1174279 - [traceback] Duplicate "screen sharing" question metadata item

Status: RESOLVED WONTFIX

(support.mozilla.org :: General, defect)

Description

[Michael Cooper [:mythmon]]

It seems we need to deal with a question being offered for screen sharing more than once.

Sentry link: https://errormill.mozilla.org/support/sumo-stage/group/398372/

IntegrityError: (1062, "Duplicate entry '1012524-screen_sharing' for key 'questions_questionmetadata_question_and_name_idx'")

Stacktrace (most recent call last):

  File "django/core/handlers/base.py", line 111, in get_response
    response = wrapped_callback(request, *callback_args, **callback_kwargs)
  File "newrelic/hooks/framework_django.py", line 492, in wrapper
    return wrapped(*args, **kwargs)
  File "django/views/decorators/http.py", line 41, in inner
    return func(request, *args, **kwargs)
  File "kitsune/access/decorators.py", line 47, in _wrapped_view
    return view_fn(request, *args, **kwargs)
  File "kitsune/questions/views.py", line 1695, in screen_share
    question.add_metadata(screen_sharing='true')
  File "kitsune/questions/models.py", line 176, in add_metadata
    value=value)
  File "django/db/models/manager.py", line 92, in manager_method
    return getattr(self.get_queryset(), name)(*args, **kwargs)
  File "django/db/models/query.py", line 372, in create
    obj.save(force_insert=True, using=self.db)
  File "django/db/models/base.py", line 589, in save
    force_update=force_update, update_fields=update_fields)
  File "django/db/models/base.py", line 617, in save_base
    updated = self._save_table(raw, cls, force_insert, force_update, using, update_fields)
  File "django/db/models/base.py", line 698, in _save_table
    result = self._do_insert(cls._base_manager, using, fields, update_pk, raw)
  File "django/db/models/base.py", line 731, in _do_insert
    using=using, raw=raw)
  File "django/db/models/manager.py", line 92, in manager_method
    return getattr(self.get_queryset(), name)(*args, **kwargs)
  File "django/db/models/query.py", line 921, in _insert
    return query.get_compiler(using=using).execute_sql(return_id)
  File "django/db/models/sql/compiler.py", line 921, in execute_sql
    cursor.execute(sql, params)
  File "django/db/backends/utils.py", line 65, in execute
    return self.cursor.execute(sql, params)
  File "django/db/utils.py", line 94, in __exit__
    six.reraise(dj_exc_type, dj_exc_value, traceback)
  File "django/db/backends/utils.py", line 65, in execute
    return self.cursor.execute(sql, params)
  File "django/db/backends/mysql/base.py", line 129, in execute
    return self.cursor.execute(query, args)
  File "newrelic/hooks/database_dbapi2.py", line 21, in execute
    return self.__wrapped__.execute(sql, parameters)
  File "MySQLdb/cursors.py", line 173, in execute
    self.errorhandler(self, exc, value)
  File "MySQLdb/connections.py", line 36, in defaulterrorhandler
    raise errorclass, errorvalue