mtasts

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v0.67.3 Latest Latest Go to latest Published: Sep 20, 2026 License: Apache-2.0 Imports: 5 Imported by: 0

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github.com/dioad/net

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Documentation ¶

Index ¶

func FormatPolicy(p *Policy) (string, error)
func HTTPHandler(p *Policy) (http.HandlerFunc, error)
type Config
type Mode
type Policy
- func PolicyFromConfig(cfg Config) *Policy
type Record

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func FormatPolicy ¶

func FormatPolicy(p *Policy) (string, error)

FormatPolicy https://www.mailhardener.com/kb/mta-sts TODO: use text/template for this stuff?

func HTTPHandler ¶

func HTTPHandler(p *Policy) (http.HandlerFunc, error)

HTTPHandler returns a handler serving p's policy document. p is a pointer, not a snapshot: the policy is rendered fresh on every request, so mutations made to *p after HTTPHandler returns (e.g. rotating MX hosts) are reflected on the next request.

Types ¶

type Config ¶

type Config struct {
	Mode   Mode     `mapstructure:"mode"`
	MX     []string `mapstructure:"mx"`
	MaxAge uint32   `mapstructure:"max-age"`
}

Config represents MTA-STS configuration used to create a policy.

type Mode ¶

type Mode string

Mode represents an MTA-STS mode (none, testing, enforce).

const (
	ModeNone    Mode = "none"
	ModeTesting Mode = "testing"
	ModeEnforce Mode = "enforce"
)

type Policy ¶

type Policy struct {
	Version string
	Mode    Mode
	MX      []string
	MaxAge  uint32
}

Policy represents an MTA-STS policy.

func PolicyFromConfig ¶

func PolicyFromConfig(cfg Config) *Policy

type Record ¶

type Record struct {
	Version string `mapstructure:"version"`
	ID      string `mapstructure:"id"`
}

Record represents an MTA-STS DNS TXT record.

func (*Record) RecordPrefix ¶

func (r *Record) RecordPrefix() string

func (*Record) RecordType ¶

func (r *Record) RecordType() string

func (*Record) RecordValue ¶

func (r *Record) RecordValue() string

func (*Record) String ¶

func (r *Record) String() string

Source Files ¶

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