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/*
* Copyright © 2017-2018 AT&T Intellectual Property.
* Modifications Copyright © 2019 IBM.
*
* 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.
*/
package org.onap.ccsdk.apps.blueprintsprocessor.selfservice.api
import io.grpc.stub.StreamObserver
import kotlinx.coroutines.runBlocking
import org.onap.ccsdk.apps.blueprintsprocessor.core.BluePrintCoreConfiguration
import org.onap.ccsdk.apps.blueprintsprocessor.selfservice.api.utils.toJava
import org.onap.ccsdk.apps.controllerblueprints.processing.api.BluePrintProcessingServiceGrpc
import org.onap.ccsdk.apps.controllerblueprints.processing.api.ExecutionServiceInput
import org.onap.ccsdk.apps.controllerblueprints.processing.api.ExecutionServiceOutput
import org.slf4j.LoggerFactory
import org.springframework.security.access.prepost.PreAuthorize
import org.springframework.stereotype.Service
@Service
open class BluePrintProcessingGRPCHandler(private val bluePrintCoreConfiguration: BluePrintCoreConfiguration,
private val executionServiceHandler: ExecutionServiceHandler)
: BluePrintProcessingServiceGrpc.BluePrintProcessingServiceImplBase() {
private val log = LoggerFactory.getLogger(BluePrintProcessingGRPCHandler::class.java)
@PreAuthorize("hasRole('USER')")
override fun process(
responseObserver: StreamObserver<ExecutionServiceOutput>): StreamObserver<ExecutionServiceInput> {
return object : StreamObserver<ExecutionServiceInput> {
override fun onNext(executionServiceInput: ExecutionServiceInput) {
try {
runBlocking {
executionServiceHandler.process(executionServiceInput.toJava(), responseObserver)
}
} catch (e: Exception) {
onError(e)
}
}
override fun onError(error: Throwable) {
log.debug("Fail to process message", error)
responseObserver.onError(io.grpc.Status.INTERNAL
.withDescription(error.message)
.asException())
}
override fun onCompleted() {
log.info("Completed")
}
}
}
}
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