dnscontrol/models/t_caa.go

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package models
import (
"fmt"
"strconv"
)
// SetTargetCAA sets the CAA fields.
func (rc *RecordConfig) SetTargetCAA(flag uint8, tag string, target string) error {
rc.CaaTag = tag
rc.CaaFlag = flag
rc.SetTarget(target)
if rc.Type == "" {
rc.Type = "CAA"
}
if rc.Type != "CAA" {
panic("assertion failed: SetTargetCAA called when .Type is not CAA")
}
if tag != "issue" && tag != "issuewild" && tag != "iodef" {
return fmt.Errorf("CAA tag (%v) is not one of issue/issuewild/iodef", tag)
}
return nil
}
// SetTargetCAAStrings is like SetTargetCAA but accepts strings.
func (rc *RecordConfig) SetTargetCAAStrings(flag, tag, target string) error {
i64flag, err := strconv.ParseUint(flag, 10, 8)
if err != nil {
return fmt.Errorf("CAA flag does not fit in 8 bits: %w", err)
}
return rc.SetTargetCAA(uint8(i64flag), tag, target)
}
// SetTargetCAAString is like SetTargetCAA but accepts one big string.
// Ex: `0 issue "letsencrypt.org"`
func (rc *RecordConfig) SetTargetCAAString(s string) error {
part, err := ParseQuotedFields(s)
if err != nil {
return err
}
if len(part) != 3 {
return fmt.Errorf("CAA value does not contain 3 fields: (%#v)", s)
}
return rc.SetTargetCAAStrings(part[0], part[1], part[2])
}