{"id":43608,"date":"2023-10-25T10:35:49","date_gmt":"2023-05-27T19:18:30","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8etcd%e5%92%8ccoredns%e6%9d%a5%e5%ae%9e%e7%8e%b0prometheus%e7%9a%84%e6%9c%8d%e5%8a%a1%e5%8f%91%e7%8e%b0\/"},"modified":"2024-05-04T05:53:10","modified_gmt":"2024-05-03T21:53:10","slug":"%e7%94%a8etcd%e5%92%8ccoredns%e6%9d%a5%e5%ae%9e%e7%8e%b0prometheus%e7%9a%84%e6%9c%8d%e5%8a%a1%e5%8f%91%e7%8e%b0","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8etcd%e5%92%8ccoredns%e6%9d%a5%e5%ae%9e%e7%8e%b0prometheus%e7%9a%84%e6%9c%8d%e5%8a%a1%e5%8f%91%e7%8e%b0\/","title":{"rendered":"\u7528etcd\u548cCoreDNS\u6765\u5b9e\u73b0Prometheus\u7684\u670d\u52a1\u53d1\u73b0"},"content":{"rendered":"<h1>\u9996\u5148<\/h1>\n<p>\u8fd9\u7bc7\u6587\u7ae0\u662f2017\u5e74Prometheus\u8d2d\u7269\u8282\u7684\u7b2c21\u5929\u7684\u6587\u7ae0\u3002\u5c3d\u7ba1\u662f\u572823\u65e5\u53d1\u8868\u7684&#8230;<\/p>\n<p>\u4f7f\u7528SD\u670d\u52a1\u53d1\u73b0\u6765\u52a8\u6001\u6dfb\u52a0\u76d1\u89c6\u5bf9\u8c61\u662f\u4e00\u4e2a\u5f88\u597d\u7684\u9009\u62e9\u3002Prometheus\u53ef\u4ee5\u901a\u8fc7AWS\u3001Azure\u3001GCP\u3001OpenStack\u3001Kubernetes\u7b49\u591a\u79cd\u5e73\u53f0\u7684\u5143\u6570\u636e\u5b9e\u73b0SD\u3002\u4f46\u662f\uff0c\u5982\u679c\u8981\u901a\u8fc7SD\u6765\u5b9e\u73b0\u5bf9\u6240\u8c13\u7684\u88f8\u91d1\u5c5e\uff08\u7269\u7406\u673a\u4e0a\u7684\u8fdb\u7a0b\uff09\u7684\u76d1\u89c6\u6dfb\u52a0\uff0c\u5219\u9700\u8981\u505a\u4e00\u4e9b\u51c6\u5907\u5de5\u4f5c\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u6211\u9a8c\u8bc1\/\u6784\u5efa\u4e86\u4ee5\u4e0b\u673a\u5236\uff0c\u5e76\u5c06\u5176\u5206\u4eab\u7ed9\u5927\u5bb6\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">CoreDNS\u306eetcd\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306e\u6a5f\u80fd\u306b\u3088\u3063\u3066etcd\u306e\u60c5\u5831\u3092\u30d9\u30fc\u30b9\u3068\u3057\u3066DNS\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b<\/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\">\u76e3\u8996\u5bfe\u8c61\u306fexporter\u306e\u8d77\u52d5\u306b\u5408\u308f\u305b\u3066\u3001etcd\u306b\u81ea\u8eab\u306e\u76e3\u8996\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3092\u767b\u9332<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">Prometheus\u306edns_sd\u3092\u4f7f\u3063\u3066\u76e3\u8996\u5bfe\u8c61\u8ffd\u52a0<\/ul>\n<h1>\u6574\u4f53\u5f62\u8c61<\/h1>\n<p>\u6574\u4f53\u5c31\u50cf\u8fd9\u4e2a\u6837\u5b50\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d53a037434c4406cd0337\/7-0.png\" alt=\"Promtheus.png\" \/><\/div>\n<h1>\u51c6\u5907CoreDNS \/ etcd\u7fa4\u96c6<\/h1>\n<h2>etcd\u96c6\u7fa4<\/h2>\n<p>\u5173\u4e8e\u6784\u5efaetcd\u96c6\u7fa4\u5e76\u4e0d\u662f\u91cd\u70b9\uff0c\u56e0\u6b64\u7701\u7565\u4e0d\u63d0\u3002<br \/>\n\u4e4d\u4e00\u770b\uff0c\u4f3c\u4e4e\u5f88\u96be\u6784\u5efa\uff0c\u4f46\u5982\u679c\u4e0d\u8fdb\u884c\u8ba4\u8bc1\u548cTLS\u652f\u6301\uff0c\u5b9e\u9645\u4e0a\u53ea\u6d89\u53ca\u5230\u6709\u5173\u76d1\u542cURL\u7684\u8bbe\u7f6e\u4ee5\u53ca\u96c6\u7fa4\u6210\u5458\u7684\u8bbe\u7f6e\u800c\u5df2\uff0c\u56e0\u6b64\u6784\u5efa\u5e76\u4e0d\u662f\u90a3\u4e48\u56f0\u96be\u3002<\/p>\n<p>\u4ee5\u4e0b\u7684\u6587\u7ae0\u53ef\u4ee5\u4f5c\u4e3a\u53c2\u8003\u3002<br \/>\nhttps:\/\/qiita.com\/hana_shin\/items\/602f98bd9b153d22e50c<\/p>\n<h2>\u6838\u5fc3DNS<\/h2>\n<p>\u7531\u4e8eCoreDNS\u4e0eetcd\u96c6\u7fa4\u5171\u4eab\u540c\u4e00\u4e3b\u673a\uff0c\u56e0\u6b64\u6bcf\u4e2aCoreDNS\u5c06\u67e5\u770b\u672c\u5730\u7684etcd\u3002<\/p>\n<pre class=\"post-pre\"><code>prom.local {\r\n    etcd prom.local {\r\n        path \/skydns\r\n        endpoint http:\/\/localhost:2379\r\n    }\r\n    errors\r\n    log\r\n}\r\n<\/code><\/pre>\n<p>\u5982\u679c\u60f3\u4e86\u89e3CoreDNS\u662f\u4ec0\u4e48\uff0c\u6211\u4e3a\u81ea\u5df1\u611f\u5230\u62b1\u6b49\uff0c\u4f46\u60a8\u53ef\u4ee5\u53c2\u8003\u4ee5\u4e0b\u6587\u7ae0\u3002<br \/>\nhttps:\/\/qiita.com\/kanga\/items\/e74038f25d1f53ca6ade<\/p>\n<p>\u542f\u52a8CoreDNS\u975e\u5e38\u7b80\u5355\u3002<\/p>\n<pre class=\"post-pre\"><code>coredns -conf Corefile\r\n<\/code><\/pre>\n<p>\u53ea\u9700\u8981\u6307\u5b9a\u8981\u52a0\u8f7d\u548c\u8bfb\u53d6\u7684Corefile\uff0c\u7136\u540e\u53ef\u4ee5\u5c06\u5176\u8f6c\u5316\u4e3aSystemd\u6216\u5176\u4ed6\u65b9\u5f0f\u6765\u5c06\u5176\u4f5c\u4e3a\u5b88\u62a4\u8fdb\u7a0b\u8fd0\u884c\uff0c\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n<h1>DNS\u914d\u7f6e<\/h1>\n<p>\u5f53etcd\u548cCoreDNS\u51c6\u5907\u5c31\u7eea\u65f6\uff0c\u60a8\u5c06\u80fd\u591f\u83b7\u53d6DNS\u8bb0\u5f55\u3002\u53ea\u9700\u5728\u8fd0\u884cCoreDNS\u7684\u670d\u52a1\u5668\u4e0a\u53ef\u4ee5\u6267\u884cdig\u547d\u4ee4\u5373\u53ef\u3002<\/p>\n<pre class=\"post-pre\"><code>$ dig -p 53 @localhost SOA prom.local +noall +answer\r\n\r\n; &lt;&lt;&gt;&gt; DiG 9.10.2-P4 &lt;&lt;&gt;&gt; -p 53 @localhost SOA prom.local +noall +answer\r\n; (1 server found)\r\n;; global options: +cmd\r\nprom.local. 300 IN  SOA ns.dns.prom.local. hostmaster.prom.local. 1513948062 7200 1800 86400 30\r\n<\/code><\/pre>\n<p>\u6211\u5011\u5c07\u7e7c\u7e8c\u6dfb\u52a0\u5404\u7a2e\u8a18\u9304\u5230DNS\u4e2d\u3002<\/p>\n<h2>\u5728\u4eb2\u5c5e\u7684\u5185\u90e8DNS\u4e0a\u59d4\u6258\u5b50\u57df\u540d\u3002<\/h2>\n<p>\u5c06\u5185\u90e8DNS\u7684\u5b50\u57df\u540dprom\u59d4\u6258\u7ed9CoreDNS\u3002\u7531\u4e8e\u914d\u7f6e\u53d6\u51b3\u4e8e\u6240\u4f7f\u7528\u7684\u5185\u90e8DNS\uff0c\u56e0\u6b64\u7701\u7565\u6b64\u90e8\u5206\u8bbe\u7f6e\u3002<\/p>\n<h2>\u5c06NS\u8bb0\u5f55\u6ce8\u518c\u5230CoreDNS<\/h2>\n<p>CoreDNS\u7684etcd\u540e\u7aef\u9ed8\u8ba4\u5c06SOA\u8bb0\u5f55\u7684\u76ee\u6807\u8bbe\u7f6e\u4e3ans.dns\u5b50\u57df\u540d\u3002<br \/>\n\u5c06ns\u8bb0\u5f55\u8bbe\u7f6e\u4e3ans.dns.prom.local.\u3002<\/p>\n<pre class=\"post-pre\"><code>\r\n<span class=\"gp\">$<\/span> etcdctl <span class=\"nb\">set<\/span> \/skydns\/local\/prom\/dns\/ns\/ns1 <span class=\"s1\">'{\"host\":\"192.168.0.1\"}'<\/span>\r\n<span class=\"go\">{\"host\":\"192.168.0.1\"}\r\n<\/span><span class=\"gp\">$<\/span> etcdctl <span class=\"nb\">set<\/span> \/skydns\/local\/prom\/dns\/ns\/ns2 <span class=\"s1\">'{\"host\":\"192.168.0.2\"}'<\/span>\r\n<span class=\"go\">{\"host\":\"192.168.0.2\"}\r\n<\/span><span class=\"gp\">$<\/span> etcdctl <span class=\"nb\">set<\/span> \/skydns\/local\/prom\/dns\/ns\/ns3 <span class=\"s1\">'{\"host\":\"192.168.0.3\"}'<\/span>\r\n<span class=\"go\">{\"host\":\"192.168.0.3\"}\r\n<\/span><\/code><\/pre>\n<p>\u987a\u4fbf\u63d0\u4e00\u4e0b\uff0cCoreDNS\u7684etcd\u540e\u7aef\u529f\u80fd\u4e0eSkyDNS\u5b8c\u5168\u76f8\u540c\u3002etcd\u7684\u659c\u6760\u5206\u9694\u8def\u5f84\u7684\u53cd\u5411\u987a\u5e8f\u5bf9\u5e94DNS\u7684\u5b8c\u5168\u9650\u5b9a\u57df\u540d\uff08FQDN\uff09\u3002<\/p>\n<p>\u53ea\u8981\u8bbe\u7f6e\u6ca1\u6709\u95ee\u9898\uff0c\u5c31\u80fd\u591f\u5728\u59d4\u6258\u7684\u5b50\u57df\u540d\u4e0a\u67e5\u8be2A\u8bb0\u5f55\u548cNS\u8bb0\u5f55\u3002<\/p>\n<pre class=\"post-pre\"><code>$ dig -p 53 @localhost  NS prom.local. +noall +answer\r\n\r\n; &lt;&lt;&gt;&gt; DiG 9.10.2-P4 &lt;&lt;&gt;&gt; -p 53 @localhost NS prom.local. +noall +answer\r\n; (1 server found)\r\n;; global options: +cmd\r\nprom.local. 300 IN  NS  ns1.ns.dns.prom.local.\r\nprom.local. 300 IN  NS  ns2.ns.dns.prom.local.\r\nprom.local. 300 IN  NS  ns3.ns.dns.prom.local.\r\n\r\n$ dig -p 53 @localhost A prom.local. +noall +answer\r\n\r\n; &lt;&lt;&gt;&gt; DiG 9.10.2-P4 &lt;&lt;&gt;&gt; -p 53 @localhost A prom.local. +noall +answer\r\n; (1 server found)\r\n;; global options: +cmd\r\nprom.local. 300 IN  A   192.168.0.1\r\nprom.local. 300 IN  A   192.168.0.2\r\nprom.local. 300 IN  A   192.168.0.3\r\n<\/code><\/pre>\n<p>\u5f53\u51c6\u5907\u5de5\u4f5c\u5b8c\u6210\u540e\uff0c\u60a8\u5c06\u80fd\u591f\u901a\u8fc7\u5185\u90e8DNS\u89e3\u6790prom.local\u7684\u8bb0\u5f55\u3002<\/p>\n<h2>\u5c06SRV\u8bb0\u5f55\u6ce8\u518c\u5230CoreDNS\u7684etcd\u5ba2\u6237\u7aef<\/h2>\n<p>etcd\u5185\u7f6e\u4e86\u4eceDNS\u7684SRV\u8bb0\u5f55\u6307\u5b9a\u8fde\u63a5\u7ec8\u7aef\u70b9\u7684\u529f\u80fd\u3002\u6211\u8ba4\u4e3aSRV\u8bb0\u5f55\u53ef\u80fd\u5bf9\u8bb8\u591a\u4eba\u6765\u8bf4\u5e76\u4e0d\u5e38\u89c1\uff0c\u5b83\u662f\u4e00\u79cd\u7c7b\u4f3c\u4e8eA\u8bb0\u5f55\u7684DNS\u8bb0\u5f55\u7c7b\u578b\uff0c\u5b83\u5305\u542b\u7aef\u53e3\u548c\u8d1f\u8f7d\u5747\u8861\u4fe1\u606f\u7684\u6dfb\u52a0\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">$<\/span> etcdctl <span class=\"nt\">--discovery-srv<\/span> prom.local <span class=\"nb\">ls<\/span>\r\n<\/code><\/pre>\n<p>\u6253\u5f00\u8fd9\u4e2a\u547d\u4ee4\uff0c\u5b83\u4f1a\u4ece_etcd-client-ssl._tcp.prom.local\u6216_etcd-client._tcp.prom.local\u57df\u540d\u4e2d\u67e5\u627eSRV\u8bb0\u5f55\uff0c\u5e76\u8fde\u63a5\u5230\u53ef\u4ee5\u89e3\u6790\u5230\u7684etcdclient\u5730\u5740\u3002\u56e0\u4e3a\u8fd9\u6b21\u6ca1\u6709\u5bf9etcd\u8fdb\u884cTLS\u52a0\u5bc6\uff0c\u6240\u4ee5\u8981\u6dfb\u52a0\u8bb0\u5f55\u5230_etcd-client._tcp.prom.local\u4e2d\u3002\u8fd8\u9700\u8981\u9644\u52a0etcdclient\u8fde\u63a5\u7aef\u53e3\u7684\u4fe1\u606f\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">$<\/span> etcdctl <span class=\"nb\">set<\/span> \/skydns\/local\/prom\/_tcp\/_etcd-client\/coreos-coredns01 <span class=\"s1\">'{\"host\":\"192.168.0.1\",\"port\":2379}'<\/span>\r\n<span class=\"go\">{\"host\":\"192.168.0.1\",\"port\":2379}\r\n<\/span><span class=\"gp\">$<\/span> etcdctl <span class=\"nb\">set<\/span> \/skydns\/local\/prom\/_tcp\/_etcd-client\/coreos-coredns02 <span class=\"s1\">'{\"host\":\"192.168.0.2\",\"port\":2379}'<\/span>\r\n<span class=\"go\">{\"host\":\"192.168.0.2\",\"port\":2379}\r\n<\/span><span class=\"gp\">$<\/span> etcdctl <span class=\"nb\">set<\/span> \/skydns\/local\/prom\/_tcp\/_etcd-client\/coreos-coredns03 <span class=\"s1\">'{\"host\":\"192.168.0.3\",\"port\":2379}'<\/span>\r\n<span class=\"go\">{\"host\":\"192.168.0.3\",\"port\":2379}\r\n<\/span><\/code><\/pre>\n<p>SRV\u8bb0\u5f55\u5c06\u80fd\u591f\u89e3\u6790\u540d\u79f0\uff0c\u5e76\u4e14\u53ef\u4ee5\u901a\u8fc7etcdctl\u4f7f\u7528SRV\u8bb0\u5f55\u8fde\u63a5\u3002<\/p>\n<pre class=\"post-pre\"><code>$ dig SRV _etcd-client._tcp.prom.local +noall +answer +additional\r\n\r\n; &lt;&lt;&gt;&gt; DiG 9.10.2-P4 &lt;&lt;&gt;&gt; SRV _etcd-client._tcp.prom.local +noall +answer +additional\r\n;; global options: +cmd\r\n_etcd-client._tcp.prom.local. 300 IN SRV 10 33 2379 coreos-coredns02._etcd-client._tcp.prom.local.\r\n_etcd-client._tcp.prom.local. 300 IN SRV 10 33 2379 coreos-coredns03._etcd-client._tcp.prom.local.\r\n_etcd-client._tcp.prom.local. 300 IN SRV 10 33 2379 coreos-coredns01._etcd-client._tcp.prom.local.\r\ncoreos-coredns01._etcd-client._tcp.prom.local. 197 IN A 192.168.0.1\r\ncoreos-coredns02._etcd-client._tcp.prom.local. 300 IN A 192.168.0.2\r\ncoreos-coredns03._etcd-client._tcp.prom.local. 300 IN A 192.168.0.3\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"gp\">$<\/span> etcdctl <span class=\"nt\">--discovery-srv<\/span> prom.local <span class=\"nb\">ls<\/span>  \r\n<span class=\"go\">\/skydns\r\n<\/span><\/code><\/pre>\n<p>\u901a\u8fc7\u8fd9\u6837\u7684\u65b9\u5f0f\uff0c\u6bcf\u4e2aetcd\u5ba2\u6237\u7aef\u90fd\u53ef\u4ee5\u8fde\u63a5\u5230etcd\uff0c\u65e0\u9700\u8003\u8651\u5177\u4f53\u7684\u4e3b\u673a\u6216\u8d1f\u8f7d\u5747\u8861\u5668\u7684VIP\uff0c\u5e76\u5f62\u6210etcd\u96c6\u7fa4\u3002<\/p>\n<h1>\u51fa\u53e3\u65b9\u9762\u7684\u8bbe\u5b9a<\/h1>\n<p>\u5728server01\u548cserver02\u4e0a\u542f\u52a8node_exporter\uff0c\u5e76\u5b9e\u73b0\u52a8\u6001\u53d1\u73b0\u3002\u51c6\u5907\u4ee5\u4e0b\u7c7b\u4f3cSystemd\u7684Unit\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"o\">[<\/span>Unit]\r\n<span class=\"nv\">Description<\/span><span class=\"o\">=<\/span>promtheus node_exporter service\r\n\r\n<span class=\"o\">[<\/span>Service]\r\n<span class=\"nv\">Type<\/span><span class=\"o\">=<\/span>simple\r\n\r\n<span class=\"nv\">Environment<\/span><span class=\"o\">=<\/span><span class=\"nv\">EXPORTER_ADDRESS<\/span><span class=\"o\">=<\/span>192.168.1.1\r\n<span class=\"nv\">Environment<\/span><span class=\"o\">=<\/span><span class=\"nv\">EXPORTER_PORT<\/span><span class=\"o\">=<\/span>9100\r\n<span class=\"nv\">Environment<\/span><span class=\"o\">=<\/span><span class=\"nv\">ETCD_ENDPOINT<\/span><span class=\"o\">=<\/span>prom.local\r\n<span class=\"nv\">Environment<\/span><span class=\"o\">=<\/span><span class=\"nv\">ETCD_BASE_PATH<\/span><span class=\"o\">=<\/span>\/skydns\/local\/prom\r\n<span class=\"nv\">Environment<\/span><span class=\"o\">=<\/span><span class=\"nv\">EXPORTER_TYPE<\/span><span class=\"o\">=<\/span>node\r\n\r\n<span class=\"nv\">ExecStartPre<\/span><span class=\"o\">=<\/span>\/usr\/local\/bin\/register.sh <span class=\"nb\">set\r\n<\/span><span class=\"nv\">ExecStart<\/span><span class=\"o\">=<\/span>\/usr\/bin\/node_exporter\r\n<span class=\"nv\">ExecStopPost<\/span><span class=\"o\">=<\/span>\/usr\/local\/bin\/register.sh <span class=\"nb\">rm\r\n\r\n<\/span><span class=\"nv\">Restart<\/span><span class=\"o\">=<\/span>always\r\n<span class=\"nv\">RestartSec<\/span><span class=\"o\">=<\/span>180s\r\n\r\n<span class=\"o\">[<\/span>Install]\r\n<span class=\"nv\">WantedBy<\/span><span class=\"o\">=<\/span>multi-user.target\r\n\r\n\r\n<\/code><\/pre>\n<p>\u5728ExecStartPre\u548cExecStopPost\u4e4b\u524d\u542f\u52a8exporter\uff0c\u5e76\u5728\u505c\u6b62\u4e4b\u540e\u5c06\u4fe1\u606f\u6ce8\u518c\u5230etcd\u4e2d\u7684Wrap\u811a\u672c\u88ab\u8c03\u7528\u3002\u8fd9\u662fWrap\u811a\u672c\u7684\u793a\u4f8b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"c\">#!\/bin\/bash<\/span>\r\n\r\n<span class=\"nb\">set<\/span> <span class=\"nt\">-eu<\/span>\r\n\r\n<span class=\"nv\">subcommand<\/span><span class=\"o\">=<\/span><span class=\"s2\">\"<\/span><span class=\"nv\">$1<\/span><span class=\"s2\">\"<\/span>\r\n<span class=\"nb\">shift\r\n\r\n<\/span><span class=\"k\">case<\/span> <span class=\"nv\">$subcommand<\/span> <span class=\"k\">in\r\n    <\/span><span class=\"nb\">set<\/span><span class=\"p\">)<\/span>\r\n        etcdctl <span class=\"nt\">--discovery-srv<\/span> <span class=\"k\">${<\/span><span class=\"nv\">ETCD_ENDPOINT<\/span><span class=\"k\">}<\/span> <span class=\"nb\">set<\/span> <span class=\"k\">${<\/span><span class=\"nv\">ETCD_BASE_PATH<\/span><span class=\"k\">}<\/span>\/<span class=\"k\">${<\/span><span class=\"nv\">EXPORTER_TYPE<\/span><span class=\"k\">}<\/span>\/<span class=\"sb\">`<\/span><span class=\"nb\">hostname<\/span> <span class=\"nt\">-s<\/span><span class=\"sb\">`<\/span> <span class=\"se\">\\<\/span>\r\n            <span class=\"s2\">\"{<\/span><span class=\"se\">\\\"<\/span><span class=\"s2\">host<\/span><span class=\"se\">\\\"<\/span><span class=\"s2\">:<\/span><span class=\"se\">\\\"<\/span><span class=\"k\">${<\/span><span class=\"nv\">EXPORTER_ADDRESS<\/span><span class=\"k\">}<\/span><span class=\"se\">\\\"<\/span><span class=\"s2\">,<\/span><span class=\"se\">\\\"<\/span><span class=\"s2\">port<\/span><span class=\"se\">\\\"<\/span><span class=\"s2\">:<\/span><span class=\"k\">${<\/span><span class=\"nv\">EXPORTER_PORT<\/span><span class=\"k\">}<\/span><span class=\"s2\">}\"<\/span>\r\n        <span class=\"p\">;;<\/span>\r\n    <span class=\"nb\">rm<\/span><span class=\"p\">)<\/span>\r\n        etcdctl <span class=\"nt\">--discovery-srv<\/span> <span class=\"k\">${<\/span><span class=\"nv\">ETCD_ENDPOINT<\/span><span class=\"k\">}<\/span> <span class=\"nb\">rm<\/span> <span class=\"k\">${<\/span><span class=\"nv\">ETCD_BASE_PATH<\/span><span class=\"k\">}<\/span>\/<span class=\"k\">${<\/span><span class=\"nv\">EXPORTER_TYPE<\/span><span class=\"k\">}<\/span>\/<span class=\"sb\">`<\/span><span class=\"nb\">hostname<\/span> <span class=\"nt\">-s<\/span><span class=\"sb\">`<\/span>\r\n        <span class=\"p\">;;<\/span>\r\n    <span class=\"k\">*<\/span><span class=\"p\">)<\/span>\r\n        <span class=\"nb\">echo<\/span> <span class=\"s2\">\"Please specify set or rm as argument.\"<\/span>\r\n        <span class=\"p\">;;<\/span>\r\n<span class=\"k\">esac<\/span>\r\n\r\n<\/code><\/pre>\n<p>\u5728\u4e0d\u540c\u7684\u53f7\u673aEXPORTER_ADDRESS\u7b49\u503c\u4e4b\u95f4\uff0c\u5047\u8bbe\u4f7f\u7528\u67d0\u79cd\u914d\u7f6e\u7ba1\u7406\u5de5\u5177\u8fdb\u884c\u5d4c\u5165\u3002\u7136\u540e\uff0c\u542f\u52a8exporter\u540e\uff0c\u4fe1\u606f\u5c06\u88ab\u6ce8\u518c\u5230etcd\u5e76\u53ef\u4ee5\u901a\u8fc7DNS\u8fdb\u884c\u540d\u79f0\u89e3\u6790\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"gp\">$<\/span> systemctl start prom@node.service\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>$ dig @localhost SRV node.prom.local +noall +answer            \r\n\r\n; &lt;&lt;&gt;&gt; DiG 9.10.2-P4 &lt;&lt;&gt;&gt; @localhost SRV node.prom.local +noall +answer\r\n; (1 server found)\r\n;; global options: +cmd\r\nnode.prom.local. 300    IN  SRV 10 50 9100 server01.node.prom.local.\r\nnode.prom.local. 300    IN  SRV 10 50 9100 server02.node.prom.local.\r\n<\/code><\/pre>\n<h1>Prometheus\u7684\u914d\u7f6e<\/h1>\n<p>\u53ea\u9700\u5c06\u8bbe\u7f6e\u653e\u5165Promtheus\u7684sd\u4e2d\u5373\u53ef\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">global<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">scrape_interval<\/span><span class=\"pi\">:<\/span> <span class=\"s\">15s<\/span>\r\n  <span class=\"na\">evaluation_interval<\/span><span class=\"pi\">:<\/span> <span class=\"s\">30s<\/span>\r\n  <span class=\"na\">external_labels<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">monitor<\/span><span class=\"pi\">:<\/span> <span class=\"s1\">'<\/span><span class=\"s\">global-monitor'<\/span>\r\n\r\n<span class=\"na\">rule_files<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"pi\">-<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">\/etc\/prometheus\/rule.d\/*.rule\"<\/span>\r\n\r\n<span class=\"na\">scrape_configs<\/span><span class=\"pi\">:<\/span>  \r\n  <span class=\"pi\">-<\/span> <span class=\"na\">job_name<\/span><span class=\"pi\">:<\/span> <span class=\"s1\">'<\/span><span class=\"s\">node_exporter'<\/span>\r\n    <span class=\"na\">scrape_interval<\/span><span class=\"pi\">:<\/span> <span class=\"s\">10s<\/span>\r\n    <span class=\"na\">dns_sd_configs<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"pi\">-<\/span> <span class=\"na\">names<\/span><span class=\"pi\">:<\/span>\r\n        <span class=\"pi\">-<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">node.prom.local\"<\/span>\r\n<\/code><\/pre>\n<p>\u5f53\u60a8\u542f\u52a8Prometheus\u4e4b\u540e\uff0c\u4e4b\u524d\u542f\u52a8\u7684server01\u548cserver02\u5c06\u88ab\u6ce8\u518c\u3002<\/p>\n<p>\u6b64\u6b21\u6211\u4eec\u53ea\u5c06node_exporter\u6dfb\u52a0\u4e3a\u76d1\u89c6\u76ee\u6807\uff0c\u4f46\u662f\u6211\u4eec\u4e5f\u53ef\u4ee5\u6839\u636e\u76d1\u89c6\u76ee\u6807\u7684\u4e0d\u540c\u4e2d\u95f4\u4ef6\u66f4\u6539\u6ce8\u518c\u7684\u57df\u540d\uff0c\u4f8b\u5982node.prom.local\u6216mysql.prom.local\uff0c\u8fd8\u53ef\u4ee5\u5728\u66f4\u524d\u9762\u521b\u5efa\u57df\u540d\uff0c\u4f8b\u5982node.a.prom.local\u6216node.b.prom.local\uff0c\u4ee5A\u7cfb\u3001B\u7cfb\u3001C\u7cfb\u7b49\u7b49\u7684\u65b9\u5f0f\u8fdb\u884c\u6c34\u5e73\u5206\u7247\u7684\u914d\u7f6e\u4e5f\u662f\u53ef\u80fd\u7684\u3002<\/p>\n<h1>\u6700\u540e<\/h1>\n<p>\u4ee5\u4e0a\u662f\u5728Bare Metal\u73af\u5883\u4e2d\u4f7f\u7528\u52a8\u6001SD\u7684\u4e00\u4e2a\u4f8b\u5b50\u3002\u5728\u8be5\u4f8b\u4e2d\uff0c\u6211\u4eec\u5047\u8bbe\u4f7f\u7528systemd\u8fdb\u884c\u64cd\u4f5c\uff0c\u4f46\u662f\u5982\u679c\u5b58\u5728\u6df7\u5408\u4e86\u65e7\u73af\u5883\uff08\u5982CentOS 6\uff09\u7684\u60c5\u51b5\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528Upstart\u6765\u5b9e\u73b0\u7c7b\u4f3c\u7684\u64cd\u4f5c\u3002<\/p>\n<p>\u6211\u8ba4\u4e3a\u901a\u8fc7\u5c06\u76d1\u63a7\u5e26\u5165\u5230Prometheus\u4e2d\uff0c\u5373\u4f7f\u5728\u88f8\u91d1\u5c5e\u73af\u5883\u4e2d\uff0c\u4e5f\u53ef\u4ee5\u5b9e\u73b0\u5728k8s\u4e2d\u5bb9\u6613\u5b8c\u6210\u7684\u529f\u80fd\uff0c\u8fd9\u6837\u53ef\u4ee5\u66f4\u5bb9\u6613\u5730\u6784\u5efa\u4e00\u4e2a\u9002\u5408\u8fc1\u79fb\u5230k8s\u7684\u73af\u5883\u3002<\/p>\n<h5>\u8fdb\u884c\u81ea\u6211\u53cd\u7701<\/h5>\n<p>\u5728\u9a8c\u8bc1\u8fc7\u7a0b\u4e2d\u6211\u6ce8\u610f\u5230\u4e00\u4e2a\u95ee\u9898\uff0c\u7531\u4e8eDNS\u7f13\u5b58\u7684\u539f\u56e0\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4Prometheus\u7684\u66f4\u65b0\u7a0d\u5fae\u6709\u70b9\u6162&#8230; \u5982\u679c\u53d1\u751f\u8fd9\u79cd\u60c5\u51b5\uff0cPrometheus\u6700\u597d\u76f4\u63a5\u5411CoreDNS\u67e5\u8be2\u540d\u79f0&#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9996\u5148 \u8fd9\u7bc7\u6587\u7ae0\u662f2017\u5e74Prometheus\u8d2d\u7269\u8282\u7684\u7b2c21\u5929\u7684\u6587\u7ae0\u3002\u5c3d\u7ba1\u662f\u572823\u65e5\u53d1\u8868\u7684&#8230; \u4f7f\u7528 [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-43608","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u7528etcd\u548cCoreDNS\u6765\u5b9e\u73b0Prometheus\u7684\u670d\u52a1\u53d1\u73b0 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u7528etcd\u548ccoredns\u6765\u5b9e\u73b0prometheus\u7684\u670d\u52a1\u53d1\u73b0\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u7528etcd\u548cCoreDNS\u6765\u5b9e\u73b0Prometheus\u7684\u670d\u52a1\u53d1\u73b0\" \/>\n<meta property=\"og:description\" content=\"\u9996\u5148 \u8fd9\u7bc7\u6587\u7ae0\u662f2017\u5e74Prometheus\u8d2d\u7269\u8282\u7684\u7b2c21\u5929\u7684\u6587\u7ae0\u3002\u5c3d\u7ba1\u662f\u572823\u65e5\u53d1\u8868\u7684&#8230; \u4f7f\u7528 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u7528etcd\u548ccoredns\u6765\u5b9e\u73b0prometheus\u7684\u670d\u52a1\u53d1\u73b0\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-05-27T19:18:30+00:00\" \/>\n<meta property=\"article:modified_time\" 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