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75 lines
2.1 KiB
75 lines
2.1 KiB
/*
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* Copyright © 2018-2019, 2021 A Bunch Tell LLC.
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*
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* This file is part of WriteFreely.
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*
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* WriteFreely is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, included
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* in the LICENSE file in this source code package.
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*/
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package writefreely
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import (
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"github.com/writeas/web-core/log"
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"github.com/writefreely/writefreely/key"
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"io/ioutil"
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"os"
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"path/filepath"
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)
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const (
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keysDir = "keys"
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)
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var (
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emailKeyPath = filepath.Join(keysDir, "email.aes256")
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cookieAuthKeyPath = filepath.Join(keysDir, "cookies_auth.aes256")
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cookieKeyPath = filepath.Join(keysDir, "cookies_enc.aes256")
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csrfKeyPath = filepath.Join(keysDir, "csrf.aes256")
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)
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// InitKeys loads encryption keys into memory via the given Apper interface
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func InitKeys(apper Apper) error {
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log.Info("Loading encryption keys...")
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err := apper.LoadKeys()
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if err != nil {
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return err
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}
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return nil
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}
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func initKeyPaths(app *App) {
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emailKeyPath = filepath.Join(app.cfg.Server.KeysParentDir, emailKeyPath)
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cookieAuthKeyPath = filepath.Join(app.cfg.Server.KeysParentDir, cookieAuthKeyPath)
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cookieKeyPath = filepath.Join(app.cfg.Server.KeysParentDir, cookieKeyPath)
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csrfKeyPath = filepath.Join(app.cfg.Server.KeysParentDir, csrfKeyPath)
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}
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// generateKey generates a key at the given path used for the encryption of
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// certain user data. Because user data becomes unrecoverable without these
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// keys, this won't overwrite any existing key, and instead outputs a message.
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func generateKey(path string) error {
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// Check if key file exists
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if _, err := os.Stat(path); err == nil {
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log.Info("%s already exists. rm the file if you understand the consquences.", path)
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return nil
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} else if !os.IsNotExist(err) {
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log.Error("%s", err)
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return err
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}
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log.Info("Generating %s.", path)
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b, err := key.GenerateBytes(key.EncKeysBytes)
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if err != nil {
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log.Error("FAILED. %s. Run writefreely --gen-keys again.", err)
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return err
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}
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err = ioutil.WriteFile(path, b, 0600)
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if err != nil {
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log.Error("FAILED writing file: %s", err)
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return err
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}
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log.Info("Success.")
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return nil
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}
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