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45 lines
967 B
Go
45 lines
967 B
Go
package debian
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import (
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"bufio"
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"bytes"
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"errors"
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"regexp"
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"strings"
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"github.com/knqyf263/fanal/analyzer/os"
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"github.com/knqyf263/fanal/analyzer"
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"github.com/knqyf263/fanal/extractor"
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)
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func init() {
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analyzer.RegisterOSAnalyzer(&debianOSAnalyzer{})
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}
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type debianOSAnalyzer struct{}
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func (a debianOSAnalyzer) Analyze(fileMap extractor.FileMap) (analyzer.OS, error) {
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for _, filename := range a.RequiredFiles() {
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file, ok := fileMap[filename]
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if !ok {
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continue
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}
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scanner := bufio.NewScanner(bytes.NewBuffer(file))
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for scanner.Scan() {
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line := scanner.Text()
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// Ubuntu also exist debian_version, but format is not number
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re := regexp.MustCompile(`(\d+).(\d+)`)
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if re.MatchString(strings.TrimSpace(line)) {
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return analyzer.OS{Family: os.Debian, Name: line}, nil
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}
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}
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}
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return analyzer.OS{}, errors.New("debian: Not match")
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}
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func (a debianOSAnalyzer) RequiredFiles() []string {
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return []string{"etc/debian_version"}
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}
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