Files
vuls/report/email.go
2017-08-09 16:15:24 +09:00

140 lines
3.5 KiB
Go

/* Vuls - Vulnerability Scanner
Copyright (C) 2016 Future Architect, Inc. Japan.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package report
import (
"fmt"
"net"
"net/mail"
"net/smtp"
"strings"
"time"
"github.com/future-architect/vuls/config"
"github.com/future-architect/vuls/models"
)
// EMailWriter send mail
type EMailWriter struct{}
func (w EMailWriter) Write(rs ...models.ScanResult) (err error) {
conf := config.Conf
var message string
var totalResult models.ScanResult
sender := NewEMailSender()
for _, r := range rs {
if conf.FormatOneEMail {
message += formatFullPlainText(r) + "\r\n\r\n"
// totalResult.KnownCves = append(totalResult.KnownCves, r.KnownCves...)
// totalResult.UnknownCves = append(totalResult.UnknownCves, r.UnknownCves...)
} else {
var subject string
if len(r.Errors) != 0 {
subject = fmt.Sprintf("%s%s An error occurred while scanning",
conf.EMail.SubjectPrefix, r.ServerInfo())
} else {
subject = fmt.Sprintf("%s%s %s",
conf.EMail.SubjectPrefix,
r.ServerInfo(),
r.CveSummary(config.Conf.IgnoreUnscoredCves))
}
message = formatFullPlainText(r)
if err := sender.Send(subject, message); err != nil {
return err
}
}
}
if conf.FormatOneEMail {
message = fmt.Sprintf(
`
One Line Summary
================
%s
%s`,
formatOneLineSummary(rs...), message)
subject := fmt.Sprintf("%s %s",
conf.EMail.SubjectPrefix,
totalResult.CveSummary(config.Conf.IgnoreUnscoredCves),
)
return sender.Send(subject, message)
}
return nil
}
// EMailSender is interface of sending e-mail
type EMailSender interface {
Send(subject, body string) error
}
type emailSender struct {
conf config.SMTPConf
send func(string, smtp.Auth, string, []string, []byte) error
}
func (e *emailSender) Send(subject, body string) (err error) {
emailConf := e.conf
to := strings.Join(emailConf.To[:], ", ")
cc := strings.Join(emailConf.Cc[:], ", ")
mailAddresses := append(emailConf.To, emailConf.Cc...)
if _, err := mail.ParseAddressList(strings.Join(mailAddresses[:], ", ")); err != nil {
return fmt.Errorf("Failed to parse email addresses: %s", err)
}
headers := make(map[string]string)
headers["From"] = emailConf.From
headers["To"] = to
headers["Cc"] = cc
headers["Subject"] = subject
headers["Date"] = time.Now().Format(time.RFC1123Z)
headers["Content-Type"] = "text/plain; charset=utf-8"
var header string
for k, v := range headers {
header += fmt.Sprintf("%s: %s\r\n", k, v)
}
message := fmt.Sprintf("%s\r\n%s", header, body)
smtpServer := net.JoinHostPort(emailConf.SMTPAddr, emailConf.SMTPPort)
err = e.send(
smtpServer,
smtp.PlainAuth(
"",
emailConf.User,
emailConf.Password,
emailConf.SMTPAddr,
),
emailConf.From,
mailAddresses,
[]byte(message),
)
if err != nil {
return fmt.Errorf("Failed to send emails: %s", err)
}
return nil
}
// NewEMailSender creates emailSender
func NewEMailSender() EMailSender {
return &emailSender{config.Conf.EMail, smtp.SendMail}
}