#生成工作目录

sudo mkdir -p /app/loki/config
sudo mkdir -p /app/loki/data
sudo chmod -R 777 /app/loki

 #下载配置

wget https://raw.githubusercontent.com/grafana/loki/v3.0.0/cmd/loki/loki-local-config.yaml -O /app/loki/config/loki-config.yaml

#添加配置到loki-config.yaml

limits_config:
  volume_enabled: true
  retention_period: 30d

#安装loki

docker run -d \
    --restart=always \
    -v /app/loki/config:/mnt/config \
    -v /app/loki/data:/tmp/loki \
    -p 3100:3100 \
    --log-opt max-size=1g \
    --log-opt max-file=2 \
    --name=loki\
    grafana/loki:3.0.0 -config.file=/mnt/config/loki-config.yaml

#下载promtail

sudo mkdir /app/promtail
sudo chmod 777 /app/promtail
cd /app/promtail
wget https://github.com/grafana/loki/releases/download/v3.0.0/promtail-linux-amd64.zip
unzip promtail-linux-amd64.zip
chmod +x promtail-linux-amd64

#下载promtail配置

wget https://raw.githubusercontent.com/grafana/loki/v3.0.0/clients/cmd/promtail/promtail-docker-config.yaml -O /app/promtail/promtail-config.yaml

#生成promtail服务文件

sudo tee /etc/systemd/system/promtail.service > /dev/null <<EOF
[Unit]
Description=Promtail Service
After=network.target

[Service]
ExecStart=/app/promtail/promtail-linux-amd64 -config.file=/app/promtail/promtail-config.yaml
Restart=always

[Install]
WantedBy=multi-user.target
EOF

#开启protail服务

sudo systemctl daemon-reload
sudo systemctl start promtail
sudo systemctl enable promtail