{"id":44158,"date":"2024-10-06T13:21:14","date_gmt":"2024-10-06T05:21:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/44158\/"},"modified":"2024-10-06T13:21:14","modified_gmt":"2024-10-06T05:21:14","slug":"centos-%e4%b8%8b-haproxy-%e5%ae%89%e8%a3%9d%e5%92%8c-haproxy-%e5%91%bd%e4%bb%a4%e5%85%a5%e9%96%80%e6%95%99%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/44158\/","title":{"rendered":"CentOS \u4e0b HAProxy \u5b89\u88dd\u548c HAProxy \u547d\u4ee4\u5165\u9580\u6559\u7a0b"},"content":{"rendered":"<h1 id=\"centos-%e4%b8%8b-haproxy-%e5%ae%89%e8%a3%9d%e5%92%8c-haproxy-%e5%91%bd%e4%bb%a4%e5%85%a5%e9%96%80%e6%95%99%e7%a8%8b-uCSaLWqDgm\">CentOS \u4e0b HAProxy \u5b89\u88dd\u548c HAProxy \u547d\u4ee4\u5165\u9580\u6559\u7a0b<\/h1>\n<p>HAProxy\uff08High Availability Proxy\uff09\u662f\u4e00\u6b3e\u9ad8\u6548\u7684\u8ca0\u8f09\u5747\u8861\u5668\u548c\u4ee3\u7406\u4f3a\u670d\u5668\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u63d0\u9ad8\u7db2\u7ad9\u7684\u53ef\u7528\u6027\u548c\u6027\u80fd\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 CentOS \u7cfb\u7d71\u4e0a\u5b89\u88dd HAProxy\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u57fa\u672c\u7684 HAProxy \u547d\u4ee4\u5165\u9580\u6559\u7a0b\uff0c\u5e6b\u52a9\u7528\u6236\u5feb\u901f\u4e0a\u624b\u3002<\/p>\n<h2 id=\"%e4%b8%80%e3%80%81haproxy-%e7%9a%84%e5%ae%89%e8%a3%9d-uCSaLWqDgm\">\u4e00\u3001HAProxy \u7684\u5b89\u88dd<\/h2>\n<p>\u5728 CentOS \u4e0a\u5b89\u88dd HAProxy \u7684\u904e\u7a0b\u76f8\u5c0d\u7c21\u55ae\uff0c\u4ee5\u4e0b\u662f\u5177\u9ad4\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e6%9b%b4%e6%96%b0%e7%b3%bb%e7%b5%b1-uCSaLWqDgm\">1. \u66f4\u65b0\u7cfb\u7d71<\/h3>\n<pre><code>sudo yum update -y<\/code><\/pre>\n<h3 id=\"2-%e5%ae%89%e8%a3%9d-haproxy-uCSaLWqDgm\">2. \u5b89\u88dd HAProxy<\/h3>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5b89\u88dd HAProxy\uff1a<\/p>\n<pre><code>sudo yum install haproxy -y<\/code><\/pre>\n<h3 id=\"3-%e5%95%9f%e5%8b%95-haproxy-%e6%9c%8d%e5%8b%99-uCSaLWqDgm\">3. \u555f\u52d5 HAProxy \u670d\u52d9<\/h3>\n<p>\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u555f\u52d5 HAProxy \u670d\u52d9\uff1a<\/p>\n<pre><code>sudo systemctl start haproxy<\/code><\/pre>\n<h3 id=\"4-%e8%a8%ad%e7%bd%ae%e9%96%8b%e6%a9%9f%e8%87%aa%e5%95%9f-uCSaLWqDgm\">4. \u8a2d\u7f6e\u958b\u6a5f\u81ea\u555f<\/h3>\n<p>\u70ba\u4e86\u78ba\u4fdd HAProxy \u5728\u7cfb\u7d71\u91cd\u555f\u5f8c\u81ea\u52d5\u555f\u52d5\uff0c\u57f7\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>sudo systemctl enable haproxy<\/code><\/pre>\n<h3 id=\"5-%e9%a9%97%e8%ad%89%e5%ae%89%e8%a3%9d-uCSaLWqDgm\">5. \u9a57\u8b49\u5b89\u88dd<\/h3>\n<p>\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5 HAProxy \u662f\u5426\u6b63\u5e38\u904b\u884c\uff1a<\/p>\n<pre><code>sudo systemctl status haproxy<\/code><\/pre>\n<h2 id=\"%e4%ba%8c%e3%80%81haproxy-%e5%9f%ba%e6%9c%ac%e9%85%8d%e7%bd%ae-uCSaLWqDgm\">\u4e8c\u3001HAProxy \u57fa\u672c\u914d\u7f6e<\/h2>\n<p>HAProxy \u7684\u914d\u7f6e\u6587\u4ef6\u901a\u5e38\u4f4d\u65bc \/etc\/haproxy\/haproxy.cfg\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u914d\u7f6e\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>global\n    log \/dev\/log local0\n    maxconn 2000\n    user haproxy\n    group haproxy\n    daemon\n\ndefaults\n    log global\n    mode http\n    option httplog\n    option dontlognull\n    timeout connect 5000ms\n    timeout client 50000ms\n    timeout server 50000ms\n\nfrontend http_front\n    bind *:80\n    acl is_websocket hdr(Upgrade) -i WebSocket\n    use_backend websocket_back if is_websocket\n    default_backend http_back\n\nbackend http_back\n    server web1 192.168.1.1:80 check\n    server web2 192.168.1.2:80 check\n\nbackend websocket_back\n    server ws1 192.168.1.3:80 check\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u914d\u7f6e\u4e2d\uff0c\u6211\u5011\u5b9a\u7fa9\u4e86\u4e00\u500b\u524d\u7aef\uff08frontend\uff09\u548c\u5169\u500b\u5f8c\u7aef\uff08backend\uff09\u3002\u524d\u7aef\u76e3\u807d 80 \u7aef\u53e3\uff0c\u4e26\u6839\u64da\u8acb\u6c42\u7684\u985e\u578b\u5c07\u6d41\u91cf\u8f49\u767c\u5230\u76f8\u61c9\u7684\u5f8c\u7aef\u4f3a\u670d\u5668\u3002<\/p>\n<h2 id=\"%e4%b8%89%e3%80%81haproxy-%e5%91%bd%e4%bb%a4%e5%85%a5%e9%96%80-uCSaLWqDgm\">\u4e09\u3001HAProxy \u547d\u4ee4\u5165\u9580<\/h2>\n<p>HAProxy \u63d0\u4f9b\u4e86\u591a\u7a2e\u547d\u4ee4\u4f86\u7ba1\u7406\u548c\u76e3\u63a7\u670d\u52d9\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u547d\u4ee4\uff1a<\/p>\n<h3 id=\"1-%e6%9f%a5%e7%9c%8b-haproxy-%e7%89%88%e6%9c%ac-uCSaLWqDgm\">1. \u67e5\u770b HAProxy \u7248\u672c<\/h3>\n<pre><code>haproxy -v<\/code><\/pre>\n<h3 id=\"2-%e6%b8%ac%e8%a9%a6%e9%85%8d%e7%bd%ae%e6%96%87%e4%bb%b6-uCSaLWqDgm\">2. \u6e2c\u8a66\u914d\u7f6e\u6587\u4ef6<\/h3>\n<p>\u5728\u91cd\u65b0\u555f\u52d5 HAProxy \u4e4b\u524d\uff0c\u5efa\u8b70\u5148\u6e2c\u8a66\u914d\u7f6e\u6587\u4ef6\u7684\u6b63\u78ba\u6027\uff1a<\/p>\n<pre><code>haproxy -c -f \/etc\/haproxy\/haproxy.cfg<\/code><\/pre>\n<h3 id=\"3-%e9%87%8d%e6%96%b0%e5%8a%a0%e8%bc%89%e9%85%8d%e7%bd%ae-uCSaLWqDgm\">3. \u91cd\u65b0\u52a0\u8f09\u914d\u7f6e<\/h3>\n<p>\u5982\u679c\u9700\u8981\u66f4\u65b0\u914d\u7f6e\u800c\u4e0d\u505c\u6b62\u670d\u52d9\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u91cd\u65b0\u52a0\u8f09\u914d\u7f6e\uff1a<\/p>\n<pre><code>sudo systemctl reload haproxy<\/code><\/pre>\n<h3 id=\"4-%e6%9f%a5%e7%9c%8b-haproxy-%e6%97%a5%e8%aa%8c-uCSaLWqDgm\">4. \u67e5\u770b HAProxy \u65e5\u8a8c<\/h3>\n<p>HAProxy \u7684\u65e5\u8a8c\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u4e86\u89e3\u6d41\u91cf\u60c5\u6cc1\u548c\u932f\u8aa4\u4fe1\u606f\uff0c\u901a\u5e38\u53ef\u4ee5\u5728 \/var\/log\/haproxy.log \u4e2d\u627e\u5230\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-uCSaLWqDgm\">\u7e3d\u7d50<\/h2>\n<p>HAProxy \u662f\u4e00\u6b3e\u529f\u80fd\u5f37\u5927\u7684\u8ca0\u8f09\u5747\u8861\u5668\uff0c\u9069\u5408\u7528\u65bc\u5404\u7a2e\u898f\u6a21\u7684\u61c9\u7528\u3002\u901a\u904e\u672c\u6587\u7684\u4ecb\u7d39\uff0c\u60a8\u61c9\u8a72\u80fd\u5920\u5728 CentOS \u4e0a\u6210\u529f\u5b89\u88dd HAProxy\uff0c\u4e26\u638c\u63e1\u4e00\u4e9b\u57fa\u672c\u7684\u547d\u4ee4\u548c\u914d\u7f6e\u6280\u5de7\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u7684\u652f\u6301\u6216\u5c0b\u627e\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728 CentOS \u4e0a\u5b89\u88dd HAProxy\uff0c\u4e26\u638c\u63e1\u57fa\u672c\u547d\u4ee4\uff0c\u8f15\u9b06\u914d\u7f6e\u9ad8\u53ef\u7528\u6027\u8ca0\u8f09\u5747\u8861\u5668\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-44158","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44158","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=44158"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44158\/revisions"}],"predecessor-version":[{"id":44159,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44158\/revisions\/44159"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=44158"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=44158"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=44158"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}