2 * ============LICENSE_START=======================================================
3 * dcaegen2-collectors-veshv
4 * ================================================================================
5 * Copyright (C) 2018-2019 NOKIA
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
20 package org.onap.dcae.collectors.veshv.simulators.dcaeapp
22 import arrow.effects.IO
23 import org.onap.dcae.collectors.veshv.commandline.handleWrongArgumentErrorCurried
24 import org.onap.dcae.collectors.veshv.simulators.dcaeapp.impl.ConsumerFactory
25 import org.onap.dcae.collectors.veshv.simulators.dcaeapp.impl.DcaeAppSimulator
26 import org.onap.dcae.collectors.veshv.simulators.dcaeapp.impl.MessageStreamValidation
27 import org.onap.dcae.collectors.veshv.simulators.dcaeapp.impl.adapters.DcaeAppApiServer
28 import org.onap.dcae.collectors.veshv.simulators.dcaeapp.impl.config.ArgDcaeAppSimConfiguration
29 import org.onap.dcae.collectors.veshv.simulators.dcaeapp.impl.config.DcaeAppSimConfiguration
30 import org.onap.dcae.collectors.veshv.utils.arrow.ExitFailure
31 import org.onap.dcae.collectors.veshv.utils.arrow.unsafeRunEitherSync
32 import org.onap.dcae.collectors.veshv.utils.logging.Logger
33 import org.onap.dcae.collectors.veshv.ves.message.generator.factory.MessageGeneratorFactory
35 private const val PACKAGE_NAME = "org.onap.dcae.collectors.veshv.simulators.dcaeapp"
36 private val logger = Logger(PACKAGE_NAME)
37 const val PROGRAM_NAME = "java $PACKAGE_NAME.MainKt"
39 fun main(args: Array<String>) =
40 ArgDcaeAppSimConfiguration().parse(args)
41 .mapLeft(handleWrongArgumentErrorCurried(PROGRAM_NAME))
45 logger.withError { log("Failed to start a server", ex) }
49 logger.info { "Started DCAE-APP Simulator API server" }
53 private fun startApp(config: DcaeAppSimConfiguration): IO<Unit> {
54 logger.info { "Using configuration: $config" }
55 val consumerFactory = ConsumerFactory(config.kafkaBootstrapServers)
56 val generatorFactory = MessageGeneratorFactory(config.maxPayloadSizeBytes)
57 val messageStreamValidation = MessageStreamValidation(generatorFactory.createVesEventGenerator())
58 return DcaeAppApiServer(DcaeAppSimulator(consumerFactory, messageStreamValidation))
59 .start(config.apiAddress, config.kafkaTopics)
60 .flatMap { it.await() }