DevFW-CICD/ingress-nginx-helm
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Use Gauge instead of Counter for connections_active Prometheus metric

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This commit is contained in:
Uladzimir Mihura 2019-03-04 22:35:45 +01:00
parent 213b8c8267
commit 13d0f0ddab
2 changed files with 13 additions and 15 deletions
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20
internal/ingress/metric/collectors/nginx_status_test.go
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@ -41,10 +41,9 @@ func TestStatusCollector(t *testing.T) {
mock: `
`,
want: `
# HELP nginx_ingress_controller_nginx_process_connections_total total number of connections with state {active, accepted, handled}
# HELP nginx_ingress_controller_nginx_process_connections_total total number of connections with state {accepted, handled}
# TYPE nginx_ingress_controller_nginx_process_connections_total counter
nginx_ingress_controller_nginx_process_connections_total{controller_class="nginx",controller_namespace="default",controller_pod="pod",state="accepted"} 0
nginx_ingress_controller_nginx_process_connections_total{controller_class="nginx",controller_namespace="default",controller_pod="pod",state="active"} 0
nginx_ingress_controller_nginx_process_connections_total{controller_class="nginx",controller_namespace="default",controller_pod="pod",state="handled"} 0
`,
metrics: []string{"nginx_ingress_controller_nginx_process_connections_total"},
@ -52,16 +51,15 @@ func TestStatusCollector(t *testing.T) {
{
name: "should return metrics for total connections",
mock: `
Active connections: 1
Active connections: 15
server accepts handled requests
1 2 3
1 2 3
Reading: 4 Writing: 5 Waiting: 6
`,
want: `
# HELP nginx_ingress_controller_nginx_process_connections_total total number of connections with state {active, accepted, handled}
# HELP nginx_ingress_controller_nginx_process_connections_total total number of connections with state {accepted, handled}
# TYPE nginx_ingress_controller_nginx_process_connections_total counter
nginx_ingress_controller_nginx_process_connections_total{controller_class="nginx",controller_namespace="default",controller_pod="pod",state="accepted"} 1
nginx_ingress_controller_nginx_process_connections_total{controller_class="nginx",controller_namespace="default",controller_pod="pod",state="active"} 1
nginx_ingress_controller_nginx_process_connections_total{controller_class="nginx",controller_namespace="default",controller_pod="pod",state="handled"} 2
`,
metrics: []string{"nginx_ingress_controller_nginx_process_connections_total"},
@ -69,21 +67,21 @@ func TestStatusCollector(t *testing.T) {
{
name: "should return nginx metrics all available metrics",
mock: `
Active connections: 1
Active connections: 15
server accepts handled requests
1 2 3
1 2 3
Reading: 4 Writing: 5 Waiting: 6
`,
want: `
# HELP nginx_ingress_controller_nginx_process_connections current number of client connections with state {reading, writing, waiting}
# HELP nginx_ingress_controller_nginx_process_connections current number of client connections with state {active, reading, writing, waiting}
# TYPE nginx_ingress_controller_nginx_process_connections gauge
nginx_ingress_controller_nginx_process_connections{controller_class="nginx",controller_namespace="default",controller_pod="pod",state="active"} 15
nginx_ingress_controller_nginx_process_connections{controller_class="nginx",controller_namespace="default",controller_pod="pod",state="reading"} 4
nginx_ingress_controller_nginx_process_connections{controller_class="nginx",controller_namespace="default",controller_pod="pod",state="waiting"} 6
nginx_ingress_controller_nginx_process_connections{controller_class="nginx",controller_namespace="default",controller_pod="pod",state="writing"} 5
# HELP nginx_ingress_controller_nginx_process_connections_total total number of connections with state {active, accepted, handled}
# HELP nginx_ingress_controller_nginx_process_connections_total total number of connections with state {accepted, handled}
# TYPE nginx_ingress_controller_nginx_process_connections_total counter
nginx_ingress_controller_nginx_process_connections_total{controller_class="nginx",controller_namespace="default",controller_pod="pod",state="accepted"} 1
nginx_ingress_controller_nginx_process_connections_total{controller_class="nginx",controller_namespace="default",controller_pod="pod",state="active"} 1
nginx_ingress_controller_nginx_process_connections_total{controller_class="nginx",controller_namespace="default",controller_pod="pod",state="handled"} 2
# HELP nginx_ingress_controller_nginx_process_requests_total total number of client requests
# TYPE nginx_ingress_controller_nginx_process_requests_total counter