k3s/cluster/aws/templates/common.sh

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#!/bin/bash
# Copyright 2015 The Kubernetes Authors All rights reserved.
#
# 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.
apt-get update
apt-get install --yes curl
# 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 "$file"
until [[ -e "${1##*/}" ]]; do
echo "Downloading file ($1)"
curl --ipv4 -Lo "$file" --connect-timeout 20 --retry 6 --retry-delay 10 "$1"
md5sum "$file"
done
}
# Install salt from GCS. See README.md for instructions on how to update these
# debs.
install-salt() {
local salt_mode="$1"
if dpkg -s salt-minion &>/dev/null; then
echo "== SaltStack already installed, skipping install step =="
return
fi
echo "== Refreshing package database =="
until apt-get update; do
echo "== apt-get update failed, retrying =="
echo sleep 5
done
mkdir -p /var/cache/salt-install
cd /var/cache/salt-install
DEBS=(
libzmq3_3.2.3+dfsg-1~bpo70~dst+1_amd64.deb
python-zmq_13.1.0-1~bpo70~dst+1_amd64.deb
salt-common_2014.1.13+ds-1~bpo70+1_all.deb
)
if [[ "${salt_mode}" == "master" ]]; then
DEBS+=( salt-master_2014.1.13+ds-1~bpo70+1_all.deb )
fi
DEBS+=( salt-minion_2014.1.13+ds-1~bpo70+1_all.deb )
URL_BASE="https://storage.googleapis.com/kubernetes-release/salt"
for deb in "${DEBS[@]}"; do
if [ ! -e "${deb}" ]; then
download-or-bust "${URL_BASE}/${deb}"
fi
done
for deb in "${DEBS[@]}"; do
echo "== Installing ${deb}, ignore dependency complaints (will fix later) =="
dpkg --skip-same-version --force-depends -i "${deb}"
done
# This will install any of the unmet dependencies from above.
echo "== Installing unmet dependencies =="
until apt-get install -f -y; do
echo "== apt-get install failed, retrying =="
echo sleep 5
done
# Log a timestamp
echo "== Finished installing Salt =="
}