Add Prater config (#8613)

* Add Prater config

* Register flag everywhere

* gofmt

* Apply suggestions from code review

Co-authored-by: terence tsao <terence@prysmaticlabs.com>

* Update shared/params/testnet_prater_config.go

Co-authored-by: terence tsao <terence@prysmaticlabs.com>

Co-authored-by: Raul Jordan <raul@prysmaticlabs.com>
Co-authored-by: terence tsao <terence@prysmaticlabs.com>

cmd/validator/accounts/accounts.go

@@ -30,6 +30,7 @@ var Commands = &cli.Command{
 				featureconfig.Mainnet,
 				featureconfig.PyrmontTestnet,
 				featureconfig.ToledoTestnet,
+				featureconfig.PraterTestnet,
 				cmd.AcceptTosFlag,
 			}),
 			Before: func(cliCtx *cli.Context) error {
@@ -64,6 +65,7 @@ var Commands = &cli.Command{
 				featureconfig.Mainnet,
 				featureconfig.PyrmontTestnet,
 				featureconfig.ToledoTestnet,
+				featureconfig.PraterTestnet,
 				cmd.AcceptTosFlag,
 			}),
 			Before: func(cliCtx *cli.Context) error {
@@ -95,6 +97,7 @@ var Commands = &cli.Command{
 				featureconfig.Mainnet,
 				featureconfig.PyrmontTestnet,
 				featureconfig.ToledoTestnet,
+				featureconfig.PraterTestnet,
 				cmd.AcceptTosFlag,
 			}),
 			Before: func(cliCtx *cli.Context) error {
@@ -123,6 +126,7 @@ var Commands = &cli.Command{
 				featureconfig.Mainnet,
 				featureconfig.PyrmontTestnet,
 				featureconfig.ToledoTestnet,
+				featureconfig.PraterTestnet,
 				cmd.AcceptTosFlag,
 			}),
 			Before: func(cliCtx *cli.Context) error {
@@ -157,6 +161,7 @@ var Commands = &cli.Command{
 				featureconfig.Mainnet,
 				featureconfig.PyrmontTestnet,
 				featureconfig.ToledoTestnet,
+				featureconfig.PraterTestnet,
 				cmd.AcceptTosFlag,
 			}),
 			Before: func(cliCtx *cli.Context) error {

cmd/validator/slashing-protection/slashing-protection.go

@@ -42,6 +42,7 @@ var Commands = &cli.Command{
 				featureconfig.Mainnet,
 				featureconfig.PyrmontTestnet,
 				featureconfig.ToledoTestnet,
+				featureconfig.PraterTestnet,
 				cmd.AcceptTosFlag,
 			}),
 			Before: func(cliCtx *cli.Context) error {

cmd/validator/wallet/wallet.go

@@ -36,6 +36,7 @@ var Commands = &cli.Command{
 				featureconfig.Mainnet,
 				featureconfig.PyrmontTestnet,
 				featureconfig.ToledoTestnet,
+				featureconfig.PraterTestnet,
 				cmd.AcceptTosFlag,
 			}),
 			Before: func(cliCtx *cli.Context) error {
@@ -66,6 +67,7 @@ var Commands = &cli.Command{
 				featureconfig.Mainnet,
 				featureconfig.PyrmontTestnet,
 				featureconfig.ToledoTestnet,
+				featureconfig.PraterTestnet,
 				cmd.AcceptTosFlag,
 			}),
 			Before: func(cliCtx *cli.Context) error {
@@ -95,6 +97,7 @@ var Commands = &cli.Command{
 				featureconfig.Mainnet,
 				featureconfig.PyrmontTestnet,
 				featureconfig.ToledoTestnet,
+				featureconfig.PraterTestnet,
 				cmd.AcceptTosFlag,
 			}),
 			Before: func(cliCtx *cli.Context) error {

shared/featureconfig/config.go

@@ -121,6 +121,12 @@ func configureTestnet(ctx *cli.Context, cfg *Flags) {
 		params.UsePyrmontConfig()
 		params.UsePyrmontNetworkConfig()
 		cfg.PyrmontTestnet = true
+	} else if ctx.Bool(PraterTestnet.Name) {
+		log.Warn("Running on the Prater Testnet")
+		params.UsePraterConfig()
+		params.UsePraterNetworkConfig()
+		// TODO(8612): Define bootstrap nodes.
+		log.Error("No bootnodes are defined by default for Prater")
 	} else {
 		log.Warn("Running on ETH2 Mainnet")
 		params.UseMainnetConfig()

shared/featureconfig/flags.go

@@ -17,6 +17,11 @@ var (
 		Name:  "pyrmont",
 		Usage: "This defines the flag through which we can run on the Pyrmont Multiclient Testnet",
 	}
+	// PraterTestnet flag for the multiclient eth2 testnet.
+	PraterTestnet = &cli.BoolFlag{
+		Name:  "prater",
+		Usage: "Run Prysm configured for the Prater test network",
+	}
 	// Mainnet flag for easier tooling, no-op
 	Mainnet = &cli.BoolFlag{
 		Value: true,
@@ -131,6 +136,7 @@ var ValidatorFlags = append(deprecatedFlags, []cli.Flag{
 	disableAttestingHistoryDBCache,
 	ToledoTestnet,
 	PyrmontTestnet,
+	PraterTestnet,
 	Mainnet,
 	disableAccountsV2,
 	disableBlst,
@@ -143,6 +149,7 @@ var SlasherFlags = append(deprecatedFlags, []cli.Flag{
 	disableLookbackFlag,
 	ToledoTestnet,
 	PyrmontTestnet,
+	PraterTestnet,
 	Mainnet,
 }...)
 
@@ -158,6 +165,7 @@ var BeaconChainFlags = append(deprecatedFlags, []cli.Flag{
 	attestationAggregationStrategy,
 	ToledoTestnet,
 	PyrmontTestnet,
+	PraterTestnet,
 	Mainnet,
 	disableBlst,
 	enablePeerScorer,

shared/params/BUILD.bazel

@@ -13,6 +13,7 @@ go_library(
         "minimal_config.go",
         "network_config.go",
         "testnet_e2e_config.go",
+        "testnet_prater_config.go",
         "testnet_pyrmont_config.go",
         "testnet_toledo_config.go",
         "testutils.go",
@@ -22,6 +23,7 @@ go_library(
     visibility = ["//visibility:public"],
     deps = [
         "//shared/bytesutil:go_default_library",
+        "@com_github_ethereum_go_ethereum//params:go_default_library",
         "@com_github_mohae_deepcopy//:go_default_library",
         "@com_github_prysmaticlabs_eth2_types//:go_default_library",
         "@com_github_sirupsen_logrus//:go_default_library",

shared/params/testnet_prater_config.go

@@ -0,0 +1,37 @@
+package params
+
+import (
+	eth1Params "github.com/ethereum/go-ethereum/params"
+)
+
+// UsePraterNetworkConfig uses the Prater specific
+// network config.
+func UsePraterNetworkConfig() {
+	cfg := BeaconNetworkConfig().Copy()
+	cfg.ContractDeploymentBlock = 4367322
+	cfg.BootstrapNodes = []string{
+		// TODO(8612): Define bootstrap nodes.
+	}
+	OverrideBeaconNetworkConfig(cfg)
+}
+
+// UsePraterConfig sets the main beacon chain
+// config for Prater.
+func UsePraterConfig() {
+	beaconConfig = PraterConfig()
+}
+
+// PraterConfig defines the config for the
+// Prater testnet.
+func PraterConfig() *BeaconChainConfig {
+	cfg := MainnetConfig().Copy()
+	cfg.MinGenesisTime = 1614588812
+	cfg.GenesisDelay = 1919188
+	cfg.ConfigName = ConfigNames[Prater]
+	cfg.GenesisForkVersion = []byte{0x00, 0x00, 0x10, 0x20}
+	cfg.SecondsPerETH1Block = 14
+	cfg.DepositChainID = eth1Params.GoerliChainConfig.ChainID.Uint64()
+	cfg.DepositNetworkID = eth1Params.GoerliChainConfig.ChainID.Uint64()
+	cfg.DepositContractAddress = "0xff50ed3d0ec03ac01d4c79aad74928bff48a7b2b"
+	return cfg
+}

shared/params/values.go

@@ -5,6 +5,7 @@ const (
 	EndToEnd
 	Pyrmont
 	Toledo
+	Prater
 )
 
 // ConfigNames provides network configuration names.
@@ -13,6 +14,7 @@ var ConfigNames = map[configName]string{
 	EndToEnd: "end-to-end",
 	Pyrmont:  "pyrmont",
 	Toledo:   "toledo",
+	Prater:   "prater",
 }
 
 type configName = int