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run.go
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run.go
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// Copyright (c) 2022 Gobalsky Labs Limited
//
// Use of this software is governed by the Business Source License included
// in the LICENSE file and at https://www.mariadb.com/bsl11.
//
// Change Date: 18 months from the later of the date of the first publicly
// available Distribution of this version of the repository, and 25 June 2022.
//
// On the date above, in accordance with the Business Source License, use
// of this software will be governed by version 3 or later of the GNU General
// Public License.
package faucet
import (
"context"
"fmt"
"os"
"os/signal"
"syscall"
"code.vegaprotocol.io/vega/core/config"
"code.vegaprotocol.io/vega/core/faucet"
"code.vegaprotocol.io/vega/logging"
"code.vegaprotocol.io/vega/paths"
"github.com/jessevdk/go-flags"
)
type faucetRun struct {
ctx context.Context
config.VegaHomeFlag
config.PassphraseFlag
faucet.Config
}
func (opts *faucetRun) Execute(_ []string) error {
log := logging.NewLoggerFromConfig(
logging.NewDefaultConfig(),
)
defer log.AtExit()
pass, err := opts.PassphraseFile.Get("faucet wallet", false)
if err != nil {
return err
}
vegaPaths := paths.New(opts.VegaHome)
faucetCfgLoader, err := faucet.InitialiseConfigLoader(vegaPaths)
if err != nil {
return fmt.Errorf("couldn't initialise faucet configuration loader: %w", err)
}
faucetCfg, err := faucetCfgLoader.GetConfig()
if err != nil {
return fmt.Errorf("couldn't get faucet configuration: %w", err)
}
if _, err := flags.NewParser(faucetCfg, flags.Default|flags.IgnoreUnknown).Parse(); err != nil {
return err
}
faucetSvc, err := faucet.NewService(log, vegaPaths, *faucetCfg, pass)
if err != nil {
return fmt.Errorf("could not initialise the faucet service: %w", err)
}
ctx, cancel := context.WithCancel(opts.ctx)
go func() {
defer cancel()
if err := faucetSvc.Start(); err != nil {
log.Error("error starting faucet server", logging.Error(err))
}
}()
waitSig(ctx, log)
if err := faucetSvc.Stop(); err != nil {
log.Error("error stopping faucet server", logging.Error(err))
} else {
log.Info("faucet server stopped with success")
}
return nil
}
// waitSig will wait for a sigterm or sigint interrupt.
func waitSig(ctx context.Context, log *logging.Logger) {
gracefulStop := make(chan os.Signal, 1)
signal.Notify(gracefulStop, syscall.SIGTERM)
signal.Notify(gracefulStop, syscall.SIGINT)
select {
case sig := <-gracefulStop:
log.Info("Caught signal", logging.String("name", fmt.Sprintf("%+v", sig)))
case <-ctx.Done():
// nothing to do
}
}