mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-11-30 02:00:19 +00:00
227 lines
6.6 KiB
Bash
Executable File
227 lines
6.6 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
|
|
# Copyright 2016 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.
|
|
|
|
# This script downloads and installs the Kubernetes client and server
|
|
# (and optionally test) binaries,
|
|
# It is intended to be called from an extracted Kubernetes release tarball.
|
|
#
|
|
# We automatically choose the correct client binaries to download.
|
|
#
|
|
# Options:
|
|
# Set KUBERNETES_SERVER_ARCH to choose the server (Kubernetes cluster)
|
|
# architecture to download:
|
|
# * amd64 [default]
|
|
# * arm
|
|
# * arm64
|
|
# * ppc64le
|
|
# * s390x
|
|
#
|
|
# Set KUBERNETES_SKIP_CONFIRM to skip the installation confirmation prompt.
|
|
# Set KUBERNETES_RELEASE_URL to choose where to download binaries from.
|
|
# (Defaults to https://storage.googleapis.com/kubernetes-release/release).
|
|
# Set KUBERNETES_DOWNLOAD_TESTS to additionally download and extract the test
|
|
# binaries tarball.
|
|
|
|
set -o errexit
|
|
set -o nounset
|
|
set -o pipefail
|
|
|
|
KUBE_ROOT=$(cd $(dirname "${BASH_SOURCE}")/.. && pwd)
|
|
|
|
KUBERNETES_RELEASE_URL="${KUBERNETES_RELEASE_URL:-https://dl.k8s.io}"
|
|
|
|
function detect_kube_release() {
|
|
if [[ -n "${KUBE_VERSION:-}" ]]; then
|
|
return 0 # Allow caller to explicitly set version
|
|
fi
|
|
|
|
if [[ ! -e "${KUBE_ROOT}/version" ]]; then
|
|
echo "Can't determine Kubernetes release." >&2
|
|
echo "${BASH_SOURCE} should only be run from a prebuilt Kubernetes release." >&2
|
|
echo "Did you mean to use get-kube.sh instead?" >&2
|
|
exit 1
|
|
fi
|
|
|
|
KUBE_VERSION=$(cat "${KUBE_ROOT}/version")
|
|
}
|
|
|
|
function detect_client_info() {
|
|
local kernel=$(uname -s)
|
|
case "${kernel}" in
|
|
Darwin)
|
|
CLIENT_PLATFORM="darwin"
|
|
;;
|
|
Linux)
|
|
CLIENT_PLATFORM="linux"
|
|
;;
|
|
*)
|
|
echo "Unknown, unsupported platform: ${kernel}." >&2
|
|
echo "Supported platforms: Linux, Darwin." >&2
|
|
echo "Bailing out." >&2
|
|
exit 2
|
|
esac
|
|
|
|
# TODO: migrate the kube::util::host_platform function out of hack/lib and
|
|
# use it here.
|
|
local machine=$(uname -m)
|
|
case "${machine}" in
|
|
x86_64*|i?86_64*|amd64*)
|
|
CLIENT_ARCH="amd64"
|
|
;;
|
|
aarch64*|arm64*)
|
|
CLIENT_ARCH="arm64"
|
|
;;
|
|
arm*)
|
|
CLIENT_ARCH="arm"
|
|
;;
|
|
i?86*)
|
|
CLIENT_ARCH="386"
|
|
;;
|
|
s390x*)
|
|
CLIENT_ARCH="s390x"
|
|
;;
|
|
*)
|
|
echo "Unknown, unsupported architecture (${machine})." >&2
|
|
echo "Supported architectures x86_64, i686, arm, arm64, s390x." >&2
|
|
echo "Bailing out." >&2
|
|
exit 3
|
|
;;
|
|
esac
|
|
}
|
|
|
|
function md5sum_file() {
|
|
if which md5 >/dev/null 2>&1; then
|
|
md5 -q "$1"
|
|
else
|
|
md5sum "$1" | awk '{ print $1 }'
|
|
fi
|
|
}
|
|
|
|
function sha1sum_file() {
|
|
if which sha1sum >/dev/null 2>&1; then
|
|
sha1sum "$1" | awk '{ print $1 }'
|
|
else
|
|
shasum -a1 "$1" | awk '{ print $1 }'
|
|
fi
|
|
}
|
|
|
|
function download_tarball() {
|
|
local -r download_path="$1"
|
|
local -r file="$2"
|
|
url="${DOWNLOAD_URL_PREFIX}/${file}"
|
|
mkdir -p "${download_path}"
|
|
if [[ $(which curl) ]]; then
|
|
curl -fL --retry 3 --keepalive-time 2 "${url}" -o "${download_path}/${file}"
|
|
elif [[ $(which wget) ]]; then
|
|
wget "${url}" -O "${download_path}/${file}"
|
|
else
|
|
echo "Couldn't find curl or wget. Bailing out." >&2
|
|
exit 4
|
|
fi
|
|
echo
|
|
local md5sum=$(md5sum_file "${download_path}/${file}")
|
|
echo "md5sum(${file})=${md5sum}"
|
|
local sha1sum=$(sha1sum_file "${download_path}/${file}")
|
|
echo "sha1sum(${file})=${sha1sum}"
|
|
echo
|
|
# TODO: add actual verification
|
|
}
|
|
|
|
function extract_arch_tarball() {
|
|
local -r tarfile="$1"
|
|
local -r platform="$2"
|
|
local -r arch="$3"
|
|
|
|
platforms_dir="${KUBE_ROOT}/platforms/${platform}/${arch}"
|
|
echo "Extracting ${tarfile} into ${platforms_dir}"
|
|
mkdir -p "${platforms_dir}"
|
|
# Tarball looks like kubernetes/{client,server}/bin/BINARY"
|
|
tar -xzf "${tarfile}" --strip-components 3 -C "${platforms_dir}"
|
|
# Create convenience symlink
|
|
ln -sf "${platforms_dir}" "$(dirname ${tarfile})/bin"
|
|
echo "Add '$(dirname ${tarfile})/bin' to your PATH to use newly-installed binaries."
|
|
}
|
|
|
|
detect_kube_release
|
|
DOWNLOAD_URL_PREFIX="${KUBERNETES_RELEASE_URL}/${KUBE_VERSION}"
|
|
|
|
SERVER_PLATFORM="linux"
|
|
SERVER_ARCH="${KUBERNETES_SERVER_ARCH:-amd64}"
|
|
SERVER_TAR="kubernetes-server-${SERVER_PLATFORM}-${SERVER_ARCH}.tar.gz"
|
|
|
|
detect_client_info
|
|
CLIENT_TAR="kubernetes-client-${CLIENT_PLATFORM}-${CLIENT_ARCH}.tar.gz"
|
|
|
|
echo "Kubernetes release: ${KUBE_VERSION}"
|
|
echo "Server: ${SERVER_PLATFORM}/${SERVER_ARCH} (to override, set KUBERNETES_SERVER_ARCH)"
|
|
echo "Client: ${CLIENT_PLATFORM}/${CLIENT_ARCH} (autodetected)"
|
|
echo
|
|
|
|
# TODO: remove this check and default to true when we stop shipping server
|
|
# tarballs in kubernetes.tar.gz
|
|
DOWNLOAD_SERVER_TAR=false
|
|
if [[ ! -e "${KUBE_ROOT}/server/${SERVER_TAR}" ]]; then
|
|
DOWNLOAD_SERVER_TAR=true
|
|
echo "Will download ${SERVER_TAR} from ${DOWNLOAD_URL_PREFIX}"
|
|
fi
|
|
|
|
# TODO: remove this check and default to true when we stop shipping kubectl
|
|
# in kubernetes.tar.gz
|
|
DOWNLOAD_CLIENT_TAR=false
|
|
if [[ ! -x "${KUBE_ROOT}/platforms/${CLIENT_PLATFORM}/${CLIENT_ARCH}/kubectl" ]]; then
|
|
DOWNLOAD_CLIENT_TAR=true
|
|
echo "Will download and extract ${CLIENT_TAR} from ${DOWNLOAD_URL_PREFIX}"
|
|
fi
|
|
|
|
TESTS_TAR="kubernetes-test.tar.gz"
|
|
DOWNLOAD_TESTS_TAR=false
|
|
if [[ -n "${KUBERNETES_DOWNLOAD_TESTS-}" ]]; then
|
|
DOWNLOAD_TESTS_TAR=true
|
|
echo "Will download and extract ${TESTS_TAR} from ${DOWNLOAD_URL_PREFIX}"
|
|
fi
|
|
|
|
if [[ "${DOWNLOAD_CLIENT_TAR}" == false && \
|
|
"${DOWNLOAD_SERVER_TAR}" == false && \
|
|
"${DOWNLOAD_TESTS_TAR}" == false ]]; then
|
|
echo "Nothing additional to download."
|
|
exit 0
|
|
fi
|
|
|
|
if [[ -z "${KUBERNETES_SKIP_CONFIRM-}" ]]; then
|
|
echo "Is this ok? [Y]/n"
|
|
read confirm
|
|
if [[ "${confirm}" =~ ^[nN]$ ]]; then
|
|
echo "Aborting."
|
|
exit 1
|
|
fi
|
|
fi
|
|
|
|
if "${DOWNLOAD_SERVER_TAR}"; then
|
|
download_tarball "${KUBE_ROOT}/server" "${SERVER_TAR}"
|
|
fi
|
|
|
|
if "${DOWNLOAD_CLIENT_TAR}"; then
|
|
download_tarball "${KUBE_ROOT}/client" "${CLIENT_TAR}"
|
|
extract_arch_tarball "${KUBE_ROOT}/client/${CLIENT_TAR}" "${CLIENT_PLATFORM}" "${CLIENT_ARCH}"
|
|
fi
|
|
|
|
if "${DOWNLOAD_TESTS_TAR}"; then
|
|
download_tarball "${KUBE_ROOT}/test" "${TESTS_TAR}"
|
|
echo "Extracting ${TESTS_TAR} into ${KUBE_ROOT}"
|
|
# Strip leading "kubernetes/"
|
|
tar -xzf "${KUBE_ROOT}/test/${TESTS_TAR}" --strip-components 1 -C "${KUBE_ROOT}"
|
|
fi
|