harbor/utils/mail.go

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/*
Copyright (c) 2016 VMware, Inc. All Rights Reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
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*/
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package utils
import (
"bytes"
"net/smtp"
"text/template"
"github.com/astaxie/beego"
)
// Mail holds information about content of Email
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type Mail struct {
From string
To []string
Subject string
Message string
}
// MailConfig holds information about Email configurations
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type MailConfig struct {
Identity string
Host string
Port string
Username string
Password string
}
var mc MailConfig
// SendMail sends Email according to the configurations
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func (m Mail) SendMail() error {
if mc.Host == "" {
loadConfig()
}
mailTemplate, err := template.ParseFiles("views/mail.tpl")
if err != nil {
return err
}
mailContent := new(bytes.Buffer)
err = mailTemplate.Execute(mailContent, m)
if err != nil {
return err
}
return smtp.
SendMail(mc.Host+":"+mc.Port,
smtp.PlainAuth(mc.Identity, mc.Username, mc.Password, mc.Host),
m.From, m.To, mailContent.Bytes())
}
func loadConfig() {
config, err := beego.AppConfig.GetSection("mail")
if err != nil {
panic(err)
}
mc = MailConfig{
Identity: "Mail Config",
Host: config["host"],
Port: config["port"],
Username: config["username"],
Password: config["password"],
}
}