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Merge pull request #4227 from RolandMa1986/feat-gateway-matrics

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feat: ingress metrics query apis
This commit is contained in:
KubeSphere CI Bot
2021-09-16 22:30:52 +08:00
committed by GitHub
parent e44f4ec81d 19ac4bc2b0
commit 511d0d02ff
11 changed files with 233 additions and 0 deletions
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53
pkg/simple/client/monitoring/prometheus/promql.go
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@@ -165,6 +165,23 @@ var promQLTemplates = map[string]string{
"namespace_ingresses_extensions_count": `sum by (namespace) (kube_ingress_labels{namespace!=""} * on (namespace) group_left(workspace) kube_namespace_labels{$1})`,
"namespace_s2ibuilder_count": `sum by (namespace) (s2i_s2ibuilder_created{namespace!=""} * on (namespace) group_left(workspace) kube_namespace_labels{$1})`,
// ingress
"ingress_request_count": `round(sum(increase(nginx_ingress_controller_requests{$1,$2}[$3])))`,
"ingress_request_4xx_count": `round(sum(increase(nginx_ingress_controller_requests{$1,$2,status="[4].*"}[$3])))`,
"ingress_request_5xx_count": `round(sum(increase(nginx_ingress_controller_requests{$1,$2,status="[5].*"}[$3])))`,
"ingress_active_connections": `sum(avg_over_time(nginx_ingress_controller_nginx_process_connections{$2,state="active"}[$3]))`,
"ingress_success_rate": `sum(rate(nginx_ingress_controller_requests{$1,$2,status!~"[4-5].*"}[$3])) / sum(rate(nginx_ingress_controller_requests{$1,$2}[$3]))`,
"ingress_request_duration_average": `sum_over_time(nginx_ingress_controller_request_duration_seconds_sum{$1,$2}[$3])/sum_over_time(nginx_ingress_controller_request_duration_seconds_count{$1,$2}[$3])`,
"ingress_request_duration_50percentage": `histogram_quantile(0.50, sum by (le) (rate(nginx_ingress_controller_request_duration_seconds_bucket{$1,$2}[$3])))`,
"ingress_request_duration_95percentage": `histogram_quantile(0.90, sum by (le) (rate(nginx_ingress_controller_request_duration_seconds_bucket{$1,$2}[$3])))`,
"ingress_request_duration_99percentage": `histogram_quantile(0.99, sum by (le) (rate(nginx_ingress_controller_request_duration_seconds_bucket{$1,$2}[$3])))`,
"ingress_request_volume": `round(sum(irate(nginx_ingress_controller_requests{$1,$2}[$3])), 0.001)`,
"ingress_request_volume_by_ingress": `round(sum(irate(nginx_ingress_controller_requests{$1,$2}[$3])) by (ingress), 0.001)`,
"ingress_request_network_sent": `sum(irate(nginx_ingress_controller_response_size_sum{$1,$2}[$3]))`,
"ingress_request_network_received": `sum(irate(nginx_ingress_controller_request_size_sum{$1,$2}[$3]))`,
"ingress_request_memory_bytes": `avg(nginx_ingress_controller_nginx_process_resident_memory_bytes{$2})`,
"ingress_request_cpu_usage": `avg(rate(nginx_ingress_controller_nginx_process_cpu_seconds_total{$2}[5m]))`,
// workload
"workload_cpu_usage": `round(namespace:workload_cpu_usage:sum{$1}, 0.001)`,
"workload_memory_usage": `namespace:workload_memory_usage:sum{$1}`,
@@ -259,6 +276,8 @@ func makeExpr(metric string, opts monitoring.QueryOptions) string {
return makeContainerMetricExpr(tmpl, opts)
case monitoring.LevelPVC:
return makePVCMetricExpr(tmpl, opts)
case monitoring.LevelIngress:
return makeIngressMetricExpr(tmpl, opts)
case monitoring.LevelComponent:
return tmpl
default:
@@ -449,3 +468,37 @@ func makePVCMetricExpr(tmpl string, o monitoring.QueryOptions) string {
}
return strings.Replace(tmpl, "$1", pvcSelector, -1)
}
func makeIngressMetricExpr(tmpl string, o monitoring.QueryOptions) string {
var ingressSelector string
var jobSelector string
duration := "5m"
// parse Range Vector Selectors metric{key=value}[duration]
if o.Duration != nil {
duration = o.Duration.String()
}
// For monitoring ingress in the specific namespace
// GET /namespaces/{namespace}/ingress/{ingress} or
// GET /namespaces/{namespace}/ingress
if o.NamespaceName != "" {
if o.Ingress != "" {
ingressSelector = fmt.Sprintf(`exported_namespace="%s", ingress="%s"`, o.NamespaceName, o.Ingress)
} else {
ingressSelector = fmt.Sprintf(`exported_namespace="%s", ingress=~"%s"`, o.NamespaceName, o.ResourceFilter)
}
}
// job is a reqiuried filter
// GET /namespaces/{namespace}/ingress?job=xxx&pod=xxx
if o.Job != "" {
jobSelector = fmt.Sprintf(`job="%s"`, o.Job)
if o.PodName != "" {
jobSelector = fmt.Sprintf(`%s,controller_pod="%s"`, jobSelector, o.PodName)
}
}
tmpl = strings.Replace(tmpl, "$1", ingressSelector, -1)
tmpl = strings.Replace(tmpl, "$2", jobSelector, -1)
return strings.Replace(tmpl, "$3", duration, -1)
}