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terminate.go
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terminate.go
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/*
This work is licensed and released under GNU GPL v3 or any other later versions.
The full text of the license is below/ found at <http://www.gnu.org/licenses/>
(c) 2023 Rocket Pool Pty Ltd. Modified under GNU GPL v3. [1.5.0]
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package service
import (
"fmt"
"io/ioutil"
"os"
"path/filepath"
"github.com/urfave/cli"
"github.com/stader-labs/stader-node/shared/types/api"
)
const dataFolder string = "/.stader/data"
// Deletes the contents of the data folder including the wallet file, password file, and all validator keys.
// Don't use this unless you have a very good reason to do it (such as switching from Prater to Mainnet).
func terminateDataFolder(c *cli.Context) (*api.TerminateDataFolderResponse, error) {
// Response
response := api.TerminateDataFolderResponse{}
// Check if it exists
_, err := os.Stat(dataFolder)
if os.IsNotExist(err) {
response.FolderExisted = false
return &response, nil
}
response.FolderExisted = true
// Traverse it
files, err := ioutil.ReadDir(dataFolder)
if err != nil {
return nil, fmt.Errorf("error enumerating files: %w", err)
}
// Delete the children
for _, file := range files {
// Skip the validators directory - that get special treatment
if file.Name() != "validators" && !file.IsDir() {
fullPath := filepath.Join(dataFolder, file.Name())
if file.IsDir() {
err = os.RemoveAll(fullPath)
} else {
err = os.Remove(fullPath)
}
if err != nil {
return nil, fmt.Errorf("error removing [%s]: %w", file.Name(), err)
}
}
}
// Traverse the validators dir
validatorsDir := filepath.Join(dataFolder, "validators")
files, err = ioutil.ReadDir(validatorsDir)
if err != nil {
return nil, fmt.Errorf("error enumerating validator files: %w", err)
}
// Delete the children
for _, file := range files {
fullPath := filepath.Join(validatorsDir, file.Name())
if file.IsDir() {
err = os.RemoveAll(fullPath)
} else {
err = os.Remove(fullPath)
}
if err != nil {
return nil, fmt.Errorf("error removing [%s]: %w", file.Name(), err)
}
}
// Return response
return &response, nil
}