forked from TrueCloudLab/frostfs-node
94 lines
2.2 KiB
Go
94 lines
2.2 KiB
Go
package putsvc
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import (
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"fmt"
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"github.com/nspcc-dev/neofs-api-go/pkg/client"
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"github.com/nspcc-dev/neofs-api-go/v2/object"
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"github.com/nspcc-dev/neofs-api-go/v2/rpc"
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"github.com/nspcc-dev/neofs-api-go/v2/signature"
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putsvc "github.com/nspcc-dev/neofs-node/pkg/services/object/put"
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)
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type streamer struct {
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stream *putsvc.Streamer
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saveChunks bool
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init *object.PutRequest
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chunks []*object.PutRequest
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}
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func (s *streamer) Send(req *object.PutRequest) (err error) {
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switch v := req.GetBody().GetObjectPart().(type) {
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case *object.PutObjectPartInit:
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var initPrm *putsvc.PutInitPrm
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initPrm, err = s.toInitPrm(v, req)
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if err != nil {
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return err
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}
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if err = s.stream.Init(initPrm); err != nil {
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err = fmt.Errorf("(%T) could not init object put stream: %w", s, err)
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}
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s.saveChunks = v.GetSignature() != nil
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if s.saveChunks {
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s.init = req
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}
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case *object.PutObjectPartChunk:
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if err = s.stream.SendChunk(toChunkPrm(v)); err != nil {
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err = fmt.Errorf("(%T) could not send payload chunk: %w", s, err)
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}
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if s.saveChunks {
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s.chunks = append(s.chunks, req)
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}
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default:
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err = fmt.Errorf("(%T) invalid object put stream part type %T", s, v)
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}
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return
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}
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func (s *streamer) CloseAndRecv() (*object.PutResponse, error) {
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resp, err := s.stream.Close()
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if err != nil {
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return nil, fmt.Errorf("(%T) could not object put stream: %w", s, err)
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}
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return fromPutResponse(resp), nil
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}
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func (s *streamer) relayRequest(c client.Client) error {
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// open stream
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resp := new(object.PutResponse)
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stream, err := rpc.PutObject(c.Raw(), resp)
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if err != nil {
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return fmt.Errorf("stream opening failed: %w", err)
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}
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// send init part
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err = stream.Write(s.init)
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if err != nil {
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return fmt.Errorf("sending the initial message to stream failed: %w", err)
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}
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for i := range s.chunks {
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if err := stream.Write(s.chunks[i]); err != nil {
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return fmt.Errorf("sending the chunk %d failed: %w", i, err)
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}
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}
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// close object stream and receive response from remote node
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err = stream.Close()
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if err != nil {
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return fmt.Errorf("closing the stream failed: %w", err)
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}
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// verify response structure
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if err := signature.VerifyServiceMessage(resp); err != nil {
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return fmt.Errorf("response verification failed: %w", err)
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}
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return nil
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}
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