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@ -56,8 +56,11 @@ func readResolv(r io.Reader) (config OSConfig, err error) {
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}
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if strings.HasPrefix(line, "nameserver") {
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nameserver := strings.TrimPrefix(line, "nameserver")
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nameserver = strings.TrimSpace(nameserver)
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s := strings.TrimPrefix(line, "nameserver")
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nameserver := strings.TrimSpace(s)
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if len(nameserver) == len(s) {
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return OSConfig{}, fmt.Errorf("missing space after \"nameserver\" in %q", line)
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}
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ip, err := netaddr.ParseIP(nameserver)
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if err != nil {
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return OSConfig{}, err
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@ -67,8 +70,12 @@ func readResolv(r io.Reader) (config OSConfig, err error) {
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}
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if strings.HasPrefix(line, "search") {
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domain := strings.TrimPrefix(line, "search")
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domain = strings.TrimSpace(domain)
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s := strings.TrimPrefix(line, "search")
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domain := strings.TrimSpace(s)
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if len(domain) == len(s) {
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// No leading space?!
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return OSConfig{}, fmt.Errorf("missing space after \"domain\" in %q", line)
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}
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fqdn, err := dnsname.ToFQDN(domain)
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if err != nil {
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return OSConfig{}, fmt.Errorf("parsing search domains %q: %w", line, err)
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