consolidate C# interop test docker images

templates/tools/dockerfile/csharp_build_interop.sh.include

@@ -0,0 +1,32 @@
+#!/bin/bash
+# Copyright 2015 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.
+#
+# Builds C# interop server and client in a base image.
+set -e
+
+mkdir -p /var/local/git
+git clone /var/local/jenkins/grpc /var/local/git/grpc
+# clone gRPC submodules, use data from locally cloned submodules where possible
+(cd /var/local/jenkins/grpc/ && git submodule foreach 'cd /var/local/git/grpc ${'\\'}
+&& git submodule update --init --reference /var/local/jenkins/grpc/<%text>${name}</%text> ${'\\'}
+<%text>${name}</%text>')
+
+# copy service account keys if available
+cp -r /var/local/jenkins/service_account $HOME || true
+
+cd /var/local/git/grpc
+
+# build C# interop client & server
+tools/run_tests/run_tests.py -l csharp -c dbg --build_only

templates/tools/dockerfile/interoptest/grpc_interop_csharp/build_interop.sh.template

@@ -0,0 +1,3 @@
+%YAML 1.2
+--- |
+  <%include file="../../csharp_build_interop.sh.include"/>

templates/tools/dockerfile/interoptest/grpc_interop_csharpcoreclr/Dockerfile.template

@@ -0,0 +1,26 @@
+%YAML 1.2
+--- |
+  # Copyright 2015 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.
+  
+  FROM debian:jessie
+  
+  <%include file="../../apt_get_basic.include"/>
+  <%include file="../../python_deps.include"/>
+  <%include file="../../csharp_deps.include"/>
+  <%include file="../../csharp_dotnetcli_deps.include"/>
+  <%include file="../../run_tests_addons.include"/>
+  # Define the default command.
+  CMD ["bash"]
+  

templates/tools/dockerfile/interoptest/grpc_interop_csharpcoreclr/build_interop.sh.template

@@ -0,0 +1,3 @@
+%YAML 1.2
+--- |
+  <%include file="../../csharp_build_interop.sh.include"/>

tools/dockerfile/interoptest/grpc_interop_csharpcoreclr/Dockerfile

@@ -22,6 +22,7 @@ RUN apt-get update && apt-get install -y \
   bzip2 \
   ccache \
   curl \
+  dnsutils \
   gcc \
   gcc-multilib \
   git \
@@ -61,7 +62,7 @@ RUN apt-get update && apt-get install -y \
 # Install Python packages from PyPI
 RUN pip install --upgrade pip==9.0.1
 RUN pip install virtualenv
-RUN pip install futures==2.2.0 enum34==1.0.4 protobuf==3.2.0 six==1.10.0
+RUN pip install futures==2.2.0 enum34==1.0.4 protobuf==3.2.0 six==1.10.0 twisted==17.5.0
 
 #================
 # C# dependencies

tools/dockerfile/interoptest/grpc_interop_csharpcoreclr/build_interop.sh

@@ -29,4 +29,4 @@ cp -r /var/local/jenkins/service_account $HOME || true
 cd /var/local/git/grpc
 
 # build C# interop client & server
-tools/run_tests/run_tests.py -l csharp -c dbg --compiler coreclr --build_only
+tools/run_tests/run_tests.py -l csharp -c dbg --build_only