnerField, buf[offset:], bt.ownerID)
if err != nil {
return nil, err
}
offset += n
_, err = protoutil.NestedStructureMarshal(bearerTokenBodyLifetimeField, buf[offset:], bt.lifetime)
if err != nil {
return nil, err
}
return buf, nil
}
func (bt *BearerTokenBody) StableSize() (size int) {
if bt == nil {
return 0
}
size += protoutil.NestedStructureSize(bearerTokenBodyACLField, bt.eacl)
size += protoutil.NestedStructureSize(bearerTokenBodyOwnerField, bt.ownerID)
size += protoutil.NestedStructureSize(bearerTokenBodyLifetimeField, bt.lifetime)
return size
}
func (bt *BearerToken) StableMarshal(buf []byte) ([]byte, error) {
if bt == nil {
return []byte{}, nil
}
if buf == nil {
buf = make([]byte, bt.StableSize())
}
var (
offset, n int
err error
)
n, err = protoutil.NestedStructureMarshal(bearerTokenBodyField, buf[offset:], bt.body)
if err != nil {
return nil, err
}
offset += n
_, err = protoutil.NestedStructureMarshal(bearerTokenSignatureField, buf[offset:], bt.sig)
if err != nil {
return nil, err
}
return buf, nil
}
func (bt *BearerToken) StableSize() (size int) {
if bt == nil {
return 0
}
size += protoutil.NestedStructureSize(bearerTokenBodyField, bt.body)
size += protoutil.NestedStructureSize(bearerTokenSignatureField, bt.sig)
return size
}