Prometheus

1. 创建 prometheus 用户和目录

sudo useradd --no-create-home --shell /bin/false prometheus
sudo mkdir -p /etc/prometheus /var/lib/prometheus
sudo chown -R prometheus:prometheus /etc/prometheus /var/lib/prometheus

2. 放置 prometheus 二进制文件

sudo cp prometheus /usr/local/bin/
sudo cp promtool /usr/local/bin/
sudo chown prometheus:prometheus /usr/local/bin/prometheus /usr/local/bin/promtool

3. 放置配置文件

sudo cp -r consoles console_libraries /etc/prometheus/
sudo cp prometheus.yml /etc/prometheus/
sudo chown -R prometheus:prometheus /etc/prometheus/

4. 创建 systemd 服务

sudo nano /etc/systemd/system/prometheus.service

粘贴下面的内容，保存退出

[Unit]
Description=Prometheus Monitoring System
Documentation=https://prometheus.io/docs/introduction/overview/
Wants=network-online.target
After=network-online.target

[Service]
User=prometheus
Group=prometheus
Type=simple
ExecStart=/usr/local/bin/prometheus \
    --config.file=/etc/prometheus/prometheus.yml \
    --storage.tsdb.path=/var/lib/prometheus \
    --web.console.templates=/etc/prometheus/consoles \
    --web.console.libraries=/etc/prometheus/console_libraries \
    --storage.tsdb.retention.time=15d \
    --web.listen-address=0.0.0.0:9090 \
    --web.enable-lifecycle

# 安全与性能推荐项
Restart=on-failure
RestartSec=5
LimitNOFILE=65536
ProtectSystem=full
ProtectHome=yes
NoNewPrivileges=true
PrivateTmp=true

[Install]
WantedBy=multi-user.target

5. 启动并启用

sudo systemctl daemon-reload
sudo systemctl enable prometheus
sudo systemctl start prometheus

6. 检查状态

sudo systemctl status prometheus