登录horizon 失败报错ERROR django.request Internal Server Error: /horizon/auth/login/,

admin

ERROR django.request Internal Server Error: /horizon/auth/login/, referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/


登录horizon 失败报错ERROR django.request Internal Server Error: /horizon/auth/login/, referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/

[Fri Mar 28 23:50:00.835712 2025] [wsgi:error] [pid 469954:tid 469973] /usr/lib/python3/dist-packages/debreach/__init__.py:6: DeprecationWarning: distutils Version classes are deprecated. Use packaging.version instead.
9 _; p+ ]: U8 [3 X$ ^[Fri Mar 28 23:50:00.835802 2025] [wsgi:error] [pid 469954:tid 469973]   version_info = version.StrictVersion(__version__).version
[Fri Mar 28 23:50:04.199255 2025] [wsgi:error] [pid 469954:tid 469973] [client 192.168.8.115:37941] DEBUG horizon.base Load condition failed for panel: backups, referer: http://192.168.8.200/horizon/auth/login/
! F  v; A0 p7 J! @[Fri Mar 28 23:50:04.212806 2025] [wsgi:error] [pid 469954:tid 469973] [client 192.168.8.115:37941] DEBUG horizon.base Load condition failed for panel: backups, referer: http://192.168.8.200/horizon/auth/login/
[Fri Mar 28 23:50:04.225579 2025] [wsgi:error] [pid 469954:tid 469973] [client 192.168.8.115:37941] DEBUG horizon.base Load condition failed for panel: identity_providers, referer: http://192.168.8.200/horizon/auth/login/
[Fri Mar 28 23:50:04.226420 2025] [wsgi:error] [pid 469954:tid 469973] [client 192.168.8.115:37941] DEBUG horizon.base Load condition failed for panel: mappings, referer: http://192.168.8.200/horizon/auth/login/
[Fri Mar 28 23:50:09.967001 2025] [wsgi:error] [pid 469955:tid 469971] /usr/lib/python3/dist-packages/debreach/__init__.py:6: DeprecationWarning: distutils Version classes are deprecated. Use packaging.version instead.
[Fri Mar 28 23:50:09.967087 2025] [wsgi:error] [pid 469955:tid 469971]   version_info = version.StrictVersion(__version__).version
[Fri Mar 28 23:50:13.325800 2025] [wsgi:error] [pid 469955:tid 469971] [client 192.168.8.115:17341] DEBUG horizon.base Load condition failed for panel: backups, referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
[Fri Mar 28 23:50:13.338632 2025] [wsgi:error] [pid 469955:tid 469971] [client 192.168.8.115:17341] DEBUG horizon.base Load condition failed for panel: backups, referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
[Fri Mar 28 23:50:13.351360 2025] [wsgi:error] [pid 469955:tid 469971] [client 192.168.8.115:17341] DEBUG horizon.base Load condition failed for panel: identity_providers, referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
[Fri Mar 28 23:50:13.352149 2025] [wsgi:error] [pid 469955:tid 469971] [client 192.168.8.115:17341] DEBUG horizon.base Load condition failed for panel: mappings, referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
: h, w8 M1 G  o+ H# o" G[Fri Mar 28 23:51:34.995780 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967] DEBUG openstack_auth.backend Beginning user authentication, referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
1 o, c( W" c1 @1 i2 V( ]" |" [[Fri Mar 28 23:51:34.996392 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967] DEBUG openstack_auth.plugin.password Attempting to authenticate for admin, referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
[Fri Mar 28 23:51:34.997179 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967] DEBUG keystoneauth.identity.v3.base Making authentication request to http://controller:5000/v3/auth/tokens, referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
[Fri Mar 28 23:51:35.028764 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967] DEBUG keystoneauth.session Request returned failure status: 401, referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
[Fri Mar 28 23:51:35.029013 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967] DEBUG openstack_auth.plugin.base The request you have made requires authentication. (HTTP 401) (Request-ID: req-8af1b051-8707-460a-b62d-f4bff037db56), referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
[Fri Mar 28 23:51:35.029410 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967] INFO openstack_auth.forms Login failed for user "admin" using domain "defalut", remote address 192.168.8.115., referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
[Fri Mar 28 23:51:37.488727 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967] ERROR django.request Internal Server Error: /horizon/auth/login/, referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
[Fri Mar 28 23:51:37.488808 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967] Traceback (most recent call last):, referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
[Fri Mar 28 23:51:37.488825 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967]   File "/usr/lib/python3/dist-packages/django/core/handlers/exception.py", line 47, in inner, referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
* l# `2 X. s9 c: Z6 Y[Fri Mar 28 23:51:37.488834 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967]     response = get_response(request), referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
/ P8 x% r# o# t  ^& o[Fri Mar 28 23:51:37.488844 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967]                ^^^^^^^^^^^^^^^^^^^^^, referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
/ m  N. M/ L+ I: {* q0 m[Fri Mar 28 23:51:37.488853 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967]   File "/usr/lib/python3/dist-packages/django/utils/deprecation.py", line 119, in __call__, referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
[Fri Mar 28 23:51:37.488871 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967]     response = self.process_response(request, response), referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
[Fri Mar 28 23:51:37.488880 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967]                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^, referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
9 ?$ F2 S: ]9 u0 t. E4 s[Fri Mar 28 23:51:37.488889 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967]   File "/usr/lib/python3/dist-packages/django/contrib/sessions/middleware.py", line 61, in process_response, referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
[Fri Mar 28 23:51:37.488914 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967]     request.session.save(), referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
% u9 R6 l+ }! z! ]7 Q[Fri Mar 28 23:51:37.488923 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967]   File "/usr/lib/python3/dist-packages/django/contrib/sessions/backends/cache.py", line 56, in save, referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
! Z# b9 Q4 g1 b$ d) r& M[Fri Mar 28 23:51:37.488932 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967]     return self.create(), referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
[Fri Mar 28 23:51:37.488941 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967]            ^^^^^^^^^^^^^, referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
[Fri Mar 28 23:51:37.488950 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967]   File "/usr/lib/python3/dist-packages/django/contrib/sessions/backends/cache.py", line 50, in create, referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
/ E& r+ {& O6 O" s  J$ j[Fri Mar 28 23:51:37.488959 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967]     raise RuntimeError(, referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/
[Fri Mar 28 23:51:37.488968 2025] [wsgi:error] [pid 469955:tid 469983] [client 192.168.8.115:9967] RuntimeError: Unable to create a new session key. It is likely that the cache is unavailable., referer: http://192.168.8.200/horizon/auth/login/?next=/horizon/

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因为它周期性连接到非本地缓存有问题。官网写的有bug。
1 w& F& f, f9 N修改/etc/openstack-dashboard/local_settings.py

' ~! n, `8 {/ T: s  |/ E. L               把/etc/openstack-dashboard/local_settings.py  中 SESSION_ENGINE = 'django.contrib.sessions.backends.cache' 应改为
+ U- m5 ^# v( y- y; Z6 _               SESSION_ENGINE = 'django.contrib.sessions.backends.file'
; V/ v9 ~! p# Z, Q! \
留意一下这个：

OPENSTACK_KEYSTONE_URL = "http://%s:5000/identity/v3" % OPENSTACK_HOST
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4 b, @+ ?9 U: C
保存退出后
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) @" V- n  l  k! o) j! R重启apache2服务或者httpd服务，以及 memcached.service
& i. B9 r/ x* f2 U, ?
重新登录即可：
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admin

[root@openstack1 ~]# tail -f /var/log/httpd/error_log
9 t. R9 U$ K% Z2 q( @' D[Wed Mar 15 22:56:34.221102 2017] [:error] [pid 2733] response = view_func(request, *args, **kwargs)
' Y- V7 m2 d0 X+ Q' L- R[Wed Mar 15 22:56:34.221109 2017] [:error] [pid 2733] File “/usr/lib/python2.7/site-packages/django/contrib/auth/views.py”, line 51, in login
[Wed Mar 15 22:56:34.221179 2017] [:error] [pid 2733] auth_login(request, form.get_user())
. ~$ A, y9 \. X9 I( g8 J: C[Wed Mar 15 22:56:34.221206 2017] [:error] [pid 2733] File “/usr/lib/python2.7/site-packages/django/contrib/auth/init.py”, line 110, in login
[Wed Mar 15 22:56:34.221214 2017] [:error] [pid 2733] request.session.cycle_key()
[Wed Mar 15 22:56:34.221221 2017] [:error] [pid 2733] File “/usr/lib/python2.7/site-packages/django/contrib/sessions/backends/base.py”, line 285, in cycle_key
' Z2 @, L# l3 Y% m8 G& ^: [1 s[Wed Mar 15 22:56:34.221228 2017] [:error] [pid 2733] self.create()
. _% h/ _' L; {' `) o[Wed Mar 15 22:56:34.221269 2017] [:error] [pid 2733] File “/usr/lib/python2.7/site-packages/django/contrib/sessions/backends/cache.py”, line 48, in create
0 C- _& j( C& j[Wed Mar 15 22:56:34.221281 2017] [:error] [pid 2733] "Unable to create a new session key. "
[Wed Mar 15 22:56:34.221288 2017] [:error] [pid 2733] RuntimeError: Unable to create a new session key. It is likely that the cache is unavailable.

解决:更改dashboard的local_settings配置文件并重启httpd和memcached，刷新后可正常登陆，这是在国外的论坛上找到得解决方法。
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8 J- `% P& o+ C# A( m1 u# vim /etc/openstack-dashboard/local_settings
#SESSION_ENGINE = ‘django.contrib.sessions.backends.cache’
! M$ L& C3 @8 b" j/ A9 S, K& u( BSESSION_ENGINE = ‘django.contrib.sessions.backends.file’
: X: W- s# m3 G" G2 h8 s9 e0 @# systemctl restart httpd memcached