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Extract Bazel registry creation into a SkyFunction
This gets rid of an ad-hoc cache maintained in `RegistryFactoryImpl` and prepares for making registries aware of hashes stored in the lockfile. Work towards #20369
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57 changes: 57 additions & 0 deletions
57
src/main/java/com/google/devtools/build/lib/bazel/bzlmod/RegistryFunction.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,57 @@ | ||
| // Copyright 2021 The Bazel 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 com.google.devtools.build.lib.bazel.bzlmod; | ||
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| import com.google.devtools.build.lib.server.FailureDetails; | ||
| import com.google.devtools.build.skyframe.SkyFunction; | ||
| import com.google.devtools.build.skyframe.SkyFunctionException; | ||
| import com.google.devtools.build.skyframe.SkyKey; | ||
| import com.google.devtools.build.skyframe.SkyValue; | ||
| import java.net.URISyntaxException; | ||
| import javax.annotation.Nullable; | ||
|
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| /** A simple SkyFunction that creates a {@link Registry} with a given URL. */ | ||
| public class RegistryFunction implements SkyFunction { | ||
| private final RegistryFactory registryFactory; | ||
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| public RegistryFunction(RegistryFactory registryFactory) { | ||
| this.registryFactory = registryFactory; | ||
| } | ||
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| @Override | ||
| @Nullable | ||
| public SkyValue compute(SkyKey skyKey, Environment env) | ||
| throws InterruptedException, RegistryException { | ||
| RegistryKey key = (RegistryKey) skyKey.argument(); | ||
| try { | ||
| return registryFactory.getRegistryWithUrl(key.getUrl()); | ||
| } catch (URISyntaxException e) { | ||
| throw new RegistryException( | ||
| ExternalDepsException.withCauseAndMessage( | ||
| FailureDetails.ExternalDeps.Code.INVALID_REGISTRY_URL, | ||
| e, | ||
| "Invalid registry URL: %s", | ||
| key.getUrl())); | ||
| } | ||
| } | ||
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| static final class RegistryException extends SkyFunctionException { | ||
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| RegistryException(ExternalDepsException cause) { | ||
| super(cause, Transience.TRANSIENT); | ||
| } | ||
| } | ||
| } |
46 changes: 46 additions & 0 deletions
46
src/main/java/com/google/devtools/build/lib/bazel/bzlmod/RegistryKey.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,46 @@ | ||
| // Copyright 2021 The Bazel 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. | ||
| // | ||
|
|
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| package com.google.devtools.build.lib.bazel.bzlmod; | ||
|
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| import com.google.auto.value.AutoValue; | ||
| import com.google.devtools.build.lib.skyframe.SkyFunctions; | ||
| import com.google.devtools.build.lib.skyframe.serialization.autocodec.AutoCodec; | ||
| import com.google.devtools.build.skyframe.SkyFunctionName; | ||
| import com.google.devtools.build.skyframe.SkyKey; | ||
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| /** The key for {@link RegistryFunction}. */ | ||
| @AutoCodec | ||
| @AutoValue | ||
| abstract class RegistryKey implements SkyKey { | ||
| private static final SkyKeyInterner<RegistryKey> interner = SkyKey.newInterner(); | ||
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| abstract String getUrl(); | ||
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| @AutoCodec.Instantiator | ||
| static RegistryKey create(String url) { | ||
| return interner.intern(new AutoValue_RegistryKey(url)); | ||
| } | ||
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| @Override | ||
| public SkyFunctionName functionName() { | ||
| return SkyFunctions.REGISTRY; | ||
| } | ||
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| @Override | ||
| public SkyKeyInterner<RegistryKey> getSkyKeyInterner() { | ||
| return interner; | ||
| } | ||
| } |
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