storj/pkg/kademlia/inspector.go

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2019-01-24 20:15:10 +00:00
// Copyright (C) 2019 Storj Labs, Inc.
// See LICENSE for copying information.
package kademlia
import (
"context"
"storj.io/storj/pkg/identity"
"storj.io/storj/pkg/pb"
"storj.io/storj/pkg/storj"
)
// Inspector is a gRPC service for inspecting kademlia internals
type Inspector struct {
dht *Kademlia
identity *identity.FullIdentity
}
// NewInspector creates an Inspector
func NewInspector(kad *Kademlia, identity *identity.FullIdentity) *Inspector {
return &Inspector{
dht: kad,
identity: identity,
}
}
// CountNodes returns the number of nodes in the routing table
func (srv *Inspector) CountNodes(ctx context.Context, req *pb.CountNodesRequest) (*pb.CountNodesResponse, error) {
// TODO: this is definitely the wrong way to get this
kadNodes, err := srv.dht.FindNear(ctx, srv.identity.ID, 100000)
if err != nil {
return nil, err
}
return &pb.CountNodesResponse{
Count: int64(len(kadNodes)),
}, nil
}
// GetBuckets returns all kademlia buckets for current kademlia instance
func (srv *Inspector) GetBuckets(ctx context.Context, req *pb.GetBucketsRequest) (*pb.GetBucketsResponse, error) {
b, err := srv.dht.GetBucketIds()
if err != nil {
return nil, err
}
// TODO(bryanchriswhite): should use bucketID type
nodeIDs, err := storj.NodeIDsFromBytes(b.ByteSlices())
if err != nil {
return nil, err
}
return &pb.GetBucketsResponse{
Total: int64(len(b)),
// TODO(bryanchriswhite): should use bucketID type
Ids: nodeIDs,
}, nil
}
// FindNear sends back limit of near nodes
func (srv *Inspector) FindNear(ctx context.Context, req *pb.FindNearRequest) (*pb.FindNearResponse, error) {
start := req.Start
limit := req.Limit
nodes, err := srv.dht.FindNear(ctx, start, int(limit))
if err != nil {
return &pb.FindNearResponse{}, err
}
return &pb.FindNearResponse{
Nodes: nodes,
}, nil
}
// PingNode sends a PING RPC to the provided node ID in the Kad network.
func (srv *Inspector) PingNode(ctx context.Context, req *pb.PingNodeRequest) (*pb.PingNodeResponse, error) {
self := srv.dht.Local()
_, err := srv.dht.Ping(ctx, pb.Node{
Id: req.Id,
Type: self.Type,
Address: &pb.NodeAddress{
Address: req.Address,
},
})
res := &pb.PingNodeResponse{Ok: err == nil}
if err != nil {
return res, Error.Wrap(err)
}
return res, nil
}
// LookupNode triggers a Kademlia lookup and returns the node the network found.
func (srv *Inspector) LookupNode(ctx context.Context, req *pb.LookupNodeRequest) (*pb.LookupNodeResponse, error) {
id, err := storj.NodeIDFromString(req.Id)
if err != nil {
return &pb.LookupNodeResponse{}, err
}
node, err := srv.dht.FindNode(ctx, id)
if err != nil {
return &pb.LookupNodeResponse{}, err
}
return &pb.LookupNodeResponse{
Node: &node,
}, nil
}
// DumpNodes returns all of the nodes in the routing table database.
func (srv *Inspector) DumpNodes(ctx context.Context, req *pb.DumpNodesRequest) (*pb.DumpNodesResponse, error) {
nodes, err := srv.dht.DumpNodes(ctx)
if err != nil {
return nil, err
}
return &pb.DumpNodesResponse{
Nodes: nodes,
}, nil
}
// NodeInfo sends a PING RPC to a node and returns its local info.
func (srv *Inspector) NodeInfo(ctx context.Context, req *pb.NodeInfoRequest) (*pb.NodeInfoResponse, error) {
self := srv.dht.Local()
info, err := srv.dht.FetchInfo(ctx, pb.Node{
Id: req.Id,
Address: req.Address,
Type: self.Type,
})
if err != nil {
return &pb.NodeInfoResponse{}, err
}
return &pb.NodeInfoResponse{
Type: info.GetType(),
Operator: info.GetOperator(),
Capacity: info.GetCapacity(),
Add Version Information into KAD Network and SatelliteDB & Change Selection Process (#1648) * Initial Webserver Draft for Version Controlling * Rename type to avoid confusion * Move Function Calls into Version Package * Fix Linting and Language Typos * Fix Linting and Spelling Mistakes * Include Copyright * Include Copyright * Adjust Version-Control Server to return list of Versions * Linting * Improve Request Handling and Readability * Add Configuration File Option Add Systemd Service file * Add Logging to File * Smaller Changes * Add Semantic Versioning and refuses outdated Software from Startup (#1612) * implements internal Semantic Version library * adds version logging + reporting to process * Advance SemVer struct for easier handling * Add Accepted Version Store * Fix Function * Restructure * Type Conversion * Handle Version String properly * Add Note about array index * Set temporary Default Version * Add Copyright * Adding Version to Dashboard * Adding Version Info Log * Renaming and adding CheckerProcess * Iteration Sync * Iteration V2 * linting * made LogAndReportVersion a go routine * Refactor to Go Routine * Add Context to Go Routine and allow Operation if Lookup to Control Server fails * Handle Unmarshal properly * Linting * Relocate Version Checks * Relocating Version Check and specified default Version for now * Linting Error Prevention * Refuse Startup on outdated Version * Add Startup Check Function * Straighten Logging * Dont force Shutdown if --dev flag is set * Create full Service/Peer Structure for ControlServer * Linting * Straighting Naming * Finish VersionControl Service Layout * Improve Error Handling * Change Listening Address * Move Checker Function * Remove VersionControl Peer * Linting * Linting * Create VersionClient Service * Renaming * Add Version Client to Peer Definitions * Linting and Renaming * Linting * Remove Transport Checks for now * Move to Client Side Flag * Remove check * Linting * Transport Client Version Intro * Adding Version Client to Transport Client * Add missing parameter * Adding Version Check, to set Allowed = true * Set Default to true, testing * Restructuring Code * Uplink Changes * Add more proper Defaults * Renaming of Version struct * Dont pass Service use Pointer * Set Defaults for Versioning Checks * Put HTTP Server in go routine * Add Versioncontrol to Storj-Sim * Testplanet Fixes * Linting * Add Error Handling and new Server Struct * Move Lock slightly * Reduce Race Potentials * Remove unnecessary files * Linting * Add Proper Transport Handling * small fixes * add fence for allowed check * Add Startup Version Check and Service Naming * make errormessage private * Add Comments about VersionedClient * Linting * Remove Checks that refuse outgoing connections * Remove release cmd * Add Release Script * Linting * Update to use correct Values * Change Timestamp handling * Adding Protobuf changes back in * Adding SatelliteDB Changes and adding Storj Node Version to PB * Add Migration Table * Add Default Stats for Creation * Move to BigInt * Proper SQL Migration * Ensure minimum Version is passed to the node selection * Linting... * Remove VersionedClient and adjust smaller changes from prior merge * Linting * Fix PB Message Handling and Query for Node Selection * some future-proofing type changes Change-Id: I3cb5018dcccdbc9739fe004d859065992720caaf * fix a compiler error Change-Id: If66bb92d8b98e31cd618ecec9c6448ab9b037fa5 * Comment on Constant for Overlay * Remove NOT NULL and add epoch call as function * add versions to bootstrap and satellites Change-Id: I436944589ea5f21600cdd997742a84fe0b16e47b * Change Update Migration * Fix DB Migration * Increase Timeout temporarily, to see whats going on * Remove unnecessary const and vars Cleanup Function calls from deprecated NodeVersion struct * Updated Protopuf, removed depcreated Code from Inspector * Implement NodeVersion into InfoResponse * Regenerated locked.go * Linting * Fix Tests * Remove unnecessary constant * Update Function and Flag Description * Remove Empty Stat Creation * return properly with error * Remove unnecessary struct * simplify migration step * Update Inspector to return Version Info * Update local Endpoint Version Handling * Reset Travis Timeout * Add Default for CommitHash * single quotes
2019-04-10 07:04:24 +01:00
Version: info.GetVersion(),
}, nil
}