78 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			78 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
package logs
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import (
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	"encoding/json"
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	"fmt"
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	"net/smtp"
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	"strings"
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	"time"
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)
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const (
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	subjectPhrase = "Diagnostic message from server"
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)
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// smtpWriter is used to send emails via given SMTP-server.
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type SmtpWriter struct {
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	Username           string   `json:"Username"`
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	Password           string   `json:"password"`
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	Host               string   `json:"Host"`
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	Subject            string   `json:"subject"`
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	RecipientAddresses []string `json:"sendTos"`
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	Level              int      `json:"level"`
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}
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func NewSmtpWriter() LoggerInterface {
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	return &SmtpWriter{Level: LevelTrace}
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}
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func (s *SmtpWriter) Init(jsonconfig string) error {
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	err := json.Unmarshal([]byte(jsonconfig), s)
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	if err != nil {
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		return err
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	}
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	return nil
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}
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func (s *SmtpWriter) WriteMsg(msg string, level int) error {
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	if level < s.Level {
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		return nil
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	}
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	hp := strings.Split(s.Host, ":")
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	// Set up authentication information.
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	auth := smtp.PlainAuth(
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		"",
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		s.Username,
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		s.Password,
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		hp[0],
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	)
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	// Connect to the server, authenticate, set the sender and recipient,
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	// and send the email all in one step.
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	content_type := "Content-Type: text/plain" + "; charset=UTF-8"
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	mailmsg := []byte("To: " + strings.Join(s.RecipientAddresses, ";") + "\r\nFrom: " + s.Username + "<" + s.Username +
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		">\r\nSubject: " + s.Subject + "\r\n" + content_type + "\r\n\r\n" + fmt.Sprintf(".%s", time.Now().Format("2006-01-02 15:04:05")) + msg)
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	err := smtp.SendMail(
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		s.Host,
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		auth,
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		s.Username,
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		s.RecipientAddresses,
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		mailmsg,
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	)
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	return err
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}
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func (s *SmtpWriter) Flush() {
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	return
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}
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func (s *SmtpWriter) Destroy() {
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	return
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}
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func init() {
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	Register("smtp", NewSmtpWriter)
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}
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