| // Copyright 2015 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.sandbox; |
| |
| import com.google.common.collect.ImmutableMap; |
| import com.google.common.collect.ImmutableMultimap; |
| import com.google.devtools.build.lib.actions.ActionContext; |
| import com.google.devtools.build.lib.actions.SpawnActionContext; |
| import com.google.devtools.build.lib.exec.ActionContextConsumer; |
| import com.google.devtools.build.lib.exec.SpawnActionContextMaps; |
| import com.google.devtools.build.lib.runtime.CommandEnvironment; |
| |
| /** |
| * {@link ActionContextConsumer} that requests the action contexts necessary for sandboxed |
| * execution. |
| */ |
| final class SandboxActionContextConsumer implements ActionContextConsumer { |
| |
| private final ImmutableMultimap<Class<? extends ActionContext>, String> contexts; |
| private final ImmutableMap<String, String> spawnContexts; |
| |
| public SandboxActionContextConsumer(CommandEnvironment cmdEnv) { |
| ImmutableMultimap.Builder<Class<? extends ActionContext>, String> contexts = |
| ImmutableMultimap.builder(); |
| ImmutableMap.Builder<String, String> spawnContexts = ImmutableMap.builder(); |
| |
| if (LinuxSandboxedSpawnRunner.isSupported(cmdEnv) |
| || DarwinSandboxedSpawnRunner.isSupported(cmdEnv) |
| || ProcessWrapperSandboxedSpawnRunner.isSupported(cmdEnv)) { |
| // This makes the "sandboxed" strategy available via --spawn_strategy=sandboxed, |
| // but it is not necessarily the default. |
| contexts.put(SpawnActionContext.class, "sandboxed"); |
| |
| // This makes the "sandboxed" strategy the default Spawn strategy, unless it is |
| // overridden by a later BlazeModule. |
| spawnContexts.put("", "sandboxed"); |
| } |
| |
| this.contexts = contexts.build(); |
| this.spawnContexts = spawnContexts.build(); |
| } |
| |
| @Override |
| public void populate(SpawnActionContextMaps.Builder builder) { |
| builder.strategyByMnemonicMap().putAll(spawnContexts.entrySet()); |
| builder.strategyByContextMap().putAll(contexts.entries()); |
| } |
| } |