Merge matrix feature branch into master.

Features included in this merge:
- Added script to build and upload docker image for matrix test.
- Added script to create test cases and created go__master testcases based on it.
- Created dictionary for runtimes and gRPC releases for supported languages.
- Added go 1.7 and 1.8 Dockerfile/templates.

See tools/interop_matrix/README.md for details.

1 files changed, 81 insertions, 0 deletions

diff --git a/tools/interop_matrix/create_testcases.sh b/tools/interop_matrix/create_testcases.sh
new file mode 100755
index 0000000000..cbdd388306
--- /dev/null
+++ b/tools/interop_matrix/create_testcases.sh
@@ -0,0 +1,81 @@
+%#!/bin/bash
+#% Copyright 2017, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# Creates test cases for a language by running run_interop_test in manual mode
+# and save the generated output under ./testcases/<lang>__<release>.
+#
+# Params:
+#   LANG - The language.
+#   SKIP_TEST - If set, skip running the test cases for sanity.
+#   RELEASE - Create testcase for specific release, defautl to 'master'.
+#   KEEP_IMAGE - Do not clean local docker image created for the test cases.
+
+set -e
+
+cd $(dirname $0)/../..
+GRPC_ROOT=$(pwd)
+CMDS_SH="${GRPC_ROOT}/interop_client_cmds.sh"
+TESTCASES_DIR=${GRPC_ROOT}/tools/interop_matrix/testcases
+
+echo "Create '$LANG' test cases for gRPC release '${RELEASE:=master}'"
+
+# Invoke run_interop_test in manual mode.
+${GRPC_ROOT}/tools/run_tests/run_interop_tests.py -l $LANG --use_docker \
+  --cloud_to_prod --manual_run
+
+# Clean up
+function cleanup {
+  [ -z "$testcase" ] && testcase=$CMDS_SH
+  echo "testcase: $testcase"
+  if [ -e $testcase ]; then
+    # The script should generate a line with "${docker_image:=...}".
+    eval docker_image=$(grep -oe '${docker_image:=.*}' $testcase)
+    if [ -z "$KEEP_IMAGE" ]; then
+      echo "Clean up docker_image $docker_image"
+      docker rmi -f $docker_image
+    else
+      echo "Kept docker_image $docker_image"
+    fi
+  fi
+  [ -e "$CMDS_SH" ] && rm $CMDS_SH
+}
+trap cleanup EXIT
+# Running the testcases as sanity unless we are asked to skip.
+[ -z "$SKIP_TEST" ] && (echo "Running test cases: $CMDS_SH"; sh $CMDS_SH)
+
+mkdir -p $TESTCASES_DIR
+testcase=$TESTCASES_DIR/${LANG}__$RELEASE
+if [ -e $testcase ]; then
+  echo "Updating: $testcase"
+  diff $testcase $CMDS_SH || true
+fi
+mv $CMDS_SH $testcase
+chmod a+x $testcase
+echo "Test cases created: $testcase"