feat: add --chain dev option (ChainSafe#1561)

chain/dev/config.toml

@@ -0,0 +1,39 @@
+[global]
+basepath = "~/.gossamer/dev"
+log = "info"
+metrics-port = 9876
+
+[log]
+core = ""
+network = ""
+rpc = ""
+state = ""
+runtime = ""
+babe = ""
+grandpa = ""
+sync = ""
+
+[init]
+genesis = "./chain/dev/genesis-spec.json"
+
+[account]
+key = "alice"
+unlock = ""
+
+[core]
+roles = 4
+babe-authority = true
+grandpa-authority = true
+
+[network]
+port = 7001
+nobootstrap = false
+nomdns = false
+
+[rpc]
+enabled = true
+ws = true
+port = 8545
+host = "localhost"
+modules = ["system", "author", "chain", "state", "rpc", "grandpa"]
+ws-port = 8546

chain/dev/defaults.go

@@ -0,0 +1,92 @@
+// Copyright 2019 ChainSafe Systems (ON) Corp.
+// This file is part of gossamer.
+//
+// The gossamer library is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// The gossamer library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with the gossamer library. If not, see <http://www.gnu.org/licenses/>.
+
+package dev
+
+import (
+	"github.com/ChainSafe/gossamer/lib/runtime/wasmer"
+	log "github.com/ChainSafe/log15"
+)
+
+var (
+	// GlobalConfig
+
+	// DefaultName is the node name
+	DefaultName = string("Gossamer")
+	// DefaultID is the chain ID
+	DefaultID = string("dev")
+	// DefaultConfig is the toml configuration path
+	DefaultConfig = string("./chain/dev/config.toml")
+	// DefaultBasePath is the node base directory path
+	DefaultBasePath = string("~/.gossamer/dev")
+
+	// DefaultMetricsPort is the metrics server port
+	DefaultMetricsPort = uint32(9876)
+
+	// DefaultLvl is the default log level
+	DefaultLvl = log.LvlInfo
+
+	// InitConfig
+
+	// DefaultGenesis is the default genesis configuration path
+	DefaultGenesis = string("./chain/dev/genesis-spec.json")
+
+	// AccountConfig
+
+	// DefaultKey is the default account key
+	DefaultKey = string("alice")
+	// DefaultUnlock is the account to unlock
+	DefaultUnlock = string("")
+
+	// CoreConfig
+
+	// DefaultAuthority is true if the node is a block producer and a grandpa authority
+	DefaultAuthority = true
+	// DefaultRoles Default node roles
+	DefaultRoles = byte(4) // authority node (see Table D.2)
+	// DefaultBabeAuthority is true if the node is a block producer (overwrites previous settings)
+	DefaultBabeAuthority = true
+	// DefaultGrandpaAuthority is true if the node is a grandpa authority (overwrites previous settings)
+	DefaultGrandpaAuthority = true
+	// DefaultWasmInterpreter is the name of the wasm interpreter to use by default
+	DefaultWasmInterpreter = wasmer.Name
+
+	// NetworkConfig
+
+	// DefaultNetworkPort network port
+	DefaultNetworkPort = uint32(7001)
+	// DefaultNetworkBootnodes network bootnodes
+	DefaultNetworkBootnodes = []string(nil)
+	// DefaultNoBootstrap disables bootstrap
+	DefaultNoBootstrap = false
+	// DefaultNoMDNS disables mDNS discovery
+	DefaultNoMDNS = false
+
+	// RPCConfig
+
+	// DefaultRPCHTTPHost rpc host
+	DefaultRPCHTTPHost = string("localhost")
+	// DefaultRPCHTTPPort rpc port
+	DefaultRPCHTTPPort = uint32(8545)
+	// DefaultRPCModules rpc modules
+	DefaultRPCModules = []string{"system", "author", "chain", "state", "rpc", "grandpa"}
+	// DefaultRPCWSPort rpc websocket port
+	DefaultRPCWSPort = uint32(8546)
+	// DefaultRPCEnabled enables the RPC server
+	DefaultRPCEnabled = true
+	// DefaultWSEnabled enables the WS server
+	DefaultWSEnabled = true
+)

cmd/gossamer/config.go

@@ -44,10 +44,12 @@ var (
 	defaultGssmrConfigPath    = "./chain/gssmr/config.toml"
 	defaultKusamaConfigPath   = "./chain/kusama/config.toml"
 	defaultPolkadotConfigPath = "./chain/polkadot/config.toml"
+	defaultDevConfigPath      = "./chain/dev/config.toml"
 
 	gossamerName = "gssmr"
 	kusamaName   = "kusama"
 	polkadotName = "polkadot"
+	devName      = "dev"
 )
 
 // loadConfigFile loads a default config file if --chain is specified, a specific
@@ -100,6 +102,11 @@ func setupConfigFromChain(ctx *cli.Context) (*ctoml.Config, *dot.Config, error)
 			tomlCfg = &ctoml.Config{}
 			cfg = dot.PolkadotConfig()
 			err = loadConfig(tomlCfg, defaultPolkadotConfigPath)
+		case devName:
+			logger.Info("loading toml configuration...", "config path", defaultDevConfigPath)
+			tomlCfg = &ctoml.Config{}
+			cfg = dot.DevConfig()
+			err = loadConfig(tomlCfg, defaultDevConfigPath)
 		default:
 			return nil, nil, fmt.Errorf("unknown chain id provided: %s", id)
 		}
@@ -572,11 +579,6 @@ func setDotCoreConfig(ctx *cli.Context, tomlCfg ctoml.CoreConfig, cfg *dot.CoreC
 		cfg.GrandpaAuthority = false
 	}
 
-	if tomlCfg.BabeThresholdDenominator != 0 {
-		cfg.BabeThresholdDenominator = tomlCfg.BabeThresholdDenominator
-		cfg.BabeThresholdNumerator = tomlCfg.BabeThresholdNumerator
-	}
-
 	switch tomlCfg.WasmInterpreter {
 	case wasmer.Name:
 		cfg.WasmInterpreter = wasmer.Name
@@ -596,8 +598,6 @@ func setDotCoreConfig(ctx *cli.Context, tomlCfg ctoml.CoreConfig, cfg *dot.CoreC
 		"babe-authority", cfg.BabeAuthority,
 		"grandpa-authority", cfg.GrandpaAuthority,
 		"epoch-length", cfg.EpochLength,
-		"babe-threshold-numerator", cfg.BabeThresholdNumerator,
-		"babe-threshold-denominator", cfg.BabeThresholdDenominator,
 		"wasm-interpreter", cfg.WasmInterpreter,
 	)
 }
@@ -672,7 +672,7 @@ func setDotRPCConfig(ctx *cli.Context, tomlCfg ctoml.RPCConfig, cfg *dot.RPCConf
 	cfg.WSExternal = tomlCfg.WSExternal
 
 	// check --rpc flag and update node configuration
-	if enabled := ctx.GlobalBool(RPCEnabledFlag.Name); enabled {
+	if enabled := ctx.GlobalBool(RPCEnabledFlag.Name); enabled || cfg.Enabled {
 		cfg.Enabled = true
 	} else if ctx.IsSet(RPCEnabledFlag.Name) && !enabled {
 		cfg.Enabled = false
@@ -706,7 +706,7 @@ func setDotRPCConfig(ctx *cli.Context, tomlCfg ctoml.RPCConfig, cfg *dot.RPCConf
 		cfg.WSPort = uint32(wsport)
 	}
 
-	if WS := ctx.GlobalBool(WSFlag.Name); WS {
+	if WS := ctx.GlobalBool(WSFlag.Name); WS || cfg.WS {
 		cfg.WS = true
 	} else if ctx.IsSet(WSFlag.Name) && !WS {
 		cfg.WS = false

cmd/gossamer/config_test.go

@@ -62,6 +62,12 @@ func TestConfigFromChainFlag(t *testing.T) {
 			[]interface{}{"polkadot", dot.PolkadotConfig().Global.Name},
 			dot.PolkadotConfig(),
 		},
+		{
+			"Test gossamer --chain dev",
+			[]string{"chain", "name"},
+			[]interface{}{"dev", dot.DevConfig().Global.Name},
+			dot.DevConfig(),
+		},
 	}
 
 	for _, c := range testcases {
@@ -751,9 +757,6 @@ func TestUpdateConfigFromGenesisJSON_Default(t *testing.T) {
 		System:  testCfg.System,
 	}
 
-	expected.Core.BabeThresholdNumerator = 0
-	expected.Core.BabeThresholdDenominator = 0
-
 	cfg, err := createDotConfig(ctx)
 	require.Nil(t, err)
 	updateDotConfigFromGenesisJSONRaw(*dotConfigToToml(testCfg), cfg)
@@ -812,8 +815,6 @@ func TestUpdateConfigFromGenesisData(t *testing.T) {
 	require.Nil(t, err)
 
 	cfg.Init.Genesis = genFile.Name()
-	expected.Core.BabeThresholdNumerator = 0
-	expected.Core.BabeThresholdDenominator = 0
 
 	db, err := chaindb.NewBadgerDB(&chaindb.Config{
 		DataDir: cfg.Global.BasePath,
@@ -851,8 +852,6 @@ func TestGlobalNodeName_WhenNodeAlreadyHasStoredName(t *testing.T) {
 	cfg.Core.Roles = types.FullNodeRole
 	cfg.Core.BabeAuthority = false
 	cfg.Core.GrandpaAuthority = false
-	cfg.Core.BabeThresholdNumerator = 0
-	cfg.Core.BabeThresholdDenominator = 0
 	cfg.Init.Genesis = genPath
 
 	err := dot.InitNode(cfg)

cmd/gossamer/export.go

@@ -107,13 +107,11 @@ func dotConfigToToml(dcfg *dot.Config) *ctoml.Config {
 	}
 
 	cfg.Core = ctoml.CoreConfig{
-		Roles:                    dcfg.Core.Roles,
-		BabeAuthority:            dcfg.Core.BabeAuthority,
-		GrandpaAuthority:         dcfg.Core.GrandpaAuthority,
-		EpochLength:              dcfg.Core.EpochLength,
-		BabeThresholdNumerator:   dcfg.Core.BabeThresholdNumerator,
-		BabeThresholdDenominator: dcfg.Core.BabeThresholdDenominator,
-		SlotDuration:             dcfg.Core.SlotDuration,
+		Roles:            dcfg.Core.Roles,
+		BabeAuthority:    dcfg.Core.BabeAuthority,
+		GrandpaAuthority: dcfg.Core.GrandpaAuthority,
+		EpochLength:      dcfg.Core.EpochLength,
+		SlotDuration:     dcfg.Core.SlotDuration,
 	}
 
 	cfg.Network = ctoml.NetworkConfig{

cmd/gossamer/main_test.go

@@ -214,6 +214,7 @@ func TestMain(m *testing.M) {
 	defaultGssmrConfigPath = "../../chain/gssmr/config.toml"
 	defaultKusamaConfigPath = "../../chain/kusama/config.toml"
 	defaultPolkadotConfigPath = "../../chain/polkadot/config.toml"
+	defaultDevConfigPath = "../../chain/dev/config.toml"
 	os.Exit(m.Run())
 }
 

dot/config.go

@@ -19,6 +19,7 @@ package dot
 import (
 	"encoding/json"
 
+	"github.com/ChainSafe/gossamer/chain/dev"
 	"github.com/ChainSafe/gossamer/chain/gssmr"
 	"github.com/ChainSafe/gossamer/chain/kusama"
 	"github.com/ChainSafe/gossamer/chain/polkadot"
@@ -90,14 +91,12 @@ type NetworkConfig struct {
 
 // CoreConfig is to marshal/unmarshal toml core config vars
 type CoreConfig struct {
-	Roles                    byte
-	BabeAuthority            bool
-	GrandpaAuthority         bool
-	BabeThresholdNumerator   uint64
-	BabeThresholdDenominator uint64
-	SlotDuration             uint64
-	EpochLength              uint64
-	WasmInterpreter          string
+	Roles            byte
+	BabeAuthority    bool
+	GrandpaAuthority bool
+	SlotDuration     uint64
+	EpochLength      uint64
+	WasmInterpreter  string
 }
 
 // RPCConfig is to marshal/unmarshal toml RPC config vars
@@ -266,3 +265,53 @@ func PolkadotConfig() *Config {
 		},
 	}
 }
+
+// DevConfig returns the configuration for a development chain
+func DevConfig() *Config {
+	return &Config{
+		Global: GlobalConfig{
+			Name:        dev.DefaultName,
+			ID:          dev.DefaultID,
+			BasePath:    dev.DefaultBasePath,
+			LogLvl:      dev.DefaultLvl,
+			MetricsPort: dev.DefaultMetricsPort,
+		},
+		Log: LogConfig{
+			CoreLvl:           dev.DefaultLvl,
+			SyncLvl:           dev.DefaultLvl,
+			NetworkLvl:        dev.DefaultLvl,
+			RPCLvl:            dev.DefaultLvl,
+			StateLvl:          dev.DefaultLvl,
+			RuntimeLvl:        dev.DefaultLvl,
+			BlockProducerLvl:  dev.DefaultLvl,
+			FinalityGadgetLvl: dev.DefaultLvl,
+		},
+		Init: InitConfig{
+			Genesis: dev.DefaultGenesis,
+		},
+		Account: AccountConfig{
+			Key:    dev.DefaultKey,
+			Unlock: dev.DefaultUnlock,
+		},
+		Core: CoreConfig{
+			Roles:            dev.DefaultRoles,
+			BabeAuthority:    dev.DefaultBabeAuthority,
+			GrandpaAuthority: dev.DefaultGrandpaAuthority,
+			WasmInterpreter:  dev.DefaultWasmInterpreter,
+		},
+		Network: NetworkConfig{
+			Port:        dev.DefaultNetworkPort,
+			Bootnodes:   dev.DefaultNetworkBootnodes,
+			NoBootstrap: dev.DefaultNoBootstrap,
+			NoMDNS:      dev.DefaultNoMDNS,
+		},
+		RPC: RPCConfig{
+			Port:    dev.DefaultRPCHTTPPort,
+			Host:    dev.DefaultRPCHTTPHost,
+			Modules: dev.DefaultRPCModules,
+			WSPort:  dev.DefaultRPCWSPort,
+			Enabled: dev.DefaultRPCEnabled,
+			WS:      dev.DefaultWSEnabled,
+		},
+	}
+}

dot/config/toml/config.go

@@ -73,14 +73,12 @@ type NetworkConfig struct {
 
 // CoreConfig is to marshal/unmarshal toml core config vars
 type CoreConfig struct {
-	Roles                    byte   `toml:"roles,omitempty"`
-	BabeAuthority            bool   `toml:"babe-authority"`
-	GrandpaAuthority         bool   `toml:"grandpa-authority"`
-	BabeThresholdNumerator   uint64 `toml:"babe-threshold-numerator,omitempty"`
-	BabeThresholdDenominator uint64 `toml:"babe-threshold-denominator,omitempty"`
-	SlotDuration             uint64 `toml:"slot-duration,omitempty"`
-	EpochLength              uint64 `toml:"epoch-length,omitempty"`
-	WasmInterpreter          string `toml:"wasm-interpreter,omitempty"`
+	Roles            byte   `toml:"roles,omitempty"`
+	BabeAuthority    bool   `toml:"babe-authority"`
+	GrandpaAuthority bool   `toml:"grandpa-authority"`
+	SlotDuration     uint64 `toml:"slot-duration,omitempty"`
+	EpochLength      uint64 `toml:"epoch-length,omitempty"`
+	WasmInterpreter  string `toml:"wasm-interpreter,omitempty"`
 }
 
 // RPCConfig is to marshal/unmarshal toml RPC config vars

dot/node.go

@@ -93,11 +93,6 @@ func InitNode(cfg *Config) error {
 	// create new state service
 	stateSrvc := state.NewService(cfg.Global.BasePath, cfg.Global.LogLvl)
 
-	if cfg.Core.BabeThresholdDenominator != 0 {
-		stateSrvc.BabeThresholdNumerator = cfg.Core.BabeThresholdNumerator
-		stateSrvc.BabeThresholdDenominator = cfg.Core.BabeThresholdDenominator
-	}
-
 	// initialise state service with genesis data, block, and trie
 	err = stateSrvc.Initialise(gen, header, t)
 	if err != nil {
@@ -164,7 +159,7 @@ func NodeInitialized(basepath string, expected bool) bool {
 	// load genesis data from initialised node database
 	_, err = state.NewBaseState(db).LoadGenesisData()
 	if err != nil {
-		logger.Warn(
+		logger.Debug(
 			"node has not been initialised",
 			"basepath", basepath,
 			"error", err,