syslog

type Client struct {
	// Sender is the message sender this client wraps.
	Sender Sender
}

type RawConfig struct {
	// Enabled is true if the log forwarding feature is enabled.
	Enabled bool

	// Host is the host-port of the syslog host. The format is:
	//
	//   [domain-or-ip-addr] or [domain-or-ip-addr][:port]
	//
	// If the port is not set then the default TLS port (6514) will
	// be used.
	Host string

	// CACert is the TLS CA certificate (x.509, PEM-encoded) to use
	// for validating the server certificate when connecting.
	CACert string

	// ClientCert is the TLS certificate (x.509, PEM-encoded) to use
	// when connecting.
	ClientCert string

	// ClientKey is the TLS private key (x.509, PEM-encoded) to use
	// when connecting.
	ClientKey string
}

type Sender interface {
	io.Closer

	// Send sends the RFC 5424 message over its connection.
	Send(rfc5424.Message) error
}

type SenderOpener interface {
	DialFunc(cfg *tls.Config, timeout time.Duration) (rfc5424.DialFunc, error)

	Open(host string, cfg rfc5424.ClientConfig, dial rfc5424.DialFunc) (Sender, error)
}