{"id":41546,"date":"2024-10-01T22:32:35","date_gmt":"2024-10-01T14:32:35","guid":{"rendered":"https:\/\/server.hk\/cnblog\/41546\/"},"modified":"2024-10-01T22:32:35","modified_gmt":"2024-10-01T14:32:35","slug":"apache%e6%96%b0%e6%89%8b%e6%95%99%e7%a8%8b%ef%bc%9a%e8%a8%ad%e5%ae%9aapache%e8%88%87mod_proxy_hcheck-2","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/41546\/","title":{"rendered":"Apache\u65b0\u624b\u6559\u7a0b\uff1a\u8a2d\u5b9aApache\u8207mod_proxy_hcheck"},"content":{"rendered":"<h1 id=\"apache%e6%96%b0%e6%89%8b%e6%95%99%e7%a8%8b%ef%bc%9a%e8%a8%ad%e5%ae%9aapache%e8%88%87mod_proxy_hcheck-jQEUPHWBFC\">Apache\u65b0\u624b\u6559\u7a0b\uff1a\u8a2d\u5b9aApache\u8207mod_proxy_hcheck<\/h1>\n<p>Apache HTTP Server\uff08\u7c21\u7a31Apache\uff09\u662f\u4e00\u6b3e\u5ee3\u6cdb\u4f7f\u7528\u7684\u958b\u6e90\u7db2\u9801\u4f3a\u670d\u5668\uff0c\u56e0\u5176\u7a69\u5b9a\u6027\u548c\u9748\u6d3b\u6027\u800c\u53d7\u5230\u8a31\u591a\u7db2\u7ad9\u7684\u9752\u775e\u3002\u5728\u9019\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c07\u4ecb\u7d39\u5982\u4f55\u8a2d\u5b9aApache\u4f3a\u670d\u5668\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528mod_proxy_hcheck\u6a21\u7d44\u4f86\u9032\u884c\u5065\u5eb7\u6aa2\u67e5\uff0c\u4ee5\u78ba\u4fdd\u5f8c\u7aef\u4f3a\u670d\u5668\u7684\u53ef\u7528\u6027\u3002<\/p>\n<h2 id=\"apache%e4%bc%ba%e6%9c%8d%e5%99%a8%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%a8%ad%e5%ae%9a-jQEUPHWBFC\">Apache\u4f3a\u670d\u5668\u7684\u57fa\u672c\u8a2d\u5b9a<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u78ba\u4fdd\u5df2\u7d93\u5b89\u88dd\u4e86Apache\u4f3a\u670d\u5668\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5728Ubuntu\u7cfb\u7d71\u4e0a\u5b89\u88ddApache\uff1a<\/p>\n<pre><code>sudo apt update\nsudo apt install apache2<\/code><\/pre>\n<p>\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u555f\u52d5Apache\u4f3a\u670d\u5668\uff1a<\/p>\n<pre><code>sudo systemctl start apache2<\/code><\/pre>\n<p>\u63a5\u4e0b\u4f86\uff0c\u60a8\u53ef\u4ee5\u901a\u904e\u700f\u89bd\u5668\u8a2a\u554f <a href=\"http:\/\/localhost\" rel=\"nofollow noopener\" target=\"_blank\">http:\/\/localhost<\/a> \u4f86\u6aa2\u67e5Apache\u662f\u5426\u904b\u884c\u6b63\u5e38\u3002\u5982\u679c\u4e00\u5207\u6b63\u5e38\uff0c\u60a8\u61c9\u8a72\u80fd\u770b\u5230Apache\u7684\u9810\u8a2d\u9801\u9762\u3002<\/p>\n<h2 id=\"%e5%95%9f%e7%94%a8mod_proxy%e5%92%8cmod_proxy_hcheck%e6%a8%a1%e7%b5%84-jQEUPHWBFC\">\u555f\u7528mod_proxy\u548cmod_proxy_hcheck\u6a21\u7d44<\/h2>\n<p>\u8981\u4f7f\u7528mod_proxy_hcheck\uff0c\u9996\u5148\u9700\u8981\u555f\u7528mod_proxy\u548cmod_proxy_hcheck\u6a21\u7d44\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u555f\u7528\u9019\u4e9b\u6a21\u7d44\uff1a<\/p>\n<pre><code>sudo a2enmod proxy\nsudo a2enmod proxy_http\nsudo a2enmod proxy_hcheck<\/code><\/pre>\n<p>\u555f\u7528\u6a21\u7d44\u5f8c\uff0c\u8acb\u91cd\u65b0\u555f\u52d5Apache\u4f3a\u670d\u5668\u4ee5\u4f7f\u66f4\u6539\u751f\u6548\uff1a<\/p>\n<pre><code>sudo systemctl restart apache2<\/code><\/pre>\n<h2 id=\"%e8%a8%ad%e5%ae%9amod_proxy_hcheck-jQEUPHWBFC\">\u8a2d\u5b9amod_proxy_hcheck<\/h2>\n<p>mod_proxy_hcheck\u6a21\u7d44\u5141\u8a31Apache\u5c0d\u5f8c\u7aef\u4f3a\u670d\u5668\u9032\u884c\u5065\u5eb7\u6aa2\u67e5\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u53ea\u6709\u5065\u5eb7\u7684\u4f3a\u670d\u5668\u6703\u63a5\u6536\u8acb\u6c42\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u57fa\u672c\u7684\u8a2d\u5b9a\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>&lt;Proxy *&gt;\n    ProxySet timeout=5\n    ProxySet connectiontimeout=5\n    ProxySet hcheck=on\n&lt;\/Proxy&gt;\n\n&lt;Location \/backend&gt;\n    ProxyPass http:\/\/backend-server\/\n    ProxyPassReverse http:\/\/backend-server\/\n    ProxySet hcheck=on\n&lt;\/Location&gt;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u7bc4\u4f8b\u4e2d\uff0c\u6211\u5011\u8a2d\u5b9a\u4e86\u4e00\u500b\u540d\u70ba\u201c\/backend\u201d\u7684\u8def\u5f91\uff0c\u4e26\u5c07\u5176\u4ee3\u7406\u5230\u540d\u70ba\u201cbackend-server\u201d\u7684\u5f8c\u7aef\u4f3a\u670d\u5668\u3002\u60a8\u9700\u8981\u5c07\u201cbackend-server\u201d\u66ff\u63db\u70ba\u5be6\u969b\u7684\u5f8c\u7aef\u4f3a\u670d\u5668\u5730\u5740\u3002<\/p>\n<h2 id=\"%e5%81%a5%e5%ba%b7%e6%aa%a2%e6%9f%a5%e7%9a%84%e9%85%8d%e7%bd%ae%e9%81%b8%e9%a0%85-jQEUPHWBFC\">\u5065\u5eb7\u6aa2\u67e5\u7684\u914d\u7f6e\u9078\u9805<\/h2>\n<p>mod_proxy_hcheck\u63d0\u4f9b\u4e86\u591a\u7a2e\u914d\u7f6e\u9078\u9805\uff0c\u60a8\u53ef\u4ee5\u6839\u64da\u9700\u8981\u9032\u884c\u8abf\u6574\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u9078\u9805\uff1a<\/p>\n<ul>\n<li><strong>hcheck:<\/strong> \u555f\u7528\u6216\u7981\u7528\u5065\u5eb7\u6aa2\u67e5\u3002<\/li>\n<li><strong>timeout:<\/strong> \u8a2d\u5b9a\u5065\u5eb7\u6aa2\u67e5\u7684\u8d85\u6642\u6642\u9593\u3002<\/li>\n<li><strong>interval:<\/strong> \u8a2d\u5b9a\u5065\u5eb7\u6aa2\u67e5\u7684\u9593\u9694\u6642\u9593\u3002<\/li>\n<li><strong>uri:<\/strong> \u8a2d\u5b9a\u5065\u5eb7\u6aa2\u67e5\u7684URI\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u9019\u6a23\u8a2d\u5b9a\u5065\u5eb7\u6aa2\u67e5\u7684URI\uff1a<\/p>\n<pre><code>ProxySet hcheck=on uri=\/health<\/code><\/pre>\n<p>\u9019\u6a23\uff0cApache\u5c07\u5b9a\u671f\u5411\u5f8c\u7aef\u4f3a\u670d\u5668\u7684\u201c\/health\u201d\u8def\u5f91\u767c\u9001\u8acb\u6c42\uff0c\u4ee5\u6aa2\u67e5\u5176\u5065\u5eb7\u72c0\u614b\u3002<\/p>\n<h2 id=\"%e6%b8%ac%e8%a9%a6%e8%a8%ad%e5%ae%9a-jQEUPHWBFC\">\u6e2c\u8a66\u8a2d\u5b9a<\/h2>\n<p>\u5b8c\u6210\u8a2d\u5b9a\u5f8c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528curl\u547d\u4ee4\u4f86\u6e2c\u8a66\u5065\u5eb7\u6aa2\u67e5\u662f\u5426\u6b63\u5e38\u904b\u4f5c\uff1a<\/p>\n<pre><code>curl -I http:\/\/localhost\/backend<\/code><\/pre>\n<p>\u5982\u679c\u5f8c\u7aef\u4f3a\u670d\u5668\u6b63\u5e38\u904b\u4f5c\uff0c\u60a8\u61c9\u8a72\u80fd\u5920\u6536\u5230200 OK\u7684\u56de\u61c9\u3002\u5982\u679c\u5f8c\u7aef\u4f3a\u670d\u5668\u4e0d\u53ef\u7528\uff0cApache\u5c07\u4e0d\u6703\u5c07\u8acb\u6c42\u8f49\u767c\u5230\u8a72\u4f3a\u670d\u5668\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-jQEUPHWBFC\">\u7e3d\u7d50<\/h2>\n<p>\u5728\u9019\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u4ecb\u7d39\u4e86\u5982\u4f55\u8a2d\u5b9aApache\u4f3a\u670d\u5668\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528mod_proxy_hcheck\u9032\u884c\u5f8c\u7aef\u4f3a\u670d\u5668\u7684\u5065\u5eb7\u6aa2\u67e5\u3002\u9019\u4e9b\u8a2d\u5b9a\u4e0d\u50c5\u80fd\u63d0\u9ad8\u4f3a\u670d\u5668\u7684\u7a69\u5b9a\u6027\uff0c\u9084\u80fd\u78ba\u4fdd\u7528\u6236\u7372\u5f97\u66f4\u597d\u7684\u8a2a\u554f\u9ad4\u9a57\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u9ad8\u6548\u7684\u4f3a\u670d\u5668\u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8003\u616e\u6211\u5011\u7684<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u670d\u52d9\uff0c\u70ba\u60a8\u7684\u7db2\u7ad9\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u8a2d\u5b9aApache\u4f3a\u670d\u5668\u8207mod_proxy_hcheck\uff0c\u63d0\u5347\u7db2\u7ad9\u6548\u80fd\u8207\u7a69\u5b9a\u6027\uff0c\u9069\u5408\u65b0\u624b\u5feb\u901f\u4e0a\u624b\u7684\u8a73\u7d30\u6559\u7a0b\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-41546","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/41546","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=41546"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/41546\/revisions"}],"predecessor-version":[{"id":41547,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/41546\/revisions\/41547"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=41546"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=41546"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=41546"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}