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Fix alert evaluation logic and issue with calculating min and max of columns without numbers

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This commit is contained in:
Ezra Odio
2024-08-02 19:47:29 +00:00
committed by Eric Radman
parent a2611b89a3
commit e44fcdb653
3 changed files with 59 additions and 28 deletions
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8
client/app/pages/alert/components/Criteria.jsx
View File

@@ -67,7 +67,9 @@ export default function Criteria({ columnNames, resultValues, alertOptions, onCh
<small className="alert-criteria-hint">
Max column value is{" "}
<code className="p-0">
{toString(Math.max(...resultValues.map((o) => o[alertOptions.column]))) || "unknown"}
{toString(
Math.max(...resultValues.map((o) => Number(o[alertOptions.column])).filter((value) => !isNaN(value)))
) || "unknown"}
</code>
</small>
);
@@ -76,7 +78,9 @@ export default function Criteria({ columnNames, resultValues, alertOptions, onCh
<small className="alert-criteria-hint">
Min column value is{" "}
<code className="p-0">
{toString(Math.min(...resultValues.map((o) => o[alertOptions.column]))) || "unknown"}
{toString(
Math.min(...resultValues.map((o) => Number(o[alertOptions.column])).filter((value) => !isNaN(value)))
) || "unknown"}
</code>
</small>
);

31
redash/models/__init__.py
View File

@@ -916,6 +916,8 @@ def next_state(op, value, threshold):
if op(value, threshold):
new_state = Alert.TRIGGERED_STATE
elif not value_is_number and op not in [OPERATORS.get("!="), OPERATORS.get("=="), OPERATORS.get("equals")]:
new_state = Alert.UNKNOWN_STATE
else:
new_state = Alert.OK_STATE
@@ -967,18 +969,22 @@ class Alert(TimestampMixin, BelongsToOrgMixin, db.Model):
else:
selector = self.options["selector"]
if selector == "max":
max_val = float("-inf")
for i in range(0, len(data["rows"])):
max_val = max(max_val, data["rows"][i][self.options["column"]])
value = max_val
elif selector == "min":
min_val = float("inf")
for i in range(0, len(data["rows"])):
min_val = min(min_val, data["rows"][i][self.options["column"]])
value = min_val
else:
value = data["rows"][0][self.options["column"]]
try:
if selector == "max":
max_val = float("-inf")
for i in range(len(data["rows"])):
max_val = max(max_val, float(data["rows"][i][self.options["column"]]))
value = max_val
elif selector == "min":
min_val = float("inf")
for i in range(len(data["rows"])):
min_val = min(min_val, float(data["rows"][i][self.options["column"]]))
value = min_val
else:
value = data["rows"][0][self.options["column"]]
except ValueError:
return self.UNKNOWN_STATE
threshold = self.options["value"]
@@ -1007,7 +1013,6 @@ class Alert(TimestampMixin, BelongsToOrgMixin, db.Model):
result_table = [] # A two-dimensional array which can rendered as a table in Mustache
for row in data["rows"]:
result_table.append([row[col["name"]] for col in data["columns"]])
print("OPTIONS", self.options)
context = {
"ALERT_NAME": self.name,
"ALERT_URL": "{host}/alerts/{alert_id}".format(host=host, alert_id=self.id),

48
tests/models/test_alerts.py
View File

@@ -71,23 +71,45 @@ class TestAlertEvaluate(BaseTestCase):
alert = self.create_alert(results)
self.assertEqual(alert.evaluate(), Alert.UNKNOWN_STATE)
def test_evaluates_correctly_with_max_selector(self):
results = {"rows": [{"foo": 1}, {"foo": 2}], "columns": [{"name": "foo", "type": "STRING"}]}
alert = self.create_alert(results)
alert.options["selector"] = "max"
self.assertEqual(alert.evaluate(), Alert.OK_STATE)
def test_evaluates_correctly_with_min_selector(self):
results = {"rows": [{"foo": 2}, {"foo": 1}], "columns": [{"name": "foo", "type": "STRING"}]}
alert = self.create_alert(results)
alert.options["selector"] = "min"
self.assertEqual(alert.evaluate(), Alert.TRIGGERED_STATE)
def test_evaluates_correctly_with_first_selector(self):
results = {"rows": [{"foo": 1}, {"foo": 2}], "columns": [{"name": "foo", "type": "STRING"}]}
results = {"rows": [{"foo": 1}, {"foo": 2}], "columns": [{"name": "foo", "type": "INTEGER"}]}
alert = self.create_alert(results)
alert.options["selector"] = "first"
self.assertEqual(alert.evaluate(), Alert.TRIGGERED_STATE)
results = {
"rows": [{"foo": "test"}, {"foo": "test"}, {"foo": "test"}],
"columns": [{"name": "foo", "type": "STRING"}],
}
alert = self.create_alert(results)
alert.options["selector"] = "first"
alert.options["op"] = "<"
self.assertEqual(alert.evaluate(), Alert.UNKNOWN_STATE)
def test_evaluates_correctly_with_min_selector(self):
results = {"rows": [{"foo": 2}, {"foo": 1}], "columns": [{"name": "foo", "type": "INTEGER"}]}
alert = self.create_alert(results)
alert.options["selector"] = "min"
self.assertEqual(alert.evaluate(), Alert.TRIGGERED_STATE)
results = {
"rows": [{"foo": "test"}, {"foo": "test"}, {"foo": "test"}],
"columns": [{"name": "foo", "type": "STRING"}],
}
alert = self.create_alert(results)
alert.options["selector"] = "min"
self.assertEqual(alert.evaluate(), Alert.UNKNOWN_STATE)
def test_evaluates_correctly_with_max_selector(self):
results = {"rows": [{"foo": 1}, {"foo": 2}], "columns": [{"name": "foo", "type": "INTEGER"}]}
alert = self.create_alert(results)
alert.options["selector"] = "max"
self.assertEqual(alert.evaluate(), Alert.OK_STATE)
results = {
"rows": [{"foo": "test"}, {"foo": "test"}, {"foo": "test"}],
"columns": [{"name": "foo", "type": "STRING"}],
}
alert = self.create_alert(results)
alert.options["selector"] = "max"
self.assertEqual(alert.evaluate(), Alert.UNKNOWN_STATE)
class TestNextState(TestCase):