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feat: Move metrics rules and alerts to separate package
Moved the definitions of alerts and rules to pkg/monitoring/rules package. Signed-off-by: Andrej Krejcir <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,174 @@ | ||
| package rules | ||
|
|
||
| import ( | ||
| "fmt" | ||
|
|
||
| promv1 "github.com/prometheus-operator/prometheus-operator/pkg/apis/monitoring/v1" | ||
| "k8s.io/apimachinery/pkg/util/intstr" | ||
| "k8s.io/utils/ptr" | ||
| ) | ||
|
|
||
| const ( | ||
| severityAlertLabelKey = "severity" | ||
| healthImpactAlertLabelKey = "operator_health_impact" | ||
| partOfAlertLabelKey = "kubernetes_operator_part_of" | ||
| partOfAlertLabelValue = "kubevirt" | ||
| componentAlertLabelKey = "kubernetes_operator_component" | ||
| componentAlertLabelValue = "ssp-operator" | ||
| ) | ||
|
|
||
| const ( | ||
| CommonTemplatesRestoredIncreaseQuery = "sum(increase(kubevirt_ssp_common_templates_restored_total{pod=~'ssp-operator.*'}[1h]))" | ||
| TemplateValidatorRejectedIncreaseQuery = "sum(increase(kubevirt_ssp_template_validator_rejected_total{pod=~'virt-template-validator.*'}[1h]))" | ||
| ) | ||
|
|
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| // RecordRulesDesc represent SSP Operator Prometheus Record Rules | ||
| type RecordRulesDesc struct { | ||
| Name string | ||
| Expr intstr.IntOrString | ||
| Description string | ||
| Type string | ||
| } | ||
|
|
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| // RecordRulesDescList lists all SSP Operator Prometheus Record Rules | ||
| var RecordRulesDescList = []RecordRulesDesc{ | ||
| { | ||
| Name: "kubevirt_ssp_operator_up", | ||
| Expr: intstr.FromString("sum(up{pod=~'ssp-operator.*'}) OR on() vector(0)"), | ||
| Description: "The total number of running ssp-operator pods", | ||
| Type: "Gauge", | ||
| }, | ||
| { | ||
| Name: "kubevirt_ssp_template_validator_up", | ||
| Expr: intstr.FromString("sum(up{pod=~'virt-template-validator.*'}) OR on() vector(0)"), | ||
| Description: "The total number of running virt-template-validator pods", | ||
| Type: "Gauge", | ||
| }, | ||
| { | ||
| Name: "kubevirt_ssp_operator_reconcile_succeeded_aggregated", | ||
| Expr: intstr.FromString("sum(kubevirt_ssp_operator_reconcile_succeeded)"), | ||
| Description: "The total number of ssp-operator pods reconciling with no errors", | ||
| Type: "Gauge", | ||
| }, | ||
| { | ||
| Name: "kubevirt_ssp_template_validator_rejected_increase", | ||
| Expr: intstr.FromString(TemplateValidatorRejectedIncreaseQuery + " OR on() vector(0)"), | ||
| Description: "The increase in the number of rejected template validators, over the last hour", | ||
| Type: "Gauge", | ||
| }, | ||
| { | ||
| Name: "kubevirt_ssp_common_templates_restored_increase", | ||
| Expr: intstr.FromString(CommonTemplatesRestoredIncreaseQuery + " OR on() vector(0)"), | ||
| Description: "The increase in the number of common templates restored by the operator back to their original state, over the last hour", | ||
| Type: "Gauge", | ||
| }, | ||
| } | ||
|
|
||
| func RecordRules() []promv1.Rule { | ||
| var recordRules []promv1.Rule | ||
|
|
||
| for _, rrd := range RecordRulesDescList { | ||
| recordRules = append(recordRules, promv1.Rule{Record: rrd.Name, Expr: rrd.Expr}) | ||
| } | ||
|
|
||
| return recordRules | ||
| } | ||
|
|
||
| func AlertRules(runbookURLTemplate string) []promv1.Rule { | ||
| return []promv1.Rule{ | ||
| { | ||
| Expr: intstr.FromString("sum(kubevirt_vmi_phase_count{phase=\"running\"}) by (node,os,workload,flavor,instance_type,preference)"), | ||
| Record: "cnv:vmi_status_running:count", | ||
| }, | ||
| { | ||
| Alert: "SSPDown", | ||
| Expr: intstr.FromString("kubevirt_ssp_operator_up == 0"), | ||
| For: ptr.To[promv1.Duration]("5m"), | ||
| Annotations: map[string]string{ | ||
| "summary": "All SSP operator pods are down.", | ||
| "runbook_url": fmt.Sprintf(runbookURLTemplate, "SSPDown"), | ||
| }, | ||
| Labels: map[string]string{ | ||
| severityAlertLabelKey: "critical", | ||
| healthImpactAlertLabelKey: "critical", | ||
| partOfAlertLabelKey: partOfAlertLabelValue, | ||
| componentAlertLabelKey: componentAlertLabelValue, | ||
| }, | ||
| }, | ||
| { | ||
| Alert: "SSPTemplateValidatorDown", | ||
| Expr: intstr.FromString("kubevirt_ssp_template_validator_up == 0"), | ||
| For: ptr.To[promv1.Duration]("5m"), | ||
| Annotations: map[string]string{ | ||
| "summary": "All Template Validator pods are down.", | ||
| "runbook_url": fmt.Sprintf(runbookURLTemplate, "SSPTemplateValidatorDown"), | ||
| }, | ||
| Labels: map[string]string{ | ||
| severityAlertLabelKey: "critical", | ||
| healthImpactAlertLabelKey: "critical", | ||
| partOfAlertLabelKey: partOfAlertLabelValue, | ||
| componentAlertLabelKey: componentAlertLabelValue, | ||
| }, | ||
| }, | ||
| { | ||
| Alert: "SSPFailingToReconcile", | ||
| Expr: intstr.FromString("(kubevirt_ssp_operator_reconcile_succeeded_aggregated == 0) and (kubevirt_ssp_operator_up > 0)"), | ||
| For: ptr.To[promv1.Duration]("5m"), | ||
| Annotations: map[string]string{ | ||
| "summary": "The ssp-operator pod is up but failing to reconcile", | ||
| "runbook_url": fmt.Sprintf(runbookURLTemplate, "SSPFailingToReconcile"), | ||
| }, | ||
| Labels: map[string]string{ | ||
| severityAlertLabelKey: "critical", | ||
| healthImpactAlertLabelKey: "critical", | ||
| partOfAlertLabelKey: partOfAlertLabelValue, | ||
| componentAlertLabelKey: componentAlertLabelValue, | ||
| }, | ||
| }, | ||
| { | ||
| Alert: "SSPHighRateRejectedVms", | ||
| Expr: intstr.FromString("kubevirt_ssp_template_validator_rejected_increase > 5"), | ||
| For: ptr.To[promv1.Duration]("5m"), | ||
| Annotations: map[string]string{ | ||
| "summary": "High rate of rejected Vms", | ||
| "runbook_url": fmt.Sprintf(runbookURLTemplate, "SSPHighRateRejectedVms"), | ||
| }, | ||
| Labels: map[string]string{ | ||
| severityAlertLabelKey: "warning", | ||
| healthImpactAlertLabelKey: "warning", | ||
| partOfAlertLabelKey: partOfAlertLabelValue, | ||
| componentAlertLabelKey: componentAlertLabelValue, | ||
| }, | ||
| }, | ||
| { | ||
| Alert: "SSPCommonTemplatesModificationReverted", | ||
| Expr: intstr.FromString("kubevirt_ssp_common_templates_restored_increase > 0"), | ||
| For: ptr.To[promv1.Duration]("0m"), | ||
| Annotations: map[string]string{ | ||
| "summary": "Common Templates manual modifications were reverted by the operator", | ||
| "runbook_url": fmt.Sprintf(runbookURLTemplate, "SSPCommonTemplatesModificationReverted"), | ||
| }, | ||
| Labels: map[string]string{ | ||
| severityAlertLabelKey: "warning", | ||
| healthImpactAlertLabelKey: "none", | ||
| partOfAlertLabelKey: partOfAlertLabelValue, | ||
| componentAlertLabelKey: componentAlertLabelValue, | ||
| }, | ||
| }, | ||
| { | ||
| Alert: "VirtualMachineCRCErrors", | ||
| Expr: intstr.FromString("(count(kubevirt_ssp_vm_rbd_block_volume_without_rxbounce > 0) or vector(0)) > 0"), | ||
| Annotations: map[string]string{ | ||
| "description": "{{ $value }} Virtual Machines are in risk of causing CRC errors and major service outages", | ||
| "summary": "When running VMs using ODF storage with 'rbd' mounter or 'rbd.csi.ceph.com provisioner', it will report bad crc/signature errors and cluster performance will be severely degraded if krbd:rxbounce is not set.", | ||
| "runbook_url": fmt.Sprintf(runbookURLTemplate, "VirtualMachineCRCErrors"), | ||
| }, | ||
| Labels: map[string]string{ | ||
| severityAlertLabelKey: "warning", | ||
| healthImpactAlertLabelKey: "none", | ||
| partOfAlertLabelKey: partOfAlertLabelValue, | ||
| componentAlertLabelKey: componentAlertLabelValue, | ||
| }, | ||
| }, | ||
| } | ||
| } |
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