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de4455942b
* Replace RecordConfig.Name and .NameFQDN with getters and setters. * Replace RecordConfig.Target with getters and setters. * Eliminate the CombinedTarget concept. * Add RecordConfig.PopulateFromString to reduce code in all providers. * encode and decode name.com txt records (#315) * Replace fmt.Errorf with errors.Errorf
65 lines
2.2 KiB
Go
65 lines
2.2 KiB
Go
package models
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import (
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"strconv"
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"strings"
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"github.com/pkg/errors"
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)
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// SetTargetSRV sets the SRV fields.
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func (rc *RecordConfig) SetTargetSRV(priority, weight, port uint16, target string) error {
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rc.SrvPriority = priority
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rc.SrvWeight = weight
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rc.SrvPort = port
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rc.Target = target
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if rc.Type == "" {
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rc.Type = "SRV"
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}
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if rc.Type != "SRV" {
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panic("assertion failed: SetTargetSRV called when .Type is not SRV")
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}
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return nil
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}
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// setTargetIntAndStrings is like SetTargetSRV but accepts priority as an int, the other parameters as strings.
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func (rc *RecordConfig) setTargetIntAndStrings(priority uint16, weight, port, target string) (err error) {
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var i64weight, i64port uint64
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if i64weight, err = strconv.ParseUint(weight, 10, 16); err == nil {
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if i64port, err = strconv.ParseUint(port, 10, 16); err == nil {
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return rc.SetTargetSRV(priority, uint16(i64weight), uint16(i64port), target)
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}
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}
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return errors.Wrap(err, "SRV value too big for uint16")
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}
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// SetTargetSRVStrings is like SetTargetSRV but accepts all parameters as strings.
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func (rc *RecordConfig) SetTargetSRVStrings(priority, weight, port, target string) (err error) {
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var i64priority uint64
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if i64priority, err = strconv.ParseUint(priority, 10, 16); err == nil {
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return rc.setTargetIntAndStrings(uint16(i64priority), weight, port, target)
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}
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return errors.Wrap(err, "SRV value too big for uint16")
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}
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// SetTargetSRVPriorityString is like SetTargetSRV but accepts priority as an
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// uint16 and the rest of the values joined in a string that needs to be parsed.
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// This is a helper function that comes in handy when a provider re-uses the MX preference
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// field as the SRV priority.
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func (rc *RecordConfig) SetTargetSRVPriorityString(priority uint16, s string) error {
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part := strings.Fields(s)
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if len(part) != 3 {
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return errors.Errorf("SRV value does not contain 3 fields: (%#v)", s)
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}
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return rc.setTargetIntAndStrings(priority, part[0], part[1], part[2])
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}
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// SetTargetSRVString is like SetTargetSRV but accepts one big string to be parsed.
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func (rc *RecordConfig) SetTargetSRVString(s string) error {
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part := strings.Fields(s)
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if len(part) != 4 {
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return errors.Errorf("SRC value does not contain 4 fields: (%#v)", s)
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}
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return rc.SetTargetSRVStrings(part[0], part[1], part[2], part[3])
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}
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