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config.go
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config.go
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// Copyright 2022 Evmos Foundation
// This file is part of the Evmos Network packages.
//
// Evmos is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The Evmos packages are distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the Evmos packages. If not, see https://github.com/evmos/evmos/blob/main/LICENSE
package client
import (
"fmt"
"os"
"path"
"github.com/spf13/cobra"
"github.com/spf13/viper"
"github.com/cometbft/cometbft/libs/cli"
"github.com/cosmos/cosmos-sdk/client/flags"
"github.com/planq-network/planq/v2/types"
)
// InitConfig adds the chain-id, encoding and output flags to the persistent flag set.
func InitConfig(cmd *cobra.Command) error {
home, err := cmd.PersistentFlags().GetString(cli.HomeFlag)
if err != nil {
return err
}
configFile := path.Join(home, "config", "config.toml")
_, err = os.Stat(configFile)
if err != nil && !os.IsNotExist(err) {
// Immediately return if the error isn't related to the file not existing.
// See issue https://github.com/evmos/ethermint/issues/539
return err
}
if err == nil {
viper.SetConfigFile(configFile)
if err := viper.ReadInConfig(); err != nil {
return err
}
}
if err := viper.BindPFlag(flags.FlagChainID, cmd.PersistentFlags().Lookup(flags.FlagChainID)); err != nil {
return err
}
if err := viper.BindPFlag(cli.EncodingFlag, cmd.PersistentFlags().Lookup(cli.EncodingFlag)); err != nil {
return err
}
return viper.BindPFlag(cli.OutputFlag, cmd.PersistentFlags().Lookup(cli.OutputFlag))
}
// ValidateChainID wraps a cobra command with a RunE function with base 10 integer chain-id verification.
func ValidateChainID(baseCmd *cobra.Command) *cobra.Command {
// Copy base run command to be used after chain verification
baseRunE := baseCmd.RunE
// Function to replace command's RunE function
validateFn := func(cmd *cobra.Command, args []string) error {
chainID, _ := cmd.Flags().GetString(flags.FlagChainID)
if !types.IsValidChainID(chainID) {
return fmt.Errorf("invalid chain-id format: %s", chainID)
}
return baseRunE(cmd, args)
}
baseCmd.RunE = validateFn
return baseCmd
}