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This commit is contained in:
Olivier Lemasle 2022-11-09 21:52:24 +01:00
parent fdfecc8d7f
commit 0ea1c1b8d3
23 changed files with 177 additions and 174 deletions
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17
pkg/naming/metrics_query.go
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@ -283,9 +283,8 @@ func (q *metricsQuery) processQueryParts(queryParts []queryPart) ([]string, map[
}
func (q *metricsQuery) selectMatcher(operator selection.Operator, values []string) (func(string, string) string, error) {
numValues := len(values)
if numValues == 0 {
switch len(values) {
case 0:
switch operator {
case selection.Exists:
return prom.LabelNeq, nil
@ -294,7 +293,7 @@ func (q *metricsQuery) selectMatcher(operator selection.Operator, values []strin
case selection.Equals, selection.DoubleEquals, selection.NotEquals, selection.In, selection.NotIn:
return nil, ErrMalformedQuery
}
} else if numValues == 1 {
case 1:
switch operator {
case selection.Equals, selection.DoubleEquals:
return prom.LabelEq, nil
@ -305,7 +304,7 @@ func (q *metricsQuery) selectMatcher(operator selection.Operator, values []strin
case selection.DoesNotExist, selection.NotIn:
return prom.LabelNotMatches, nil
}
} else {
default:
// Since labels can only have one value, providing multiple
// values results in a regex match, even if that's not what the user
// asked for.
@ -321,8 +320,8 @@ func (q *metricsQuery) selectMatcher(operator selection.Operator, values []strin
}
func (q *metricsQuery) selectTargetValue(operator selection.Operator, values []string) (string, error) {
numValues := len(values)
if numValues == 0 {
switch len(values) {
case 0:
switch operator {
case selection.Exists, selection.DoesNotExist:
// Return an empty string when values are equal to 0
@ -334,7 +333,7 @@ func (q *metricsQuery) selectTargetValue(operator selection.Operator, values []s
case selection.Equals, selection.DoubleEquals, selection.NotEquals, selection.In, selection.NotIn:
return "", ErrMalformedQuery
}
} else if numValues == 1 {
case 1:
switch operator {
case selection.Equals, selection.DoubleEquals, selection.NotEquals, selection.In, selection.NotIn:
// Pass the value through as-is.
@ -347,7 +346,7 @@ func (q *metricsQuery) selectTargetValue(operator selection.Operator, values []s
case selection.Exists, selection.DoesNotExist:
return "", ErrQueryUnsupportedValues
}
} else {
default:
switch operator {
case selection.Equals, selection.DoubleEquals, selection.NotEquals, selection.In, selection.NotIn:
// Pass the value through as-is.