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https://github.com/octoleo/restic.git
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c71729dfc4
Package internal/dump has been reworked so its API consists of a single type Dumper that handles tar and zip formats. Tree loading and node writing happen concurrently.
62 lines
1.1 KiB
Go
62 lines
1.1 KiB
Go
package dump
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import (
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"archive/zip"
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"context"
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"path/filepath"
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"github.com/restic/restic/internal/errors"
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"github.com/restic/restic/internal/restic"
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)
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func (d *Dumper) dumpZip(ctx context.Context, ch <-chan *restic.Node) (err error) {
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w := zip.NewWriter(d.w)
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defer func() {
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if err == nil {
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err = w.Close()
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err = errors.Wrap(err, "Close")
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}
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}()
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for node := range ch {
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if err := d.dumpNodeZip(ctx, node, w); err != nil {
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return err
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}
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}
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return nil
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}
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func (d *Dumper) dumpNodeZip(ctx context.Context, node *restic.Node, zw *zip.Writer) error {
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relPath, err := filepath.Rel("/", node.Path)
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if err != nil {
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return err
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}
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header := &zip.FileHeader{
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Name: filepath.ToSlash(relPath),
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UncompressedSize64: node.Size,
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Modified: node.ModTime,
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}
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header.SetMode(node.Mode)
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if IsDir(node) {
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header.Name += "/"
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}
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w, err := zw.CreateHeader(header)
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if err != nil {
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return errors.Wrap(err, "ZipHeader")
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}
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if IsLink(node) {
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if _, err = w.Write([]byte(node.LinkTarget)); err != nil {
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return errors.Wrap(err, "Write")
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}
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return nil
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}
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return d.writeNode(ctx, w, node)
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}
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