2 * ============LICENSE_START=======================================================
3 * dcaegen2-collectors-veshv
4 * ================================================================================
5 * Copyright (C) 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.config.api
22 import arrow.core.getOrElse
23 import org.onap.dcae.collectors.veshv.config.api.model.HvVesConfiguration
24 import org.onap.dcae.collectors.veshv.config.api.model.MissingArgumentException
25 import org.onap.dcae.collectors.veshv.config.api.model.ValidationException
26 import org.onap.dcae.collectors.veshv.config.impl.ArgHvVesConfiguration
27 import org.onap.dcae.collectors.veshv.config.impl.ConfigurationValidator
28 import org.onap.dcae.collectors.veshv.config.impl.FileConfigurationReader
29 import org.onap.dcae.collectors.veshv.utils.arrow.throwOnLeft
30 import reactor.core.publisher.Flux
32 class ConfigurationModule {
33 private val DEFAULT_HEALTHCHECK_PORT: Int = 6060
35 private val cmd = ArgHvVesConfiguration()
36 private val configReader = FileConfigurationReader()
37 private val configValidator = ConfigurationValidator()
39 fun healthCheckPort(args: Array<String>): Int = cmd.parseToInt(args).getOrElse { DEFAULT_HEALTHCHECK_PORT }
41 fun hvVesConfigurationUpdates(args: Array<String>): Flux<HvVesConfiguration> =
42 Flux.just(cmd.parseToFile(args))
43 .throwOnLeft { MissingArgumentException(it.message, it.cause) }
44 .map { it.reader().use(configReader::loadConfig) }
45 .map { configValidator.validate(it) }
46 .throwOnLeft { ValidationException(it.message) }