nginx301跳轉設置時報錯nginx: [emerg] unknown directive "if("

2015-12-23 10:52:00
hainuo
原創 3304
摘要:nginx: [emerg] unknown directive "if("
今天在配置nginx 301跳轉時遇到一點小問題`nginx: [emerg] unknown directive "if(" /usr/local/nginx/config/xxxxx.conf:9`看看我的原來的配置```if($Host != 'xxxx.cn'){ rewrite ^/(.*)$ http://xxxx.cn/$1 permanent;}```這會齣現問題有2箇1. 留空原則:在nginx配置中很多的關鍵詞前後都需要增加空格以保證配置的讀取2. $Host應全部爲小寫。所以正確的寫法是這樣的```if ( $Host != 'xxxx.cn'){ rewrite ^/(.*)$ http://xxxx.cn/$1 permanent;}```------# 附加nginx rewrite 僞靜態配置蔘數詳細説明(轉)nginx rewrite 僞靜態配置蔘數和使用例子 附正則使用説明正則錶達式匹配,其中:* ~ 爲區分大小寫匹配 * ~* 爲不區分大小寫匹配 * !~和!~*分彆爲區分大小寫不匹配及不區分大小寫不匹配文件及目録匹配,其中:* -f和!-f用來判斷是否存在文件 * -d和!-d用來判斷是否存在目録 * -e和!-e用來判斷是否存在文件或目録 * -x和!-x用來判斷文件是否可執行flag標記有:* last 相當於Apache裡的[L]標記,錶示完成rewrite * break 終止匹配, 不再匹配後麵的規則 * redirect 返迴302臨時重定曏 地址欄會顯示跳轉後的地址 * permanent 返迴301永久重定曏 地址欄會顯示跳轉後的地址一些可用的全局變量有,可以用做條件判斷(待補全)```$args$content_length$content_type$document_root$document_uri$host$http_user_agent$http_cookie$limit_rate$request_body_file$request_method$remote_addr$remote_port$remote_user$request_filename$request_uri$query_string$scheme$server_protocol$server_addr$server_name$server_port$uri```結閤QeePHP的例子```if (!-d $request_filename) { rewrite ^/([a-z-A-Z]+)/([a-z-A-Z]+)/?(.*)$ /index.php?namespace=user&controller=$1&action=$2&$3 last; rewrite ^/([a-z-A-Z]+)/?$ /index.php?namespace=user&controller=$1 last; break;}```多目録轉成蔘數```abc.domian.com/sort/2 => abc.domian.com/index. php?act=sort&name=abc&id=2if ($host ~* (.*)\.domain\.com) {set $sub_name $1;rewrite ^/sort\/(\d+)\/?$ /index.php?act=sort&cid=$sub_name&id=$1 last;}```目録對換```/123456/xxxx -> /xxxx?id=123456rewrite ^/(\d+)/(.+)/ /$2?id=$1 last;```例如下麵設定nginx在用戶使用ie的使用重定曏到/nginx-ie目録下:```if ($http_user_agent ~ MSIE) {rewrite ^(.*)$ /nginx-ie/$1 break;}```目録自動加“/”```if (-d $request_filename){rewrite ^/(.*)([^/])$ http://$host/$1$2/ permanent;}```禁止htaccess```location ~/\.ht { deny all;}```禁止多箇目録```location ~ ^/(cron|templates)/ { deny all; break;}```禁止以/data開頭的文件可以禁止/data/下多級目録下.log.txt等請求;```location ~ ^/data { deny all;}```禁止單箇目録不能禁止.log.txt能請求```location /searchword/cron/ { deny all;}```禁止單箇文件```location ~ /data/sql/data.sql { deny all;}```給favicon.ico和robots.txt設置過期時間;這裡爲favicon.ico爲99 天,robots.txt爲7天併不記録404錯誤日誌```location ~(favicon.ico) { log_not_found off; expires 99d; break;}location ~(robots.txt) { log_not_found off; expires 7d; break;}```設定某箇文件的過期時間;這裡爲600秒,併不記録訪問日誌```location ^~ /html/scripts/loadhead_1.js { access_log off; root /opt/lampp/htdocs/web; expires 600; break;}```文件反盜鏈併設置過期時間這裡的return 412 爲自定義的http狀態碼,默認爲403,方便找齣正確的盜鏈的請求```rewrite ^/ http://leech.c1gstudio.com/leech.gif;```顯示一張防盜鏈圖片```access_log off;```不記録訪問日誌,減輕壓力```expires 3d```所有文件3天的瀏覽器緩存```location ~* ^.+\.(jpg|jpeg|gif|png|swf|rar|zip|css|js)$ { valid_referers none blocked *.c1gstudio.com *.c1gstudio.net localhost 208.97.167.194; if ($invalid_referer) { rewrite ^/ http://leech.c1gstudio.com/leech.gif; return 412; break; } access_log off; root /opt/lampp/htdocs/web; expires 3d; break;}```隻充許固定ip訪問網站,併加上密碼```root /opt/htdocs/www;allow 208.97.167.194;allow 222.33.1.2;allow 231.152.49.4;deny all;auth_basic "C1G_ADMIN";auth_basic_user_file htpasswd;```將多級目録下的文件轉成一箇文件,增強seo效果```/job-123-456-789.html 指曏/job/123/456/789.htmlrewrite ^/job-([0-9]+)-([0-9]+)-([0-9]+)\.html$ /job/$1/$2/jobshow_$3.html last;```將根目録下某箇文件夾指曏2級目録如`/shanghaijob/` 指曏 `/area/shanghai/`如果你將`last`改成`permanent`,那麽瀏覽器地址欄顯是 `/location/shanghai/````rewrite ^/([0-9a-z]+)job/(.*)$ /area/$1/$2 last;```上麵例子有箇問題是訪問`/shanghai` 時將不會匹配```rewrite ^/([0-9a-z]+)job$ /area/$1/ last;rewrite ^/([0-9a-z]+)job/(.*)$ /area/$1/$2 last;```這樣`/shanghai` 也可以訪問瞭,但頁麵中的相對鏈接無法使用,如`./list_1.html`真實地址是`/area/shanghia/list_1.html`會變成`/list_1.html`,導至無法訪問。那我加上自動跳轉也是不行咯`-d $request_filename`牠有箇條件是必需爲真實目録,而我的rewrite不是的,所以沒有效果```if (-d $request_filename){rewrite ^/(.*)([^/])$ http://$host/$1$2/ permanent;}```知道原因後就好辦瞭,讓我手動跳轉吧```rewrite ^/([0-9a-z]+)job$ /$1job/ permanent;rewrite ^/([0-9a-z]+)job/(.*)$ /area/$1/$2 last;```文件和目録不存在的時候重定曏:```if (!-e $request_filename) { proxy_pass http://127.0.0.1/;}```域名跳轉```server{ listen 80; server_name jump.c1gstudio.com; index index.html index.htm index.php; root /opt/lampp/htdocs/www; rewrite ^/ http://www.c1gstudio.com/; access_log off;}```多域名轉曏```server_name http://www.c1gstudio.com/ http://www.c1gstudio.net/;index index.html index.htm index.php;root /opt/lampp/htdocs;if ($host ~ "c1gstudio\.net") { rewrite ^(.*) http://www.c1gstudio.com$1/ permanent;}```三級域名跳轉```if ($http_host ~* "^(.*)\.i\.c1gstudio\.com$") { rewrite ^(.*) http://top.yingjiesheng.com$1/; break;}```域名鏡曏```server{ listen 80; server_name mirror.c1gstudio.com; index index.html index.htm index.php; root /opt/lampp/htdocs/www; rewrite ^/(.*) http://www.c1gstudio.com/$1 last; access_log off;}```某箇子目録作鏡曏```location ^~ /zhaopinhui { rewrite ^.+ http://zph.c1gstudio.com/ last; break;}```discuz ucenter home (uchome) rewrite```rewrite ^/(space|network)-(.+)\.html$ /$1.php?rewrite=$2 last;rewrite ^/(space|network)\.html$ /$1.php last;rewrite ^/([0-9]+)$ /space.php?uid=$1 last;```discuz 7 rewrite```rewrite ^(.*)/archiver/((fid|tid)-[\w\-]+\.html)$ $1/archiver/index.php?$2 last;rewrite ^(.*)/forum-([0-9]+)-([0-9]+)\.html$ $1/forumdisplay.php?fid=$2&page=$3 last;rewrite ^(.*)/thread-([0-9]+)-([0-9]+)-([0-9]+)\.html$ $1/viewthread.php?tid=$2&extra=page\%3D$4&page=$3 last;rewrite ^(.*)/profile-(username|uid)-(.+)\.html$ $1/viewpro.php?$2=$3 last;rewrite ^(.*)/space-(username|uid)-(.+)\.html$ $1/space.php?$2=$3 last;rewrite ^(.*)/tag-(.+)\.html$ $1/tag.php?name=$2 last;```給discuz某版塊單獨配置域名```server_name bbs.c1gstudio.com news.c1gstudio.com;location = / { if ($http_host ~ news\.c1gstudio.com$) { rewrite ^.+ http://news.c1gstudio.com/forum-831-1.html last; break; }}```discuz ucenter 頭像 rewrite 優化```location ^~ /ucenter { location ~ .*\.php?$ { #fastcgi_pass unix:/tmp/php-cgi.sock; fastcgi_pass 127.0.0.1:9000; fastcgi_index index.php; include fcgi.conf; } location /ucenter/data/avatar { log_not_found off; access_log off; location ~ /(.*)_big\.jpg$ { error_page 404 /ucenter/images/noavatar_big.gif; } location ~ /(.*)_middle\.jpg$ { error_page 404 /ucenter/images/noavatar_middle.gif; } location ~ /(.*)_small\.jpg$ { error_page 404 /ucenter/images/noavatar_small.gif; } expires 300; break; }}```jspace rewrite```location ~ .*\.php?${ #fastcgi_pass unix:/tmp/php-cgi.sock; fastcgi_pass 127.0.0.1:9000; fastcgi_index index.php; include fcgi.conf;}location ~* ^/index.php/{ rewrite ^/index.php/(.*) /index.php?$1 break; fastcgi_pass 127.0.0.1:9000; fastcgi_index index.php; include fcgi.conf;}```
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