Ask Bjørn Hansen
49f7ad2987
Zones without a file= property (e.g. ddns zones) are included in catalog zone output for secondaries but skipped in domains.conf. Previously --bind-conf required every zone to have file= set.
56 lines
1.5 KiB
Go
56 lines
1.5 KiB
Go
package main
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import (
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"fmt"
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"os"
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"sort"
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"strings"
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)
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// generateBindConf produces a BIND domains.conf from all zone entries.
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// Zones are sorted alphabetically. Each zone block uses 8-space indentation.
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// DNSSEC zones get dnssec-policy and inline-signing directives on the file line.
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func generateBindConf(entries []ZoneEntry) string {
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sorted := make([]ZoneEntry, len(entries))
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copy(sorted, entries)
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sort.Slice(sorted, func(i, j int) bool {
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return sorted[i].Zone < sorted[j].Zone
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})
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var b strings.Builder
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b.WriteString("# THIS FILE IS GENERATED BY catalog-zone-gen\n")
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b.WriteString("#=============================================\n")
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b.WriteString("#\n")
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for _, entry := range sorted {
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if entry.ZoneFile == "" {
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continue // catalog-only zone, no BIND config needed
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}
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// Strip trailing dot for BIND zone name
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zoneName := strings.TrimSuffix(entry.Zone, ".")
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fmt.Fprintf(&b, "zone \"%s\" {\n", zoneName)
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b.WriteString(" type master;\n")
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fileLine := fmt.Sprintf(" file \"%s\";", entry.ZoneFile)
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if entry.DNSSEC {
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fileLine += " dnssec-policy standard; inline-signing yes;"
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}
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b.WriteString(fileLine + "\n")
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b.WriteString("};\n")
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}
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return b.String()
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}
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// writeBindConf writes the BIND config to path.
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// Zones without a ZoneFile are skipped (catalog-only zones).
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func writeBindConf(path string, entries []ZoneEntry) error {
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content := generateBindConf(entries)
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if err := os.WriteFile(path, []byte(content), 0o644); err != nil {
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return fmt.Errorf("writing bind config %s: %w", path, err)
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}
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return nil
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}
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