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// 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.common.collect.Multimap;
import com.google.devtools.build.lib.actions.Executor.ActionContext;
import com.google.devtools.build.lib.actions.SpawnActionContext;
import com.google.devtools.build.lib.exec.ActionContextConsumer;
import com.google.devtools.build.lib.runtime.CommandEnvironment;
import com.google.devtools.build.lib.util.OS;
/**
* {@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 ((OS.getCurrent() == OS.LINUX && LinuxSandboxedStrategy.isSupported(cmdEnv))
|| (OS.getCurrent() == OS.DARWIN && DarwinSandboxRunner.isSupported(cmdEnv))
|| (OS.isPosixCompatible() && ProcessWrapperSandboxedStrategy.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 ImmutableMap<String, String> getSpawnActionContexts() {
return spawnContexts;
}
@Override
public Multimap<Class<? extends ActionContext>, String> getActionContexts() {
return contexts;
}
}
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