Hermes/helper/main.go

105 lines
2.2 KiB
Go

package main
import (
"context"
"encoding/json"
"io"
"log"
"github.com/segmentio/kafka-go"
"gopkg.in/gomail.v2"
)
// type emailHelper struct {
// dialer *gomail.Dialer
// }
// func (e *emailHelper) SendEmailForgotPassword(email, token string) {
// link := "https://nucrea.ru?token=" + token
// const MSG_TEXT = `
// <html>
// <head>
// </head>
// <body>
// <p>This message was sent because you forgot a password</p>
// <p>To change a password, use <a href="{{Link}}"/>this</a> link</p>
// </body>
// </html>
// `
// msgText := strings.ReplaceAll(MSG_TEXT, "{{Link}}", link)
// m := gomail.NewMessage()
// m.SetHeader("From", "email")
// m.SetHeader("To", email)
// m.SetHeader("Subject", "Hello!")
// m.SetBody("text/html", msgText)
// if err := d.DialAndSend(m); err != nil {
// panic(err)
// }
// }
func main() {
const (
SMTP_SERVER = "smtp.yandex.ru"
SMTP_PORT = 587
SMTP_LOGIN = "serghio2@yandex.ru"
SMTP_PASSWORD = "ercutguhcfuzbvyl"
)
ctx := context.Background()
d := gomail.NewDialer(SMTP_SERVER, SMTP_PORT, SMTP_LOGIN, SMTP_PASSWORD)
log.Println("starting reader...")
r := kafka.NewReader(kafka.ReaderConfig{
Brokers: []string{"localhost:9092"},
Topic: "backend_events",
GroupID: "consumer-group-id",
})
log.Println("reader started")
for {
msg, err := r.FetchMessage(ctx)
if err == io.EOF {
log.Fatal("EOF")
return
}
if err != nil {
log.Fatal(err.Error())
return
}
log.Printf("offset: %d, partition: %d, key: %s, value: %s\n", msg.Offset, msg.Partition, string(msg.Key), string(msg.Value))
if err := r.CommitMessages(ctx, msg); err != nil {
log.Fatalf("failed to commit: %s\n", err.Error())
continue
}
value := struct {
Email string `json:"email"`
Token string `json:"token"`
}{}
if err := json.Unmarshal(msg.Value, &value); err != nil {
log.Fatalf("failed to unmarshal: %s\n", err.Error())
continue
}
m := gomail.NewMessage()
m.SetHeader("From", m.FormatAddress("serghio2@yandex.ru", "Pet Backend"))
m.SetHeader("To", value.Email)
m.SetHeader("Subject", "Hello!")
m.SetBody("text/html", "Test backend")
if err := d.DialAndSend(m); err != nil {
log.Fatalf("failed to send email: %s\n", err.Error())
continue
}
}
}