/
main.go
47 lines (42 loc) · 809 Bytes
/
main.go
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package main
import (
"fmt"
"github.com/panjf2000/ants/v2"
"log"
"spider/bootstrap"
"spider/cmd"
"spider/parser"
"spider/pkg/fetcher"
"strconv"
"sync"
)
func main() {
bootstrap.Setup()
const BaseU = "https://www.gutenberg.org/ebooks/"
runTimes := 68100
var wg sync.WaitGroup
p, _ := ants.NewPoolWithFunc(50, func(i interface{}) {
u := BaseU + strconv.Itoa(i.(int))
err := SpiderPage(u)
if err != nil {
log.Println(err)
}
wg.Done()
})
defer p.Release()
for i := 0; i < runTimes; i++ {
wg.Add(1)
_ = p.Invoke(i)
}
}
func SpiderPage(u string) error {
fmt.Printf("request url: %s\n", u)
resp, err := fetcher.Fetch(u)
if err != nil {
return fmt.Errorf("error: send request failed: %s", err)
}
p := parser.Parser{}
p.GetDetail(u, resp)
cmd.SavaData(p)
return nil
}