Support pre-built binaries for Ruby 3.1 (#29000)

* Support pre-built binaries for Ruby 3.1

* use 3.1.0

* use 3.1.0 and install 3.1 in build files

* fix

* update gemspec template

* fix naming of variable

* Fix ruby 3.1 link

Co-authored-by: Jan Tattermusch <jtattermusch@users.noreply.github.com>

Rakefile

@@ -141,7 +141,7 @@ task 'gem:native', [:plat] do |t, args|
   verbose = ENV['V'] || '0'
 
   grpc_config = ENV['GRPC_CONFIG'] || 'opt'
-  ruby_cc_versions = ['3.0.0', '2.7.0', '2.6.0', '2.5.0'].join(':')
+  ruby_cc_versions = ['3.1.0', '3.0.0', '2.7.0', '2.6.0', '2.5.0'].join(':')
   selected_plat = "#{args[:plat]}"
 
   if RUBY_PLATFORM =~ /darwin/

grpc.gemspec

@@ -41,7 +41,7 @@ Gem::Specification.new do |s|
   s.add_development_dependency 'simplecov',          '~> 0.14.1'
   s.add_development_dependency 'rake',               '~> 13.0'
   s.add_development_dependency 'rake-compiler',      '<= 1.1.1'
-  s.add_development_dependency 'rake-compiler-dock', '~> 1.1'
+  s.add_development_dependency 'rake-compiler-dock', '~> 1.2'
   s.add_development_dependency 'rspec',              '~> 3.6'
   s.add_development_dependency 'rubocop',            '~> 0.49.1'
   s.add_development_dependency 'signet',             '~> 0.7'

templates/grpc.gemspec.template

@@ -43,7 +43,7 @@
     s.add_development_dependency 'simplecov',          '~> 0.14.1'
     s.add_development_dependency 'rake',               '~> 13.0'
     s.add_development_dependency 'rake-compiler',      '<= 1.1.1'
-    s.add_development_dependency 'rake-compiler-dock', '~> 1.1'
+    s.add_development_dependency 'rake-compiler-dock', '~> 1.2'
     s.add_development_dependency 'rspec',              '~> 3.6'
     s.add_development_dependency 'rubocop',            '~> 0.49.1'
     s.add_development_dependency 'signet',             '~> 0.7'

tools/distrib/build_ruby_environment_macos.sh

@@ -51,8 +51,8 @@ EOF
 
 MAKE="make -j8"
 
-# Install ruby 3.0.0 for rake-compiler
-# Download ruby 3.0.0 sources outside of the cross-ruby.rake file, since the
+
+# Download ruby 3.0.0 and 3.1.0 sources outside of the cross-ruby.rake file, since the
 # latest rake-compiler/v1.1.1 cross-ruby.rake file requires tar.bz2 source
 # files.
 # TODO(apolcyn): remove this hack when tar.bz2 sources are available for ruby
@@ -60,6 +60,19 @@ MAKE="make -j8"
 # https://stackoverflow.com/questions/65477613/rvm-where-is-ruby-3-0-0.
 set +x # rvm commands are very verbose
 source ~/.rvm/scripts/rvm
+# Install ruby 3.1.0 for rake-compiler
+echo "rvm use 3.1.0"
+rvm use 3.1.0
+set -x
+RUBY_3_1_0_TAR="${HOME}/.rake-compiler/sources/ruby-3.1.0.tar.gz"
+mkdir -p "$(dirname $RUBY_3_1_0_TAR)"
+curl -L "https://ftp.ruby-lang.org/pub/ruby/3.1/$(basename $RUBY_3_1_0_TAR)" -o "$RUBY_3_1_0_TAR"
+ccache -c
+ruby --version | grep 'ruby 3.1.0'
+tools/run_tests/helper_scripts/bundle_install_wrapper.sh
+bundle exec rake -f "$CROSS_RUBY" cross-ruby VERSION=3.1.0 HOST=x86_64-darwin11 MAKE="$MAKE" SOURCE="$RUBY_3_1_0_TAR"
+echo "installed ruby 3.1.0 build targets"
+# Install ruby 3.0.0 for rake-compiler
 echo "rvm use 3.0.0"
 rvm use 3.0.0
 set -x

tools/internal_ci/helper_scripts/prepare_build_macos_rc

@@ -78,7 +78,7 @@ then
   set +x
   source $HOME/.rvm/scripts/rvm
 
-  for RUBY_VERSION in 2.5.0 2.7.0 3.0.0; do
+  for RUBY_VERSION in 2.5.0 2.7.0 3.0.0 3.1.0; do
     echo "Installing ruby-${RUBY_VERSION}"
     time rvm install "ruby-${RUBY_VERSION}"
   done;