59f443e71a
Currently, if a node has untrusted a satellite, the satellite can still successfully ping the node. If a node decide to untrust a satellite, the satellite should also mark it as conact failed Change-Id: Idf80fa00d9849205533dd3e5b3b775b5b9686705
79 lines
2.1 KiB
Go
79 lines
2.1 KiB
Go
// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information.
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package contact
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import (
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"context"
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"sync"
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"time"
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"go.uber.org/zap"
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"storj.io/common/identity"
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"storj.io/common/pb"
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"storj.io/common/rpc/rpcpeer"
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"storj.io/common/rpc/rpcstatus"
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"storj.io/storj/storagenode/trust"
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)
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// Endpoint implements the contact service Endpoints.
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//
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// architecture: Endpoint
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type Endpoint struct {
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pb.DRPCContactUnimplementedServer
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log *zap.Logger
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pingStats *PingStats
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trust *trust.Pool
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}
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// PingStats contains information regarding when the node was last pinged.
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type PingStats struct {
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mu sync.Mutex
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lastPinged time.Time
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}
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// NewEndpoint returns a new contact service endpoint.
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func NewEndpoint(log *zap.Logger, trust *trust.Pool, pingStats *PingStats) *Endpoint {
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return &Endpoint{
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log: log,
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pingStats: pingStats,
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trust: trust,
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}
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}
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// PingNode provides an easy way to verify a node is online and accepting requests.
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func (endpoint *Endpoint) PingNode(ctx context.Context, req *pb.ContactPingRequest) (_ *pb.ContactPingResponse, err error) {
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defer mon.Task()(&ctx)(&err)
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peer, err := rpcpeer.FromContext(ctx)
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if err != nil {
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return nil, rpcstatus.Error(rpcstatus.Internal, err.Error())
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}
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peerID, err := identity.PeerIdentityFromPeer(peer)
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if err != nil {
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return nil, rpcstatus.Error(rpcstatus.Unauthenticated, err.Error())
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}
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if err := endpoint.trust.VerifySatelliteID(ctx, peerID.ID); err != nil {
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return nil, rpcstatus.Error(rpcstatus.Unauthenticated, err.Error())
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}
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endpoint.log.Debug("pinged", zap.Stringer("by", peerID.ID), zap.Stringer("srcAddr", peer.Addr))
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endpoint.pingStats.WasPinged(time.Now())
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return &pb.ContactPingResponse{}, nil
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}
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// WhenLastPinged returns last time someone pinged this node.
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func (stats *PingStats) WhenLastPinged() (when time.Time) {
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stats.mu.Lock()
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defer stats.mu.Unlock()
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return stats.lastPinged
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}
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// WasPinged notifies the service it has been remotely pinged.
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func (stats *PingStats) WasPinged(when time.Time) {
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stats.mu.Lock()
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defer stats.mu.Unlock()
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stats.lastPinged = when
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}
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