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#!/bin/bash
# Copyright 2020 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.
set -euo pipefail
# The docker API doesn't provide for starting a container, running a command,
# and getting the exit status of the command in one go. The most straightforward
# way to do this is to verify the output of the command, so we output nothing on
# success and an error message on failure.
if ! out=$(ping -c 10 127.0.0.1); then
echo "$out"
fi
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