cri-o/vendor/k8s.io/kubernetes/cluster/azure-legacy/templates/common.sh

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#!/bin/bash
# Copyright 2014 The Kubernetes 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.
# Retry a download until we get it.
#
# $1 is the URL to download
download-or-bust() {
local -r url="$1"
local -r file="${url##*/}"
rm -f "$file"
until [[ -e "${file}" ]]; do
curl --ipv4 -Lo "$file" --connect-timeout 20 --retry 6 --retry-delay 10 "$url"
md5sum "$file"
done
}
# Install salt from GCS. See README.md for instructions on how to update these
# debs.
#
# $1 If set to --master, also install the master
install-salt() {
apt-get update
mkdir -p /var/cache/salt-install
cd /var/cache/salt-install
TARS=(
libzmq3_3.2.3+dfsg-1~bpo70~dst+1_amd64.deb
python-zmq_13.1.0-1~bpo70~dst+1_amd64.deb
salt-common_2014.1.13+ds-1~bpo70+1_all.deb
salt-minion_2014.1.13+ds-1~bpo70+1_all.deb
)
if [[ ${1-} == '--master' ]]; then
TARS+=(salt-master_2014.1.13+ds-1~bpo70+1_all.deb)
fi
URL_BASE="https://storage.googleapis.com/kubernetes-release/salt"
for tar in "${TARS[@]}"; do
download-or-bust "${URL_BASE}/${tar}"
dpkg -i "${tar}"
done
# This will install any of the unmet dependencies from above.
apt-get install -f -y
}