天气检测程序，暴露端口，给prometheus提供数据

操作流程： mv weather_exporter_jingtian /usr/local/bin/ chmod +x /usr/local/bin/weather_exporter_jingtian # 启动脚本 vim /usr/lib/systemd/system/weather_exporter.service [Unit] Description=weather_exporter Documentation=https://prometheus.io/ After=network.target [Service] ExecStart=/usr/local/bin/weather_exporter_jingtian --port 7001 ExecReload=/bin/kill -HUP $MAINPID TimeoutStopSec=20s Restart=always [Install] WantedBy=multi-user.target systemctl daemon-reload systemctl start weather_exporter.service