{"id":41372,"date":"2023-04-26T16:41:38","date_gmt":"2023-08-02T09:52:08","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e8%80%83%e8%99%91%e4%bd%bf%e7%94%a8logstash%e5%ae%9e%e7%8e%b0elasticsearch%e7%9a%84%e6%97%a0%e5%81%9c%e6%9c%ba%e7%b4%a2%e5%bc%95%e6%9b%b4%e6%96%b0%e6%93%8d%e4%bd%9c%e3%80%82\/"},"modified":"2024-04-30T01:24:36","modified_gmt":"2024-04-29T17:24:36","slug":"%e8%80%83%e8%99%91%e4%bd%bf%e7%94%a8logstash%e5%ae%9e%e7%8e%b0elasticsearch%e7%9a%84%e6%97%a0%e5%81%9c%e6%9c%ba%e7%b4%a2%e5%bc%95%e6%9b%b4%e6%96%b0%e6%93%8d%e4%bd%9c%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e8%80%83%e8%99%91%e4%bd%bf%e7%94%a8logstash%e5%ae%9e%e7%8e%b0elasticsearch%e7%9a%84%e6%97%a0%e5%81%9c%e6%9c%ba%e7%b4%a2%e5%bc%95%e6%9b%b4%e6%96%b0%e6%93%8d%e4%bd%9c%e3%80%82\/","title":{"rendered":"\u8003\u8651\u4f7f\u7528Logstash\u5b9e\u73b0Elasticsearch\u7684\u65e0\u505c\u673a\u7d22\u5f15\u66f4\u65b0\u64cd\u4f5c"},"content":{"rendered":"<h2>\u521d\u6b21\u89c1\u9762\uff01<\/h2>\n<p>\u6211\u662f\u8d1f\u8d23\u5728Recruit Lifestyle\u8d1f\u8d23\u65b0\u4e1a\u52a1\u5f00\u53d1\u7684@taikit\u3002\u8fd9\u6b21\u7684\u5723\u8bde\u8282\u65e5\u5386\u662f\u6211\u7b2c\u4e00\u6b21\u5c1d\u8bd5\u5199\u6587\u7ae0\u3002<\/p>\n<h2>\u9996\u5148<\/h2>\n<p>\u6700\u8fd1\uff0c\u6211\u5011\u6b63\u5728\u4f7f\u7528Elasticsearch\u69cb\u5efa\u4e00\u500b\u641c\u7d22\u7cfb\u7d71\u3002\u5982\u679c\u8981\u66f4\u65b0\u7d22\u5f15\u7684\u8a2d\u5b9a\uff0c\u9019\u5c07\u4e0d\u6703\u61c9\u7528\u65bc\u4ee5\u524d\u7684\u6578\u64da\u3002\u70ba\u4e86\u5c07\u66f4\u65b0\u61c9\u7528\u5230\u4ee5\u524d\u7684\u6578\u64da\u4e0a\uff0c\u6211\u5011\u9700\u8981\u91cd\u65b0\u5efa\u7acb\u7d22\u5f15\u3002\u96d6\u7136\u6709\u5f88\u591a\u64cd\u4f5c\u65b9\u6cd5\u53ef\u4ee5\u9078\u64c7\uff0c\u4f46\u6211\u5011\u73fe\u5728\u8003\u616e\u7684\u662f\u4e00\u7a2e\u76e1\u53ef\u80fd\u8f15\u9b06\u7684\u64cd\u4f5c\u65b9\u6cd5\u3002<\/p>\n<h2>\u601d\u8003\u7684\u60c5\u51b5<\/h2>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d467b37434c4406ca553f\/5-0.png\" alt=\"\u524d\u63d0.png\" \/><\/div>\n<h2>\u4e0d\u505c\u6b62\u7684\u7d22\u5f15\u66f4\u65b0\u7684\u4e3b\u8981\u65b9\u6cd5<\/h2>\n<p>\u5728\u6211\u4eec\u6240\u8c03\u67e5\u7684\u8303\u56f4\u5185\uff0c\u4e3b\u8981\u53ef\u4ee5\u5206\u4e3a\u4e09\u79cd\u65b9\u6cd5\u3002<\/p>\n<h3>\u4f7f\u7528\u7d22\u5f15\u522b\u540d\u7684\u65b9\u6cd5<\/h3>\n<p>\u8fd9\u662f\u5728\u5b98\u65b9\u535a\u5ba2\u4e0a\u4ecb\u7ecd\u7684\u65b9\u6cd5\u3002\u4e0d\u662f\u76f4\u63a5\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u5f15\u7528\u7d22\u5f15\uff0c\u800c\u662f\u8bbe\u7f6e\u5f15\u7528\u522b\u540d\u3002\u8fd9\u6837\uff0c\u5f53\u60f3\u8981\u5f15\u7528\u65b0\u7684\u7d22\u5f15\u65f6\uff0c\u53ea\u9700\u66f4\u65b0\u522b\u540d\uff0c\u800c\u4e0d\u9700\u8981\u66f4\u65b0\u5e94\u7528\u7a0b\u5e8f\u7684\u4ee3\u7801\u3002<\/p>\n<h3>\u4ee5\u6bcf\u4e2a\u96c6\u7fa4\u4e3a\u5355\u4f4d\u5207\u6362\u7684\u65b9\u6cd5<\/h3>\n<p>\u8fd9\u662fRecruit\u516c\u53f8\u5176\u4ed6\u90e8\u95e8\u4e5f\u5728\u4f7f\u7528\u7684\u65b9\u6cd51\u3002\u9664\u4e86\u6b63\u5728\u4f7f\u7528\u7684\u96c6\u7fa4\u5916\uff0c\u8fd8\u8981\u521b\u5efa\u4e00\u4e2a\u5e94\u7528\u4e86\u65b0\u7d22\u5f15\u7684\u96c6\u7fa4\uff0c\u5e76\u901a\u8fc7Blue\/Green\u90e8\u7f72\u7b49\u65b9\u5f0f\u6765\u4ea4\u6362\u65b0\u65e7\u96c6\u7fa4\u3002\u867d\u7136\u76f8\u5bf9\u6765\u8bf4\u6bd4\u8f83\u7e41\u7410\uff0c\u4f46\u8003\u8651\u5230Elasticsearch\u7248\u672c\u5347\u7ea7\u7b49\u8fd0\u7ef4\u65b9\u9762\u7684\u8003\u8651\uff0c\u4e00\u65e6\u5efa\u7acb\u4e86\u673a\u5236\uff0c\u8fd0\u7ef4\u5c31\u4f1a\u53d8\u5f97\u8f7b\u677e\u3002<\/p>\n<h3>\u5728\u5e94\u7528\u5c42\u5207\u6362\u7684\u65b9\u6cd5<\/h3>\n<p>\u4ee5\u4e0b\u662f\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\u4ecb\u7ecd\u7684\u65b9\u6cd5\u3002\u901a\u8fc7\u5e94\u7528\u7a0b\u5e8f\u5207\u6362\u7d22\u5f15\u7684\u5f15\u7528\u3002\u5982\u679c\u66f4\u6539\u5e94\u7528\u7a0b\u5e8f\u7684\u641c\u7d22\u67e5\u8be2\u6216\u8005\u5927\u5e45\u66f4\u6539\u7d22\u5f15\u7684\u5b57\u6bb5\uff0c\u53ef\u80fd\u4e5f\u9700\u8981\u5728\u5e94\u7528\u7a0b\u5e8f\u7684\u4ee3\u7801\u4e2d\u8fdb\u884c\u5207\u6362\u7684\u60c5\u51b5\u3002<\/p>\n<h2>\u9002\u7528\u7684\u65b9\u6cd5<\/h2>\n<p>\u8fd9\u6b21\u6211\u4eec\u91c7\u7528\u4e86\u4f7f\u7528\u7d22\u5f15\u522b\u540d(Index Aliases)\u7684\u65b9\u6cd5\u3002\u5173\u4e8e\u5982\u4f55\u5728\u96c6\u7fa4\u4e4b\u95f4\u5207\u6362\u7684\u65b9\u5f0f\uff0c\u6211\u4eec\u4f7f\u7528\u4e86\u6258\u7ba1\u670d\u52a1\uff0cElasticsearch\u672c\u8eab\u7684\u66f4\u65b0\u4f1a\u81ea\u52a8\u65e0\u505c\u673a\u8fdb\u884c\uff0c\u6240\u4ee5\u4e0d\u9700\u8981\u62c5\u5fc3\u7248\u672c\u5347\u7ea7\u65f6\u7684\u95ee\u9898\u3002\u6b64\u5916\uff0c\u4e3a\u4e86\u63d0\u5347\u641c\u7d22\u6027\u80fd\uff0c\u6211\u4eec\u9884\u8ba1\u9700\u8981\u9891\u7e41\u66f4\u65b0\u5206\u6790\u5668(Analyzer)\uff0c\u5982\u679c\u6bcf\u6b21\u90fd\u8981\u66f4\u65b0\u5e94\u7528\u7a0b\u5e8f\uff0c\u4f1a\u53d8\u5f97\u5f88\u590d\u6742\u3002<\/p>\n<p>\u6982\u8ff0\u5904\u7406\u65b9\u5f0f\u5982\u4e0b\uff0c\u5728Logstash\u4e2d\u521b\u5efa\u5305\u542b\u65f6\u95f4\u6233\u7684\u65b0\u7d22\u5f15\uff0c\u5e76\u5728\u5b9a\u671f\u6267\u884c\u7684\u811a\u672c\u4e2d\u8bfb\u53d6\u7d22\u5f15\u540d\u79f0\u7684\u65f6\u95f4\u6233\uff0c\u7136\u540e\u6839\u636e\u662f\u5426\u5b58\u5728\u65b0\u7d22\u5f15\u6765\u5207\u6362\u522b\u540d\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d467b37434c4406ca553f\/17-0.png\" alt=\"__ (2).png\" \/><\/div>\n<h3>Logstash\u7684\u914d\u7f6e<\/h3>\n<p>\u53ea\u9700\u90e8\u7f72Logstash\uff0c\u5c31\u4f1a\u8fdb\u884c\u4e00\u4e9b\u8bbe\u7f6e\uff0c\u4ee5\u4fbf\u5728Elasticsearch\u4e2d\u6dfb\u52a0\u65b0\u914d\u7f6e\u7684\u7d22\u5f15\uff0c\u5e76\u540c\u6b65\u6570\u636e\u3002<\/p>\n<pre class=\"post-pre\"><code>input {\r\n  jdbc {\r\n    jdbc_driver_library =&gt; \"mysql-connector-java-8.0.11\/mysql-connector-java-8.0.11.jar\"\r\n    jdbc_driver_class =&gt; \"com.mysql.cj.jdbc.Driver\"\r\n    jdbc_connection_string =&gt; \"jdbc:mysql:\/\/${MYSQL_HOST}:3306\/${DB_NAME}\"\r\n    jdbc_user =&gt; \"${MYSQL_USER}\"\r\n    jdbc_password =&gt; \"${MYSQL_PASSWORD}\"\r\n    schedule =&gt; \"* * * * *\"\r\n    statement_filepath =&gt; \"\/usr\/share\/logstash\/sql\/items.sql\"\r\n    use_column_value =&gt; true\r\n    tracking_column =&gt; \"updated_at\"\r\n    tracking_column_type =&gt; \"timestamp\"\r\n  }\r\n}\r\n\r\noutput {\r\n  elasticsearch {\r\n    hosts =&gt; [\"${ELASTICSEARCH_HOST}\"]\r\n    user =&gt; \"${ELASTICSEARCH_USERNAME}\"\r\n    password =&gt; \"${ELASTICSEARCH_PASSWORD}\"\r\n    manage_template =&gt; true\r\n    template =&gt; \"\/usr\/share\/logstash\/template\/items.json\"\r\n    template_name =&gt; \"items\"\r\n    template_overwrite =&gt; true\r\n    index =&gt; \"items-${INDEX_TIMESTAMP}\"\r\n    document_type =&gt; \"_doc\"\r\n    document_id =&gt; \"%{id}\"\r\n  }\r\n}\r\n<\/code><\/pre>\n<p>\u8bf7\u5728\u90e8\u7f72\u65f6\u5c06\u73af\u5883\u53d8\u91cfINDEX_TIMESTAMP\u8bbe\u7f6e\u4e3a\u5f53\u524d\u65f6\u95f4\uff0c\u4f8b\u598220181209045112\u3002\u8fd9\u6837\u53ef\u4ee5\u4f7f\u7d22\u5f15\u540d\u79f0\u7684\u672b\u5c3e\u5e26\u6709\u65f6\u95f4\u6233\u3002\u4e3a\u4e86\u5c3d\u91cf\u5c06\u7d22\u5f15\u7684\u8bbe\u7f6e\u4e0eLogstash\u5bf9\u9f50\uff0c\u6211\u4eec\u4f7f\u7528\u4e86\u7d22\u5f15\u6a21\u677f\u6765\u8bbe\u7f6e\u7d22\u5f15\u3002\u5728\u6a21\u677f\u7684index_patterns\u7684\u65f6\u95f4\u6233\u90e8\u5206\uff0c\u8bf7\u9884\u5148\u6307\u5b9a\u901a\u914d\u7b26\uff08\u4f8b\u5982\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\u4e3a&#8221;items-*&#8221;\uff09\u3002<\/p>\n<p>\u6211\u4eec\u8bbe\u7f6e\u4e86tracking_column\uff0c\u53ea\u540c\u6b65\u81ea\u4e0a\u6b21\u540c\u6b65\u65f6\u70b9\u4e4b\u540e\u66f4\u65b0\u7684\u8bb0\u5f55\u3002\u5728\u90e8\u7f72Logstash\u65f6\uff0c\u901a\u8fc7\u91cd\u7f6e\u6700\u7ec8\u540c\u6b65\u65e5\u671f\u6765\u5c06\u6240\u6709\u8bb0\u5f55\u540c\u6b65\u5230\u65b0\u7684\u7d22\u5f15\u4e2d\u3002\u5bf9\u4e8e\u4f7f\u7528\u5bb9\u5668\u8fd0\u884cLogstash\u7684\u60c5\u51b5\uff0c\u7531\u4e8e\u8bb0\u5f55\u6700\u7ec8\u540c\u6b65\u65e5\u671f\u7684\u6587\u4ef6\u65e0\u6cd5\u7ee7\u627f\uff0c\u56e0\u6b64\u4e0d\u9700\u8981\u64cd\u4f5c\u6765\u8fdb\u884c\u91cd\u7f6e\u3002<\/p>\n<h3>\u66f4\u65b0Alias\u7684\u811a\u672c<\/h3>\n<p>\u8bfb\u53d6Index\u540d\u7684\u65f6\u95f4\u6233\u5e76\u5c06Alias\u66ff\u6362\u4e3a\u6700\u65b0\u7684Index\uff0c\u7136\u540e\u5220\u9664\u65e7\u7684Index\u3002\u8fd9\u4e2a\u811a\u672c\u6211\u5728\u53c2\u8003\u4e86Cookpad\u516c\u53f8\u7684\u8fd9\u7bc7\u6587\u7ae0\u540e\u5b8c\u6210\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nb\">require<\/span> <span class=\"s1\">'elasticsearch'<\/span>\r\n<span class=\"nb\">require<\/span> <span class=\"s1\">'uri'<\/span>\r\n<span class=\"nb\">require_relative<\/span> <span class=\"s1\">'..\/index_manager'<\/span>\r\n\r\n<span class=\"no\">ES_URL<\/span> <span class=\"o\">=<\/span> <span class=\"no\">ENV<\/span><span class=\"p\">.<\/span><span class=\"nf\">fetch<\/span><span class=\"p\">(<\/span><span class=\"s1\">'ES_URL'<\/span><span class=\"p\">)<\/span>\r\n<span class=\"no\">ES_USER<\/span> <span class=\"o\">=<\/span> <span class=\"no\">ENV<\/span><span class=\"p\">.<\/span><span class=\"nf\">fetch<\/span><span class=\"p\">(<\/span><span class=\"s1\">'ES_USER'<\/span><span class=\"p\">)<\/span>\r\n<span class=\"no\">ES_PASSWORD<\/span> <span class=\"o\">=<\/span> <span class=\"no\">ENV<\/span><span class=\"p\">.<\/span><span class=\"nf\">fetch<\/span><span class=\"p\">(<\/span><span class=\"s1\">'ES_PASSWORD'<\/span><span class=\"p\">)<\/span>\r\n<span class=\"no\">TABLE_NAME<\/span> <span class=\"o\">=<\/span> <span class=\"no\">ENV<\/span><span class=\"p\">.<\/span><span class=\"nf\">fetch<\/span><span class=\"p\">(<\/span><span class=\"s1\">'TABLE_NAME'<\/span><span class=\"p\">)<\/span>\r\n\r\n<span class=\"n\">uri<\/span> <span class=\"o\">=<\/span> <span class=\"no\">URI<\/span><span class=\"p\">.<\/span><span class=\"nf\">parse<\/span><span class=\"p\">(<\/span><span class=\"no\">ES_URL<\/span><span class=\"p\">)<\/span>\r\n<span class=\"n\">uri<\/span><span class=\"p\">.<\/span><span class=\"nf\">user<\/span> <span class=\"o\">=<\/span> <span class=\"no\">ES_USER<\/span>\r\n<span class=\"n\">uri<\/span><span class=\"p\">.<\/span><span class=\"nf\">password<\/span> <span class=\"o\">=<\/span> <span class=\"no\">ES_PASSWORD<\/span>\r\n\r\n<span class=\"n\">client<\/span> <span class=\"o\">=<\/span> <span class=\"no\">Elasticsearch<\/span><span class=\"o\">::<\/span><span class=\"no\">Client<\/span><span class=\"p\">.<\/span><span class=\"nf\">new<\/span><span class=\"p\">(<\/span><span class=\"ss\">url: <\/span><span class=\"n\">uri<\/span><span class=\"p\">.<\/span><span class=\"nf\">to_s<\/span><span class=\"p\">)<\/span>\r\n\r\n<span class=\"n\">index_manager<\/span> <span class=\"o\">=<\/span> <span class=\"no\">IndexManager<\/span><span class=\"p\">.<\/span><span class=\"nf\">new<\/span><span class=\"p\">(<\/span><span class=\"no\">TABLE_NAME<\/span><span class=\"p\">,<\/span> <span class=\"n\">client<\/span><span class=\"p\">)<\/span>\r\n<span class=\"n\">index_manager<\/span><span class=\"p\">.<\/span><span class=\"nf\">switch_alias_to_latest<\/span>\r\n<span class=\"n\">index_manager<\/span><span class=\"p\">.<\/span><span class=\"nf\">delete_old_indexes<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"k\">class<\/span> <span class=\"nc\">IndexManager<\/span>\r\n  <span class=\"k\">def<\/span> <span class=\"nf\">initialize<\/span><span class=\"p\">(<\/span><span class=\"nb\">name<\/span><span class=\"p\">,<\/span> <span class=\"n\">client<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"vi\">@name<\/span> <span class=\"o\">=<\/span> <span class=\"nb\">name<\/span>\r\n    <span class=\"vi\">@client<\/span> <span class=\"o\">=<\/span> <span class=\"n\">client<\/span>\r\n  <span class=\"k\">end<\/span>\r\n\r\n  <span class=\"k\">def<\/span> <span class=\"nf\">switch_alias_to_latest<\/span>\r\n    <span class=\"n\">latest_index_cache<\/span> <span class=\"o\">=<\/span> <span class=\"n\">latest_index<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"k\">if<\/span> <span class=\"n\">indexes_in_alias<\/span> <span class=\"o\">==<\/span> <span class=\"p\">[<\/span><span class=\"n\">latest_index_cache<\/span><span class=\"p\">]<\/span>\r\n\r\n    <span class=\"n\">switch_alias<\/span><span class=\"p\">(<\/span><span class=\"n\">latest_index_cache<\/span><span class=\"p\">)<\/span>\r\n  <span class=\"k\">end<\/span>\r\n\r\n  <span class=\"k\">def<\/span> <span class=\"nf\">delete_old_indexes<\/span>\r\n    <span class=\"n\">old_indexes<\/span><span class=\"p\">.<\/span><span class=\"nf\">map<\/span> <span class=\"k\">do<\/span> <span class=\"o\">|<\/span><span class=\"n\">index<\/span><span class=\"o\">|<\/span>\r\n      <span class=\"vi\">@client<\/span><span class=\"p\">.<\/span><span class=\"nf\">indices<\/span><span class=\"p\">.<\/span><span class=\"nf\">delete<\/span><span class=\"p\">(<\/span><span class=\"ss\">index: <\/span><span class=\"n\">index<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"k\">end<\/span>\r\n  <span class=\"k\">end<\/span>\r\n\r\n  <span class=\"kp\">private<\/span>\r\n\r\n  <span class=\"k\">def<\/span> <span class=\"nf\">alias_name<\/span>\r\n    <span class=\"s2\">\"<\/span><span class=\"si\">#{<\/span><span class=\"vi\">@name<\/span><span class=\"si\">}<\/span><span class=\"s2\">-latest\"<\/span>\r\n  <span class=\"k\">end<\/span>\r\n\r\n  <span class=\"k\">def<\/span> <span class=\"nf\">indexes<\/span>\r\n    <span class=\"vi\">@client<\/span><span class=\"p\">.<\/span><span class=\"nf\">indices<\/span><span class=\"p\">.<\/span><span class=\"nf\">get<\/span><span class=\"p\">(<\/span><span class=\"ss\">index: <\/span><span class=\"s2\">\"<\/span><span class=\"si\">#{<\/span><span class=\"vi\">@name<\/span><span class=\"si\">}<\/span><span class=\"s2\">-*\"<\/span><span class=\"p\">).<\/span><span class=\"nf\">keys<\/span>\r\n  <span class=\"k\">end<\/span>\r\n\r\n  <span class=\"k\">def<\/span> <span class=\"nf\">indexes_in_alias<\/span>\r\n    <span class=\"vi\">@client<\/span><span class=\"p\">.<\/span><span class=\"nf\">indices<\/span><span class=\"p\">.<\/span><span class=\"nf\">get_alias<\/span><span class=\"p\">(<\/span><span class=\"ss\">index: <\/span><span class=\"n\">alias_name<\/span><span class=\"p\">).<\/span><span class=\"nf\">keys<\/span>\r\n  <span class=\"k\">rescue<\/span> <span class=\"no\">Elasticsearch<\/span><span class=\"o\">::<\/span><span class=\"no\">Transport<\/span><span class=\"o\">::<\/span><span class=\"no\">Transport<\/span><span class=\"o\">::<\/span><span class=\"no\">Errors<\/span><span class=\"o\">::<\/span><span class=\"no\">NotFound<\/span>\r\n    <span class=\"p\">[]<\/span>\r\n  <span class=\"k\">end<\/span>\r\n\r\n  <span class=\"k\">def<\/span> <span class=\"nf\">latest_index<\/span>\r\n    <span class=\"n\">latest_date<\/span> <span class=\"o\">=<\/span> <span class=\"n\">indexes<\/span><span class=\"p\">.<\/span><span class=\"nf\">map<\/span> <span class=\"p\">{<\/span> <span class=\"o\">|<\/span><span class=\"n\">index<\/span><span class=\"o\">|<\/span> <span class=\"n\">index_timestamp<\/span><span class=\"p\">(<\/span><span class=\"n\">index<\/span><span class=\"p\">)<\/span> <span class=\"p\">}.<\/span><span class=\"nf\">max<\/span>\r\n    <span class=\"s2\">\"<\/span><span class=\"si\">#{<\/span><span class=\"vi\">@name<\/span><span class=\"si\">}<\/span><span class=\"s2\">-<\/span><span class=\"si\">#{<\/span><span class=\"n\">latest_date<\/span><span class=\"si\">}<\/span><span class=\"s2\">\"<\/span>\r\n  <span class=\"k\">end<\/span>\r\n\r\n  <span class=\"k\">def<\/span> <span class=\"nf\">old_indexes<\/span>\r\n    <span class=\"n\">latest_timestamp<\/span> <span class=\"o\">=<\/span> <span class=\"n\">index_timestamp<\/span><span class=\"p\">(<\/span><span class=\"n\">latest_index<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">indexes<\/span><span class=\"p\">.<\/span><span class=\"nf\">select<\/span> <span class=\"p\">{<\/span> <span class=\"o\">|<\/span><span class=\"n\">index<\/span><span class=\"o\">|<\/span> <span class=\"n\">index_timestamp<\/span><span class=\"p\">(<\/span><span class=\"n\">index<\/span><span class=\"p\">)<\/span> <span class=\"o\">&lt;<\/span> <span class=\"n\">latest_timestamp<\/span> <span class=\"p\">}<\/span>\r\n  <span class=\"k\">end<\/span>\r\n\r\n  <span class=\"k\">def<\/span> <span class=\"nf\">switch_alias<\/span><span class=\"p\">(<\/span><span class=\"n\">new_index<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">actions<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[]<\/span>\r\n    <span class=\"n\">indexes_in_alias<\/span><span class=\"p\">.<\/span><span class=\"nf\">each<\/span> <span class=\"k\">do<\/span> <span class=\"o\">|<\/span><span class=\"n\">old_index<\/span><span class=\"o\">|<\/span>\r\n      <span class=\"n\">actions<\/span> <span class=\"o\">&lt;&lt;<\/span> <span class=\"p\">{<\/span> <span class=\"ss\">remove: <\/span><span class=\"p\">{<\/span> <span class=\"ss\">index: <\/span><span class=\"n\">old_index<\/span><span class=\"p\">,<\/span> <span class=\"ss\">aliases: <\/span><span class=\"n\">alias_name<\/span> <span class=\"p\">}<\/span> <span class=\"p\">}<\/span>\r\n    <span class=\"k\">end<\/span>\r\n    <span class=\"n\">actions<\/span> <span class=\"o\">&lt;&lt;<\/span> <span class=\"p\">{<\/span> <span class=\"ss\">add: <\/span><span class=\"p\">{<\/span> <span class=\"ss\">index: <\/span><span class=\"n\">new_index<\/span><span class=\"p\">,<\/span> <span class=\"ss\">aliases: <\/span><span class=\"n\">alias_name<\/span> <span class=\"p\">}<\/span> <span class=\"p\">}<\/span>\r\n    <span class=\"vi\">@client<\/span><span class=\"p\">.<\/span><span class=\"nf\">indices<\/span><span class=\"p\">.<\/span><span class=\"nf\">update_aliases<\/span><span class=\"p\">(<\/span><span class=\"ss\">body: <\/span><span class=\"p\">{<\/span> <span class=\"ss\">actions: <\/span><span class=\"n\">actions<\/span> <span class=\"p\">})<\/span>\r\n  <span class=\"k\">end<\/span>\r\n\r\n  <span class=\"k\">def<\/span> <span class=\"nf\">index_timestamp<\/span><span class=\"p\">(<\/span><span class=\"n\">index<\/span><span class=\"p\">)<\/span>\r\n    <span class=\"n\">index<\/span><span class=\"p\">.<\/span><span class=\"nf\">match<\/span><span class=\"p\">(<\/span><span class=\"sr\">\/<\/span><span class=\"si\">#{<\/span><span class=\"vi\">@name<\/span><span class=\"si\">}<\/span><span class=\"sr\">-(\\d{14})\/<\/span><span class=\"p\">)[<\/span><span class=\"mi\">1<\/span><span class=\"p\">]<\/span>\r\n  <span class=\"k\">end<\/span>\r\n<span class=\"k\">end<\/span>\r\n<\/code><\/pre>\n<p>\u901a\u8fc7\u5728Cron\u7b49\u5de5\u5177\u4e2d\u5b9a\u671f\u6267\u884c\u6b64\u811a\u672c\uff0c\u53ef\u4ee5\u5728\u521b\u5efa\u65b0\u7684\u7d22\u5f15\u65f6\u81ea\u52a8\u5207\u6362\u5230\u522b\u540d\u7684\u7d22\u5f15\uff0c\u5e76\u5220\u9664\u65e7\u7684\u7d22\u5f15\u3002\u4e3a\u4e86\u9632\u60a3\u4e8e\u672a\u7136\uff0c\u5982\u679c\u8003\u8651\u56de\u9000\u7684\u60c5\u51b5\uff0c\u6700\u597d\u4e0d\u8981\u5220\u9664\u7d22\u5f15\u3002<\/p>\n<h3>\u5373\u4f7f\u540c\u671f\u672a\u5b8c\u6210\uff0c\u4e5f\u4f1a\u66f4\u65b0\u522b\u540d\u3002<\/h3>\n<p>\u5982\u679c\u5b9a\u671f\u8fd0\u884c\u4e0a\u8ff0\u811a\u672c\uff0c\u5f53\u76ee\u6807\u6570\u636e\u8f83\u591a\u65f6\uff0c\u5728Logstash\u7684\u540c\u6b65\u5b8c\u6210\u4e4b\u524d\u5207\u6362\u522b\u540d\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u641c\u7d22\u7ed3\u679c\u4e0d\u5b8c\u6574\u3002\u5728\u811a\u672c\u4e2d\uff0c\u9700\u8981\u8fdb\u884c\u6bd4\u8f83\u65b0\u65e7\u6587\u6863\u6570\uff0c\u786e\u4fdd\u65e7\u7d22\u5f15\u7684\u6700\u540e\u4e00\u4e2aID\u5305\u542b\u5728\u65b0\u7d22\u5f15\u4e2d\u7684\u5904\u7406\uff08\u5982\u679c\u53ef\u80fd\u7684\u8bdd\uff0c\u6211\u8fd8\u60f3\u6dfb\u52a0\uff09\u3002<\/p>\n<h3>Rails \u7684\u914d\u7f6e<\/h3>\n<p>\u4f7f\u7528gem\u7684elasticsearch-model\u65f6\u7684\u914d\u7f6e\u3002\u5c06Alias\u540d\u79f0\u8bbe\u7f6e\u4e3aindex_name\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">class<\/span> <span class=\"nc\">Item<\/span> <span class=\"o\">&lt;<\/span> <span class=\"no\">ApplicationRecord<\/span>\r\n    <span class=\"kp\">include<\/span> <span class=\"no\">Elasticsearch<\/span><span class=\"o\">::<\/span><span class=\"no\">Model<\/span>\r\n    <span class=\"n\">index_name<\/span> <span class=\"s1\">'items-latest'<\/span>\r\n    <span class=\"n\">document_type<\/span> <span class=\"s1\">'_doc'<\/span>\r\n<span class=\"k\">end<\/span>\r\n<\/code><\/pre>\n<h2>\u7ed3\u675f<\/h2>\n<p>\u6211\u8003\u8651\u4e86\u4e0eLogstash\u7ed3\u5408\u4f7f\u7528\u7684\u65e0\u505c\u673a\u7d22\u5f15\u66f4\u65b0\u65b9\u6cd5\u3002\u867d\u7136\u8fd8\u5728\u8bd5\u9a8c\u548c\u63a2\u7d22\u4e2d\uff0c\u4f46\u6211\u5199\u4e86\u4e00\u7bc7\u6587\u7ae0\u3002\u5982\u679c\u6709\u5176\u4ed6\u7c7b\u4f3c\u7684\u64cd\u4f5c\u65b9\u6cd5\uff0c\u8bf7\u5728\u8bc4\u8bba\u4e2d\u544a\u8bc9\u6211\uff0c\u6211\u4f1a\u5f88\u9ad8\u5174\u7684\u3002<\/p>\n<div>\u53ea\u9700\u8981\u4e00\u500b\u9078\u64c7\uff1a<br \/>\n\u4ee5\u4e0b\u662f\u539f\u6587\u7684\u4e2d\u6587\u6539\u5beb\u7248\u672c\uff1a\u53ef\u4ee5\u5728\u9019\u500b\u7db2\u5740\u627e\u5230\uff1a https:\/\/www.slideshare.net\/recruitcojp\/elasticsearch-56355817\/44\u00a0\u21a9<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u521d\u6b21\u89c1\u9762\uff01 \u6211\u662f\u8d1f\u8d23\u5728Recruit Lifestyle\u8d1f\u8d23\u65b0\u4e1a\u52a1\u5f00\u53d1\u7684@taikit\u3002\u8fd9\u6b21\u7684\u5723\u8bde\u8282\u65e5\u5386\u662f\u6211\u7b2c [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-41372","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>\u8003\u8651\u4f7f\u7528Logstash\u5b9e\u73b0Elasticsearch\u7684\u65e0\u505c\u673a\u7d22\u5f15\u66f4\u65b0\u64cd\u4f5c - 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\/\u8003\u8651\u4f7f\u7528logstash\u5b9e\u73b0elasticsearch\u7684\u65e0\u505c\u673a\u7d22\u5f15\u66f4\u65b0\u64cd\u4f5c\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u8003\u8651\u4f7f\u7528Logstash\u5b9e\u73b0Elasticsearch\u7684\u65e0\u505c\u673a\u7d22\u5f15\u66f4\u65b0\u64cd\u4f5c\" \/>\n<meta property=\"og:description\" content=\"\u521d\u6b21\u89c1\u9762\uff01 \u6211\u662f\u8d1f\u8d23\u5728Recruit Lifestyle\u8d1f\u8d23\u65b0\u4e1a\u52a1\u5f00\u53d1\u7684@taikit\u3002\u8fd9\u6b21\u7684\u5723\u8bde\u8282\u65e5\u5386\u662f\u6211\u7b2c [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u8003\u8651\u4f7f\u7528logstash\u5b9e\u73b0elasticsearch\u7684\u65e0\u505c\u673a\u7d22\u5f15\u66f4\u65b0\u64cd\u4f5c\u3002\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-08-02T09:52:08+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-29T17:24:36+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d467b37434c4406ca553f\/5-0.png\" \/>\n<meta name=\"author\" content=\"\u79d1, \u96c5\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u79d1, \u96c5\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 \u5206\" \/>\n<script type=\"application\/ld+json\" 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