/
init.go
120 lines (107 loc) · 3.64 KB
/
init.go
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package main
import (
"os"
"github.com/cosmos/cosmos-sdk/codec"
"github.com/cosmos/cosmos-sdk/server"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/module"
"github.com/cosmos/cosmos-sdk/x/crisis"
"github.com/cosmos/cosmos-sdk/x/genutil"
genutilcli "github.com/cosmos/cosmos-sdk/x/genutil/client/cli"
"github.com/cosmos/cosmos-sdk/x/gov"
"github.com/cosmos/cosmos-sdk/x/mint"
"github.com/cosmos/cosmos-sdk/x/staking"
"github.com/pkg/errors"
"github.com/spf13/cobra"
"github.com/spf13/viper"
"github.com/tendermint/tendermint/libs/cli"
"github.com/tendermint/tendermint/types"
"github.com/CosmicCompass/post-chain/app"
internal "github.com/CosmicCompass/post-chain/types"
)
const (
flagStakeDenom = "stake-denom"
)
func initGenesis(cdc codec.JSONMarshaler, genDoc *types.GenesisDoc, stakeDenom string) (genutil.AppMap, error) {
var appState genutil.AppMap
if err := cdc.UnmarshalJSON(genDoc.AppState, &appState); err != nil {
return appState, errors.Wrap(err, "failed to JSON unmarshal initial genesis state")
}
// migrate staking state
if appState[staking.ModuleName] != nil {
var stakingGenState staking.GenesisState
err := cdc.UnmarshalJSON(appState[staking.ModuleName], &stakingGenState)
if err != nil {
return appState, err
}
stakingGenState.Params.BondDenom = stakeDenom
appState[staking.ModuleName] = cdc.MustMarshalJSON(stakingGenState)
}
// migrate crisis state
if appState[crisis.ModuleName] != nil {
var crisisGenState crisis.GenesisState
err := cdc.UnmarshalJSON(appState[crisis.ModuleName], &crisisGenState)
if err != nil {
return appState, err
}
crisisGenState.ConstantFee.Denom = stakeDenom
appState[crisis.ModuleName] = cdc.MustMarshalJSON(crisisGenState)
}
// migrate gov state
if appState[gov.ModuleName] != nil {
var govGenState gov.GenesisState
err := cdc.UnmarshalJSON(appState[gov.ModuleName], &govGenState)
if err != nil {
return appState, err
}
minDeposit := sdk.NewInt64Coin(stakeDenom, 10_000_000)
govGenState.DepositParams.MinDeposit = sdk.NewCoins(minDeposit)
appState[gov.ModuleName] = cdc.MustMarshalJSON(govGenState)
}
// migrate mint state
if appState[mint.ModuleName] != nil {
var mintGenState mint.GenesisState
err := cdc.UnmarshalJSON(appState[mint.ModuleName], &mintGenState)
if err != nil {
return appState, err
}
mintGenState.Params.MintDenom = stakeDenom
appState[mint.ModuleName] = cdc.MustMarshalJSON(mintGenState)
}
return appState, nil
}
func InitCmd(ctx *server.Context, cdc codec.JSONMarshaler, mbm module.BasicManager,
defaultNodeHome string) *cobra.Command {
init := genutilcli.InitCmd(ctx, cdc, app.ModuleBasics, app.DefaultNodeHome)
init.PostRunE = func(cmd *cobra.Command, args []string) error {
config := ctx.Config
config.SetRoot(viper.GetString(cli.HomeFlag))
genFile := config.GenesisFile()
genDoc := &types.GenesisDoc{}
if _, err := os.Stat(genFile); err != nil {
if !os.IsNotExist(err) {
return err
}
} else {
genDoc, err = types.GenesisDocFromFile(genFile)
if err != nil {
return errors.Wrap(err, "Failed to read genesis doc from file")
}
}
stakeDenom := viper.GetString(flagStakeDenom)
appState, err := initGenesis(cdc, genDoc, stakeDenom)
if err != nil {
return err
}
genDoc.AppState, err = cdc.MarshalJSON(appState)
if err != nil {
return errors.Wrap(err, "failed to JSON marshal migrated genesis state")
}
if err = genutil.ExportGenesisFile(genDoc, genFile); err != nil {
return errors.Wrap(err, "Failed to export gensis file")
}
return nil
}
init.Flags().String(flagStakeDenom, internal.DefaultStakeDenom, "app's stake denom")
return init
}