如何从 OpenStack Dashboard (Horizon) 调试随机注销答案

【问题标题】：How to debug random logouts from OpenStack Dashboard (Horizon)如何从 OpenStack Dashboard (Horizon) 调试随机注销
【发布时间】：2018-03-21 08:46:41
【问题描述】：

我正在使用安装在我自己的服务器上的 OpenStack Ocata 版本。很长一段时间都很好。

几天前 OpenStack 仪表板开始频繁注销用户。而且我不知道出了什么问题。

为什么httpd返回302重定向到登录页面？以及如何调试出了什么问题？

Httpd 访问日志：

10.0.0.2 - - [21/Mar/2018:08:29:26 +0000] "POST /dashboard/auth/login/ HTTP/1.1" 302 - "http://dashboard.example.com/dashboard/auth/login/?next=/dashboard/" "Mozilla/5.0 ... Firefox/59.0"
10.0.0.2 - - [21/Mar/2018:08:29:27 +0000] "GET /dashboard/ HTTP/1.1" 302 - "http://dashboard.example.com/dashboard/auth/login/?next=/dashboard/" "Mozilla/5.0 ... Firefox/59.0"
10.0.0.2 - - [21/Mar/2018:08:29:27 +0000] "GET /dashboard/identity/ HTTP/1.1" 200 53953 "http://dashboard.example.com/dashboard/auth/login/?next=/dashboard/" "Mozilla/5.0 ... Firefox/59.0"
193.169.81.251 - - [21/Mar/2018:08:29:29 +0000] "GET /dashboard/i18n/js/horizon+openstack_dashboard/ HTTP/1.1" 200 2372 "http://dashboard.example.com/dashboard/identity/" "Mozilla/5.0 ... Firefox/59.0"
10.0.0.2 - - [21/Mar/2018:08:29:33 +0000] "GET /dashboard/project/ HTTP/1.1" 302 - "http://dashboard.example.com/dashboard/identity/" "Mozilla/5.0 ... Firefox/59.0"
10.0.0.2 - - [21/Mar/2018:08:29:33 +0000] "GET /dashboard/auth/login/?next=/dashboard/project/ HTTP/1.1" 200 9041 "http://dashboard.example.com/dashboard/identity/" "Mozilla/5.0 ... Firefox/59.0"
10.0.0.2 - - [21/Mar/2018:08:29:34 +0000] "GET /dashboard/i18n/js/horizon+openstack_dashboard/ HTTP/1.1" 200 2372 "http://dashboard.example.com/dashboard/auth/login/?next=/dashboard/project/" "Mozilla/5.0 ... Firefox/59.0"

Httpd 错误日志：

[Wed Mar 21 08:29:26.646941 2018] [:error] [pid 41571] Attempted scope to domain default failed, will attemptto scope to another domain.
[Wed Mar 21 08:29:26.851412 2018] [:error] [pid 41571] Login successful for user "exampeuser", remote address 10.0.0.2.
[Wed Mar 21 08:29:27.161127 2018] [authz_core:error] [pid 25877] [client 10.0.0.2:44688] AH01630: client denied by server configuration: /usr/bin/keystone-wsgi-public, referer: http://dashboard.example.com/dashboard/auth/login/?next=/dashboard/

【问题讨论】：

标签： apache openstack openstack-horizon

【解决方案1】：

问题与 Memcached 有关。就我而言，Memcached 是从外部进行 DoSed 的。为了解决这个问题，我将 Memcached 绑定到本地管理接口而不是任何 (0.0.0.0)

【讨论】：