Add packetdrill tests to presubmit and CI testing

PiperOrigin-RevId: 293409718

kokoro/packetdrill_tests.cfg

@@ -0,0 +1,9 @@
+build_file: "repo/scripts/packetdrill_tests.sh"
+
+action {
+  define_artifacts {
+    regex: "**/sponge_log.xml"
+    regex: "**/sponge_log.log"
+    regex: "**/outputs.zip"
+  }
+}

scripts/packetdrill_tests.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+
+# Copyright 2019 The gVisor 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.
+
+source $(dirname $0)/common.sh
+
+install_runsc_for_test runsc-d
+test_runsc $(bazel query "attr(tags, manual, tests(//test/packetdrill/...))")

test/packetdrill/defs.bzl

@@ -15,7 +15,7 @@ def _packetdrill_test_impl(ctx):
         # Make sure that everything is readable here.
         "find . -type f -exec chmod a+rx {} \\;",
         "find . -type d -exec chmod a+rx {} \\;",
-        "%s %s --init_script %s -- %s\n" % (
+        "%s %s --init_script %s $@ -- %s\n" % (
             test_runner.short_path,
             " ".join(ctx.attr.flags),
             ctx.files._init_script[0].short_path,
@@ -76,7 +76,9 @@ def packetdrill_netstack_test(name, **kwargs):
         kwargs["tags"] = _PACKETDRILL_TAGS
     _packetdrill_test(
         name = name + "_netstack_test",
-        flags = ["--dut_platform", "netstack"],
+        # This is the default runtime unless
+        # "--test_arg=--runtime=OTHER_RUNTIME" is used to override the value.
+        flags = ["--dut_platform", "netstack", "--runtime", "runsc-d"],
         **kwargs
     )
 

test/packetdrill/packetdrill_test.sh

@@ -29,7 +29,7 @@ function failure() {
 }
 trap 'failure ${LINENO} "$BASH_COMMAND"' ERR
 
-declare -r LONGOPTS="dut_platform:,init_script:"
+declare -r LONGOPTS="dut_platform:,init_script:,runtime:"
 
 # Don't use declare below so that the error from getopt will end the script.
 PARSED=$(getopt --options "" --longoptions=$LONGOPTS --name "$0" -- "$@")
@@ -39,6 +39,7 @@ eval set -- "$PARSED"
 while true; do
   case "$1" in
     --dut_platform)
+      # Either "linux" or "netstack".
       declare -r DUT_PLATFORM="$2"
       shift 2
       ;;
@@ -46,6 +47,13 @@ while true; do
       declare -r INIT_SCRIPT="$2"
       shift 2
       ;;
+    --runtime)
+      # Not readonly because there might be multiple --runtime arguments and we
+      # want to use just the last one.  Only used if --dut_platform is
+      # "netstack".
+      declare RUNTIME="$2"
+      shift 2
+      ;;
     --)
       shift
       break
@@ -61,9 +69,13 @@ declare -r scripts="$@"
 
 # Check that the required flags are defined in a way that is safe for "set -u".
 if [[ "${DUT_PLATFORM-}" == "netstack" ]]; then
-  declare -r RUNTIME="--runtime runsc-d"
+  if [[ -z "${RUNTIME-}" ]]; then
+    echo "FAIL: Missing --runtime argument: ${RUNTIME-}"
+    exit 2
+  fi
+  declare -r RUNTIME_ARG="--runtime ${RUNTIME}"
 elif [[ "${DUT_PLATFORM-}" == "linux" ]]; then
-  declare -r RUNTIME=""
+  declare -r RUNTIME_ARG=""
 else
   echo "FAIL: Bad or missing --dut_platform argument: ${DUT_PLATFORM-}"
   exit 2
@@ -143,7 +155,7 @@ done
 docker pull "${IMAGE_TAG}"
 
 # Create the DUT container and connect to network.
-DUT=$(docker create ${RUNTIME} --privileged --rm \
+DUT=$(docker create ${RUNTIME_ARG} --privileged --rm \
   --stop-timeout ${TIMEOUT} -it ${IMAGE_TAG})
 docker network connect "${CTRL_NET}" \
   --ip "${CTRL_NET_PREFIX}${DUT_NET_SUFFIX}" "${DUT}" \