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[awssdk] Rewritten and simplified AWS SDK interface

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This commit is contained in:
Paul Campbell 2019-05-10 19:35:35 +01:00
parent fae876b554
commit bc1bffc345
8 changed files with 65 additions and 79 deletions
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9
src/main/scala/net/kemitix/s3thorp/awssdk/CatsIOS3Client.scala
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@ -1,9 +0,0 @@
package net.kemitix.s3thorp.awssdk
import com.github.j5ik2o.reactive.aws.s3.cats.S3CatsIOClient
trait CatsIOS3Client extends S3CatsIOClientProvider {
def s3Client = S3CatsIOClient(underlying)
}

5
src/main/scala/net/kemitix/s3thorp/awssdk/UnderlyingS3AsyncClient.scala → src/main/scala/net/kemitix/s3thorp/awssdk/JavaClientWrapper.scala
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@ -4,8 +4,9 @@ import com.github.j5ik2o.reactive.aws.s3.S3AsyncClient
import com.github.j5ik2o.reactive.aws.s3.cats.S3CatsIOClient
import software.amazon.awssdk.services.s3.{S3AsyncClient => JavaS3AsyncClient}
trait UnderlyingS3AsyncClient extends S3CatsIOClient{
trait JavaClientWrapper extends S3CatsIOClient {
override val underlying: S3AsyncClient = S3AsyncClient(JavaS3AsyncClient.create)
override val underlying: S3AsyncClient =
S3AsyncClient(JavaS3AsyncClient.create)
}

9
src/main/scala/net/kemitix/s3thorp/awssdk/S3CatsIOClientProvider.scala
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@ -1,9 +0,0 @@
package net.kemitix.s3thorp.awssdk
import com.github.j5ik2o.reactive.aws.s3.cats.S3CatsIOClient
trait S3CatsIOClientProvider extends UnderlyingS3AsyncClient {
def s3Client: S3CatsIOClient
}

7
src/main/scala/net/kemitix/s3thorp/awssdk/S3Client.scala
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@ -1,7 +1,8 @@
package net.kemitix.s3thorp.awssdk
import cats.effect.IO
import net.kemitix.s3thorp.Sync.{Bucket, MD5Hash, LastModified, LocalFile, RemoteKey}
import com.github.j5ik2o.reactive.aws.s3.cats.S3CatsIOClient
import net.kemitix.s3thorp.Sync.{Bucket, LastModified, LocalFile, MD5Hash, RemoteKey}
trait S3Client {
@ -13,6 +14,8 @@ trait S3Client {
object S3Client {
val defaultClient: S3Client = new ReactiveS3Client
val defaultClient: S3Client =
new ThropS3Client(
S3CatsIOClient(new JavaClientWrapper {}.underlying))
}

14
src/main/scala/net/kemitix/s3thorp/awssdk/ReactiveS3Client.scala → src/main/scala/net/kemitix/s3thorp/awssdk/ThropS3Client.scala
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@ -1,27 +1,27 @@
package net.kemitix.s3thorp.awssdk
import cats.effect.IO
import net.kemitix.s3thorp.Sync.{Bucket, LocalFile, RemoteKey}
import com.github.j5ik2o.reactive.aws.s3.cats.S3CatsIOClient
import net.kemitix.s3thorp.Sync.{Bucket, LastModified, LocalFile, MD5Hash, RemoteKey}
import software.amazon.awssdk.core.async.AsyncRequestBody
import software.amazon.awssdk.services.s3.model.{HeadObjectRequest, PutObjectRequest}
private class ReactiveS3Client
extends S3Client
with CatsIOS3Client {
private class ThropS3Client(s3Client: S3CatsIOClient) extends S3Client {
override def objectHead(bucket: Bucket, remoteKey: RemoteKey) = {
def objectHead(bucket: Bucket, remoteKey: RemoteKey): IO[Option[(MD5Hash, LastModified)]] = {
val request = HeadObjectRequest.builder().bucket(bucket).key(remoteKey).build()
s3Client.headObject(request).attempt.map {
case Right(response) => Some((response.eTag(), response.lastModified()))
case Left(_) =>None
case Left(_) => None
}
}
override def upload(localFile: LocalFile, bucket: Bucket, remoteKey: RemoteKey): IO[Unit] = {
def upload(localFile: LocalFile, bucket: Bucket, remoteKey: RemoteKey): IO[Unit] = {
val request = PutObjectRequest.builder().bucket(bucket).key(remoteKey).build()
val body = AsyncRequestBody.fromFile(localFile)
for {
_ <- s3Client.putObject(request, body)
} yield ()
}
}

7
src/test/scala/net/kemitix/s3thorp/SyncSuite.scala
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@ -12,11 +12,14 @@ class SyncSuite extends FunSpec {
val hash = "hash"
val lastModified = Instant.now()
val sync = new Sync(new S3Client with DummyS3Client {
override def objectHead(bucket: String, key: String) = IO(Some((hash, lastModified)))
override def objectHead(bucket: String, key: String) =
IO(Some((hash, lastModified)))
})
describe("objectHead") {
it("return the hash and lastModified expected") {
assertResult(Some((hash, lastModified)))(sync.objectHead("", "").unsafeRunSync())
assertResult(Some((hash, lastModified)))(
sync.objectHead("", "").
unsafeRunSync())
}
}
}

48
src/test/scala/net/kemitix/s3thorp/awssdk/ReactiveS3ClientTest.scala
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@ -1,48 +0,0 @@
package net.kemitix.s3thorp.awssdk
import java.time.Instant
import cats.effect.IO
import com.github.j5ik2o.reactive.aws.s3.cats.S3CatsIOClient
import org.scalatest.FunSpec
import software.amazon.awssdk.services.s3.model.{HeadObjectRequest, HeadObjectResponse, NoSuchKeyException}
class ReactiveS3ClientTest extends FunSpec {
describe("testObjectHead") {
def invoke(self: S3Client) = {
self.objectHead("bucket", "remoteKey").unsafeRunSync()
}
describe("when underlying client response is okay") {
val expectedHash = "hash"
val expectedLastModified = Instant.now
new ReactiveS3Client { self: S3Client => {
it("should return Some(expected values)") {
assertResult(Some((expectedHash, expectedLastModified)))(invoke(self))
}
}
override def s3Client: S3CatsIOClient = new S3CatsIOClient with UnderlyingS3AsyncClient {
override def headObject(headObjectRequest: HeadObjectRequest): IO[HeadObjectResponse] =
IO(HeadObjectResponse.builder().
eTag(expectedHash).
lastModified(expectedLastModified).
build())
}
}
}
describe("when underlying client throws NoSuchKeyException") {
new ReactiveS3Client { self: S3Client =>
it("should return None") {
assertResult(None)(invoke(self))
}
override def s3Client: S3CatsIOClient = new S3CatsIOClient with UnderlyingS3AsyncClient {
override def headObject(headObjectRequest: HeadObjectRequest): IO[HeadObjectResponse] =
throw NoSuchKeyException.builder().build()
}
}
}
}
}

45
src/test/scala/net/kemitix/s3thorp/awssdk/S3ClientSuite.scala Normal file
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@ -0,0 +1,45 @@
package net.kemitix.s3thorp.awssdk
import java.time.Instant
import cats.effect.IO
import com.github.j5ik2o.reactive.aws.s3.cats.S3CatsIOClient
import org.scalatest.FunSpec
import software.amazon.awssdk.services.s3.model.{HeadObjectRequest, HeadObjectResponse, NoSuchKeyException}
class S3ClientSuite extends FunSpec {
describe("testObjectHead") {
def invoke(self: S3Client) = {
self.objectHead("bucket", "remoteKey").unsafeRunSync()
}
describe("when underlying client response is okay") {
val expectedHash = "hash"
val expectedLastModified = Instant.now
val underlyingClient = new S3CatsIOClient with JavaClientWrapper {
override def headObject(headObjectRequest: HeadObjectRequest) =
IO(HeadObjectResponse.builder().
eTag(expectedHash).
lastModified(expectedLastModified).
build())
}
val s3Client = new ThropS3Client(underlyingClient)
it("should return Some(expected values)") {
assertResult(Some((expectedHash, expectedLastModified)))(invoke(s3Client))
}
}
describe("when underlying client throws NoSuchKeyException") {
val underlyingClient = new S3CatsIOClient with JavaClientWrapper {
override def headObject(headObjectRequest: HeadObjectRequest): IO[HeadObjectResponse] =
IO(throw NoSuchKeyException.builder().build())
}
val s3Client = new ThropS3Client(underlyingClient)
it("should return None") {
assertResult(None)(invoke(s3Client))
}
}
}
}