docker 安装部署 Prometheus 与grafana的详细过程

# 禁用selinux 以防兼容性问题
setenforce 0
sed -i 's/SELINUX=enforcing/SELINUX=disabled/g' /etc/selinux/config
# 关闭防火墙服务
systemctl disable firewalld &>/dev/null
systemctl stop firewalld
# 更新yum源、epel源
mkdir /etc/yum.repos.d/old/ &>/dev/null
mv /etc/yum.repos.d/* /etc/yum.repos.d/old/ &> /dev/null
curl -o /etc/yum.repos.d/CentOS-Base.repo https://repo.huaweicloud.com/repository/conf/CentOS-7-reg.repo &>/dev/null
curl -o /etc/yum.repos.d/epel.repo https://mirrors.aliyun.com/repo/epel-7.repo &> /dev/null
# 安装docker服务
yum clean all &>/dev/null
yum makecache &>/dev/null
yum install -y yum-utils device-mapper-persistent-data lvm2
yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
yum install docker-ce docker-ce-cli containerd.io

# 安装 Docker
sudo yum install -y docker
sudo systemctl start docker
sudo systemctl enable docker
# 安装 Docker Compose
sudo curl -L "https://github.com/docker/compose/releases/latest/download/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
sudo chmod +x /usr/local/bin/docker-compose
docker-compose --version  # 验证安装

mkdir prometheus-grafana
cd prometheus-grafana

nano prometheus.yml

global:
  scrape_interval: 15s
scrape_configs:
  - job_name: 'prometheus'
    static_configs:
      - targets: ['localhost:9090']
  - job_name: 'node_exporter'
    static_configs:
      - targets: ['node_exporter:9100']

mkdir prometheus_data

nano docker-compose.yml

version: '3.7'
services:
  prometheus:
    image: prom/prometheus:latest
    container_name: prometheus
    ports:
      - "9090:9090"
    volumes:
      - ./prometheus.yml:/etc/prometheus/prometheus.yml
      - ./prometheus_data:/prometheus
    restart: unless-stopped
  grafana:
    image: grafana/grafana:latest
    container_name: grafana
    ports:
      - "3000:3000"
    volumes:
      - grafana_data:/var/lib/grafana
    environment:
      - GF_SECURITY_ADMIN_USER=admin
      - GF_SECURITY_ADMIN_PASSWORD=admin
    restart: unless-stopped
  node_exporter:
    image: prom/node-exporter:latest
    container_name: node_exporter
    ports:
      - "9100:9100"
    restart: unless-stopped
volumes:
  grafana_data:

docker-compose up -d

docker ps