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https://github.com/go-gitea/gitea
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d2ea21d0d8
* use certmagic for more extensible/robust ACME cert handling * accept TOS based on config option Signed-off-by: Andrew Thornton <art27@cantab.net> Co-authored-by: zeripath <art27@cantab.net> Co-authored-by: Lauris BH <lauris@nix.lv>
44 lines
1.1 KiB
Go
Vendored
44 lines
1.1 KiB
Go
Vendored
package dns
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import (
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"crypto/x509"
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"net"
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"strconv"
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)
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// Sign creates a TLSA record from an SSL certificate.
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func (r *TLSA) Sign(usage, selector, matchingType int, cert *x509.Certificate) (err error) {
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r.Hdr.Rrtype = TypeTLSA
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r.Usage = uint8(usage)
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r.Selector = uint8(selector)
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r.MatchingType = uint8(matchingType)
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r.Certificate, err = CertificateToDANE(r.Selector, r.MatchingType, cert)
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return err
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}
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// Verify verifies a TLSA record against an SSL certificate. If it is OK
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// a nil error is returned.
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func (r *TLSA) Verify(cert *x509.Certificate) error {
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c, err := CertificateToDANE(r.Selector, r.MatchingType, cert)
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if err != nil {
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return err // Not also ErrSig?
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}
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if r.Certificate == c {
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return nil
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}
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return ErrSig // ErrSig, really?
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}
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// TLSAName returns the ownername of a TLSA resource record as per the
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// rules specified in RFC 6698, Section 3.
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func TLSAName(name, service, network string) (string, error) {
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if !IsFqdn(name) {
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return "", ErrFqdn
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}
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p, err := net.LookupPort(network, service)
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if err != nil {
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return "", err
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}
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return "_" + strconv.Itoa(p) + "._" + network + "." + name, nil
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}
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