mirror of
https://gitlab.com/pulsechaincom/erigon-pulse.git
synced 2024-12-23 12:07:17 +00:00
91 lines
2.3 KiB
Go
91 lines
2.3 KiB
Go
package commands
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import (
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"encoding/json"
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"fmt"
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"os"
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"path/filepath"
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"github.com/ledgerwatch/erigon-lib/common"
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"github.com/ledgerwatch/erigon/internal/logging"
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"github.com/spf13/cobra"
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"github.com/ledgerwatch/erigon/cmd/utils"
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"github.com/ledgerwatch/erigon/core"
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"github.com/ledgerwatch/erigon/internal/debug"
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"github.com/ledgerwatch/erigon/params"
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)
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var (
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genesisPath string
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genesis *core.Genesis
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chainConfig *params.ChainConfig
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)
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func init() {
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utils.CobraFlags(rootCmd, debug.Flags, utils.MetricFlags, logging.Flags)
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rootCmd.PersistentFlags().StringVar(&genesisPath, "genesis", "", "path to genesis.json file")
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}
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var rootCmd = &cobra.Command{
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Use: "state",
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Short: "state is a utility for Stateless ethereum clients",
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PersistentPreRun: func(cmd *cobra.Command, args []string) {
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if err := debug.SetupCobra(cmd); err != nil {
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panic(err)
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}
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genesis, chainConfig = getChainGenesisAndConfig()
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if genesisPath != "" {
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genesis = genesisFromFile(genesisPath)
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}
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if genesis.Config != nil && genesis.Config.ChainID.Cmp(chainConfig.ChainID) != 0 {
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utils.Fatalf("provided genesis.json chain configuration is invalid: expected chainId to be %v, got %v",
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chainConfig.ChainID.String(), genesis.Config.ChainID.String())
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}
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// Apply special hacks for BSC params
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if chainConfig.Parlia != nil {
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params.ApplyBinanceSmartChainParams()
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}
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if chaindata == "" {
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chaindata = filepath.Join(datadir, "chaindata")
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}
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},
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PersistentPostRun: func(cmd *cobra.Command, args []string) {
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debug.Exit()
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},
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}
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func genesisFromFile(genesisPath string) *core.Genesis {
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file, err := os.Open(genesisPath)
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if err != nil {
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utils.Fatalf("Failed to read genesis file: %v", err)
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}
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defer file.Close()
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genesis := new(core.Genesis)
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if err := json.NewDecoder(file).Decode(genesis); err != nil {
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utils.Fatalf("invalid genesis file: %v", err)
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}
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return genesis
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}
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func getChainGenesisAndConfig() (genesis *core.Genesis, chainConfig *params.ChainConfig) {
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if chain == "" {
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genesis, chainConfig = core.DefaultGenesisBlock(), params.MainnetChainConfig
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} else {
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genesis, chainConfig = core.DefaultGenesisBlockByChainName(chain), params.ChainConfigByChainName(chain)
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}
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return genesis, chainConfig
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}
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func Execute() {
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ctx, cancel := common.RootContext()
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defer cancel()
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if err := rootCmd.ExecuteContext(ctx); err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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}
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