Alex Vanin
f69d2ad83c
Due to source code relocation from GitHub. Signed-off-by: Alex Vanin <a.vanin@yadro.com>
138 lines
3.2 KiB
Go
138 lines
3.2 KiB
Go
package subnet
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import (
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"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/refs"
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refsgrpc "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/refs/grpc"
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"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/grpc"
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"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/message"
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subnet "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/subnet/grpc"
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protoutil "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/util/proto"
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)
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// Info represents information about NeoFS subnet. Structure is compatible with NeoFS API V2 protocol.
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//
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// Zero value represents zero subnet w/o an owner.
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type Info struct {
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id *refs.SubnetID
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owner *refs.OwnerID
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}
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// ID returns identifier of the subnet. Nil return is equivalent to zero subnet ID.
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func (x *Info) ID() *refs.SubnetID {
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return x.id
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}
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// SetID returns identifier of the subnet. Nil arg is equivalent to zero subnet ID.
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func (x *Info) SetID(id *refs.SubnetID) {
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x.id = id
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}
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// Owner returns subnet owner's ID in NeoFS system.
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func (x *Info) Owner() *refs.OwnerID {
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return x.owner
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}
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// SetOwner sets subnet owner's ID in NeoFS system.
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func (x *Info) SetOwner(id *refs.OwnerID) {
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x.owner = id
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}
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// ToGRPCMessage forms subnet.SubnetInfo message and returns it as grpc.Message.
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func (x *Info) ToGRPCMessage() grpc.Message {
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var m *subnet.SubnetInfo
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if x != nil {
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m = new(subnet.SubnetInfo)
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m.SetID(x.id.ToGRPCMessage().(*refsgrpc.SubnetID))
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m.SetOwner(x.owner.ToGRPCMessage().(*refsgrpc.OwnerID))
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}
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return m
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}
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// FromGRPCMessage restores Info from grpc.Message.
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//
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// Supported types:
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// - subnet.SubnetInfo.
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func (x *Info) FromGRPCMessage(m grpc.Message) error {
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v, ok := m.(*subnet.SubnetInfo)
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if !ok {
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return message.NewUnexpectedMessageType(m, v)
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}
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var err error
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id := v.GetId()
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if id == nil {
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x.id = nil
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} else {
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if x.id == nil {
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x.id = new(refs.SubnetID)
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}
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err = x.id.FromGRPCMessage(id)
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if err != nil {
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return err
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}
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}
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ownerID := v.GetOwner()
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if ownerID == nil {
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x.owner = nil
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} else {
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if x.owner == nil {
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x.owner = new(refs.OwnerID)
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}
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err = x.owner.FromGRPCMessage(ownerID)
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if err != nil {
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return err
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}
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}
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return nil
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}
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// SubnetInfo message field numbers
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const (
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_ = iota
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subnetInfoIDFNum
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subnetInfoOwnerFNum
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)
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// StableMarshal marshals Info to NeoFS API V2 binary format (Protocol Buffers with direct field order).
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//
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// Returns a slice of recorded data. Data is written to the provided buffer if there is enough space.
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func (x *Info) StableMarshal(buf []byte) []byte {
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if x == nil {
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return []byte{}
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}
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if buf == nil {
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buf = make([]byte, x.StableSize())
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}
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var offset int
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offset += protoutil.NestedStructureMarshal(subnetInfoIDFNum, buf[offset:], x.id)
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protoutil.NestedStructureMarshal(subnetInfoOwnerFNum, buf[offset:], x.owner)
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return buf
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}
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// StableSize returns the number of bytes required to write Info in NeoFS API V2 binary format (see StableMarshal).
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func (x *Info) StableSize() (size int) {
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if x != nil {
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size += protoutil.NestedStructureSize(subnetInfoIDFNum, x.id)
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size += protoutil.NestedStructureSize(subnetInfoOwnerFNum, x.owner)
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}
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return
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}
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// Unmarshal decodes Info from NeoFS API V2 binary format (see StableMarshal).
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func (x *Info) Unmarshal(data []byte) error {
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return message.Unmarshal(x, data, new(subnet.SubnetInfo))
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}
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