forked from cerc-io/laconicd-deprecated
85 lines
2.6 KiB
Go
85 lines
2.6 KiB
Go
// Copyright 2021 Evmos Foundation
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// This file is part of Evmos' Ethermint library.
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//
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// The Ethermint library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The Ethermint library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the Ethermint library. If not, see https://github.com/evmos/ethermint/blob/main/LICENSE
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package client
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import (
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"fmt"
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"os"
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"path"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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"github.com/tendermint/tendermint/libs/cli"
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"github.com/cosmos/cosmos-sdk/client/flags"
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ethermint "github.com/cerc-io/laconicd/types"
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)
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// InitConfig adds the chain-id, encoding and output flags to the persistent flag set.
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func InitConfig(cmd *cobra.Command) error {
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home, err := cmd.PersistentFlags().GetString(cli.HomeFlag)
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if err != nil {
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return err
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}
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configFile := path.Join(home, "config", "config.toml")
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_, err = os.Stat(configFile)
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if err != nil && !os.IsNotExist(err) {
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// Immediately return if the error isn't related to the file not existing.
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// See issue https://github.com/cerc-io/laconicd/issues/539
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return err
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}
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if err == nil {
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viper.SetConfigFile(configFile)
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if err := viper.ReadInConfig(); err != nil {
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return err
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}
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}
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if err := viper.BindPFlag(flags.FlagChainID, cmd.PersistentFlags().Lookup(flags.FlagChainID)); err != nil {
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return err
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}
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if err := viper.BindPFlag(cli.EncodingFlag, cmd.PersistentFlags().Lookup(cli.EncodingFlag)); err != nil {
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return err
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}
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return viper.BindPFlag(cli.OutputFlag, cmd.PersistentFlags().Lookup(cli.OutputFlag))
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}
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// ValidateChainID wraps a cobra command with a RunE function with base 10 integer chain-id verification.
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func ValidateChainID(baseCmd *cobra.Command) *cobra.Command {
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// Copy base run command to be used after chain verification
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baseRunE := baseCmd.RunE
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// Function to replace command's RunE function
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validateFn := func(cmd *cobra.Command, args []string) error {
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chainID, _ := cmd.Flags().GetString(flags.FlagChainID)
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if !ethermint.IsValidChainID(chainID) {
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return fmt.Errorf("invalid chain-id format: %s", chainID)
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}
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return baseRunE(cmd, args)
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}
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baseCmd.RunE = validateFn
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return baseCmd
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}
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