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90 lines
2.2 KiB
90 lines
2.2 KiB
// Copyright 2014 The Gogs Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package log
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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 implements LoggerInterface and 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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// NewSMTPWriter creates smtp writer.
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func NewSMTPWriter() LoggerInterface {
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return &SMTPWriter{Level: TRACE}
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}
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// Init smtp writer with json config.
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// config like:
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// {
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// "Username":"example@gmail.com",
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// "password:"password",
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// "host":"smtp.gmail.com:465",
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// "subject":"email title",
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// "sendTos":["email1","email2"],
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// "level":LevelError
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// }
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func (sw *SMTPWriter) Init(jsonconfig string) error {
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return json.Unmarshal([]byte(jsonconfig), sw)
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}
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// WriteMsg writes message in smtp writer.
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// it will send an email with subject and only this message.
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func (sw *SMTPWriter) WriteMsg(msg string, skip, level int) error {
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if level < sw.Level {
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return nil
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}
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hp := strings.Split(sw.Host, ":")
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// Set up authentication information.
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auth := smtp.PlainAuth(
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"",
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sw.Username,
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sw.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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contentType := "Content-Type: text/plain" + "; charset=UTF-8"
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mailmsg := []byte("To: " + strings.Join(sw.RecipientAddresses, ";") + "\r\nFrom: " + sw.Username + "<" + sw.Username +
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">\r\nSubject: " + sw.Subject + "\r\n" + contentType + "\r\n\r\n" + fmt.Sprintf(".%s", time.Now().Format("2006-01-02 15:04:05")) + msg)
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return smtp.SendMail(
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sw.Host,
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auth,
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sw.Username,
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sw.RecipientAddresses,
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mailmsg,
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)
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}
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// Flush when log should be flushed
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func (sw *SMTPWriter) Flush() {
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}
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// Destroy when writer is destroy
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func (sw *SMTPWriter) Destroy() {
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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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