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add more documentation, examples with tests to illustrate reusable components

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Mechiel Lukkien
2023-12-12 15:47:26 +01:00
parent 810cbdc61d
commit d1b66035a9
40 changed files with 973 additions and 119 deletions
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6
smtpclient/gather.go
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@ -42,11 +42,11 @@ var (
// expandedNextHopAuthentic indicates if the DNS records after following CNAMEs were
// DNSSEC secure.
//
// These authentic flags are used by DANE, to determine where to look up TLSA
// These authentic results are needed for DANE, to determine where to look up TLSA
// records, and which names to allow in the remote TLS certificate. If MX records
// were found, both the original and expanded next-hops must be authentic for DANE
// to apply. For a non-IP with no MX records found, the authentic result can be
// used to decide which of the names to use as TLSA base domain.
// to be option. For a non-IP with no MX records found, the authentic result can
// be used to decide which of the names to use as TLSA base domain.
func GatherDestinations(ctx context.Context, elog *slog.Logger, resolver dns.Resolver, origNextHop dns.IPDomain) (haveMX, origNextHopAuthentic, expandedNextHopAuthentic bool, expandedNextHop dns.Domain, hosts []dns.IPDomain, permanent bool, err error) {
// ../rfc/5321:3824