43 lines
932 B
Go
43 lines
932 B
Go
//go:build linux || freebsd
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// +build linux freebsd
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package archive
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import (
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"compress/gzip"
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"fmt"
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"io"
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)
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type tarGzExtractor struct {
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*BaseExtractor
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tar *tarExtractor
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}
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func NewTarGzExtractor() *tarGzExtractor {
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return &tarGzExtractor{
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BaseExtractor: NewBaseExtractor("tar.gz", []string{".tar.gz", ".tgz"}),
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tar: NewTarExtractor(),
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}
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}
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// Extract extracts a tar.gz archive into destDir
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func (t *tarGzExtractor) Extract(r io.Reader, destDir string) error {
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// Step 1: Create gzip reader for decompression
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gzr, err := gzip.NewReader(r)
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if err != nil {
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return fmt.Errorf("failed to create gzip reader: %w", err)
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}
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defer func() {
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if cerr := gzr.Close(); cerr != nil && err == nil {
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err = cerr
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}
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}()
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// Step 2: Extract tar from decompressed stream
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// gzr implements io.Reader that returns DECOMPRESSED data
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return t.tar.Extract(gzr, destDir)
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}
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func init() { Register(NewTarGzExtractor()) }
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