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--------- Co-authored-by: Daniel Smedley <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,44 @@ | ||
| scheduler.reader { | ||
| schedule-topics = [${?SCHEDULE_TOPICS}] | ||
| kafka-brokers = "localhost:9092" | ||
| kafka-brokers = ${?KAFKA_BROKERS} | ||
| } | ||
|
|
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| kafka { | ||
| consumer { | ||
| bootstrap-servers = ${scheduler.reader.kafka-brokers} | ||
| properties = { | ||
| "group.id": "com.sky.kafka.scheduler" | ||
| "group.id": ${?CONSUMER_GROUP_ID} | ||
| "auto.offset.reset": "earliest" | ||
| "security.protocol": PLAINTEXT | ||
| "security.protocol": ${?SECURITY_PROTOCOL} | ||
| "ssl.keystore.location": ${?KEYSTORE_LOCATION} | ||
| "ssl.keystore.password": ${?KEYSTORE_PASSWORD} | ||
| "ssl.truststore.location": ${?TRUSTSTORE_LOCATION} | ||
| "ssl.truststore.password": ${?TRUSTSTORE_PASSWORD} | ||
| "ssl.endpoint.identification.algorithm": "" | ||
| } | ||
| } | ||
|
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| producer { | ||
| bootstrap-servers = ${scheduler.reader.kafka-brokers} | ||
| properties = { | ||
| "buffer.memory": 80000000 | ||
| "batch.size": 500000 | ||
| "linger.ms": 100 | ||
| "security.protocol": PLAINTEXT | ||
| "security.protocol": ${?SECURITY_PROTOCOL} | ||
| "ssl.keystore.location": ${?KEYSTORE_LOCATION} | ||
| "ssl.keystore.password": ${?KEYSTORE_PASSWORD} | ||
| "ssl.truststore.location": ${?TRUSTSTORE_LOCATION} | ||
| "ssl.truststore.password": ${?TRUSTSTORE_PASSWORD} | ||
| "ssl.endpoint.identification.algorithm": "" | ||
| } | ||
| } | ||
|
|
||
| commit { | ||
| max-batch = 250 | ||
| max-interval = 10 seconds | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,16 +1,30 @@ | ||
| package uk.sky.scheduler | ||
|
|
||
| import cats.data.Reader | ||
| import cats.effect.* | ||
| import fs2.Stream | ||
| import org.typelevel | ||
| import org.typelevel.log4cats.LoggerFactory | ||
| import org.typelevel.log4cats.slf4j.Slf4jFactory | ||
| import pureconfig.ConfigSource | ||
| import pureconfig.module.catseffect.syntax.* | ||
| import uk.sky.scheduler.config.Config | ||
|
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| object Main extends IOApp.Simple { | ||
|
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| def stream[IO[_] : Concurrent]: Stream[IO, Unit] = | ||
| def stream: Reader[Config, Stream[IO, Unit]] = | ||
| for { | ||
| scheduler <- Stream.resource(Scheduler.live[IO]) | ||
| message <- scheduler.stream | ||
| } yield message | ||
| scheduler <- Scheduler.live[IO] | ||
| stream <- Reader[Config, Stream[IO, Scheduler[IO, Unit]]](_ => Stream.resource(scheduler)) | ||
| } yield stream.flatMap(_.stream) | ||
|
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| override def run: IO[Unit] = stream[IO].compile.drain | ||
| override def run: IO[Unit] = for { | ||
| given LoggerFactory[IO] <- IO(Slf4jFactory.create[IO]) | ||
| logger <- LoggerFactory[IO].create | ||
| config <- ConfigSource.default.loadF[IO, Config]() | ||
| _ <- logger.info(s"Running ${Config.metadata.appName} with version ${Config.metadata.version}") | ||
| _ <- logger.info(s"Loaded config: $config") | ||
| _ <- stream(config).compile.drain | ||
| } yield () | ||
|
|
||
| } |
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64 changes: 64 additions & 0 deletions
64
scheduler-3/src/main/scala/uk/sky/scheduler/config/Config.scala
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| package uk.sky.scheduler.config | ||
|
|
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| import cats.effect.{Resource, Sync} | ||
| import fs2.kafka.* | ||
| import pureconfig.ConfigReader | ||
| import uk.sky.BuildInfo | ||
|
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| import scala.concurrent.duration.FiniteDuration | ||
|
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| final case class Config( | ||
| kafka: KafkaConfig, | ||
| scheduler: SchedulerConfig | ||
| ) derives ConfigReader | ||
|
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| object Config { | ||
| private[config] final case class Metadata(appName: String, version: String) | ||
| val metadata: Metadata = Metadata(appName = BuildInfo.name, version = BuildInfo.version) | ||
| } | ||
|
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| final case class KafkaConfig( | ||
| consumer: ConsumerProducerConfig, | ||
| producer: ConsumerProducerConfig, | ||
| commit: CommitConfig | ||
| ) derives ConfigReader | ||
|
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| object KafkaConfig { | ||
| extension (config: KafkaConfig) { | ||
| def consumerSettings[F[_] : Sync, K, V](using | ||
| Resource[F, KeyDeserializer[F, K]], | ||
| Resource[F, ValueDeserializer[F, V]] | ||
| ): ConsumerSettings[F, K, V] = | ||
| ConsumerSettings[F, K, V] | ||
| .withBootstrapServers(config.consumer.bootstrapServers) | ||
| .withProperties(config.consumer.properties) | ||
| .withAutoOffsetReset(AutoOffsetReset.Earliest) | ||
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| def producerSettings[F[_] : Sync, K, V](using | ||
| Resource[F, KeySerializer[F, K]], | ||
| Resource[F, ValueSerializer[F, V]] | ||
| ): ProducerSettings[F, K, V] = | ||
| ProducerSettings[F, K, V] | ||
| .withBootstrapServers(config.producer.bootstrapServers) | ||
| .withProperties(config.producer.properties) | ||
| } | ||
| } | ||
|
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| final case class ConsumerProducerConfig( | ||
| bootstrapServers: String, | ||
| properties: Map[String, String] | ||
| ) derives ConfigReader | ||
|
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| final case class CommitConfig( | ||
| maxBatch: Int, | ||
| maxInterval: FiniteDuration | ||
| ) derives ConfigReader | ||
|
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| final case class SchedulerConfig( | ||
| reader: ReaderConfig | ||
| ) derives ConfigReader | ||
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| final case class ReaderConfig( | ||
| scheduleTopics: List[String], | ||
| kafkaBrokers: String | ||
| ) derives ConfigReader |