From 049882b85b0da20bac1ba9e3de847e874e3c1a57 Mon Sep 17 00:00:00 2001
From: ArthurSens <arthursens2005@gmail.com>
Date: Tue, 14 Dec 2021 15:03:20 +0000
Subject: [PATCH] docs/customization: Add prometheus-agent example
Signed-off-by: ArthurSens <arthursens2005@gmail.com>
---
docs/customizations/prometheus-agent.md | 64 +++++++++++++++++++++++++
1 file changed, 64 insertions(+)
create mode 100644 docs/customizations/prometheus-agent.md
diff --git a/docs/customizations/prometheus-agent.md b/docs/customizations/prometheus-agent.md
new file mode 100644
index 00000000..b234033b
--- /dev/null
+++ b/docs/customizations/prometheus-agent.md
@@ -0,0 +1,64 @@
+### Prometheus-agent mode
+
+***ATTENTION***: Although it is possible to run Prometheus in Agent mode with Prometheus-Operator, it requires strategic merge patches. This practice is not recommended and we do not provide support if Prometheus doesn't work as you expect. **Try it at your own risk!**
+
+```jsonnet mdox-exec="cat examples/prometheus-agent.jsonnet"
+local kp =
+ (import 'kube-prometheus/main.libsonnet') +
+ {
+ values+:: {
+ common+: {
+ namespace: 'monitoring',
+ versions+: {
+ prometheus: '2.32.0-beta.0',
+ },
+ },
+ prometheus+: {
+ resources: {
+ requests: { memory: '100Mi' },
+ },
+ enableFeatures: ['agent'],
+ },
+ },
+ prometheus+: {
+ prometheus+: {
+ spec+: {
+ replicas: 1,
+ alerting:: {},
+ ruleSelector:: {},
+ remoteWrite: [{
+ url: 'http://remote-write-url.com',
+ }],
+ containers+: [
+ {
+ name: 'prometheus',
+ args+: [
+ '--config.file=/etc/prometheus/config_out/prometheus.env.yaml',
+ '--storage.agent.path=/prometheus',
+ '--enable-feature=agent',
+ '--web.enable-lifecycle',
+ ],
+ },
+ ],
+ },
+ },
+ },
+ };
+
+{ 'setup/0namespace-namespace': kp.kubePrometheus.namespace } +
+{
+ ['setup/prometheus-operator-' + name]: kp.prometheusOperator[name]
+ for name in std.filter((function(name) name != 'serviceMonitor' && name != 'prometheusRule'), std.objectFields(kp.prometheusOperator))
+} +
+// serviceMonitor and prometheusRule are separated so that they can be created after the CRDs are ready
+{ 'prometheus-operator-serviceMonitor': kp.prometheusOperator.serviceMonitor } +
+{ 'prometheus-operator-prometheusRule': kp.prometheusOperator.prometheusRule } +
+{ 'kube-prometheus-prometheusRule': kp.kubePrometheus.prometheusRule } +
+{ ['blackbox-exporter-' + name]: kp.blackboxExporter[name] for name in std.objectFields(kp.blackboxExporter) } +
+{ ['grafana-' + name]: kp.grafana[name] for name in std.objectFields(kp.grafana) } +
+{ ['kube-state-metrics-' + name]: kp.kubeStateMetrics[name] for name in std.objectFields(kp.kubeStateMetrics) } +
+{ ['kubernetes-' + name]: kp.kubernetesControlPlane[name] for name in std.objectFields(kp.kubernetesControlPlane) }
+{ ['node-exporter-' + name]: kp.nodeExporter[name] for name in std.objectFields(kp.nodeExporter) } +
+{ ['prometheus-' + name]: kp.prometheus[name] for name in std.objectFields(kp.prometheus) } +
+{ ['prometheus-adapter-' + name]: kp.prometheusAdapter[name] for name in std.objectFields(kp.prometheusAdapter) }
+```
--
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