856c3a779f
* setup config and server structure for receiving bandwidth agreements * add error channel
67 lines
1.3 KiB
Go
67 lines
1.3 KiB
Go
// Copyright (C) 2018 Storj Labs, Inc.
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// See LICENSE for copying information.
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package agreementreceiver
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import (
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"fmt"
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"storj.io/storj/pkg/pb"
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"storj.io/storj/pkg/provider"
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"go.uber.org/zap"
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)
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// Server is an implementation of the pb.BandwidthServer interface
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type Server struct {
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// DB *dbx.DB
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identity *provider.FullIdentity
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logger *zap.Logger
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}
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// NewServer initializes a Server struct
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func NewServer(source string, fi *provider.FullIdentity, logger *zap.Logger) (*Server, error) {
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//TODO: open dbx postgres database and pass to Server
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return &Server{
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identity: fi,
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logger: logger,
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}, nil
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}
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// BandwidthAgreements receives and stores bandwidth agreements from storage nodes
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func (s *Server) BandwidthAgreements(stream pb.Bandwidth_BandwidthAgreementsServer) (err error) {
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ctx := stream.Context()
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defer mon.Task()(&ctx)(&err)
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ch := make(chan *pb.RenterBandwidthAllocation, 1)
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errch := make(chan error, 1)
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go func() {
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for {
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msg, err := stream.Recv()
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if err != nil {
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errch <- err
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return
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}
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ch <- msg
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}
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}()
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for {
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select {
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case err := <-errch:
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return err
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case <-ctx.Done():
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return nil
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case agreement := <-ch:
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go func() {
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fmt.Println(agreement)
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//TODO: write to DB
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//err = s.DB.WriteAgreement(agreement)
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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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}
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}
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}
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