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init.go
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init.go
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// Copyright (C) 2023 Gobalsky Labs Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package visor
import (
"fmt"
"os"
"path"
"code.vegaprotocol.io/vega/logging"
"code.vegaprotocol.io/vega/visor/config"
"code.vegaprotocol.io/vega/visor/utils"
)
func Init(log *logging.Logger, homeFolder string, withDataNode bool) error {
homePath, err := utils.AbsPath(homeFolder)
if err != nil {
return fmt.Errorf("failed to get absolute path for %q: %w", homeFolder, err)
}
homeExists, err := utils.PathExists(homePath)
if err != nil {
return err
}
if homeExists {
return fmt.Errorf("home folder %q already exists", homePath)
}
visorConf := config.DefaultVisorConfig(log, homePath)
log.Info("Initiating genesis folder")
if err := initDefaultFolder(visorConf.GenesisFolder(), "genesis", withDataNode); err != nil {
return err
}
log.Info("Initiating vX.X.X upgrade folder")
if err := initDefaultFolder(visorConf.UpgradeFolder("vX.X.X"), "vX.X.X", withDataNode); err != nil {
return err
}
log.Info("Saving default config file")
if err := visorConf.WriteToFile(); err != nil {
return fmt.Errorf("failed to write config to file: %w", err)
}
return nil
}
func initDefaultFolder(folderPath, name string, withDataNode bool) error {
if err := os.MkdirAll(folderPath, 0o755); err != nil {
return fmt.Errorf("failed to create %q folder: %w", name, err)
}
if err := config.ExampleRunConfig(name, withDataNode).WriteToFile(path.Join(folderPath, config.RunConfigFileName)); err != nil {
return fmt.Errorf("failed to write example config file for %q: %w", name, err)
}
return nil
}