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• DynamoDBHealthChecker.scala

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d4s.health.DynamoDBHealthChecker.scala Maven / Gradle / Ivy

package d4s.health

import d4s.DynamoClient
import izumi.functional.bio.{BIOExit, BIOPanic}

final class DynamoDBHealthChecker[F[+_, +_]: BIOPanic](client: DynamoClient[F]) {
  def healthCheck(): F[Throwable, Set[HealthCheckStatus]] = {
    client
      .raw(_.listTables)
      .sandboxBIOExit.map {
        case _: BIOExit.Success[_] =>
          Set(HealthCheckStatus("dynamodb.session", HealthState.OK))
        case _: BIOExit.Error[_] =>
          Set(HealthCheckStatus("dynamodb.session", HealthState.DEFUNCT))
        case _: BIOExit.Termination =>
          Set(HealthCheckStatus("dynamodb.session", HealthState.UNKNOWN))
      }
  }
}