diff options
Diffstat (limited to 'sources/hv-collector-ves-message-generator')
15 files changed, 1069 insertions, 0 deletions
diff --git a/sources/hv-collector-ves-message-generator/pom.xml b/sources/hv-collector-ves-message-generator/pom.xml new file mode 100644 index 00000000..c5ce7f65 --- /dev/null +++ b/sources/hv-collector-ves-message-generator/pom.xml @@ -0,0 +1,115 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!-- + ~ ============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========================================================= + --> +<project xmlns="http://maven.apache.org/POM/4.0.0" + xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" + xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> + <modelVersion>4.0.0</modelVersion> + + <licenses> + <license> + <name>The Apache Software License, Version 2.0</name> + <url>http://www.apache.org/licenses/LICENSE-2.0.txt</url> + </license> + </licenses> + + <parent> + <groupId>org.onap.dcaegen2.collectors.hv-ves</groupId> + <artifactId>hv-collector-sources</artifactId> + <version>1.1.0-SNAPSHOT</version> + <relativePath>..</relativePath> + </parent> + + <artifactId>hv-collector-ves-message-generator</artifactId> + <description>VES HighVolume Collector :: VES message generator</description> + + <properties> + <skipAnalysis>false</skipAnalysis> + </properties> + + <build> + <plugins> + <plugin> + <artifactId>kotlin-maven-plugin</artifactId> + <groupId>org.jetbrains.kotlin</groupId> + </plugin> + <plugin> + <artifactId>maven-surefire-plugin</artifactId> + <groupId>org.apache.maven.plugins</groupId> + </plugin> + </plugins> + </build> + <dependencies> + <dependency> + <groupId>${project.parent.groupId}</groupId> + <artifactId>hv-collector-domain</artifactId> + <version>${project.parent.version}</version> + </dependency> + <dependency> + <groupId>${project.parent.groupId}</groupId> + <artifactId>hv-collector-test-utils</artifactId> + <version>${project.parent.version}</version> + <scope>test</scope> + </dependency> + <dependency> + <groupId>com.google.protobuf</groupId> + <artifactId>protobuf-java-util</artifactId> + </dependency> + <dependency> + <groupId>org.slf4j</groupId> + <artifactId>slf4j-api</artifactId> + </dependency> + <dependency> + <groupId>org.jetbrains.kotlin</groupId> + <artifactId>kotlin-stdlib-jdk8</artifactId> + </dependency> + <dependency> + <groupId>org.assertj</groupId> + <artifactId>assertj-core</artifactId> + </dependency> + <dependency> + <groupId>org.jetbrains.kotlin</groupId> + <artifactId>kotlin-test</artifactId> + </dependency> + <dependency> + <groupId>org.jetbrains.spek</groupId> + <artifactId>spek-api</artifactId> + </dependency> + <dependency> + <groupId>org.jetbrains.spek</groupId> + <artifactId>spek-junit-platform-engine</artifactId> + </dependency> + <dependency> + <groupId>io.projectreactor</groupId> + <artifactId>reactor-test</artifactId> + </dependency> + <dependency> + <groupId>ch.qos.logback</groupId> + <artifactId>logback-classic</artifactId> + <scope>runtime</scope> + </dependency> + <dependency> + <groupId>org.glassfish</groupId> + <artifactId>javax.json</artifactId> + </dependency> + </dependencies> + + +</project>
\ No newline at end of file diff --git a/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/api/MessageGenerator.kt b/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/api/MessageGenerator.kt new file mode 100644 index 00000000..076c06be --- /dev/null +++ b/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/api/MessageGenerator.kt @@ -0,0 +1,36 @@ +/* + * ============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.ves.message.generator.api + +import org.onap.dcae.collectors.veshv.domain.WireFrameMessage +import reactor.core.publisher.Flux + +/** + * @author Piotr Jaszczyk <piotr.jaszczyk@nokia.com> + * @since June 2018 + */ +interface MessageGenerator { + fun createMessageFlux(messageParameters: List<MessageParameters>): Flux<WireFrameMessage> + + companion object { + const val FIXED_PAYLOAD_SIZE = 100 + } +} + diff --git a/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/api/MessageParameters.kt b/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/api/MessageParameters.kt new file mode 100644 index 00000000..047d863c --- /dev/null +++ b/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/api/MessageParameters.kt @@ -0,0 +1,30 @@ +/* + * ============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.ves.message.generator.api + +import org.onap.ves.VesEventOuterClass.CommonEventHeader + +/** + * @author Jakub Dudycz <jakub.dudycz@nokia.com> + * @since June 2018 + */ +data class MessageParameters(val commonEventHeader: CommonEventHeader, + val messageType: MessageType, + val amount: Long = -1) diff --git a/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/api/MessageParametersParser.kt b/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/api/MessageParametersParser.kt new file mode 100644 index 00000000..754fa31f --- /dev/null +++ b/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/api/MessageParametersParser.kt @@ -0,0 +1,37 @@ +/* + * ============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.ves.message.generator.api + +import arrow.core.Either +import arrow.core.Option +import org.onap.dcae.collectors.veshv.ves.message.generator.impl.MessageParametersParserImpl +import javax.json.JsonArray + +interface MessageParametersParser { + fun parse(request: JsonArray): Either<ParsingError, List<MessageParameters>> + + companion object { + val INSTANCE: MessageParametersParser by lazy { + MessageParametersParserImpl() + } + } +} + +data class ParsingError(val message: String, val cause: Option<Throwable>) diff --git a/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/api/MessageType.kt b/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/api/MessageType.kt new file mode 100644 index 00000000..22c88252 --- /dev/null +++ b/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/api/MessageType.kt @@ -0,0 +1,32 @@ +/* + * ============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.ves.message.generator.api + +/** + * @author Jakub Dudycz <jakub.dudycz@nokia.com> + * @since July 2018 + */ +enum class MessageType { + VALID, + TOO_BIG_PAYLOAD, + FIXED_PAYLOAD, + INVALID_WIRE_FRAME, + INVALID_GPB_DATA, +} diff --git a/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/factory/MessageGeneratorFactory.kt b/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/factory/MessageGeneratorFactory.kt new file mode 100644 index 00000000..e2269c20 --- /dev/null +++ b/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/factory/MessageGeneratorFactory.kt @@ -0,0 +1,33 @@ +/* + * ============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.ves.message.generator.factory + +import org.onap.dcae.collectors.veshv.ves.message.generator.api.MessageGenerator +import org.onap.dcae.collectors.veshv.ves.message.generator.impl.MessageGeneratorImpl +import org.onap.dcae.collectors.veshv.ves.message.generator.impl.PayloadGenerator + +/** + * @author Piotr Jaszczyk <piotr.jaszczyk@nokia.com> + * @since October 2018 + */ +object MessageGeneratorFactory { + fun create(maxPayloadSizeBytes: Int): MessageGenerator = + MessageGeneratorImpl(PayloadGenerator(), maxPayloadSizeBytes) +} diff --git a/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/CommonEventHeaderParser.kt b/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/CommonEventHeaderParser.kt new file mode 100644 index 00000000..909db5e4 --- /dev/null +++ b/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/CommonEventHeaderParser.kt @@ -0,0 +1,50 @@ +/* + * ============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.ves.message.generator.impl + +import arrow.core.Option +import com.google.protobuf.util.JsonFormat +import org.onap.dcae.collectors.veshv.domain.headerRequiredFieldDescriptors +import org.onap.ves.VesEventOuterClass.CommonEventHeader +import javax.json.JsonObject + +/** + * @author Jakub Dudycz <jakub.dudycz@nokia.com> + * @since July 2018 + */ +class CommonEventHeaderParser { + fun parse(json: JsonObject): Option<CommonEventHeader> = + Option.fromNullable( + CommonEventHeader.newBuilder() + .apply { JsonFormat.parser().merge(json.toString(), this) } + .build() + .takeUnless { !isValid(it) } + ) + + + private fun isValid(header: CommonEventHeader): Boolean { + return allMandatoryFieldsArePresent(header) + } + + private fun allMandatoryFieldsArePresent(header: CommonEventHeader) = + headerRequiredFieldDescriptors + .all { fieldDescriptor -> header.hasField(fieldDescriptor) } + +} diff --git a/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/MessageGeneratorImpl.kt b/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/MessageGeneratorImpl.kt new file mode 100644 index 00000000..fa39ed16 --- /dev/null +++ b/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/MessageGeneratorImpl.kt @@ -0,0 +1,109 @@ +/* + * ============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.ves.message.generator.impl + +import com.google.protobuf.ByteString +import org.onap.dcae.collectors.veshv.domain.ByteData +import org.onap.dcae.collectors.veshv.domain.PayloadContentType +import org.onap.dcae.collectors.veshv.domain.WireFrameMessage +import org.onap.dcae.collectors.veshv.ves.message.generator.api.MessageGenerator +import org.onap.dcae.collectors.veshv.ves.message.generator.api.MessageParameters +import org.onap.dcae.collectors.veshv.ves.message.generator.api.MessageType +import org.onap.dcae.collectors.veshv.ves.message.generator.api.MessageType.FIXED_PAYLOAD +import org.onap.dcae.collectors.veshv.ves.message.generator.api.MessageType.INVALID_GPB_DATA +import org.onap.dcae.collectors.veshv.ves.message.generator.api.MessageType.INVALID_WIRE_FRAME +import org.onap.dcae.collectors.veshv.ves.message.generator.api.MessageType.TOO_BIG_PAYLOAD +import org.onap.dcae.collectors.veshv.ves.message.generator.api.MessageType.VALID +import org.onap.ves.VesEventOuterClass.CommonEventHeader +import org.onap.ves.VesEventOuterClass.VesEvent +import reactor.core.publisher.Flux +import reactor.core.publisher.Mono +import java.nio.charset.Charset + +/** + * @author Jakub Dudycz <jakub.dudycz@nokia.com> + * @since June 2018 + */ +class MessageGeneratorImpl internal constructor( + private val payloadGenerator: PayloadGenerator, + private val maxPayloadSizeBytes: Int +) : MessageGenerator { + + override fun createMessageFlux(messageParameters: List<MessageParameters>): Flux<WireFrameMessage> = Flux + .fromIterable(messageParameters) + .flatMap { createMessageFlux(it) } + + private fun createMessageFlux(parameters: MessageParameters): Flux<WireFrameMessage> = + Mono.fromCallable { createMessage(parameters.commonEventHeader, parameters.messageType) } + .let { + when { + parameters.amount < 0 -> + // repeat forever + it.repeat() + parameters.amount == 0L -> + // do not generate any message + Flux.empty() + else -> + // send original message and additional amount-1 messages + it.repeat(parameters.amount - 1) + } + } + + private fun createMessage(commonEventHeader: CommonEventHeader, messageType: MessageType): WireFrameMessage = + when (messageType) { + VALID -> + WireFrameMessage(vesEvent(commonEventHeader, payloadGenerator.generatePayload())) + TOO_BIG_PAYLOAD -> + WireFrameMessage(vesEvent(commonEventHeader, oversizedPayload())) + FIXED_PAYLOAD -> + WireFrameMessage(vesEvent(commonEventHeader, fixedPayload())) + INVALID_WIRE_FRAME -> { + val payload = ByteData(vesEvent(commonEventHeader, payloadGenerator.generatePayload())) + WireFrameMessage( + payload, + UNSUPPORTED_VERSION, + UNSUPPORTED_VERSION, + PayloadContentType.GOOGLE_PROTOCOL_BUFFER.hexValue, + payload.size()) + } + INVALID_GPB_DATA -> + WireFrameMessage("invalid vesEvent".toByteArray(Charset.defaultCharset())) + } + + private fun vesEvent(commonEventHeader: CommonEventHeader, eventFields: ByteString): ByteArray { + return createVesEvent(commonEventHeader, eventFields).toByteArray() + } + + private fun createVesEvent(commonEventHeader: CommonEventHeader, payload: ByteString): VesEvent = + VesEvent.newBuilder() + .setCommonEventHeader(commonEventHeader) + .setEventFields(payload) + .build() + + private fun oversizedPayload() = + payloadGenerator.generateRawPayload(maxPayloadSizeBytes + 1) + + private fun fixedPayload() = + payloadGenerator.generateRawPayload(MessageGenerator.FIXED_PAYLOAD_SIZE) + + companion object { + private const val UNSUPPORTED_VERSION: Short = 2 + } +} diff --git a/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/MessageParametersParserImpl.kt b/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/MessageParametersParserImpl.kt new file mode 100644 index 00000000..6ef6d53a --- /dev/null +++ b/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/MessageParametersParserImpl.kt @@ -0,0 +1,57 @@ +/* + * ============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.ves.message.generator.impl + +import arrow.core.Option +import arrow.core.Try +import arrow.core.identity +import org.onap.dcae.collectors.veshv.ves.message.generator.api.MessageParameters +import org.onap.dcae.collectors.veshv.ves.message.generator.api.MessageParametersParser +import org.onap.dcae.collectors.veshv.ves.message.generator.api.MessageType +import org.onap.dcae.collectors.veshv.ves.message.generator.api.ParsingError +import javax.json.JsonArray + +/** + * @author Jakub Dudycz <jakub.dudycz@nokia.com> + * @since July 2018 + */ +internal class MessageParametersParserImpl( + private val commonEventHeaderParser: CommonEventHeaderParser = CommonEventHeaderParser() +) : MessageParametersParser { + + override fun parse(request: JsonArray) = + Try { + request + .map { it.asJsonObject() } + .map { json -> + val commonEventHeader = commonEventHeaderParser + .parse(json.getJsonObject("commonEventHeader")) + .fold({ throw IllegalStateException("Invalid common header") }, ::identity) + val messageType = MessageType.valueOf(json.getString("messageType")) + val messagesAmount = json.getJsonNumber("messagesAmount")?.longValue() + ?: throw NullPointerException("\"messagesAmount\" could not be parsed.") + MessageParameters(commonEventHeader, messageType, messagesAmount) + } + }.toEither().mapLeft { ex -> + ParsingError( + ex.message ?: "Unable to parse message parameters", + Option.fromNullable(ex)) + } +} diff --git a/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/PayloadGenerator.kt b/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/PayloadGenerator.kt new file mode 100644 index 00000000..545e237c --- /dev/null +++ b/sources/hv-collector-ves-message-generator/src/main/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/PayloadGenerator.kt @@ -0,0 +1,40 @@ +/* + * ============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.ves.message.generator.impl + +import com.google.protobuf.ByteString +import java.util.* +import kotlin.streams.asSequence + +internal class PayloadGenerator { + + private val randomGenerator = Random() + + fun generateRawPayload(size: Int): ByteString = + ByteString.copyFrom(ByteArray(size)) + + fun generatePayload(numOfCountMeasurements: Long = 2): ByteString = + ByteString.copyFrom( + randomGenerator.ints(numOfCountMeasurements, 0, 256) + .asSequence() + .toString() + .toByteArray() + ) +} diff --git a/sources/hv-collector-ves-message-generator/src/test/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/CommonEventHeaderParserTest.kt b/sources/hv-collector-ves-message-generator/src/test/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/CommonEventHeaderParserTest.kt new file mode 100644 index 00000000..3a33c44a --- /dev/null +++ b/sources/hv-collector-ves-message-generator/src/test/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/CommonEventHeaderParserTest.kt @@ -0,0 +1,82 @@ +/* + * ============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.ves.message.generator.impl + +import arrow.core.Option +import arrow.core.identity +import com.google.protobuf.util.JsonFormat +import org.assertj.core.api.Assertions.assertThat +import org.jetbrains.spek.api.Spek +import org.jetbrains.spek.api.dsl.describe +import org.jetbrains.spek.api.dsl.given +import org.jetbrains.spek.api.dsl.it +import org.onap.dcae.collectors.veshv.domain.VesEventDomain.STATE_CHANGE +import org.onap.dcae.collectors.veshv.tests.utils.commonHeader +import org.onap.ves.VesEventOuterClass.CommonEventHeader +import java.io.ByteArrayInputStream +import javax.json.Json +import kotlin.test.fail + +class CommonEventHeaderParserTest : Spek({ + + describe("Common event header parser") { + val parser = CommonEventHeaderParser() + + given("valid header in JSON format") { + val commonEventHeader = commonHeader( + domain = STATE_CHANGE, + id = "sample-event-id") + val json = JsonFormat.printer().print(commonEventHeader).byteInputStream() + + it("should parse common event header") { + val result = + parser.parse(jsonObject(json)) + .fold({ fail() }, ::identity) + + assertThat(result).describedAs("common event header").isEqualTo(commonEventHeader) + } + } + + given("invalid header in JSON format") { + val json = "{}".byteInputStream() + + it("should throw exception") { + val result = parser.parse(jsonObject(json)) + + assertFailed(result) + } + } + + given("invalid JSON") { + val json = "{}}}}".byteInputStream() + + it("should throw exception") { + val result = parser.parse(jsonObject(json)) + + assertFailed(result) + } + } + } +}) + +fun assertFailed(result: Option<CommonEventHeader>) = + result.fold({}, { fail() }) + +fun jsonObject(json: ByteArrayInputStream) = Json.createReader(json).readObject()!!
\ No newline at end of file diff --git a/sources/hv-collector-ves-message-generator/src/test/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/MessageGeneratorImplTest.kt b/sources/hv-collector-ves-message-generator/src/test/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/MessageGeneratorImplTest.kt new file mode 100644 index 00000000..e2aec7df --- /dev/null +++ b/sources/hv-collector-ves-message-generator/src/test/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/MessageGeneratorImplTest.kt @@ -0,0 +1,227 @@ +/* + * ============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.ves.message.generator.impl + +import com.google.protobuf.ByteString +import com.google.protobuf.InvalidProtocolBufferException +import org.assertj.core.api.Assertions.assertThat +import org.assertj.core.api.Assertions.assertThatExceptionOfType +import org.jetbrains.spek.api.Spek +import org.jetbrains.spek.api.dsl.describe +import org.jetbrains.spek.api.dsl.given +import org.jetbrains.spek.api.dsl.it +import org.jetbrains.spek.api.dsl.on +import org.onap.dcae.collectors.veshv.domain.ByteData +import org.onap.dcae.collectors.veshv.domain.WireFrameMessage +import org.onap.dcae.collectors.veshv.domain.VesEventDomain.PERF3GPP +import org.onap.dcae.collectors.veshv.domain.VesEventDomain.FAULT +import org.onap.dcae.collectors.veshv.domain.VesEventDomain.HEARTBEAT +import org.onap.dcae.collectors.veshv.tests.utils.commonHeader +import org.onap.dcae.collectors.veshv.ves.message.generator.api.MessageGenerator +import org.onap.dcae.collectors.veshv.ves.message.generator.api.MessageParameters +import org.onap.dcae.collectors.veshv.ves.message.generator.api.MessageType +import org.onap.ves.VesEventOuterClass.CommonEventHeader +import org.onap.ves.VesEventOuterClass.VesEvent +import reactor.test.test + +/** + * @author Jakub Dudycz <jakub.dudycz@nokia.com> + * @since June 2018 + */ +object MessageGeneratorImplTest : Spek({ + describe("message factory") { + val maxPayloadSizeBytes = 1024 + val generator = MessageGeneratorImpl(PayloadGenerator(), maxPayloadSizeBytes) + given("single message parameters") { + + on("messages amount not specified in parameters") { + it("should create infinite flux") { + val limit = 1000L + generator + .createMessageFlux(listOf(MessageParameters( + commonHeader(PERF3GPP), + MessageType.VALID + ))) + .take(limit) + .test() + .expectNextCount(limit) + .verifyComplete() + } + } + + on("messages amount = 0 specified in parameters") { + it("should create empty message flux") { + generator + .createMessageFlux(listOf(MessageParameters( + commonHeader(PERF3GPP), + MessageType.VALID, + 0 + ))) + .test() + .verifyComplete() + } + } + + on("messages amount specified in parameters") { + it("should create message flux of specified size") { + generator + .createMessageFlux(listOf(MessageParameters( + commonHeader(PERF3GPP), + MessageType.VALID, + 5 + ))) + .test() + .expectNextCount(5) + .verifyComplete() + } + } + + on("message type requesting valid message") { + it("should create flux of valid messages with given domain") { + generator + .createMessageFlux(listOf(MessageParameters( + commonHeader(FAULT), + MessageType.VALID, + 1 + ))) + .test() + .assertNext { + assertThat(it.isValid()).isTrue() + assertThat(it.payloadSize).isLessThan(maxPayloadSizeBytes) + assertThat(extractCommonEventHeader(it.payload).domain).isEqualTo(FAULT.domainName) + } + .verifyComplete() + } + } + + on("message type requesting too big payload") { + it("should create flux of messages with given domain and payload exceeding threshold") { + + generator + .createMessageFlux(listOf(MessageParameters( + commonHeader(PERF3GPP), + MessageType.TOO_BIG_PAYLOAD, + 1 + ))) + .test() + .assertNext { + assertThat(it.isValid()).isTrue() + assertThat(it.payloadSize).isGreaterThan(maxPayloadSizeBytes) + assertThat(extractCommonEventHeader(it.payload).domain).isEqualTo(PERF3GPP.domainName) + } + .verifyComplete() + } + } + + on("message type requesting invalid GPB data ") { + it("should create flux of messages with invalid payload") { + generator + .createMessageFlux(listOf(MessageParameters( + commonHeader(PERF3GPP), + MessageType.INVALID_GPB_DATA, + 1 + ))) + .test() + .assertNext { + assertThat(it.isValid()).isTrue() + assertThat(it.payloadSize).isLessThan(maxPayloadSizeBytes) + assertThatExceptionOfType(InvalidProtocolBufferException::class.java) + .isThrownBy { extractCommonEventHeader(it.payload) } + } + .verifyComplete() + } + } + + on("message type requesting invalid wire frame ") { + it("should create flux of messages with invalid version") { + generator + .createMessageFlux(listOf(MessageParameters( + commonHeader(PERF3GPP), + MessageType.INVALID_WIRE_FRAME, + 1 + ))) + .test() + .assertNext { + assertThat(it.isValid()).isFalse() + assertThat(it.payloadSize).isLessThan(maxPayloadSizeBytes) + assertThat(extractCommonEventHeader(it.payload).domain).isEqualTo(PERF3GPP.domainName) + assertThat(it.versionMajor).isNotEqualTo(WireFrameMessage.SUPPORTED_VERSION_MINOR) + } + .verifyComplete() + } + } + + on("message type requesting fixed payload") { + it("should create flux of valid messages with fixed payload") { + generator + .createMessageFlux(listOf(MessageParameters( + commonHeader(FAULT), + MessageType.FIXED_PAYLOAD, + 1 + ))) + .test() + .assertNext { + assertThat(it.isValid()).isTrue() + assertThat(it.payloadSize).isLessThan(maxPayloadSizeBytes) + assertThat(extractEventFields(it.payload).size()).isEqualTo(MessageGenerator.FIXED_PAYLOAD_SIZE) + assertThat(extractCommonEventHeader(it.payload).domain).isEqualTo(FAULT.domainName) + } + .verifyComplete() + } + } + } + given("list of message parameters") { + it("should create concatenated flux of messages") { + val singleFluxSize = 5L + val messageParameters = listOf( + MessageParameters(commonHeader(PERF3GPP), MessageType.VALID, singleFluxSize), + MessageParameters(commonHeader(FAULT), MessageType.TOO_BIG_PAYLOAD, singleFluxSize), + MessageParameters(commonHeader(HEARTBEAT), MessageType.VALID, singleFluxSize) + ) + generator.createMessageFlux(messageParameters) + .test() + .assertNext { + assertThat(it.payloadSize).isLessThan(maxPayloadSizeBytes) + assertThat(extractCommonEventHeader(it.payload).domain).isEqualTo(PERF3GPP.domainName) + } + .expectNextCount(singleFluxSize - 1) + .assertNext { + assertThat(it.payloadSize).isGreaterThan(maxPayloadSizeBytes) + assertThat(extractCommonEventHeader(it.payload).domain).isEqualTo(FAULT.domainName) + } + .expectNextCount(singleFluxSize - 1) + .assertNext { + assertThat(it.payloadSize).isLessThan(maxPayloadSizeBytes) + assertThat(extractCommonEventHeader(it.payload).domain).isEqualTo(HEARTBEAT.domainName) + } + .expectNextCount(singleFluxSize - 1) + .verifyComplete() + } + } + } +}) + +fun extractCommonEventHeader(bytes: ByteData): CommonEventHeader = + VesEvent.parseFrom(bytes.unsafeAsArray()).commonEventHeader + + +fun extractEventFields(bytes: ByteData): ByteString = + VesEvent.parseFrom(bytes.unsafeAsArray()).eventFields + diff --git a/sources/hv-collector-ves-message-generator/src/test/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/MessageParametersParserTest.kt b/sources/hv-collector-ves-message-generator/src/test/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/MessageParametersParserTest.kt new file mode 100644 index 00000000..134ebb2d --- /dev/null +++ b/sources/hv-collector-ves-message-generator/src/test/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/MessageParametersParserTest.kt @@ -0,0 +1,64 @@ +/* + * ============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.ves.message.generator.impl + +import org.assertj.core.api.Assertions.assertThat +import org.assertj.core.api.Assertions.fail +import org.jetbrains.spek.api.Spek +import org.jetbrains.spek.api.dsl.describe +import org.jetbrains.spek.api.dsl.given +import org.jetbrains.spek.api.dsl.it +import org.jetbrains.spek.api.dsl.on +import org.onap.dcae.collectors.veshv.ves.message.generator.api.MessageType + +private const val EXPECTED_MESSAGES_AMOUNT = 25000L + +/** + * @author Jakub Dudycz <jakub.dudycz@nokia.com> + * @since July 2018 + */ +object MessageParametersParserTest : Spek({ + describe("Messages parameters parser") { + val messageParametersParser = MessageParametersParserImpl() + + given("parameters json array") { + on("valid parameters json") { + it("should parse MessagesParameters object successfully") { + val result = messageParametersParser.parse(validMessagesParametesJson()) + + result.fold({ fail("should have succeeded") }) { rightResult -> + assertThat(rightResult).hasSize(2) + val firstMessage = rightResult.first() + assertThat(firstMessage.messageType).isEqualTo(MessageType.VALID) + assertThat(firstMessage.amount).isEqualTo(EXPECTED_MESSAGES_AMOUNT) + + } + } + } + + on("invalid parameters json") { + it("should throw exception") { + val result = messageParametersParser.parse(invalidMessagesParametesJson()) + assertThat(result.isLeft()).describedAs("is left").isTrue() + } + } + } + } +}) diff --git a/sources/hv-collector-ves-message-generator/src/test/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/PayloadGeneratorTest.kt b/sources/hv-collector-ves-message-generator/src/test/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/PayloadGeneratorTest.kt new file mode 100644 index 00000000..bb91245d --- /dev/null +++ b/sources/hv-collector-ves-message-generator/src/test/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/PayloadGeneratorTest.kt @@ -0,0 +1,51 @@ +/* + * ============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.ves.message.generator.impl + +import org.assertj.core.api.Assertions.assertThat +import org.jetbrains.spek.api.Spek +import org.jetbrains.spek.api.dsl.given +import org.jetbrains.spek.api.dsl.it +import org.jetbrains.spek.api.dsl.on + +object PayloadGeneratorTest : Spek({ + + given("payload factory object") { + val payloadGenerator = PayloadGenerator() + + on("raw payload generation") { + val size = 100 + val generatedPayload = payloadGenerator.generateRawPayload(size) + + it("should generate sequence of zeros") { + assertThat(generatedPayload.size()).isEqualTo(size) + assertThat(generatedPayload.toByteArray()).isEqualTo(ByteArray(size)) + } + } + + on("two generated payloads") { + val generatedPayload0 = payloadGenerator.generatePayload() + val generatedPayload1 = payloadGenerator.generatePayload() + it("should be different") { + assertThat(generatedPayload0 != generatedPayload1).isTrue() + } + } + } +}) diff --git a/sources/hv-collector-ves-message-generator/src/test/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/parameters.kt b/sources/hv-collector-ves-message-generator/src/test/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/parameters.kt new file mode 100644 index 00000000..78cfa028 --- /dev/null +++ b/sources/hv-collector-ves-message-generator/src/test/kotlin/org/onap/dcae/collectors/veshv/ves/message/generator/impl/parameters.kt @@ -0,0 +1,106 @@ +/* + * ============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.ves.message.generator.impl + +import javax.json.Json + +private const val validMessageParameters = +"""[ + { + "commonEventHeader": { + "version": "sample-version", + "domain": "perf3gpp", + "sequence": 1, + "priority": 1, + "eventId": "sample-event-id", + "eventName": "sample-event-name", + "eventType": "sample-event-type", + "startEpochMicrosec": 120034455, + "lastEpochMicrosec": 120034455, + "nfNamingCode": "sample-nf-naming-code", + "nfcNamingCode": "sample-nfc-naming-code", + "reportingEntityId": "sample-reporting-entity-id", + "reportingEntityName": "sample-reporting-entity-name", + "sourceId": "sample-source-id", + "sourceName": "sample-source-name", + "vesEventListenerVersion": "another-version" + }, + "messageType": "VALID", + "messagesAmount": 25000 + }, + { + "commonEventHeader": { + "version": "sample-version", + "domain": "perf3gpp", + "sequence": 1, + "priority": 1, + "eventId": "sample-event-id", + "eventName": "sample-event-name", + "eventType": "sample-event-type", + "startEpochMicrosec": 120034455, + "lastEpochMicrosec": 120034455, + "nfNamingCode": "sample-nf-naming-code", + "nfcNamingCode": "sample-nfc-naming-code", + "reportingEntityId": "sample-reporting-entity-id", + "reportingEntityName": "sample-reporting-entity-name", + "sourceId": "sample-source-id", + "sourceName": "sample-source-name", + "vesEventListenerVersion": "another-version" + }, + "messageType": "TOO_BIG_PAYLOAD", + "messagesAmount": 100 + } + ] +""" + +private const val invalidMessageParameters = +""" + [ + { + "commonEventHeader": { + "version": "sample-version", + "domain": "perf3gpp", + "sequence": 1, + "priority": 1, + "eventId": "sample-event-id", + "eventName": "sample-event-name", + "eventType": "sample-event-type", + "startEpochMicrosec": 120034455, + "lastEpochMicrosec": 120034455, + "nfNamingCode": "sample-nf-naming-code", + "nfcNamingCode": "sample-nfc-naming-code", + "reportingEntityId": "sample-reporting-entity-id", + "reportingEntityName": "sample-reporting-entity-name", + "sourceId": "sample-source-id", + "sourceName": "sample-source-name", + "vesEventListenerVersion": "another-version" + }, + "messagesAmount": 3 + } + ] +""" + +fun validMessagesParametesJson() = Json + .createReader(validMessageParameters.reader()) + .readArray()!! + +fun invalidMessagesParametesJson() = Json + .createReader(invalidMessageParameters.reader()) + .readArray()!! |