Merge pull request #2 from ghasemloo/feature

Add bazelrc

Author: ghasemloo

BUILD.bazel

@@ -15,6 +15,7 @@ cc_library(
     ],
     hdrs = [
         "hello_world.h",
+        "v.h",
     ],
     deps = [
     ],

WORKSPACE

@@ -1,12 +1,12 @@
 # Bazel toolchains
 http_archive(
-    name = "bazel_toolchains",
-    urls = [
-        "https://mirror.bazel.build/github.com/bazelbuild/bazel-toolchains/archive/r324073.tar.gz",
-        "https://github.com/bazelbuild/bazel-toolchains/archive/r324073.tar.gz",
-    ],
-    strip_prefix = "bazel-toolchains-r324073",
-    sha256 = "71548c0d6cd53eddebbde4fa9962f5395e82645fb9992719e0890505b177f245",
+  name = "bazel_toolchains",
+  urls = [
+    "https://mirror.bazel.build/github.com/bazelbuild/bazel-toolchains/archive/37acf1841ab1475c98a152cb9e446460c8ae29e1.tar.gz",
+    "https://github.com/bazelbuild/bazel-toolchains/archive/37acf1841ab1475c98a152cb9e446460c8ae29e1.tar.gz",
+  ],
+  strip_prefix = "bazel-toolchains-37acf1841ab1475c98a152cb9e446460c8ae29e1",
+  sha256 = "3b604699685c5c65dd3f6f17425570a4b2f00ddba2f750db15acc72e55bb098b",
 )
 
 # GoogleTest/GoogleMock framework. Used by most unit-tests.

bazelrc

@@ -1,29 +1,139 @@
-# Based on https://github.com/bazelbuild/bazel-toolchains/blob/master/bazelrc/bazel-0.10.0.bazelrc
+# https://github.com/bazelbuild/bazel-toolchains/blob/master/bazelrc/bazel-0.15.0.bazelrc
+# Copyright 2016 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.
 
+# This .bazelrc file contains all of the flags required for the toolchain,
+# Remote Build Execution, and the Bazel Build Results UI. Specific flags in
+# your Bazel command allow you to use only the remote build, to use only the
+# results UI, or to use them both together.
+#
+# This .bazelrc file also contains all of the flags required for the local
+# docker sandboxing.
+
+# Remote Build Execution requires a strong hash function, such as SHA256.
 startup --host_jvm_args=-Dbazel.DigestFunction=SHA256
 
-# Auth
-build:remote --auth_enabled=true
-build:remote --auth_scope=https://www.googleapis.com/auth/cloud-platform
-build:remote --tls_enabled=true
+# Depending on how many machines are in the remote execution instance, setting
+# this higher can make builds faster by allowing more jobs to run in parallel.
+# Setting it too high can result in jobs that timeout, however, while waiting
+# for a remote machine to execute them.
+build:remote --jobs=50
 
-# RBE Toolchains
-build:remote --experimental_strict_action_env=true
-build:remote --experimental_remote_platform_override='properties:{ name:"container-image" value:"docker://gcr.io/cloud-marketplace/google/rbe-debian8@sha256:d84a7de5175a22505209f56b02f1da20ccec64880da09ee38eaef3670fbd2a56" }'
-build:remote --crosstool_top=@bazel_toolchains//configs/debian8_clang/0.3.0/bazel_0.10.0:toolchain
-build:remote --host_java_toolchain=@bazel_toolchains//configs/debian8_clang/0.3.0:jdk8
-build:remote --host_javabase=@bazel_toolchains//configs/debian8_clang/0.3.0:jdk8
-build:remote --javabase=@bazel_toolchains//configs/debian8_clang/0.3.0:jdk8
+# Set several flags related to specifying the platform, toolchain and java
+# properties.
+# These flags are duplicated rather than imported from (for example)
+# %workspace%/configs/ubuntu16_04_clang/1.0/toolchain.bazelrc to make this
+# bazelrc a standalone file that can be copied more easily.
+# These flags should only be used as is for the rbe-ubuntu16-04 container
+# and need to be adapted to work with other toolchain containers.
+build:remote --host_javabase=@bazel_toolchains//configs/ubuntu16_04_clang/1.0:jdk8
+build:remote --javabase=@bazel_toolchains//configs/ubuntu16_04_clang/1.0:jdk8
+build:remote --host_java_toolchain=@bazel_tools//tools/jdk:toolchain_hostjdk8
+build:remote --java_toolchain=@bazel_tools//tools/jdk:toolchain_hostjdk8
+build:remote --crosstool_top=@bazel_toolchains//configs/ubuntu16_04_clang/1.0/bazel_0.15.0/default:toolchain
+build:remote --action_env=BAZEL_DO_NOT_DETECT_CPP_TOOLCHAIN=1
+# Platform flags:
+# The toolchain container used for execution is defined in the target indicated
+# by "extra_execution_platforms", "host_platform" and "platforms".
+# If you are using your own toolchain container, you need to create a platform
+# target with "constraint_values" that allow for the toolchain specified with
+# "extra_toolchains" to be selected (given constraints defined in
+# "exec_compatible_with").
+# More about platforms: https://docs.bazel.build/versions/master/platforms.html
+build:remote --enabled_toolchain_types=@bazel_tools//tools/cpp:toolchain_type
+build:remote --extra_toolchains=@bazel_toolchains//configs/ubuntu16_04_clang/1.0/bazel_0.15.0/cpp:cc-toolchain-clang-x86_64-default
+build:remote --extra_execution_platforms=@bazel_toolchains//configs/ubuntu16_04_clang/1.0:rbe_ubuntu1604
+build:remote --host_platform=@bazel_toolchains//configs/ubuntu16_04_clang/1.0:rbe_ubuntu1604
+build:remote --platforms=@bazel_toolchains//configs/ubuntu16_04_clang/1.0:rbe_ubuntu1604
 
-# RBE
-build:remote --remote_timeout=3600
-build:remote --remote_local_fallback=false
+# Set various strategies so that all actions execute remotely. Mixing remote
+# and local execution will lead to errors unless the toolchain and remote
+# machine exactly match the host machine.
 build:remote --spawn_strategy=remote
 build:remote --strategy=Javac=remote
 build:remote --strategy=Closure=remote
 build:remote --genrule_strategy=remote
 build:remote --define=EXECUTOR=remote
 
-# BRUI
-build:results --bes_timeout=10s
+# Enable the remote cache so action results can be shared across machines,
+# developers, and workspaces.
+build:remote --remote_cache=remotebuildexecution.googleapis.com
+
+# Enable remote execution so actions are performed on the remote systems.
+build:remote --remote_executor=remotebuildexecution.googleapis.com
+
+# Enable encryption.
+build:remote --tls_enabled=true
+
+# Enforce stricter environment rules, which eliminates some non-hermetic
+# behavior and therefore improves both the remote cache hit rate and the
+# correctness and repeatability of the build.
+build:remote --experimental_strict_action_env=true
+
+# Set a higher timeout value, just in case.
+build:remote --remote_timeout=3600
+
+# Enable authentication. This will pick up application default credentials by
+# default. You can use --auth_credentials=some_file.json to use a service
+# account credential instead.
+build:remote --auth_enabled=true
+
+# Set flags for uploading to BES in order to view results in the Bazel Build
+# Results UI.
+build:results --bes_backend="buildeventservice.googleapis.com"
+build:results --bes_timeout=60s
+
+# If the upload to BES fails, the build will fail.
 build:results --bes_best_effort=false
+
+# Output BES results url
+build:results --bes_results_url="https://source.cloud.google.com/results/invocations/"
+
+# Set flags for uploading to BES without Remote Build Execution.
+build:results-local --bes_backend="buildeventservice.googleapis.com"
+build:results-local --bes_timeout=60s
+build:results-local --bes_best_effort=false
+build:results-local --tls_enabled=true
+build:results-local --auth_enabled=true
+build:results-local --spawn_strategy=local
+build:results-local --experimental_remote_spawn_cache
+build:results-local --remote_cache=remotebuildexecution.googleapis.com
+build:results-local --remote_timeout=3600
+build:results-local --bes_results_url="https://source.cloud.google.com/results/invocations/"
+
+# The following flags are only necessary for local docker sandboxing
+# with the rbe-ubuntu16-04 container. Use of these flags is still experimental.
+build:docker-sandbox --host_javabase=@bazel_toolchains//configs/ubuntu16_04_clang/1.0:jdk8
+build:docker-sandbox --javabase=@bazel_toolchains//configs/ubuntu16_04_clang/1.0:jdk8
+build:docker-sandbox --crosstool_top=@bazel_toolchains//configs/ubuntu16_04_clang/1.0/bazel_0.15.0/default:toolchain
+build:docker-sandbox --experimental_docker_image=gcr.io/cloud-marketplace/google/rbe-ubuntu16-04@sha256:59bf0e191a6b5cc1ab62c2224c810681d1326bad5a27b1d36c9f40113e79da7f
+build:docker-sandbox --spawn_strategy=docker
+build:docker-sandbox --strategy=Javac=docker
+build:docker-sandbox --strategy=Closure=docker
+build:docker-sandbox --genrule_strategy=docker
+build:docker-sandbox --define=EXECUTOR=remote
+build:docker-sandbox --experimental_docker_verbose
+build:docker-sandbox --experimental_enable_docker_sandbox
+
+# The following flags enable the remote cache so action results can be shared
+# across machines, developers, and workspaces.
+build:remote-cache --remote_cache=remotebuildexecution.googleapis.com
+build:remote-cache --tls_enabled=true
+build:remote-cache --experimental_strict_action_env=true
+build:remote-cache --remote_timeout=3600
+build:remote-cache --auth_enabled=true
+build:remote-cache --spawn_strategy=standalone
+build:remote-cache --strategy=Javac=standalone
+build:remote-cache --strategy=Closure=standalone
+build:remote-cache --genrule_strategy=standalone

hello_world.cc

@@ -2,6 +2,8 @@
 
 #include "hello_world.h"
 
+#include "v.h"
+
 namespace {
 const char* message = "Hello World!";
 }
@@ -14,4 +16,8 @@ std::string HelloWorld::Message() {
   return message;
 }
 
+int V() {
+  return v;
+}
+
 }  // namespace hello_world

v.h

@@ -0,0 +1 @@
+const int v = 0;