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package main
import (
"bytes"
"fmt"
"time"
"riedstra.dev/go/checkup"
)
type certCheck struct {
Host, Port string
Window time.Duration
}
func certWorker(jobs <-chan certCheck, msg chan<- *jobResponse) {
for cc := range jobs {
conn, err := checkup.CertExpiresSoon(cc.Host, cc.Port, cc.Window)
if err != nil {
s := fmt.Sprintf("%s:%s --> %s", cc.Host, cc.Port, err)
msg <- &jobResponse{
Id: cc.Host + ":" + cc.Port,
Message: s,
Err: err,
Time: time.Now(),
}
continue
}
conn.Close()
msg <- nil
}
}
func checkCerts(conf *Config) map[string]*jobResponse {
buf := &bytes.Buffer{}
cc := make(chan certCheck)
msgs := make(chan *jobResponse)
for i := 1; i <= conf.Workers; i++ {
go certWorker(cc, msgs)
}
go func() {
for host, port := range conf.CheckCerts {
if port == nil {
port = &conf.DefaultCertPort
}
cc <- certCheck{host, *port,
time.Duration(conf.CertWindow) * time.Hour * 24}
}
close(cc)
}()
out := make(map[string]*jobResponse)
for i := 0; i < len(conf.CheckCerts); 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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