wormhole-foundation_wormhole/node/cmd/guardiand/node.go

package guardiand

import (
	"context"
	"fmt"
	"net"
	_ "net/http/pprof" // #nosec G108 we are using a custom router (`router := mux.NewRouter()`) and thus not automatically expose pprof.
	"os"
	"os/signal"
	"path"
	"runtime"
	"slices"
	"strings"
	"syscall"
	"time"

	"github.com/certusone/wormhole/node/pkg/guardiansigner"
	"github.com/certusone/wormhole/node/pkg/watchers"
	"github.com/certusone/wormhole/node/pkg/watchers/ibc"
	ethcrypto "github.com/ethereum/go-ethereum/crypto"

	"github.com/certusone/wormhole/node/pkg/watchers/cosmwasm"

	"github.com/certusone/wormhole/node/pkg/watchers/algorand"
	"github.com/certusone/wormhole/node/pkg/watchers/aptos"
	"github.com/certusone/wormhole/node/pkg/watchers/evm"
	"github.com/certusone/wormhole/node/pkg/watchers/near"
	"github.com/certusone/wormhole/node/pkg/watchers/solana"
	"github.com/certusone/wormhole/node/pkg/watchers/sui"
	"github.com/certusone/wormhole/node/pkg/wormconn"

	guardianDB "github.com/certusone/wormhole/node/pkg/db"
	"github.com/certusone/wormhole/node/pkg/telemetry"
	"github.com/certusone/wormhole/node/pkg/version"
	"github.com/gagliardetto/solana-go/rpc"
	"go.uber.org/zap/zapcore"

	"github.com/certusone/wormhole/node/pkg/common"
	"github.com/certusone/wormhole/node/pkg/devnet"
	"github.com/certusone/wormhole/node/pkg/node"
	"github.com/certusone/wormhole/node/pkg/p2p"
	"github.com/certusone/wormhole/node/pkg/supervisor"
	promremotew "github.com/certusone/wormhole/node/pkg/telemetry/prom_remote_write"
	"github.com/certusone/wormhole/node/pkg/txverifier"
	libp2p_crypto "github.com/libp2p/go-libp2p/core/crypto"
	"github.com/libp2p/go-libp2p/core/peer"
	"github.com/spf13/cobra"
	"github.com/wormhole-foundation/wormhole/sdk"
	"github.com/wormhole-foundation/wormhole/sdk/vaa"
	"go.uber.org/zap"

	ipfslog "github.com/ipfs/go-log/v2"
)

var (
	p2pNetworkID         *string
	p2pPort              *uint
	p2pBootstrap         *string
	protectedPeers       []string
	additionalPublishers *[]string

	nodeKeyPath *string

	adminSocketPath      *string
	publicGRPCSocketPath *string

	dataDir *string

	statusAddr *string

	guardianKeyPath   *string
	guardianSignerUri *string

	ethRPC      *string
	ethContract *string

	bscRPC      *string
	bscContract *string

	polygonRPC      *string
	polygonContract *string

	fantomRPC      *string
	fantomContract *string

	avalancheRPC      *string
	avalancheContract *string

	oasisRPC      *string
	oasisContract *string

	karuraRPC      *string
	karuraContract *string

	acalaRPC      *string
	acalaContract *string

	klaytnRPC      *string
	klaytnContract *string

	celoRPC      *string
	celoContract *string

	moonbeamRPC      *string
	moonbeamContract *string

	terraWS       *string
	terraLCD      *string
	terraContract *string

	terra2WS       *string
	terra2LCD      *string
	terra2Contract *string

	injectiveWS       *string
	injectiveLCD      *string
	injectiveContract *string

	xplaWS       *string
	xplaLCD      *string
	xplaContract *string

	gatewayWS       *string
	gatewayLCD      *string
	gatewayContract *string

	algorandIndexerRPC   *string
	algorandIndexerToken *string
	algorandAlgodRPC     *string
	algorandAlgodToken   *string
	algorandAppID        *uint64

	nearRPC      *string
	nearContract *string

	wormchainURL *string

	ibcWS             *string
	ibcLCD            *string
	ibcBlockHeightURL *string
	ibcContract       *string

	accountantContract      *string
	accountantWS            *string
	accountantCheckEnabled  *bool
	accountantKeyPath       *string
	accountantKeyPassPhrase *string

	accountantNttContract      *string
	accountantNttKeyPath       *string
	accountantNttKeyPassPhrase *string

	aptosRPC     *string
	aptosAccount *string
	aptosHandle  *string

	movementRPC     *string
	movementAccount *string
	movementHandle  *string

	suiRPC           *string
	suiMoveEventType *string

	solanaRPC          *string
	solanaContract     *string
	solanaShimContract *string

	fogoRPC          *string
	fogoContract     *string
	fogoShimContract *string

	pythnetContract *string
	pythnetRPC      *string
	pythnetWS       *string

	arbitrumRPC      *string
	arbitrumContract *string

	optimismRPC      *string
	optimismContract *string

	baseRPC      *string
	baseContract *string

	scrollRPC      *string
	scrollContract *string

	mantleRPC      *string
	mantleContract *string

	blastRPC      *string
	blastContract *string

	xlayerRPC      *string
	xlayerContract *string

	lineaRPC      *string
	lineaContract *string

	berachainRPC      *string
	berachainContract *string

	snaxchainRPC      *string
	snaxchainContract *string

	unichainRPC      *string
	unichainContract *string

	worldchainRPC      *string
	worldchainContract *string

	monadRPC      *string
	monadContract *string

	inkRPC      *string
	inkContract *string

	hyperEvmRPC      *string
	hyperEvmContract *string

	seiEvmRPC      *string
	seiEvmContract *string

	mezoRPC      *string
	mezoContract *string

	sepoliaRPC      *string
	sepoliaContract *string

	holeskyRPC      *string
	holeskyContract *string

	arbitrumSepoliaRPC      *string
	arbitrumSepoliaContract *string

	baseSepoliaRPC      *string
	baseSepoliaContract *string

	optimismSepoliaRPC      *string
	optimismSepoliaContract *string

	polygonSepoliaRPC      *string
	polygonSepoliaContract *string

	logLevel                *string
	publicRpcLogDetailStr   *string
	publicRpcLogToTelemetry *bool

	unsafeDevMode *bool
	testnetMode   *bool
	nodeName      *string

	publicRPC *string
	publicWeb *string

	tlsHostname *string
	tlsProdEnv  *bool

	disableHeartbeatVerify *bool

	disableTelemetry *bool

	// Loki cloud logging parameters
	telemetryLokiURL *string

	// Prometheus remote write URL
	promRemoteURL *string

	chainGovernorEnabled      *bool
	governorFlowCancelEnabled *bool
	coinGeckoApiKey           *string

	ccqEnabled           *bool
	ccqAllowedRequesters *string
	ccqP2pPort           *uint
	ccqP2pBootstrap      *string
	ccqProtectedPeers    []string
	ccqAllowedPeers      *string
	ccqBackfillCache     *bool

	gatewayRelayerContract      *string
	gatewayRelayerKeyPath       *string
	gatewayRelayerKeyPassPhrase *string

	// This is the externally reachable address advertised over gossip for guardian p2p and ccq p2p.
	gossipAdvertiseAddress *string

	// env is the mode we are running in, Mainnet, Testnet or UnsafeDevnet.
	env common.Environment

	subscribeToVAAs *bool

	// A list of chain IDs that should enable the Transfer Verifier. If empty, Transfer Verifier will not be enabled.
	transferVerifierEnabledChainIDs *[]uint
	// Global variable used to store enabled Chain IDs for Transfer Verification. Contents are parsed from
	// transferVerifierEnabledChainIDs.
	txVerifierChains []vaa.ChainID

	// featureFlags are additional static flags that should be published in P2P heartbeats.
	featureFlags []string
)

func init() {
	p2pNetworkID = NodeCmd.Flags().String("network", "", "P2P network identifier (optional, overrides default for environment)")
	p2pPort = NodeCmd.Flags().Uint("port", p2p.DefaultPort, "P2P UDP listener port")
	p2pBootstrap = NodeCmd.Flags().String("bootstrap", "", "P2P bootstrap peers (optional for mainnet or testnet, overrides default, required for unsafeDevMode)")
	NodeCmd.Flags().StringSliceVarP(&protectedPeers, "protectedPeers", "", []string{}, "")
	additionalPublishers = NodeCmd.Flags().StringArray("additionalPublishEndpoint", []string{}, "defines an alternate publisher as label;url;delay;chains where delay and chains are optional")

	statusAddr = NodeCmd.Flags().String("statusAddr", "[::]:6060", "Listen address for status server (disabled if blank)")

	nodeKeyPath = NodeCmd.Flags().String("nodeKey", "", "Path to node key (will be generated if it doesn't exist)")

	adminSocketPath = NodeCmd.Flags().String("adminSocket", "", "Admin gRPC service UNIX domain socket path")
	publicGRPCSocketPath = NodeCmd.Flags().String("publicGRPCSocket", "", "Public gRPC service UNIX domain socket path")

	dataDir = NodeCmd.Flags().String("dataDir", "", "Data directory")

	guardianKeyPath = NodeCmd.Flags().String("guardianKey", "", "Path to guardian key")
	guardianSignerUri = NodeCmd.Flags().String("guardianSignerUri", "", "Guardian signer URI")
	solanaContract = NodeCmd.Flags().String("solanaContract", "", "Address of the Solana program (required if solanaRpc is specified)")
	solanaShimContract = NodeCmd.Flags().String("solanaShimContract", "", "Address of the Solana shim program")
	fogoContract = NodeCmd.Flags().String("fogoContract", "", "Address of the Fogo program (required if fogoRpc is specified)")
	fogoShimContract = NodeCmd.Flags().String("fogoShimContract", "", "Address of the Fogo shim program")

	ethRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "ethRPC", "Ethereum RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	ethContract = NodeCmd.Flags().String("ethContract", "", "Ethereum contract address")

	bscRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "bscRPC", "Binance Smart Chain RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	bscContract = NodeCmd.Flags().String("bscContract", "", "Binance Smart Chain contract address")

	polygonRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "polygonRPC", "Polygon RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	polygonContract = NodeCmd.Flags().String("polygonContract", "", "Polygon contract address")

	avalancheRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "avalancheRPC", "Avalanche RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	avalancheContract = NodeCmd.Flags().String("avalancheContract", "", "Avalanche contract address")

	oasisRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "oasisRPC", "Oasis RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	oasisContract = NodeCmd.Flags().String("oasisContract", "", "Oasis contract address")

	fantomRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "fantomRPC", "Fantom Websocket RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	fantomContract = NodeCmd.Flags().String("fantomContract", "", "Fantom contract address")

	karuraRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "karuraRPC", "Karura RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	karuraContract = NodeCmd.Flags().String("karuraContract", "", "Karura contract address")

	acalaRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "acalaRPC", "Acala RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	acalaContract = NodeCmd.Flags().String("acalaContract", "", "Acala contract address")

	klaytnRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "klaytnRPC", "Klaytn RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	klaytnContract = NodeCmd.Flags().String("klaytnContract", "", "Klaytn contract address")

	celoRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "celoRPC", "Celo RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	celoContract = NodeCmd.Flags().String("celoContract", "", "Celo contract address")

	moonbeamRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "moonbeamRPC", "Moonbeam RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	moonbeamContract = NodeCmd.Flags().String("moonbeamContract", "", "Moonbeam contract address")

	terraWS = node.RegisterFlagWithValidationOrFail(NodeCmd, "terraWS", "Path to terrad root for websocket connection", "ws://terra-terrad:26657/websocket", []string{"ws", "wss"})
	terraLCD = node.RegisterFlagWithValidationOrFail(NodeCmd, "terraLCD", "Path to LCD service root for http calls", "http://terra-terrad:1317", []string{"http", "https"})
	terraContract = NodeCmd.Flags().String("terraContract", "", "Wormhole contract address on Terra blockchain")

	terra2WS = node.RegisterFlagWithValidationOrFail(NodeCmd, "terra2WS", "Path to terrad root for websocket connection", "ws://terra2-terrad:26657/websocket", []string{"ws", "wss"})
	terra2LCD = node.RegisterFlagWithValidationOrFail(NodeCmd, "terra2LCD", "Path to LCD service root for http calls", "http://terra2-terrad:1317", []string{"http", "https"})
	terra2Contract = NodeCmd.Flags().String("terra2Contract", "", "Wormhole contract address on Terra 2 blockchain")

	injectiveWS = node.RegisterFlagWithValidationOrFail(NodeCmd, "injectiveWS", "Path to root for Injective websocket connection", "ws://injective:26657/websocket", []string{"ws", "wss"})
	injectiveLCD = node.RegisterFlagWithValidationOrFail(NodeCmd, "injectiveLCD", "Path to LCD service root for Injective http calls", "http://injective:1317", []string{"http", "https"})
	injectiveContract = NodeCmd.Flags().String("injectiveContract", "", "Wormhole contract address on Injective blockchain")

	xplaWS = node.RegisterFlagWithValidationOrFail(NodeCmd, "xplaWS", "Path to root for XPLA websocket connection", "ws://xpla:26657/websocket", []string{"ws", "wss"})
	xplaLCD = node.RegisterFlagWithValidationOrFail(NodeCmd, "xplaLCD", "Path to LCD service root for XPLA http calls", "http://xpla:1317", []string{"http", "https"})
	xplaContract = NodeCmd.Flags().String("xplaContract", "", "Wormhole contract address on XPLA blockchain")

	gatewayWS = node.RegisterFlagWithValidationOrFail(NodeCmd, "gatewayWS", "Path to root for Gateway watcher websocket connection", "ws://wormchain:26657/websocket", []string{"ws", "wss"})
	gatewayLCD = node.RegisterFlagWithValidationOrFail(NodeCmd, "gatewayLCD", "Path to LCD service root for Gateway watcher http calls", "http://wormchain:1317", []string{"http", "https"})
	gatewayContract = NodeCmd.Flags().String("gatewayContract", "", "Wormhole contract address on Gateway blockchain")

	algorandIndexerRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "algorandIndexerRPC", "Algorand Indexer RPC URL", "http://algorand:8980", []string{"http", "https"})
	algorandIndexerToken = NodeCmd.Flags().String("algorandIndexerToken", "", "Algorand Indexer access token")
	algorandAlgodRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "algorandAlgodRPC", "Algorand Algod RPC URL", "http://algorand:4001", []string{"http", "https"})
	algorandAlgodToken = NodeCmd.Flags().String("algorandAlgodToken", "", "Algorand Algod access token")
	algorandAppID = NodeCmd.Flags().Uint64("algorandAppID", 0, "Algorand app id")

	nearRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "nearRPC", "Near RPC URL", "http://near:3030", []string{"http", "https"})
	nearContract = NodeCmd.Flags().String("nearContract", "", "Near contract")

	wormchainURL = node.RegisterFlagWithValidationOrFail(NodeCmd, "wormchainURL", "Wormhole-chain gRPC URL", "wormchain:9090", []string{""})

	ibcWS = node.RegisterFlagWithValidationOrFail(NodeCmd, "ibcWS", "Websocket used to listen to the IBC receiver smart contract on wormchain", "ws://wormchain:26657/websocket", []string{"ws", "wss"})
	ibcLCD = node.RegisterFlagWithValidationOrFail(NodeCmd, "ibcLCD", "Path to LCD service root for http calls", "http://wormchain:1317", []string{"http", "https"})
	ibcBlockHeightURL = node.RegisterFlagWithValidationOrFail(NodeCmd, "ibcBlockHeightURL", "Optional URL to query for the block height (generated from ibcWS if not specified)", "http://wormchain:1317", []string{"http", "https"})
	ibcContract = NodeCmd.Flags().String("ibcContract", "", "Address of the IBC smart contract on wormchain")

	accountantWS = node.RegisterFlagWithValidationOrFail(NodeCmd, "accountantWS", "Websocket used to listen to the accountant smart contract on wormchain", "http://wormchain:26657", []string{"http", "https"})
	accountantContract = NodeCmd.Flags().String("accountantContract", "", "Address of the accountant smart contract on wormchain")
	accountantKeyPath = NodeCmd.Flags().String("accountantKeyPath", "", "path to accountant private key for signing transactions")
	accountantKeyPassPhrase = NodeCmd.Flags().String("accountantKeyPassPhrase", "", "pass phrase used to unarmor the accountant key file")
	accountantCheckEnabled = NodeCmd.Flags().Bool("accountantCheckEnabled", false, "Should accountant be enforced on transfers")

	accountantNttContract = NodeCmd.Flags().String("accountantNttContract", "", "Address of the NTT accountant smart contract on wormchain")
	accountantNttKeyPath = NodeCmd.Flags().String("accountantNttKeyPath", "", "path to NTT accountant private key for signing transactions")
	accountantNttKeyPassPhrase = NodeCmd.Flags().String("accountantNttKeyPassPhrase", "", "pass phrase used to unarmor the NTT accountant key file")

	aptosRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "aptosRPC", "Aptos RPC URL", "http://aptos:8080", []string{"http", "https"})
	aptosAccount = NodeCmd.Flags().String("aptosAccount", "", "aptos account")
	aptosHandle = NodeCmd.Flags().String("aptosHandle", "", "aptos handle")

	movementRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "movementRPC", "Movement RPC URL", "", []string{"http", "https"})
	movementAccount = NodeCmd.Flags().String("movementAccount", "", "movement account")
	movementHandle = NodeCmd.Flags().String("movementHandle", "", "movement handle")

	suiRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "suiRPC", "Sui RPC URL", "http://sui:9000", []string{"http", "https"})
	suiMoveEventType = NodeCmd.Flags().String("suiMoveEventType", "", "Sui move event type for publish_message")

	solanaRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "solanaRPC", "Solana RPC URL (required)", "http://solana-devnet:8899", []string{"http", "https"})
	fogoRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "fogoRPC", "Fogo RPC URL (required)", "http://solana-devnet:8899", []string{"http", "https"})

	pythnetContract = NodeCmd.Flags().String("pythnetContract", "", "Address of the PythNet program (required)")
	pythnetRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "pythnetRPC", "PythNet RPC URL (required)", "http://pythnet.rpcpool.com", []string{"http", "https"})
	pythnetWS = node.RegisterFlagWithValidationOrFail(NodeCmd, "pythnetWS", "PythNet WS URL", "wss://pythnet.rpcpool.com", []string{"ws", "wss"})

	arbitrumRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "arbitrumRPC", "Arbitrum RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	arbitrumContract = NodeCmd.Flags().String("arbitrumContract", "", "Arbitrum contract address")

	sepoliaRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "sepoliaRPC", "Sepolia RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	sepoliaContract = NodeCmd.Flags().String("sepoliaContract", "", "Sepolia contract address")

	holeskyRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "holeskyRPC", "Holesky RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	holeskyContract = NodeCmd.Flags().String("holeskyContract", "", "Holesky contract address")

	optimismRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "optimismRPC", "Optimism RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	optimismContract = NodeCmd.Flags().String("optimismContract", "", "Optimism contract address")

	scrollRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "scrollRPC", "Scroll RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	scrollContract = NodeCmd.Flags().String("scrollContract", "", "Scroll contract address")

	mantleRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "mantleRPC", "Mantle RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	mantleContract = NodeCmd.Flags().String("mantleContract", "", "Mantle contract address")

	blastRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "blastRPC", "Blast RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	blastContract = NodeCmd.Flags().String("blastContract", "", "Blast contract address")

	xlayerRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "xlayerRPC", "XLayer RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	xlayerContract = NodeCmd.Flags().String("xlayerContract", "", "XLayer contract address")

	lineaRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "lineaRPC", "Linea RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	lineaContract = NodeCmd.Flags().String("lineaContract", "", "Linea contract address")

	berachainRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "berachainRPC", "Berachain RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	berachainContract = NodeCmd.Flags().String("berachainContract", "", "Berachain contract address")

	snaxchainRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "snaxchainRPC", "Snaxchain RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	snaxchainContract = NodeCmd.Flags().String("snaxchainContract", "", "Snaxchain contract address")

	unichainRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "unichainRPC", "Unichain RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	unichainContract = NodeCmd.Flags().String("unichainContract", "", "Unichain contract address")

	worldchainRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "worldchainRPC", "Worldchain RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	worldchainContract = NodeCmd.Flags().String("worldchainContract", "", "Worldchain contract address")

	baseRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "baseRPC", "Base RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	baseContract = NodeCmd.Flags().String("baseContract", "", "Base contract address")

	inkRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "inkRPC", "Ink RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	inkContract = NodeCmd.Flags().String("inkContract", "", "Ink contract address")

	hyperEvmRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "hyperEvmRPC", "HyperEVM RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	hyperEvmContract = NodeCmd.Flags().String("hyperEvmContract", "", "HyperEVM contract address")

	monadRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "monadRPC", "Monad RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	monadContract = NodeCmd.Flags().String("monadContract", "", "Monad contract address")

	seiEvmRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "seiEvmRPC", "SeiEVM RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	seiEvmContract = NodeCmd.Flags().String("seiEvmContract", "", "SeiEVM contract address")

	mezoRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "mezoRPC", "Mezo RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	mezoContract = NodeCmd.Flags().String("mezoContract", "", "Mezo contract address")

	arbitrumSepoliaRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "arbitrumSepoliaRPC", "Arbitrum on Sepolia RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	arbitrumSepoliaContract = NodeCmd.Flags().String("arbitrumSepoliaContract", "", "Arbitrum on Sepolia contract address")

	baseSepoliaRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "baseSepoliaRPC", "Base on Sepolia RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	baseSepoliaContract = NodeCmd.Flags().String("baseSepoliaContract", "", "Base on Sepolia contract address")

	optimismSepoliaRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "optimismSepoliaRPC", "Optimism on Sepolia RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	optimismSepoliaContract = NodeCmd.Flags().String("optimismSepoliaContract", "", "Optimism on Sepolia contract address")

	polygonSepoliaRPC = node.RegisterFlagWithValidationOrFail(NodeCmd, "polygonSepoliaRPC", "Polygon on Sepolia RPC URL", "ws://eth-devnet:8545", []string{"ws", "wss"})
	polygonSepoliaContract = NodeCmd.Flags().String("polygonSepoliaContract", "", "Polygon on Sepolia contract address")

	logLevel = NodeCmd.Flags().String("logLevel", "info", "Logging level (debug, info, warn, error, dpanic, panic, fatal)")
	publicRpcLogDetailStr = NodeCmd.Flags().String("publicRpcLogDetail", "full", "The detail with which public RPC requests shall be logged (none=no logging, minimal=only log gRPC methods, full=log gRPC method, payload (up to 200 bytes) and user agent (up to 200 bytes))")
	publicRpcLogToTelemetry = NodeCmd.Flags().Bool("logPublicRpcToTelemetry", true, "whether or not to include publicRpc request logs in telemetry")

	unsafeDevMode = NodeCmd.Flags().Bool("unsafeDevMode", false, "Launch node in unsafe, deterministic devnet mode")
	testnetMode = NodeCmd.Flags().Bool("testnetMode", false, "Launch node in testnet mode (enables testnet-only features)")
	nodeName = NodeCmd.Flags().String("nodeName", "", "Node name to announce in gossip heartbeats")

	publicRPC = NodeCmd.Flags().String("publicRPC", "", "Listen address for public gRPC interface")
	publicWeb = NodeCmd.Flags().String("publicWeb", "", "Listen address for public REST and gRPC Web interface")

	tlsHostname = NodeCmd.Flags().String("tlsHostname", "", "If set, serve publicWeb as TLS with this hostname using Let's Encrypt")
	tlsProdEnv = NodeCmd.Flags().Bool("tlsProdEnv", false,
		"Use the production Let's Encrypt environment instead of staging")

	disableHeartbeatVerify = NodeCmd.Flags().Bool("disableHeartbeatVerify", false,
		"Disable heartbeat signature verification (useful during network startup)")
	disableTelemetry = NodeCmd.Flags().Bool("disableTelemetry", false,
		"Disable telemetry")

	telemetryLokiURL = NodeCmd.Flags().String("telemetryLokiURL", "", "Loki cloud logging URL")

	promRemoteURL = NodeCmd.Flags().String("promRemoteURL", "", "Prometheus remote write URL (Grafana)")

	chainGovernorEnabled = NodeCmd.Flags().Bool("chainGovernorEnabled", false, "Run the chain governor")
	governorFlowCancelEnabled = NodeCmd.Flags().Bool("governorFlowCancelEnabled", false, "Enable flow cancel on the governor")
	coinGeckoApiKey = NodeCmd.Flags().String("coinGeckoApiKey", "", "CoinGecko Pro API key. If no API key is provided, CoinGecko requests may be throttled or blocked.")

	ccqEnabled = NodeCmd.Flags().Bool("ccqEnabled", false, "Enable cross chain query support")
	ccqAllowedRequesters = NodeCmd.Flags().String("ccqAllowedRequesters", "", "Comma separated list of signers allowed to submit cross chain queries")
	ccqP2pPort = NodeCmd.Flags().Uint("ccqP2pPort", 8996, "CCQ P2P UDP listener port")
	ccqP2pBootstrap = NodeCmd.Flags().String("ccqP2pBootstrap", "", "CCQ P2P bootstrap peers (optional for mainnet or testnet, overrides default, required for unsafeDevMode)")
	NodeCmd.Flags().StringSliceVarP(&ccqProtectedPeers, "ccqProtectedPeers", "", []string{}, "")
	ccqAllowedPeers = NodeCmd.Flags().String("ccqAllowedPeers", "", "CCQ allowed P2P peers (comma-separated)")
	ccqBackfillCache = NodeCmd.Flags().Bool("ccqBackfillCache", true, "Should EVM chains backfill CCQ timestamp cache on startup")
	gossipAdvertiseAddress = NodeCmd.Flags().String("gossipAdvertiseAddress", "", "External IP to advertize on Guardian and CCQ p2p (use if behind a NAT or running in k8s)")

	gatewayRelayerContract = NodeCmd.Flags().String("gatewayRelayerContract", "", "Address of the smart contract on wormchain to receive relayed VAAs")
	gatewayRelayerKeyPath = NodeCmd.Flags().String("gatewayRelayerKeyPath", "", "Path to gateway relayer private key for signing transactions")
	gatewayRelayerKeyPassPhrase = NodeCmd.Flags().String("gatewayRelayerKeyPassPhrase", "", "Pass phrase used to unarmor the gateway relayer key file")

	subscribeToVAAs = NodeCmd.Flags().Bool("subscribeToVAAs", false, "Guardiand should subscribe to incoming signed VAAs, set to true if running a public RPC node")

	transferVerifierEnabledChainIDs = NodeCmd.Flags().UintSlice("transferVerifierEnabledChainIDs", make([]uint, 0), "Transfer Verifier will be enabled for these chain IDs (comma-separated)")
}

var (
	rootCtx       context.Context
	rootCtxCancel context.CancelFunc
)

var (
	configFilename = "guardiand"
	configPath     = "node/config"
	envPrefix      = "GUARDIAND"
)

// "Why would anyone do this?" are famous last words.
//
// We already forcibly override RPC URLs and keys in dev mode to prevent security
// risks from operator error, but an extra warning won't hurt.
const devwarning = `
        +++++++++++++++++++++++++++++++++++++++++++++++++++
        |   NODE IS RUNNING IN INSECURE DEVELOPMENT MODE  |
        |                                                 |
        |      Do not use --unsafeDevMode in prod.        |
        +++++++++++++++++++++++++++++++++++++++++++++++++++

`

// NodeCmd represents the node command
var NodeCmd = &cobra.Command{
	Use:               "node",
	Short:             "Run the guardiand node",
	PersistentPreRunE: initConfig,
	Run:               runNode,
}

// This variable may be overridden by the -X linker flag to "dev" in which case
// we enforce the --unsafeDevMode flag. Only development binaries/docker images
// are distributed. Production binaries are required to be built from source by
// guardians to reduce risk from a compromised builder.
var Build = "prod"

// initConfig initializes the file configuration.
func initConfig(cmd *cobra.Command, args []string) error {
	return node.InitFileConfig(cmd, node.ConfigOptions{
		FilePath:  configPath,
		FileName:  configFilename,
		EnvPrefix: envPrefix,
	})
}

func runNode(cmd *cobra.Command, args []string) {
	if *unsafeDevMode && *testnetMode {
		fmt.Println("Cannot be in unsafeDevMode and testnetMode at the same time.")
	}

	// Determine execution mode
	if *unsafeDevMode {
		env = common.UnsafeDevNet
	} else if *testnetMode {
		env = common.TestNet
	} else {
		env = common.MainNet
	}

	if Build == "dev" && env != common.UnsafeDevNet {
		fmt.Println("This is a development build. --unsafeDevMode must be enabled.")
		os.Exit(1)
	}

	if env == common.UnsafeDevNet {
		fmt.Print(devwarning)
	}

	if env != common.MainNet {
		fmt.Println("Not locking in memory.")
	} else {
		common.LockMemory()
	}

	common.SetRestrictiveUmask()

	// Refuse to run as root in production mode.
	if env != common.UnsafeDevNet && os.Geteuid() == 0 {
		fmt.Println("can't run as uid 0")
		os.Exit(1)
	}

	// Set up logging. The go-log zap wrapper that libp2p uses is compatible with our
	// usage of zap in supervisor, which is nice.
	lvl, err := ipfslog.LevelFromString(*logLevel)
	if err != nil {
		fmt.Println("Invalid log level")
		os.Exit(1)
	}

	if !(*chainGovernorEnabled) && *governorFlowCancelEnabled {
		fmt.Println("Flow cancel can only be enabled when the governor is enabled")
		os.Exit(1)
	}

	logger := zap.New(zapcore.NewCore(
		consoleEncoder{zapcore.NewConsoleEncoder(
			zap.NewDevelopmentEncoderConfig())},
		zapcore.AddSync(zapcore.Lock(os.Stderr)),
		zap.NewAtomicLevelAt(zapcore.Level(lvl))))

	if env == common.UnsafeDevNet {
		// Use the hostname as nodeName. For production, we don't want to do this to
		// prevent accidentally leaking sensitive hostnames.
		hostname, err := os.Hostname()
		if err != nil {
			panic(err)
		}
		*nodeName = hostname

		// Put node name into the log for development.
		logger = logger.Named(*nodeName)
	}

	// Override the default go-log config, which uses a magic environment variable.
	ipfslog.SetAllLoggers(lvl)

	// In devnet mode, we automatically set a number of flags that rely on deterministic keys.
	if env == common.UnsafeDevNet {
		g0key, err := peer.IDFromPrivateKey(devnet.DeterministicP2PPrivKeyByIndex(0))
		if err != nil {
			panic(err)
		}

		// Use the first guardian node as bootstrap
		if *p2pBootstrap == "" {
			*p2pBootstrap = fmt.Sprintf("/dns4/guardian-0.guardian/udp/%d/quic/p2p/%s", *p2pPort, g0key.String())
		}
		if *ccqP2pBootstrap == "" {
			*ccqP2pBootstrap = fmt.Sprintf("/dns4/guardian-0.guardian/udp/%d/quic/p2p/%s", *ccqP2pPort, g0key.String())
		}
		if *p2pNetworkID == "" {
			*p2pNetworkID = p2p.GetNetworkId(env)
		}
	} else { // Mainnet or Testnet.
		// If the network parameters are not specified, use the defaults. Log a warning if they are specified since we want to discourage this.
		// Note that we don't want to prevent it, to allow for network upgrade testing.
		if *p2pNetworkID == "" {
			*p2pNetworkID = p2p.GetNetworkId(env)
		} else {
			logger.Warn("overriding default p2p network ID", zap.String("p2pNetworkID", *p2pNetworkID))
		}
		if *p2pBootstrap == "" {
			*p2pBootstrap, err = p2p.GetBootstrapPeers(env)
			if err != nil {
				logger.Fatal("failed to determine p2p bootstrap peers", zap.String("env", string(env)), zap.Error(err))
			}
		} else {
			logger.Warn("overriding default p2p bootstrap peers", zap.String("p2pBootstrap", *p2pBootstrap))
		}
		if *ccqP2pBootstrap == "" {
			*ccqP2pBootstrap, err = p2p.GetCcqBootstrapPeers(env)
			if err != nil {
				logger.Fatal("failed to determine ccq bootstrap peers", zap.String("env", string(env)), zap.Error(err))
			}
		} else {
			logger.Warn("overriding default ccq bootstrap peers", zap.String("ccqP2pBootstrap", *ccqP2pBootstrap))
		}
	}

	// Verify flags

	if *nodeName == "" && env == common.MainNet {
		logger.Fatal("Please specify --nodeName")
	}
	if *nodeKeyPath == "" && env != common.UnsafeDevNet { // In devnet mode, keys are deterministically generated.
		logger.Fatal("Please specify --nodeKey")
	}
	if *guardianKeyPath == "" {
		// This if-statement is nested, since checking if both are empty at once will always result in the else-branch
		// being executed if at least one is specified. For example, in the case where the signer URI is specified and
		// the guardianKeyPath not, then the else-statement will create an empty `file://` URI.
		if *guardianSignerUri == "" {
			logger.Fatal("Please specify --guardianKey or --guardianSignerUri")
		}
	} else {
		// To avoid confusion, require that only guardianKey or guardianSignerUri can be specified
		if *guardianSignerUri != "" {
			logger.Fatal("Please only specify --guardianKey or --guardianSignerUri")
		}

		// If guardianKeyPath is set, set guardianSignerUri to the file signer URI, pointing to guardianKeyPath.
		// This ensures that the signer-abstracted guardian has backwards compatibility with guardians that would
		// just like to ignore the new guardianSignerUri altogether.
		*guardianSignerUri = fmt.Sprintf("file://%s", *guardianKeyPath)
	}
	if *adminSocketPath == "" {
		logger.Fatal("Please specify --adminSocket")
	}
	if *adminSocketPath == *publicGRPCSocketPath {
		logger.Fatal("--adminSocket must not equal --publicGRPCSocket")
	}
	if (*publicRPC != "" || *publicWeb != "") && *publicGRPCSocketPath == "" {
		logger.Fatal("If either --publicRPC or --publicWeb is specified, --publicGRPCSocket must also be specified")
	}
	if *dataDir == "" {
		logger.Fatal("Please specify --dataDir")
	}

	// Ethereum is required since we use it to get the guardian set. All other chains are optional.
	if *ethRPC == "" {
		logger.Fatal("Please specify --ethRPC")
	}

	// In devnet mode, we generate a deterministic guardian key and write it to disk.
	if env == common.UnsafeDevNet {
		// Only if the signer is file-based should we generate the deterministic key and write it to disk
		if st, _, _ := guardiansigner.ParseSignerUri(*guardianSignerUri); st == guardiansigner.FileSignerType {
			err := devnet.GenerateAndStoreDevnetGuardianKey(*guardianKeyPath)
			if err != nil {
				logger.Fatal("failed to generate devnet guardian key", zap.Error(err))
			}
		}
	}

	// Node's main lifecycle context.
	rootCtx, rootCtxCancel = context.WithCancel(context.Background())
	defer rootCtxCancel()

	// Create the Guardian Signer
	guardianSigner, err := guardiansigner.NewGuardianSignerFromUri(rootCtx, *guardianSignerUri, env == common.UnsafeDevNet)
	if err != nil {
		logger.Fatal("failed to create a new guardian signer", zap.Error(err))
	}

	logger.Info("Created the guardian signer", zap.String(
		"address", ethcrypto.PubkeyToAddress(guardianSigner.PublicKey(rootCtx)).String()))

	// Load p2p private key
	var p2pKey libp2p_crypto.PrivKey
	if env == common.UnsafeDevNet {
		idx, err := devnet.GetDevnetIndex()
		if err != nil {
			logger.Fatal("Failed to parse hostname - are we running in devnet?")
		}
		p2pKey = devnet.DeterministicP2PPrivKeyByIndex(int64(idx))

		if idx != 0 {
			firstGuardianName, err := devnet.GetFirstGuardianNameFromBootstrapPeers(*p2pBootstrap)
			if err != nil {
				logger.Fatal("failed to get first guardian name from bootstrap peers", zap.String("bootstrapPeers", *p2pBootstrap), zap.Error(err))
			}
			// try to connect to guardian-0
			for {
				_, err := net.LookupIP(firstGuardianName)
				if err == nil {
					break
				}
				logger.Info(fmt.Sprintf("Error resolving %s. Trying again...", firstGuardianName))
				time.Sleep(time.Second)
			}
			// TODO this is a hack. If this is not the bootstrap Guardian, we wait 10s such that the bootstrap Guardian has enough time to start.
			// This may no longer be necessary because now the p2p.go ensures that it can connect to at least one bootstrap peer and will
			// exit the whole guardian if it is unable to. Sleeping here for a bit may reduce overall startup time by preventing unnecessary restarts, though.
			logger.Info("This is not a bootstrap Guardian. Waiting another 10 seconds for the bootstrap guardian to come online.")
			time.Sleep(time.Second * 10)
		}
	} else {
		p2pKey, err = common.GetOrCreateNodeKey(logger, *nodeKeyPath)
		if err != nil {
			logger.Fatal("Failed to load node key", zap.Error(err))
		}
	}

	// Set up telemetry if it is enabled. We can't do this until we have the p2p key and the guardian key.
	// Telemetry is enabled by default in mainnet/testnet. In devnet it is disabled by default.
	usingLoki := *telemetryLokiURL != ""
	if !*disableTelemetry && (env != common.UnsafeDevNet || (env == common.UnsafeDevNet && usingLoki)) {
		if !usingLoki {
			logger.Fatal("Please specify --telemetryLokiURL or set --disableTelemetry=false")
		}

		if *nodeName == "" {
			logger.Fatal("If telemetry is enabled, --nodeName must be set")
		}

		// Get libp2p peer ID from private key
		pk := p2pKey.GetPublic()
		peerID, err := peer.IDFromPublicKey(pk)
		if err != nil {
			logger.Fatal("Failed to get peer ID from private key", zap.Error(err))
		}

		labels := map[string]string{
			"node_name":     *nodeName,
			"node_key":      peerID.String(),
			"guardian_addr": ethcrypto.PubkeyToAddress(guardianSigner.PublicKey(rootCtx)).String(),
			"network":       *p2pNetworkID,
			"version":       version.Version(),
		}

		skipPrivateLogs := !*publicRpcLogToTelemetry

		var tm *telemetry.Telemetry
		if usingLoki {
			logger.Info("Using Loki telemetry logger",
				zap.String("publicRpcLogDetail", *publicRpcLogDetailStr),
				zap.Bool("logPublicRpcToTelemetry", *publicRpcLogToTelemetry))

			tm, err = telemetry.NewLokiCloudLogger(context.Background(), logger, *telemetryLokiURL, "wormhole", skipPrivateLogs, labels)
			if err != nil {
				logger.Fatal("Failed to initialize telemetry", zap.Error(err))
			}
		}

		defer tm.Close()
		logger = tm.WrapLogger(logger) // Wrap logger with telemetry logger
	}

	// Validate the args for all the EVM chains. The last flag indicates if the chain is allowed in mainnet.
	*ethContract = checkEvmArgs(logger, *ethRPC, *ethContract, vaa.ChainIDEthereum)
	*bscContract = checkEvmArgs(logger, *bscRPC, *bscContract, vaa.ChainIDBSC)
	*polygonContract = checkEvmArgs(logger, *polygonRPC, *polygonContract, vaa.ChainIDPolygon)
	*avalancheContract = checkEvmArgs(logger, *avalancheRPC, *avalancheContract, vaa.ChainIDAvalanche)
	*oasisContract = checkEvmArgs(logger, *oasisRPC, *oasisContract, vaa.ChainIDOasis)
	*fantomContract = checkEvmArgs(logger, *fantomRPC, *fantomContract, vaa.ChainIDFantom)
	*karuraContract = checkEvmArgs(logger, *karuraRPC, *karuraContract, vaa.ChainIDKarura)
	*acalaContract = checkEvmArgs(logger, *acalaRPC, *acalaContract, vaa.ChainIDAcala)
	*klaytnContract = checkEvmArgs(logger, *klaytnRPC, *klaytnContract, vaa.ChainIDKlaytn)
	*celoContract = checkEvmArgs(logger, *celoRPC, *celoContract, vaa.ChainIDCelo)
	*moonbeamContract = checkEvmArgs(logger, *moonbeamRPC, *moonbeamContract, vaa.ChainIDMoonbeam)
	*arbitrumContract = checkEvmArgs(logger, *arbitrumRPC, *arbitrumContract, vaa.ChainIDArbitrum)
	*optimismContract = checkEvmArgs(logger, *optimismRPC, *optimismContract, vaa.ChainIDOptimism)
	*baseContract = checkEvmArgs(logger, *baseRPC, *baseContract, vaa.ChainIDBase)
	*scrollContract = checkEvmArgs(logger, *scrollRPC, *scrollContract, vaa.ChainIDScroll)
	*mantleContract = checkEvmArgs(logger, *mantleRPC, *mantleContract, vaa.ChainIDMantle)
	*blastContract = checkEvmArgs(logger, *blastRPC, *blastContract, vaa.ChainIDBlast)
	*xlayerContract = checkEvmArgs(logger, *xlayerRPC, *xlayerContract, vaa.ChainIDXLayer)
	*lineaContract = checkEvmArgs(logger, *lineaRPC, *lineaContract, vaa.ChainIDLinea)
	*berachainContract = checkEvmArgs(logger, *berachainRPC, *berachainContract, vaa.ChainIDBerachain)
	*snaxchainContract = checkEvmArgs(logger, *snaxchainRPC, *snaxchainContract, vaa.ChainIDSnaxchain)
	*unichainContract = checkEvmArgs(logger, *unichainRPC, *unichainContract, vaa.ChainIDUnichain)
	*worldchainContract = checkEvmArgs(logger, *worldchainRPC, *worldchainContract, vaa.ChainIDWorldchain)
	*inkContract = checkEvmArgs(logger, *inkRPC, *inkContract, vaa.ChainIDInk)
	*hyperEvmContract = checkEvmArgs(logger, *hyperEvmRPC, *hyperEvmContract, vaa.ChainIDHyperEVM)
	*monadContract = checkEvmArgs(logger, *monadRPC, *monadContract, vaa.ChainIDMonad)
	*seiEvmContract = checkEvmArgs(logger, *seiEvmRPC, *seiEvmContract, vaa.ChainIDSeiEVM)
	*mezoContract = checkEvmArgs(logger, *mezoRPC, *mezoContract, vaa.ChainIDMezo)

	// These chains will only ever be testnet / devnet.
	*sepoliaContract = checkEvmArgs(logger, *sepoliaRPC, *sepoliaContract, vaa.ChainIDSepolia)
	*arbitrumSepoliaContract = checkEvmArgs(logger, *arbitrumSepoliaRPC, *arbitrumSepoliaContract, vaa.ChainIDArbitrumSepolia)
	*baseSepoliaContract = checkEvmArgs(logger, *baseSepoliaRPC, *baseSepoliaContract, vaa.ChainIDBaseSepolia)
	*optimismSepoliaContract = checkEvmArgs(logger, *optimismSepoliaRPC, *optimismSepoliaContract, vaa.ChainIDOptimismSepolia)
	*holeskyContract = checkEvmArgs(logger, *holeskyRPC, *holeskyContract, vaa.ChainIDHolesky)
	*polygonSepoliaContract = checkEvmArgs(logger, *polygonSepoliaRPC, *polygonSepoliaContract, vaa.ChainIDPolygonSepolia)

	if !argsConsistent([]string{*solanaContract, *solanaRPC}) {
		logger.Fatal("Both --solanaContract and --solanaRPC must be set or both unset")
	}

	if *solanaShimContract != "" && *solanaContract == "" {
		logger.Fatal("--solanaShimContract may only be specified if --solanaContract is specified")
	}

	if !argsConsistent([]string{*fogoContract, *fogoRPC}) {
		logger.Fatal("Both --fogoContract and --fogoRPC must be set or both unset")
	}

	if *fogoShimContract != "" && *fogoContract == "" {
		logger.Fatal("--fogoShimContract may only be specified if --fogoContract is specified")
	}

	if !argsConsistent([]string{*pythnetContract, *pythnetRPC, *pythnetWS}) {
		logger.Fatal("Either --pythnetContract, --pythnetRPC and --pythnetWS must all be set or all unset")
	}

	if !argsConsistent([]string{*terraContract, *terraWS, *terraLCD}) {
		logger.Fatal("Either --terraContract, --terraWS and --terraLCD must all be set or all unset")
	}

	if !argsConsistent([]string{*terra2Contract, *terra2WS, *terra2LCD}) {
		logger.Fatal("Either --terra2Contract, --terra2WS and --terra2LCD must all be set or all unset")
	}

	if !argsConsistent([]string{*injectiveContract, *injectiveWS, *injectiveLCD}) {
		logger.Fatal("Either --injectiveContract, --injectiveWS and --injectiveLCD must all be set or all unset")
	}

	if !argsConsistent([]string{*algorandIndexerRPC, *algorandAlgodRPC, *algorandAlgodToken}) {
		logger.Fatal("Either --algorandIndexerRPC, --algorandAlgodRPC and --algorandAlgodToken must all be set or all unset")
	}

	if *algorandIndexerRPC != "" {
		if *algorandAppID == 0 {
			logger.Fatal("If --algorandIndexerRPC is set, --algorandAppID must be set")
		}
	} else if *algorandAppID != 0 {
		logger.Fatal("If --algorandIndexerRPC is not set, --algorandAppID may not be set")
	}

	if !argsConsistent([]string{*nearContract, *nearRPC}) {
		logger.Fatal("Both --nearContract and --nearRPC must be set or both unset")
	}

	if !argsConsistent([]string{*xplaContract, *xplaWS, *xplaLCD}) {
		logger.Fatal("Either --xplaContract, --xplaWS and --xplaLCD must all be set or all unset")
	}

	if !argsConsistent([]string{*aptosAccount, *aptosRPC, *aptosHandle}) {
		logger.Fatal("Either --aptosAccount, --aptosRPC and --aptosHandle must all be set or all unset")
	}

	if !argsConsistent([]string{*movementAccount, *movementRPC, *movementHandle}) {
		logger.Fatal("Either --movementAccount, --movementRPC and --movementHandle must all be set or all unset")
	}

	if !argsConsistent([]string{*suiRPC, *suiMoveEventType}) {
		logger.Fatal("Either --suiRPC and --suiMoveEventType must all be set or all unset")
	}

	if !argsConsistent([]string{*gatewayContract, *gatewayWS, *gatewayLCD}) {
		logger.Fatal("Either --gatewayContract, --gatewayWS and --gatewayLCD must all be set or all unset")
	}

	if !*chainGovernorEnabled && *coinGeckoApiKey != "" {
		logger.Fatal("If coinGeckoApiKey is set, then chainGovernorEnabled must be set")
	}

	// NOTE: If this flag isn't set, or the list is empty, Transfer Verifier should not be enabled.
	if len(*transferVerifierEnabledChainIDs) != 0 {
		var parseErr error
		// NOTE: avoid shadowing txVerifierChains here. It should refer to the global variable.
		txVerifierChains, parseErr = txverifier.ValidateChains(*transferVerifierEnabledChainIDs)

		logger.Debug("validated txVerifierChains", zap.Any("chains", txVerifierChains))
		if parseErr != nil {
			logger.Fatal("transferVerifierEnabledChainIDs input is invalid", zap.Error(parseErr))
		}
	}

	var publicRpcLogDetail common.GrpcLogDetail
	switch *publicRpcLogDetailStr {
	case "none":
		publicRpcLogDetail = common.GrpcLogDetailNone
	case "minimal":
		publicRpcLogDetail = common.GrpcLogDetailMinimal
	case "full":
		publicRpcLogDetail = common.GrpcLogDetailFull
	default:
		logger.Fatal("--publicRpcLogDetail should be one of (none, minimal, full)")
	}

	// Complain about Infura on mainnet.
	//
	// As it turns out, Infura has a bug where it would sometimes incorrectly round
	// block timestamps, which causes consensus issues - the timestamp is part of
	// the VAA and nodes using Infura would sometimes derive an incorrect VAA,
	// accidentally attacking the network by signing a conflicting VAA.
	//
	// Node operators do not usually rely on Infura in the first place - doing
	// so is insecure, since nodes blindly trust the connected nodes to verify
	// on-chain message proofs. However, node operators sometimes used
	// Infura during migrations where their primary node was offline, causing
	// the aforementioned consensus oddities which were eventually found to
	// be Infura-related. This is generally to the detriment of network security
	// and a judgement call made by individual operators. In the case of Infura,
	// we know it's actively dangerous so let's make an opinionated argument.
	//
	// Insert "I'm a sign, not a cop" meme.
	//
	if strings.Contains(*ethRPC, "mainnet.infura.io") ||
		strings.Contains(*polygonRPC, "polygon-mainnet.infura.io") {
		logger.Fatal("Infura is known to send incorrect blocks - please use your own nodes")
	}

	// NOTE: Please keep these in numerical order by chain ID.
	rpcMap := make(map[string]string)
	rpcMap["solanaRPC"] = *solanaRPC
	rpcMap["fogoRPC"] = *fogoRPC
	rpcMap["ethRPC"] = *ethRPC
	rpcMap["terraWS"] = *terraWS
	rpcMap["terraLCD"] = *terraLCD
	rpcMap["bscRPC"] = *bscRPC
	rpcMap["polygonRPC"] = *polygonRPC
	rpcMap["avalancheRPC"] = *avalancheRPC
	rpcMap["oasisRPC"] = *oasisRPC
	rpcMap["algorandIndexerRPC"] = *algorandIndexerRPC
	rpcMap["algorandAlgodRPC"] = *algorandAlgodRPC
	// ChainIDAurora is not supported in the guardian.
	rpcMap["fantomRPC"] = *fantomRPC
	rpcMap["karuraRPC"] = *karuraRPC
	rpcMap["acalaRPC"] = *acalaRPC
	rpcMap["klaytnRPC"] = *klaytnRPC
	rpcMap["celoRPC"] = *celoRPC
	rpcMap["nearRPC"] = *nearRPC
	rpcMap["moonbeamRPC"] = *moonbeamRPC
	rpcMap["terra2WS"] = *terra2WS
	rpcMap["terra2LCD"] = *terra2LCD
	rpcMap["injectiveLCD"] = *injectiveLCD
	rpcMap["injectiveWS"] = *injectiveWS
	// ChainIDOsmosis is not supported in the guardian.
	rpcMap["suiRPC"] = *suiRPC
	rpcMap["aptosRPC"] = *aptosRPC
	rpcMap["arbitrumRPC"] = *arbitrumRPC
	rpcMap["optimismRPC"] = *optimismRPC
	// ChainIDGnosis is not supported in the guardian.
	rpcMap["pythnetRPC"] = *pythnetRPC
	rpcMap["pythnetWS"] = *pythnetWS
	rpcMap["xplaWS"] = *xplaWS
	rpcMap["xplaLCD"] = *xplaLCD
	// ChainIDBtc is not supported in the guardian.
	rpcMap["baseRPC"] = *baseRPC
	// ChainIDSei is supported over IBC, so it's not listed here.
	// ChainIDRootstock is not supported in the guardian.
	rpcMap["scrollRPC"] = *scrollRPC
	rpcMap["mantleRPC"] = *mantleRPC
	rpcMap["blastRPC"] = *blastRPC
	rpcMap["xlayerRPC"] = *xlayerRPC
	rpcMap["lineaRPC"] = *lineaRPC
	rpcMap["berachainRPC"] = *berachainRPC
	rpcMap["seiEvmRPC"] = *seiEvmRPC
	rpcMap["snaxchainRPC"] = *snaxchainRPC
	rpcMap["unichainRPC"] = *unichainRPC
	rpcMap["worldchainRPC"] = *worldchainRPC
	rpcMap["inkRPC"] = *inkRPC
	rpcMap["hyperEvmRPC"] = *hyperEvmRPC
	rpcMap["monadRPC"] = *monadRPC
	rpcMap["movementRPC"] = *movementRPC
	rpcMap["mezoRPC"] = *mezoRPC

	// Wormchain is in the 3000 range.
	rpcMap["wormchainURL"] = *wormchainURL

	// Generate the IBC chains (3000 range).
	for _, ibcChain := range ibc.Chains {
		rpcMap[ibcChain.String()] = "IBC"
	}

	// The testnet only chains (10000 range) go here.
	if env == common.TestNet {
		rpcMap["sepoliaRPC"] = *sepoliaRPC
		rpcMap["arbitrumSepoliaRPC"] = *arbitrumSepoliaRPC
		rpcMap["baseSepoliaRPC"] = *baseSepoliaRPC
		rpcMap["optimismSepoliaRPC"] = *optimismSepoliaRPC
		rpcMap["holeskyRPC"] = *holeskyRPC
		rpcMap["polygonSepoliaRPC"] = *polygonSepoliaRPC
	}

	// Other, non-chain specific parameters go here.
	rpcMap["accountantWS"] = *accountantWS
	rpcMap["gatewayWS"] = *gatewayWS
	rpcMap["gatewayLCD"] = *gatewayLCD
	rpcMap["ibcBlockHeightURL"] = *ibcBlockHeightURL
	rpcMap["ibcLCD"] = *ibcLCD
	rpcMap["ibcWS"] = *ibcWS

	// Handle SIGTERM
	sigterm := make(chan os.Signal, 1)
	signal.Notify(sigterm, syscall.SIGTERM)
	go func() {
		<-sigterm
		logger.Info("Received sigterm. exiting.")
		rootCtxCancel()
	}()

	// log golang version
	logger.Info("golang version", zap.String("golang_version", runtime.Version()))

	// Redirect ipfs logs to plain zap
	ipfslog.SetPrimaryCore(logger.Core())

	// Database
	db := guardianDB.OpenDb(logger.With(zap.String("component", "badgerDb")), dataDir)
	defer db.Close()

	wormchainId := "wormchain"
	if env == common.TestNet {
		wormchainId = "wormchain-testnet-0"
	}

	var accountantWormchainConn, accountantNttWormchainConn *wormconn.ClientConn
	if *accountantContract != "" {
		if *wormchainURL == "" {
			logger.Fatal("if accountantContract is specified, wormchainURL is required", zap.String("component", "gacct"))
		}

		if *accountantKeyPath == "" {
			logger.Fatal("if accountantContract is specified, accountantKeyPath is required", zap.String("component", "gacct"))
		}

		if *accountantKeyPassPhrase == "" {
			logger.Fatal("if accountantContract is specified, accountantKeyPassPhrase is required", zap.String("component", "gacct"))
		}

		keyPathName := *accountantKeyPath
		if env == common.UnsafeDevNet {
			idx, err := devnet.GetDevnetIndex()
			if err != nil {
				logger.Fatal("failed to get devnet index", zap.Error(err), zap.String("component", "gacct"))
			}
			keyPathName = fmt.Sprint(*accountantKeyPath, idx)
		}

		wormchainKey, err := wormconn.LoadWormchainPrivKey(keyPathName, *accountantKeyPassPhrase)
		if err != nil {
			logger.Fatal("failed to load accountant private key", zap.Error(err), zap.String("component", "gacct"))
		}

		// Connect to wormchain for the accountant.
		logger.Info("Connecting to wormchain for accountant", zap.String("wormchainURL", *wormchainURL), zap.String("keyPath", keyPathName), zap.String("component", "gacct"))
		accountantWormchainConn, err = wormconn.NewConn(rootCtx, *wormchainURL, wormchainKey, wormchainId)
		if err != nil {
			logger.Fatal("failed to connect to wormchain for accountant", zap.Error(err), zap.String("component", "gacct"))
		}
	}

	// If the NTT accountant is enabled, create a wormchain connection for it.
	if *accountantNttContract != "" {
		if *wormchainURL == "" {
			logger.Fatal("if accountantNttContract is specified, wormchainURL is required", zap.String("component", "gacct"))
		}

		if *accountantNttKeyPath == "" {
			logger.Fatal("if accountantNttContract is specified, accountantNttKeyPath is required", zap.String("component", "gacct"))
		}

		if *accountantNttKeyPassPhrase == "" {
			logger.Fatal("if accountantNttContract is specified, accountantNttKeyPassPhrase is required", zap.String("component", "gacct"))
		}

		keyPathName := *accountantNttKeyPath
		if env == common.UnsafeDevNet {
			idx, err := devnet.GetDevnetIndex()
			if err != nil {
				logger.Fatal("failed to get devnet index", zap.Error(err), zap.String("component", "gacct"))
			}
			keyPathName = fmt.Sprint(*accountantNttKeyPath, idx)
		}

		wormchainKey, err := wormconn.LoadWormchainPrivKey(keyPathName, *accountantNttKeyPassPhrase)
		if err != nil {
			logger.Fatal("failed to load NTT accountant private key", zap.Error(err), zap.String("component", "gacct"))
		}

		// Connect to wormchain for the NTT accountant.
		logger.Info("Connecting to wormchain for NTT accountant", zap.String("wormchainURL", *wormchainURL), zap.String("keyPath", keyPathName), zap.String("component", "gacct"))
		accountantNttWormchainConn, err = wormconn.NewConn(rootCtx, *wormchainURL, wormchainKey, wormchainId)
		if err != nil {
			logger.Fatal("failed to connect to wormchain for NTT accountant", zap.Error(err), zap.String("component", "gacct"))
		}
	}

	var gatewayRelayerWormchainConn *wormconn.ClientConn
	if *gatewayRelayerContract != "" {
		if *wormchainURL == "" {
			logger.Fatal("if gatewayRelayerContract is specified, wormchainURL is required", zap.String("component", "gwrelayer"))
		}
		if *gatewayRelayerKeyPath == "" {
			logger.Fatal("if gatewayRelayerContract is specified, gatewayRelayerKeyPath is required", zap.String("component", "gwrelayer"))
		}

		if *gatewayRelayerKeyPassPhrase == "" {
			logger.Fatal("if gatewayRelayerContract is specified, gatewayRelayerKeyPassPhrase is required", zap.String("component", "gwrelayer"))
		}

		wormchainKeyPathName := *gatewayRelayerKeyPath
		if env == common.UnsafeDevNet {
			idx, err := devnet.GetDevnetIndex()
			if err != nil {
				logger.Fatal("failed to get devnet index", zap.Error(err), zap.String("component", "gwrelayer"))
			}
			wormchainKeyPathName = fmt.Sprint(*gatewayRelayerKeyPath, idx)
		}

		wormchainKey, err := wormconn.LoadWormchainPrivKey(wormchainKeyPathName, *gatewayRelayerKeyPassPhrase)
		if err != nil {
			logger.Fatal("failed to load private key", zap.Error(err), zap.String("component", "gwrelayer"))
		}

		logger.Info("Connecting to wormchain", zap.String("wormchainURL", *wormchainURL), zap.String("keyPath", wormchainKeyPathName), zap.String("component", "gwrelayer"))
		gatewayRelayerWormchainConn, err = wormconn.NewConn(rootCtx, *wormchainURL, wormchainKey, wormchainId)
		if err != nil {
			logger.Fatal("failed to connect to wormchain", zap.Error(err), zap.String("component", "gwrelayer"))
		}

	}
	usingPromRemoteWrite := *promRemoteURL != ""
	if usingPromRemoteWrite {
		var info promremotew.PromTelemetryInfo
		info.PromRemoteURL = *promRemoteURL
		info.Labels = map[string]string{
			"node_name":     *nodeName,
			"guardian_addr": ethcrypto.PubkeyToAddress(guardianSigner.PublicKey(rootCtx)).String(),
			"network":       *p2pNetworkID,
			"version":       version.Version(),
			"product":       "wormhole",
		}

		promLogger := logger.With(zap.String("component", "prometheus_scraper"))
		errC := make(chan error)
		common.StartRunnable(rootCtx, errC, false, "prometheus_scraper", func(ctx context.Context) error {
			t := time.NewTicker(15 * time.Second)

			for {
				select {
				case <-ctx.Done():
					return nil
				case <-t.C:
					err := promremotew.ScrapeAndSendLocalMetrics(ctx, info, promLogger)
					if err != nil {
						promLogger.Error("ScrapeAndSendLocalMetrics error", zap.Error(err))
						continue
					}
				}
			}
		})
	}

	var watcherConfigs = []watchers.WatcherConfig{}

	if shouldStart(ethRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:              "eth",
			ChainID:                vaa.ChainIDEthereum,
			Rpc:                    *ethRPC,
			Contract:               *ethContract,
			GuardianSetUpdateChain: true,
			CcqBackfillCache:       *ccqBackfillCache,
			TxVerifierEnabled:      slices.Contains(txVerifierChains, vaa.ChainIDEthereum),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(bscRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "bsc",
			ChainID:           vaa.ChainIDBSC,
			Rpc:               *bscRPC,
			Contract:          *bscContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDBSC),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(polygonRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "polygon",
			ChainID:           vaa.ChainIDPolygon,
			Rpc:               *polygonRPC,
			Contract:          *polygonContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDPolygon),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(avalancheRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "avalanche",
			ChainID:           vaa.ChainIDAvalanche,
			Rpc:               *avalancheRPC,
			Contract:          *avalancheContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDAvalanche),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(oasisRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "oasis",
			ChainID:           vaa.ChainIDOasis,
			Rpc:               *oasisRPC,
			Contract:          *oasisContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDOasis),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(fantomRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "fantom",
			ChainID:           vaa.ChainIDFantom,
			Rpc:               *fantomRPC,
			Contract:          *fantomContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDFantom),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(karuraRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "karura",
			ChainID:           vaa.ChainIDKarura,
			Rpc:               *karuraRPC,
			Contract:          *karuraContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDKarura),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(acalaRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "acala",
			ChainID:           vaa.ChainIDAcala,
			Rpc:               *acalaRPC,
			Contract:          *acalaContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDAcala),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(klaytnRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "klaytn",
			ChainID:           vaa.ChainIDKlaytn,
			Rpc:               *klaytnRPC,
			Contract:          *klaytnContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDKlaytn),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(celoRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "celo",
			ChainID:           vaa.ChainIDCelo,
			Rpc:               *celoRPC,
			Contract:          *celoContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDCelo),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(moonbeamRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "moonbeam",
			ChainID:           vaa.ChainIDMoonbeam,
			Rpc:               *moonbeamRPC,
			Contract:          *moonbeamContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDMoonbeam),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(arbitrumRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:           "arbitrum",
			ChainID:             vaa.ChainIDArbitrum,
			Rpc:                 *arbitrumRPC,
			Contract:            *arbitrumContract,
			L1FinalizerRequired: "eth",
			TxVerifierEnabled:   slices.Contains(txVerifierChains, vaa.ChainIDArbitrum),
			CcqBackfillCache:    *ccqBackfillCache,
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(optimismRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "optimism",
			ChainID:           vaa.ChainIDOptimism,
			Rpc:               *optimismRPC,
			Contract:          *optimismContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDOptimism),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(baseRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "base",
			ChainID:           vaa.ChainIDBase,
			Rpc:               *baseRPC,
			Contract:          *baseContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDBase),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(scrollRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "scroll",
			ChainID:           vaa.ChainIDScroll,
			Rpc:               *scrollRPC,
			Contract:          *scrollContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDScroll),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(mantleRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "mantle",
			ChainID:           vaa.ChainIDMantle,
			Rpc:               *mantleRPC,
			Contract:          *mantleContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDMantle),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(blastRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "blast",
			ChainID:           vaa.ChainIDBlast,
			Rpc:               *blastRPC,
			Contract:          *blastContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDBlast),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(xlayerRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "xlayer",
			ChainID:           vaa.ChainIDXLayer,
			Rpc:               *xlayerRPC,
			Contract:          *xlayerContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDXLayer),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(lineaRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "linea",
			ChainID:           vaa.ChainIDLinea,
			Rpc:               *lineaRPC,
			Contract:          *lineaContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDLinea),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(berachainRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "berachain",
			ChainID:           vaa.ChainIDBerachain,
			Rpc:               *berachainRPC,
			Contract:          *berachainContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDBerachain),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(snaxchainRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "snaxchain",
			ChainID:           vaa.ChainIDSnaxchain,
			Rpc:               *snaxchainRPC,
			Contract:          *snaxchainContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDSnaxchain),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(unichainRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "unichain",
			ChainID:           vaa.ChainIDUnichain,
			Rpc:               *unichainRPC,
			Contract:          *unichainContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDUnichain),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(worldchainRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "worldchain",
			ChainID:           vaa.ChainIDWorldchain,
			Rpc:               *worldchainRPC,
			Contract:          *worldchainContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDWorldchain),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(inkRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "ink",
			ChainID:           vaa.ChainIDInk,
			Rpc:               *inkRPC,
			Contract:          *inkContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDInk),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(hyperEvmRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "hyperevm",
			ChainID:           vaa.ChainIDHyperEVM,
			Rpc:               *hyperEvmRPC,
			Contract:          *hyperEvmContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDHyperEVM),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(monadRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "monad",
			ChainID:           vaa.ChainIDMonad,
			Rpc:               *monadRPC,
			Contract:          *monadContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDMonad),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(seiEvmRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:         "seievm",
			ChainID:           vaa.ChainIDSeiEVM,
			Rpc:               *seiEvmRPC,
			Contract:          *seiEvmContract,
			CcqBackfillCache:  *ccqBackfillCache,
			TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDSeiEVM),
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(mezoRPC) {
		wc := &evm.WatcherConfig{
			NetworkID:        "mezo",
			ChainID:          vaa.ChainIDMezo,
			Rpc:              *mezoRPC,
			Contract:         *mezoContract,
			CcqBackfillCache: *ccqBackfillCache,
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(terraWS) {
		wc := &cosmwasm.WatcherConfig{
			NetworkID: "terra",
			ChainID:   vaa.ChainIDTerra,
			Websocket: *terraWS,
			Lcd:       *terraLCD,
			Contract:  *terraContract,
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(terra2WS) {
		wc := &cosmwasm.WatcherConfig{
			NetworkID: "terra2",
			ChainID:   vaa.ChainIDTerra2,
			Websocket: *terra2WS,
			Lcd:       *terra2LCD,
			Contract:  *terra2Contract,
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(xplaWS) {
		wc := &cosmwasm.WatcherConfig{
			NetworkID: "xpla",
			ChainID:   vaa.ChainIDXpla,
			Websocket: *xplaWS,
			Lcd:       *xplaLCD,
			Contract:  *xplaContract,
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(injectiveWS) {
		wc := &cosmwasm.WatcherConfig{
			NetworkID: "injective",
			ChainID:   vaa.ChainIDInjective,
			Websocket: *injectiveWS,
			Lcd:       *injectiveLCD,
			Contract:  *injectiveContract,
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(algorandIndexerRPC) {
		wc := &algorand.WatcherConfig{
			NetworkID:    "algorand",
			ChainID:      vaa.ChainIDAlgorand,
			IndexerRPC:   *algorandIndexerRPC,
			IndexerToken: *algorandIndexerToken,
			AlgodRPC:     *algorandAlgodRPC,
			AlgodToken:   *algorandAlgodToken,
			AppID:        *algorandAppID,
		}
		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(nearRPC) {
		wc := &near.WatcherConfig{
			NetworkID: "near",
			ChainID:   vaa.ChainIDNear,
			Rpc:       *nearRPC,
			Contract:  *nearContract,
		}
		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(aptosRPC) {
		wc := &aptos.WatcherConfig{
			NetworkID: "aptos",
			ChainID:   vaa.ChainIDAptos,
			Rpc:       *aptosRPC,
			Account:   *aptosAccount,
			Handle:    *aptosHandle,
		}
		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(movementRPC) {
		wc := &aptos.WatcherConfig{
			NetworkID: "movement",
			ChainID:   vaa.ChainIDMovement,
			Rpc:       *movementRPC,
			Account:   *movementAccount,
			Handle:    *movementHandle,
		}
		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(suiRPC) {
		wc := &sui.WatcherConfig{
			NetworkID:        "sui",
			ChainID:          vaa.ChainIDSui,
			Rpc:              *suiRPC,
			SuiMoveEventType: *suiMoveEventType,
		}
		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(solanaRPC) {
		// confirmed watcher
		wc := &solana.WatcherConfig{
			NetworkID:     "solana-confirmed",
			ChainID:       vaa.ChainIDSolana,
			Rpc:           *solanaRPC,
			Websocket:     "",
			Contract:      *solanaContract,
			ShimContract:  *solanaShimContract,
			ReceiveObsReq: false,
			Commitment:    rpc.CommitmentConfirmed,
		}

		watcherConfigs = append(watcherConfigs, wc)

		// finalized watcher
		wc = &solana.WatcherConfig{
			NetworkID:     "solana-finalized",
			ChainID:       vaa.ChainIDSolana,
			Rpc:           *solanaRPC,
			Websocket:     "",
			Contract:      *solanaContract,
			ShimContract:  *solanaShimContract,
			ReceiveObsReq: true,
			Commitment:    rpc.CommitmentFinalized,
		}
		watcherConfigs = append(watcherConfigs, wc)

		if *solanaShimContract != "" {
			featureFlags = append(featureFlags, fmt.Sprintf("solshim:%s", *solanaShimContract))
		}
	}

	if shouldStart(fogoRPC) {
		// confirmed watcher
		wc := &solana.WatcherConfig{
			NetworkID:     "fogo-confirmed",
			ChainID:       vaa.ChainIDFogo,
			Rpc:           *fogoRPC,
			Websocket:     "",
			Contract:      *fogoContract,
			ShimContract:  *fogoShimContract,
			ReceiveObsReq: false,
			Commitment:    rpc.CommitmentConfirmed,
		}

		watcherConfigs = append(watcherConfigs, wc)

		// finalized watcher
		wc = &solana.WatcherConfig{
			NetworkID:     "fogo-finalized",
			ChainID:       vaa.ChainIDFogo,
			Rpc:           *fogoRPC,
			Websocket:     "",
			Contract:      *fogoContract,
			ShimContract:  *fogoShimContract,
			ReceiveObsReq: true,
			Commitment:    rpc.CommitmentFinalized,
		}
		watcherConfigs = append(watcherConfigs, wc)

		if *fogoShimContract != "" {
			featureFlags = append(featureFlags, fmt.Sprintf("fogoshim:%s", *fogoShimContract))
		}
	}

	if shouldStart(pythnetRPC) {
		wc := &solana.WatcherConfig{
			NetworkID:     "pythnet",
			ChainID:       vaa.ChainIDPythNet,
			Rpc:           *pythnetRPC,
			Websocket:     *pythnetWS,
			Contract:      *pythnetContract,
			ReceiveObsReq: false,
			Commitment:    rpc.CommitmentConfirmed,
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if shouldStart(gatewayWS) {
		wc := &cosmwasm.WatcherConfig{
			NetworkID: "gateway",
			ChainID:   vaa.ChainIDWormchain,
			Websocket: *gatewayWS,
			Lcd:       *gatewayLCD,
			Contract:  *gatewayContract,
		}

		watcherConfigs = append(watcherConfigs, wc)
	}

	if env == common.TestNet || env == common.UnsafeDevNet {
		if shouldStart(sepoliaRPC) {
			wc := &evm.WatcherConfig{
				NetworkID:         "sepolia",
				ChainID:           vaa.ChainIDSepolia,
				Rpc:               *sepoliaRPC,
				Contract:          *sepoliaContract,
				CcqBackfillCache:  *ccqBackfillCache,
				TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDSepolia),
			}

			watcherConfigs = append(watcherConfigs, wc)
		}

		if shouldStart(holeskyRPC) {
			wc := &evm.WatcherConfig{
				NetworkID:         "holesky",
				ChainID:           vaa.ChainIDHolesky,
				Rpc:               *holeskyRPC,
				Contract:          *holeskyContract,
				CcqBackfillCache:  *ccqBackfillCache,
				TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDHolesky),
			}

			watcherConfigs = append(watcherConfigs, wc)
		}

		if shouldStart(arbitrumSepoliaRPC) {
			wc := &evm.WatcherConfig{
				NetworkID:         "arbitrum_sepolia",
				ChainID:           vaa.ChainIDArbitrumSepolia,
				Rpc:               *arbitrumSepoliaRPC,
				Contract:          *arbitrumSepoliaContract,
				CcqBackfillCache:  *ccqBackfillCache,
				TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDArbitrumSepolia),
			}

			watcherConfigs = append(watcherConfigs, wc)
		}

		if shouldStart(baseSepoliaRPC) {
			wc := &evm.WatcherConfig{
				NetworkID:         "base_sepolia",
				ChainID:           vaa.ChainIDBaseSepolia,
				Rpc:               *baseSepoliaRPC,
				Contract:          *baseSepoliaContract,
				CcqBackfillCache:  *ccqBackfillCache,
				TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDBaseSepolia),
			}

			watcherConfigs = append(watcherConfigs, wc)
		}

		if shouldStart(optimismSepoliaRPC) {
			wc := &evm.WatcherConfig{
				NetworkID:         "optimism_sepolia",
				ChainID:           vaa.ChainIDOptimismSepolia,
				Rpc:               *optimismSepoliaRPC,
				Contract:          *optimismSepoliaContract,
				CcqBackfillCache:  *ccqBackfillCache,
				TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDOptimismSepolia),
			}

			watcherConfigs = append(watcherConfigs, wc)
		}

		if shouldStart(polygonSepoliaRPC) {
			wc := &evm.WatcherConfig{
				NetworkID:         "polygon_sepolia",
				ChainID:           vaa.ChainIDPolygonSepolia,
				Rpc:               *polygonSepoliaRPC,
				Contract:          *polygonSepoliaContract,
				CcqBackfillCache:  *ccqBackfillCache,
				TxVerifierEnabled: slices.Contains(txVerifierChains, vaa.ChainIDPolygonSepolia),
			}

			watcherConfigs = append(watcherConfigs, wc)
		}

	}

	var ibcWatcherConfig *node.IbcWatcherConfig = nil
	if shouldStart(ibcWS) {
		ibcWatcherConfig = &node.IbcWatcherConfig{
			Websocket:      *ibcWS,
			Lcd:            *ibcLCD,
			BlockHeightURL: *ibcBlockHeightURL,
			Contract:       *ibcContract,
		}
	}

	guardianNode := node.NewGuardianNode(
		env,
		guardianSigner,
	)

	var guardianAddrAsBytes []byte
	if len(*additionalPublishers) > 0 {
		guardianAddrAsBytes = ethcrypto.PubkeyToAddress(guardianSigner.PublicKey(rootCtx)).Bytes()
	}

	guardianOptions := []*node.GuardianOption{
		node.GuardianOptionDatabase(db),
		node.GuardianOptionWatchers(watcherConfigs, ibcWatcherConfig),
		node.GuardianOptionAccountant(*accountantWS, *accountantContract, *accountantCheckEnabled, accountantWormchainConn, *accountantNttContract, accountantNttWormchainConn),
		node.GuardianOptionGovernor(*chainGovernorEnabled, *governorFlowCancelEnabled, *coinGeckoApiKey),
		node.GuardianOptionGatewayRelayer(*gatewayRelayerContract, gatewayRelayerWormchainConn),
		node.GuardianOptionQueryHandler(*ccqEnabled, *ccqAllowedRequesters),
		node.GuardianOptionAdminService(*adminSocketPath, ethRPC, ethContract, rpcMap),
		node.GuardianOptionP2P(p2pKey, *p2pNetworkID, *p2pBootstrap, *nodeName, *subscribeToVAAs, *disableHeartbeatVerify, *p2pPort, *ccqP2pBootstrap, *ccqP2pPort, *ccqAllowedPeers,
			*gossipAdvertiseAddress, ibc.GetFeatures, protectedPeers, ccqProtectedPeers, featureFlags),
		node.GuardianOptionStatusServer(*statusAddr),
		node.GuardianOptionAlternatePublisher(guardianAddrAsBytes, *additionalPublishers),
		node.GuardianOptionProcessor(*p2pNetworkID),
	}

	if shouldStart(publicGRPCSocketPath) {
		guardianOptions = append(guardianOptions, node.GuardianOptionPublicRpcSocket(*publicGRPCSocketPath, publicRpcLogDetail))

		if shouldStart(publicRPC) {
			guardianOptions = append(guardianOptions, node.GuardianOptionPublicrpcTcpService(*publicRPC, publicRpcLogDetail))
		}

		if shouldStart(publicWeb) {
			guardianOptions = append(guardianOptions,
				node.GuardianOptionPublicWeb(*publicWeb, *publicGRPCSocketPath, *tlsHostname, *tlsProdEnv, path.Join(*dataDir, "autocert")),
			)
		}
	}

	// Run supervisor with Guardian Node as root.
	supervisor.New(rootCtx, logger, guardianNode.Run(rootCtxCancel, guardianOptions...),
		// It's safer to crash and restart the process in case we encounter a panic,
		// rather than attempting to reschedule the runnable.
		supervisor.WithPropagatePanic)

	<-rootCtx.Done()
	logger.Info("root context cancelled, exiting...")
}

func shouldStart(rpcURL *string) bool {
	return *rpcURL != "" && *rpcURL != "none"
}

// checkEvmArgs verifies that the RPC and contract address parameters for an EVM chain make sense, given the environment.
// If we are in devnet mode and the contract address is not specified, it returns the deterministic one for tilt.
func checkEvmArgs(logger *zap.Logger, rpcURL string, contractAddr string, chainID vaa.ChainID) string {
	if env != common.UnsafeDevNet {
		// In mainnet / testnet, if either parameter is specified, they must both be specified.
		if (rpcURL == "") != (contractAddr == "") {
			logger.Fatal(fmt.Sprintf("Both contract and RPC for chain %s must be set or both unset", chainID.String()))
		}
	} else {
		// In devnet, if RPC is set but contract is not set, use the deterministic one for tilt.
		if rpcURL == "" {
			if contractAddr != "" {
				logger.Fatal(fmt.Sprintf("If RPC is not set for chain %s, contract must not be set", chainID.String()))
			}
		} else {
			if contractAddr == "" {
				contractAddr = sdk.KnownDevnetCoreContracts[vaa.ChainIDEthereum]
			}
		}
	}
	mainnetSupported := evm.SupportedInMainnet(chainID)
	if contractAddr != "" && !mainnetSupported && env == common.MainNet {
		logger.Fatal(fmt.Sprintf("Chain %s is not supported in mainnet", chainID.String()))
	}
	return contractAddr
}

// argsConsistent verifies that the arguments in the array are all set or all unset.
// Note that it doesn't validate the values, just whether they are blank or not.
func argsConsistent(args []string) bool {
	if len(args) < 2 {
		panic("argsConsistent expects at least two args")
	}

	shouldBeUnset := args[0] == ""
	for idx := 1; idx < len(args); idx++ {
		if shouldBeUnset != (args[idx] == "") {
			return false
		}
	}

	return true
}