2c652ef92f
* pkg/cwhub: package documentation * Don't repeat local state in "cscli... inspect" * lint * use proper name of the hub item instead of the filename for local items * hub update: avoid reporting local items as tainted
33 lines
639 B
Go
33 lines
639 B
Go
package cwhub
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import (
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"fmt"
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"net/http"
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"path/filepath"
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"strings"
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"time"
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)
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var hubClient = &http.Client{
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Timeout: 120 * time.Second,
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}
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// safePath returns a joined path and ensures that it does not escape the base directory.
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func safePath(dir, filePath string) (string, error) {
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absBaseDir, err := filepath.Abs(filepath.Clean(dir))
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if err != nil {
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return "", err
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}
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absFilePath, err := filepath.Abs(filepath.Join(dir, filePath))
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if err != nil {
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return "", err
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}
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if !strings.HasPrefix(absFilePath, absBaseDir) {
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return "", fmt.Errorf("path %s escapes base directory %s", filePath, dir)
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}
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return absFilePath, nil
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}
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