[kube-prometheus-stack] Add custom CI actions (#4065)

* [kube-prometheus-stack] Add custom CI actions

Signed-off-by: Jan-Otto Kröpke <[email protected]>

* Apply suggestions from code review

Co-authored-by: Gabriel Martinez <[email protected]>
Signed-off-by: Jan-Otto Kröpke <[email protected]>

---------

Signed-off-by: Jan-Otto Kröpke <[email protected]>
Signed-off-by: Jan-Otto Kröpke <[email protected]>
Co-authored-by: Gabriel Martinez <[email protected]>

Author: jkroepke

charts/kube-prometheus-stack/Chart.yaml

@@ -21,7 +21,7 @@ name: kube-prometheus-stack
 sources:
   - https://github.com/prometheus-community/helm-charts
   - https://github.com/prometheus-operator/kube-prometheus
-version: 55.0.0
+version: 55.0.1
 appVersion: v0.70.0
 kubeVersion: ">=1.19.0-0"
 home: https://github.com/prometheus-operator/kube-prometheus

charts/kube-prometheus-stack/ci/lint.sh

@@ -0,0 +1,36 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+
+cd "${SCRIPT_DIR}/../"
+
+./hack/update_crds.sh
+if ! git diff --exit-code; then
+  echo "Please run ./hack/update_crds.sh"
+  exit 1
+fi
+
+python3 -m venv venv
+source venv/bin/activate
+pip3 install -r hack/requirements.txt
+
+go install -a github.com/jsonnet-bundler/jsonnet-bundler/cmd/jb@latest
+export PATH="$(go env GOPATH)/bin:$PATH"
+
+./hack/sync_prometheus_rules.py
+if ! git diff --exit-code; then
+  echo "Changes inside rules are not supported!"
+  echo "Please run ./hack/sync_prometheus_rules.py"
+  exit 1
+fi
+
+./hack/sync_grafana_dashboards.py
+if ! git diff --exit-code; then
+  echo "Changes inside dashboards are not supported!"
+  echo "Please run ./hack/sync_grafana_dashboards.py"
+  exit 1
+fi
+
+rm -rf ./venv ./*.git

charts/kube-prometheus-stack/hack/requirements.txt

@@ -1,2 +1,3 @@
-PyYAML==5.4
+PyYAML==6.0.1
 requests==2.31.0
+jsonnet

charts/kube-prometheus-stack/hack/sync_prometheus_rules.py

@@ -73,6 +73,7 @@ def new_representer(dumper, data):
         'min_kubernetes': '1.14.0-0',
         'is_mixin': True,
         'mixin_vars': {'_config': {
+            'clusterLabel': 'cluster',
             'windowsExporterSelector': 'job="windows-exporter"',
             'kubeStateMetricsSelector': 'job="kube-state-metrics"',
         }}
@@ -509,10 +510,10 @@ def main():
 
                 mixin = """
                 local kp =
-                    { prometheusAlerts+:: {}, prometheusRules+:: {}} + 
-                    (import "%s") + 
+                    { prometheusAlerts+:: {}, prometheusRules+:: {}} +
+                    (import "%s") +
                     %s;
-                
+
                 kp.prometheusAlerts + kp.prometheusRules
                 """