def home(request):
"""view for the homepage of the Product DB
:param request:
:return:
"""
if login_required_if_login_only_mode(request):
return redirect('%s?next=%s' % (settings.LOGIN_URL, request.path))
# if the user is a super user, send a message if no backend worker process is running
if request.user.is_authenticated and request.user.is_superuser:
if not is_worker_active():
messages.add_message(
request,
level=messages.ERROR,
message="No backend worker process is running on the server. Please check the state of the application."
)
today_date = datetime.now().date()
context = cache.get(HOMEPAGE_CONTEXT_CACHE_KEY)
if not context:
all_products_query = Product.objects.all()
context = {
"recent_events": NotificationMessage.objects.filter(
created__gte=datetime.now(get_current_timezone()) - timedelta(days=30)
).order_by('-created')[:5],
"vendors": [x.name for x in Vendor.objects.all() if x.name != "unassigned"],
"product_count": all_products_query.count(),
"product_lifecycle_count": all_products_query.filter(eox_update_time_stamp__isnull=False).count(),
"product_no_eol_announcement_count": all_products_query.filter(
eox_update_time_stamp__isnull=False,
eol_ext_announcement_date__isnull=True
).count(),
"product_eol_announcement_count": all_products_query.filter(
eol_ext_announcement_date__isnull=False,
end_of_sale_date__gt=today_date
).count(),
"product_eos_count": all_products_query.filter(
Q(end_of_sale_date__lte=today_date, end_of_support_date__gt=today_date)|
Q(end_of_sale_date__lte=today_date, end_of_support_date__isnull=True)
).count(),
"product_eol_count": all_products_query.filter(
end_of_support_date__lte=today_date
).count(),
"product_price_count": all_products_query.filter(list_price__isnull=False).count(),
}
cache.set(HOMEPAGE_CONTEXT_CACHE_KEY, context, timeout=60*10)
context.update({
"TB_HOMEPAGE_TEXT_BEFORE_FAVORITE_ACTIONS":
TextBlock.objects.filter(name=TextBlock.TB_HOMEPAGE_TEXT_BEFORE_FAVORITE_ACTIONS).first(),
"TB_HOMEPAGE_TEXT_AFTER_FAVORITE_ACTIONS":
TextBlock.objects.filter(name=TextBlock.TB_HOMEPAGE_TEXT_AFTER_FAVORITE_ACTIONS).first(),
})
return render(request, "productdb/home.html", context=context)
def status(request):
"""
Status page for the Product Database
"""
app_config = AppSettings()
is_cisco_api_enabled = app_config.is_cisco_api_enabled()
context = {
"is_cisco_api_enabled": is_cisco_api_enabled
}
if is_cisco_api_enabled:
# test access (once every 30 minutes)
cisco_eox_api_test_successful = cache.get("CISCO_EOX_API_TEST", False)
# defaults, overwritten if an exception is thrown
cisco_eox_api_available = True
cisco_eox_api_message = "successful connected to the Cisco EoX API"
if not cisco_eox_api_test_successful:
try:
result = utils.check_cisco_eox_api_access(client_id=app_config.get_cisco_api_client_id(),
client_secret=app_config.get_cisco_api_client_secret(),
drop_credentials=False)
cache.set("CISCO_EOX_API_TEST", result, 60 * 30)
except Exception as ex:
cisco_eox_api_available = True
cisco_eox_api_message = str(ex)
context["cisco_eox_api_available"] = cisco_eox_api_available
context["cisco_eox_api_message"] = cisco_eox_api_message
# determine worker status
state = celery.is_worker_active()
if state and not settings.DEBUG:
worker_status = """
<div class="alert alert-success" role="alert">
<span class="fa fa-info-circle"></span>
Backend worker found.
</div>"""
else:
worker_status = """
<div class="alert alert-danger" role="alert">
<span class="fa fa-exclamation-circle"></span>
No backend worker found, asynchronous and scheduled tasks are not executed.
</div>"""
context['worker_status'] = mark_safe(worker_status)
return render(request, "config/status.html", context=context)
def get_celery_worker_state_html():
state = celery.is_worker_active()
if state:
worker_status = """
<div class="alert alert-success" role="alert">
<span class="fa fa-info-circle"></span>
Backend worker found.
</div>"""
else:
worker_status = """
<div class="alert alert-danger" role="alert">
<span class="fa fa-exclamation-circle"></span>
No backend worker found, asynchronous and scheduled tasks are not executed.
</div>"""
return worker_status
def create_product_check(request):
"""
create a Product Check and schedule task
:param request:
:return:
"""
if login_required_if_login_only_mode(request):
return redirect('%s?next=%s' % (settings.LOGIN_URL, request.path))
if request.method == "POST":
form = ProductCheckForm(request.POST)
if form.is_valid():
if form.cleaned_data["public_product_check"]:
form.instance.create_user = None
form.save()
# dispatch task
eta = now() + timedelta(seconds=3)
task = tasks.perform_product_check.apply_async(
eta=eta, args=(form.instance.id, ))
set_meta_data_for_task(
task_id=task.id,
title="Product check",
auto_redirect=True,
redirect_to=reverse(
"productdb:detail-product_check",
kwargs={"product_check_id": form.instance.id}))
logger.info("create product check with ID %d on task %s" %
(form.instance.id, task.id))
return redirect(
reverse("task_in_progress", kwargs={"task_id": task.id}))
else:
form = ProductCheckForm(
initial={
"create_user": request.user.id,
"public_product_check": False if request.user.id else True
})
# if user is not logged in, create always a public check
if not request.user.id:
form.fields["public_product_check"].widget.attrs['disabled'] = True
choose_migration_source = request.user.profile.choose_migration_source if request.user.is_authenticated(
) else False
worker_is_active = is_worker_active()
if getattr(settings, "CELERY_ALWAYS_EAGER", False):
# if celery always eager is enabled, it works without worker
worker_is_active = True
return render(request,
"productdb/product_check/create-product_check.html",
context={
"form": form,
"choose_migration_source": choose_migration_source,
"worker_is_active": worker_is_active
})