func NewClient(logger *gosteno.Logger, url string) (loggregatorclient.Client, error) {
if index := strings.Index(url, "://"); index > 0 {
switch url[:index] {
case "udp":
return loggregatorclient.NewUDPClient(logger, url[index+3:], loggregatorclient.DefaultBufferSize)
case "tls":
return loggregatorclient.NewTLSClient(logger, url[index+3:])
}
}
return nil, fmt.Errorf("Unknown scheme for %s", url)
}
func NewEmitter(loggregatorServer, sourceName, sourceId, sharedSecret string, logger *gosteno.Logger) (*LoggregatorEmitter, error) {
if logger == nil {
logger = gosteno.NewLogger("loggregatorlib.emitter")
}
client, err := loggregatorclient.NewUDPClient(logger, loggregatorServer, loggregatorclient.DefaultBufferSize)
if err != nil {
return nil, err
}
e := &LoggregatorEmitter{
sharedSecret: sharedSecret,
sn: sourceName,
sId: sourceId,
LoggregatorClient: client,
logger: logger,
}
e.logger.Debugf("Created new loggregator emitter: %#v", e)
return e, nil
}
"github.com/onsi/ginkgo/config"
. "github.com/onsi/gomega"
)
var _ = Describe("Udp Client", func() {
var (
client loggregatorclient.Client
udpListener *net.UDPConn
loggregatorAddress string
)
BeforeEach(func() {
port := 9875 + config.GinkgoConfig.ParallelNode
loggregatorAddress = net.JoinHostPort("127.0.0.1", strconv.Itoa(port))
var err error
client, err = loggregatorclient.NewUDPClient(gosteno.NewLogger("TestLogger"), loggregatorAddress, 0)
Expect(err).NotTo(HaveOccurred())
udpAddr, _ := net.ResolveUDPAddr("udp", loggregatorAddress)
udpListener, _ = net.ListenUDP("udp", udpAddr)
})
AfterEach(func() {
client.Stop()
udpListener.Close()
})
It("sends log messages to loggregator", func() {
expectedOutput := []byte("Important Testmessage")
client.Send(expectedOutput)