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148 lines
3.3 KiB
148 lines
3.3 KiB
#!/bin/bash |
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##### name:一键安装node-exporter节点 ##### |
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##### authro:xiaoz<xiaoz93@outlook.com> ##### |
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##### update:2021/12/09 ##### |
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#获取action |
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ACTION=$1 |
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#获取版本号 |
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VERSION=$2 |
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#instance名称 |
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#INSTANCE=$2 |
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#用户名、密码 |
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#USERNAME_PASSWORD=$3 |
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#安装目录 |
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INSTALL_PATH="/opt/node_exporter" |
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#安装前准备 |
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depend(){ |
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echo "Pre-installation preparation is in progress..." |
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if [ -e "/usr/bin/yum" ] |
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then |
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yum -y install wget curl |
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else |
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#更新软件，否则可能make命令无法安装 |
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apt-get -y update |
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apt-get install -y wget curl |
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fi |
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#获取机器IP |
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myip=$(curl ipv4.ip.sb) |
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#获取INSTANCE名称，如果为空，则获取hostname |
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if [[ "$INSTANCE" == "" ]] |
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then |
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INSTANCE=$(echo $HOSTNAME)_${myip} |
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else |
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INSTANCE=${INSTANCE}_${myip} |
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fi |
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} |
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#下载 |
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download(){ |
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#下载之前检查node_exporter是否安装过 |
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if [ -f "/opt/node_exporter/node_exporter" ] |
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then |
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echo "node_exporter has been installed." |
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exit |
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fi |
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echo "Ready to download the installation package..." |
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wget -P /opt http://soft.xiaoz.org/linux/node_exporter-${VERSION}.linux-amd64.tar.gz |
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cd /opt && tar -xvf node_exporter-${VERSION}.linux-amd64.tar.gz |
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mv node_exporter-${VERSION}.linux-amd64 node_exporter |
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} |
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#一些额外的配置 |
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setting(){ |
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#设置密码访问 |
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cat >> $INSTALL_PATH/config.yaml << EOF |
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basic_auth_users: |
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$USERNAME_PASSWORD |
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EOF |
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} |
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#放行端口 |
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release_port(){ |
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echo "Detecting firewall type..." |
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#检测防火墙类型 |
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which firewall-cmd |
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if [ $? -eq 0 ] |
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then |
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firewall_status=$(firewall-cmd --state) |
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if [[ "$firewall_status" == "running" ]] |
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then |
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firewall-cmd --zone=public --add-port=29100/tcp --permanent |
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firewall-cmd --reload |
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fi |
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fi |
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which ufw |
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if [ $? -eq 0 ] |
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then |
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ufw allow 29100/tcp |
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fi |
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} |
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#注册服务并启动 |
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reg_systemd(){ |
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echo "Registering service..." |
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echo "[Unit] |
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Description=Node Exporter |
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Wants=network-online.target |
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After=network-online.target |
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[Service] |
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ExecStart=${INSTALL_PATH}/node_exporter --web.listen-address=":29100" --web.config=${INSTALL_PATH}/config.yaml |
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[Install] |
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WantedBy=default.target" > /etc/systemd/system/node_exporter.service |
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#重载服务 |
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systemctl daemon-reload |
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#启动服务 |
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systemctl start node_exporter.service |
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#设置开机自启 |
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systemctl enable node_exporter.service |
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} |
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#安装完成 |
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install_success(){ |
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echo "----------------------------" |
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#推送数据到普罗米修斯以自动注册 |
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curl -u "${API_USER_PASS}" -X POST -d "instance=${INSTANCE}" https://prometheus.rss.ink/api/v1/push_data |
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echo "Installation is complete, please visit http://${myip}:29100" |
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} |
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#清理工作 |
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clean_work() { |
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echo "Cleaning installation packages..." |
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rm -rf /opt/node_exporter-${VERSION}.linux-amd64.tar.gz |
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} |
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#卸载node_exporter |
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uninstall(){ |
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#停止服务 |
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systemctl stop node_exporter |
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systemctl disable node_exporter |
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#删除服务 |
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rm -rf /etc/systemd/system/node_exporter.service |
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systemctl daemon-reload |
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#删除安装目录 |
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rm -rf ${INSTALL_PATH} |
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#请求API移除服务端数据 |
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curl -u "${API_USER_PASS}" https://prometheus.rss.ink/api/v1/push_data?type=delete |
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echo "----------------------------" |
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echo "Uninstall completed." |
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} |
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#根据参数一判断执行动作 |
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case $ACTION in |
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"install") |
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depend && download && setting && release_port && reg_systemd && clean_work && install_success |
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;; |
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"uninstall") |
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uninstall |
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;; |
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*) |
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echo "Parameter error!" |
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;; |
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esac |
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