storj/pkg/inspector/server.go
Dylan Lott 0d05cb26bf
Kademlia Inspector CLI (#657)
* initial commit of inspector gadget wireup

* change name of comman dline tool, setup grpc server

* Get inspector cli working with grpc client

* Wired up CountNodes command

* WIP getting buckets response working

* Added GetBucket command

* WIP working on get buckets command

* WIP working on bucket list

* Still WIP

* WIP getting bucket counts to work

* Some clean up of unnecessary changes

* List Buckets and Get Bucket are working

* Removing logs, getting ready for review

* initial commit of inspector gadget wireup

* change name of comman dline tool, setup grpc server

* Get inspector cli working with grpc client

* Wired up CountNodes command

* WIP getting buckets response working

* Added GetBucket command

* WIP working on get buckets command

* WIP working on bucket list

* Still WIP

* WIP getting bucket counts to work

* Some clean up of unnecessary changes

* List Buckets and Get Bucket are working

* Removing logs, getting ready for review

* Fix error return

* Trying to get tests passing

* Adds method on dht mock for tests

* Add dbx files back

* Fix package import error in dbx file

* Adds copyrights to pass linter

* tidy go mod

* Updates from code review

* Updates inspector to take flag arguments for address

* Format list-buckets output more prettier
2018-11-21 10:31:27 -07:00

72 lines
1.7 KiB
Go

// Copyright (C) 2018 Storj Labs, Inc.
// See LICENSE for copying information.
package inspector
import (
"context"
"github.com/zeebo/errs"
"go.uber.org/zap"
monkit "gopkg.in/spacemonkeygo/monkit.v2"
"storj.io/storj/pkg/dht"
"storj.io/storj/pkg/overlay"
"storj.io/storj/pkg/pb"
)
var (
// ServerError is a gRPC server error for Inspector
ServerError = errs.Class("inspector server error:")
)
// Server holds references to cache and kad
type Server struct {
dht dht.DHT
cache *overlay.Cache
logger *zap.Logger
metrics *monkit.Registry
}
// CountNodes returns the number of nodes in the cache and in kademlia
func (srv *Server) CountNodes(ctx context.Context, req *pb.CountNodesRequest) (*pb.CountNodesResponse, error) {
return &pb.CountNodesResponse{
Kademlia: 0,
Overlay: 0,
}, nil
}
// GetBuckets returns all kademlia buckets for current kademlia instance
func (srv *Server) GetBuckets(ctx context.Context, req *pb.GetBucketsRequest) (*pb.GetBucketsResponse, error) {
rt, err := srv.dht.GetRoutingTable(ctx)
if err != nil {
return &pb.GetBucketsResponse{}, ServerError.Wrap(err)
}
b, err := rt.GetBucketIds()
if err != nil {
return nil, err
}
bytes := b.ByteSlices()
return &pb.GetBucketsResponse{
Total: int64(len(b)),
Ids: bytes,
}, nil
}
// GetBucket retrieves all of a given K buckets contents
func (srv *Server) GetBucket(ctx context.Context, req *pb.GetBucketRequest) (*pb.GetBucketResponse, error) {
rt, err := srv.dht.GetRoutingTable(ctx)
if err != nil {
return nil, err
}
bucket, ok := rt.GetBucket(req.Id)
if !ok {
return &pb.GetBucketResponse{}, ServerError.New("GetBuckets returned non-OK response")
}
return &pb.GetBucketResponse{
Id: req.Id,
Nodes: bucket.Nodes(),
}, nil
}