storj/pkg/node/server.go

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Mutex/nsclient- WIP (#104) * working on put request for nsclient * working on put request for nsclient * netstate put * netstate put * wip testing client * wip - testing client and working through some errors * wip - testing client and working through some errors * put request works * put request works for client * get request working * get request working * get request working-minor edit * get request working-minor edit * list request works * list request works * working through delete error * working through delete error * fixed exp client, still working through delete error * fixed exp client, still working through delete error * delete works; fixed formatting issues * delete works; fixed formatting issues * deleted comment * deleted comment * resolving merge conflicts * resolving merge conflict * fixing merge conflict * implemented and modified kayloyans paths file * working on testing * added test for path_test.go * fixed string, read through netstate test * deleted env variables * initial commit for mocking out grpc client- got it working * mocked grpc client * mock put passed test * 2 tests pass for PUT with mock * put requests test pass, wip- want mini review * get tests pass mock * list test working * initial commit for list test * all list req. working, starting on delete tests * delete tests passed * cleaned up tests * resolved merge conflicts * resolved merge conflicts * fixed linter errors * fixed error found in travis * initial commit for fixes from PR comments * fixed pr comments and linting * added error handling for api creds, and rebased * fixes from dennis comments * fixed pr with dennis suggestioon * added copyrights to files * fixed casing per dennis great comment * fixed travis complaint on sprintf
2018-07-19 23:57:22 +01:00
// Copyright (C) 2018 Storj Labs, Inc.
// See LICENSE for copying information.
package node
import (
"context"
"storj.io/storj/pkg/dht"
"storj.io/storj/pkg/kademlia"
"storj.io/storj/pkg/pb"
)
// Server implements the grpc Node Server
type Server struct {
dht dht.DHT
}
// Query is a node to node communication query
func (s *Server) Query(ctx context.Context, req pb.QueryRequest) (pb.QueryResponse, error) {
rt, err := s.dht.GetRoutingTable(ctx)
if err != nil {
return pb.QueryResponse{}, NodeClientErr.New("could not get routing table %s", err)
}
_, err = s.dht.Ping(ctx, *req.Sender)
if err != nil {
err = rt.ConnectionFailed(req.Sender)
if err != nil {
return pb.QueryResponse{}, NodeClientErr.New("could not respond to connection failed %s", err)
}
return pb.QueryResponse{}, NodeClientErr.New("connection to node %s failed", req.Sender.Id)
}
err = rt.ConnectionSuccess(req.Sender)
if err != nil {
return pb.QueryResponse{}, NodeClientErr.New("could not respond to connection success %s", err)
}
id := kademlia.StringToNodeID(req.Target.Id)
nodes, err := rt.FindNear(id, int(req.Limit))
if err != nil {
return pb.QueryResponse{}, NodeClientErr.New("could not find near %s", err)
}
return pb.QueryResponse{Sender: req.Sender, Response: nodes}, nil
}