Grafana Prometheus監控

Unfinished Installing node_exporter wget https://github.com/prometheus/node_exporter/releases/download/v0.15.2/node_exporter-0.15.2.linux-amd64.tar.gz tar -xf node_exporter-0.15.2.linux-amd64.tar.gz sudo mv node_exporter-0.15.2.linux-amd64/node_exporter /usr/local/bin rm -r node_exporter-0.15.2.linux-amd64* sudo useradd -rs /bin/false node_exporter sudo nano /etc/systemd/system/node_exporter.service [Unit] Description=Node Exporter After=network.target [Service] User=node_exporter Group=node_exporter Type=simple ExecStart=/usr/local/bin/node_exporter [Install] WantedBy=multi-user.target sudo systemctl daemon-reload sudo systemctl enable node_exporter sudo systemctl start node_exporter Installing Prometheus wget https://github.com/prometheus/prometheus/releases/download/v2.1.0/prometheus-2.1.0.linux-amd64.tar.gz tar -xf prometheus-2.1.0.linux-amd64.tar.gz sudo mv prometheus-2.1.0.linux-amd64/prometheus prometheus-2.1.0.linux-amd64/promtool /usr/local/bin sudo mkdir /etc/prometheus /var/lib/prometheus sudo mv prometheus-2.1.0.linux-amd64/consoles prometheus-2.1.0.linux-amd64/console_libraries /etc/prometheus rm -r prometheus-2.1.0.linux-amd64* Go

Jin10財經新聞抓取 實戰

为什么要爬取 jin10 资讯 jin10 是一个财经信息聚合网站 ,结合财联社可以覆盖很广的实时新闻资讯 jin10数据的爬取 分析 flowchart LR A[Request] -->|Text| B{API_server} B --> |Text|C{Search_module} C --> |News|B C -->|Text| D(Jin10) D -->|News|C B -->

爬蟲框架 Colly

安裝 colly # 启用 Go Modules 功能 go env -w GO111MODULE=on # 1. 七牛 CDN go env -w GOPROXY=https://goproxy.cn,direct # 2. 阿里云 go env -w GOPROXY=https://mirrors.aliyun.com/goproxy/,direct # 3. 官方 go env -w GOPROXY=https://goproxy.io,direct go get -u github.com/gocolly/colly/v2 Colly OnResponse package main import ( "fmt" "strings" "github.com/gocolly/colly" ) var count int = 0 func main() { c := colly.NewCollector() // 在col