Upgrade Protobuf C++ to 22.3

COMPILING.md

@@ -44,11 +44,11 @@ This section is only necessary if you are making changes to the code
 generation. Most users only need to use `skipCodegen=true` as discussed above.
 
 ### Build Protobuf
-The codegen plugin is C++ code and requires protobuf 21.7 or later.
+The codegen plugin is C++ code and requires protobuf 22.3 or later.
 
 For Linux, Mac and MinGW:
 ```
-$ PROTOBUF_VERSION=21.7
+$ PROTOBUF_VERSION=22.3
 $ curl -LO https://github.com/protocolbuffers/protobuf/releases/download/v$PROTOBUF_VERSION/protobuf-all-$PROTOBUF_VERSION.tar.gz
 $ tar xzf protobuf-all-$PROTOBUF_VERSION.tar.gz
 $ cd protobuf-$PROTOBUF_VERSION

buildscripts/grpc-java-artifacts/Dockerfile

@@ -1,10 +1,8 @@
 FROM centos:7.9.2009
 
-RUN yum install -y \
-            autoconf \
-            automake \
-            gcc-c++ \
-            gcc-c++.i686 \
+RUN yum install -y centos-release-scl && \
+    yum install -y \
+            devtoolset-7-gcc-c++ \
             glibc-devel \
             glibc-devel.i686 \
             java-1.8.0-openjdk-devel \
@@ -19,7 +17,9 @@ RUN yum install -y \
             && \
     yum clean all
 
-# Install Maven
+RUN curl -Ls https://github.com/Kitware/CMake/releases/download/v3.26.3/cmake-3.26.3-linux-x86_64.tar.gz | \
+    tar xz -C /var/local
 RUN curl -Ls http://dlcdn.apache.org/maven/maven-3/3.3.9/binaries/apache-maven-3.3.9-bin.tar.gz | \
     tar xz -C /var/local
-ENV PATH /var/local/apache-maven-3.3.9/bin:$PATH
+
+ENV PATH /var/local/cmake-3.26.3-linux-x86_64/bin:/var/local/apache-maven-3.3.9/bin:$PATH

buildscripts/grpc-java-artifacts/Dockerfile.multiarch.base

@@ -4,6 +4,7 @@ RUN export DEBIAN_FRONTEND=noninteractive && \
     apt-get update && \
     apt-get upgrade -y && \
     apt-get install -y --no-install-recommends \
+        cmake \
         build-essential \
         ca-certificates \
         curl \

buildscripts/grpc-java-artifacts/Dockerfile.ubuntu2004.base

@@ -4,6 +4,7 @@ RUN export DEBIAN_FRONTEND=noninteractive && \
     apt-get update && \
     apt-get upgrade -y && \
     apt-get install -y --no-install-recommends \
+        cmake \
         build-essential \
         ca-certificates \
         curl \

buildscripts/kokoro/linux_artifacts.sh

@@ -11,7 +11,7 @@ readonly GRPC_JAVA_DIR="$(cd "$(dirname "$0")"/../.. && pwd)"
 trap spongify_logs EXIT
 
 "$GRPC_JAVA_DIR"/buildscripts/build_docker.sh
-"$GRPC_JAVA_DIR"/buildscripts/run_in_docker.sh grpc-java-artifacts-x86 /grpc-java/buildscripts/build_artifacts_in_docker.sh
+"$GRPC_JAVA_DIR"/buildscripts/run_in_docker.sh grpc-java-artifacts-x86 scl enable devtoolset-7 /grpc-java/buildscripts/build_artifacts_in_docker.sh
 
 # grpc-android, grpc-cronet and grpc-binder require the Android SDK, so build outside of Docker and
 # use --include-build for its grpc-core dependency

buildscripts/make_dependencies.bat

@@ -1,5 +1,7 @@
 set PROTOBUF_VER=21.7
-set CMAKE_NAME=cmake-3.3.2-win32-x86
+@rem set PROTOBUF_VER=22.3
+set ABSL_VERSION=20230125.2
+set CMAKE_NAME=cmake-3.26.3-windows-x86_64
 
 if not exist "protobuf-%PROTOBUF_VER%\build\Release\" (
   call :installProto || exit /b 1
@@ -20,9 +22,14 @@ if not exist "%CMAKE_NAME%" (
 set PATH=%PATH%;%cd%\%CMAKE_NAME%\bin
 :hasCmake
 @rem GitHub requires TLSv1.2, and for whatever reason our powershell doesn't have it enabled
-powershell -command "$ErrorActionPreference = 'stop'; & { [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12 ; iwr https://github.com/google/protobuf/archive/v%PROTOBUF_VER%.zip -OutFile protobuf.zip }" || exit /b 1
+powershell -command "$ErrorActionPreference = 'stop'; & { [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12 ; iwr https://github.com/google/protobuf/releases/download/v%PROTOBUF_VER%/protobuf-%PROTOBUF_VER%.zip -OutFile protobuf.zip }" || exit /b 1
 powershell -command "$ErrorActionPreference = 'stop'; & { Add-Type -AssemblyName System.IO.Compression.FileSystem; [System.IO.Compression.ZipFile]::ExtractToDirectory('protobuf.zip', '.') }" || exit /b 1
 del protobuf.zip
+powershell -command "$ErrorActionPreference = 'stop'; & { [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12 ; iwr https://github.com/abseil/abseil-cpp/archive/refs/tags/%ABSL_VERSION%.zip -OutFile absl.zip }" || exit /b 1
+powershell -command "$ErrorActionPreference = 'stop'; & { Add-Type -AssemblyName System.IO.Compression.FileSystem; [System.IO.Compression.ZipFile]::ExtractToDirectory('absl.zip', '.') }" || exit /b 1
+del absl.zip
+@rem rmdir protobuf-%PROTOBUF_VER%\third_party\abseil-cpp
+@rem rename abseil-cpp-%ABSL_VERSION% protobuf-%PROTOBUF_VER%\third_party\abseil-cpp
 mkdir protobuf-%PROTOBUF_VER%\build
 pushd protobuf-%PROTOBUF_VER%\build
 

buildscripts/make_dependencies.sh

@@ -3,13 +3,16 @@
 # Build protoc
 set -evux -o pipefail
 
-PROTOBUF_VERSION=21.7
+PROTOBUF_VERSION=22.3
+ABSL_VERSION=20230125.2
 
 # ARCH is x86_64 bit unless otherwise specified.
 ARCH="${ARCH:-x86_64}"
 DOWNLOAD_DIR=/tmp/source
 INSTALL_DIR="/tmp/protobuf-cache/$PROTOBUF_VERSION/$(uname -s)-$ARCH"
+BUILDSCRIPTS_DIR="$(cd "$(dirname "$0")" && pwd)"
 mkdir -p $DOWNLOAD_DIR
+cd "$DOWNLOAD_DIR"
 
 # Start with a sane default
 NUM_CPU=4
@@ -26,27 +29,42 @@ if [ -f ${INSTALL_DIR}/bin/protoc ]; then
   echo "Not building protobuf. Already built"
 # TODO(ejona): swap to `brew install --devel protobuf` once it is up-to-date
 else
-  if [[ ! -d "$DOWNLOAD_DIR"/protobuf-"${PROTOBUF_VERSION}" ]]; then
-    curl -Ls https://github.com/google/protobuf/releases/download/v${PROTOBUF_VERSION}/protobuf-all-${PROTOBUF_VERSION}.tar.gz | tar xz -C $DOWNLOAD_DIR
+  if [[ ! -d "protobuf-${PROTOBUF_VERSION}" ]]; then
+    curl -Ls "https://github.com/google/protobuf/releases/download/v${PROTOBUF_VERSION}/protobuf-${PROTOBUF_VERSION}.tar.gz" | tar xz
+    curl -Ls "https://github.com/abseil/abseil-cpp/archive/refs/tags/${ABSL_VERSION}.tar.gz" | tar xz
+    rmdir "protobuf-$PROTOBUF_VERSION/third_party/abseil-cpp"
+    mv "abseil-cpp-$ABSL_VERSION" "protobuf-$PROTOBUF_VERSION/third_party/abseil-cpp"
   fi
-  pushd $DOWNLOAD_DIR/protobuf-${PROTOBUF_VERSION}
+  # the same source dir is used for 32 and 64 bit builds, so we need to clean stale data first
+  rm -rf "$DOWNLOAD_DIR/protobuf-${PROTOBUF_VERSION}/build"
+  mkdir "$DOWNLOAD_DIR/protobuf-${PROTOBUF_VERSION}/build"
+  pushd "$DOWNLOAD_DIR/protobuf-${PROTOBUF_VERSION}/build"
   # install here so we don't need sudo
   if [[ "$ARCH" == x86* ]]; then
-    ./configure CFLAGS=-m${ARCH#*_} CXXFLAGS=-m${ARCH#*_} --disable-shared \
-      --prefix="$INSTALL_DIR"
-  elif [[ "$ARCH" == aarch* ]]; then
-    ./configure --disable-shared --host=aarch64-linux-gnu --prefix="$INSTALL_DIR"
-  elif [[ "$ARCH" == ppc* ]]; then
-    ./configure --disable-shared --host=powerpc64le-linux-gnu --prefix="$INSTALL_DIR"
-  elif [[ "$ARCH" == s390* ]]; then
-    ./configure --disable-shared --host=s390x-linux-gnu --prefix="$INSTALL_DIR"
-  elif [[ "$ARCH" == loongarch* ]]; then
-    ./configure --disable-shared --host=loongarch64-unknown-linux-gnu --prefix="$INSTALL_DIR"
+    CFLAGS=-m${ARCH#*_} CXXFLAGS=-m${ARCH#*_} cmake .. \
+      -DCMAKE_CXX_STANDARD=14 -Dprotobuf_BUILD_TESTS=OFF -DBUILD_SHARED_LIBS=OFF \
+      -DCMAKE_INSTALL_PREFIX="$INSTALL_DIR"
+  else
+    if [[ "$ARCH" == aarch_64 ]]; then
+      GCC_ARCH=aarch64-linux-gnu
+    elif [[ "$ARCH" == ppcle_64 ]]; then
+      GCC_ARCH=powerpc64le-linux-gnu
+    elif [[ "$ARCH" == s390_64 ]]; then
+      GCC_ARCH=s390x-linux-gnu
+    elif [[ "$ARCH" == loongarch_64 ]]; then
+      GCC_ARCH=loongarch64-unknown-linux-gnu
+    else
+      echo "Unknown architecture: $ARCH"
+      exit 1
+    fi
+    cmake .. \
+      -DCMAKE_CXX_STANDARD=14 -Dprotobuf_BUILD_TESTS=OFF -DBUILD_SHARED_LIBS=OFF \
+      -DCMAKE_INSTALL_PREFIX="$INSTALL_DIR" -Dcrosscompile_ARCH="$GCC_ARCH" \
+      -DCMAKE_TOOLCHAIN_FILE=$BUILDSCRIPTS_DIR/toolchain.cmake
   fi
-  # the same source dir is used for 32 and 64 bit builds, so we need to clean stale data first
-  make clean
-  make V=0 -j$NUM_CPU
-  make install
+  cmake --build . -j "$NUM_CPU"
+  cmake --install .
+  [ -d "$INSTALL_DIR/lib64" ] && mv "$INSTALL_DIR/lib64" "$INSTALL_DIR/lib"
   popd
 fi
 

buildscripts/toolchain.cmake

@@ -0,0 +1,9 @@
+set(CMAKE_SYSTEM_NAME Linux)
+
+set(CMAKE_C_COMPILER   "${crosscompile_ARCH}-gcc")
+set(CMAKE_CXX_COMPILER "${crosscompile_ARCH}-g++")
+set(CMAKE_FIND_ROOT_PATH "/usr/${crosscompile_ARCH}/")
+
+set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
+set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
+set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)

compiler/build.gradle

@@ -99,7 +99,7 @@ model {
         all {
             if (toolChain in Gcc || toolChain in Clang) {
                 cppCompiler.define("GRPC_VERSION", version)
-                cppCompiler.args "--std=c++0x"
+                cppCompiler.args "--std=c++14"
                 addEnvArgs("CXXFLAGS", cppCompiler.args)
                 addEnvArgs("CPPFLAGS", cppCompiler.args)
                 if (osdetector.os == "osx") {