mirror of
https://github.com/carlosedp/cluster-monitoring.git
synced 2024-11-20 19:07:17 +01:00
103 lines
3.8 KiB
Plaintext
103 lines
3.8 KiB
Plaintext
local k = import 'ksonnet/ksonnet.beta.4/k.libsonnet';
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local utils = import 'utils.libsonnet';
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{
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_config+:: {
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namespace: 'monitoring',
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versions+:: {
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armExporter: 'latest',
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},
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imageRepos+:: {
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armExporter: 'carlosedp/arm_exporter',
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},
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},
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armExporter+:: {
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serviceAccount:
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utils.newServiceAccount('arm-exporter', $._config.namespace, null),
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clusterRole:
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utils.newClusterRole('arm-exporter', [
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{
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apis: ['authentication.k8s.io'],
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res: ['tokenreviews'],
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verbs: ['create'],
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},
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{
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apis: ['authorization.k8s.io'],
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res: ['subjectaccessreviews'],
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verbs: ['create'],
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},
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], null),
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clusterRoleBinding:
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utils.newClusterRoleBinding('arm-exporter', 'arm-exporter', $._config.namespace, 'arm-exporter', null),
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daemonset:
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local daemonset = k.apps.v1.daemonSet;
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local container = daemonset.mixin.spec.template.spec.containersType;
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local containerPort = container.portsType;
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local containerEnv = container.envType;
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local podLabels = { 'k8s-app': 'arm-exporter' };
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local armExporter =
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container.new('arm-exporter', $._config.imageRepos.armExporter + ':' + $._config.versions.armExporter) +
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container.withCommand([
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'/bin/rpi_exporter',
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'--web.listen-address=127.0.0.1:9243',
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]) +
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container.mixin.resources.withRequests({ cpu: '50m', memory: '50Mi' }) +
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container.mixin.resources.withLimits({ cpu: '100m', memory: '100Mi' });
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local ip = containerEnv.fromFieldPath('IP', 'status.podIP');
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local proxy =
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container.new('kube-rbac-proxy', $._config.imageRepos.kubeRbacProxy + ':' + $._config.versions.kubeRbacProxy) +
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container.withArgs([
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'--secure-listen-address=$(IP):9243',
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'--upstream=http://127.0.0.1:9243/',
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'--tls-cipher-suites=' + std.join(',', $._config.tlsCipherSuites),
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]) +
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container.withPorts(containerPort.new(9243) + containerPort.withHostPort(9243) + containerPort.withName('https')) +
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container.mixin.resources.withRequests({ cpu: '10m', memory: '20Mi' }) +
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container.mixin.resources.withLimits({ cpu: '20m', memory: '40Mi' }) +
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container.withEnv([ip]);
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local c = [armExporter, proxy];
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daemonset.new() +
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daemonset.mixin.metadata.withName('arm-exporter') +
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daemonset.mixin.metadata.withNamespace($._config.namespace) +
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daemonset.mixin.metadata.withLabels(podLabels) +
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daemonset.mixin.spec.selector.withMatchLabels(podLabels) +
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daemonset.mixin.spec.template.metadata.withLabels(podLabels) +
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daemonset.mixin.spec.template.spec.affinity.nodeAffinity.requiredDuringSchedulingIgnoredDuringExecution.withNodeSelectorTerms([{ matchExpressions: [{ key: 'kubernetes.io/arch', operator: 'In', values: ['arm', 'arm64'] }] }]) +
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daemonset.mixin.spec.template.spec.withTolerations([{ operator: 'Exists' }]) +
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daemonset.mixin.spec.template.spec.withServiceAccountName('arm-exporter') +
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daemonset.mixin.spec.template.spec.withContainers(c),
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service:
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local service = k.core.v1.service;
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local servicePort = k.core.v1.service.mixin.spec.portsType;
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local armExporterPort = servicePort.newNamed('https', 9243, 'https');
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service.new('arm-exporter', $.armExporter.daemonset.spec.selector.matchLabels, armExporterPort) +
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service.mixin.metadata.withNamespace($._config.namespace) +
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service.mixin.metadata.withLabels({ 'k8s-app': 'arm-exporter' }) +
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service.mixin.spec.withClusterIp('None'),
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serviceMonitor:
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utils.newServiceMonitorHTTPS(
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'arm-exporter',
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$._config.namespace,
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{ 'k8s-app': 'arm-exporter' },
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$._config.namespace,
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'https',
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'https',
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'/var/run/secrets/kubernetes.io/serviceaccount/token',
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),
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},
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}
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