node1 node2 node3

sudo hostnamectl set-hostname node1# 和sudo vim/etc/hostname

192.168.3.101,192.168.3.102,192.168.3.103

192.168.3.101 node1 192.168.3.102 node2 192.168.3.103 node3

准备基础环境

sudo apt updatesudo apt install cmake -ysudo snap install go --classicsudo apt install libprotobuf-dev

export GO111MODULE=off

source ~/.bashrcsource /etc/profile

sudo systemctl status systemd-timesyncd

sudo apt updatesudo apt install systemd-timesyncd

timedatectl status 

sudo timedatectl set-timezone Asia/Shanghai

sudo systemctl status systemd-timesyncd

sudo systemctl start systemd-timesyncd

sudo systemctl enable systemd-timesyncd

sudo timedatectl set-ntp onsudo apt update && sudo apt install ntptimedatectl status

sudo systemctl restart ntpsudo ntpq -p

ssh-keygen -f ~/.ssh/id_rsa -N ""

 ssh-copy-id -f -i ~/.ssh/id_rsa.pub -o StrictHostKeyChecking=no node1  ssh-copy-id -f -i ~/.ssh/id_rsa.pub -o StrictHostKeyChecking=no node2  ssh-copy-id -f -i ~/.ssh/id_rsa.pub -o StrictHostKeyChecking=no node3 

ssh node1ssh node2ssh node3 

wget https://gitee.com/kwdb/kwdb/releases/download/V2.2.0/KWDB-2.2.0-ubuntu22.04-x86_64-debs.tar.gz

tar zxvf KWDB-2.2.0-ubuntu22.04-x86_64-debs.tar.gz

cd kwdb_install/

sudo vi deploy.cfg

[global]# Whether to turn on secure modesecure_mode=tls# Management KWDB usermanagement_user=KWDB# KWDB cluster http portrest_port=8080# KWDB service portKWDB_port=26257# KWDB data directorydata_root=/var/lib/KWDB# CPU usage[0-1]# cpu=1[local]# local node configurationnode_addr=192.168.3.101# section cluster is optional[cluster]# remote node addr,split by ','node_addr=192.168.3.101,192.168.3.102,192.168.3.103# ssh infossh_port=22ssh_user=root

chmod +x ./deploy.sh

./deploy.sh install --multi-replica

./deploy.sh install --single-replica

systemctl daemon-reload

./deploy.sh cluster -i

 ./deploy.sh cluster -s ./deploy.sh cluster --status 

systemctl start KWDB.servicesystemctl status KWDB.service

./add_user.sh

sudo /usr/local/KWDB/bin/kwbase sql --host=192.168.3.100:26257 --certs-dir=/etc/KWDB/certs

# basic golbal variablesg_deploy_path=$(cd $(dirname $0);pwd)g_cur_usr=$(whoami)
func_info=""# define export varsdeclare -a global_vars
source $g_deploy_path/utils/KWDB_common.shsource $g_deploy_path/utils/utils.shsource $g_deploy_path/utils/KWDB_log.sh
function global_usage() {...}

# 350-351行# cmd line parameter parsingcmd_check $@

# 182-238行function cmd_check() {    # ... 其他代码 ...    case "$g_kw_cmd" in        install)            install_usage $options        ;;        # ... 其他代码 ...    esac}# 33-65行function install_usage() {    eval set -- "$@"    push_back "g_install_mode"    if [ $# -eq 3 ];then        case "$1" in            --single)                g_install_mode="single"                return                ;;            # ... 其他代码 ...        esac    fi}

# 353-354行# fetch local node passwdlocal_privileged

function local_privileged() {  if privileged;then    local_cmd_prefix="sudo"  else    local_cmd_prefix="echo '$(read_passwd $g_cur_usr)' | sudo -S -p \"\""    echo    eval $local_cmd_prefix -k -s >/dev/null 2>&1    if [ $? -ne 0 ];then      echo -e "\033[31m[ERROR]\033[0m Incorrect password." >&2      exit 1    fi  fi  eval $local_cmd_prefix bash -c "exit" >/dev/null 2>&1  if [ $? -ne 0 ];then    echo -e "\033[31m[ERROR]\033[0m Can not use command: 'sudo bash'." >&2    exit 1  fi}

# init loglog_init $g_deploy_path $g_cur_usrpush_back "LOG_FILE"push_back "LOG_LEVEL"

if [ "$g_kw_cmd" = "cluster" ];then    source $g_deploy_path/utils/KWDB_cluster.sh    source $g_deploy_path/utils/KWDB_operate.sh    if [ "$g_cluster_opt" = "init" ];then

if ! $(install_check  >/dev/null 2>&1);then    log_err "KWDB does not exist. Please install KWDB first."    exit 1fi

parse_addr

function parse_addr() {  if [ ! -e /etc/KWDB/info/NODE ];then    log_err "/etc/KWDB/info/NODE: No such file."    exit 1  fi  ip_arr=($(sed -n "1p" /etc/KWDB/info/NODE))  ssh_port=$(sed -n "2p" /etc/KWDB/info/NODE)  ssh_user=$(sed -n "3p" /etc/KWDB/info/NODE)  return 0}

# remote node passwd-free checkparallel_exec "${ip_arr[*]}" $ssh_port $ssh_user "ssh_passwd_free"if [ $? -ne 0 ];then    exit 1fi

function parallel_exec() {  declare -a array  local node_array=($1)  local ret_value=""  cd $g_deploy_path  if [ ${#node_array[@]} -ne 0 ];then    for ((i=0; i<${#node_array[@]}; i++))    do      array[$i]="${node_array[$i]} $2 $3"    done    echo ${array[@]} | xargs -n3 | xargs -P 5 -I {} bash -c "$(declare -p ${global_vars[*]});$(declare -f);$(declare -p global_vars);remote_exec {} $4"    ret_value=$?  fi  unset array  return $ret_value}

parallel_exec "${ip_arr[*]}" $ssh_port $ssh_user "install_check"if [ $? -ne 0 ];then    exit 1fi

if [ "$(running_type)" = "single" ];then    log_err "The current mode is not supported cluster init."    exit 1fi

if [ ! -f /etc/KWDB/info/NODE ];then    log_err "Cluster already init."    exit 1fi

if $(kw_status >/dev/null 2>&1);then    log_err "KWDB already running."    exit 1fi

if [ ${#ip_arr[*]} -ne 0 ];then    remote_privileged "${ip_arr[0]}" $ssh_port $ssh_userfi

parallel_exec "${ip_arr[*]}" $ssh_port $ssh_user "kw_status"if [ $? -ne 0 ];then    exit 1fi

if ! $(exec_start >/dev/null 2>&1);then    log_err "Start KWDB failed. For more information, check kwbase's log."    exit 1fiparallel_exec "${ip_arr[*]}" $ssh_port $ssh_user "exec_start"if [ $? -ne 0 ];then    exit 1fi

func_info=$(cluster_init)if [ $? -ne 0 ];then    log_err "Cluster init failed: $func_info"    exit 1fi

function cluster_init() {  if [ "$REMOTE" = "ON" ];then    prefix=$node_cmd_prefix  else    prefix=$local_cmd_prefix  fi  local ret=""  if [ "$(install_type)" = "bare" ];then    cd /usr/local/KWDB/bin    ret=$(sudo -u $(user_name) bash -c "./kwbase init $(secure_opt) --host=127.0.0.1:$(local_port)" 2>&1)    if [ $? -ne 0 ];then      echo "$ret"      return 1    fi  else    ret=$(docker exec -it KWDB-container bash -c "./kwbase init $(secure_opt) --host=127.0.0.1:26257" 2>&1)    if [ $? -ne 0 ];then      echo "$ret"      return 1    fi  fi}

echo -e "\e[1;32m[INIT COMPLETED]:\e[0mCluster init successfully."exit 0