def edit_threshold(request, rule_id):
"""Controller for editing threshold rules"""
rule = get_object_or_404(ThresholdRule, pk=rule_id)
if request.method == 'POST':
form = ThresholdForm(request.POST, instance=rule)
metric = request.POST.get('target')
if form.is_valid():
handle_threshold_form(form, request)
return redirect('threshold-index')
else:
form = ThresholdForm(instance=rule)
metric = rule.target
heading = 'Edit threshold rule'
navpath = get_path() + [(heading, )]
title = create_title(navpath)
context = {
'heading': heading,
'form': form,
'metric': metric,
'title': title,
'navpath': navpath,
'id': rule.id,
}
return render(request, 'threshold/set_threshold.html', context)
def add_threshold(request, metric=None):
"""Controller for threshold search"""
if request.method == 'POST':
form = ThresholdForm(request.POST)
metric = request.POST.get('target')
if form.is_valid():
handle_threshold_form(form, request)
return redirect('threshold-index')
else:
if metric:
form = ThresholdForm(initial={'target': metric})
else:
form = ThresholdForm()
heading = 'Add threshold rule'
navpath = get_path() + [(heading, )]
title = create_title(navpath)
context = {
'heading': heading,
'form': form,
'metric': metric,
'title': title,
'navpath': navpath,
'id': None,
}
return render(request, 'threshold/set_threshold.html', context)
def test_thresholdform_with_invalid_period_should_not_validate():
form = ThresholdForm(
dict(
target='some.graphite.metric',
alert='>15',
clear='<14',
period='bad value',
))
assert not form.is_valid()
def test_filled_thresholdform_should_validate():
form = ThresholdForm(
dict(
target='some.graphite.metric',
alert='>15',
clear='<14',
period='15m',
))
assert form.is_valid()
def test_thresholdform_with_invalid_alert_expression_should_not_validate():
form = ThresholdForm(
dict(
target='some.graphite.metric',
alert='>><15',
clear='<14',
period='10m',
))
assert not form.is_valid()
def test_empty_thresholdform_should_not_validate():
form = ThresholdForm()
assert not form.is_valid()