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PostgresComputationStatsService.kt
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PostgresComputationStatsService.kt
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// Copyright 2023 The Cross-Media Measurement Authors
//
// 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.wfanet.measurement.duchy.deploy.postgres
import org.wfanet.measurement.common.db.r2dbc.DatabaseClient
import org.wfanet.measurement.common.grpc.grpcRequire
import org.wfanet.measurement.common.identity.IdGenerator
import org.wfanet.measurement.duchy.deploy.postgres.writers.InsertComputationStat
import org.wfanet.measurement.internal.duchy.ComputationStatsGrpcKt.ComputationStatsCoroutineImplBase
import org.wfanet.measurement.internal.duchy.CreateComputationStatRequest
import org.wfanet.measurement.internal.duchy.CreateComputationStatResponse
/** Implementation of the ComputationStats service for Postgres database. */
class PostgresComputationStatsService(
private val client: DatabaseClient,
private val idGenerator: IdGenerator,
) : ComputationStatsCoroutineImplBase() {
override suspend fun createComputationStat(
request: CreateComputationStatRequest
): CreateComputationStatResponse {
val localComputationId = request.localComputationId
val metricName = request.metricName
grpcRequire(localComputationId != 0L) { "Missing computation ID" }
grpcRequire(metricName.isNotEmpty()) { "Missing Metric name" }
InsertComputationStat(
localComputationId,
request.computationStage,
request.attempt,
metricName,
request.metricValue
)
.execute(client, idGenerator)
return CreateComputationStatResponse.getDefaultInstance()
}
}