forked from gliderlabs/logspout
/
udp.go
43 lines (36 loc) · 917 Bytes
/
udp.go
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package udp
import (
"net"
"github.com/gliderlabs/logspout/adapters/raw"
"github.com/gliderlabs/logspout/router"
)
const (
// make configurable?
writeBuffer = 1024 * 1024
)
func init() {
router.AdapterTransports.Register(new(udpTransport), "udp")
// convenience adapters around raw adapter
router.AdapterFactories.Register(rawUDPAdapter, "udp")
}
func rawUDPAdapter(route *router.Route) (router.LogAdapter, error) {
route.Adapter = "raw+udp"
return raw.NewRawAdapter(route)
}
type udpTransport int
func (_ *udpTransport) Dial(addr string, options map[string]string) (net.Conn, error) {
raddr, err := net.ResolveUDPAddr("udp", addr)
if err != nil {
return nil, err
}
conn, err := net.DialUDP("udp", nil, raddr)
if err != nil {
return nil, err
}
// bump up the packet size for large log lines
err = conn.SetWriteBuffer(writeBuffer)
if err != nil {
return nil, err
}
return conn, nil
}