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/

( D9 Z) L% n9 C0 b$ X6 b4 D
4 k! t; o, E) h" l7 W* x0 D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/
- M( P  L* W6 b# D! @, n
! W" A) ~  Z: D- Q- [[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.
[Fri Mar 28 23:50:00.835802 2025] [wsgi:error] [pid 469954:tid 469973]   version_info = version.StrictVersion(__version__).version
. K8 {8 A8 N) t# L. ~- t! S[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/
[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/
4 I, C; b  i0 t' N9 K[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/
& [' t% f4 i3 g* ^& P2 O( ]. y% [[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/
* H0 x, t2 V# }4 C. s) o[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/
% ]4 M0 f/ T4 J[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/
7 ?( u2 E; Y# A[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/
[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/
; f. i2 _- E' h# j1 j. v  A% h[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/
4 L+ y" X3 A3 \1 j. z# d4 S[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/
) ]' O# x$ W8 j5 j9 ][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/
. J( `8 u- T. ~9 U  u[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/
[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/
% l: h. [5 U- W1 N& K[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/
, ~" A3 t$ _- K) G; U[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/
' u; ?+ S" a- A[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/
8 f" F' N& O' `1 Z- {5 q[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/
: |+ _# Z$ a2 [' o[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/
[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/
, y1 |& |# G( ^" H9 z7 ?[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/
3 F  j0 `3 D( l7 s( K3 _[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/
- S: i* i! ?2 t[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/



- r0 S" t. ~4 ]9 G$ E) A5 G6 y$ F
因为它周期性连接到非本地缓存有问题。官网写的有bug。
修改/etc/openstack-dashboard/local_settings.py
! Q3 U4 i& B! s
               把/etc/openstack-dashboard/local_settings.py  中 SESSION_ENGINE = 'django.contrib.sessions.backends.cache' 应改为
( N9 I. b; h( W8 r" C* N               SESSION_ENGINE = 'django.contrib.sessions.backends.file'

留意一下这个：

OPENSTACK_KEYSTONE_URL = "http://%s:5000/identity/v3" % OPENSTACK_HOST
- r9 ~* ]  l+ j% T3 p* l

  |' g! w7 W& J: ]8 V" h保存退出后

重启apache2服务或者httpd服务，以及 memcached.service
7 t2 N- C$ \1 {# B. e
重新登录即可：
& F, Y" `0 C5 \% P! `

admin

[root@openstack1 ~]# tail -f /var/log/httpd/error_log
- f+ O: _; j/ `. B) Q[Wed Mar 15 22:56:34.221102 2017] [:error] [pid 2733] response = view_func(request, *args, **kwargs)
9 T' t. u( w1 Q3 R; x[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())
, n0 T- \+ c% i$ Y[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
; b4 V! S. X/ y3 ?4 R0 p2 |[Wed Mar 15 22:56:34.221214 2017] [:error] [pid 2733] request.session.cycle_key()
' b. y. c& i& |' Z' u4 x& a1 _[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
# c' n! n3 Y% T2 m- K[Wed Mar 15 22:56:34.221228 2017] [:error] [pid 2733] self.create()
: a. i' n  L* N4 p" ?& `; B6 B[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
[Wed Mar 15 22:56:34.221281 2017] [:error] [pid 2733] "Unable to create a new session key. "
) J- u: X* d$ }9 u[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.
6 L) ], e9 o/ t8 M. `5 a- f! Q  i
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。

! w0 a3 p1 |. B5 u! g# vim /etc/openstack-dashboard/local_settings
#SESSION_ENGINE = ‘django.contrib.sessions.backends.cache’
SESSION_ENGINE = ‘django.contrib.sessions.backends.file’
# systemctl restart httpd memcached