{"id":687,"date":"2010-03-11T22:30:03","date_gmt":"2010-03-11T14:30:03","guid":{"rendered":"http:\/\/pony.xin\/?p=687"},"modified":"2021-03-12T20:51:47","modified_gmt":"2021-03-12T12:51:47","slug":"nginx%e4%b8%ad%e5%a4%9a%e4%b8%aaservier_name%e5%9c%a8php%e7%9a%84_serverserver_name%e4%b8%ad%e7%9a%84%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"https:\/\/lnmp.ivan.xin\/?p=687","title":{"rendered":"Nginx\u4e2d\u591a\u4e2aservier_name\u5728PHP\u7684$_SERVER[\"SERVER_NAME\"]\u4e2d\u7684\u95ee\u9898"},"content":{"rendered":"

\u3000\u3000\u5728\u4e00\u4e2aNginx\u865a\u62df\u4e3b\u673a\u4e2d\uff0c\u53ef\u4ee5\u7ed1\u5b9a\u591a\u4e2aserver_name
\u3000\u3000\u800cserver_name\u7684\u5148\u540e\u987a\u5e8f\u7684\u4e0d\u540c\uff0c\u5bf9PHP\u7a0b\u5e8f\u4e2d\u4f7f\u7528$_SERVER[\"SERVER_NAME\"]\u6216getenv('SERVER_NAME')\u83b7\u53d6\u670d\u52a1\u5668\u57df\u540d\u662f\u6709\u5f71\u54cd\u7684
\u3000
\n\u3000$_SERVER[\"SERVER_NAME\"]\u6216getenv('SERVER_NAME')\u83b7\u53d6\u7684\u59cb\u7ec8\u5c06\u662fNginx
\nserver_name\u914d\u7f6e\u4e2d\u7684\u7b2c\u4e00\u4e2a\u57df\u540d\uff0c\u8fd9\u4e00\u70b9\u5728\u7a0b\u5e8f\u5f00\u53d1\u4e2d\u9700\u8981\u6ce8\u610f\u3002\u8fd9\u7b2c\u4e00\u4e2a\u57df\u540d\u5c31\u76f8\u5f53\u4e8eApache\u865a\u62df\u4e3b\u673a\u914d\u7f6e\u4e2d\u7684ServerName\uff0c\u540e\u9762
\n\u7684\u57df\u540d\u5c31\u76f8\u5f53\u4e8eApache\u7684ServerAlias\u3002<\/p>\n

\u3000\u3000PS\uff1a\u4ee5\u4e0b\u662f\u7f51\u53cbDaze\u7684\u7559\u8a00\uff0c\u5e0c\u671b\u5bf9\u672c\u6587\u8bfb\u8005\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n

\n
\u5f15\u7528<\/div>\n
\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff08\u5177\u4f53\u53ef\u53c2\u8003 wiki.nginx.org\uff09\uff0cNginx \u5185\u90e8\u91cd\u5b9a\u5411\u89c4\u5219\u4f1a\u88ab\u542f\u52a8\uff0c\u4f8b\u5982\uff0c\u5f53 URL \u6307\u5411\u4e00\u4e2a\u76ee\u5f55\u5e76\u4e14\u5728\u6700\u540e\u6ca1\u6709\u5305\u542b\u201c\/\u201d\u65f6\uff0cNginx \u5185\u90e8\u4f1a\u81ea\u52a8\u7684\u505a\u4e00\u4e2a 301 \u91cd\u5b9a\u5411\uff0c\u8fd9\u65f6\u4f1a\u6709\u4e24\u79cd\u60c5\u51b5\uff1a
1\u3001server_name_in_redirect on\uff08\u9ed8\u8ba4\uff09\uff0cURL \u91cd\u5b9a\u5411\u4e3a\uff1a server_name \u4e2d\u7684\u7b2c\u4e00\u4e2a\u57df\u540d + \u76ee\u5f55\u540d + \/\uff1b
2\u3001server_name_in_redirect off\uff0cURL \u91cd\u5b9a\u5411\u4e3a\uff1a \u539f URL \u4e2d\u7684\u57df\u540d + \u76ee\u5f55\u540d + \/\u3002<\/p>\n

\u5f53\u4f60\u6709\u591a\u4e2a\u57df\u540d\u8981\u6307\u5411\u540c\u4e00\u4e2a\u865a\u62df\u4e3b\u673a\uff0c\u5e76\u4e14\u4f60\u81ea\u5df1\u5199 301 \u91cd\u5b9a\u5411\u89c4\u5219\u628a\u5b83\u4eec\u5408\u5e76\u5230\u67d0\u4e00\u4e2a\u57df\u540d\u65f6\uff0c\u60c5\u51b5\u5c31\u66f4\u590d\u6742\u4e86\uff1a
\u9996\u5148\uff0cnginx \u68c0\u67e5 URL\uff0c\u5982\u679c\u7b26\u5408\u6761\u4ef6\uff0c\u5c31\u7528\u8be5\u89c4\u5219\uff08\u4f60\u5199\u7684\uff09\u505a\u7b2c\u4e00\u904d\u91cd\u5b9a\u5411\uff0c\u63a5\u7740\uff0c\u68c0\u67e5\u65b0\u751f\u6210\u7684 URL\uff0c\u5982\u679c\u7b26\u5408\u5185\u90e8\u81ea\u52a8\u91cd\u5b9a\u5411\u4e4b\u6761\u4ef6\uff0c\u5c31\u7528\u524d\u9762\u63d0\u5230\u7684\u89c4\u5219\u518d\u505a\u4e00\u6b21\u91cd\u5b9a\u5411\u3002<\/p>\n

\u81f3
\n\u4e8e PHP \u7684 $_SERVER[\"SERVER_NAME\"]\uff0c\u5728 nginx \u4e2d\u9ed8\u8ba4\u662f\u7531 nginx \u7684\u53d8\u91cf $server_name
\n\u63d0\u4f9b\uff0c\u8fd9\u65f6\u5b83\u548c\u91cd\u5b9a\u5411\u6ca1\u6709\u5173\u7cfb\uff0c\u59cb\u7ec8\u662f server_name \u8bbe\u7f6e\u4e2d\u7684\u7b2c\u4e00\u4e2a\u57df\u540d\uff0c\u4f46\u8fd9\u662f\u53ef\u4ee5\u88ab\u6539\u53d8\u7684\uff0c\u5728\u4f60\u7684 nginx \u914d\u7f6e\u4e2d\u627e\u5230
\nfastcgi_param \u90e8\u5206\uff0c\u4fee\u6539
fastcgi_param  SERVER_NAME    $server_name;
\u4e3a
fastcgi_param  SERVER_NAME    $host;
\u4f46\u73b0\u5728\u5c31\u8981\u6ce8\u610f\u4e86\uff0c\u6b64\u65f6\u7684 $_SERVER[\"SERVER_NAME\"] \u4f1a\u53d7\u4f60\u5199\u7684\u548c nginx \u81ea\u5df1\u7684\u91cd\u5b9a\u5411\u89c4\u5219\u6240\u5f71\u54cd\u800c\u53d8\u5316\u3002<\/p>\n

\u73b0
\n\u5728\u5c31\u6e05\u695a\u4e86\uff0c\u5982\u679c MediaWiki \u662f\u901a\u8fc7 $_SERVER[\"SERVER_NAME\"] \u6765\u81ea\u5df1\u5904\u7406 URL \u7684\u8bdd\uff0c\u90a3\u4e48\u5728 nginx +
\nphp \u7684\u9ed8\u8ba4\u73af\u5883\u4e0b\uff0c\u5b83\u83b7\u5f97\u7684\u5c06\u59cb\u7ec8\u662f server_name \u8bbe\u7f6e\u4e2d\u7684\u7b2c\u4e00\u4e2a\u57df\u540d\uff0c\u6240\u4ee5\u9020\u6210\u4e86\u201c\u4e0d\u7ba1\u901a\u8fc7\u4ec0\u4e48\u57df\u540d\u8bbf\u95ee MediaWiki
\n\u9996\u9875\uff0c\u90fd\u4f1a\u88ab\u8df3\u8f6c\u5230\u5176\u4e2d\u7684\u4e00\u4e2a\u57df\u540d\u4e0a\u3002\u201d\uff0c\u8fd9\u4e0d\u662f nginx \u7684\u91cd\u5b9a\u5411\u9020\u6210\u7684\uff0c\u867d\u7136\u9ed8\u8ba4 server_name_in_redirect \u662f
\non\uff0c\u4f46\u8fd9\u4e2a\u6307\u4ee4\u7684\u5f71\u54cd\u8303\u56f4\u4ec5\u4ec5\u53ea\u662f nginx \u81ea\u5df1\u5185\u90e8\u7684\u91cd\u5b9a\u5411\u89c4\u5219\uff0c\u6240\u4ee5\uff0c\u5f53\u4f60\u5728 nginx + php
\n\u7684\u73af\u5883\u4e2d\u4f7f\u7528\u591a\u57df\u540d\u865a\u62df\u4e3b\u673a\uff0c\u5e76\u4e14\u4f60\u7684 php \u5e93\u3001\u6846\u67b6\u3001\u4ee3\u7801\u5927\u91cf\u4f7f\u7528 $_SERVER[\"SERVER_NAME\"] \u65f6\uff0c\u4f60\u4e5f\u8bb8\u5e94\u8be5\uff1a
1\u3001\u8bbe\u7f6e fastcgi_param  SERVER_NAME    $host;
2\u3001\u8bbe\u7f6e server_name_in_redirect off; \u8ba9 nginx \u5728\u5904\u7406\u81ea\u5df1\u5185\u90e8\u91cd\u5b9a\u5411\u65f6\u4e0d\u9ed8\u8ba4\u4f7f\u7528  server_name \u8bbe\u7f6e\u4e2d\u7684\u7b2c\u4e00\u4e2a\u57df\u540d\uff1b
3\u3001\u4e0d\u8981\u4f7f\u7528 nginx \u7684 rewrite \u89c4\u5219\u6765\u91cd\u5b9a\u5411\u3001\u5408\u5e76\u591a\u4e2a\u57df\u540d\u3002
\u5f53
\n\u7136\uff0c\u540e\u4fe9\u6761\u662f\u5b8c\u5168\u53ef\u9009\u7684\uff0c\u524d\u63d0\u662f\u4f60\u6e05\u695a\u4f60\u5728\u505a\u4ec0\u4e48\u5e76\u4e14\u5c0f\u5fc3\u5904\u7406\u8fd9\u65f6\u7684  $_SERVER[\"SERVER_NAME\"]\uff0c\u4e5f\u8bb8\u66f4\u597d\u7684\u505a\u6cd5\u662f\u4fdd\u6301
\nfastcgi_param  SERVER_NAME    $server_name; \uff0c\u7136\u540e\u5408\u7406\u4f7f\u7528
\n$_SERVER[\"SERVER_NAME\"] \u548c $_SERVER[\"HTTP_HOST\"]\u3002<\/p>\n

\u8fd9\u4e2a\u95ee\u9898\u786e\u5b9e\u5f88\u5fae\u5999\uff0c\u4e5f\u8bb8\u6211\u7684\u7406\u89e3\u8fd8\u662f\u4e0d\u5b8c\u5168\uff0c\u597d\u5728\u8fd8\u6709 curl \uff0c\u6162\u6162\u7814\u7a76\u4e86\u3002 \ud83d\ude42<\/p>\n

P.S. nginx 0.7.x \u4e4b\u524d\u7684\u7248\u672c\u8fd8\u6709\u4e00\u4e2a\u6307\u4ee4 optimize_server_names \u4f1a\u5f71\u54cd\u5185\u90e8\u91cd\u5b9a\u5411\u89c4\u5219\u3002<\/p>\n

\u81ea\u5df1\u6d4b\u8bd5\u5b9e\u4f8b\uff1a<\/b>
nginx.conf\u914d\u7f6e\uff1a
\u7b2c\u4e00\u4e2aserver\uff1a
server_name  *.myhz.com;
root  \/wwwroot\/myhz.com;
\u7b2c\u4e8c\u4e2aserver\uff1a
server_name  *.paidc.com;
root  \/wwwroot\/paidc.com;
\u6587\u4ef6\u5185\u5bb9\uff1a
\/wwwroot\/myhz.com\/index.php\u7684\u5185\u5bb9\u662f\uff1a
<?
if (count(explode('a.myhz.com',$_SERVER['SERVER_NAME']))>1)
{
echo \"a.myhz\";
        exit();
}
else if (count(explode('b.test.com',$_SERVER['SERVER_NAME']))>1)
{
echo \"b.myhz\";
        exit();
}
else
echo $_SERVER['SERVER_NAME'];
?><\/p>\n

\/wwwroot\/paidc.com\/index.php\u7684\u5185\u5bb9\u662f\uff1a
\n<?
\nif (count(explode('a.paidc.com',$_SERVER['SERVER_NAME']))>1)
\n{
\necho \"a.paidc\";
\n        exit();
\n}
\nelse if (count(explode('b.paidc.com',$_SERVER['SERVER_NAME']))>1)
\n{
\necho \"b.paidc\";
\n        exit();
\n}
\nelse
\necho $_SERVER['SERVER_NAME'];
\n?><\/p>\n

\u8bbf\u95ee\u7684\u7ed3\u679c\u662f\uff1a
a.myhz.com\u663e\u793a*.myhz.com
b.myhz.com\u663e\u793a*.myhz.com
a.paidc.com\u663e\u793a*.paidc.com
b.paidc.com\u663e\u793a*.paidc.com
\u77e5\u9053\u600e\u4e48\u56de\u4e8b\u4e86\u5427\uff1f
\u5c31\u662fnginx\u80fd\u533a\u5206\u51fa\u6765*.myhz.com\u548c*.paidc.com
*.myhz.com\u786e\u5b9e\u89e3\u6790\u5230\u4e86\/wwwroot\/myhz.com\u76ee\u5f55\uff0c\u4f46\u662fphp\u7a0b\u5e8f\u533a\u5206\u4e0d\u51fa\u6765a.myhz.com\u548cb.myhz.com
*.paidc.com\u786e\u5b9e\u89e3\u6790\u5230\u4e86\/wwwroot\/paidc.com\u76ee\u5f55\uff0c\u4f46\u662fphp\u7a0b\u5e8f\u533a\u5206\u4e0d\u51fa\u6765a.paidc.com\u548cb.paidc.com<\/p>\n

\u5982\u679c\u5c06\u4e24\u4e2aindex.php\u6587\u4ef6\u4e2d\u7684$_SERVER['SERVER_NAME']\u6362\u6210 $_SERVER[\"HTTP_HOST\"]
\u8bbf\u95ee\u7ed3\u679c\u662f\uff1a
a.myhz.com\u663e\u793aa.myhz
b.myhz.com\u663e\u793ab.myhz
a.paidc.com
\n\u663e\u793aa.paidc
b.paidc.com\u663e\u793ab.paidc
\u8fd9\u4e48\u8bf4\u6765\uff0c\u5c31\u4e00\u5207OK\u4e86<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

\u3000\u3000\u5728\u4e00\u4e2aNginx\u865a\u62df\u4e3b\u673a\u4e2d\uff0c\u53ef\u4ee5\u7ed1\u5b9a\u591a\u4e2aserver_name\u3000\u3000\u800cserver_name\u7684\u5148\u540e\u987a\u5e8f\u7684\u4e0d\u540c...<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15329],"tags":[],"class_list":["post-687","post","type-post","status-publish","format-standard","hentry","category-nginx"],"_links":{"self":[{"href":"https:\/\/lnmp.ivan.xin\/index.php?rest_route=\/wp\/v2\/posts\/687","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lnmp.ivan.xin\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lnmp.ivan.xin\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lnmp.ivan.xin\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/lnmp.ivan.xin\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=687"}],"version-history":[{"count":1,"href":"https:\/\/lnmp.ivan.xin\/index.php?rest_route=\/wp\/v2\/posts\/687\/revisions"}],"predecessor-version":[{"id":688,"href":"https:\/\/lnmp.ivan.xin\/index.php?rest_route=\/wp\/v2\/posts\/687\/revisions\/688"}],"wp:attachment":[{"href":"https:\/\/lnmp.ivan.xin\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=687"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lnmp.ivan.xin\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=687"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lnmp.ivan.xin\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=687"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}