github.com/ChainSafe/chainbridge-core@v1.4.2/chains/evm/cli/admin/is-relayer.go (about)

     1  package admin
     2  
     3  import (
     4  	"fmt"
     5  
     6  	"github.com/ChainSafe/chainbridge-core/chains/evm/calls/contracts/bridge"
     7  	"github.com/ChainSafe/chainbridge-core/chains/evm/calls/evmtransaction"
     8  	"github.com/ChainSafe/chainbridge-core/chains/evm/cli/initialize"
     9  	"github.com/ChainSafe/chainbridge-core/util"
    10  
    11  	"github.com/ChainSafe/chainbridge-core/chains/evm/cli/flags"
    12  	"github.com/ChainSafe/chainbridge-core/chains/evm/cli/logger"
    13  	"github.com/ethereum/go-ethereum/common"
    14  	"github.com/rs/zerolog/log"
    15  	"github.com/spf13/cobra"
    16  )
    17  
    18  var isRelayerCmd = &cobra.Command{
    19  	Use:   "is-relayer",
    20  	Short: "Check if an address is registered as a relayer",
    21  	Long:  "The is-relayer subcommand checks if an address is registered as a relayer",
    22  	PreRun: func(cmd *cobra.Command, args []string) {
    23  		logger.LoggerMetadata(cmd.Name(), cmd.Flags())
    24  	},
    25  	PersistentPreRunE: func(cmd *cobra.Command, args []string) error {
    26  		return util.CallPersistentPreRun(cmd, args)
    27  	},
    28  	RunE: func(cmd *cobra.Command, args []string) error {
    29  		c, err := initialize.InitializeClient(url, senderKeyPair)
    30  		if err != nil {
    31  			return err
    32  		}
    33  		t, err := initialize.InitializeTransactor(gasPrice, evmtransaction.NewTransaction, c, prepare)
    34  		if err != nil {
    35  			return err
    36  		}
    37  		return IsRelayer(cmd, args, bridge.NewBridgeContract(c, BridgeAddr, t))
    38  	},
    39  	Args: func(cmd *cobra.Command, args []string) error {
    40  		err := ValidateIsRelayerFlags(cmd, args)
    41  		if err != nil {
    42  			return err
    43  		}
    44  
    45  		ProcessIsRelayerFlags(cmd, args)
    46  		return nil
    47  	},
    48  }
    49  
    50  func BindIsRelayerFlags(cmd *cobra.Command) {
    51  	cmd.Flags().StringVar(&Relayer, "relayer", "", "Address to check")
    52  	cmd.Flags().StringVar(&Bridge, "bridge", "", "Bridge contract address")
    53  	flags.MarkFlagsAsRequired(cmd, "relayer", "bridge")
    54  }
    55  
    56  func init() {
    57  	BindIsRelayerFlags(isRelayerCmd)
    58  }
    59  
    60  func ValidateIsRelayerFlags(cmd *cobra.Command, args []string) error {
    61  	if !common.IsHexAddress(Relayer) {
    62  		return fmt.Errorf("invalid relayer address %s", Relayer)
    63  	}
    64  	if !common.IsHexAddress(Bridge) {
    65  		return fmt.Errorf("invalid bridge address %s", Bridge)
    66  	}
    67  	return nil
    68  }
    69  
    70  func ProcessIsRelayerFlags(cmd *cobra.Command, args []string) {
    71  	RelayerAddr = common.HexToAddress(Relayer)
    72  	BridgeAddr = common.HexToAddress(Bridge)
    73  }
    74  
    75  func IsRelayer(cmd *cobra.Command, args []string, contract *bridge.BridgeContract) error {
    76  	log.Debug().Msgf(`
    77  	Checking relayer
    78  	Relayer address: %s
    79  	Bridge address: %s`, Relayer, Bridge)
    80  
    81  	isRelayer, err := contract.IsRelayer(RelayerAddr)
    82  	if err != nil {
    83  		return err
    84  	}
    85  
    86  	if !isRelayer {
    87  		log.Info().Msgf("Address %s is NOT relayer", RelayerAddr.String())
    88  	} else {
    89  		log.Info().Msgf("Address %s is relayer", RelayerAddr.String())
    90  	}
    91  	return nil
    92  }