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Create initial S3 endpoint resource/handler
Closes #8
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28 changes: 28 additions & 0 deletions
28
trino-s3-proxy/src/main/java/io/trino/s3/proxy/server/credentials/SigningMetadata.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,28 @@ | ||
| /* | ||
| * 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 io.trino.s3.proxy.server.credentials; | ||
|
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| import java.util.Optional; | ||
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| import static java.util.Objects.requireNonNull; | ||
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| public record SigningMetadata(Credentials credentials, Optional<String> session, String region) | ||
| { | ||
| public SigningMetadata | ||
| { | ||
| requireNonNull(credentials, "credentials is null"); | ||
| requireNonNull(session, "session is null"); | ||
| requireNonNull(region, "region is null"); | ||
| } | ||
| } |
92 changes: 92 additions & 0 deletions
92
trino-s3-proxy/src/main/java/io/trino/s3/proxy/server/rest/StreamingResponseHandler.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,92 @@ | ||
| /* | ||
| * 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 io.trino.s3.proxy.server.rest; | ||
|
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| import com.google.common.io.ByteStreams; | ||
| import io.airlift.http.client.HeaderName; | ||
| import io.airlift.http.client.Request; | ||
| import io.airlift.http.client.Response; | ||
| import io.airlift.http.client.ResponseHandler; | ||
| import jakarta.ws.rs.WebApplicationException; | ||
| import jakarta.ws.rs.container.AsyncResponse; | ||
| import jakarta.ws.rs.core.StreamingOutput; | ||
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| import java.io.InputStream; | ||
| import java.time.Duration; | ||
| import java.util.concurrent.CountDownLatch; | ||
| import java.util.concurrent.TimeUnit; | ||
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| import static io.airlift.http.client.ResponseHandlerUtils.propagate; | ||
| import static java.util.Objects.requireNonNull; | ||
|
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| class StreamingResponseHandler | ||
| implements ResponseHandler<Void, RuntimeException> | ||
| { | ||
| private final AsyncResponse asyncResponse; | ||
| private final Duration maxWaitForResponse; | ||
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| StreamingResponseHandler(AsyncResponse asyncResponse, Duration maxWaitForResponse) | ||
| { | ||
| this.asyncResponse = requireNonNull(asyncResponse, "asyncResponse is null"); | ||
| this.maxWaitForResponse = requireNonNull(maxWaitForResponse, "maxWaitForResponse is null"); | ||
| } | ||
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| @Override | ||
| public Void handleException(Request request, Exception exception) | ||
| throws RuntimeException | ||
| { | ||
| throw propagate(request, exception); | ||
| } | ||
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| @Override | ||
| public Void handle(Request request, Response response) | ||
| throws RuntimeException | ||
| { | ||
| CountDownLatch latch = new CountDownLatch(1); | ||
| StreamingOutput streamingOutput = output -> { | ||
| try { | ||
| InputStream inputStream = response.getInputStream(); | ||
| ByteStreams.copy(inputStream, output); | ||
| } | ||
| finally { | ||
| latch.countDown(); | ||
| } | ||
| }; | ||
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| jakarta.ws.rs.core.Response.ResponseBuilder responseBuilder = jakarta.ws.rs.core.Response.status(response.getStatusCode()).entity(streamingOutput); | ||
| response.getHeaders() | ||
| .keySet() | ||
| .stream() | ||
| .map(HeaderName::toString) | ||
| .forEach(name -> response.getHeaders(name).forEach(value -> responseBuilder.header(name, value))); | ||
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| try { | ||
| asyncResponse.resume(responseBuilder.build()); | ||
| } | ||
| catch (Exception e) { | ||
| throw new WebApplicationException(e, jakarta.ws.rs.core.Response.Status.INTERNAL_SERVER_ERROR); | ||
| } | ||
| try { | ||
| if (!latch.await(maxWaitForResponse.toMillis(), TimeUnit.MILLISECONDS)) { | ||
| throw new WebApplicationException(jakarta.ws.rs.core.Response.Status.REQUEST_TIMEOUT); | ||
| } | ||
| } | ||
| catch (InterruptedException e) { | ||
| Thread.currentThread().interrupt(); | ||
| throw new WebApplicationException(jakarta.ws.rs.core.Response.Status.SERVICE_UNAVAILABLE); | ||
| } | ||
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| return null; | ||
| } | ||
| } |
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