mirror of
https://github.com/k3s-io/kubernetes.git
synced 2025-10-31 13:50:01 +00:00
96 lines
3.0 KiB
Bash
Executable File
96 lines
3.0 KiB
Bash
Executable File
#!/bin/bash
|
|
|
|
# Copyright 2014 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.
|
|
|
|
# This script will set up the salt directory on the target server. It takes one
|
|
# argument that is a tarball with the pre-compiled kubernetes server binaries.
|
|
|
|
set -o errexit
|
|
set -o nounset
|
|
set -o pipefail
|
|
|
|
SALT_ROOT=$(dirname "${BASH_SOURCE}")
|
|
readonly SALT_ROOT
|
|
|
|
readonly KUBE_DOCKER_WRAPPED_BINARIES=(
|
|
kube-apiserver
|
|
kube-controller-manager
|
|
kube-scheduler
|
|
kube-proxy
|
|
)
|
|
|
|
readonly SERVER_BIN_TAR=${1-}
|
|
if [[ -z "$SERVER_BIN_TAR" ]]; then
|
|
echo "!!! No binaries specified"
|
|
exit 1
|
|
fi
|
|
|
|
# Create a temp dir for untaring
|
|
KUBE_TEMP=$(mktemp --tmpdir=/srv -d -t kubernetes.XXXXXX)
|
|
trap 'rm -rf "${KUBE_TEMP}"' EXIT
|
|
|
|
# This file is meant to run on the master. It will install the salt configs
|
|
# into the appropriate place on the master. We do this by creating a new set of
|
|
# salt trees and then quickly mv'ing them where the old ones were.
|
|
|
|
readonly SALTDIRS=(salt pillar reactor)
|
|
|
|
echo "+++ Installing salt files into new trees"
|
|
rm -rf /srv/salt-new
|
|
mkdir -p /srv/salt-new
|
|
|
|
# This bash voodoo will prepend $SALT_ROOT to the start of each item in the
|
|
# $SALTDIRS array
|
|
cp -v -R --preserve=mode "${SALTDIRS[@]/#/${SALT_ROOT}/}" /srv/salt-new
|
|
|
|
echo "+++ Installing salt overlay files"
|
|
for dir in "${SALTDIRS[@]}"; do
|
|
if [[ -d "/srv/salt-overlay/$dir" ]]; then
|
|
cp -v -R --preserve=mode "/srv/salt-overlay/$dir" "/srv/salt-new/"
|
|
fi
|
|
done
|
|
|
|
echo "+++ Install binaries from tar: $1"
|
|
tar -xz -C "${KUBE_TEMP}" -f "$1"
|
|
mkdir -p /srv/salt-new/salt/kube-bins
|
|
mkdir -p /srv/salt-new/salt/kube-addons-images
|
|
cp -v "${KUBE_TEMP}/kubernetes/server/bin/"* /srv/salt-new/salt/kube-bins/
|
|
cp -v "${KUBE_TEMP}/kubernetes/addons/"* /srv/salt-new/salt/kube-addons-images/
|
|
|
|
kube_bin_dir="/srv/salt-new/salt/kube-bins";
|
|
docker_images_sls_file="/srv/salt-new/pillar/docker-images.sls";
|
|
for docker_file in "${KUBE_DOCKER_WRAPPED_BINARIES[@]}"; do
|
|
docker_tag=$(cat ${kube_bin_dir}/${docker_file}.docker_tag);
|
|
if [[ ! -z "${KUBE_IMAGE_TAG:-}" ]]; then
|
|
docker_tag="${KUBE_IMAGE_TAG}"
|
|
fi
|
|
sed -i "s/#${docker_file}_docker_tag_value#/${docker_tag}/" "${docker_images_sls_file}";
|
|
done
|
|
|
|
cat <<EOF >>"${docker_images_sls_file}"
|
|
kube_docker_registry: '$(echo ${KUBE_DOCKER_REGISTRY:-gcr.io/google_containers})'
|
|
EOF
|
|
|
|
|
|
echo "+++ Swapping in new configs"
|
|
for dir in "${SALTDIRS[@]}"; do
|
|
if [[ -d "/srv/$dir" ]]; then
|
|
rm -rf "/srv/$dir"
|
|
fi
|
|
mv -v "/srv/salt-new/$dir" "/srv/$dir"
|
|
done
|
|
|
|
rm -rf /srv/salt-new
|