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.factory
22 import arrow.core.Option
23 import arrow.effects.IO
24 import org.onap.dcae.collectors.veshv.boundary.Collector
25 import org.onap.dcae.collectors.veshv.boundary.CollectorProvider
26 import org.onap.dcae.collectors.veshv.boundary.ConfigurationProvider
27 import org.onap.dcae.collectors.veshv.boundary.Metrics
28 import org.onap.dcae.collectors.veshv.boundary.SinkProvider
29 import org.onap.dcae.collectors.veshv.domain.WireFrameDecoder
30 import org.onap.dcae.collectors.veshv.healthcheck.api.HealthDescription
31 import org.onap.dcae.collectors.veshv.healthcheck.api.HealthState
32 import org.onap.dcae.collectors.veshv.impl.Router
33 import org.onap.dcae.collectors.veshv.impl.VesDecoder
34 import org.onap.dcae.collectors.veshv.impl.VesHvCollector
35 import org.onap.dcae.collectors.veshv.impl.wire.WireChunkDecoder
36 import org.onap.dcae.collectors.veshv.model.ClientContext
37 import org.onap.dcae.collectors.veshv.model.CollectorConfiguration
38 import org.onap.dcae.collectors.veshv.model.ServiceContext
39 import org.onap.dcae.collectors.veshv.utils.arrow.getOption
40 import org.onap.dcae.collectors.veshv.utils.logging.Logger
41 import java.util.concurrent.atomic.AtomicReference
44 * @author Piotr Jaszczyk <piotr.jaszczyk@nokia.com>
47 class CollectorFactory(val configuration: ConfigurationProvider,
48 private val sinkProvider: SinkProvider,
49 private val metrics: Metrics,
50 private val maximumPayloadSizeBytes: Int,
51 private val healthState: HealthState = HealthState.INSTANCE) {
53 fun createVesHvCollectorProvider(): CollectorProvider {
54 val config: AtomicReference<CollectorConfiguration> = AtomicReference()
57 logger.info(ServiceContext::mdc) { "Using updated configuration for new connections" }
58 healthState.changeState(HealthDescription.HEALTHY)
61 logger.error(ServiceContext::mdc) { "Failed to acquire configuration ${it.message}" }
62 logger.debug(ServiceContext::mdc) { "Detailed stack trace: $it" }
63 healthState.changeState(HealthDescription.DYNAMIC_CONFIGURATION_NOT_FOUND)
65 .subscribe(config::set)
67 return object : CollectorProvider {
68 override fun invoke(ctx: ClientContext): Option<Collector> =
69 config.getOption().map { createVesHvCollector(it, ctx) }
71 override fun close() = sinkProvider.close()
75 private fun createVesHvCollector(config: CollectorConfiguration, ctx: ClientContext): Collector =
78 wireChunkDecoder = WireChunkDecoder(WireFrameDecoder(maximumPayloadSizeBytes), ctx),
79 protobufDecoder = VesDecoder(),
80 router = Router(config.routing, ctx),
81 sink = sinkProvider(ctx),
85 private val logger = Logger(CollectorFactory::class)