prepare for running macos C/C++ bazel tests

tools/internal_ci/macos/grpc_bazel_c_cpp_dbg.cfg

@@ -0,0 +1,22 @@
+# Copyright 2019 The gRPC Authors
+#
+# 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.
+
+# Config file for the internal CI (in protobuf text format)
+
+# Location of the continuous shell script in repository.
+build_file: "grpc/tools/internal_ci/macos/grpc_run_bazel_c_cpp_tests.sh"
+env_vars {
+  key: "RUN_TESTS_FLAGS"
+  value: "--config=dbg"
+}

tools/internal_ci/macos/grpc_bazel_c_cpp_opt.cfg

@@ -0,0 +1,22 @@
+# Copyright 2019 The gRPC Authors
+#
+# 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.
+
+# Config file for the internal CI (in protobuf text format)
+
+# Location of the continuous shell script in repository.
+build_file: "grpc/tools/internal_ci/macos/grpc_run_bazel_c_cpp_tests.sh"
+env_vars {
+  key: "RUN_TESTS_FLAGS"
+  value: "--config=opt"
+}

tools/internal_ci/macos/grpc_cfstream.cfg

@@ -15,5 +15,5 @@
 # Config file for the internal CI (in protobuf text format)
 
 # Location of the continuous shell script in repository.
-build_file: "grpc/tools/internal_ci/macos/grpc_run_bazel_tests.sh"
+build_file: "grpc/tools/internal_ci/macos/grpc_run_bazel_isolated_tests.sh"
 

tools/internal_ci/macos/grpc_cfstream_asan.cfg

@@ -15,7 +15,7 @@
 # Config file for the internal CI (in protobuf text format)
 
 # Location of the continuous shell script in repository.
-build_file: "grpc/tools/internal_ci/macos/grpc_run_bazel_tests.sh"
+build_file: "grpc/tools/internal_ci/macos/grpc_run_bazel_isolated_tests.sh"
 env_vars {
   key: "RUN_TESTS_FLAGS"
   value: "--config=asan_macos"

tools/internal_ci/macos/grpc_cfstream_tsan.cfg

@@ -15,7 +15,7 @@
 # Config file for the internal CI (in protobuf text format)
 
 # Location of the continuous shell script in repository.
-build_file: "grpc/tools/internal_ci/macos/grpc_run_bazel_tests.sh"
+build_file: "grpc/tools/internal_ci/macos/grpc_run_bazel_isolated_tests.sh"
 env_vars {
   key: "RUN_TESTS_FLAGS"
   value: "--config=tsan"

tools/internal_ci/macos/grpc_run_bazel_c_cpp_tests.sh

@@ -0,0 +1,30 @@
+#!/usr/bin/env bash
+# Copyright 2019 The gRPC Authors
+#
+# 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.
+
+set -ex
+
+# change to grpc repo root
+cd $(dirname $0)/../../..
+
+./tools/run_tests/start_port_server.py
+
+# run all C/C++ tests
+# TODO(jtattermusch): try using Bazel RBE remote cache
+# TODO(jtattermusch): upload bazel test results to resultstore
+tools/bazel test $RUN_TESTS_FLAGS //test/...
+
+# kill port_server.py to prevent the build from hanging
+ps aux | grep port_server\\.py | awk '{print $2}' | xargs kill -9
+