mirror of
https://github.com/google/nomulus.git
synced 2025-04-30 12:07:51 +02:00
0ce293325c
This introduces Actions and Dagger up until FlowRunner. The changes to the servlets are relatively simple, but the required changes to the tests, as well as to auxillary EPP endpoints (such as the http check api and the load test servlet) were vast. I've added some comments in critique to make the review easier that don't really make sense as in-code comments for the future. ------------- Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=124593546
113 lines
4.5 KiB
Java
113 lines
4.5 KiB
Java
// Copyright 2016 The Domain Registry Authors. All Rights Reserved.
|
|
//
|
|
// 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 google.registry.flows;
|
|
|
|
import static google.registry.flows.EppXmlTransformer.marshalWithLenientRetry;
|
|
import static google.registry.flows.EppXmlTransformer.unmarshal;
|
|
import static google.registry.flows.picker.FlowPicker.getFlowClass;
|
|
|
|
import com.google.common.annotations.VisibleForTesting;
|
|
import com.google.common.base.Joiner;
|
|
import com.google.common.collect.ImmutableList;
|
|
|
|
import google.registry.flows.FlowRunner.CommitMode;
|
|
import google.registry.flows.FlowRunner.UserPrivileges;
|
|
import google.registry.model.eppcommon.Trid;
|
|
import google.registry.model.eppinput.EppInput;
|
|
import google.registry.model.eppoutput.EppOutput;
|
|
import google.registry.model.eppoutput.Response;
|
|
import google.registry.model.eppoutput.Result;
|
|
import google.registry.model.eppoutput.Result.Code;
|
|
import google.registry.monitoring.whitebox.EppMetrics;
|
|
import google.registry.util.Clock;
|
|
import google.registry.util.FormattingLogger;
|
|
|
|
import javax.inject.Inject;
|
|
|
|
/**
|
|
* An implementation of the EPP command/response protocol.
|
|
*
|
|
* @see "http://tools.ietf.org/html/rfc5730"
|
|
*/
|
|
public final class EppController {
|
|
|
|
private static final FormattingLogger logger = FormattingLogger.getLoggerForCallerClass();
|
|
|
|
@Inject Clock clock;
|
|
@Inject EppMetrics metrics;
|
|
@Inject EppController() {}
|
|
|
|
/**
|
|
* Read an EPP envelope from the client, find the matching flow, execute it, and return
|
|
* the response marshalled to a byte array.
|
|
*/
|
|
public byte[] handleEppCommand(SessionMetadata sessionMetadata, byte[] inputXmlBytes) {
|
|
Trid trid = null;
|
|
try {
|
|
EppInput eppInput = unmarshal(inputXmlBytes);
|
|
trid = Trid.create(eppInput.getCommandWrapper().getClTrid());
|
|
ImmutableList<String> targetIds = eppInput.getTargetIds();
|
|
metrics.setCommandName(eppInput.getCommandName());
|
|
metrics.setClientId(sessionMetadata.getClientId());
|
|
metrics.setPrivilegeLevel(
|
|
sessionMetadata.isSuperuser()
|
|
? UserPrivileges.SUPERUSER.toString()
|
|
: UserPrivileges.NORMAL.toString());
|
|
if (!targetIds.isEmpty()) {
|
|
metrics.setEppTarget(Joiner.on(",").join(targetIds));
|
|
}
|
|
FlowRunner flowRunner = new FlowRunner(
|
|
getFlowClass(eppInput),
|
|
eppInput,
|
|
trid,
|
|
sessionMetadata,
|
|
inputXmlBytes,
|
|
metrics,
|
|
clock);
|
|
EppOutput eppOutput = flowRunner.run(
|
|
sessionMetadata.isDryRun() ? CommitMode.DRY_RUN : CommitMode.LIVE,
|
|
sessionMetadata.isSuperuser() ? UserPrivileges.SUPERUSER : UserPrivileges.NORMAL);
|
|
if (eppOutput.isResponse()) {
|
|
metrics.setEppStatus(eppOutput.getResponse().getResult().getCode());
|
|
}
|
|
return marshalWithLenientRetry(eppOutput);
|
|
} catch (EppException e) {
|
|
// The command failed. Send the client an error message.
|
|
metrics.setEppStatus(e.getResult().getCode());
|
|
return marshalWithLenientRetry(getErrorResponse(clock, e.getResult(), trid));
|
|
} catch (Throwable e) {
|
|
// Something bad and unexpected happened. Send the client a generic error, and log it.
|
|
logger.severe(e, "Unexpected failure");
|
|
metrics.setEppStatus(Code.CommandFailed);
|
|
return marshalWithLenientRetry(
|
|
getErrorResponse(clock, Result.create(Code.CommandFailed), trid));
|
|
} finally {
|
|
metrics.export();
|
|
}
|
|
}
|
|
|
|
/** Create a response indicating an Epp failure. */
|
|
@VisibleForTesting
|
|
static EppOutput getErrorResponse(Clock clock, Result result, Trid trid) {
|
|
// Create TRID (without a clTRID) if one hasn't been created yet, as it's necessary to construct
|
|
// a valid response. This can happen if the error occurred before we could even parse out the
|
|
// clTRID (e.g. if a syntax error occurred parsing the supplied XML).
|
|
return EppOutput.create(new Response.Builder()
|
|
.setTrid(trid == null ? Trid.create(null) : trid)
|
|
.setResult(result)
|
|
.setExecutionTime(clock.nowUtc())
|
|
.build());
|
|
}
|
|
}
|