feat: implement randomness module

app/app.go

@@ -51,6 +51,7 @@ import (
 	servertypes "github.com/cosmos/cosmos-sdk/server/types"
 	"github.com/cosmos/cosmos-sdk/std"
 	sdk "github.com/cosmos/cosmos-sdk/types"
+	"github.com/cosmos/cosmos-sdk/types/mempool"
 	"github.com/cosmos/cosmos-sdk/types/module"
 	"github.com/cosmos/cosmos-sdk/version"
 	"github.com/cosmos/cosmos-sdk/x/auth"
@@ -302,7 +303,12 @@ func NewApp(
 	std.RegisterLegacyAminoCodec(legacyAmino)
 	std.RegisterInterfaces(interfaceRegistry)
 
+	// TO-DO
 	// building BaseApp
+	nonceMempool := mempool.NewSenderNonceMempool()
+	mempoolOpt := baseapp.SetMempool(nonceMempool)
+	baseAppOptions = append(baseAppOptions, mempoolOpt)
+
 	bApp := baseapp.NewBaseApp(Name, logger, db, txConfig.TxDecoder(), baseAppOptions...)
 	bApp.SetCommitMultiStoreTracer(traceStore)
 	bApp.SetVersion(version.Version)
@@ -793,7 +799,6 @@ func NewApp(
 		vestingtypes.ModuleName,
 		consensusparamtypes.ModuleName,
 		circuittypes.ModuleName,
-		wasmstoragetypes.ModuleName,
 		// ibc modules
 		capabilitytypes.ModuleName,
 		ibctransfertypes.ModuleName,
@@ -862,10 +867,10 @@ func NewApp(
 
 	// Pseudorandomness beacon
 	app.SetPrepareProposal(
-		randomnesskeeper.PrepareProposalHandler(txConfig, app.RandomnessKeeper),
+		randomnesskeeper.PrepareProposalHandler(txConfig, app.RandomnessKeeper, app.AccountKeeper, app.StakingKeeper, nonceMempool),
 	)
 	app.SetProcessProposal(
-		randomnesskeeper.ProcessProposalHandler(txConfig, app.RandomnessKeeper),
+		randomnesskeeper.ProcessProposalHandler(txConfig, app.RandomnessKeeper, app.StakingKeeper),
 	)
 
 	if loadLatest {

cmd/seda-chaind/cmd/init.go

@@ -12,6 +12,7 @@ import (
 	"github.com/spf13/cobra"
 
 	cfg "github.com/cometbft/cometbft/config"
+	"github.com/cometbft/cometbft/crypto/secp256k1"
 	cmtos "github.com/cometbft/cometbft/libs/os"
 	"github.com/cometbft/cometbft/privval"
 	"github.com/cometbft/cometbft/types"
@@ -64,7 +65,21 @@ func readInMnemonic(cmd *cobra.Command) (string, error) {
 	return mnemonic, nil
 }
 
-// If validator key file exists, create and save an empty validator state file.
+func generateValidatorWithSecp256k1Key(config *cfg.Config) error {
+	pvKeyFile := config.PrivValidatorKeyFile()
+	if err := os.MkdirAll(filepath.Dir(pvKeyFile), 0o777); err != nil {
+		return fmt.Errorf("could not create directory %q: %w", filepath.Dir(pvKeyFile), err)
+	}
+	pvStateFile := config.PrivValidatorStateFile()
+	if err := os.MkdirAll(filepath.Dir(pvStateFile), 0o777); err != nil {
+		return fmt.Errorf("could not create directory %q: %w", filepath.Dir(pvStateFile), err)
+	}
+
+	pv := privval.NewFilePV(secp256k1.GenPrivKey(), config.PrivValidatorKeyFile(), config.PrivValidatorStateFile())
+	pv.Save()
+	return nil
+}
+
 func configureValidatorFiles(config *cfg.Config) error {
 	keyFilePath := config.PrivValidatorKeyFile()
 	if err := os.MkdirAll(filepath.Dir(keyFilePath), 0o777); err != nil {

cmd/seda-chaind/cmd/init_cmds.go

@@ -12,6 +12,7 @@ import (
 
 	cfg "github.com/cometbft/cometbft/config"
 	"github.com/cometbft/cometbft/libs/cli"
+	cmtos "github.com/cometbft/cometbft/libs/os"
 
 	"github.com/cosmos/cosmos-sdk/client"
 	"github.com/cosmos/cosmos-sdk/client/flags"
@@ -81,6 +82,16 @@ func newNetworkCmd(mbm module.BasicManager, defaultNodeHome string) *cobra.Comma
 				initHeight = 1
 			}
 
+			// Before initializing the node, if a mnemonic is not given and
+			// the private validator key file does not exist, create a validator
+			// using a key generated on secp256k1.
+			if len(mnemonic) == 0 && !cmtos.FileExists(config.PrivValidatorKeyFile()) {
+				err = generateValidatorWithSecp256k1Key(config)
+				if err != nil {
+					return err
+				}
+			}
+
 			// initialize node
 			nodeID, _, err := genutil.InitializeNodeValidatorFilesFromMnemonic(config, mnemonic)
 			if err != nil {
@@ -179,12 +190,23 @@ $ %s init join moniker --network devnet
 				return fmt.Errorf("unsupported network type: %s", network)
 			}
 
-			// configure validator files
+			// TO-DO remove (See: https://github.com/sedaprotocol/seda-chain/pull/76#issuecomment-1762303200)
+			// If validator key file exists, create and save an empty validator state file.
 			err = configureValidatorFiles(config)
 			if err != nil {
 				return err
 			}
 
+			// Before initializing the node, if a mnemonic is not given and
+			// the private validator key file does not exist, create a validator
+			// using a key generated on secp256k1.
+			if len(mnemonic) == 0 && !cmtos.FileExists(config.PrivValidatorKeyFile()) {
+				err = generateValidatorWithSecp256k1Key(config)
+				if err != nil {
+					return err
+				}
+			}
+
 			// initialize the node
 			nodeID, _, err := genutil.InitializeNodeValidatorFilesFromMnemonic(config, mnemonic)
 			if err != nil {

go.mod

@@ -32,7 +32,7 @@ require (
 	github.com/hyperledger/burrow v0.34.4
 	github.com/ory/dockertest/v3 v3.10.0
 	github.com/pkg/errors v0.9.1
-	github.com/sedaprotocol/vrf-go v0.0.0-20231128010622-13deb847d981
+	github.com/sedaprotocol/vrf-go v0.0.0-20231202231847-9ca3f58655e6
 	github.com/spf13/cast v1.5.1
 	github.com/spf13/cobra v1.8.0
 	github.com/spf13/pflag v1.0.5
@@ -101,7 +101,7 @@ require (
 	github.com/dustin/go-humanize v1.0.1 // indirect
 	github.com/dvsekhvalnov/jose2go v1.5.0 // indirect
 	github.com/emicklei/dot v1.6.0 // indirect
-	github.com/ethereum/go-ethereum v1.13.4 // indirect
+	github.com/ethereum/go-ethereum v1.13.5 // indirect
 	github.com/fatih/color v1.15.0 // indirect
 	github.com/felixge/httpsnoop v1.0.4 // indirect
 	github.com/fsnotify/fsnotify v1.6.0 // indirect

go.sum

@@ -493,6 +493,8 @@ github.com/envoyproxy/go-control-plane v0.10.2-0.20220325020618-49ff273808a1/go.
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
 github.com/ethereum/go-ethereum v1.13.4 h1:25HJnaWVg3q1O7Z62LaaI6S9wVq8QCw3K88g8wEzrcM=
 github.com/ethereum/go-ethereum v1.13.4/go.mod h1:I0U5VewuuTzvBtVzKo7b3hJzDhXOUtn9mJW7SsIPB0Q=
+github.com/ethereum/go-ethereum v1.13.5 h1:U6TCRciCqZRe4FPXmy1sMGxTfuk8P7u2UoinF3VbaFk=
+github.com/ethereum/go-ethereum v1.13.5/go.mod h1:yMTu38GSuyxaYzQMViqNmQ1s3cE84abZexQmTgenWk0=
 github.com/facebookgo/ensure v0.0.0-20160127193407-b4ab57deab51/go.mod h1:Yg+htXGokKKdzcwhuNDwVvN+uBxDGXJ7G/VN1d8fa64=
 github.com/facebookgo/stack v0.0.0-20160209184415-751773369052/go.mod h1:UbMTZqLaRiH3MsBH8va0n7s1pQYcu3uTb8G4tygF4Zg=
 github.com/facebookgo/subset v0.0.0-20150612182917-8dac2c3c4870/go.mod h1:5tD+neXqOorC30/tWg0LCSkrqj/AR6gu8yY8/fpw1q0=
@@ -1096,6 +1098,8 @@ github.com/sean-/seed v0.0.0-20170313163322-e2103e2c3529/go.mod h1:DxrIzT+xaE7yg
 github.com/seccomp/libseccomp-golang v0.9.2-0.20220502022130-f33da4d89646/go.mod h1:JA8cRccbGaA1s33RQf7Y1+q9gHmZX1yB/z9WDN1C6fg=
 github.com/sedaprotocol/vrf-go v0.0.0-20231128010622-13deb847d981 h1:YmuOnAwJZSBfBwKJrwisACb9jZ4/us8R6A06PxqbKmQ=
 github.com/sedaprotocol/vrf-go v0.0.0-20231128010622-13deb847d981/go.mod h1:cub/hpbOATCymOnKPJVOhuExFhhspWaOJW2nr/yzWUs=
+github.com/sedaprotocol/vrf-go v0.0.0-20231202231847-9ca3f58655e6 h1:GqAxxdvT0bteI0b0Sq3iPDMP6BGlymYjPHCOveK9KH4=
+github.com/sedaprotocol/vrf-go v0.0.0-20231202231847-9ca3f58655e6/go.mod h1:cub/hpbOATCymOnKPJVOhuExFhhspWaOJW2nr/yzWUs=
 github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
 github.com/sirupsen/logrus v1.2.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo=
 github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE=

proto/sedachain/randomness/v1/genesis.proto

@@ -0,0 +1,10 @@
+syntax = "proto3";
+package sedachain.randomness.v1;
+
+import "gogoproto/gogo.proto";
+
+option go_package = "github.com/sedaprotocol/seda-chain/x/randomness/types";
+
+message GenesisState {
+  string seed = 1;
+}

proto/sedachain/randomness/v1/tx.proto

@@ -13,9 +13,9 @@ service Msg {
 message MsgNewSeed {
   option (cosmos.msg.v1.signer) = "proposer";
 
-  string seed = 1;
-  string pi = 2;
-  string proposer = 3;
+  string proposer = 1;
+  string pi = 2; // VRF proof
+  string beta = 3; // VRF hash
 }
 
 message MsgNewSeedResponse {}

scripts/local_setup.sh

@@ -17,15 +17,16 @@ $BIN init new node0
 cat $HOME/.seda-chain/config/genesis.json | jq '.app_state["gov"]["voting_params"]["voting_period"]="30s"' > $HOME/.seda-chain/config/tmp_genesis.json && mv $HOME/.seda-chain/config/tmp_genesis.json $HOME/.seda-chain/config/genesis.json
 cat $HOME/.seda-chain/config/genesis.json | jq '.app_state["gov"]["params"]["voting_period"]="30s"' > $HOME/.seda-chain/config/tmp_genesis.json && mv $HOME/.seda-chain/config/tmp_genesis.json $HOME/.seda-chain/config/genesis.json
 cat $HOME/.seda-chain/config/genesis.json | jq '.app_state["gov"]["params"]["expedited_voting_period"]="15s"' > $HOME/.seda-chain/config/tmp_genesis.json && mv $HOME/.seda-chain/config/tmp_genesis.json $HOME/.seda-chain/config/genesis.json
+cat $HOME/.seda-chain/config/genesis.json | jq '.consensus["params"]["validator"]["pub_key_types"]=["secp256k1"]' > $HOME/.seda-chain/config/tmp_genesis.json && mv $HOME/.seda-chain/config/tmp_genesis.json $HOME/.seda-chain/config/genesis.json
 
 $BIN keys add satoshi --keyring-backend test
 ADDR=$($BIN keys show satoshi --keyring-backend test -a)
 $BIN add-genesis-account $ADDR 100000000000000000seda --keyring-backend test
-$BIN gentx satoshi 10000000000000000seda --keyring-backend test
+$BIN gentx satoshi 10000000000000000seda --keyring-backend test --chain-id sedachain
 
 $BIN keys add acc1 --keyring-backend test
 ADDR=$($BIN keys show acc1 --keyring-backend test -a)
 $BIN add-genesis-account $ADDR 100000000000000000seda --keyring-backend test
 
 $BIN collect-gentxs
-$BIN start
+$BIN start --log_level debug

x/randomness/genesis.go

@@ -0,0 +1,21 @@
+package randomness
+
+import (
+	sdk "github.com/cosmos/cosmos-sdk/types"
+
+	"github.com/sedaprotocol/seda-chain/x/randomness/keeper"
+	"github.com/sedaprotocol/seda-chain/x/randomness/types"
+)
+
+// InitGenesis puts data from genesis state into store.
+func InitGenesis(ctx sdk.Context, k keeper.Keeper, data types.GenesisState) {
+	k.SetSeed(ctx, data.Seed)
+
+}
+
+// ExportGenesis extracts data from store to genesis state.
+func ExportGenesis(ctx sdk.Context, k keeper.Keeper) types.GenesisState {
+	return types.GenesisState{
+		Seed: k.GetSeed(ctx),
+	}
+}