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/*
* ============LICENSE_START=======================================================
* dcaegen2-collectors-veshv
* ================================================================================
* Copyright (C) 2018 NOKIA
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ============LICENSE_END=========================================================
*/
package org.onap.dcae.collectors.veshv.main
import arrow.core.Option
import arrow.core.fix
import arrow.instances.option.monad.monad
import arrow.typeclasses.binding
import org.apache.commons.cli.CommandLine
import org.apache.commons.cli.DefaultParser
import org.onap.dcae.collectors.veshv.domain.WireFrameMessage
import org.onap.dcae.collectors.veshv.model.ConfigurationProviderParams
import org.onap.dcae.collectors.veshv.model.ServerConfiguration
import org.onap.dcae.collectors.veshv.ssl.boundary.createSecurityConfiguration
import org.onap.dcae.collectors.veshv.utils.commandline.ArgBasedConfiguration
import org.onap.dcae.collectors.veshv.utils.commandline.CommandLineOption.CONSUL_CONFIG_URL
import org.onap.dcae.collectors.veshv.utils.commandline.CommandLineOption.CONSUL_FIRST_REQUEST_DELAY
import org.onap.dcae.collectors.veshv.utils.commandline.CommandLineOption.CONSUL_REQUEST_INTERVAL
import org.onap.dcae.collectors.veshv.utils.commandline.CommandLineOption.DUMMY_MODE
import org.onap.dcae.collectors.veshv.utils.commandline.CommandLineOption.HEALTH_CHECK_API_PORT
import org.onap.dcae.collectors.veshv.utils.commandline.CommandLineOption.IDLE_TIMEOUT_SEC
import org.onap.dcae.collectors.veshv.utils.commandline.CommandLineOption.KEY_STORE_FILE
import org.onap.dcae.collectors.veshv.utils.commandline.CommandLineOption.KEY_STORE_PASSWORD
import org.onap.dcae.collectors.veshv.utils.commandline.CommandLineOption.LISTEN_PORT
import org.onap.dcae.collectors.veshv.utils.commandline.CommandLineOption.MAXIMUM_PAYLOAD_SIZE_BYTES
import org.onap.dcae.collectors.veshv.utils.commandline.CommandLineOption.SSL_DISABLE
import org.onap.dcae.collectors.veshv.utils.commandline.CommandLineOption.TRUST_STORE_FILE
import org.onap.dcae.collectors.veshv.utils.commandline.CommandLineOption.TRUST_STORE_PASSWORD
import org.onap.dcae.collectors.veshv.utils.commandline.hasOption
import org.onap.dcae.collectors.veshv.utils.commandline.intValue
import org.onap.dcae.collectors.veshv.utils.commandline.longValue
import org.onap.dcae.collectors.veshv.utils.commandline.stringValue
import java.net.InetSocketAddress
import java.time.Duration
internal class ArgVesHvConfiguration : ArgBasedConfiguration<ServerConfiguration>(DefaultParser()) {
override val cmdLineOptionsList = listOf(
HEALTH_CHECK_API_PORT,
LISTEN_PORT,
CONSUL_CONFIG_URL,
CONSUL_FIRST_REQUEST_DELAY,
CONSUL_REQUEST_INTERVAL,
SSL_DISABLE,
KEY_STORE_FILE,
KEY_STORE_PASSWORD,
TRUST_STORE_FILE,
TRUST_STORE_PASSWORD,
IDLE_TIMEOUT_SEC,
MAXIMUM_PAYLOAD_SIZE_BYTES,
DUMMY_MODE
)
override fun getConfiguration(cmdLine: CommandLine): Option<ServerConfiguration> =
Option.monad().binding {
val healthCheckApiPort = cmdLine.intValue(
HEALTH_CHECK_API_PORT,
DefaultValues.HEALTH_CHECK_API_PORT
)
val listenPort = cmdLine.intValue(LISTEN_PORT).bind()
val idleTimeoutSec = cmdLine.longValue(IDLE_TIMEOUT_SEC, DefaultValues.IDLE_TIMEOUT_SEC)
val maxPayloadSizeBytes = cmdLine.intValue(MAXIMUM_PAYLOAD_SIZE_BYTES,
DefaultValues.MAX_PAYLOAD_SIZE_BYTES)
val dummyMode = cmdLine.hasOption(DUMMY_MODE)
val security = createSecurityConfiguration(cmdLine).bind()
val configurationProviderParams = createConfigurationProviderParams(cmdLine).bind()
ServerConfiguration(
serverListenAddress = InetSocketAddress(listenPort),
healthCheckApiListenAddress = InetSocketAddress(healthCheckApiPort),
configurationProviderParams = configurationProviderParams,
securityConfiguration = security,
idleTimeout = Duration.ofSeconds(idleTimeoutSec),
maximumPayloadSizeBytes = maxPayloadSizeBytes,
dummyMode = dummyMode)
}.fix()
private fun createConfigurationProviderParams(cmdLine: CommandLine): Option<ConfigurationProviderParams> =
Option.monad().binding {
val configUrl = cmdLine.stringValue(CONSUL_CONFIG_URL).bind()
val firstRequestDelay = cmdLine.longValue(
CONSUL_FIRST_REQUEST_DELAY,
DefaultValues.CONSUL_FIRST_REQUEST_DELAY
)
val requestInterval = cmdLine.longValue(
CONSUL_REQUEST_INTERVAL,
DefaultValues.CONSUL_REQUEST_INTERVAL
)
ConfigurationProviderParams(
configUrl,
Duration.ofSeconds(firstRequestDelay),
Duration.ofSeconds(requestInterval)
)
}.fix()
internal object DefaultValues {
const val HEALTH_CHECK_API_PORT = 6060
const val CONSUL_FIRST_REQUEST_DELAY = 10L
const val CONSUL_REQUEST_INTERVAL = 5L
const val IDLE_TIMEOUT_SEC = 60L
const val MAX_PAYLOAD_SIZE_BYTES = WireFrameMessage.DEFAULT_MAX_PAYLOAD_SIZE_BYTES
}
}
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