Update protobuf to 3.6.0. Fixes #5439

94 files changed, 1531 insertions, 0 deletions

diff --git a/third_party/protobuf/3.6.0/kokoro/README.md b/third_party/protobuf/3.6.0/kokoro/README.md
new file mode 100644
index 0000000000..0791c9253b
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/README.md
@@ -0,0 +1,6 @@
+
+Kokoro Infrastructure
+----------------------
+
+The files in this directory serve as plumbing for running Protobuf
+tests under Kokoro, our internal CI.
\ No newline at end of file
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/32-bit/Dockerfile b/third_party/protobuf/3.6.0/kokoro/linux/32-bit/Dockerfile
new file mode 100644
index 0000000000..1278889f91
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/32-bit/Dockerfile
@@ -0,0 +1,143 @@
+# This Dockerfile specifies the recipe for creating an image for the tests
+# to run in.
+#
+# We install as many test dependencies here as we can, because these setup
+# steps can be cached.  They do *not* run every time we run the build.
+# The Docker image is only rebuilt when the Dockerfile (ie. this file)
+# changes.
+
+# Base Dockerfile for gRPC dev images
+FROM 32bit/debian:latest
+
+# Apt source for php
+RUN echo "deb http://ppa.launchpad.net/ondrej/php/ubuntu trusty main" | tee /etc/apt/sources.list.d/various-php.list && \
+  apt-key adv --keyserver keyserver.ubuntu.com --recv-keys F4FCBB07
+
+# Install dependencies.  We start with the basic ones require to build protoc
+# and the C++ build
+RUN apt-get clean && apt-get update && apt-get install -y --force-yes \
+  autoconf \
+  autotools-dev \
+  build-essential \
+  bzip2 \
+  ccache \
+  curl \
+  gcc \
+  git \
+  libc6 \
+  libc6-dbg \
+  libc6-dev \
+  libgtest-dev \
+  libtool \
+  make \
+  parallel \
+  time \
+  wget \
+  unzip \
+  # -- For python --
+  python-setuptools \
+  python-pip \
+  python-dev \
+  # -- For C++ benchmarks --
+  cmake  \
+  # -- For PHP --
+  php5.5     \
+  php5.5-dev \
+  php5.5-xml \
+  php5.6     \
+  php5.6-dev \
+  php5.6-xml \
+  php7.0     \
+  php7.0-dev \
+  php7.0-xml \
+  phpunit    \
+  valgrind   \
+  libxml2-dev \
+  && apt-get clean
+
+##################
+# PHP dependencies.
+RUN wget http://am1.php.net/get/php-5.5.38.tar.bz2/from/this/mirror
+RUN mv mirror php-5.5.38.tar.bz2
+RUN tar -xvf php-5.5.38.tar.bz2
+RUN cd php-5.5.38 && ./configure --enable-maintainer-zts --prefix=/usr/local/php-5.5-zts && \
+    make && make install && make clean && cd ..
+RUN cd php-5.5.38 && make clean && ./configure --enable-bcmath --prefix=/usr/local/php-5.5 && \
+    make && make install && make clean && cd ..
+
+RUN wget http://am1.php.net/get/php-5.6.30.tar.bz2/from/this/mirror
+RUN mv mirror php-5.6.30.tar.bz2
+RUN tar -xvf php-5.6.30.tar.bz2
+RUN cd php-5.6.30 && ./configure --enable-maintainer-zts --prefix=/usr/local/php-5.6-zts && \
+    make && make install && cd ..
+RUN cd php-5.6.30 && make clean && ./configure --enable-bcmath --prefix=/usr/local/php-5.6 && \
+    make && make install && cd ..
+
+RUN wget http://am1.php.net/get/php-7.0.18.tar.bz2/from/this/mirror
+RUN mv mirror php-7.0.18.tar.bz2
+RUN tar -xvf php-7.0.18.tar.bz2
+RUN cd php-7.0.18 && ./configure --enable-maintainer-zts --prefix=/usr/local/php-7.0-zts && \
+    make && make install && cd ..
+RUN cd php-7.0.18 && make clean && ./configure --enable-bcmath --prefix=/usr/local/php-7.0 && \
+    make && make install && cd ..
+
+RUN wget http://am1.php.net/get/php-7.1.4.tar.bz2/from/this/mirror
+RUN mv mirror php-7.1.4.tar.bz2
+RUN tar -xvf php-7.1.4.tar.bz2
+RUN cd php-7.1.4 && ./configure --enable-maintainer-zts --prefix=/usr/local/php-7.1-zts && \
+    make && make install && cd ..
+RUN cd php-7.1.4 && make clean && ./configure --enable-bcmath --prefix=/usr/local/php-7.1 && \
+    make && make install && cd ..
+
+RUN php -r "copy('https://getcomposer.org/installer', 'composer-setup.php');"
+RUN php composer-setup.php
+RUN mv composer.phar /usr/bin/composer
+RUN php -r "unlink('composer-setup.php');"
+RUN composer config -g -- disable-tls true
+RUN composer config -g -- secure-http false
+RUN cd /tmp && \
+  git clone https://github.com/google/protobuf.git && \
+  cd protobuf/php && \
+  git reset --hard 49b44bff2b6257a119f9c6a342d6151c736586b8 && \
+  ln -sfn /usr/local/php-5.5/bin/php /usr/bin/php && \
+  ln -sfn /usr/local/php-5.5/bin/php-config /usr/bin/php-config && \
+  ln -sfn /usr/local/php-5.5/bin/phpize /usr/bin/phpize && \
+  composer install && \
+  mv vendor /usr/local/vendor-5.5 && \
+  ln -sfn /usr/local/php-5.6/bin/php /usr/bin/php && \
+  ln -sfn /usr/local/php-5.6/bin/php-config /usr/bin/php-config && \
+  ln -sfn /usr/local/php-5.6/bin/phpize /usr/bin/phpize && \
+  composer install && \
+  mv vendor /usr/local/vendor-5.6 && \
+  ln -sfn /usr/local/php-7.0/bin/php /usr/bin/php && \
+  ln -sfn /usr/local/php-7.0/bin/php-config /usr/bin/php-config && \
+  ln -sfn /usr/local/php-7.0/bin/phpize /usr/bin/phpize && \
+  composer install && \
+  mv vendor /usr/local/vendor-7.0 && \
+  ln -sfn /usr/local/php-7.1/bin/php /usr/bin/php && \
+  ln -sfn /usr/local/php-7.1/bin/php-config /usr/bin/php-config && \
+  ln -sfn /usr/local/php-7.1/bin/phpize /usr/bin/phpize && \
+  composer install && \
+  mv vendor /usr/local/vendor-7.1
+
+##################
+# Python dependencies
+
+# These packages exist in apt-get, but their versions are too old, so we have
+# to get updates from pip.
+
+RUN pip install pip --upgrade
+RUN pip install virtualenv tox yattag
+
+##################
+# Prepare ccache
+
+RUN ln -s /usr/bin/ccache /usr/local/bin/gcc
+RUN ln -s /usr/bin/ccache /usr/local/bin/g++
+RUN ln -s /usr/bin/ccache /usr/local/bin/cc
+RUN ln -s /usr/bin/ccache /usr/local/bin/c++
+RUN ln -s /usr/bin/ccache /usr/local/bin/clang
+RUN ln -s /usr/bin/ccache /usr/local/bin/clang++
+
+# Define the default command.
+CMD ["bash"]
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/32-bit/build.sh b/third_party/protobuf/3.6.0/kokoro/linux/32-bit/build.sh
new file mode 100644
index 0000000000..04383a5701
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/32-bit/build.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+#
+# This is the top-level script we give to Kokoro as the entry point for
+# running the "pull request 32" project:
+#
+# This script selects a specific Dockerfile (for building a Docker image) and
+# a script to run inside that image.  Then we delegate to the general
+# build_and_run_docker.sh script.
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+export DOCKERFILE_DIR=kokoro/linux/32-bit
+export DOCKER_RUN_SCRIPT=kokoro/linux/pull_request_in_docker.sh
+export OUTPUT_DIR=testoutput
+export TEST_SET="php_all_32"
+./kokoro/linux/build_and_run_docker.sh
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/32-bit/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/linux/32-bit/continuous.cfg
new file mode 100644
index 0000000000..28b66c07c2
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/32-bit/continuous.cfg
@@ -0,0 +1,11 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/32-bit/build.sh"
+timeout_mins: 120
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+  }
+}
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/32-bit/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/linux/32-bit/presubmit.cfg
new file mode 100644
index 0000000000..28b66c07c2
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/32-bit/presubmit.cfg
@@ -0,0 +1,11 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/32-bit/build.sh"
+timeout_mins: 120
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+  }
+}
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/64-bit/Dockerfile b/third_party/protobuf/3.6.0/kokoro/linux/64-bit/Dockerfile
new file mode 100644
index 0000000000..3a279e6602
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/64-bit/Dockerfile
@@ -0,0 +1,244 @@
+# This Dockerfile specifies the recipe for creating an image for the tests
+# to run in.
+#
+# We install as many test dependencies here as we can, because these setup
+# steps can be cached.  They do *not* run every time we run the build.
+# The Docker image is only rebuilt when the Dockerfile (ie. this file)
+# changes.
+
+# Base Dockerfile for gRPC dev images
+FROM debian:latest
+
+# Apt source for old Python versions.
+RUN echo 'deb http://ppa.launchpad.net/fkrull/deadsnakes/ubuntu trusty main' > /etc/apt/sources.list.d/deadsnakes.list && \
+  apt-key adv --keyserver keyserver.ubuntu.com --recv-keys DB82666C
+
+# Apt source for Oracle Java.
+RUN echo 'deb http://ppa.launchpad.net/webupd8team/java/ubuntu trusty main' > /etc/apt/sources.list.d/webupd8team-java-trusty.list && \
+  apt-key adv --keyserver keyserver.ubuntu.com --recv-keys EEA14886 && \
+  echo "oracle-java7-installer shared/accepted-oracle-license-v1-1 select true" | debconf-set-selections
+
+# Apt source for Mono
+RUN echo "deb http://download.mono-project.com/repo/debian wheezy main" | tee /etc/apt/sources.list.d/mono-xamarin.list && \
+  echo "deb http://download.mono-project.com/repo/debian wheezy-libjpeg62-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list && \
+  apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 3FA7E0328081BFF6A14DA29AA6A19B38D3D831EF
+
+# Apt source for php
+RUN echo "deb http://ppa.launchpad.net/ondrej/php/ubuntu trusty main" | tee /etc/apt/sources.list.d/various-php.list && \
+  apt-key adv --keyserver keyserver.ubuntu.com --recv-keys F4FCBB07
+
+# Install dotnet SDK based on https://www.microsoft.com/net/core#debian
+# (Ubuntu instructions need apt to support https)
+RUN apt-get update && apt-get install -y --force-yes curl libunwind8 gettext && \
+  curl -sSL -o dotnet.tar.gz https://go.microsoft.com/fwlink/?LinkID=847105 &&  \
+  mkdir -p /opt/dotnet && tar zxf dotnet.tar.gz -C /opt/dotnet && \
+  ln -s /opt/dotnet/dotnet /usr/local/bin
+
+# Install dependencies.  We start with the basic ones require to build protoc
+# and the C++ build
+RUN apt-get clean && apt-get update && apt-get install -y --force-yes \
+  autoconf \
+  autotools-dev \
+  build-essential \
+  bzip2 \
+  ccache \
+  curl \
+  gcc \
+  git \
+  libc6 \
+  libc6-dbg \
+  libc6-dev \
+  libgtest-dev \
+  libtool \
+  make \
+  parallel \
+  time \
+  wget \
+  # -- For csharp --
+  mono-devel \
+  referenceassemblies-pcl \
+  nunit \
+  # -- For all Java builds -- \
+  maven \
+  # -- For java_jdk6 -- \
+  #   oops! not in jessie. too old? openjdk-6-jdk \
+  # -- For java_jdk7 -- \
+  openjdk-7-jdk \
+  # -- For java_oracle7 -- \
+  oracle-java7-installer \
+  # -- For python / python_cpp -- \
+  python-setuptools \
+  python-pip \
+  python-dev \
+  python2.6-dev \
+  python3.3-dev \
+  python3.4-dev \
+  # -- For Ruby --
+  ruby \
+  # -- For C++ benchmarks --
+  cmake \
+  # -- For PHP --
+  php5.6     \
+  php5.6-dev \
+  php5.6-xml \
+  php7.0     \
+  php7.0-dev \
+  php7.0-xml \
+  phpunit    \
+  valgrind   \
+  libxml2-dev \
+  && apt-get clean
+
+##################
+# C# dependencies
+
+RUN wget www.nuget.org/NuGet.exe -O /usr/local/bin/nuget.exe
+
+##################
+# Python dependencies
+
+# These packages exist in apt-get, but their versions are too old, so we have
+# to get updates from pip.
+
+RUN pip install pip --upgrade
+RUN pip install virtualenv tox yattag
+
+##################
+# Ruby dependencies
+
+# Install rvm
+RUN gpg --keyserver hkp://keys.gnupg.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3
+RUN \curl -sSL https://get.rvm.io | bash -s stable
+
+# Install Ruby 2.1, Ruby 2.2 and JRuby 1.7
+RUN /bin/bash -l -c "rvm install ruby-2.1"
+RUN /bin/bash -l -c "rvm install ruby-2.2"
+RUN /bin/bash -l -c "rvm install jruby-1.7"
+RUN /bin/bash -l -c "echo 'gem: --no-ri --no-rdoc' > ~/.gemrc"
+RUN /bin/bash -l -c "echo 'export PATH=/usr/local/rvm/bin:$PATH' >> ~/.bashrc"
+RUN /bin/bash -l -c "gem install bundler --no-ri --no-rdoc"
+
+##################
+# Java dependencies
+
+# This step requires compiling protoc. :(
+
+ENV MAVEN_REPO /var/maven_local_repository
+ENV MVN mvn --batch-mode
+
+RUN cd /tmp && \
+  git clone https://github.com/google/protobuf.git && \
+  cd protobuf && \
+  git reset --hard 129a6e2aca95dcfb6c3e717d7b9cca1f104fde39 && \
+  ./autogen.sh && \
+  ./configure && \
+  make -j4 && \
+  cd java && \
+  $MVN install dependency:go-offline -Dmaven.repo.local=$MAVEN_REPO && \
+  cd ../javanano && \
+  $MVN install dependency:go-offline -Dmaven.repo.local=$MAVEN_REPO
+
+##################
+# PHP dependencies.
+RUN wget http://am1.php.net/get/php-5.5.38.tar.bz2/from/this/mirror
+RUN mv mirror php-5.5.38.tar.bz2
+RUN tar -xvf php-5.5.38.tar.bz2
+RUN cd php-5.5.38 && ./configure --enable-maintainer-zts --prefix=/usr/local/php-5.5-zts && \
+    make && make install && cd ..
+RUN cd php-5.5.38 && make clean && ./configure --enable-bcmath --prefix=/usr/local/php-5.5 && \
+    make && make install && cd ..
+
+RUN wget http://am1.php.net/get/php-5.6.30.tar.bz2/from/this/mirror
+RUN mv mirror php-5.6.30.tar.bz2
+RUN tar -xvf php-5.6.30.tar.bz2
+RUN cd php-5.6.30 && ./configure --enable-maintainer-zts --prefix=/usr/local/php-5.6-zts && \
+    make && make install && cd ..
+RUN cd php-5.6.30 && make clean && ./configure --enable-bcmath --prefix=/usr/local/php-5.6 && \
+    make && make install && cd ..
+
+RUN wget http://am1.php.net/get/php-7.0.18.tar.bz2/from/this/mirror
+RUN mv mirror php-7.0.18.tar.bz2
+RUN tar -xvf php-7.0.18.tar.bz2
+RUN cd php-7.0.18 && ./configure --enable-maintainer-zts --prefix=/usr/local/php-7.0-zts && \
+    make && make install && cd ..
+RUN cd php-7.0.18 && make clean && ./configure --enable-bcmath --prefix=/usr/local/php-7.0 && \
+    make && make install && cd ..
+
+RUN wget http://am1.php.net/get/php-7.1.4.tar.bz2/from/this/mirror
+RUN mv mirror php-7.1.4.tar.bz2
+RUN tar -xvf php-7.1.4.tar.bz2
+RUN cd php-7.1.4 && ./configure --enable-maintainer-zts --prefix=/usr/local/php-7.1-zts && \
+    make && make install && cd ..
+RUN cd php-7.1.4 && make clean && ./configure --enable-bcmath --prefix=/usr/local/php-7.1 && \
+    make && make install && cd ..
+
+RUN php -r "copy('https://getcomposer.org/installer', 'composer-setup.php');"
+RUN php composer-setup.php
+RUN mv composer.phar /usr/bin/composer
+RUN php -r "unlink('composer-setup.php');"
+RUN composer config -g -- disable-tls true
+RUN composer config -g -- secure-http false
+RUN cd /tmp && \
+  rm -rf protobuf && \
+  git clone https://github.com/google/protobuf.git && \
+  cd protobuf && \
+  git reset --hard 49b44bff2b6257a119f9c6a342d6151c736586b8 && \
+  cd php && \
+  ln -sfn /usr/local/php-5.5/bin/php /usr/bin/php && \
+  ln -sfn /usr/local/php-5.5/bin/php-config /usr/bin/php-config && \
+  ln -sfn /usr/local/php-5.5/bin/phpize /usr/bin/phpize && \
+  composer install && \
+  mv vendor /usr/local/vendor-5.5 && \
+  ln -sfn /usr/local/php-5.6/bin/php /usr/bin/php && \
+  ln -sfn /usr/local/php-5.6/bin/php-config /usr/bin/php-config && \
+  ln -sfn /usr/local/php-5.6/bin/phpize /usr/bin/phpize && \
+  composer install && \
+  mv vendor /usr/local/vendor-5.6 && \
+  ln -sfn /usr/local/php-7.0/bin/php /usr/bin/php && \
+  ln -sfn /usr/local/php-7.0/bin/php-config /usr/bin/php-config && \
+  ln -sfn /usr/local/php-7.0/bin/phpize /usr/bin/phpize && \
+  composer install && \
+  mv vendor /usr/local/vendor-7.0 && \
+  ln -sfn /usr/local/php-7.1/bin/php /usr/bin/php && \
+  ln -sfn /usr/local/php-7.1/bin/php-config /usr/bin/php-config && \
+  ln -sfn /usr/local/php-7.1/bin/phpize /usr/bin/phpize && \
+  composer install && \
+  mv vendor /usr/local/vendor-7.1
+
+##################
+# Go dependencies.
+RUN apt-get install -y  \
+  # -- For go -- \
+  golang
+
+##################
+# Javascript dependencies.
+RUN apt-get install -y \
+  # -- For javascript -- \
+  npm
+
+##################
+# Python 3.5 3.6 dependencies.
+RUN apt-get clean && apt-get update && apt-get install -y --force-yes \
+  python3.5-dev \
+  python3.6-dev \
+  && apt-get clean
+
+# On Debian/Ubuntu, nodejs binary is named 'nodejs' because the name 'node'
+# is taken by another legacy binary. We don't have that legacy binary and
+# npm expects the binary to be named 'node', so we just create a symbol
+# link here.
+RUN ln -s `which nodejs` /usr/bin/node
+
+##################
+# Prepare ccache
+
+RUN ln -s /usr/bin/ccache /usr/local/bin/gcc
+RUN ln -s /usr/bin/ccache /usr/local/bin/g++
+RUN ln -s /usr/bin/ccache /usr/local/bin/cc
+RUN ln -s /usr/bin/ccache /usr/local/bin/c++
+RUN ln -s /usr/bin/ccache /usr/local/bin/clang
+RUN ln -s /usr/bin/ccache /usr/local/bin/clang++
+
+# Define the default command.
+CMD ["bash"]
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/64-bit/build.sh b/third_party/protobuf/3.6.0/kokoro/linux/64-bit/build.sh
new file mode 100644
index 0000000000..48ddbce532
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/64-bit/build.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+#
+# This is the top-level script we give to Kokoro as the entry point for
+# running the "pull request" project:
+#
+# This script selects a specific Dockerfile (for building a Docker image) and
+# a script to run inside that image.  Then we delegate to the general
+# build_and_run_docker.sh script.
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+export DOCKERFILE_DIR=kokoro/linux/64-bit
+export DOCKER_RUN_SCRIPT=kokoro/linux/pull_request_in_docker.sh
+export OUTPUT_DIR=testoutput
+export TEST_SET="csharp java_jdk7 javanano_jdk7 java_oracle7 javanano_oracle7 python python_cpp ruby_all javascript golang php_all"
+./kokoro/linux/build_and_run_docker.sh
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/64-bit/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/linux/64-bit/continuous.cfg
new file mode 100644
index 0000000000..3a4faac117
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/64-bit/continuous.cfg
@@ -0,0 +1,11 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/64-bit/build.sh"
+timeout_mins: 120
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+  }
+}
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/64-bit/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/linux/64-bit/presubmit.cfg
new file mode 100644
index 0000000000..3a4faac117
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/64-bit/presubmit.cfg
@@ -0,0 +1,11 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/64-bit/build.sh"
+timeout_mins: 120
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+  }
+}
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/benchmark/build.sh b/third_party/protobuf/3.6.0/kokoro/linux/benchmark/build.sh
new file mode 100644
index 0000000000..750c3e5c74
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/benchmark/build.sh
@@ -0,0 +1,87 @@
+#!/bin/bash
+#
+# Change to repo root
+cd $(dirname $0)/../../..
+
+export OUTPUT_DIR=testoutput
+oldpwd=`pwd`
+
+# tcmalloc
+if [ ! -f gperftools/.libs/libtcmalloc.so ]; then
+  git clone https://github.com/gperftools/gperftools.git
+  cd gperftools
+  ./autogen.sh
+  ./configure
+  make -j8
+  cd ..
+fi
+
+# download datasets for benchmark
+cd benchmarks
+./download_data.sh
+datasets=`find . -type f -name "dataset.*.pb"`
+cd $oldpwd
+
+# build Python protobuf
+./autogen.sh
+./configure CXXFLAGS="-fPIC -O2"
+make -j8
+cd python
+python setup.py -q build --cpp_implementation
+pip install .
+
+
+# build and run Python benchmark
+cd ../benchmarks
+make python-pure-python-benchmark
+make python-cpp-reflection-benchmark
+make -j8 python-cpp-generated-code-benchmark
+echo "[" > tmp/python_result.json
+echo "benchmarking pure python..."
+./python-pure-python-benchmark --json --behavior_prefix="pure-python-benchmark" $datasets  >> tmp/python_result.json
+echo "," >> "tmp/python_result.json"
+echo "benchmarking python cpp reflection..."
+env LD_PRELOAD="$oldpwd/gperftools/.libs/libtcmalloc.so" ./python-cpp-reflection-benchmark --json --behavior_prefix="cpp-reflection-benchmark" $datasets  >> tmp/python_result.json
+echo "," >> "tmp/python_result.json"
+echo "benchmarking python cpp generated code..."
+env LD_PRELOAD="$oldpwd/gperftools/.libs/libtcmalloc.so" ./python-cpp-generated-code-benchmark --json --behavior_prefix="cpp-generated-code-benchmark" $datasets >> tmp/python_result.json
+echo "]" >> "tmp/python_result.json"
+cd $oldpwd
+
+# build CPP protobuf
+./configure
+make clean && make -j8
+
+# build CPP benchmark
+cd benchmarks
+mv tmp/python_result.json . && make clean && make -j8 cpp-benchmark && mv python_result.json tmp
+echo "benchmarking cpp..."
+env LD_PRELOAD="$oldpwd/gperftools/.libs/libtcmalloc.so" ./cpp-benchmark --benchmark_min_time=5.0 --benchmark_out_format=json --benchmark_out="tmp/cpp_result.json" $datasets
+cd $oldpwd
+
+# build go protobuf 
+export PATH="`pwd`/src:$PATH"
+export GOPATH="$HOME/gocode"
+mkdir -p "$GOPATH/src/github.com/google"
+rm -f "$GOPATH/src/github.com/google/protobuf"
+ln -s "`pwd`" "$GOPATH/src/github.com/google/protobuf"
+export PATH="$GOPATH/bin:$PATH"
+go get github.com/golang/protobuf/protoc-gen-go
+
+# build go benchmark
+cd benchmarks
+make go-benchmark
+echo "benchmarking go..."
+./go-benchmark $datasets > tmp/go_result.txt
+
+# build java benchmark
+make java-benchmark
+echo "benchmarking java..."
+./java-benchmark -Cresults.file.options.file="tmp/java_result.json" $datasets
+
+# upload result to bq
+make python_add_init
+python util/run_and_upload.py -cpp="../tmp/cpp_result.json" -java="../tmp/java_result.json" \
+    -python="../tmp/python_result.json" -go="../tmp/go_result.txt"
+
+cd $oldpwd
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/benchmark/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/linux/benchmark/continuous.cfg
new file mode 100644
index 0000000000..a3558c6557
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/benchmark/continuous.cfg
@@ -0,0 +1,11 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/benchmark/build.sh"
+timeout_mins: 240 
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+  }
+}
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/build_and_run_docker.sh b/third_party/protobuf/3.6.0/kokoro/linux/build_and_run_docker.sh
new file mode 100644
index 0000000000..6a1f327a76
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/build_and_run_docker.sh
@@ -0,0 +1,60 @@
+#!/bin/bash
+#
+# Builds docker image and runs a command under it.
+# This is a generic script that is configured with the following variables:
+#
+# DOCKERFILE_DIR - Directory in which Dockerfile file is located.
+# DOCKER_RUN_SCRIPT - Script to run under docker (relative to protobuf repo root)
+# OUTPUT_DIR - Directory that will be copied from inside docker after finishing.
+# $@ - Extra args to pass to docker run
+
+
+set -ex
+
+cd $(dirname $0)/../..
+git_root=$(pwd)
+cd -
+
+# Use image name based on Dockerfile sha1
+DOCKERHUB_ORGANIZATION=grpctesting/protobuf
+DOCKER_IMAGE_NAME=${DOCKERHUB_ORGANIZATION}_$(sha1sum $DOCKERFILE_DIR/Dockerfile | cut -f1 -d\ )
+
+# Pull dockerimage from Dockerhub
+docker pull $DOCKER_IMAGE_NAME
+
+# Ensure existence of ccache directory
+CCACHE_DIR=/tmp/protobuf-ccache
+mkdir -p $CCACHE_DIR
+
+# Choose random name for docker container
+CONTAINER_NAME="build_and_run_docker_$(uuidgen)"
+
+echo $git_root
+
+# Run command inside docker
+docker run \
+  "$@" \
+  -e CCACHE_DIR=$CCACHE_DIR \
+  -e EXTERNAL_GIT_ROOT="/var/local/kokoro/protobuf" \
+  -e TEST_SET="$TEST_SET" \
+  -e THIS_IS_REALLY_NEEDED='see https://github.com/docker/docker/issues/14203 for why docker is awful' \
+  -v "$git_root:/var/local/kokoro/protobuf:ro" \
+  -v $CCACHE_DIR:$CCACHE_DIR \
+  -w /var/local/git/protobuf \
+  --name=$CONTAINER_NAME \
+  $DOCKER_IMAGE_NAME \
+  bash -l "/var/local/kokoro/protobuf/$DOCKER_RUN_SCRIPT" || FAILED="true"
+
+# Copy output artifacts
+if [ "$OUTPUT_DIR" != "" ]
+then
+  docker cp "$CONTAINER_NAME:/var/local/git/protobuf/$OUTPUT_DIR" "${git_root}/kokoro" || FAILED="true"
+fi
+
+# remove the container, possibly killing it first
+docker rm -f $CONTAINER_NAME || true
+
+if [ "$FAILED" != "" ]
+then
+  exit 1
+fi
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/cpp_distcheck/build.sh b/third_party/protobuf/3.6.0/kokoro/linux/cpp_distcheck/build.sh
new file mode 100644
index 0000000000..b8b57e358e
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/cpp_distcheck/build.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+#
+# Build file to set up and run tests
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+# Prepare worker environment to run tests
+source kokoro/linux/prepare_build_linux_rc
+
+./tests.sh cpp_distcheck
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/cpp_distcheck/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/linux/cpp_distcheck/continuous.cfg
new file mode 100644
index 0000000000..4289f6a715
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/cpp_distcheck/continuous.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/cpp_distcheck/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/cpp_distcheck/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/linux/cpp_distcheck/presubmit.cfg
new file mode 100644
index 0000000000..4289f6a715
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/cpp_distcheck/presubmit.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/cpp_distcheck/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/csharp/build.sh b/third_party/protobuf/3.6.0/kokoro/linux/csharp/build.sh
new file mode 100644
index 0000000000..de178b844d
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/csharp/build.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+#
+# Build file to set up and run tests
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+# Prepare worker environment to run tests
+source kokoro/linux/prepare_build_linux_rc
+
+./tests.sh csharp
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/csharp/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/linux/csharp/continuous.cfg
new file mode 100644
index 0000000000..3d177670a9
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/csharp/continuous.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/csharp/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/csharp/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/linux/csharp/presubmit.cfg
new file mode 100644
index 0000000000..3d177670a9
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/csharp/presubmit.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/csharp/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/golang/build.sh b/third_party/protobuf/3.6.0/kokoro/linux/golang/build.sh
new file mode 100644
index 0000000000..79cddff15c
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/golang/build.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+#
+# This is the top-level script we give to Kokoro as the entry point for
+# running the "pull request" project:
+#
+# This script selects a specific Dockerfile (for building a Docker image) and
+# a script to run inside that image.  Then we delegate to the general
+# build_and_run_docker.sh script.
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+export DOCKERFILE_DIR=kokoro/linux/64-bit
+export DOCKER_RUN_SCRIPT=kokoro/linux/pull_request_in_docker.sh
+export OUTPUT_DIR=testoutput
+export TEST_SET="golang"
+./kokoro/linux/build_and_run_docker.sh
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/golang/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/linux/golang/continuous.cfg
new file mode 100644
index 0000000000..2282f78f04
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/golang/continuous.cfg
@@ -0,0 +1,11 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/golang/build.sh"
+timeout_mins: 120
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+  }
+}
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/golang/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/linux/golang/presubmit.cfg
new file mode 100644
index 0000000000..2282f78f04
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/golang/presubmit.cfg
@@ -0,0 +1,11 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/golang/build.sh"
+timeout_mins: 120
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+  }
+}
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/java_compatibility/build.sh b/third_party/protobuf/3.6.0/kokoro/linux/java_compatibility/build.sh
new file mode 100644
index 0000000000..b1ef27963f
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/java_compatibility/build.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+#
+# Build file to set up and run tests
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+# Prepare worker environment to run tests
+source kokoro/linux/prepare_build_linux_rc
+
+./tests.sh java_compatibility
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/java_compatibility/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/linux/java_compatibility/continuous.cfg
new file mode 100644
index 0000000000..4897f5c889
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/java_compatibility/continuous.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/java_compatibility/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/java_compatibility/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/linux/java_compatibility/presubmit.cfg
new file mode 100644
index 0000000000..4897f5c889
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/java_compatibility/presubmit.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/java_compatibility/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/java_jdk7/build.sh b/third_party/protobuf/3.6.0/kokoro/linux/java_jdk7/build.sh
new file mode 100644
index 0000000000..0a5604b426
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/java_jdk7/build.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+#
+# This is the top-level script we give to Kokoro as the entry point for
+# running the "pull request" project:
+#
+# This script selects a specific Dockerfile (for building a Docker image) and
+# a script to run inside that image.  Then we delegate to the general
+# build_and_run_docker.sh script.
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+export DOCKERFILE_DIR=kokoro/linux/64-bit
+export DOCKER_RUN_SCRIPT=kokoro/linux/pull_request_in_docker.sh
+export OUTPUT_DIR=testoutput
+export TEST_SET="java_jdk7"
+./kokoro/linux/build_and_run_docker.sh
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/java_jdk7/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/linux/java_jdk7/continuous.cfg
new file mode 100644
index 0000000000..07a9df5f44
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/java_jdk7/continuous.cfg
@@ -0,0 +1,11 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/java_jdk7/build.sh"
+timeout_mins: 120
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+  }
+}
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/java_jdk7/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/linux/java_jdk7/presubmit.cfg
new file mode 100644
index 0000000000..07a9df5f44
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/java_jdk7/presubmit.cfg
@@ -0,0 +1,11 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/java_jdk7/build.sh"
+timeout_mins: 120
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+  }
+}
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/java_oracle7/build.sh b/third_party/protobuf/3.6.0/kokoro/linux/java_oracle7/build.sh
new file mode 100644
index 0000000000..9ab90dadf2
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/java_oracle7/build.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+#
+# This is the top-level script we give to Kokoro as the entry point for
+# running the "pull request" project:
+#
+# This script selects a specific Dockerfile (for building a Docker image) and
+# a script to run inside that image.  Then we delegate to the general
+# build_and_run_docker.sh script.
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+export DOCKERFILE_DIR=kokoro/linux/64-bit
+export DOCKER_RUN_SCRIPT=kokoro/linux/pull_request_in_docker.sh
+export OUTPUT_DIR=testoutput
+export TEST_SET="java_oracle7"
+./kokoro/linux/build_and_run_docker.sh
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/java_oracle7/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/linux/java_oracle7/continuous.cfg
new file mode 100644
index 0000000000..610469b42c
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/java_oracle7/continuous.cfg
@@ -0,0 +1,11 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/java_oracle7/build.sh"
+timeout_mins: 120
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+  }
+}
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/java_oracle7/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/linux/java_oracle7/presubmit.cfg
new file mode 100644
index 0000000000..610469b42c
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/java_oracle7/presubmit.cfg
@@ -0,0 +1,11 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/java_oracle7/build.sh"
+timeout_mins: 120
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+  }
+}
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/javascript/build.sh b/third_party/protobuf/3.6.0/kokoro/linux/javascript/build.sh
new file mode 100644
index 0000000000..c2585fb793
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/javascript/build.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+#
+# This is the top-level script we give to Kokoro as the entry point for
+# running the "pull request" project:
+#
+# This script selects a specific Dockerfile (for building a Docker image) and
+# a script to run inside that image.  Then we delegate to the general
+# build_and_run_docker.sh script.
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+export DOCKERFILE_DIR=kokoro/linux/64-bit
+export DOCKER_RUN_SCRIPT=kokoro/linux/pull_request_in_docker.sh
+export OUTPUT_DIR=testoutput
+export TEST_SET="javascript"
+./kokoro/linux/build_and_run_docker.sh
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/javascript/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/linux/javascript/continuous.cfg
new file mode 100644
index 0000000000..b42f522fe9
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/javascript/continuous.cfg
@@ -0,0 +1,11 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/javascript/build.sh"
+timeout_mins: 120
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+  }
+}
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/javascript/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/linux/javascript/presubmit.cfg
new file mode 100644
index 0000000000..b42f522fe9
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/javascript/presubmit.cfg
@@ -0,0 +1,11 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/javascript/build.sh"
+timeout_mins: 120
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+  }
+}
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/make_test_output.py b/third_party/protobuf/3.6.0/kokoro/linux/make_test_output.py
new file mode 100644
index 0000000000..985368534c
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/make_test_output.py
@@ -0,0 +1,94 @@
+"""Gathers output from test runs and create an XML file in JUnit format.
+
+The output files from the individual tests have been written in a directory
+structure like:
+
+  $DIR/joblog  (output from "parallel --joblog joblog")
+  $DIR/logs/1/cpp/stdout
+  $DIR/logs/1/cpp/stderr
+  $DIR/logs/1/csharp/stdout
+  $DIR/logs/1/csharp/stderr
+  $DIR/logs/1/java_jdk7/stdout
+  $DIR/logs/1/java_jdk7/stderr
+  etc.
+
+This script bundles them into a single output XML file so Jenkins can show
+detailed test results.  It runs as the last step before the Jenkins build
+finishes.
+"""
+
+import os
+import sys
+from yattag import Doc
+from collections import defaultdict
+
+
+def readtests(basedir):
+  tests = defaultdict(dict)
+
+  # Sample input (note: separators are tabs).
+  #
+  # Seq	Host	Starttime	Runtime	Send	Receive	Exitval	Signal	Command
+  # 1	:	1456263838.313	0.005	0	0	0	0	echo A
+  with open(basedir + "/joblog") as jobs:
+    firstline = next(jobs)
+    for line in jobs:
+      values = line.split("\t")
+
+      name = values[8].split()[-1]
+      test = tests[name]
+      test["name"] = name
+      test["time"] = values[3]
+
+      exitval = values[6]
+      if int(exitval):
+        # We don't have a more specific message.  User should look at stderr.
+        test["failure"] = "TEST FAILURE"
+      else:
+        test["failure"] = False
+
+  for testname in os.listdir(basedir + "/logs/1"):
+    test = tests[testname]
+
+    with open(basedir + "/logs/1/" + testname + "/stdout") as f:
+      test["stdout"] = f.read()
+
+    with open(basedir + "/logs/1/" + testname + "/stderr") as f:
+      test["stderr"] = f.read()
+
+  # The cpp test is special since it doesn't run under parallel so doesn't show
+  # up in the job log.
+  tests["cpp"]["name"] = "cpp"
+
+  with open(basedir + '/logs/1/cpp/build_time', 'r') as f:
+    tests["cpp"]["time"] = f.read().strip()
+  tests["cpp"]["failure"] = False
+
+  ret = tests.values()
+  ret.sort(key=lambda x: x["name"])
+
+  return ret
+
+
+def genxml(tests):
+  doc, tag, text = Doc().tagtext()
+
+  with tag("testsuites"):
+    with tag("testsuite", name="Protobuf Tests"):
+      for test in tests:
+        with tag("testcase", name=test["name"], classname=test["name"],
+                             time=test["time"]):
+          with tag("system-out"):
+            text(test["stdout"])
+          with tag("system-err"):
+            text(test["stderr"])
+          if test["failure"]:
+            with tag("failure"):
+              text(test["failure"])
+
+  return doc.getvalue()
+
+
+sys.stderr.write("make_test_output.py: writing XML from directory: " +
+                 sys.argv[1] + "\n")
+print(genxml(readtests(sys.argv[1])))
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/php_all/build.sh b/third_party/protobuf/3.6.0/kokoro/linux/php_all/build.sh
new file mode 100644
index 0000000000..e9ab84cb5d
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/php_all/build.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+#
+# This is the top-level script we give to Kokoro as the entry point for
+# running the "pull request" project:
+#
+# This script selects a specific Dockerfile (for building a Docker image) and
+# a script to run inside that image.  Then we delegate to the general
+# build_and_run_docker.sh script.
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+export DOCKERFILE_DIR=kokoro/linux/64-bit
+export DOCKER_RUN_SCRIPT=kokoro/linux/pull_request_in_docker.sh
+export OUTPUT_DIR=testoutput
+export TEST_SET="php_all"
+./kokoro/linux/build_and_run_docker.sh
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/php_all/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/linux/php_all/continuous.cfg
new file mode 100644
index 0000000000..dfa8037ef8
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/php_all/continuous.cfg
@@ -0,0 +1,11 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/php_all/build.sh"
+timeout_mins: 120
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+  }
+}
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/php_all/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/linux/php_all/presubmit.cfg
new file mode 100644
index 0000000000..dfa8037ef8
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/php_all/presubmit.cfg
@@ -0,0 +1,11 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/php_all/build.sh"
+timeout_mins: 120
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+  }
+}
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/prepare_build_linux_rc b/third_party/protobuf/3.6.0/kokoro/linux/prepare_build_linux_rc
new file mode 100644
index 0000000000..f64ea95238
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/prepare_build_linux_rc
@@ -0,0 +1,13 @@
+#!/bin/bash
+
+# Source this rc script to prepare the environment for Linux builds
+
+# Set up dotnet
+sudo sh -c 'echo "deb [arch=amd64] https://packages.microsoft.com/repos/microsoft-ubuntu-trusty-prod trusty main" > /etc/apt/sources.list.d/dotnetdev.list'
+sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys EB3E94ADBE1229CF
+sudo apt-get update
+# We use the .NET Core SDK 2.x to build...
+sudo apt-get install -y dotnet-sdk-2.0.3
+# But we also need the 1.x framework to test against, as we
+# target netstandard1.x
+sudo apt-get install -y dotnet-sharedframework-microsoft.netcore.app-1.0.5
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/pull_request_in_docker.sh b/third_party/protobuf/3.6.0/kokoro/linux/pull_request_in_docker.sh
new file mode 100644
index 0000000000..df3636cce7
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/pull_request_in_docker.sh
@@ -0,0 +1,69 @@
+#!/bin/bash
+#
+# This is the script that runs inside Docker, once the image has been built,
+# to execute all tests for the "pull request" project.
+
+WORKSPACE_BASE=`pwd`
+MY_DIR="$(dirname "$0")"
+TEST_SCRIPT=$MY_DIR/../../tests.sh
+BUILD_DIR=/tmp/protobuf
+
+set -e  # exit immediately on error
+set -x  # display all commands
+
+# The protobuf repository is mounted into our Docker image, but read-only.
+# We clone into a directory inside Docker (this is faster than cp).
+rm -rf $BUILD_DIR
+mkdir -p $BUILD_DIR
+cd $BUILD_DIR
+git clone /var/local/kokoro/protobuf
+cd protobuf
+
+# Initialize any submodules:
+git submodule update --init --recursive
+
+# Set up the directory where our test output is going to go.
+OUTPUT_DIR=`mktemp -d`
+LOG_OUTPUT_DIR=$OUTPUT_DIR/logs
+mkdir -p $LOG_OUTPUT_DIR/1/cpp
+
+################################################################################
+# cpp build needs to run first, non-parallelized, so that protoc is available
+# for other builds.
+
+# Output filenames to follow the overall scheme used by parallel, ie:
+#  $DIR/logs/1/cpp/stdout
+#  $DIR/logs/1/cpp/stderr
+#  $DIR/logs/1/csharp/stdout
+#  $DIR/logs/1/csharp/stderr
+#  $DIR/logs/1/java_jdk7/stdout
+#  $DIR/logs/1/java_jdk7/stderr
+CPP_STDOUT=$LOG_OUTPUT_DIR/1/cpp/stdout
+CPP_STDERR=$LOG_OUTPUT_DIR/1/cpp/stderr
+
+# Time the C++ build, so we can put this info in the test output.
+# It's important that we get /usr/bin/time (which supports -f and -o) and not
+# the bash builtin "time" which doesn't.
+TIME_CMD="/usr/bin/time -f %e -o $LOG_OUTPUT_DIR/1/cpp/build_time"
+
+$TIME_CMD $TEST_SCRIPT cpp > >(tee $CPP_STDOUT) 2> >(tee $CPP_STDERR >&2)
+
+# Other tests are run in parallel. TEST_SET is defined in
+# buildcmds/pull_request{_32}.sh
+
+parallel --results $LOG_OUTPUT_DIR --joblog $OUTPUT_DIR/joblog $TEST_SCRIPT ::: \
+  $TEST_SET \
+  || true  # Process test results even if tests fail.
+
+cat $OUTPUT_DIR/joblog
+
+# The directory that is copied from Docker back into the Kokoro workspace.
+COPY_FROM_DOCKER=/var/local/git/protobuf/testoutput
+mkdir -p $COPY_FROM_DOCKER
+TESTOUTPUT_XML_FILE=$COPY_FROM_DOCKER/sponge_log.xml
+
+# Process all the output files from "parallel" and package them into a single
+# .xml file with detailed, broken-down test output.
+python $MY_DIR/make_test_output.py $OUTPUT_DIR > $TESTOUTPUT_XML_FILE
+
+ls -l $TESTOUTPUT_XML_FILE
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/python/build.sh b/third_party/protobuf/3.6.0/kokoro/linux/python/build.sh
new file mode 100644
index 0000000000..86964f55ef
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/python/build.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+#
+# This is the top-level script we give to Kokoro as the entry point for
+# running the "pull request" project:
+#
+# This script selects a specific Dockerfile (for building a Docker image) and
+# a script to run inside that image.  Then we delegate to the general
+# build_and_run_docker.sh script.
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+export DOCKERFILE_DIR=kokoro/linux/64-bit
+export DOCKER_RUN_SCRIPT=kokoro/linux/pull_request_in_docker.sh
+export OUTPUT_DIR=testoutput
+export TEST_SET="python"
+./kokoro/linux/build_and_run_docker.sh
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/python/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/linux/python/continuous.cfg
new file mode 100644
index 0000000000..e2fc4136f0
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/python/continuous.cfg
@@ -0,0 +1,11 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/python/build.sh"
+timeout_mins: 120
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+  }
+}
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/python/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/linux/python/presubmit.cfg
new file mode 100644
index 0000000000..e2fc4136f0
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/python/presubmit.cfg
@@ -0,0 +1,11 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/python/build.sh"
+timeout_mins: 120
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+  }
+}
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/python_compatibility/build.sh b/third_party/protobuf/3.6.0/kokoro/linux/python_compatibility/build.sh
new file mode 100644
index 0000000000..041e65ffb6
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/python_compatibility/build.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+#
+# Build file to set up and run tests
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+# Prepare worker environment to run tests
+source kokoro/linux/prepare_build_linux_rc
+
+./tests.sh python_compatibility
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/python_compatibility/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/linux/python_compatibility/continuous.cfg
new file mode 100644
index 0000000000..4cf6bb077c
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/python_compatibility/continuous.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/python_compatibility/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/python_compatibility/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/linux/python_compatibility/presubmit.cfg
new file mode 100644
index 0000000000..4cf6bb077c
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/python_compatibility/presubmit.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/python_compatibility/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/python_cpp/build.sh b/third_party/protobuf/3.6.0/kokoro/linux/python_cpp/build.sh
new file mode 100644
index 0000000000..add6465190
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/python_cpp/build.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+#
+# This is the top-level script we give to Kokoro as the entry point for
+# running the "pull request" project:
+#
+# This script selects a specific Dockerfile (for building a Docker image) and
+# a script to run inside that image.  Then we delegate to the general
+# build_and_run_docker.sh script.
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+export DOCKERFILE_DIR=kokoro/linux/64-bit
+export DOCKER_RUN_SCRIPT=kokoro/linux/pull_request_in_docker.sh
+export OUTPUT_DIR=testoutput
+export TEST_SET="python_cpp"
+./kokoro/linux/build_and_run_docker.sh
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/python_cpp/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/linux/python_cpp/continuous.cfg
new file mode 100644
index 0000000000..b1b0e550ff
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/python_cpp/continuous.cfg
@@ -0,0 +1,11 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/python_cpp/build.sh"
+timeout_mins: 120
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+  }
+}
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/python_cpp/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/linux/python_cpp/presubmit.cfg
new file mode 100644
index 0000000000..b1b0e550ff
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/python_cpp/presubmit.cfg
@@ -0,0 +1,11 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/python_cpp/build.sh"
+timeout_mins: 120
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+  }
+}
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/ruby_all/build.sh b/third_party/protobuf/3.6.0/kokoro/linux/ruby_all/build.sh
new file mode 100644
index 0000000000..ea7589585d
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/ruby_all/build.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+#
+# This is the top-level script we give to Kokoro as the entry point for
+# running the "pull request" project:
+#
+# This script selects a specific Dockerfile (for building a Docker image) and
+# a script to run inside that image.  Then we delegate to the general
+# build_and_run_docker.sh script.
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+export DOCKERFILE_DIR=kokoro/linux/64-bit
+export DOCKER_RUN_SCRIPT=kokoro/linux/pull_request_in_docker.sh
+export OUTPUT_DIR=testoutput
+export TEST_SET="ruby_all"
+./kokoro/linux/build_and_run_docker.sh
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/ruby_all/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/linux/ruby_all/continuous.cfg
new file mode 100644
index 0000000000..02d7643728
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/ruby_all/continuous.cfg
@@ -0,0 +1,11 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/ruby_all/build.sh"
+timeout_mins: 120
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+  }
+}
diff --git a/third_party/protobuf/3.6.0/kokoro/linux/ruby_all/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/linux/ruby_all/presubmit.cfg
new file mode 100644
index 0000000000..02d7643728
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/linux/ruby_all/presubmit.cfg
@@ -0,0 +1,11 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/linux/ruby_all/build.sh"
+timeout_mins: 120
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+  }
+}
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/cpp/build.sh b/third_party/protobuf/3.6.0/kokoro/macos/cpp/build.sh
new file mode 100644
index 0000000000..bae2ebbc5f
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/cpp/build.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+#
+# Build file to set up and run tests
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+# Prepare worker environment to run tests
+source kokoro/macos/prepare_build_macos_rc
+
+./tests.sh cpp
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/cpp/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/macos/cpp/continuous.cfg
new file mode 100644
index 0000000000..4bea1cbbb1
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/cpp/continuous.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/cpp/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/cpp/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/macos/cpp/presubmit.cfg
new file mode 100644
index 0000000000..4bea1cbbb1
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/cpp/presubmit.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/cpp/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/cpp_distcheck/build.sh b/third_party/protobuf/3.6.0/kokoro/macos/cpp_distcheck/build.sh
new file mode 100644
index 0000000000..d729b63db1
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/cpp_distcheck/build.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+#
+# Build file to set up and run tests
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+# Prepare worker environment to run tests
+source kokoro/macos/prepare_build_macos_rc
+
+./tests.sh cpp_distcheck
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/cpp_distcheck/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/macos/cpp_distcheck/continuous.cfg
new file mode 100644
index 0000000000..89441bcca0
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/cpp_distcheck/continuous.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/cpp_distcheck/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/cpp_distcheck/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/macos/cpp_distcheck/presubmit.cfg
new file mode 100644
index 0000000000..89441bcca0
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/cpp_distcheck/presubmit.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/cpp_distcheck/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/javascript/build.sh b/third_party/protobuf/3.6.0/kokoro/macos/javascript/build.sh
new file mode 100644
index 0000000000..016832a32e
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/javascript/build.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+#
+# Build file to set up and run tests
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+# Prepare worker environment to run tests
+source kokoro/macos/prepare_build_macos_rc
+
+./tests.sh javascript
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/javascript/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/macos/javascript/continuous.cfg
new file mode 100644
index 0000000000..b478cc1939
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/javascript/continuous.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/javascript/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/javascript/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/macos/javascript/presubmit.cfg
new file mode 100644
index 0000000000..b478cc1939
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/javascript/presubmit.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/javascript/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/jruby/build.sh b/third_party/protobuf/3.6.0/kokoro/macos/jruby/build.sh
new file mode 100644
index 0000000000..c82eaebfbd
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/jruby/build.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+#
+# Build file to set up and run tests
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+# Prepare worker environment to run tests
+source kokoro/macos/prepare_build_macos_rc
+
+./tests.sh jruby
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/jruby/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/macos/jruby/continuous.cfg
new file mode 100644
index 0000000000..f1310fd349
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/jruby/continuous.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/jruby/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/jruby/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/macos/jruby/presubmit.cfg
new file mode 100644
index 0000000000..f1310fd349
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/jruby/presubmit.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/jruby/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/objectivec_cocoapods_integration/build.sh b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_cocoapods_integration/build.sh
new file mode 100644
index 0000000000..f96d2899d9
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_cocoapods_integration/build.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+#
+# Build file to set up and run tests
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+# Prepare worker environment to run tests
+source kokoro/macos/prepare_build_macos_rc
+
+./tests.sh objectivec_cocoapods_integration
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/objectivec_cocoapods_integration/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_cocoapods_integration/continuous.cfg
new file mode 100644
index 0000000000..952874ed11
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_cocoapods_integration/continuous.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/objectivec_cocoapods_integration/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/objectivec_cocoapods_integration/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_cocoapods_integration/presubmit.cfg
new file mode 100644
index 0000000000..952874ed11
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_cocoapods_integration/presubmit.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/objectivec_cocoapods_integration/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/objectivec_ios_debug/build.sh b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_ios_debug/build.sh
new file mode 100644
index 0000000000..1055d72ecb
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_ios_debug/build.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+#
+# Build file to set up and run tests
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+# Prepare worker environment to run tests
+source kokoro/macos/prepare_build_macos_rc
+
+./tests.sh objectivec_ios_debug
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/objectivec_ios_debug/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_ios_debug/continuous.cfg
new file mode 100644
index 0000000000..473d54554a
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_ios_debug/continuous.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/objectivec_ios_debug/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/objectivec_ios_debug/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_ios_debug/presubmit.cfg
new file mode 100644
index 0000000000..473d54554a
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_ios_debug/presubmit.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/objectivec_ios_debug/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/objectivec_ios_release/build.sh b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_ios_release/build.sh
new file mode 100644
index 0000000000..76ce3ba0b5
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_ios_release/build.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+#
+# Build file to set up and run tests
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+# Prepare worker environment to run tests
+source kokoro/macos/prepare_build_macos_rc
+
+./tests.sh objectivec_ios_release
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/objectivec_ios_release/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_ios_release/continuous.cfg
new file mode 100644
index 0000000000..3cbfb685d8
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_ios_release/continuous.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/objectivec_ios_release/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/objectivec_ios_release/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_ios_release/presubmit.cfg
new file mode 100644
index 0000000000..3cbfb685d8
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_ios_release/presubmit.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/objectivec_ios_release/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/objectivec_osx/build.sh b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_osx/build.sh
new file mode 100644
index 0000000000..000be27460
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_osx/build.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+#
+# Build file to set up and run tests
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+# Prepare worker environment to run tests
+source kokoro/macos/prepare_build_macos_rc
+
+./tests.sh objectivec_osx
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/objectivec_osx/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_osx/continuous.cfg
new file mode 100644
index 0000000000..41bd46aa87
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_osx/continuous.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/objectivec_osx/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/objectivec_osx/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_osx/presubmit.cfg
new file mode 100644
index 0000000000..41bd46aa87
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/objectivec_osx/presubmit.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/objectivec_osx/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/php5.6_mac/build.sh b/third_party/protobuf/3.6.0/kokoro/macos/php5.6_mac/build.sh
new file mode 100644
index 0000000000..74878898fa
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/php5.6_mac/build.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+#
+# Build file to set up and run tests
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+# Prepare worker environment to run tests
+source kokoro/macos/prepare_build_macos_rc
+
+./tests.sh php5.6_mac
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/php5.6_mac/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/macos/php5.6_mac/continuous.cfg
new file mode 100644
index 0000000000..ff345e9fc4
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/php5.6_mac/continuous.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/php5.6_mac/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/php5.6_mac/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/macos/php5.6_mac/presubmit.cfg
new file mode 100644
index 0000000000..ff345e9fc4
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/php5.6_mac/presubmit.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/php5.6_mac/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/php7.0_mac/build.sh b/third_party/protobuf/3.6.0/kokoro/macos/php7.0_mac/build.sh
new file mode 100644
index 0000000000..e5a37e30ee
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/php7.0_mac/build.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+#
+# Build file to set up and run tests
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+# Prepare worker environment to run tests
+source kokoro/macos/prepare_build_macos_rc
+
+./tests.sh php7.0_mac
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/php7.0_mac/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/macos/php7.0_mac/continuous.cfg
new file mode 100644
index 0000000000..c2c1811920
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/php7.0_mac/continuous.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/php7.0_mac/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/php7.0_mac/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/macos/php7.0_mac/presubmit.cfg
new file mode 100644
index 0000000000..c2c1811920
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/php7.0_mac/presubmit.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/php7.0_mac/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/prepare_build_macos_rc b/third_party/protobuf/3.6.0/kokoro/macos/prepare_build_macos_rc
new file mode 100644
index 0000000000..fb975523a4
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/prepare_build_macos_rc
@@ -0,0 +1,35 @@
+#!/bin/bash
+#
+# This script sets up a Kokoro MacOS worker for running Protobuf tests
+
+##
+# Select Xcode version
+
+export DEVELOPER_DIR=/Applications/Xcode_9.1.app/Contents/Developer
+
+##
+# Select C/C++ compilers
+
+export CC=gcc
+export CXX=g++
+
+##
+# Install Brew and core softwares
+
+ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
+source $HOME/.rvm/scripts/rvm
+brew tap homebrew/homebrew-php
+brew uninstall node icu4c
+brew install gflags gpg gpg2 node pcre php56 ruby
+
+##
+# Install Tox
+
+sudo pip install tox==2.4.1
+
+##
+# Install RVM
+
+gpg2 --keyserver hkp://keys.gnupg.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3
+command curl -sSL https://rvm.io/mpapis.asc | gpg2 --import -
+curl -sSL https://get.rvm.io | bash -s stable --ruby
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/python/build.sh b/third_party/protobuf/3.6.0/kokoro/macos/python/build.sh
new file mode 100644
index 0000000000..6b17b95446
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/python/build.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+#
+# Build file to set up and run tests
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+# Prepare worker environment to run tests
+source kokoro/macos/prepare_build_macos_rc
+
+./tests.sh python
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/python/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/macos/python/continuous.cfg
new file mode 100644
index 0000000000..0fc8b503e8
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/python/continuous.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/python/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/python/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/macos/python/presubmit.cfg
new file mode 100644
index 0000000000..0fc8b503e8
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/python/presubmit.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/python/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/python_cpp/build.sh b/third_party/protobuf/3.6.0/kokoro/macos/python_cpp/build.sh
new file mode 100644
index 0000000000..cb53def9d3
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/python_cpp/build.sh
@@ -0,0 +1,12 @@
+#!/bin/bash
+#
+# Build file to set up and run tests
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+# Prepare worker environment to run tests
+source kokoro/macos/prepare_build_macos_rc
+g++ --version
+
+./tests.sh python_cpp
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/python_cpp/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/macos/python_cpp/continuous.cfg
new file mode 100644
index 0000000000..22f4a0e4c9
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/python_cpp/continuous.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/python_cpp/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/python_cpp/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/macos/python_cpp/presubmit.cfg
new file mode 100644
index 0000000000..22f4a0e4c9
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/python_cpp/presubmit.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/python_cpp/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/ruby21/build.sh b/third_party/protobuf/3.6.0/kokoro/macos/ruby21/build.sh
new file mode 100644
index 0000000000..748ea65595
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/ruby21/build.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+#
+# Build file to set up and run tests
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+# Prepare worker environment to run tests
+source kokoro/macos/prepare_build_macos_rc
+
+./tests.sh ruby21
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/ruby21/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/macos/ruby21/continuous.cfg
new file mode 100644
index 0000000000..489796daf2
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/ruby21/continuous.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/ruby21/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/ruby21/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/macos/ruby21/presubmit.cfg
new file mode 100644
index 0000000000..489796daf2
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/ruby21/presubmit.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/ruby21/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/ruby22/build.sh b/third_party/protobuf/3.6.0/kokoro/macos/ruby22/build.sh
new file mode 100644
index 0000000000..5c4de42952
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/ruby22/build.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+#
+# Build file to set up and run tests
+
+# Change to repo root
+cd $(dirname $0)/../../..
+
+# Prepare worker environment to run tests
+source kokoro/macos/prepare_build_macos_rc
+
+./tests.sh ruby22
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/ruby22/continuous.cfg b/third_party/protobuf/3.6.0/kokoro/macos/ruby22/continuous.cfg
new file mode 100644
index 0000000000..d27054417a
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/ruby22/continuous.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/ruby22/build.sh"
+timeout_mins: 1440
diff --git a/third_party/protobuf/3.6.0/kokoro/macos/ruby22/presubmit.cfg b/third_party/protobuf/3.6.0/kokoro/macos/ruby22/presubmit.cfg
new file mode 100644
index 0000000000..d27054417a
--- /dev/null
+++ b/third_party/protobuf/3.6.0/kokoro/macos/ruby22/presubmit.cfg
@@ -0,0 +1,5 @@
+# Config file for running tests in Kokoro
+
+# Location of the build script in repository
+build_file: "protobuf/kokoro/macos/ruby22/build.sh"
+timeout_mins: 1440