{"id":43187,"date":"2022-11-17T09:59:46","date_gmt":"2023-03-06T10:17:20","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bb%8b%e7%bb%8d%e8%ae%a9prometheus%e5%9c%a8kubernetes%e4%b8%8a%e6%9b%b4%e5%8a%a0%e7%ae%80%e5%8d%95%e7%9a%84prometheus-operator%e3%80%82\/"},"modified":"2024-04-29T01:05:54","modified_gmt":"2024-04-28T17:05:54","slug":"%e4%bb%8b%e7%bb%8d%e8%ae%a9prometheus%e5%9c%a8kubernetes%e4%b8%8a%e6%9b%b4%e5%8a%a0%e7%ae%80%e5%8d%95%e7%9a%84prometheus-operator%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bb%8b%e7%bb%8d%e8%ae%a9prometheus%e5%9c%a8kubernetes%e4%b8%8a%e6%9b%b4%e5%8a%a0%e7%ae%80%e5%8d%95%e7%9a%84prometheus-operator%e3%80%82\/","title":{"rendered":"\u4ecb\u7ecd\u8ba9Prometheus\u5728Kubernetes\u4e0a\u66f4\u52a0\u7b80\u5355\u7684Prometheus Operator"},"content":{"rendered":"<h2>\u5728\u4e2d\u6587\u4e2d\uff0c\u53ef\u4ee5\u8fd9\u6837\u89e3\u91ca&#8221;\u3044\u3093\u3068\u308d\u3060\u304f\u3057\u3087\u3093&#8221;\uff1a\u56fd\u9645\u4ea4\u6d41\u548c\u5408\u4f5c\u3002<\/h2>\n<p>\u4f60\u597d\uff0c\u6211\u662f\u70cf\u9f9c\u8c93\u3002<br \/>\n\u9019\u7bc7\u6587\u7ae0\u662f\u95dc\u65bc Kubernetes Advent Calendar 2019 \u7b2c\u5341\u4e09\u5929\u7684\u5167\u5bb9\u3002<\/p>\n<p>\u8fd9\u6b21\u662f\u5173\u4e8eKubernetes\u7684\u5723\u8bde\u8282\u65e5\u5386\uff0c\u4f46\u662f\u6211\u53ea\u4f1a\u7528kubectl get pod\uff0c\u6240\u4ee5\u6211\u60f3\u8c08\u4e00\u8c08Prometheus\u3002<br \/>\n\u4f46\u662f\uff0c\u5355\u7eaf\u5730\u8c08Prometheus\u4e5f\u6ca1\u4ec0\u4e48\u610f\u4e49\uff0c\u6240\u4ee5\u672c\u6b21\u6211\u60f3\u63a8\u8350\u4e00\u4e0b\u5728Kubernetes\u4e0a\u8fd0\u884cPrometheus\u7684\u6700\u4f73\u9009\u62e9\u2014\u2014Prometheus Operator\u3002<\/p>\n<h2>Prometheus Operator \u662f\u4ec0\u4e48\uff1f<\/h2>\n<p>PrometheusOperator\u7684\u540d\u5b57\u5c31\u662f\u6307\u5b83\u662fPrometheus\u7684\u64cd\u4f5c\u5458\u3002<\/p>\n<p>coreos\/prometheus-operator &#8211; github.com<br \/>\ncoreos\/prometheus-operator &#8211; github.com\uff08\u6838\u5fc3\u64cd\u4f5c\u7cfb\u7edf\/prometheus-operator &#8211; github.com\uff09<\/p>\n<p>\u5982\u679c\u4e0d\u660e\u767d\u4ec0\u4e48\u662f\u8fd0\u8425\u8005\uff0c\u8bf7\u653e\u5fc3\u3002\u6211\u4e5f\u4e0d\u77e5\u9053\u8fd0\u8425\u8005\u662f\u4ec0\u4e48\u3002<br \/>\n\u7136\u800c\uff0c\u5728\u8fd9\u5e7f\u9614\u7684\u4e92\u8054\u7f51\u4e0a\u6709\u5f88\u591a\u8d44\u6599\u3002\u6bd4\u5982\u50cf\u8fd9\u6837\u7684\u3002<\/p>\n<p>\u64cd\u4f5c\u8005\u5982\u4f55\u6539\u53d8? \u672a\u6765\u7684\u6570\u636e\u5e93\u8fd0\u8425 \/ cndt2019_k8s_operator &#8211; Speaker Deck<\/p>\n<p>\u8fd9\u662fCyberAgent\u7684@yukirii\u5148\u751f\u7684\u7cbe\u5f69\u5e7b\u706f\u7247\u3002\u975e\u5e38\u6613\u61c2\uff0c\u6211\u975e\u5e38\u559c\u6b22\u3002\u770b\u4e86\u8fd9\u4e2a\uff0c\u64cd\u4f5c\u5458\u4e5f\u80fd\u5b8c\u5168\u7406\u89e3\u3002<\/p>\n<h3>PrometheusOperator\u662f\u4ec0\u4e48\uff1f<\/h3>\n<p>\u597d\u7684\uff0cOperator\u5728\u9605\u8bfb\u4e0a\u9762\u7684\u5e7b\u706f\u7247\u540e\u53ef\u80fd\u4f1a\u63d0\u5230\u7684\u662fPrometheusOperator\u3002<br \/>\nPrometheusOperator\u662f\u7531CoreOS\u57282016\u5e74\u53d1\u5e03\u7684\u3002\u5b83\u4e3a\u5728Kubernetes\u4e0a\u8fd0\u884cPrometheus\u63d0\u4f9b\u4e86\u4e00\u4e9b\u529f\u80fd\uff0c\u4f8b\u5982\u4ee5\u4e0b\u51e0\u4e2a\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Prometheus\u3084AlertManager\u306e\u4f5c\u6210\u3084\u5197\u9577\u5316\u306a\u3069\u3092\u81ea\u52d5\u3067\u884c\u3046<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Prometheus\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3084\u30c7\u30fc\u30bf\u6c38\u7d9a\u5316\u3001Replica\u306a\u3069\u3092Kubernetes Like\u306b\u7c21\u5358\u306b\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>ServiceMonitor\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u30e9\u30d9\u30eb\u3092\u5b9a\u7fa9\u3059\u308b\u3060\u3051\u3067\u7c21\u5358\u306bPod\u3084Service\u306eScrape\u3092\u8ffd\u52a0\u3059\u308b<\/p>\n<p>\u9664\u4e86\u5176\u4ed6\u4e00\u4e9b\u529f\u80fd\u5916\uff0c\u4e3b\u8981\u5c31\u5982\u4e0a\u6240\u8ff0\u3002<br \/>\n\u7279\u522b\u662f\uff0cServiceMonitor\u975e\u5e38\u5f3a\u5927\uff0c\u53ef\u4ee5\u7b80\u5316\u4f7fPrometheus\u53d8\u5f97\u68d8\u624b\u7684ScrapeConfig\u3002<br \/>\n\u6b64\u5916\uff0c\u901a\u8fc7\u96c6\u4e2d\u4f7f\u7528ServiceMonitor\uff0c\u53ef\u4ee5\u5c06\u5bb9\u6613\u53d8\u5f97\u6df7\u4e71\u7684ScrapeConfig\u6574\u5408\u5230\u7edf\u4e00\u800c\u7b80\u5355\u7684\u683c\u5f0f\u4e2d\u3002<\/p>\n<h3>PrometheusOperator\u7684\u67b6\u6784<\/h3>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d512037434c4406cc8c7d\/14-0.png\" alt=\"image.png\" \/><\/div>\n<p>\u901a\u8fc7\u90e8\u7f72PrometheusOperator\uff0c\u5c06\u4f1a\u6839\u636e\u8bbe\u7f6e\u7684\u526f\u672c\u6570\u6765\u90e8\u7f72\u76f8\u5e94\u6570\u91cf\u7684Prometheus\u670d\u52a1\u5668\u3002\u540c\u65f6\uff0c\u8fd8\u4f1a\u90e8\u7f72AlertManager\u3002\u6b64\u5916\uff0cOperator\u8fd8\u4f1a\u5b9a\u4e49CRD\u7684ServiceMonitor\uff0c\u57fa\u4e8eServiceMonitor\u4e2d\u5b9a\u4e49\u7684\u6807\u7b7e\u7684Endpoint\u8fdb\u884c\u81ea\u52a8\u6293\u53d6\u3002<\/p>\n<h3>PrometheusOperator\u7684\u81ea\u5b9a\u4e49\u8d44\u6e90<\/h3>\n<p>PrometheusOperator\u4e2d\u5b9a\u4e49\u4e86\u4ee5\u4e0b\u81ea\u5b9a\u4e49\u8d44\u6e90\u3002\u867d\u7136\u4e0d\u8be6\u7ec6\u4ecb\u7ecd\u6240\u6709\u8d44\u6e90\uff0c\u4f46\u7b80\u5355\u6765\u8bf4\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Prometheus<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">ServiceMonitor<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">PodMonitor<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">ALertmanager<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">PrometheusRule<\/ul>\n<p>\u5b9e\u9645\u4e0a\uff0c\u6211\u4ece\u6765\u6ca1\u6709\u4f7f\u7528\u8fc7PodMonitor\uff0c\u6240\u4ee5\u4e0d\u592a\u4e86\u89e3\uff0c\u4f46\u5176\u4ed6\u56db\u4e2a\u5927\u81f4\u4e0a\u662f\u8fd9\u6837\u7684\u3002<\/p>\n<h4>\u666e\u7f85\u7c73\u4fee\u65af<\/h4>\n<p>\u6211\u4eec\u5c06\u5b9a\u4e49\u4e00\u4e2aPrometheusServer\u3002<br \/>\n\u901a\u5e38\u60c5\u51b5\u4e0b\uff0cPrometheus\u7684\u914d\u7f6e\u662f\u5199\u5728prometheus.yml\u4e2d\u7684\uff0c\u4f46\u6211\u4eec\u5c06\u628a\u5b83\u4eec\u5b9a\u4e49\u4e3aKubernetes\u7684\u81ea\u5b9a\u4e49\u8d44\u6e90\u5b9a\u4e49\uff08CRD\uff09\u3002\u4e00\u4e2a\u4f8b\u5b50\u5982\u4e0b\u6240\u793a\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">monitoring.coreos.com\/v1<\/span>\r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">Prometheus<\/span>\r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">labels<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">prometheus<\/span><span class=\"pi\">:<\/span> <span class=\"s\">k8s<\/span>\r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">k8s<\/span>\r\n  <span class=\"na\">namespace<\/span><span class=\"pi\">:<\/span> <span class=\"s\">monitoring<\/span>\r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">alerting<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">alertmanagers<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"pi\">-<\/span> <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">alertmanager-main<\/span>\r\n      <span class=\"na\">namespace<\/span><span class=\"pi\">:<\/span> <span class=\"s\">monitoring<\/span>\r\n      <span class=\"na\">port<\/span><span class=\"pi\">:<\/span> <span class=\"s\">web<\/span>\r\n  <span class=\"na\">baseImage<\/span><span class=\"pi\">:<\/span> <span class=\"s\">quay.io\/prometheus\/prometheus<\/span>\r\n  <span class=\"na\">nodeSelector<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"s\">kubernetes.io\/os<\/span><span class=\"pi\">:<\/span> <span class=\"s\">linux<\/span>\r\n  <span class=\"na\">podMonitorNamespaceSelector<\/span><span class=\"pi\">:<\/span> <span class=\"pi\">{}<\/span>\r\n  <span class=\"na\">podMonitorSelector<\/span><span class=\"pi\">:<\/span> <span class=\"pi\">{}<\/span>\r\n  <span class=\"na\">replicas<\/span><span class=\"pi\">:<\/span> <span class=\"m\">2<\/span>\r\n  <span class=\"na\">retention<\/span><span class=\"pi\">:<\/span> <span class=\"s\">7d<\/span>\r\n  <span class=\"na\">resources<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">requests<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"na\">memory<\/span><span class=\"pi\">:<\/span> <span class=\"s\">400Mi<\/span>\r\n  <span class=\"na\">ruleSelector<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">matchLabels<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"na\">prometheus<\/span><span class=\"pi\">:<\/span> <span class=\"s\">k8s<\/span>\r\n      <span class=\"na\">role<\/span><span class=\"pi\">:<\/span> <span class=\"s\">alert-rules<\/span>\r\n  <span class=\"na\">remoteWrite<\/span><span class=\"pi\">:<\/span> <span class=\"pi\">{}<\/span>\r\n  <span class=\"na\">remoteRead<\/span><span class=\"pi\">:<\/span> <span class=\"pi\">{}<\/span>\r\n  <span class=\"na\">securityContext<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">fsGroup<\/span><span class=\"pi\">:<\/span> <span class=\"m\">2000<\/span>\r\n    <span class=\"na\">runAsNonRoot<\/span><span class=\"pi\">:<\/span> <span class=\"no\">true<\/span>\r\n    <span class=\"na\">runAsUser<\/span><span class=\"pi\">:<\/span> <span class=\"m\">1000<\/span>\r\n  <span class=\"na\">serviceAccountName<\/span><span class=\"pi\">:<\/span> <span class=\"s\">prometheus-k8s<\/span>\r\n  <span class=\"na\">serviceMonitorNamespaceSelector<\/span><span class=\"pi\">:<\/span> <span class=\"pi\">{}<\/span>\r\n  <span class=\"na\">serviceMonitorSelector<\/span><span class=\"pi\">:<\/span> <span class=\"pi\">{}<\/span>\r\n  <span class=\"na\">version<\/span><span class=\"pi\">:<\/span> <span class=\"s\">v2.11.0<\/span>\r\n<\/code><\/pre>\n<p>\u590d\u5236\u54c1\u88ab\u8bbe\u7f6e\u4e3a2\uff0c\u8fd9\u6837\u5c31\u4f1a\u81ea\u52a8\u90e8\u7f72\u4e24\u4e2aPrometheus\u3002\u5982\u679c\u66f4\u6539\u4e3a3\uff0c\u5c31\u4f1a\u90e8\u7f72\u4e09\u4e2a\u5b9e\u4f8b\u3002\u5f88\u7b80\u5355\u5427\u3002<br \/>\n\u6b64\u5916\uff0c\u4f8b\u5982\uff0cretention\u3001remoteWrite\/RemoteRead\u7b49\u90fd\u662fPrometheus\u7684\u914d\u7f6e\u8bbe\u7f6e\u3002\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u9605\u6b64API\u53c2\u8003\u6587\u6863\uff1a<br \/>\nhttps:\/\/github.com\/coreos\/prometheus-operator\/blob\/master\/Documentation\/api.md#prometheusspec<\/p>\n<h5>\u914d\u7f6e\u91cd\u8f7d\u5668<\/h5>\n<p>\u6b64\u5916\uff0cPrometheusOperator\u4e0d\u4ec5\u652f\u6301Prometheus\u7684\u90e8\u7f72\uff0c\u8fd8\u652f\u6301\u81ea\u52a8\u91cd\u65b0\u52a0\u8f7d\u914d\u7f6e\u3002<br \/>\n\u901a\u8fc7\u90e8\u7f72PrometheusOperator\uff0c\u6211\u4eec\u53ef\u4ee5\u53d1\u73b0\u6709\u4e00\u4e2a\u540d\u4e3aConfigReloader\u7684\u5bb9\u5668\u4f5c\u4e3aPrometheus Pod\u7684Sidecar\u88ab\u90e8\u7f72\u3002<br \/>\n\u8be6\u89c1\uff1ahttps:\/\/github.com\/coreos\/prometheus-operator\/tree\/master\/cmd\/prometheus-config-reloader<\/p>\n<p>\u8fd9\u5c06\u5b9a\u671f\u91cd\u65b0\u52a0\u8f7d kind: Prometheus \u548c additionalScrapeConfigs\uff08\u7528\u4e8e\u6dfb\u52a0\u65e0\u6cd5\u5728 ServiceMonitor \u4e2d\u5b9a\u4e49\u7684 ScrapeConfig\uff09\uff0c\u5e76\u5c06\u5176\u5e94\u7528\u4e8e\u8fd0\u884c\u4e2d\u7684 Prometheus\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u8981\u5e94\u7528 Prometheus \u7684\u914d\u7f6e\u66f4\u6539\uff0c\u9700\u8981\u4fee\u6539 prometheus.yml \u5e76\u91cd\u65b0\u542f\u52a8\u5b9e\u4f8b\u3002\u7136\u800c\uff0c\u5f53 Prometheus \u8981\u626b\u63cf\u7684\u76ee\u6807\u6570\u91cf\u589e\u52a0\u65f6\uff0c\u9700\u8981\u82b1\u8d39\u5f88\u957f\u65f6\u95f4\u624d\u80fd\u4f7f\u6240\u6709\u76ee\u6807\u5904\u4e8e Up \u72b6\u6001\u3002\u6b64\u5916\uff0c\u5982\u679c\u914d\u7f6e\u51fa\u73b0\u9519\u8bef\uff0c\u53ef\u80fd\u5bfc\u81f4\u65e0\u6cd5\u542f\u52a8\uff08\u4f46\u53ef\u4ee5\u901a\u8fc7\u8fd8\u539f\u914d\u7f6e\u6765\u91cd\u65b0\u542f\u52a8\uff09\u3002\u5c24\u5176\u662f\u5728\u91c7\u7528 GitOps \u7b49\u65b9\u5f0f\u65f6\uff0c\u7531\u4e8e Prometheus \u5b9e\u4f8b\u6ca1\u6709\u91cd\u65b0\u542f\u52a8\uff0c\u53ef\u80fd\u5bfc\u81f4 ConfigMap \u88ab\u66f4\u6539\u4f46\u914d\u7f6e\u672a\u5e94\u7528\uff0c\u4f46\u901a\u8fc7\u8fd9\u79cd\u65b9\u6cd5\u5c31\u53ef\u4ee5\u907f\u514d\u8fd9\u79cd\u60c5\u51b5\u7684\u53d1\u751f\u3002<\/p>\n<h4>\u670d\u52a1\u76d1\u63a7<\/h4>\n<p>ServiceMonitor\u4f1a\u67e5\u770bKubernetes\u4e0a\u7684ServiceResource\uff0c\u5e76\u6bd4\u8f83\u8be5Resource\u6240\u5305\u542b\u7684\u6807\u7b7e\u4e0eServiceMonitor\u4e2d\u8bbe\u7f6e\u7684\u6807\u7b7e\uff0c\u81ea\u52a8\u9009\u62e9\u5339\u914d\u7684\u5185\u5bb9\u8fdb\u884cScrape\u3002<br \/>\n\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u5728Prometheus\u4e2d\u6dfb\u52a0ScrapeTarget\u65f6\u9700\u8981\u9010\u4e00\u5728ScrapeConfigs\u4e2d\u8fdb\u884c\u914d\u7f6e\u3002\u7279\u522b\u662f\u5f53\u53ea\u662f\u60f3\u76d1\u89c6\u5177\u6709&#8221;app: hoge-app&#8221;\u6807\u7b7e\u7684Pod\u65f6\uff0c\u65e0\u6cd5\u76f4\u89c2\u5730\u7f16\u5199\uff0c\u9700\u8981\u4e00\u4e9b\u7279\u6b8a\u5904\u7406\u3002<\/p>\n<p>\u7136\u800c\uff0c\u4f7f\u7528ServiceMonitor\u80fd\u591f\u8f7b\u677e\u5730\u5b9a\u4e49\u5982\u4e0b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">monitoring.coreos.com\/v1<\/span>\r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">ServiceMonitor<\/span>\r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">labels<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">k8s-app<\/span><span class=\"pi\">:<\/span> <span class=\"s\">prometheus<\/span>\r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">prometheus<\/span>\r\n  <span class=\"na\">namespace<\/span><span class=\"pi\">:<\/span> <span class=\"s\">monitoring<\/span>\r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">endpoints<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"pi\">-<\/span> <span class=\"na\">interval<\/span><span class=\"pi\">:<\/span> <span class=\"s\">30s<\/span>\r\n    <span class=\"na\">port<\/span><span class=\"pi\">:<\/span> <span class=\"s\">web<\/span>\r\n  <span class=\"na\">selector<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">matchLabels<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"na\">prometheus<\/span><span class=\"pi\">:<\/span> <span class=\"s\">k8s<\/span>\r\n<\/code><\/pre>\n<p>\u5c06\u4f1a\u8bdd\u5b58\u6863\uff1a\u8fd9\u662f\u4e00\u4e2a\u7528\u4e8e\u76d1\u89c6 Prometheus \u7684 ServiceMonitor\uff0c\u7531 PrometheusOperator \u90e8\u7f72\u5c55\u5f00\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\u8fd9\u4e00\u70b9\u3002<\/p>\n<pre class=\"post-pre\"><code>  <span class=\"na\">selector<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">matchLabels<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"na\">prometheus<\/span><span class=\"pi\">:<\/span> <span class=\"s\">k8s<\/span>\r\n<\/code><\/pre>\n<p>\u901a\u8fc7\u5728Kubernetes\u4e2d\u5b9a\u4e49Deployment\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4e3amatchLabels\u5b9a\u4e49\u76ee\u6807\u6807\u7b7e\u7684\u952e\/\u503c\u6765\u7b80\u5355\u5730\u6307\u5b9a\u76ee\u6807\u3002<br \/>\n\u7136\u800c\uff0c\u8bf7\u6ce8\u610f\u8fd9\u91cc\u9700\u8981\u6307\u5b9a\u7684\u4e0d\u662fPod\u7684\u6807\u7b7e\uff0c\u800c\u662fService&#8230;&#8230;\u66f4\u786e\u5207\u5730\u8bf4\u662fEndpoints\u7684\u6807\u7b7e\u3002<br \/>\n\u901a\u8fc7\u5c55\u5f00Service\u8d44\u6e90\uff0c\u5c06\u81ea\u52a8\u521b\u5efaEndpoints\u8d44\u6e90\uff0c\u4f46\u53cd\u8fc7\u6765\uff0c\u5373\u4f7f\u6ca1\u6709Service\u8d44\u6e90\uff0c\u53ea\u8981\u6709Endpoints\u8d44\u6e90\u5c31\u53ef\u4ee5\u4f7f\u7528\u3002<\/p>\n<p>\u53e6\u5916\uff0c\u5982\u679c\u4ee5\u524d\u662f\u901a\u8fc7Prometheus\u7684Config\u8fdb\u884cService\u76d1\u63a7\u7684\u8bdd\uff0c\u6211\u4eec\u4f1a\u8bbe\u5b9a\u4e3arole: service\u3002<br \/>\n\u8fd9\u662f\u56e0\u4e3a\u5b83\u53c2\u8003\u4e86Kubernetes\u4e0a\u7684Service\u8d44\u6e90\uff0c\u65e0\u8bba\u540e\u7aef\u6709\u591a\u5c11\u4e2aPod\uff0c\u76ee\u6807\u90fd\u53ea\u4f1a\u662fService\u8d44\u6e90\u7684\u6570\u91cf\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6709\u4e00\u4e2a\u5339\u914d3\u4e2aPod\u7684Service\u5b58\u5728\uff0c\u5219\u76ee\u6807\u53ea\u4f1a\u662f1\u4e2a\u3002<\/p>\n<p>\u7136\u800c\uff0c\u901a\u8fc7ServiceMonitor\uff0c\u5982\u679c\u6709\u4e00\u4e2a\u4e0e3\u4e2aPod\u5339\u914d\u7684Service\uff0c\u90a3\u4e48\u5c06\u76d1\u89c6\u8fd93\u4e2aTarget\uff0c\u4ee5\u4fbf\u5f15\u7528Endpoints\u3002<br \/>\n\u6b64\u5916\uff0c\u901a\u8fc7\u4f7f\u7528Istio\u7b49VirtualService\uff0c\u53ef\u4ee5\u521b\u5efa\u4efb\u610f\u76ee\u6807\u7684Service\uff0c\u56e0\u6b64\u53ef\u4ee5\u5728PrometheusOperator\u76d1\u89c6\u5916\u90e8\u7ec8\u7aef\u65f6\u4f7f\u7528ServiceMonitor\u3002<\/p>\n<p>\u8bf7\u53c2\u8003\u4ee5\u4e0bAPI\u53c2\u8003\u6587\u6863\uff0c\u4e86\u89e3\u6709\u5173ServiceMonitor\u7684\u5176\u4ed6\u8be6\u7ec6\u4fe1\u606f\u3002<br \/>\nhttps:\/\/github.com\/coreos\/prometheus-operator\/blob\/master\/Documentation\/api.md#servicemonitorspec<\/p>\n<h4>\u544a\u8b66\u7ba1\u7406\u5668<\/h4>\n<p>\u5b9a\u4e49AlertManager\u3002<br \/>\n\u4e3b\u8981\u4e0ekind\uff1aPrometheus\u65e0\u5f02\u3002\u4ee5\u4e0b\u662fAlertmanager\u6e05\u5355\u7684\u793a\u4f8b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">monitoring.coreos.com\/v1<\/span>\r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">Alertmanager<\/span>\r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">labels<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">alertmanager<\/span><span class=\"pi\">:<\/span> <span class=\"s\">main<\/span>\r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">main<\/span>\r\n  <span class=\"na\">namespace<\/span><span class=\"pi\">:<\/span> <span class=\"s\">monitoring<\/span>\r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">baseImage<\/span><span class=\"pi\">:<\/span> <span class=\"s\">quay.io\/prometheus\/alertmanager<\/span>\r\n  <span class=\"na\">externalUrl<\/span><span class=\"pi\">:<\/span> <span class=\"s1\">'<\/span><span class=\"s\">alertmanager.example.com'<\/span>\r\n  <span class=\"na\">nodeSelector<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"s\">kubernetes.io\/os<\/span><span class=\"pi\">:<\/span> <span class=\"s\">linux<\/span>\r\n  <span class=\"na\">replicas<\/span><span class=\"pi\">:<\/span> <span class=\"m\">3<\/span>\r\n  <span class=\"na\">securityContext<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">fsGroup<\/span><span class=\"pi\">:<\/span> <span class=\"m\">2000<\/span>\r\n    <span class=\"na\">runAsNonRoot<\/span><span class=\"pi\">:<\/span> <span class=\"no\">true<\/span>\r\n    <span class=\"na\">runAsUser<\/span><span class=\"pi\">:<\/span> <span class=\"m\">1000<\/span>\r\n  <span class=\"na\">serviceAccountName<\/span><span class=\"pi\">:<\/span> <span class=\"s\">alertmanager-main<\/span>\r\n  <span class=\"na\">version<\/span><span class=\"pi\">:<\/span> <span class=\"s\">v0.18.0<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u8fd9\u91cc\uff0c\u5c31\u50cf Prometheus \u4e00\u6837\uff0c\u5b83\u5c06\u81ea\u52a8\u6269\u5c55\u526f\u672c\u7684\u6570\u91cf\u3002\u7136\u800c\uff0c\u4e0e Prometheus \u5927\u4e0d\u76f8\u540c\u7684\u662f\uff0c\u5b83\u8fd8\u4f1a\u81ea\u52a8\u8bbe\u7f6e\u96c6\u7fa4\u7684\u914d\u7f6e\u3002<br \/>\n\u4e0e Prometheus \u4e0d\u540c\uff0cAlertManager \u7684\u5197\u4f59\u6027\u5e76\u4e0d\u662f\u7b80\u5355\u5730\u5c06\u76f8\u540c\u7684\u4e1c\u897f\u5217\u51fa\u6765\u5c31\u53ef\u4ee5\u4e86\u3002<br \/>\n\u9700\u8981\u5728 AlertManager \u7684\u4e8c\u8fdb\u5236\u53c2\u6570\u4e2d\u6dfb\u52a0 &#8211;cluster.peer\uff0c\u5e76\u6307\u5b9a\u53e6\u4e00\u4e2a AlertManager \u5b9e\u4f8b\u7684\u7aef\u70b9\u3002<br \/>\nhttps:\/\/github.com\/prometheus\/alertmanager#high-availability<br \/>\n\u5728 Kubernetes \u4e0a\u90e8\u7f72\u65f6\uff0cPod \u7684 IP \u5730\u5740\u4f1a\u4e0d\u65ad\u53d8\u5316\u3002\u56e0\u6b64\uff0c\u9700\u8981\u8fdb\u884c\u4e00\u4e9b\u5904\u7406\uff0c\u4f8b\u5982\u4e3a\u6bcf\u4e2a AlertManager \u521b\u5efa\u591a\u4e2a\u670d\u52a1\u8d44\u6e90\uff08\u4f8b\u5982\uff0c\u521b\u5efa AlertManager-Blue \u548c AlertManager-Green\uff09\uff0c\u9700\u8981\u4e00\u4e9b\u6280\u5de7\u3002<br \/>\n\u4f46\u662f\uff0c\u5728 PrometheusOperator \u4e2d\uff0c\u8fd9\u4e9b\u90fd\u4f1a\u81ea\u52a8\u914d\u7f6e\uff0c\u4ece\u800c\u5927\u5927\u51cf\u5c11\u4e86\u8fd9\u65b9\u9762\u7684\u5de5\u4f5c\u91cf\u3002<\/p>\n<p>\u8bf7\u53c2\u9605\u4ee5\u4e0bAPI\u53c2\u8003\u6587\u6863\uff0c\u4e86\u89e3Alertmanager\u7684\u8be6\u7ec6\u4fe1\u606f\uff1a<br \/>\nhttps:\/\/github.com\/coreos\/prometheus-operator\/blob\/master\/Documentation\/api.md#alertmanagerspec<\/p>\n<h4>\u666e\u7f57\u7c73\u4fee\u65af\u89c4\u5219<\/h4>\n<p>PrometheusRule\u662fPrometheus\u7684\u4e00\u9879\u529f\u80fd\uff0c\u53ef\u4ee5\u7528\u4e8e\u8bbe\u7f6ePrometheus\u7684\u89c4\u5219\u3002<br \/>\n\u9664\u4e86\u8bbe\u7f6ePrometheus\u672c\u8eab\u7684\u914d\u7f6e\u548c\u6293\u53d6\u914d\u7f6e\u4e4b\u5916\uff0cPrometheus\u8fd8\u6709\u4e00\u9879\u540d\u4e3aRule\u7684\u914d\u7f6e\u3002<br \/>\n\u901a\u8fc7\u4f7f\u7528PromQL\u7f16\u5199\u8fd9\u4e9b\u914d\u7f6e\uff0c\u53ef\u4ee5\u5b9a\u671f\u6267\u884cPromQL\u67e5\u8be2\uff0c\u5e76\u5728\u5339\u914d\u65f6\u4f7f\u7528AlertManager\u8fdb\u884c\u544a\u8b66\u3002<br \/>\n\u5c06\u8fd9\u4e9b\u914d\u7f6e\u5b9a\u4e49\u4e3aCustom Resource Definition (CRD) \u5c31\u662fPrometheusRule\u3002<\/p>\n<p>\u5173\u4e8e\u8fd9\u4e00\u70b9\uff0c\u5199\u901a\u5e38\u7684yaml\u4e0e\u4e4b\u524d\u6ca1\u6709\u4ec0\u4e48\u4e0d\u540c\uff0c\u4f46\u4e0d\u9700\u8981\u5355\u72ec\u7f16\u5199ConfigMap\u3002<br \/>\nPrometheusRule\u7684\u793a\u4f8b\u5982\u4e0b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">apiVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s\">monitoring.coreos.com\/v1<\/span>\r\n<span class=\"na\">kind<\/span><span class=\"pi\">:<\/span> <span class=\"s\">PrometheusRule<\/span>\r\n<span class=\"na\">metadata<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">labels<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">prometheus<\/span><span class=\"pi\">:<\/span> <span class=\"s\">k8s<\/span>\r\n    <span class=\"na\">role<\/span><span class=\"pi\">:<\/span> <span class=\"s\">alert-rules<\/span>\r\n  <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">prometheus-k8s-rules<\/span>\r\n  <span class=\"na\">namespace<\/span><span class=\"pi\">:<\/span> <span class=\"s\">monitoring<\/span>\r\n<span class=\"na\">spec<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">groups<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"pi\">-<\/span> <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">general.rules<\/span>\r\n    <span class=\"na\">rules<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"pi\">-<\/span> <span class=\"na\">alert<\/span><span class=\"pi\">:<\/span> <span class=\"s\">TargetDown<\/span>\r\n      <span class=\"na\">annotations<\/span><span class=\"pi\">:<\/span>\r\n        <span class=\"na\">message<\/span><span class=\"pi\">:<\/span> <span class=\"s1\">'<\/span><span class=\"s\">{{<\/span> <span class=\"s\">printf<\/span> <span class=\"s\">\"%.4g\"<\/span> <span class=\"s\">$value<\/span> <span class=\"s\">}}%<\/span> <span class=\"s\">of<\/span> <span class=\"s\">the<\/span> <span class=\"s\">{{<\/span> <span class=\"s\">$labels.job<\/span> <span class=\"s\">}}<\/span> <span class=\"s\">targets<\/span> <span class=\"s\">in<\/span>\r\n          <span class=\"s\">{{<\/span> <span class=\"s\">$labels.namespace<\/span> <span class=\"s\">}}<\/span> <span class=\"s\">namespace<\/span> <span class=\"s\">are<\/span> <span class=\"s\">down.'<\/span>\r\n      <span class=\"na\">expr<\/span><span class=\"pi\">:<\/span> <span class=\"s\">100 * (count(up == 0) BY (job, namespace, service) \/ count(up) BY (job,<\/span>\r\n        <span class=\"s\">namespace, service)) &gt; <\/span><span class=\"m\">10<\/span>\r\n      <span class=\"na\">for<\/span><span class=\"pi\">:<\/span> <span class=\"s\">10m<\/span>\r\n      <span class=\"na\">labels<\/span><span class=\"pi\">:<\/span>\r\n        <span class=\"na\">severity<\/span><span class=\"pi\">:<\/span> <span class=\"s\">warning<\/span>\r\n  <span class=\"pi\">-<\/span> <span class=\"na\">name<\/span><span class=\"pi\">:<\/span> <span class=\"s\">node-network<\/span>\r\n    <span class=\"na\">rules<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"pi\">-<\/span> <span class=\"na\">alert<\/span><span class=\"pi\">:<\/span> <span class=\"s\">NodeNetworkInterfaceFlapping<\/span>\r\n      <span class=\"na\">annotations<\/span><span class=\"pi\">:<\/span>\r\n        <span class=\"na\">message<\/span><span class=\"pi\">:<\/span> <span class=\"s\">Network interface \"{{ $labels.device }}\" changing it's up status<\/span>\r\n          <span class=\"s\">often on node-exporter {{ $labels.namespace }}\/{{ $labels.pod }}\"<\/span>\r\n      <span class=\"na\">expr<\/span><span class=\"pi\">:<\/span> <span class=\"pi\">|<\/span>\r\n        <span class=\"s\">changes(node_network_up{job=\"node-exporter\",device!~\"veth.+\"}[2m]) &gt; 2<\/span>\r\n      <span class=\"na\">for<\/span><span class=\"pi\">:<\/span> <span class=\"s\">2m<\/span>\r\n      <span class=\"na\">labels<\/span><span class=\"pi\">:<\/span>\r\n        <span class=\"na\">severity<\/span><span class=\"pi\">:<\/span> <span class=\"s\">warning<\/span>\r\n<\/code><\/pre>\n<p>\u4ecehttps:\/\/github.com\/coreos\/kube-prometheus\/blob\/master\/manifests\/prometheus-rules.yaml\u4e2d\u90e8\u5206\u6458\u5f55<\/p>\n<p>\u8bf7\u53c2\u8003\u4ee5\u4e0bAPI\u53c2\u8003\u6587\u6863\u4ee5\u83b7\u53d6PrometheuRule\u7684\u8be6\u7ec6\u4fe1\u606f\uff1a<br \/>\nhttps:\/\/github.com\/coreos\/prometheus-operator\/blob\/master\/Documentation\/api.md#prometheusrulespec\u3002<\/p>\n<h2>\u6267\u884c PrometheusOperator<\/h2>\n<p>\u5bf9\u4e8e\u5982\u4f55\u8fd0\u884c Prometheus Operator\uff0c\u60a8\u5e94\u8be5\u600e\u4e48\u505a\u5462\uff1f<br \/>\n\u867d\u7136\u60a8\u53ef\u4ee5\u81ea\u5df1\u4ece\u5934\u5f00\u59cb\u7f16\u5199\u6e05\u5355\uff0c\u4f46\u8fd9\u6837\u4f1a\u76f8\u5f53\u56f0\u96be\u3002\u5b9e\u9645\u4e0a\uff0cCoreOS\u5df2\u7ecf\u4e3a\u5b98\u65b9\u63d0\u4f9b\u4e86\u4e00\u4e9b\u6837\u4f8b\u6e05\u5355\uff0c\u6240\u4ee5\u6211\u4eec\u53ef\u4ee5\u8bd5\u7740\u4f7f\u7528\u5b83\u4eec\u3002<\/p>\n<p>\u8fd9\u4e2a\u4ed3\u5e93\u88ab\u653e\u7f6e\u5728coreos\/kube-prometheus\u4e0b\u9762\u3002<\/p>\n<p>\u628a\u5b83\u514b\u9686\u4e0b\u6765\uff0c\u7136\u540e\u53ea\u9700\u8981\u8fd0\u884c kubectl apply\u3002\u8ba9\u6211\u4eec\u5f00\u59cb\u5427\u3002<\/p>\n<p>\u9996\u5148\uff0c\u514b\u9686\u5b58\u50a8\u5e93\u3002<\/p>\n<pre class=\"post-pre\"><code>git clone https:\/\/github.com\/coreos\/kube-prometheus\r\n<span class=\"nb\">cd <\/span>kube-prometheus\r\n<\/code><\/pre>\n<p>\u5728\u6267\u884c\u6b64\u64cd\u4f5c\u524d\uff0c\u8bf7\u5c55\u5f00manifests\u6587\u4ef6\u5939\u4e2d\u7684\u6240\u6709\u5185\u5bb9\u3002<br \/>\n\u6b64\u5916\uff0cPrometheusOperator\u7684manifests\u6587\u4ef6\u4f4d\u4e8e.\/manifests\/setup\u76ee\u5f55\u4e2d\uff0c\u56e0\u6b64\u8bf7\u786e\u4fdd\u4f7f\u7528-R\u9009\u9879\u6765\u53c2\u8003\u5b50\u76ee\u5f55\u4e2d\u7684\u5185\u5bb9\u3002<br \/>\n\u6267\u884c\u64cd\u4f5c\u540e\u5e94\u8be5\u4f1a\u957f\u65f6\u95f4\u521b\u5efa\uff0c\u521b\u5efa\u7684Namespace\u5c06\u4e3aMonitoring\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> kubectl apply <span class=\"nt\">-f<\/span> manifests\/ <span class=\"nt\">-R<\/span>\r\nalertmanager.monitoring.coreos.com\/main created\r\nsecret\/alertmanager-main created\r\nservice\/alertmanager-main created\r\nserviceaccount\/alertmanager-main created\r\nservicemonitor.monitoring.coreos.com\/alertmanager created\r\nsecret\/grafana-datasources created\r\nconfigmap\/grafana-dashboard-apiserver created\r\nconfigmap\/grafana-dashboard-cluster-total created\r\nconfigmap\/grafana-dashboard-controller-manager created\r\nconfigmap\/grafana-dashboard-k8s-resources-cluster created\r\nconfigmap\/grafana-dashboard-k8s-resources-namespace created\r\nconfigmap\/grafana-dashboard-k8s-resources-node created\r\nconfigmap\/grafana-dashboard-k8s-resources-pod created\r\nconfigmap\/grafana-dashboard-k8s-resources-workload created\r\nconfigmap\/grafana-dashboard-k8s-resources-workloads-namespace created\r\nconfigmap\/grafana-dashboard-kubelet created\r\nconfigmap\/grafana-dashboard-namespace-by-pod created\r\nconfigmap\/grafana-dashboard-namespace-by-workload created\r\nconfigmap\/grafana-dashboard-node-cluster-rsrc-use created\r\nconfigmap\/grafana-dashboard-node-rsrc-use created\r\nconfigmap\/grafana-dashboard-nodes created\r\nconfigmap\/grafana-dashboard-persistentvolumesusage created\r\nconfigmap\/grafana-dashboard-pod-total created\r\nconfigmap\/grafana-dashboard-pods created\r\nconfigmap\/grafana-dashboard-prometheus-remote-write created\r\nconfigmap\/grafana-dashboard-prometheus created\r\nconfigmap\/grafana-dashboard-proxy created\r\nconfigmap\/grafana-dashboard-scheduler created\r\nconfigmap\/grafana-dashboard-statefulset created\r\nconfigmap\/grafana-dashboard-workload-total created\r\nconfigmap\/grafana-dashboards created\r\ndeployment.apps\/grafana created\r\nservice\/grafana created\r\nserviceaccount\/grafana created\r\nservicemonitor.monitoring.coreos.com\/grafana created\r\nclusterrole.rbac.authorization.k8s.io\/kube-state-metrics created\r\nclusterrolebinding.rbac.authorization.k8s.io\/kube-state-metrics created\r\ndeployment.apps\/kube-state-metrics created\r\nrole.rbac.authorization.k8s.io\/kube-state-metrics created\r\nrolebinding.rbac.authorization.k8s.io\/kube-state-metrics created\r\nservice\/kube-state-metrics created\r\nserviceaccount\/kube-state-metrics created\r\nservicemonitor.monitoring.coreos.com\/kube-state-metrics created\r\nclusterrole.rbac.authorization.k8s.io\/node-exporter created\r\nclusterrolebinding.rbac.authorization.k8s.io\/node-exporter created\r\ndaemonset.apps\/node-exporter created\r\nservice\/node-exporter created\r\nserviceaccount\/node-exporter created\r\nservicemonitor.monitoring.coreos.com\/node-exporter created\r\napiservice.apiregistration.k8s.io\/v1beta1.metrics.k8s.io created\r\nclusterrole.rbac.authorization.k8s.io\/prometheus-adapter created\r\nclusterrole.rbac.authorization.k8s.io\/system:aggregated-metrics-reader created\r\nclusterrolebinding.rbac.authorization.k8s.io\/prometheus-adapter created\r\nclusterrolebinding.rbac.authorization.k8s.io\/resource-metrics:system:auth-delegator created\r\nclusterrole.rbac.authorization.k8s.io\/resource-metrics-server-resources created\r\nconfigmap\/adapter-config created\r\ndeployment.apps\/prometheus-adapter created\r\nrolebinding.rbac.authorization.k8s.io\/resource-metrics-auth-reader created\r\nservice\/prometheus-adapter created\r\ndeployment.apps\/prometheus-adapter created\r\nrolebinding.rbac.authorization.k8s.io\/resource-metrics-auth-reader created\r\nservice\/prometheus-adapter created\r\nserviceaccount\/prometheus-adapter created\r\nclusterrole.rbac.authorization.k8s.io\/prometheus-k8s created\r\nclusterrolebinding.rbac.authorization.k8s.io\/prometheus-k8s created\r\nservicemonitor.monitoring.coreos.com\/prometheus-operator created\r\nprometheus.monitoring.coreos.com\/k8s created\r\nrolebinding.rbac.authorization.k8s.io\/prometheus-k8s-config created\r\nrolebinding.rbac.authorization.k8s.io\/prometheus-k8s created\r\nrolebinding.rbac.authorization.k8s.io\/prometheus-k8s created\r\nrolebinding.rbac.authorization.k8s.io\/prometheus-k8s created\r\nrole.rbac.authorization.k8s.io\/prometheus-k8s-config created\r\nrole.rbac.authorization.k8s.io\/prometheus-k8s created\r\nrole.rbac.authorization.k8s.io\/prometheus-k8s created\r\nrole.rbac.authorization.k8s.io\/prometheus-k8s created\r\nprometheusrule.monitoring.coreos.com\/prometheus-k8s-rules created\r\nservice\/prometheus-k8s created\r\nserviceaccount\/prometheus-k8s created\r\nservicemonitor.monitoring.coreos.com\/prometheus created\r\nservicemonitor.monitoring.coreos.com\/kube-apiserver created\r\nservicemonitor.monitoring.coreos.com\/coredns created\r\nservicemonitor.monitoring.coreos.com\/kube-controller-manager created\r\nservicemonitor.monitoring.coreos.com\/kube-scheduler created\r\nservicemonitor.monitoring.coreos.com\/kubelet created\r\nnamespace\/monitoring created\r\ncustomresourcedefinition.apiextensions.k8s.io\/alertmanagers.monitoring.coreos.com created\r\ncustomresourcedefinition.apiextensions.k8s.io\/podmonitors.monitoring.coreos.com created\r\ncustomresourcedefinition.apiextensions.k8s.io\/prometheuses.monitoring.coreos.com created\r\ncustomresourcedefinition.apiextensions.k8s.io\/prometheusrules.monitoring.coreos.com created\r\ncustomresourcedefinition.apiextensions.k8s.io\/servicemonitors.monitoring.coreos.com created\r\nclusterrole.rbac.authorization.k8s.io\/prometheus-operator created\r\nclusterrolebinding.rbac.authorization.k8s.io\/prometheus-operator created\r\ndeployment.apps\/prometheus-operator created\r\nservice\/prometheus-operator created\r\nserviceaccount\/prometheus-operator created\r\n<\/code><\/pre>\n<p>\u8ba9\u6211\u4eec\u4f7f\u7528 kubectl get all \u547d\u4ee4\u6765\u67e5\u770b\u8d44\u6e90\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"o\">&gt;<\/span> kubectl get all\r\nNAME                                       READY   STATUS    RESTARTS   AGE\r\npod\/alertmanager-main-0                    2\/2     Running   0          4m56s\r\npod\/alertmanager-main-1                    2\/2     Running   0          4m56s\r\npod\/alertmanager-main-2                    2\/2     Running   0          4m56s\r\npod\/grafana-5db74b88f4-2rhk9               1\/1     Running   0          5m32s\r\npod\/kube-state-metrics-54f98c4687-9wbhh    3\/3     Running   0          5m31s\r\npod\/node-exporter-4f6qx                    0\/2     Pending   0          5m31s\r\npod\/node-exporter-s22tr                    0\/2     Pending   0          5m31s\r\npod\/node-exporter-vdrxc                    0\/2     Pending   0          5m31s\r\npod\/prometheus-adapter-8667948d79-qk5t8    1\/1     Running   0          5m29s\r\npod\/prometheus-k8s-0                       3\/3     Running   1          4m45s\r\npod\/prometheus-k8s-1                       3\/3     Running   1          4m45s\r\npod\/prometheus-operator-548c6dc45c-44gzx   1\/1     Running   0          5m24s\r\n\r\nNAME                            TYPE        CLUSTER-IP     EXTERNAL-IP   PORT<span class=\"o\">(<\/span>S<span class=\"o\">)<\/span>                      AGE\r\nservice\/alertmanager-main       ClusterIP   10.43.124.83   &lt;none&gt;        9093\/TCP                     5m38s\r\nservice\/alertmanager-operated   ClusterIP   None           &lt;none&gt;        9093\/TCP,9094\/TCP,9094\/UDP   4m56s\r\nservice\/grafana                 ClusterIP   10.43.49.25    &lt;none&gt;        3000\/TCP                     5m33s\r\nservice\/kube-state-metrics      ClusterIP   None           &lt;none&gt;        8443\/TCP,9443\/TCP            5m32s\r\nservice\/node-exporter           ClusterIP   None           &lt;none&gt;        9100\/TCP                     5m31s\r\nservice\/prometheus-adapter      ClusterIP   10.43.231.15   &lt;none&gt;        443\/TCP                      5m30s\r\nservice\/prometheus-k8s          ClusterIP   10.43.3.81     &lt;none&gt;        9090\/TCP                     5m28s\r\nservice\/prometheus-operated     ClusterIP   None           &lt;none&gt;        9090\/TCP                     4m45s\r\nservice\/prometheus-operator     ClusterIP   None           &lt;none&gt;        8080\/TCP                     5m25s\r\n\r\nNAME                           DESIRED   CURRENT   READY   UP-TO-DATE   AVAILABLE   NODE SELECTOR            AGE\r\ndaemonset.apps\/node-exporter   3         3         0       3            0           kubernetes.io\/os<span class=\"o\">=<\/span>linux   5m31s\r\n\r\nNAME                                  READY   UP-TO-DATE   AVAILABLE   AGE\r\ndeployment.apps\/grafana               1\/1     1            1           5m34s\r\ndeployment.apps\/kube-state-metrics    1\/1     1            1           5m33s\r\ndeployment.apps\/prometheus-adapter    1\/1     1            1           5m31s\r\ndeployment.apps\/prometheus-operator   1\/1     1            1           5m26s\r\n\r\nNAME                                             DESIRED   CURRENT   READY   AGE\r\nreplicaset.apps\/grafana-5db74b88f4               1         1         1       5m34s\r\nreplicaset.apps\/kube-state-metrics-54f98c4687    1         1         1       5m33s\r\nreplicaset.apps\/prometheus-adapter-8667948d79    1         1         1       5m31s\r\nreplicaset.apps\/prometheus-operator-548c6dc45c   1         1         1       5m26s\r\n\r\nNAME                                 READY   AGE\r\nstatefulset.apps\/alertmanager-main   3\/3     4m57s\r\nstatefulset.apps\/prometheus-k8s      2\/2     4m46s\r\n<\/code><\/pre>\n<p>Node Expoter\u76ee\u524d\u5904\u4e8e\u6302\u8d77\u72b6\u6001\uff0c\u4f46\u5176\u4ed6\u90e8\u5206\u4f3c\u4e4e\u90fd\u80fd\u6b63\u5e38\u90e8\u7f72\u3002<br \/>\nPod\u4e2d\u6709\u4e00\u4e2a\u540d\u4e3apod\/prometheus-k8s-0\u7684\u5bf9\u8c61\uff0c\u5b83\u662fPrometheus\u670d\u52a1\u5668\u7684\u6838\u5fc3\u7ec4\u4ef6\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u5b9a\u4e49\u4e86replicas: 2\uff0c\u56e0\u6b64\u90e8\u7f72\u4e86\u4e24\u4e2aPrometheus\u5b9e\u4f8b\u3002<br \/>\n\u6b64\u5916\uff0c\u4e0b\u65b9\u7684pod\/prometheus-operator\u662fOperator\u7684\u6838\u5fc3\u7ec4\u4ef6\u3002<\/p>\n<p>\u6682\u65f6\u5148\u5c1d\u8bd5\u8fde\u63a5\u5230 Prometheus\u3002<br \/>\n\u7531\u4e8e\u901a\u5e38\u7684 Prometheus \u4e5f\u53ef\u4ee5\u901a\u8fc7 0.0.0.0:9090 \u8fdb\u884c\u8fde\u63a5\uff0c\u56e0\u6b64\u53ef\u4ee5\u5c1d\u8bd5\u8fdb\u884c\u7aef\u53e3\u8f6c\u53d1\uff0c\u5e76\u901a\u8fc7\u6d4f\u89c8\u5668\u8fdb\u884c\u8fde\u63a5\u3002<\/p>\n<pre class=\"post-pre\"><code>&gt; kubectl port-forward service\/prometheus-k8s 9090:9090 --address 0.0.0.0\r\nForwarding from 0.0.0.0:9090 -&gt; 9090\r\n<\/code><\/pre>\n<p>\u5f53\u6211\u4f7f\u7528\u6d4f\u89c8\u5668\u67e5\u770b\u76ee\u6807\u9875\u65f6\uff0c\u6211\u53d1\u73b0\u5404\u79cd\u76ee\u6807\u90fd\u6210\u529f\u8fde\u63a5\u4e86\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d512037434c4406cc8c7d\/65-0.png\" alt=\"image.png\" \/><\/div>\n<p>\u4ee5\u4e0a\uff0c\u6211\u4eec\u73b0\u5728\u603b\u7b97\u662f\u80fd\u591f\u8ba9\u5b83\u52a8\u8d77\u6765\u4e86\u3002<\/p>\n<p>\u8ba9\u6211\u4eec\u5c1d\u8bd5\u4e00\u4e0b\uff0c\u66f4\u6539PrometheusServer\u548cAlertManager\u7684\u526f\u672c\u6570\u3002\u6211\u4eec\u5c06\u5206\u522b\u4fee\u6539\u4ee5\u4e0b\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code>  <span class=\"na\">podMonitorSelector<\/span><span class=\"pi\">:<\/span> <span class=\"pi\">{}<\/span>\r\n  <span class=\"na\">replicas<\/span><span class=\"pi\">:<\/span> <span class=\"m\">10<\/span> <span class=\"c1\"># \u3068\u308a\u3042\u3048\u305a\u6c17\u5206\u304c\u3044\u3044\u306e\u306710\u500b\u306b<\/span>\r\n  <span class=\"na\">retention<\/span><span class=\"pi\">:<\/span> <span class=\"s\">7d<\/span>\r\n  <span class=\"na\">resources<\/span><span class=\"pi\">:<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>  <span class=\"na\">nodeSelector<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"s\">kubernetes.io\/os<\/span><span class=\"pi\">:<\/span> <span class=\"s\">linux<\/span>\r\n  <span class=\"na\">replicas<\/span><span class=\"pi\">:<\/span> <span class=\"m\">20<\/span> <span class=\"c1\"># AlertManager\u306f\u5927\u4e8b\u306a\u306e\u306720\u500b\u306b<\/span>\r\n  <span class=\"na\">securityContext<\/span><span class=\"pi\">:<\/span>\r\n<\/code><\/pre>\n<p>\u8bf7\u4f7f\u7528\u4e0e\u4e4b\u524d\u76f8\u540c\u7684\u65b9\u5f0f\u8fdb\u884capply\uff0c\u5e76\u6267\u884c &#8220;kubectl get pod&#8221;\u3002<\/p>\n<pre class=\"post-pre\"><code>&gt; kubectl apply -f .\/manifests -R\r\n\u203b\u4ee5\u4e0b\u7565\r\n\r\n&gt; kubectl get pod\r\n\r\nNAME                                       READY   STATUS              RESTARTS   AGE\r\npod\/alertmanager-main-0                    2\/2     Running             0          16m\r\npod\/alertmanager-main-1                    2\/2     Running             0          16m\r\npod\/alertmanager-main-10                   2\/2     Running             0          32s\r\npod\/alertmanager-main-11                   2\/2     Running             0          32s\r\npod\/alertmanager-main-12                   2\/2     Running             0          32s\r\npod\/alertmanager-main-13                   2\/2     Running             0          32s\r\npod\/alertmanager-main-14                   2\/2     Running             0          32s\r\npod\/alertmanager-main-15                   2\/2     Running             0          32s\r\npod\/alertmanager-main-16                   2\/2     Running             0          32s\r\npod\/alertmanager-main-17                   2\/2     Running             0          32s\r\npod\/alertmanager-main-18                   2\/2     Running             0          32s\r\npod\/alertmanager-main-19                   2\/2     Running             0          32s\r\npod\/alertmanager-main-2                    2\/2     Running             0          10s\r\npod\/alertmanager-main-3                    2\/2     Running             0          32s\r\npod\/alertmanager-main-4                    2\/2     Running             0          32s\r\npod\/alertmanager-main-5                    2\/2     Running             0          32s\r\npod\/alertmanager-main-6                    2\/2     Running             0          32s\r\npod\/alertmanager-main-7                    2\/2     Running             0          32s\r\npod\/alertmanager-main-8                    2\/2     Running             0          32s\r\npod\/alertmanager-main-9                    2\/2     Running             0          32s\r\npod\/grafana-5db74b88f4-2rhk9               1\/1     Running             0          16m\r\npod\/kube-state-metrics-54f98c4687-9wbhh    3\/3     Running             0          16m\r\npod\/node-exporter-4f6qx                    0\/2     Pending             0          16m\r\npod\/node-exporter-s22tr                    0\/2     Pending             0          16m\r\npod\/node-exporter-vdrxc                    0\/2     Pending             0          16m\r\npod\/prometheus-adapter-8667948d79-qk5t8    1\/1     Running             0          16m\r\npod\/prometheus-k8s-0                       3\/3     Running             1          16m\r\npod\/prometheus-k8s-1                       3\/3     Running             1          16m\r\npod\/prometheus-k8s-2                       3\/3     Running             0          22s\r\npod\/prometheus-k8s-3                       3\/3     Running             0          22s\r\npod\/prometheus-k8s-4                       3\/3     Running             0          22s\r\npod\/prometheus-k8s-5                       3\/3     Running             1          22s\r\npod\/prometheus-k8s-6                       3\/3     Running             1          22s\r\npod\/prometheus-k8s-7                       3\/3     Running             1          22s\r\npod\/prometheus-k8s-8                       3\/3     Running             0          22s\r\npod\/prometheus-k8s-9                       3\/3     Running             1          21s\r\npod\/prometheus-operator-548c6dc45c-44gzx   1\/1     Running             0          16m\r\n<\/code><\/pre>\n<p>\u6211\u771f\u68d2&#8230;<br \/>\n\u90a3\u4e48\uff0c\u5c31\u8fd9\u6837\u7b80\u5355\u5730\u5c55\u5f00\u4e86Pod\u3002<br \/>\n\u53e6\u5916\uff0c\u786e\u8ba4AlertManager\u7684\u8bbe\u7f6e\u540e\uff0c\u53ef\u4ee5\u770b\u5230\u6240\u6709\u768420\u4e2a\u90fd\u6b63\u786e\u5730\u8bbe\u7f6e\u4e3a\u4e86\u540c\u884c\u3002\uff08\u592a\u68d2\u4e86\uff09<\/p>\n<h2>\u6211\u5df2\u7ecf\u7b4b\u75b2\u529b\u5c3d\u4e86\u3002<\/h2>\n<p>\u6211\u672c\u6765\u5e0c\u671b\u4e5f\u80fd\u4ecb\u7ecd\u4e00\u4e0bServiceMonitor\u7684\u5199\u6cd5\u548c\u64cd\u4f5c\u65b9\u5f0f\uff0c\u4f46\u6211\u5df2\u7ecf\u7b4b\u75b2\u529b\u5c3d\u4e86\uff0c\u6240\u4ee5\u5c31\u5230\u8fd9\u91cc\u4e3a\u6b62\u5427\u3002<br 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