func main() {
flag.Parse()
config, logger := parseConfig(*debug, *configFilePath, *logFilePath)
dopplerClientPool := initializeClientPool(config, logger)
dopplerForwarder := dopplerforwarder.New(dopplerClientPool, logger)
byteSigner := signer.New(config.SharedSecret, dopplerForwarder)
marshaller := eventmarshaller.New(byteSigner, logger)
varzShim := varzforwarder.New(config.Job, metricTTL, marshaller, logger)
messageTagger := tagger.New(config.Deployment, config.Job, config.Index, varzShim)
aggregator := messageaggregator.New(messageTagger, logger)
dropsondeUnmarshaller := eventunmarshaller.New(aggregator, logger)
dropsondeReader := networkreader.New(fmt.Sprintf("localhost:%d", config.DropsondeIncomingMessagesPort), "dropsondeAgentListener", dropsondeUnmarshaller, logger)
// TODO: remove next two lines when legacy support is removed (or extracted to injector)
legacyUnmarshaller := legacyunmarshaller.New(aggregator, logger)
legacyReader := networkreader.New(fmt.Sprintf("localhost:%d", config.LegacyIncomingMessagesPort), "legacyAgentListener", legacyUnmarshaller, logger)
instrumentables := []instrumentation.Instrumentable{
legacyReader,
dropsondeReader,
legacyUnmarshaller,
dropsondeUnmarshaller,
aggregator,
varzShim,
marshaller,
}
go startMonitoringEndpoints(config, instrumentables, logger)
go legacyReader.Start()
dropsondeReader.Start()
}
func main() {
// Metron is intended to be light-weight so we occupy only one core
runtime.GOMAXPROCS(1)
flag.Parse()
config, logger := parseConfig(*debug, *configFilePath, *logFilePath)
dopplerClientPool := initializeClientPool(config, logger)
dopplerForwarder := dopplerforwarder.New(dopplerClientPool, logger)
byteSigner := signer.New(config.SharedSecret, dopplerForwarder)
marshaller := eventmarshaller.New(byteSigner, logger)
messageTagger := tagger.New(config.Deployment, config.Job, config.Index, marshaller)
aggregator := messageaggregator.New(messageTagger, logger)
initializeMetrics(byteSigner, config, logger)
dropsondeUnmarshaller := eventunmarshaller.New(aggregator, logger)
dropsondeReader := networkreader.New(fmt.Sprintf("localhost:%d", config.DropsondeIncomingMessagesPort), "dropsondeAgentListener", dropsondeUnmarshaller, logger)
// TODO: remove next four lines when legacy support is removed (or extracted to injector)
legacyMarshaller := eventmarshaller.New(byteSigner, logger)
legacyMessageTagger := tagger.New(config.Deployment, config.Job, config.Index, legacyMarshaller)
legacyUnmarshaller := legacyunmarshaller.New(legacyMessageTagger, logger)
legacyReader := networkreader.New(fmt.Sprintf("localhost:%d", config.LegacyIncomingMessagesPort), "legacyAgentListener", legacyUnmarshaller, logger)
go legacyReader.Start()
dropsondeReader.Start()
}
"github.com/gogo/protobuf/proto"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
var _ = Describe("LegacyUnmarshaller", func() {
var (
unmarshaller *legacyunmarshaller.LegacyUnmarshaller
writer mocks.MockEnvelopeWriter
)
Context("Run", func() {
BeforeEach(func() {
writer = mocks.MockEnvelopeWriter{}
unmarshaller = legacyunmarshaller.New(&writer, loggertesthelper.Logger())
})
It("unmarshals bytes on channel into envelopes", func() {
envelope := &logmessage.LogEnvelope{
RoutingKey: proto.String("fake-routing-key"),
Signature: []byte{1, 2, 3},
LogMessage: &logmessage.LogMessage{
Message: []byte{4, 5, 6},
MessageType: logmessage.LogMessage_OUT.Enum(),
Timestamp: proto.Int64(123),
AppId: proto.String("fake-app-id"),
},
}
message, _ := proto.Marshal(envelope)