upgrade bazel to 0.13.1, introduce template

templates/tools/dockerfile/bazel.include

@@ -0,0 +1,5 @@
+#========================
+# Bazel installation
+RUN echo "deb [arch=amd64] http://storage.googleapis.com/bazel-apt stable jdk1.8" > /etc/apt/sources.list.d/bazel.list
+RUN curl https://bazel.build/bazel-release.pub.gpg | apt-key add -
+RUN apt-get -y update && apt-get -y install bazel=0.13.1 && apt-get clean

templates/tools/dockerfile/test/bazel/Dockerfile.template

@@ -0,0 +1,36 @@
+%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 gcr.io/oss-fuzz-base/base-builder
+  
+  # Install basic packages and Bazel dependencies.
+  RUN apt-get update && apt-get install -y software-properties-common python-software-properties
+  RUN add-apt-repository ppa:webupd8team/java
+  RUN apt-get update && apt-get -y install ${'\\'}
+    autoconf ${'\\'}
+    build-essential ${'\\'}
+    curl ${'\\'}
+    libtool ${'\\'}
+    make ${'\\'}
+    openjdk-8-jdk ${'\\'}
+    vim
+  
+  <%include file="../../bazel.include"/>
+  
+  RUN mkdir -p /var/local/jenkins
+  
+  # Define the default command.
+  CMD ["bash"]

templates/tools/dockerfile/test/sanity/Dockerfile.template

@@ -39,20 +39,7 @@
   RUN apt-get update
   RUN apt-get install -y -t jessie-backports openjdk-8-jdk
   
-  #========================
-  # Bazel installation
-  RUN echo "deb [arch=amd64] http://storage.googleapis.com/bazel-apt stable jdk1.8" > /etc/apt/sources.list.d/bazel.list
-  RUN curl https://bazel.build/bazel-release.pub.gpg | apt-key add -
-  RUN apt-get -y update
-  RUN apt-get -y install bazel
-
-  # Pin Bazel to 0.9.0
-  # Installing Bazel via apt-get first is required before installing 0.9.0 to
-  # allow gRPC to build without errors. See https://github.com/grpc/grpc/issues/10553
-  RUN curl -fSsL -O https://github.com/bazelbuild/bazel/releases/download/0.9.0/bazel-0.9.0-installer-linux-x86_64.sh
-  RUN chmod +x ./bazel-0.9.0-installer-linux-x86_64.sh
-  RUN ./bazel-0.9.0-installer-linux-x86_64.sh
-  
+  <%include file="../../bazel.include"/>
   <%include file="../../clang5.include"/>
   <%include file="../../run_tests_addons.include"/>