fix(dot/network): decrease DHT find peers interval for gssmr nodes

chain/gssmr/config.toml

@@ -29,6 +29,7 @@ grandpa-authority = true
 port = 7001
 nobootstrap = false
 nomdns = false
+discovery-interval = 10
 
 [rpc]
 enabled = false

chain/gssmr/defaults.go

@@ -17,6 +17,8 @@
 package gssmr
 
 import (
+	"time"
+
 	"github.com/ChainSafe/gossamer/lib/runtime/wasmer"
 	log "github.com/ChainSafe/log15"
 )
@@ -80,6 +82,9 @@ var (
 	// DefaultNoMDNS disables mDNS discovery
 	DefaultNoMDNS = false
 
+	// DefaultDiscoveryInterval is the default interval for searching for DHT peers
+	DefaultDiscoveryInterval = time.Second * 10
+
 	// RPCConfig
 
 	// DefaultRPCHTTPHost rpc host

cmd/gossamer/config.go

@@ -20,6 +20,7 @@ import (
 	"fmt"
 	"strconv"
 	"strings"
+	"time"
 
 	"github.com/ChainSafe/gossamer/chain/dev"
 	"github.com/ChainSafe/gossamer/chain/gssmr"
@@ -627,6 +628,12 @@ func setDotNetworkConfig(ctx *cli.Context, tomlCfg ctoml.NetworkConfig, cfg *dot
 	cfg.MaxPeers = tomlCfg.MaxPeers
 	cfg.PersistentPeers = tomlCfg.PersistentPeers
 
+	if tomlCfg.DiscoveryInterval > 0 {
+		cfg.DiscoveryInterval = time.Second * time.Duration(tomlCfg.DiscoveryInterval)
+	} else {
+		cfg.DiscoveryInterval = 0
+	}
+
 	// check --port flag and update node configuration
 	if port := ctx.GlobalUint(PortFlag.Name); port != 0 {
 		cfg.Port = uint32(port)
@@ -671,6 +678,7 @@ func setDotNetworkConfig(ctx *cli.Context, tomlCfg ctoml.NetworkConfig, cfg *dot
 		"minpeers", cfg.MinPeers,
 		"maxpeers", cfg.MaxPeers,
 		"persistent-peers", cfg.PersistentPeers,
+		"discovery-interval", cfg.DiscoveryInterval,
 	)
 }
 

cmd/gossamer/config_test.go

@@ -19,6 +19,7 @@ package main
 import (
 	"io/ioutil"
 	"testing"
+	"time"
 
 	"github.com/ChainSafe/gossamer/chain/dev"
 	"github.com/ChainSafe/gossamer/chain/gssmr"
@@ -383,59 +384,64 @@ func TestNetworkConfigFromFlags(t *testing.T) {
 			[]string{"config", "port"},
 			[]interface{}{testCfgFile.Name(), "1234"},
 			dot.NetworkConfig{
-				Port:        1234,
-				Bootnodes:   testCfg.Network.Bootnodes,
-				ProtocolID:  testCfg.Network.ProtocolID,
-				NoBootstrap: testCfg.Network.NoBootstrap,
-				NoMDNS:      testCfg.Network.NoMDNS,
+				Port:              1234,
+				Bootnodes:         testCfg.Network.Bootnodes,
+				ProtocolID:        testCfg.Network.ProtocolID,
+				NoBootstrap:       testCfg.Network.NoBootstrap,
+				NoMDNS:            testCfg.Network.NoMDNS,
+				DiscoveryInterval: time.Second * 10,
 			},
 		},
 		{
 			"Test gossamer --bootnodes",
 			[]string{"config", "bootnodes"},
 			[]interface{}{testCfgFile.Name(), "peer1,peer2"},
 			dot.NetworkConfig{
-				Port:        testCfg.Network.Port,
-				Bootnodes:   []string{"peer1", "peer2"},
-				ProtocolID:  testCfg.Network.ProtocolID,
-				NoBootstrap: testCfg.Network.NoBootstrap,
-				NoMDNS:      testCfg.Network.NoMDNS,
+				Port:              testCfg.Network.Port,
+				Bootnodes:         []string{"peer1", "peer2"},
+				ProtocolID:        testCfg.Network.ProtocolID,
+				NoBootstrap:       testCfg.Network.NoBootstrap,
+				NoMDNS:            testCfg.Network.NoMDNS,
+				DiscoveryInterval: time.Second * 10,
 			},
 		},
 		{
 			"Test gossamer --protocol",
 			[]string{"config", "protocol"},
 			[]interface{}{testCfgFile.Name(), "/gossamer/test/0"},
 			dot.NetworkConfig{
-				Port:        testCfg.Network.Port,
-				Bootnodes:   testCfg.Network.Bootnodes,
-				ProtocolID:  "/gossamer/test/0",
-				NoBootstrap: testCfg.Network.NoBootstrap,
-				NoMDNS:      testCfg.Network.NoMDNS,
+				Port:              testCfg.Network.Port,
+				Bootnodes:         testCfg.Network.Bootnodes,
+				ProtocolID:        "/gossamer/test/0",
+				NoBootstrap:       testCfg.Network.NoBootstrap,
+				NoMDNS:            testCfg.Network.NoMDNS,
+				DiscoveryInterval: time.Second * 10,
 			},
 		},
 		{
 			"Test gossamer --nobootstrap",
 			[]string{"config", "nobootstrap"},
 			[]interface{}{testCfgFile.Name(), "true"},
 			dot.NetworkConfig{
-				Port:        testCfg.Network.Port,
-				Bootnodes:   testCfg.Network.Bootnodes,
-				ProtocolID:  testCfg.Network.ProtocolID,
-				NoBootstrap: true,
-				NoMDNS:      testCfg.Network.NoMDNS,
+				Port:              testCfg.Network.Port,
+				Bootnodes:         testCfg.Network.Bootnodes,
+				ProtocolID:        testCfg.Network.ProtocolID,
+				NoBootstrap:       true,
+				NoMDNS:            testCfg.Network.NoMDNS,
+				DiscoveryInterval: time.Second * 10,
 			},
 		},
 		{
 			"Test gossamer --nomdns",
 			[]string{"config", "nomdns"},
 			[]interface{}{testCfgFile.Name(), "true"},
 			dot.NetworkConfig{
-				Port:        testCfg.Network.Port,
-				Bootnodes:   testCfg.Network.Bootnodes,
-				ProtocolID:  testCfg.Network.ProtocolID,
-				NoBootstrap: testCfg.Network.NoBootstrap,
-				NoMDNS:      true,
+				Port:              testCfg.Network.Port,
+				Bootnodes:         testCfg.Network.Bootnodes,
+				ProtocolID:        testCfg.Network.ProtocolID,
+				NoBootstrap:       testCfg.Network.NoBootstrap,
+				NoMDNS:            true,
+				DiscoveryInterval: time.Second * 10,
 			},
 		},
 	}

cmd/gossamer/export.go

@@ -18,6 +18,7 @@ package main
 
 import (
 	"fmt"
+	"time"
 
 	"github.com/ChainSafe/gossamer/dot"
 	ctoml "github.com/ChainSafe/gossamer/dot/config/toml"
@@ -117,11 +118,12 @@ func dotConfigToToml(dcfg *dot.Config) *ctoml.Config {
 	}
 
 	cfg.Network = ctoml.NetworkConfig{
-		Port:        dcfg.Network.Port,
-		Bootnodes:   dcfg.Network.Bootnodes,
-		ProtocolID:  dcfg.Network.ProtocolID,
-		NoBootstrap: dcfg.Network.NoBootstrap,
-		NoMDNS:      dcfg.Network.NoMDNS,
+		Port:              dcfg.Network.Port,
+		Bootnodes:         dcfg.Network.Bootnodes,
+		ProtocolID:        dcfg.Network.ProtocolID,
+		NoBootstrap:       dcfg.Network.NoBootstrap,
+		NoMDNS:            dcfg.Network.NoMDNS,
+		DiscoveryInterval: int(dcfg.Network.DiscoveryInterval / time.Second),
 	}
 
 	cfg.RPC = ctoml.RPCConfig{

dot/config.go

@@ -18,6 +18,7 @@ package dot
 
 import (
 	"encoding/json"
+	"time"
 
 	"github.com/ChainSafe/gossamer/chain/dev"
 	"github.com/ChainSafe/gossamer/chain/gssmr"
@@ -82,14 +83,15 @@ type AccountConfig struct {
 
 // NetworkConfig is to marshal/unmarshal toml network config vars
 type NetworkConfig struct {
-	Port            uint32
-	Bootnodes       []string
-	ProtocolID      string
-	NoBootstrap     bool
-	NoMDNS          bool
-	MinPeers        int
-	MaxPeers        int
-	PersistentPeers []string
+	Port              uint32
+	Bootnodes         []string
+	ProtocolID        string
+	NoBootstrap       bool
+	NoMDNS            bool
+	MinPeers          int
+	MaxPeers          int
+	PersistentPeers   []string
+	DiscoveryInterval time.Duration
 }
 
 // CoreConfig is to marshal/unmarshal toml core config vars
@@ -166,10 +168,11 @@ func GssmrConfig() *Config {
 			WasmInterpreter:  gssmr.DefaultWasmInterpreter,
 		},
 		Network: NetworkConfig{
-			Port:        gssmr.DefaultNetworkPort,
-			Bootnodes:   gssmr.DefaultNetworkBootnodes,
-			NoBootstrap: gssmr.DefaultNoBootstrap,
-			NoMDNS:      gssmr.DefaultNoMDNS,
+			Port:              gssmr.DefaultNetworkPort,
+			Bootnodes:         gssmr.DefaultNetworkBootnodes,
+			NoBootstrap:       gssmr.DefaultNoBootstrap,
+			NoMDNS:            gssmr.DefaultNoMDNS,
+			DiscoveryInterval: gssmr.DefaultDiscoveryInterval,
 		},
 		RPC: RPCConfig{
 			Port:    gssmr.DefaultRPCHTTPPort,

dot/config/toml/config.go

@@ -63,14 +63,15 @@ type AccountConfig struct {
 
 // NetworkConfig is to marshal/unmarshal toml network config vars
 type NetworkConfig struct {
-	Port            uint32   `toml:"port,omitempty"`
-	Bootnodes       []string `toml:"bootnodes,omitempty"`
-	ProtocolID      string   `toml:"protocol,omitempty"`
-	NoBootstrap     bool     `toml:"nobootstrap,omitempty"`
-	NoMDNS          bool     `toml:"nomdns,omitempty"`
-	MinPeers        int      `toml:"min-peers,omitempty"`
-	MaxPeers        int      `toml:"max-peers,omitempty"`
-	PersistentPeers []string `toml:"persistent-peers,omitempty"`
+	Port              uint32   `toml:"port,omitempty"`
+	Bootnodes         []string `toml:"bootnodes,omitempty"`
+	ProtocolID        string   `toml:"protocol,omitempty"`
+	NoBootstrap       bool     `toml:"nobootstrap,omitempty"`
+	NoMDNS            bool     `toml:"nomdns,omitempty"`
+	MinPeers          int      `toml:"min-peers,omitempty"`
+	MaxPeers          int      `toml:"max-peers,omitempty"`
+	PersistentPeers   []string `toml:"persistent-peers,omitempty"`
+	DiscoveryInterval int      `toml:"discovery-interval,omitempty"`
 }
 
 // CoreConfig is to marshal/unmarshal toml core config vars

dot/network/config.go

@@ -49,6 +49,9 @@ const (
 
 	// DefaultMaxPeerCount is the default maximum peer count
 	DefaultMaxPeerCount = 50
+
+	// DefaultDiscoveryInterval is the default interval for searching for DHT peers
+	DefaultDiscoveryInterval = time.Minute * 5
 )
 
 // DefaultBootnodes the default value for Config.Bootnodes
@@ -86,6 +89,8 @@ type Config struct {
 	MinPeers int
 	MaxPeers int
 
+	DiscoveryInterval time.Duration
+
 	// PersistentPeers is a list of multiaddrs which the node should remain connected to
 	PersistentPeers []string
 

dot/network/service.go

@@ -128,6 +128,10 @@ func NewService(cfg *Config) (*Service, error) {
 		cfg.MaxPeers = DefaultMaxPeerCount
 	}
 
+	if cfg.DiscoveryInterval > 0 {
+		connectToPeersTimeout = cfg.DiscoveryInterval
+	}
+
 	// create a new host instance
 	host, err := newHost(ctx, cfg)
 	if err != nil {

dot/services.go

@@ -291,19 +291,20 @@ func createNetworkService(cfg *Config, stateSrvc *state.Service) (*network.Servi
 
 	// network service configuation
 	networkConfig := network.Config{
-		LogLvl:          cfg.Log.NetworkLvl,
-		BlockState:      stateSrvc.Block,
-		BasePath:        cfg.Global.BasePath,
-		Roles:           cfg.Core.Roles,
-		Port:            cfg.Network.Port,
-		Bootnodes:       cfg.Network.Bootnodes,
-		ProtocolID:      cfg.Network.ProtocolID,
-		NoBootstrap:     cfg.Network.NoBootstrap,
-		NoMDNS:          cfg.Network.NoMDNS,
-		MinPeers:        cfg.Network.MinPeers,
-		MaxPeers:        cfg.Network.MaxPeers,
-		PublishMetrics:  cfg.Global.PublishMetrics,
-		PersistentPeers: cfg.Network.PersistentPeers,
+		LogLvl:            cfg.Log.NetworkLvl,
+		BlockState:        stateSrvc.Block,
+		BasePath:          cfg.Global.BasePath,
+		Roles:             cfg.Core.Roles,
+		Port:              cfg.Network.Port,
+		Bootnodes:         cfg.Network.Bootnodes,
+		ProtocolID:        cfg.Network.ProtocolID,
+		NoBootstrap:       cfg.Network.NoBootstrap,
+		NoMDNS:            cfg.Network.NoMDNS,
+		MinPeers:          cfg.Network.MinPeers,
+		MaxPeers:          cfg.Network.MaxPeers,
+		PublishMetrics:    cfg.Global.PublishMetrics,
+		PersistentPeers:   cfg.Network.PersistentPeers,
+		DiscoveryInterval: cfg.Network.DiscoveryInterval,
 	}
 
 	networkSrvc, err := network.NewService(&networkConfig)