02 Dec 2017
# step 1 下载安装etcd ETCD_VER=v3.0.17 DOWNLOAD_URL=https://github.com/coreos/etcd/releases/download curl -L ${DOWNLOAD_URL}/${ETCD_VER}/etcd-${ETCD_VER}-linux-amd64.tar.gz -o etcd-${ETCD_VER}-linux-amd64.tar.gz tar xzvf etcd-${ETCD_VER}-linux-amd64.tar.gz mv etcd-${ETCD_VER}-linux-amd64/etcd* /usr/local/bin # step 2 准备systemd unit文件 echo '[Unit] Description=etcd key-value store Documentation=https://github.com/coreos/etcd After=network.target [Service] User=etcd Type=notify Environment=ETCD_DATA_DIR=/var/lib/etcd Environment=ETCD_NAME=%m Environment=ETCD_LISTEN_CLIENT_URLS=http://0.0.0.0:2379,http://0.0.0.0:4001 Environment=ETCD_ADVERTISE_CLIENT_URLS=http://0.0.0.0:2379 ExecStart=/usr/local/bin/etcd Restart=always RestartSec=10s LimitNOFILE=40000 [Install] WantedBy=multi-user.target' > /usr/lib/systemd/system/etcd.service # step 3 准备etcd用户 useradd -r -s /sbin/nologin etcd # step 4 准备etcd数据目录 mkdir -p /var/lib/etcd chown -R etcd:etcd /var/lib/etcd # step 5 启动etcd systemctl daemon-reload systemctl enable etcd.service systemctl start etcd.service
因为只是单点etcd，所以需要的参数较少，更多启动的选项参数参照etcd选项官方说明