src/main/java/com/google/devtools/build/lib/sandbox/SandboxActionContextProvider.java


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// Copyright 2015 Google Inc. 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.ImmutableList;
import com.google.common.collect.ImmutableList.Builder;
import com.google.devtools.build.lib.actions.ActionContextProvider;
import com.google.devtools.build.lib.actions.Executor.ActionContext;
import com.google.devtools.build.lib.buildtool.BuildRequest;
import com.google.devtools.build.lib.exec.ExecutionOptions;
import com.google.devtools.build.lib.runtime.CommandEnvironment;
import com.google.devtools.build.lib.util.OS;

import java.util.concurrent.ExecutorService;

/**
 * Provides the sandboxed spawn strategy.
 */
public class SandboxActionContextProvider extends ActionContextProvider {

  @SuppressWarnings("unchecked")
  private final ImmutableList<ActionContext> strategies;

  public SandboxActionContextProvider(
      CommandEnvironment env, BuildRequest buildRequest, ExecutorService backgroundWorkers) {
    boolean verboseFailures = buildRequest.getOptions(ExecutionOptions.class).verboseFailures;
    boolean sandboxDebug = buildRequest.getOptions(SandboxOptions.class).sandboxDebug;
    Builder<ActionContext> strategies = ImmutableList.builder();

    if (OS.getCurrent() == OS.LINUX) {
      strategies.add(
          new LinuxSandboxedStrategy(
              env.getClientEnv(),
              env.getDirectories(),
              backgroundWorkers,
              verboseFailures,
              sandboxDebug));
    }

    this.strategies = strategies.build();
  }

  @Override
  public Iterable<ActionContext> getActionContexts() {
    return strategies;
  }

}