90 lines
2.0 KiB
Plaintext
90 lines
2.0 KiB
Plaintext
{
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_config+:: {
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eks: {
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minimumAvailableIPs: 10,
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minimumAvailableIPsTime: '10m',
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},
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},
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prometheus+: {
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serviceMonitorCoreDNS+: {
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spec+: {
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endpoints: [
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{
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bearerTokenFile: '/var/run/secrets/kubernetes.io/serviceaccount/token',
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interval: '15s',
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targetPort: 9153,
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},
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],
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},
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},
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AwsEksCniMetricService: {
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apiVersion: 'v1',
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kind: 'Service',
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metadata: {
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name: 'aws-node',
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namespace: 'kube-system',
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labels: { 'k8s-app': 'aws-node' },
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},
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spec: {
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ports: [
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{ name: 'cni-metrics-port', port: 61678, targetPort: 61678 },
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],
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selector: { 'k8s-app': 'aws-node' },
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clusterIP: 'None',
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},
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},
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serviceMonitorAwsEksCNI: {
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apiVersion: 'monitoring.coreos.com/v1',
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kind: 'ServiceMonitor',
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metadata: {
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name: 'awsekscni',
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namespace: $._config.namespace,
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labels: {
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'k8s-app': 'eks-cni',
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},
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},
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spec: {
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jobLabel: 'k8s-app',
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selector: {
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matchLabels: {
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'k8s-app': 'aws-node',
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},
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},
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namespaceSelector: {
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matchNames: [
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'kube-system',
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],
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},
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endpoints: [
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{
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port: 'cni-metrics-port',
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interval: '30s',
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path: '/metrics',
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},
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],
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},
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},
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},
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prometheusRules+: {
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groups+: [
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{
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name: 'kube-prometheus-eks.rules',
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rules: [
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{
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expr: 'sum by(instance) (awscni_ip_max) - sum by(instance) (awscni_assigned_ip_addresses) < %s' % $._config.eks.minimumAvailableIPs,
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labels: {
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severity: 'critical',
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},
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annotations: {
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message: 'Instance {{ $labels.instance }} has less than 10 IPs available.',
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},
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'for': $._config.eks.minimumAvailableIPsTime,
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alert: 'EksAvailableIPs',
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},
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],
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},
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],
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},
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}
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