yahoo-eng-team team mailing list archive

[Tatiana Ovchinnikova <1833489@xxxxxxxxxxxxxxxxxx>]

There's no mistakes in the documentation here. Technically, the method
name can be arbitrary, however we have the convention of naming them
"get_*_data". I guess you had a call for "get_instane_data" somewhere in
your code.

** Changed in: horizon
       Status: New => Invalid

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https://bugs.launchpad.net/bugs/1833489

Title:
  Examples have errors in the Tutorials section of the horizon
  documentation

Status in OpenStack Dashboard (Horizon):
  Invalid

Bug description:
  Create the dashboard and panel according to the horizon document(Refer： Tutorial: Building a Dashboard using Horizon)
  But there was an error when I started horizon：
  ystem check identified no issues (0 silenced).
  June 20, 2019 - 01:36:02
  Django version 1.11.20, using settings 'openstack_dashboard.settings'
  Starting development server at http://192.168.117.132:8000/
  Quit the server with CONTROL-C.

  WARNING django.request Not Found: /favicon.ico
  WARNING django.server "GET /favicon.ico HTTP/1.1" 404 4687
  INFO django.server - Broken pipe from ('192.168.117.1', 61256)

  DEBUG:stevedore.extension:found extension EntryPoint.parse('http = oslo_policy._external:HttpCheck')
  DEBUG:stevedore.extension:found extension EntryPoint.parse('https = oslo_policy._external:HttpsCheck')
  INFO django.server "GET /auth/login/?next=/admin/ HTTP/1.1" 200 9504
  INFO django.server "GET /i18n/js/horizon+openstack_dashboard/ HTTP/1.1" 200 3217
  WARNING django.request Not Found: /dashboard/header/
  WARNING django.server "GET /dashboard/header/?next=/admin/ HTTP/1.1" 404 4715
  INFO django.server "GET /admin/ HTTP/1.1" 200 37382
  INFO django.server - Broken pipe from ('192.168.117.1', 61257)

  INFO openstack_auth.forms Login successful for user "admin" using domain "Default", remote address 192.168.117.1.
  INFO django.server "POST /auth/login/ HTTP/1.1" 302 0
  INFO django.server "GET /admin/ HTTP/1.1" 200 37377
  INFO django.server "GET /i18n/js/horizon+openstack_dashboard/ HTTP/1.1" 200 3217
  WARNING django.request Not Found: /dashboard/header/
  WARNING django.server "GET /dashboard/header/ HTTP/1.1" 404 4704
  ERROR django.request Internal Server Error: /mydashboard/
  Traceback (most recent call last):
    File "/usr/local/lib/python2.7/dist-packages/django/core/handlers/exception.py", line 41, in inner
      response = get_response(request)
    File "/usr/local/lib/python2.7/dist-packages/django/core/handlers/base.py", line 187, in _get_response
      response = self.process_exception_by_middleware(e, request)
    File "/usr/local/lib/python2.7/dist-packages/django/core/handlers/base.py", line 185, in _get_response
      response = wrapped_callback(request, *callback_args, **callback_kwargs)
    File "/opt/stack/horizon/horizon/decorators.py", line 36, in dec
      return view_func(request, *args, **kwargs)
    File "/opt/stack/horizon/horizon/decorators.py", line 52, in dec
      return view_func(request, *args, **kwargs)
    File "/opt/stack/horizon/horizon/decorators.py", line 36, in dec
      return view_func(request, *args, **kwargs)
    File "/opt/stack/horizon/horizon/decorators.py", line 113, in dec
      return view_func(request, *args, **kwargs)
    File "/usr/local/lib/python2.7/dist-packages/django/views/generic/base.py", line 68, in view
      return self.dispatch(request, *args, **kwargs)
    File "/usr/local/lib/python2.7/dist-packages/django/views/generic/base.py", line 88, in dispatch
      return handler(request, *args, **kwargs)
    File "/opt/stack/horizon/horizon/tabs/views.py", line 139, in get
      context = self.get_context_data(**kwargs)
    File "/opt/stack/horizon/horizon/tables/views.py", line 106, in get_context_data
      context = super(MultiTableMixin, self).get_context_data(**kwargs)
    File "/opt/stack/horizon/horizon/tabs/views.py", line 55, in get_context_data
      exceptions.handle(self.request)
    File "/opt/stack/horizon/horizon/exceptions.py", line 348, in handle
      six.reraise(exc_type, exc_value, exc_traceback)
    File "/opt/stack/horizon/horizon/tabs/views.py", line 53, in get_context_data
      context["tab_group"].load_tab_data()
    File "/opt/stack/horizon/horizon/tabs/base.py", line 178, in load_tab_data
      exceptions.handle(self.request)
    File "/opt/stack/horizon/horizon/exceptions.py", line 348, in handle
      six.reraise(exc_type, exc_value, exc_traceback)
    File "/opt/stack/horizon/horizon/tabs/base.py", line 175, in load_tab_data
      tab._data = tab.get_context_data(self.request)
    File "/opt/stack/horizon/horizon/tabs/base.py", line 533, in get_context_data
      self.load_table_data()
    File "/opt/stack/horizon/horizon/tabs/base.py", line 512, in load_table_data
      % {'func_name': func_name, 'cls_name': cls_name})
  NotImplementedError: You must define a get_instane_data method on InstanceTab.
  ERROR django.server "GET /mydashboard/ HTTP/1.1" 500 395237
  WARNING django.request Not Found: /favicon.ico
  WARNING django.server "GET /favicon.ico HTTP/1.1" 404 4684
  [2019-06-20 01:39:30,714 pyinotify ERROR] The pathname '/opt/stack/horizon/openstack_dashboard/dashboards/mydashboard/mypanel/tabs.py' of this watch <Watch wd=1536 path=/opt/stack/horizon/openstack_dashboard/dashboards/mydashboard/mypanel/tabs.py mask=4038 proc_fun=None auto_add=False exclude_filter=<function <lambda> at 0x7ff6c3ebbb18> dir=False > has probably changed and couldn't be updated, so it cannot be trusted anymore. To fix this error move directories/files only between watched parents directories, in this case e.g. put a watch on '/opt/stack/horizon/openstack_dashboard/dashboards/mydashboard/mypanel'.
  ERROR:pyinotify:The pathname '/opt/stack/horizon/openstack_dashboard/dashboards/mydashboard/mypanel/tabs.py' of this watch <Watch wd=1536 path=/opt/stack/horizon/openstack_dashboard/dashboards/mydashboard/mypanel/tabs.py mask=4038 proc_fun=None auto_add=False exclude_filter=<function <lambda> at 0x7ff6c3ebbb18> dir=False > has probably changed and couldn't be updated, so it cannot be trusted anymore. To fix this error move directories/files only between watched parents directories, in this case e.g. put a watch on '/opt/stack/horizon/openstack_dashboard/dashboards/mydashboard/mypanel'.
  Performing system checks...


  fixed the error when modify the method get_instances_data to
  get_instane_data in tabs.py

  So I think it's probably the documentation

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