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27 lines
670 B
Go
27 lines
670 B
Go
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// +build !windows
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package dockerfile
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import (
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"os"
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"path/filepath"
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"strings"
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"github.com/docker/docker/pkg/system"
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)
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// normaliseDest normalises the destination of a COPY/ADD command in a
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// platform semantically consistent way.
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func normaliseDest(cmdName, workingDir, requested string) (string, error) {
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dest := filepath.FromSlash(requested)
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endsInSlash := strings.HasSuffix(requested, string(os.PathSeparator))
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if !system.IsAbs(requested) {
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dest = filepath.Join(string(os.PathSeparator), filepath.FromSlash(workingDir), dest)
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// Make sure we preserve any trailing slash
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if endsInSlash {
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dest += string(os.PathSeparator)
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}
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}
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return dest, nil
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}
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