def check_database_is_migrated():
"""
Use a check that the database instance id model is initialized to check if the database
is in a proper state to be used. This must only be run after django initialization.
"""
apps.check_apps_ready()
from django.db import connection
from morango.models import InstanceIDModel
try:
InstanceIDModel.get_or_create_current_instance()[0]
connection.close()
return
except OperationalError:
try:
migrate_databases()
return
except Exception as e:
logging.error(
"Tried to migrate the database but another error occurred: {}".
format(e))
except Exception as e:
logging.error(
"Tried to check that the database was accessible and an error occurred: {}"
.format(e))
sys.exit(1)
def get_metrics(self, app_label=None):
"""Return list of registered metric classes, optionally filtered on an app_label."""
apps.check_apps_ready()
app_labels = [app_label] if app_label else self.all_metrics.keys()
result = []
for app_label in app_labels:
app_metrics = self._get_metrics_for_app(app_label=app_label)
result.extend(list(app_metrics.values()))
return result
def get_metric(self, app_label, metric_name=None):
"""Return the metric matching the given app_label and model_name.
As a shortcut, app_label may be in the form <app_label>.<model_name>.
model_name is case-insensitive.
Raise LookupError if no application exists with this label, or no
metric exists with this name in the application. Raise ValueError if
called with a single argument that doesn't contain exactly one dot.
"""
apps.check_apps_ready()
if metric_name is None:
app_label, metric_name = app_label.split(".")
app_metrics = self._get_metrics_for_app(app_label=app_label)
try:
return app_metrics[metric_name.lower()]
except KeyError:
raise LookupError("App '{}' doesn't have a '{}' metric.".format(
app_label, metric_name))
from kolibri.core.content.models import ChannelMetadata
from kolibri.core.content.permissions import CanExportLogs
from kolibri.core.content.permissions import CanManageContent
from kolibri.core.content.utils.channels import get_mounted_drive_by_id
from kolibri.core.content.utils.channels import get_mounted_drives_with_channel_info
from kolibri.core.content.utils.paths import get_content_database_file_path
from kolibri.core.tasks.exceptions import JobNotFound
from kolibri.core.tasks.exceptions import UserCancelledError
from kolibri.core.tasks.job import State
from kolibri.core.tasks.main import queue
from kolibri.utils import conf
try:
from django.apps import apps
apps.check_apps_ready()
except AppRegistryNotReady:
import django
django.setup()
NETWORK_ERROR_STRING = _("There was a network error.")
DISK_IO_ERROR_STRING = _("There was a disk access error.")
CATCHALL_SERVER_ERROR_STRING = _("There was an unknown error.")
def validate_content_task(request, task_description, require_channel=False):
try:
channel_id = task_description["channel_id"]
def _populate_app_cache():
global app_cache
apps.check_apps_ready()
for ac in apps.app_configs.values():
app_cache[ac.name] = ac
def _populate_app_cache():
apps.check_apps_ready()
for app_config in apps.app_configs.values():
app_cache[app_config.name] = app_config
import logging as logger
from django.apps.registry import AppRegistryNotReady
try:
from django.apps import apps
apps.check_apps_ready()
except AppRegistryNotReady:
import django
django.setup()
import requests
import platform
from django.core.management import call_command
from django.http import Http404
from django.utils.translation import ugettext as _
from django_q.humanhash import uuid
from kolibri.content.models import ChannelMetadataCache
from kolibri.content.utils.channels import get_mounted_drives_with_channel_info
from kolibri.content.utils.paths import get_content_database_file_url
from rest_framework import serializers, viewsets
from rest_framework.decorators import list_route
from rest_framework.response import Response
from django_q.tasks import async
from django_q.models import Task, OrmQ
from multiprocessing import Process
logging = logger.getLogger(__name__)
def windows_handle_async_call(target_func, *args, **kwargs):
import django
def check_django_stack_ready():
"""Checks that all Django apps are loaded"""
apps.check_apps_ready()
def _populate_app_cache():
global app_cache
apps.check_apps_ready()
for ac in apps.app_configs.values():
app_cache[ac.name] = ac
