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gitops-tbrnt/monitoring/vendor/github.com/prometheus-operator/prometheus-operator/jsonnet/prometheus-operator/prometheus-operator.libsonnet

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local k = import 'ksonnet/ksonnet.beta.4/k.libsonnet';
{
_config+:: {
namespace: 'default',
prometheusOperator+:: {
deploymentSelectorLabels: {
'app.kubernetes.io/name': 'prometheus-operator',
'app.kubernetes.io/component': 'controller',
},
commonLabels:
$._config.prometheusOperator.deploymentSelectorLabels
{ 'app.kubernetes.io/version': $._config.versions.prometheusOperator },
},
versions+:: {
prometheusOperator: 'v0.44.1',
prometheusConfigReloader: self.prometheusOperator,
},
imageRepos+:: {
prometheusOperator: 'quay.io/prometheus-operator/prometheus-operator',
prometheusConfigReloader: 'quay.io/prometheus-operator/prometheus-config-reloader',
},
},
prometheusOperator+:: {
local po = self,
namespace:: $._config.namespace,
commonLabels:: $._config.prometheusOperator.commonLabels,
deploymentSelectorLabels:: $._config.prometheusOperator.deploymentSelectorLabels,
image:: $._config.imageRepos.prometheusOperator,
version:: $._config.versions.prometheusOperator,
prometheusConfigReloaderImage:: $._config.imageRepos.prometheusConfigReloader,
prometheusConfigReloaderVersion:: $._config.versions.prometheusConfigReloader,
// Prefixing with 0 to ensure these manifests are listed and therefore created first.
'0alertmanagerCustomResourceDefinition': import 'alertmanager-crd.libsonnet',
'0alertmanagerConfigCustomResourceDefinition': import 'alertmanagerconfig-crd.libsonnet',
'0prometheusCustomResourceDefinition': import 'prometheus-crd.libsonnet',
'0servicemonitorCustomResourceDefinition': import 'servicemonitor-crd.libsonnet',
'0podmonitorCustomResourceDefinition': import 'podmonitor-crd.libsonnet',
'0probeCustomResourceDefinition': import 'probe-crd.libsonnet',
'0prometheusruleCustomResourceDefinition': import 'prometheusrule-crd.libsonnet',
'0thanosrulerCustomResourceDefinition': import 'thanosruler-crd.libsonnet',
clusterRoleBinding:
local clusterRoleBinding = k.rbac.v1.clusterRoleBinding;
clusterRoleBinding.new() +
clusterRoleBinding.mixin.metadata.withLabels(po.commonLabels) +
clusterRoleBinding.mixin.metadata.withName('prometheus-operator') +
clusterRoleBinding.mixin.roleRef.withApiGroup('rbac.authorization.k8s.io') +
clusterRoleBinding.mixin.roleRef.withName('prometheus-operator') +
clusterRoleBinding.mixin.roleRef.mixinInstance({ kind: 'ClusterRole' }) +
clusterRoleBinding.withSubjects([{ kind: 'ServiceAccount', name: 'prometheus-operator', namespace: po.namespace }]),
clusterRole:
local clusterRole = k.rbac.v1.clusterRole;
local policyRule = clusterRole.rulesType;
local monitoringRule = policyRule.new() +
policyRule.withApiGroups(['monitoring.coreos.com']) +
policyRule.withResources([
'alertmanagers',
'alertmanagers/finalizers',
'alertmanagerconfigs',
'prometheuses',
'prometheuses/finalizers',
'thanosrulers',
'thanosrulers/finalizers',
'servicemonitors',
'podmonitors',
'probes',
'prometheusrules',
]) +
policyRule.withVerbs(['*']);
local appsRule = policyRule.new() +
policyRule.withApiGroups(['apps']) +
policyRule.withResources([
'statefulsets',
]) +
policyRule.withVerbs(['*']);
local coreRule = policyRule.new() +
policyRule.withApiGroups(['']) +
policyRule.withResources([
'configmaps',
'secrets',
]) +
policyRule.withVerbs(['*']);
local podRule = policyRule.new() +
policyRule.withApiGroups(['']) +
policyRule.withResources([
'pods',
]) +
policyRule.withVerbs(['list', 'delete']);
local routingRule = policyRule.new() +
policyRule.withApiGroups(['']) +
policyRule.withResources([
'services',
'services/finalizers',
'endpoints',
]) +
policyRule.withVerbs(['get', 'create', 'update', 'delete']);
local nodeRule = policyRule.new() +
policyRule.withApiGroups(['']) +
policyRule.withResources([
'nodes',
]) +
policyRule.withVerbs(['list', 'watch']);
local namespaceRule = policyRule.new() +
policyRule.withApiGroups(['']) +
policyRule.withResources([
'namespaces',
]) +
policyRule.withVerbs(['get', 'list', 'watch']);
local ingressRule = policyRule.new() +
policyRule.withApiGroups(['networking.k8s.io']) +
policyRule.withResources([
'ingresses',
]) +
policyRule.withVerbs(['get', 'list', 'watch']);
local rules = [monitoringRule, appsRule, coreRule, podRule, routingRule, nodeRule, namespaceRule, ingressRule];
clusterRole.new() +
clusterRole.mixin.metadata.withLabels(po.commonLabels) +
clusterRole.mixin.metadata.withName('prometheus-operator') +
clusterRole.withRules(rules),
deployment:
local deployment = k.apps.v1.deployment;
local container = k.apps.v1.deployment.mixin.spec.template.spec.containersType;
local containerPort = container.portsType;
local targetPort = 8080;
local operatorContainer =
container.new('prometheus-operator', po.image + ':' + po.version) +
container.withPorts(containerPort.newNamed(targetPort, 'http')) +
container.withArgs([
'--kubelet-service=kube-system/kubelet',
'--prometheus-config-reloader=' + po.prometheusConfigReloaderImage + ':' + po.prometheusConfigReloaderVersion,
]) +
container.mixin.securityContext.withAllowPrivilegeEscalation(false) +
container.mixin.resources.withRequests({ cpu: '100m', memory: '100Mi' }) +
container.mixin.resources.withLimits({ cpu: '200m', memory: '200Mi' });
deployment.new('prometheus-operator', 1, operatorContainer, po.commonLabels) +
deployment.mixin.metadata.withNamespace(po.namespace) +
deployment.mixin.metadata.withLabels(po.commonLabels) +
deployment.mixin.spec.selector.withMatchLabels(po.deploymentSelectorLabels) +
deployment.mixin.spec.template.spec.withNodeSelector({ 'beta.kubernetes.io/os': 'linux' }) +
deployment.mixin.spec.template.spec.securityContext.withRunAsNonRoot(true) +
deployment.mixin.spec.template.spec.securityContext.withRunAsUser(65534) +
deployment.mixin.spec.template.spec.withServiceAccountName('prometheus-operator'),
serviceAccount:
local serviceAccount = k.core.v1.serviceAccount;
serviceAccount.new('prometheus-operator') +
serviceAccount.mixin.metadata.withLabels(po.commonLabels) +
serviceAccount.mixin.metadata.withNamespace(po.namespace),
service:
local service = k.core.v1.service;
local servicePort = k.core.v1.service.mixin.spec.portsType;
local poServicePort = servicePort.newNamed('http', 8080, 'http');
service.new('prometheus-operator', po.deployment.spec.selector.matchLabels, [poServicePort]) +
service.mixin.metadata.withLabels(po.commonLabels) +
service.mixin.metadata.withNamespace(po.namespace) +
service.mixin.spec.withClusterIp('None'),
serviceMonitor:
{
apiVersion: 'monitoring.coreos.com/v1',
kind: 'ServiceMonitor',
metadata: {
name: 'prometheus-operator',
namespace: po.namespace,
labels: po.commonLabels,
},
spec: {
endpoints: [
{
port: 'http',
honorLabels: true,
},
],
selector: {
matchLabels: po.commonLabels,
},
},
},
},
}