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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,261 @@ | ||
| #!/usr/bin/env bash | ||
|
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||
| set -o pipefail | ||
| set -e | ||
|
|
||
| function command_exists() { | ||
| command -v "$@" > /dev/null 2>&1 | ||
| } | ||
|
|
||
| function read_tty() { | ||
| echo -n $1 | ||
| read $2 < /dev/tty | ||
| } | ||
|
|
||
| function confirm() { | ||
| if [[ "$QUIET" == "1" ]]; then | ||
| return 0 | ||
| fi | ||
| answer="" | ||
| while :; do | ||
| read_tty "Do you confirm to continue? (y/n): " answer | ||
| if [[ "$answer" != "y" && "$answer" != "n" ]]; then | ||
| echo "Please input the letter y or n" | ||
| continue | ||
| fi | ||
| if [[ "$answer" == "y" ]]; then | ||
| return 0 | ||
| fi | ||
| if [[ "$answer" == "n" ]]; then | ||
| exit 0 | ||
| fi | ||
| done | ||
| } | ||
|
|
||
| function validate_ip() { | ||
| if [[ ! "$1" ]]; then | ||
| echo "invalid IP: empty address" | ||
| return 1 | ||
| elif [[ ! $1 =~ ^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$ ]]; then | ||
| echo "invalid IP: illegal format" | ||
| return 1 | ||
| elif [[ $1 =~ ^127 ]]; then | ||
| echo "invalid IP: loopback address" | ||
| return 1 | ||
| else | ||
| return 0 | ||
| fi | ||
| } | ||
|
|
||
| MASTER_SSH_OPTIONS="" | ||
|
|
||
| function add_master_host_ssh_options() { | ||
| MASTER_SSH_OPTIONS="$MASTER_SSH_OPTIONS --$1 $2" | ||
| } | ||
|
|
||
| function set_master_host_ssh_options() { | ||
| master_host="$MASTER_HOST" | ||
| if [[ ! "$master_host" ]]; then | ||
| read_tty "Enter the master node's IP: " master_host | ||
| fi | ||
|
|
||
| while :; do | ||
| if ! validate_ip "$master_host"; then | ||
| read_tty "Enter the master node's IP: " master_host | ||
| else | ||
| break | ||
| fi | ||
| done | ||
|
|
||
| add_master_host_ssh_options master-host "$master_host" | ||
|
|
||
| if [[ "$MASTER_NODE_NAME" ]]; then | ||
| add_master_host_ssh_options master-node-name "$MASTER_NODE_NAME" | ||
| fi | ||
|
|
||
| if [[ "$MASTER_SSH_USER" ]]; then | ||
| add_master_host_ssh_options master-ssh-user "$MASTER_SSH_USER" | ||
| else | ||
| echo "the environment variable \$MASTER_SSH_USER is not set" | ||
| echo "the default remote user \"root\" on the master node will be used to authenticate" | ||
| echo "if this is unexpected, please set it explicitly" | ||
| confirm | ||
| fi | ||
|
|
||
| if [[ "$MASTER_SSH_PASSWORD" ]]; then | ||
| add_master_host_ssh_options master-ssh-password "$MASTER_SSH_PASSWORD" | ||
| fi | ||
|
|
||
| if [[ "$MASTER_SSH_PRIVATE_KEY_PATH" ]]; then | ||
| add_master_host_ssh_options master-ssh-private-key-path "$MASTER_SSH_PRIVATE_KEY_PATH" | ||
| elif [[ ! "$MASTER_SSH_PASSWORD" ]]; then | ||
| echo "the environment variable \$MASTER_SSH_PRIVATE_KEY_PATH is not set" | ||
| echo "the default key in the local path /root/.ssh/id_rsa will be used to authenticate to the master" | ||
| echo "please make sure the key exists and the public key has already been added to the master node" | ||
| echo "if this is unexpected, please set it explicitly" | ||
| confirm | ||
| fi | ||
|
|
||
| if [[ "$MASTER_SSH_PORT" ]]; then | ||
| add_master_host_ssh_options master-ssh-port "$MASTER_SSH_PORT" | ||
| fi | ||
| } | ||
|
|
||
| function getmasterinfo() { | ||
| $sh_c "$INSTALL_OLARES_CLI node masterinfo $MASTER_SSH_OPTIONS" | tee /proc/$$/fd/1 | ||
| if [[ $? -ne 0 ]]; then | ||
| exit 1 | ||
| fi | ||
| echo "" > /proc/$$/fd/1 | ||
| } | ||
|
|
||
| # check os type and arch | ||
| os_type=$(uname -s) | ||
| os_arch=$(uname -m) | ||
|
|
||
| case "$os_arch" in | ||
| arm64) ARCH=arm64; ;; | ||
| x86_64) ARCH=amd64; ;; | ||
| armv7l) ARCH=arm; ;; | ||
| aarch64) ARCH=arm64; ;; | ||
| ppc64le) ARCH=ppc64le; ;; | ||
| s390x) ARCH=s390x; ;; | ||
| *) echo "error: unsupported arch \"$os_arch\""; | ||
| exit 1; ;; | ||
| esac | ||
|
|
||
| if [[ "$os_type" != "Linux" ]]; then | ||
| echo "error: only Linux machine can be added to the cluster" | ||
| exit 1 | ||
| fi | ||
|
|
||
| # set shell execute command | ||
| user="$(id -un 2>/dev/null || true)" | ||
| sh_c='sh -c' | ||
| if [ "$user" != 'root' ]; then | ||
| if ! command_exists sudo; then | ||
| echo "error: the ability to run as root is needed, but the command \"sudo\" can not be found" | ||
| exit 1 | ||
| fi | ||
| sh_c='sudo -E sh -c' | ||
| fi | ||
|
|
||
| if ! command_exists tar; then | ||
| echo "error: the \"tar\" command is needed to unpack installation files, but can not be found" | ||
| exit 1 | ||
| fi | ||
|
|
||
| BASE_DIR="$HOME/.olares" | ||
| if [ ! -d $BASE_DIR ]; then | ||
| mkdir -p $BASE_DIR | ||
| fi | ||
|
|
||
| cdn_url=${DOWNLOAD_CDN_URL} | ||
| if [[ -z "${cdn_url}" ]]; then | ||
| cdn_url="https://dc3p1870nn3cj.cloudfront.net" | ||
| fi | ||
|
|
||
| set_master_host_ssh_options | ||
|
|
||
| CLI_VERSION="0.2.0" | ||
| CLI_FILE="olares-cli-v${CLI_VERSION}_linux_${ARCH}.tar.gz" | ||
|
|
||
| if command_exists olares-cli && [[ "$(olares-cli -v | awk '{print $3}')" == "$CLI_VERSION" ]]; then | ||
| INSTALL_OLARES_CLI=$(which olares-cli) | ||
| echo "olares-cli already installed and is the expected version" | ||
| echo "" | ||
| else | ||
| if [[ ! -f ${CLI_FILE} ]]; then | ||
| CLI_URL="${cdn_url}/${CLI_FILE}" | ||
|
|
||
| echo "downloading Olares installer from ${CLI_URL} ..." | ||
| echo "" | ||
|
|
||
| curl -Lo ${CLI_FILE} ${CLI_URL} | ||
|
|
||
| if [[ $? -ne 0 ]]; then | ||
| echo "error: failed to download Olares installer" | ||
| exit 1 | ||
| else | ||
| echo "Olares installer ${CLI_VERSION} download complete!" | ||
| echo "" | ||
| fi | ||
| fi | ||
| INSTALL_OLARES_CLI="/usr/local/bin/olares-cli" | ||
| echo "unpacking Olares installer to $INSTALL_OLARES_CLI..." | ||
| echo "" | ||
| tar -zxf ${CLI_FILE} olares-cli && chmod +x olares-cli | ||
| $sh_c "mv olares-cli $INSTALL_OLARES_CLI" | ||
|
|
||
| if [[ $? -ne 0 ]]; then | ||
| echo "error: failed to unpack Olares installer" | ||
| exit 1 | ||
| fi | ||
| fi | ||
|
|
||
| echo "getting master info and checking current machine's eligibility to join the cluster" | ||
| echo "" | ||
| master_olares_version="$( getmasterinfo | grep OlaresVersion | awk '{print $2}' )" | ||
| if [[ ! "$master_olares_version" ]]; then | ||
| echo "failed to fetch the version of Olares installed on master node" | ||
| exit 1 | ||
| fi | ||
| PARAMS="--version $master_olares_version --base-dir $BASE_DIR" | ||
| CDN="--download-cdn-url ${cdn_url}" | ||
|
|
||
| if [[ -f $BASE_DIR/.prepared ]]; then | ||
| echo "file $BASE_DIR/.prepared detected, skip preparing phase" | ||
| echo "" | ||
| echo "please make sure the prepared Olares version is the same as the master, or there might be compatibility issues" | ||
| echo "" | ||
| else | ||
| echo "running system prechecks ..." | ||
| echo "" | ||
| $sh_c "$INSTALL_OLARES_CLI olares precheck $PARAMS" | ||
| if [[ $? -ne 0 ]]; then | ||
| exit 1 | ||
| fi | ||
|
|
||
| echo "downloading installation wizard..." | ||
| echo "" | ||
| $sh_c "$INSTALL_OLARES_CLI olares download wizard $PARAMS $CDN" | ||
| if [[ $? -ne 0 ]]; then | ||
| echo "error: failed to download installation wizard" | ||
| exit 1 | ||
| fi | ||
|
|
||
| echo "downloading installation packages..." | ||
| echo "" | ||
| $sh_c "$INSTALL_OLARES_CLI olares download component $PARAMS $CDN" | ||
| if [[ $? -ne 0 ]]; then | ||
| echo "error: failed to download installation packages" | ||
| exit 1 | ||
| fi | ||
|
|
||
| echo "preparing installation environment..." | ||
| echo "" | ||
| # env 'REGISTRY_MIRRORS' is a docker image cache mirrors, separated by commas | ||
| if [ x"$REGISTRY_MIRRORS" != x"" ]; then | ||
| extra="--registry-mirrors $REGISTRY_MIRRORS" | ||
| fi | ||
| $sh_c "$INSTALL_OLARES_CLI olares prepare $PARAMS $extra" | ||
| if [[ $? -ne 0 ]]; then | ||
| echo "error: failed to prepare installation environment" | ||
| exit 1 | ||
| fi | ||
| fi | ||
|
|
||
| if [ -f $BASE_DIR/.installed ]; then | ||
| echo "file $BASE_DIR/.installed detected, skip installing" | ||
| echo "if it is left by an unclean uninstallation, please manually remove it and invoke the installer again" | ||
| exit 0 | ||
| fi | ||
|
|
||
| echo "installing Kubernetes and joining Olares cluster..." | ||
| echo "" | ||
| $sh_c "$INSTALL_OLARES_CLI node add $PARAMS $MASTER_SSH_OPTIONS" | ||
|
|
||
| if [[ $? -ne 0 ]]; then | ||
| echo "error: failed to install Olares" | ||
| exit 1 | ||
| fi |