90146aea5b
Co-authored-by: kolaente <k@knt.li> Reviewed-on: https://kolaente.dev/vikunja/api/pulls/967 Co-authored-by: konrad <k@knt.li> Co-committed-by: konrad <k@knt.li>
121 lines
3 KiB
Go
121 lines
3 KiB
Go
// Vikunja is a to-do list application to facilitate your life.
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// Copyright 2018-2021 Vikunja and contributors. All rights reserved.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public Licensee as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public Licensee for more details.
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//
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// You should have received a copy of the GNU Affero General Public Licensee
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package dump
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import (
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"archive/zip"
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"fmt"
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"io"
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"os"
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"code.vikunja.io/api/pkg/db"
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"code.vikunja.io/api/pkg/files"
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"code.vikunja.io/api/pkg/log"
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"code.vikunja.io/api/pkg/utils"
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"code.vikunja.io/api/pkg/version"
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"github.com/spf13/viper"
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)
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// Dump creates a zip file with all vikunja files at filename
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func Dump(filename string) error {
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dumpFile, err := os.Create(filename)
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if err != nil {
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return fmt.Errorf("error opening dump file: %s", err)
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}
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defer dumpFile.Close()
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dumpWriter := zip.NewWriter(dumpFile)
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defer dumpWriter.Close()
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// Config
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log.Info("Start dumping config file...")
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err = writeFileToZip(viper.ConfigFileUsed(), dumpWriter)
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if err != nil {
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return fmt.Errorf("error saving config file: %s", err)
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}
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log.Info("Dumped config file")
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// Version
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log.Info("Start dumping version file...")
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err = utils.WriteBytesToZip("VERSION", []byte(version.Version), dumpWriter)
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if err != nil {
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return fmt.Errorf("error saving version: %s", err)
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}
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log.Info("Dumped version")
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// Database
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log.Info("Start dumping database...")
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data, err := db.Dump()
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if err != nil {
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return fmt.Errorf("error saving database data: %s", err)
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}
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for t, d := range data {
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err = utils.WriteBytesToZip("database/"+t+".json", d, dumpWriter)
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if err != nil {
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return fmt.Errorf("error writing database table %s: %s", t, err)
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}
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}
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log.Info("Dumped database")
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// Files
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log.Info("Start dumping files...")
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allFiles, err := files.Dump()
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if err != nil {
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return fmt.Errorf("error saving file: %s", err)
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}
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err = utils.WriteFilesToZip(allFiles, dumpWriter)
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if err != nil {
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return err
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}
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log.Infof("Dumped files")
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log.Info("Done creating dump")
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log.Infof("Dump file saved at %s", filename)
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return nil
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}
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func writeFileToZip(filename string, writer *zip.Writer) error {
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// #nosec
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fileToZip, err := os.Open(filename)
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if err != nil {
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return err
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}
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defer fileToZip.Close()
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// Get the file information
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info, err := fileToZip.Stat()
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if err != nil {
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return err
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}
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header, err := zip.FileInfoHeader(info)
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if err != nil {
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return err
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}
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header.Name = info.Name()
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header.Method = utils.CompressionUsed
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w, err := writer.CreateHeader(header)
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if err != nil {
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return err
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}
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_, err = io.Copy(w, fileToZip)
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return err
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}
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