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package main
import (
"bytes"
"fmt"
"time"
)
type httpCheck struct {
URL string
Code int
}
type httpCheckFunc func(string, int, int) error
func httpStatusWorker(jobs <-chan httpCheck, msg chan<- *jobResponse, timeout int, HF httpCheckFunc) {
for hc := range jobs {
err := HF(hc.URL, timeout, hc.Code)
if err != nil {
s := fmt.Sprintf("Checking: %s, %v",
hc.URL, err)
msg <- &jobResponse{
Id: hc.URL + "->" + string(hc.Code),
Message: s,
Err: err,
Time: time.Now(),
}
continue
}
msg <- nil
}
}
func checkStatus(conf *Config, data map[string]*int, HF httpCheckFunc) map[string]*jobResponse {
buf := &bytes.Buffer{}
hc := make(chan httpCheck)
msgs := make(chan *jobResponse)
for i := 1; i <= conf.Workers; i++ {
go httpStatusWorker(hc, msgs, conf.HTTPTimeout, HF)
}
go func() {
for url, code := range data {
if code == nil {
code = &conf.ExpectedStatusCode
}
hc <- httpCheck{url, *code}
}
close(hc)
}()
out := make(map[string]*jobResponse)
for i := 0; i < len(data); i++ {
resp := <-msgs
if resp != nil {
buf.Write([]byte(resp.Message))
out[resp.Id] = resp
}
}
// notify(conf, buf.Bytes())
return out
}
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