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Add ReadyReplicas metric to deployment metric family #1534

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merged 4 commits into from
Aug 3, 2021
Merged

Add ReadyReplicas metric to deployment metric family #1534

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1c538a2
Add ReadyReplicas metric to deployment metric family
akshitgrover Jul 19, 2021
f8be5e1
Fix deployment ready replicas metric name
akshitgrover Jul 22, 2021
8990d2e
Add kube_deployment_status_replicas_ready in the docs
akshitgrover Jul 22, 2021
4054191
Update deployment ready replicas metric status
akshitgrover Jul 26, 2021
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15 changes: 15 additions & 0 deletions internal/store/deployment.go
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Original file line number Diff line number Diff line change
Expand Up @@ -73,6 +73,21 @@ func deploymentMetricFamilies(allowLabelsList []string) []generator.FamilyGenera
}
}),
),
*generator.NewFamilyGenerator(
"kube_deployment_status_ready_replicas",
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"The number of ready replicas per deployment.",
metric.Gauge,
"",
wrapDeploymentFunc(func(d *v1.Deployment) *metric.Family {
return &metric.Family{
Metrics: []*metric.Metric{
{
Value: float64(d.Status.ReadyReplicas),
},
},
}
}),
),
*generator.NewFamilyGenerator(
"kube_deployment_status_replicas_available",
"The number of available replicas per deployment.",
Expand Down
6 changes: 6 additions & 0 deletions internal/store/deployment_test.go
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Expand Up @@ -53,6 +53,8 @@ func TestDeploymentStore(t *testing.T) {
# TYPE kube_deployment_spec_replicas gauge
# HELP kube_deployment_status_replicas The number of replicas per deployment.
# TYPE kube_deployment_status_replicas gauge
# HELP kube_deployment_status_ready_replicas The number of ready replicas per deployment.
# TYPE kube_deployment_status_ready_replicas gauge
# HELP kube_deployment_status_replicas_available The number of available replicas per deployment.
# TYPE kube_deployment_status_replicas_available gauge
# HELP kube_deployment_status_replicas_unavailable The number of unavailable replicas per deployment.
Expand Down Expand Up @@ -84,6 +86,7 @@ func TestDeploymentStore(t *testing.T) {
},
Status: v1.DeploymentStatus{
Replicas: 15,
ReadyReplicas: 10,
AvailableReplicas: 10,
UnavailableReplicas: 5,
UpdatedReplicas: 2,
Expand Down Expand Up @@ -116,6 +119,7 @@ func TestDeploymentStore(t *testing.T) {
kube_deployment_status_replicas_unavailable{deployment="depl1",namespace="ns1"} 5
kube_deployment_status_replicas_updated{deployment="depl1",namespace="ns1"} 2
kube_deployment_status_replicas{deployment="depl1",namespace="ns1"} 15
kube_deployment_status_ready_replicas{deployment="depl1",namespace="ns1"} 10
kube_deployment_status_condition{deployment="depl1",namespace="ns1",condition="Available",status="true"} 1
kube_deployment_status_condition{deployment="depl1",namespace="ns1",condition="Progressing",status="true"} 1
kube_deployment_status_condition{deployment="depl1",namespace="ns1",condition="Available",status="false"} 0
Expand All @@ -136,6 +140,7 @@ func TestDeploymentStore(t *testing.T) {
},
Status: v1.DeploymentStatus{
Replicas: 10,
ReadyReplicas: 5,
AvailableReplicas: 5,
UnavailableReplicas: 0,
UpdatedReplicas: 1,
Expand Down Expand Up @@ -169,6 +174,7 @@ func TestDeploymentStore(t *testing.T) {
kube_deployment_status_replicas_unavailable{deployment="depl2",namespace="ns2"} 0
kube_deployment_status_replicas_updated{deployment="depl2",namespace="ns2"} 1
kube_deployment_status_replicas{deployment="depl2",namespace="ns2"} 10
kube_deployment_status_ready_replicas{deployment="depl2",namespace="ns2"} 5
kube_deployment_status_condition{deployment="depl2",namespace="ns2",condition="Available",status="true"} 0
kube_deployment_status_condition{deployment="depl2",namespace="ns2",condition="Progressing",status="true"} 0
kube_deployment_status_condition{deployment="depl2",namespace="ns2",condition="ReplicaFailure",status="true"} 1
Expand Down