| // 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.ImmutableList; |
| import com.google.devtools.build.lib.actions.Executor.ActionContext; |
| import com.google.devtools.build.lib.buildtool.BuildRequest; |
| import com.google.devtools.build.lib.events.Event; |
| import com.google.devtools.build.lib.exec.ActionContextProvider; |
| 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.io.IOException; |
| |
| /** |
| * Provides the sandboxed spawn strategy. |
| */ |
| final class SandboxActionContextProvider extends ActionContextProvider { |
| |
| public static final String SANDBOX_NOT_SUPPORTED_MESSAGE = |
| "Sandboxed execution is not supported on your system and thus hermeticity of actions cannot " |
| + "be guaranteed. See http://bazel.build/docs/bazel-user-manual.html#sandboxing for more " |
| + "information. You can turn off this warning via --ignore_unsupported_sandboxing"; |
| |
| @SuppressWarnings("unchecked") |
| private final ImmutableList<ActionContext> contexts; |
| |
| private SandboxActionContextProvider(ImmutableList<ActionContext> contexts) { |
| this.contexts = contexts; |
| } |
| |
| public static SandboxActionContextProvider create( |
| CommandEnvironment env, BuildRequest buildRequest) throws IOException { |
| boolean verboseFailures = buildRequest.getOptions(ExecutionOptions.class).verboseFailures; |
| ImmutableList.Builder<ActionContext> contexts = ImmutableList.builder(); |
| |
| switch (OS.getCurrent()) { |
| case LINUX: |
| if (LinuxSandboxedStrategy.isSupported(env)) { |
| boolean fullySupported = LinuxSandboxRunner.isSupported(env); |
| if (!fullySupported |
| && !buildRequest.getOptions(SandboxOptions.class).ignoreUnsupportedSandboxing) { |
| env.getReporter().handle(Event.warn(SANDBOX_NOT_SUPPORTED_MESSAGE)); |
| } |
| contexts.add( |
| new LinuxSandboxedStrategy( |
| buildRequest, |
| env.getDirectories(), |
| verboseFailures, |
| env.getRuntime().getProductName(), |
| fullySupported)); |
| } |
| break; |
| case DARWIN: |
| if (DarwinSandboxRunner.isSupported()) { |
| contexts.add( |
| DarwinSandboxedStrategy.create( |
| buildRequest, |
| env.getClientEnv(), |
| env.getDirectories(), |
| verboseFailures, |
| env.getRuntime().getProductName())); |
| } else { |
| if (!buildRequest.getOptions(SandboxOptions.class).ignoreUnsupportedSandboxing) { |
| env.getReporter().handle(Event.warn(SANDBOX_NOT_SUPPORTED_MESSAGE)); |
| } |
| } |
| break; |
| default: |
| // No sandboxing available. |
| } |
| |
| return new SandboxActionContextProvider(contexts.build()); |
| } |
| |
| @Override |
| public Iterable<ActionContext> getActionContexts() { |
| return contexts; |
| } |
| } |