cosmos-sdk/examples/democoin/cmd/democoind/main.go

66 lines
1.6 KiB
Go

package main
import (
"encoding/json"
"os"
"path/filepath"
"github.com/spf13/cobra"
abci "github.com/tendermint/abci/types"
"github.com/tendermint/tmlibs/cli"
dbm "github.com/tendermint/tmlibs/db"
"github.com/tendermint/tmlibs/log"
"github.com/cosmos/cosmos-sdk/examples/democoin/app"
"github.com/cosmos/cosmos-sdk/server"
sdk "github.com/cosmos/cosmos-sdk/types"
)
// rootCmd is the entry point for this binary
var (
context = server.NewDefaultContext()
rootCmd = &cobra.Command{
Use: "democoind",
Short: "Democoin Daemon (server)",
PersistentPreRunE: server.PersistentPreRunEFn(context),
}
)
// defaultAppState sets up the app_state for the
// default genesis file
func defaultAppState(args []string, addr sdk.Address, coinDenom string) (json.RawMessage, error) {
baseJSON, err := server.DefaultGenAppState(args, addr, coinDenom)
if err != nil {
return nil, err
}
var jsonMap map[string]json.RawMessage
err = json.Unmarshal(baseJSON, &jsonMap)
if err != nil {
return nil, err
}
jsonMap["cool"] = json.RawMessage(`{
"trend": "ice-cold"
}`)
bz, err := json.Marshal(jsonMap)
return json.RawMessage(bz), err
}
func generateApp(rootDir string, logger log.Logger) (abci.Application, error) {
db, err := dbm.NewGoLevelDB("democoin", filepath.Join(rootDir, "data"))
if err != nil {
return nil, err
}
bapp := app.NewDemocoinApp(logger, db)
return bapp, nil
}
func main() {
server.AddCommands(rootCmd, defaultAppState, generateApp, context)
// prepare and add flags
rootDir := os.ExpandEnv("$HOME/.democoind")
executor := cli.PrepareBaseCmd(rootCmd, "BC", rootDir)
executor.Execute()
}