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start.go
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start.go
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package server
import (
"flag"
"github.com/pkg/errors"
"github.com/tendermint/abci/server"
abci "github.com/tendermint/abci/types"
cmn "github.com/tendermint/tmlibs/common"
"github.com/tendermint/tmlibs/log"
)
const (
flagBind = "bind"
)
func parseBind(args []string) (string, error) {
// parse flagBind and return the result
var addr string
startFlags := flag.NewFlagSet("start", flag.ExitOnError)
startFlags.StringVar(&addr, flagBind, "tcp://localhost:46658", "address server listens on")
err := startFlags.Parse(args)
return addr, err
}
// AppGenerator lets us lazily initialize app, using home dir
// and logger potentially initialized with other flags
type AppGenerator func(string, log.Logger) (abci.Application, error)
// StartCmd initializes the application, and
func StartCmd(gen AppGenerator, logger log.Logger, home string, args []string) error {
addr, err := parseBind(args)
if err != nil {
return err
}
// Generate the app in the proper dir
app, err := gen(home, logger)
if err != nil {
return err
}
logger.Info("Starting ABCI app", "bind", addr)
svr, err := server.NewServer(addr, "socket", app)
if err != nil {
return errors.Errorf("Error creating listener: %v\n", err)
}
svr.SetLogger(logger.With("module", "abci-server"))
svr.Start()
// Wait forever
cmn.TrapSignal(func() {
// Cleanup
svr.Stop()
})
return nil
}