先安装mailx
yum install mailx
编辑配置文件
vim /etc/mail.rc
追加以下内容
set from=example@qq.com
set smtp=smtps://smtp.qq.com:465
set smtp-auth-user=example@qq.com
set smtp-auth-password=**************
set smtp-auth=login
set ssl-verify=ignore
set nss-config-dir=/root/.certs
| set from=example@qq.com | 发送邮箱 |
|---|---|
| set smtp=smtps://smtp.qq.com:465 | 发件服务器 |
| set smtp-auth-user=example@qq.com | 发件用户名 |
| set smtp-auth-password=************** | 邮箱密码或授权码 |
| set smtp-auth=login | 连接方式,用login即可 |
| set ssl-verify=ignore | 启用ssl |
| set nss-config-dir=/root/.certs | 证书位置 |
证书配置
mkdir -p /root/.certs/
echo -n | openssl s_client -connect smtp.qq.com:465 | sed -ne '/-BEGIN CERTIFICATE-/,/-END CERTIFICATE-/p' > ~/.certs/qq.crt
certutil -A -n "GeoTrust SSL CA" -t "C,," -d ~/.certs -i ~/.certs/qq.crt
certutil -A -n "GeoTrust Global CA" -t "C,," -d ~/.certs -i ~/.certs/qq.crt
certutil -A -n "GeoTrust SSL CA - G3" -t "Pu,Pu,Pu" -d ~/.certs/./ -i qq.crt
certutil -L -d /root/.certs
测试发送邮件
echo "邮件正文" | mail -s "邮件主题" example@qq.com
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