mirror of
https://github.com/prometheus/prometheus
synced 2024-12-27 00:53:12 +00:00
Improve printing of rules and expressions.
This commit is contained in:
Julius Volz
parent
1c2ccef9a2
commit
fc97e688c6
@ -53,13 +53,38 @@ func (l LabelSet) Merge(other LabelSet) LabelSet {
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func (l LabelSet) String() string {
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labelStrings := make([]string, 0, len(l))
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for label, value := range l {
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labelStrings = append(labelStrings, fmt.Sprintf("%s='%s'", label, value))
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labelStrings = append(labelStrings, fmt.Sprintf("%s=%q", label, value))
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}
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switch len(labelStrings) {
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case 0:
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return ""
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default:
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sort.Strings(labelStrings)
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return fmt.Sprintf("{%s}", strings.Join(labelStrings, ", "))
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}
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}
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func (m Metric) String() string {
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metricName, ok := m[MetricNameLabel]
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if !ok {
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panic("Tried to print metric without name")
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}
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labelStrings := make([]string, 0, len(m)-1)
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for label, value := range m {
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if label != MetricNameLabel {
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labelStrings = append(labelStrings, fmt.Sprintf("%s=%q", label, value))
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}
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}
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switch len(labelStrings) {
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case 0:
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return string(metricName)
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default:
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sort.Strings(labelStrings)
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return fmt.Sprintf("%s{%s}", metricName, strings.Join(labelStrings, ", "))
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}
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}
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func (l LabelSet) ToMetric() Metric {
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metric := Metric{}
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@ -75,22 +75,9 @@ func (exprType ExprType) String() string {
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func (vector Vector) String() string {
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metricStrings := make([]string, 0, len(vector))
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for _, sample := range vector {
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metricName, ok := sample.Metric[model.MetricNameLabel]
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if !ok {
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panic("Tried to print vector without metric name")
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}
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labelStrings := make([]string, 0, len(sample.Metric)-1)
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for label, value := range sample.Metric {
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if label != model.MetricNameLabel {
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// TODO escape special chars in label values here and elsewhere.
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labelStrings = append(labelStrings, fmt.Sprintf("%s='%s'", label, value))
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}
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}
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sort.Strings(labelStrings)
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metricStrings = append(metricStrings,
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fmt.Sprintf("%s{%s} => %v @[%v]",
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metricName,
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strings.Join(labelStrings, ","),
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fmt.Sprintf("%s => %v @[%v]",
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sample.Metric,
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sample.Value, sample.Timestamp))
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}
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return strings.Join(metricStrings, "\n")
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@ -106,7 +93,7 @@ func (matrix Matrix) String() string {
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labelStrings := make([]string, 0, len(sampleSet.Metric)-1)
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for label, value := range sampleSet.Metric {
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if label != model.MetricNameLabel {
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labelStrings = append(labelStrings, fmt.Sprintf("%s='%s'", label, value))
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labelStrings = append(labelStrings, fmt.Sprintf("%s=%q", label, value))
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}
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}
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sort.Strings(labelStrings)
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@ -279,7 +266,7 @@ func (node *MatrixLiteral) NodeTreeToDotGraph() string {
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}
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func (node *StringLiteral) NodeTreeToDotGraph() string {
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return fmt.Sprintf("%#p[label=\"'%s'\"];\n", node, node.str)
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return fmt.Sprintf("%#p[label=\"'%q'\"];\n", node, node.str)
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}
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func (node *StringFunctionCall) NodeTreeToDotGraph() string {
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@ -316,12 +303,18 @@ func (node *VectorLiteral) String() string {
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labelStrings := make([]string, 0, len(node.labels)-1)
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for label, value := range node.labels {
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if label != model.MetricNameLabel {
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labelStrings = append(labelStrings, fmt.Sprintf("%s='%s'", label, value))
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labelStrings = append(labelStrings, fmt.Sprintf("%s=%q", label, value))
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}
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}
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switch len(labelStrings) {
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case 0:
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return string(metricName)
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default:
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sort.Strings(labelStrings)
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return fmt.Sprintf("%s{%s}", metricName, strings.Join(labelStrings, ","))
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}
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}
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func (node *VectorFunctionCall) String() string {
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return fmt.Sprintf("%s(%s)", node.function.name, node.args)
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@ -342,7 +335,7 @@ func (node *MatrixLiteral) String() string {
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}
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func (node *StringLiteral) String() string {
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return fmt.Sprintf("'%s'", node.str)
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return fmt.Sprintf("%q", node.str)
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}
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func (node *StringFunctionCall) String() string {
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@ -109,252 +109,252 @@ func TestExpressions(t *testing.T) {
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intervalRanges int
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}{
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{
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expr: "SUM(http_requests)",
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output: []string{"http_requests{} => 3600 @[%v]"},
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expr: `SUM(http_requests)`,
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output: []string{`http_requests => 3600 @[%v]`},
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fullRanges: 0,
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intervalRanges: 8,
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}, {
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expr: "SUM(http_requests) BY (job)",
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expr: `SUM(http_requests) BY (job)`,
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output: []string{
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"http_requests{job='api-server'} => 1000 @[%v]",
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"http_requests{job='app-server'} => 2600 @[%v]",
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`http_requests{job="api-server"} => 1000 @[%v]`,
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`http_requests{job="app-server"} => 2600 @[%v]`,
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},
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fullRanges: 0,
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intervalRanges: 8,
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}, {
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expr: "COUNT(http_requests) BY (job)",
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expr: `COUNT(http_requests) BY (job)`,
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output: []string{
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"http_requests{job='api-server'} => 4 @[%v]",
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"http_requests{job='app-server'} => 4 @[%v]",
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`http_requests{job="api-server"} => 4 @[%v]`,
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`http_requests{job="app-server"} => 4 @[%v]`,
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},
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fullRanges: 0,
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intervalRanges: 8,
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}, {
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expr: "SUM(http_requests) BY (job, group)",
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expr: `SUM(http_requests) BY (job, group)`,
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output: []string{
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"http_requests{group='canary',job='api-server'} => 700 @[%v]",
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"http_requests{group='canary',job='app-server'} => 1500 @[%v]",
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"http_requests{group='production',job='api-server'} => 300 @[%v]",
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"http_requests{group='production',job='app-server'} => 1100 @[%v]",
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`http_requests{group="canary", job="api-server"} => 700 @[%v]`,
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`http_requests{group="canary", job="app-server"} => 1500 @[%v]`,
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`http_requests{group="production", job="api-server"} => 300 @[%v]`,
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`http_requests{group="production", job="app-server"} => 1100 @[%v]`,
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},
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fullRanges: 0,
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intervalRanges: 8,
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}, {
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expr: "AVG(http_requests) BY (job)",
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expr: `AVG(http_requests) BY (job)`,
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output: []string{
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"http_requests{job='api-server'} => 250 @[%v]",
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"http_requests{job='app-server'} => 650 @[%v]",
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`http_requests{job="api-server"} => 250 @[%v]`,
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`http_requests{job="app-server"} => 650 @[%v]`,
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},
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fullRanges: 0,
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intervalRanges: 8,
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}, {
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expr: "MIN(http_requests) BY (job)",
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expr: `MIN(http_requests) BY (job)`,
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output: []string{
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"http_requests{job='api-server'} => 100 @[%v]",
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"http_requests{job='app-server'} => 500 @[%v]",
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`http_requests{job="api-server"} => 100 @[%v]`,
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`http_requests{job="app-server"} => 500 @[%v]`,
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},
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fullRanges: 0,
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intervalRanges: 8,
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}, {
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expr: "MAX(http_requests) BY (job)",
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expr: `MAX(http_requests) BY (job)`,
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output: []string{
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"http_requests{job='api-server'} => 400 @[%v]",
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"http_requests{job='app-server'} => 800 @[%v]",
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`http_requests{job="api-server"} => 400 @[%v]`,
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`http_requests{job="app-server"} => 800 @[%v]`,
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},
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fullRanges: 0,
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intervalRanges: 8,
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}, {
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expr: "SUM(http_requests) BY (job) - COUNT(http_requests) BY (job)",
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expr: `SUM(http_requests) BY (job) - COUNT(http_requests) BY (job)`,
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output: []string{
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"http_requests{job='api-server'} => 996 @[%v]",
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"http_requests{job='app-server'} => 2596 @[%v]",
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`http_requests{job="api-server"} => 996 @[%v]`,
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`http_requests{job="app-server"} => 2596 @[%v]`,
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},
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fullRanges: 0,
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intervalRanges: 8,
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}, {
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expr: "SUM(http_requests) BY (job) - 2",
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expr: `SUM(http_requests) BY (job) - 2`,
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output: []string{
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"http_requests{job='api-server'} => 998 @[%v]",
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"http_requests{job='app-server'} => 2598 @[%v]",
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`http_requests{job="api-server"} => 998 @[%v]`,
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`http_requests{job="app-server"} => 2598 @[%v]`,
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},
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fullRanges: 0,
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intervalRanges: 8,
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}, {
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expr: "SUM(http_requests) BY (job) % 3",
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expr: `SUM(http_requests) BY (job) % 3`,
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output: []string{
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"http_requests{job='api-server'} => 1 @[%v]",
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"http_requests{job='app-server'} => 2 @[%v]",
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`http_requests{job="api-server"} => 1 @[%v]`,
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`http_requests{job="app-server"} => 2 @[%v]`,
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},
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fullRanges: 0,
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intervalRanges: 8,
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}, {
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expr: "SUM(http_requests) BY (job) / 0",
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expr: `SUM(http_requests) BY (job) / 0`,
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output: []string{
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"http_requests{job='api-server'} => +Inf @[%v]",
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"http_requests{job='app-server'} => +Inf @[%v]",
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`http_requests{job="api-server"} => +Inf @[%v]`,
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`http_requests{job="app-server"} => +Inf @[%v]`,
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},
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fullRanges: 0,
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intervalRanges: 8,
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}, {
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expr: "SUM(http_requests) BY (job) > 1000",
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expr: `SUM(http_requests) BY (job) > 1000`,
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output: []string{
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"http_requests{job='app-server'} => 2600 @[%v]",
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`http_requests{job="app-server"} => 2600 @[%v]`,
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},
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fullRanges: 0,
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intervalRanges: 8,
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}, {
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expr: "SUM(http_requests) BY (job) <= 1000",
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expr: `SUM(http_requests) BY (job) <= 1000`,
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output: []string{
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"http_requests{job='api-server'} => 1000 @[%v]",
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`http_requests{job="api-server"} => 1000 @[%v]`,
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},
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fullRanges: 0,
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intervalRanges: 8,
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}, {
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expr: "SUM(http_requests) BY (job) != 1000",
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expr: `SUM(http_requests) BY (job) != 1000`,
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output: []string{
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"http_requests{job='app-server'} => 2600 @[%v]",
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`http_requests{job="app-server"} => 2600 @[%v]`,
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},
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fullRanges: 0,
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intervalRanges: 8,
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}, {
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expr: "SUM(http_requests) BY (job) == 1000",
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expr: `SUM(http_requests) BY (job) == 1000`,
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output: []string{
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"http_requests{job='api-server'} => 1000 @[%v]",
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`http_requests{job="api-server"} => 1000 @[%v]`,
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},
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fullRanges: 0,
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intervalRanges: 8,
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}, {
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expr: "SUM(http_requests) BY (job) + SUM(http_requests) BY (job)",
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expr: `SUM(http_requests) BY (job) + SUM(http_requests) BY (job)`,
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output: []string{
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"http_requests{job='api-server'} => 2000 @[%v]",
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"http_requests{job='app-server'} => 5200 @[%v]",
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`http_requests{job="api-server"} => 2000 @[%v]`,
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`http_requests{job="app-server"} => 5200 @[%v]`,
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},
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fullRanges: 0,
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intervalRanges: 8,
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}, {
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expr: "http_requests{job='api-server', group='canary'}",
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expr: `http_requests{job="api-server", group="canary"}`,
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output: []string{
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"http_requests{group='canary',instance='0',job='api-server'} => 300 @[%v]",
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"http_requests{group='canary',instance='1',job='api-server'} => 400 @[%v]",
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`http_requests{group="canary", instance="0", job="api-server"} => 300 @[%v]`,
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`http_requests{group="canary", instance="1", job="api-server"} => 400 @[%v]`,
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},
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fullRanges: 0,
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intervalRanges: 2,
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}, {
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expr: "http_requests{job='api-server', group='canary'} + delta(http_requests{job='api-server'}[5m], 1)",
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expr: `http_requests{job="api-server", group="canary"} + delta(http_requests{job="api-server"}[5m], 1)`,
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output: []string{
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"http_requests{group='canary',instance='0',job='api-server'} => 330 @[%v]",
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"http_requests{group='canary',instance='1',job='api-server'} => 440 @[%v]",
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`http_requests{group="canary", instance="0", job="api-server"} => 330 @[%v]`,
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`http_requests{group="canary", instance="1", job="api-server"} => 440 @[%v]`,
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},
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fullRanges: 4,
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intervalRanges: 0,
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}, {
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expr: "delta(http_requests[25m], 1)",
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expr: `delta(http_requests[25m], 1)`,
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output: []string{
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"http_requests{group='canary',instance='0',job='api-server'} => 150 @[%v]",
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"http_requests{group='canary',instance='0',job='app-server'} => 350 @[%v]",
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"http_requests{group='canary',instance='1',job='api-server'} => 200 @[%v]",
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"http_requests{group='canary',instance='1',job='app-server'} => 400 @[%v]",
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"http_requests{group='production',instance='0',job='api-server'} => 50 @[%v]",
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"http_requests{group='production',instance='0',job='app-server'} => 250 @[%v]",
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"http_requests{group='production',instance='1',job='api-server'} => 100 @[%v]",
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"http_requests{group='production',instance='1',job='app-server'} => 300 @[%v]",
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`http_requests{group="canary", instance="0", job="api-server"} => 150 @[%v]`,
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`http_requests{group="canary", instance="0", job="app-server"} => 350 @[%v]`,
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`http_requests{group="canary", instance="1", job="api-server"} => 200 @[%v]`,
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`http_requests{group="canary", instance="1", job="app-server"} => 400 @[%v]`,
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`http_requests{group="production", instance="0", job="api-server"} => 50 @[%v]`,
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`http_requests{group="production", instance="0", job="app-server"} => 250 @[%v]`,
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`http_requests{group="production", instance="1", job="api-server"} => 100 @[%v]`,
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`http_requests{group="production", instance="1", job="app-server"} => 300 @[%v]`,
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},
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fullRanges: 8,
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intervalRanges: 0,
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}, {
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expr: "sort(http_requests)",
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expr: `sort(http_requests)`,
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output: []string{
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"http_requests{group='production',instance='0',job='api-server'} => 100 @[%v]",
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"http_requests{group='production',instance='1',job='api-server'} => 200 @[%v]",
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"http_requests{group='canary',instance='0',job='api-server'} => 300 @[%v]",
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"http_requests{group='canary',instance='1',job='api-server'} => 400 @[%v]",
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"http_requests{group='production',instance='0',job='app-server'} => 500 @[%v]",
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"http_requests{group='production',instance='1',job='app-server'} => 600 @[%v]",
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"http_requests{group='canary',instance='0',job='app-server'} => 700 @[%v]",
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"http_requests{group='canary',instance='1',job='app-server'} => 800 @[%v]",
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`http_requests{group="production", instance="0", job="api-server"} => 100 @[%v]`,
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`http_requests{group="production", instance="1", job="api-server"} => 200 @[%v]`,
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`http_requests{group="canary", instance="0", job="api-server"} => 300 @[%v]`,
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`http_requests{group="canary", instance="1", job="api-server"} => 400 @[%v]`,
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`http_requests{group="production", instance="0", job="app-server"} => 500 @[%v]`,
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`http_requests{group="production", instance="1", job="app-server"} => 600 @[%v]`,
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`http_requests{group="canary", instance="0", job="app-server"} => 700 @[%v]`,
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`http_requests{group="canary", instance="1", job="app-server"} => 800 @[%v]`,
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},
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checkOrder: true,
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fullRanges: 0,
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intervalRanges: 8,
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}, {
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expr: "sort_desc(http_requests)",
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expr: `sort_desc(http_requests)`,
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output: []string{
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"http_requests{group='canary',instance='1',job='app-server'} => 800 @[%v]",
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"http_requests{group='canary',instance='0',job='app-server'} => 700 @[%v]",
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"http_requests{group='production',instance='1',job='app-server'} => 600 @[%v]",
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"http_requests{group='production',instance='0',job='app-server'} => 500 @[%v]",
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"http_requests{group='canary',instance='1',job='api-server'} => 400 @[%v]",
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"http_requests{group='canary',instance='0',job='api-server'} => 300 @[%v]",
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"http_requests{group='production',instance='1',job='api-server'} => 200 @[%v]",
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"http_requests{group='production',instance='0',job='api-server'} => 100 @[%v]",
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`http_requests{group="canary", instance="1", job="app-server"} => 800 @[%v]`,
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`http_requests{group="canary", instance="0", job="app-server"} => 700 @[%v]`,
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`http_requests{group="production", instance="1", job="app-server"} => 600 @[%v]`,
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`http_requests{group="production", instance="0", job="app-server"} => 500 @[%v]`,
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`http_requests{group="canary", instance="1", job="api-server"} => 400 @[%v]`,
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`http_requests{group="canary", instance="0", job="api-server"} => 300 @[%v]`,
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`http_requests{group="production", instance="1", job="api-server"} => 200 @[%v]`,
|
||||
`http_requests{group="production", instance="0", job="api-server"} => 100 @[%v]`,
|
||||
},
|
||||
checkOrder: true,
|
||||
fullRanges: 0,
|
||||
intervalRanges: 8,
|
||||
}, {
|
||||
// Single-letter label names and values.
|
||||
expr: "x{y='testvalue'}",
|
||||
expr: `x{y="testvalue"}`,
|
||||
output: []string{
|
||||
"x{y='testvalue'} => 100 @[%v]",
|
||||
`x{y="testvalue"} => 100 @[%v]`,
|
||||
},
|
||||
fullRanges: 0,
|
||||
intervalRanges: 1,
|
||||
}, {
|
||||
// Lower-cased aggregation operators should work too.
|
||||
expr: "sum(http_requests) by (job) + min(http_requests) by (job) + max(http_requests) by (job) + avg(http_requests) by (job)",
|
||||
expr: `sum(http_requests) by (job) + min(http_requests) by (job) + max(http_requests) by (job) + avg(http_requests) by (job)`,
|
||||
output: []string{
|
||||
"http_requests{job='app-server'} => 4550 @[%v]",
|
||||
"http_requests{job='api-server'} => 1750 @[%v]",
|
||||
`http_requests{job="app-server"} => 4550 @[%v]`,
|
||||
`http_requests{job="api-server"} => 1750 @[%v]`,
|
||||
},
|
||||
fullRanges: 0,
|
||||
intervalRanges: 8,
|
||||
}, {
|
||||
// Deltas should be adjusted for target interval vs. samples under target interval.
|
||||
expr: "delta(http_requests{group='canary',instance='1',job='app-server'}[18m], 1)",
|
||||
output: []string{"http_requests{group='canary',instance='1',job='app-server'} => 288 @[%v]"},
|
||||
expr: `delta(http_requests{group="canary", instance="1", job="app-server"}[18m], 1)`,
|
||||
output: []string{`http_requests{group="canary", instance="1", job="app-server"} => 288 @[%v]`},
|
||||
fullRanges: 1,
|
||||
intervalRanges: 0,
|
||||
}, {
|
||||
// Rates should transform per-interval deltas to per-second rates.
|
||||
expr: "rate(http_requests{group='canary',instance='1',job='app-server'}[10m])",
|
||||
output: []string{"http_requests{group='canary',instance='1',job='app-server'} => 0.26666666666666666 @[%v]"},
|
||||
expr: `rate(http_requests{group="canary", instance="1", job="app-server"}[10m])`,
|
||||
output: []string{`http_requests{group="canary", instance="1", job="app-server"} => 0.26666666666666666 @[%v]`},
|
||||
fullRanges: 1,
|
||||
intervalRanges: 0,
|
||||
}, {
|
||||
// Counter resets in middle of range are ignored by delta() if counter == 1.
|
||||
expr: "delta(testcounter_reset_middle[50m], 1)",
|
||||
output: []string{"testcounter_reset_middle{} => 90 @[%v]"},
|
||||
expr: `delta(testcounter_reset_middle[50m], 1)`,
|
||||
output: []string{`testcounter_reset_middle => 90 @[%v]`},
|
||||
fullRanges: 1,
|
||||
intervalRanges: 0,
|
||||
}, {
|
||||
// Counter resets in middle of range are not ignored by delta() if counter == 0.
|
||||
expr: "delta(testcounter_reset_middle[50m], 0)",
|
||||
output: []string{"testcounter_reset_middle{} => 50 @[%v]"},
|
||||
expr: `delta(testcounter_reset_middle[50m], 0)`,
|
||||
output: []string{`testcounter_reset_middle => 50 @[%v]`},
|
||||
fullRanges: 1,
|
||||
intervalRanges: 0,
|
||||
}, {
|
||||
// Counter resets at end of range are ignored by delta() if counter == 1.
|
||||
expr: "delta(testcounter_reset_end[5m], 1)",
|
||||
output: []string{"testcounter_reset_end{} => 0 @[%v]"},
|
||||
expr: `delta(testcounter_reset_end[5m], 1)`,
|
||||
output: []string{`testcounter_reset_end => 0 @[%v]`},
|
||||
fullRanges: 1,
|
||||
intervalRanges: 0,
|
||||
}, {
|
||||
// Counter resets at end of range are not ignored by delta() if counter == 0.
|
||||
expr: "delta(testcounter_reset_end[5m], 0)",
|
||||
output: []string{"testcounter_reset_end{} => -90 @[%v]"},
|
||||
expr: `delta(testcounter_reset_end[5m], 0)`,
|
||||
output: []string{`testcounter_reset_end => -90 @[%v]`},
|
||||
fullRanges: 1,
|
||||
intervalRanges: 0,
|
||||
}, {
|
||||
// Empty expressions shouldn't parse.
|
||||
expr: "",
|
||||
// Empty expressions shouldn"t parse.
|
||||
expr: ``,
|
||||
shouldFail: true,
|
||||
}, {
|
||||
// Subtracting a vector from a scalar is not supported.
|
||||
expr: "1 - http_requests",
|
||||
expr: `1 - http_requests`,
|
||||
shouldFail: true,
|
||||
}, {
|
||||
// Interval durations can't be in quotes.
|
||||
expr: "http_requests['1m']",
|
||||
// Interval durations can"t be in quotes.
|
||||
expr: `http_requests["1m"]`,
|
||||
shouldFail: true,
|
||||
},
|
||||
}
|
||||
@ -498,18 +498,18 @@ func TestAlertingRule(t *testing.T) {
|
||||
// Labels in expected output need to be alphabetically sorted.
|
||||
var evalOutputs = [][]string{
|
||||
{
|
||||
"ALERTS{alertname='HttpRequestRateLow',alertstate='pending',group='canary',instance='0',job='app-server'} => 1 @[%v]",
|
||||
"ALERTS{alertname='HttpRequestRateLow',alertstate='pending',group='canary',instance='1',job='app-server'} => 1 @[%v]",
|
||||
`ALERTS{alertname="HttpRequestRateLow", alertstate="pending", group="canary", instance="0", job="app-server"} => 1 @[%v]`,
|
||||
`ALERTS{alertname="HttpRequestRateLow", alertstate="pending", group="canary", instance="1", job="app-server"} => 1 @[%v]`,
|
||||
},
|
||||
{
|
||||
"ALERTS{alertname='HttpRequestRateLow',alertstate='pending',group='canary',instance='0',job='app-server'} => 0 @[%v]",
|
||||
"ALERTS{alertname='HttpRequestRateLow',alertstate='firing',group='canary',instance='0',job='app-server'} => 1 @[%v]",
|
||||
"ALERTS{alertname='HttpRequestRateLow',alertstate='pending',group='canary',instance='1',job='app-server'} => 0 @[%v]",
|
||||
"ALERTS{alertname='HttpRequestRateLow',alertstate='firing',group='canary',instance='1',job='app-server'} => 1 @[%v]",
|
||||
`ALERTS{alertname="HttpRequestRateLow", alertstate="pending", group="canary", instance="0", job="app-server"} => 0 @[%v]`,
|
||||
`ALERTS{alertname="HttpRequestRateLow", alertstate="firing", group="canary", instance="0", job="app-server"} => 1 @[%v]`,
|
||||
`ALERTS{alertname="HttpRequestRateLow", alertstate="pending", group="canary", instance="1", job="app-server"} => 0 @[%v]`,
|
||||
`ALERTS{alertname="HttpRequestRateLow", alertstate="firing", group="canary", instance="1", job="app-server"} => 1 @[%v]`,
|
||||
},
|
||||
{
|
||||
"ALERTS{alertname='HttpRequestRateLow',alertstate='firing',group='canary',instance='1',job='app-server'} => 0 @[%v]",
|
||||
"ALERTS{alertname='HttpRequestRateLow',alertstate='firing',group='canary',instance='0',job='app-server'} => 0 @[%v]",
|
||||
`ALERTS{alertname="HttpRequestRateLow", alertstate="firing", group="canary", instance="1", job="app-server"} => 0 @[%v]`,
|
||||
`ALERTS{alertname="HttpRequestRateLow", alertstate="firing", group="canary", instance="0", job="app-server"} => 0 @[%v]`,
|
||||
},
|
||||
{
|
||||
/* empty */
|
||||
@ -523,7 +523,7 @@ func TestAlertingRule(t *testing.T) {
|
||||
defer closer.Close()
|
||||
tieredStorage.Flush()
|
||||
|
||||
alertExpr, err := LoadExprFromString("http_requests{group='canary',job='app-server'} < 100")
|
||||
alertExpr, err := LoadExprFromString(`http_requests{group="canary", job="app-server"} < 100`)
|
||||
if err != nil {
|
||||
t.Fatalf("Unable to parse alert expression: %s", err)
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user