| // Copyright 2018 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.skyframe.toolchains; |
| |
| import com.google.common.base.Strings; |
| import com.google.devtools.build.lib.analysis.TargetAndConfiguration; |
| import com.google.devtools.build.lib.analysis.config.BuildConfigurationValue; |
| import com.google.devtools.build.lib.buildeventstream.BuildEventStreamProtos.BuildEventId.ConfigurationId; |
| import com.google.devtools.build.lib.causes.AnalysisFailedCause; |
| import com.google.devtools.build.lib.causes.Cause; |
| import com.google.devtools.build.lib.collect.nestedset.NestedSetBuilder; |
| import com.google.devtools.build.lib.collect.nestedset.Order; |
| import com.google.devtools.build.lib.server.FailureDetails; |
| import com.google.devtools.build.lib.server.FailureDetails.Analysis; |
| import com.google.devtools.build.lib.server.FailureDetails.FailureDetail; |
| import com.google.devtools.build.lib.server.FailureDetails.Toolchain.Code; |
| import com.google.devtools.build.lib.skyframe.ConfiguredValueCreationException; |
| import com.google.devtools.build.lib.skyframe.DetailedException; |
| import com.google.devtools.build.lib.util.DetailedExitCode; |
| import javax.annotation.Nullable; |
| |
| /** Base class for exceptions that happen during toolchain resolution. */ |
| public abstract class ToolchainException extends Exception implements DetailedException { |
| |
| public ToolchainException(String message) { |
| super(message); |
| } |
| |
| public ToolchainException(Throwable cause) { |
| super(cause); |
| } |
| |
| public ToolchainException(String message, Throwable cause) { |
| super(message, cause); |
| } |
| |
| protected abstract Code getDetailedCode(); |
| |
| @Override |
| public DetailedExitCode getDetailedExitCode() { |
| if (getCause() instanceof DetailedException) { |
| return ((DetailedException) getCause()).getDetailedExitCode(); |
| } |
| |
| return DetailedExitCode.of( |
| FailureDetail.newBuilder() |
| .setMessage(Strings.nullToEmpty(getMessage())) |
| .setToolchain(FailureDetails.Toolchain.newBuilder().setCode(getDetailedCode())) |
| .build()); |
| } |
| |
| /** |
| * Attempt to find a {@link ConfiguredValueCreationException} in a {@link ToolchainException}, or |
| * its causes. |
| * |
| * <p>If one cannot be found, make a new one. |
| */ |
| public ConfiguredValueCreationException asConfiguredValueCreationException( |
| TargetAndConfiguration targetAndConfiguration) { |
| for (Throwable cause = getCause(); |
| cause != null && cause != cause.getCause(); |
| cause = cause.getCause()) { |
| if (cause instanceof ConfiguredValueCreationException) { |
| return (ConfiguredValueCreationException) cause; |
| } |
| } |
| Cause cause = |
| new AnalysisFailedCause( |
| targetAndConfiguration.getLabel(), |
| configurationIdMessage(targetAndConfiguration.getConfiguration()), |
| createDetailedExitCode( |
| String.format( |
| "While resolving toolchains for target %s: %s", |
| targetAndConfiguration.getLabel(), getMessage()))); |
| return new ConfiguredValueCreationException( |
| targetAndConfiguration.getTarget(), |
| targetAndConfiguration.getConfiguration().getEventId(), |
| String.format( |
| "While resolving toolchains for target %s: %s", targetAndConfiguration, getMessage()), |
| NestedSetBuilder.create(Order.STABLE_ORDER, cause), |
| getDetailedExitCode()); |
| } |
| |
| public static ConfigurationId configurationIdMessage( |
| @Nullable BuildConfigurationValue configuration) { |
| if (configuration == null) { |
| return ConfigurationId.newBuilder().setId("none").build(); |
| } |
| return ConfigurationId.newBuilder().setId(configuration.checksum()).build(); |
| } |
| |
| private static DetailedExitCode createDetailedExitCode(String message) { |
| return DetailedExitCode.of( |
| FailureDetail.newBuilder() |
| .setMessage(message) |
| .setAnalysis( |
| Analysis.newBuilder().setCode(Analysis.Code.CONFIGURED_VALUE_CREATION_FAILED)) |
| .build()); |
| } |
| } |