18.4. 更改 HAProxy 的 SSL/TLS 密码和规则
如果在 overcloud 中启用了 SSL/TLS,请考虑强化与 HAProxy 配置一起使用的 SSL/TLS 密码和规则。通过强化 SSL/TLS 密码,您可以帮助避免 SSL/TLS 漏洞,如 POODLE 漏洞。
创建名为
tls-ciphers.yaml的 heat 模板环境文件:touch ~/templates/tls-ciphers.yaml
touch ~/templates/tls-ciphers.yamlCopy to Clipboard Copied! Toggle word wrap Toggle overflow 使用环境文件中的
ExtraConfighook 将值应用到tripleo::haproxy::ssl_cipher_suite和tripleo::haproxy::ssl_optionshieradata:parameter_defaults: ExtraConfig: tripleo::haproxy::ssl_cipher_suite: 'DHE-RSA-AES128-CCM:DHE-RSA-AES256-CCM:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES128-CCM:ECDHE-ECDSA-AES256-CCM:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-CHACHA20-POLY1305' tripleo::haproxy::ssl_options: 'no-sslv3 no-tls-tickets'parameter_defaults: ExtraConfig: tripleo::haproxy::ssl_cipher_suite: 'DHE-RSA-AES128-CCM:DHE-RSA-AES256-CCM:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES128-CCM:ECDHE-ECDSA-AES256-CCM:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-CHACHA20-POLY1305' tripleo::haproxy::ssl_options: 'no-sslv3 no-tls-tickets'Copy to Clipboard Copied! Toggle word wrap Toggle overflow 注意cipher 集合是一个连续行。
在部署 overcloud 时,使用 overcloud deploy 命令包括
tls-ciphers.yaml环境文件:openstack overcloud deploy --templates \ ... -e /home/stack/templates/tls-ciphers.yaml ...
openstack overcloud deploy --templates \ ... -e /home/stack/templates/tls-ciphers.yaml ...Copy to Clipboard Copied! Toggle word wrap Toggle overflow