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