def process_request(self, request):
# Our health check can't be a done as a view, because we need
# to bypass the ALLOWED_HOSTS check. We need to do this
# since not all load balancers can send the expected Host header
# which would cause a 400 BAD REQUEST, marking the node dead.
# Instead, we just intercept the request at this point, and return
# our success/failure immediately.
if request.path != "/_health/":
return
if "full" not in request.GET:
return HttpResponse("ok", content_type="text/plain")
from sentry.status_checks import Problem, check_all
from sentry.utils import json
threshold = Problem.threshold(Problem.SEVERITY_CRITICAL)
results = {
check: filter(threshold, problems)
for check, problems in check_all().items()
}
problems = list(itertools.chain.from_iterable(results.values()))
return HttpResponse(
json.dumps({
"problems": [six.text_type(p) for p in problems],
"healthy":
{type(check).__name__: not p
for check, p in results.items()},
}),
content_type="application/json",
status=(500 if problems else 200),
)
def process_request(self, request):
# Our health check can't be a done as a view, because we need
# to bypass the ALLOWED_HOSTS check. We need to do this
# since not all load balancers can send the expected Host header
# which would cause a 400 BAD REQUEST, marking the node dead.
# Instead, we just intercept the request at this point, and return
# our success/failure immediately.
if request.path != '/_health/':
return
if 'full' not in request.GET:
return HttpResponse('ok', content_type='text/plain')
from sentry.status_checks import Problem, check_all
from sentry.utils import json
threshold = Problem.threshold(Problem.SEVERITY_CRITICAL)
results = {check: filter(threshold, problems) for check, problems in check_all().items()}
problems = list(itertools.chain.from_iterable(results.values()))
return HttpResponse(
json.dumps(
{
'problems': [six.text_type(p) for p in problems],
'healthy': {type(check).__name__: not p for check, p in results.items()},
}
),
content_type='application/json',
status=(500 if problems else 200)
)
def test_full_health_bad(self, check_all):
check_all.return_value = {object(): [Problem("the system is down")]}
req = self.factory.get("/_health/?full")
resp = self.middleware.process_request(req)
assert resp.status_code == 500, resp
body = json.loads(resp.content)
assert "problems" in body
assert "healthy" in body
assert check_all.call_count == 1