{"id":200,"date":"2016-11-22T10:01:40","date_gmt":"2016-11-22T02:01:40","guid":{"rendered":"https:\/\/blog.freesilo.com\/?p=200"},"modified":"2016-11-22T10:01:40","modified_gmt":"2016-11-22T02:01:40","slug":"nginx%e7%a6%81%e6%ad%a2%e6%9c%aa%e7%bb%91%e5%ae%9a%e5%9f%9f%e5%90%8d%e8%ae%bf%e9%97%ae","status":"publish","type":"post","link":"https:\/\/freesilo.com\/?p=200","title":{"rendered":"nginx\u7981\u6b62\u672a\u7ed1\u5b9a\u57df\u540d\u8bbf\u95ee"},"content":{"rendered":"

nginx \u53ea\u5141\u8bb8\u67d0\u4e9b\u57df\u540d\u8bbf\u95ee \u5176\u4ed6\u4e00\u5f8b\u4e0d\u80fd\u8bbf\u95ee \uff0c\u662f\u600e\u4e48\u5199\u7684\uff1f<\/p>\n

\u5bf9\u4e8e\u8fd9\u4e2a\u95ee\u9898\u53ef\u4ee5\u53c2\u8003\u5b98\u65b9\u6587\u6863<\/p>\n

\u539f\u6587<\/p>\n

In catch-all server examples the strange name \u201c_<\/code>\u201d can be seen:<\/p>\n

\n
<\/div>\n
\n\n\n\n
\n
\n
1<\/div>\n
2<\/div>\n
3<\/div>\n
4<\/div>\n
5<\/div>\n<\/div>\n<\/td>\n
\n
\n
server<\/span> {<\/span><\/div>\n
\u00a0\u00a0\u00a0\u00a0<\/span>listen<\/span>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/span>80<\/span>\u00a0\u00a0<\/span>default_server<\/span>;<\/span><\/div>\n
\u00a0\u00a0\u00a0\u00a0<\/span>server<\/span>_<\/span>name\u00a0\u00a0<\/span>_<\/span>;<\/span><\/div>\n
\u00a0\u00a0\u00a0\u00a0<\/span>return<\/span>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/span>444<\/span>;<\/span><\/div>\n
}<\/span><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

There is nothing special about this name, it is just one of a myriad of invalid domain names which never intersect with any real name. Other invalid names like \u201c--<\/code>\u201d and \u201c!@#<\/code>\u201d may equally be used.<\/p>\n

 <\/p>\n

\u89e3\u91ca\uff1a<\/p>\n

\u5728\u8fd9\u4e2aserver\u6bb5\u5b9e\u4f8b\u53ef\u4ee5\u770b\u5230\uff1a\u5947\u602a\u7684server_name\u540d\u5b57\u201c\u00a0_<\/code>\u00a0\u201c<\/p>\n

\n
<\/div>\n
\n\n\n\n
\n
\n
1<\/div>\n
2<\/div>\n
3<\/div>\n
4<\/div>\n
5<\/div>\n<\/div>\n<\/td>\n
\n
\n
server<\/span> {<\/span><\/div>\n
\u00a0\u00a0\u00a0\u00a0<\/span>listen<\/span>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/span>80<\/span>\u00a0\u00a0<\/span>default_server<\/span>;<\/span><\/div>\n
\u00a0\u00a0\u00a0\u00a0<\/span>server<\/span>_<\/span>name\u00a0\u00a0<\/span>_<\/span>;<\/span><\/div>\n
\u00a0\u00a0\u00a0\u00a0<\/span>return<\/span>\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/span>404<\/span>;<\/span><\/div>\n
}<\/span><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

\u5176\u5b9e\u8fd9\u4e2a\u540d\u5b57\u6ca1\u6709\u4ec0\u4e48\u7279\u522b\u7684\uff0c\u5b83\u4ec5\u4ec5\u662f\u4e00\u4e2a\u8bb8\u591a\u65e0\u6548\u7684\u57df\u540d\u4e2d\u7684\u4e00\u4e2a\u4ee3\u8868\uff0c\u4e0e\u4efb\u4f55\u771f\u5b9e\u7684\u540d\u5b57\u6c38\u8fdc\u4e0d\u4f1a\u76f8\u4ea4\u3002\u5176\u5b83\u65e0\u6548\u7684\u540d\u79f0\uff0c\u5982\u201c\u00a0-\u00a0<\/code>\u201c\u00a0\u548c\u201d\u00a0\uff01@\uff03<\/code>\u00a0\u201c\u4e5f\u53ef\u540c\u6837\u4f7f\u7528\u3002
\ndefault_server\uff1anginx\u7684\u865a\u62df\u4e3b\u673a\u662f\u901a\u8fc7HTTP\u8bf7\u6c42\u4e2d\u7684Host\u503c\u6765\u627e\u5230\u5bf9\u5e94\u7684\u865a\u62df\u4e3b\u673a\u914d\u7f6e\uff0c\u5982\u679c\u627e\u4e0d\u5230\u5462\uff1f\u90a3 nginx\u5c31\u4f1a\u5c06\u8bf7\u6c42\u9001\u5230\u6307\u5b9a\u4e86 default_server \u7684 \u8282\u70b9\u6765\u5904\u7406<\/p>\n

\u5bf9\u4e8e\u672a\u7ed1\u5b9a\u7684\u57df\u540d\u6307\u5411\u4f60\u7684\u670d\u52a1\u5668\u65f6\uff0c\u5339\u914d\u4e0d\u5230\u4f60\u914d\u7f6e\u7684\u865a\u62df\u4e3b\u673a\u57df\u540d\u540e\uff0c\u4f1a\u9ed8\u8ba4\u4f7f\u7528\u8fd9\u4e2a\u865a\u62df\u4e3b\u673a\uff0c\u7136\u540e\u76f4\u63a5\u8fd4\u56de404\u3002<\/p>\n

\u628a\u8fd9\u4e2aserver\u6bb5\u914d\u7f6e\u6dfb\u52a0\u4f60\u7684nginx.conf\u5373\u53ef<\/p>\n

<\/div>\n

\u8f6c\u8f7d\u8bf7\u6ce8\u660e\u672c\u6587\u5730\u5740: http:\/\/www.nginx.cn\/149.html<\/p>\n","protected":false},"excerpt":{"rendered":"

nginx \u53ea\u5141\u8bb8\u67d0\u4e9b\u57df\u540d\u8bbf\u95ee \u5176\u4ed6\u4e00\u5f8b\u4e0d\u80fd\u8bbf\u95ee \uff0c\u662f\u600e\u4e48\u5199\u7684\uff1f \u5bf9\u4e8e\u8fd9\u4e2a\u95ee\u9898\u53ef…
Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"class_list":["post-200","post","type-post","status-publish","format-standard","hentry","category-nginx"],"_links":{"self":[{"href":"https:\/\/freesilo.com\/index.php?rest_route=\/wp\/v2\/posts\/200","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/freesilo.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/freesilo.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/freesilo.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/freesilo.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=200"}],"version-history":[{"count":1,"href":"https:\/\/freesilo.com\/index.php?rest_route=\/wp\/v2\/posts\/200\/revisions"}],"predecessor-version":[{"id":201,"href":"https:\/\/freesilo.com\/index.php?rest_route=\/wp\/v2\/posts\/200\/revisions\/201"}],"wp:attachment":[{"href":"https:\/\/freesilo.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=200"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/freesilo.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=200"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/freesilo.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=200"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}