if(!-f $request_filename) { rewrite ^/img/(.*)$ /site/images/$1 last; } 1. 2. 3. 1、break 指令 语法:break 默认值:none 使用环境:server, location, if 该指令的作用是完成当前的规则集,不再处理rewrite指令。 2、if指令 语法:if(condition) {…} 默认值:none 使用环境:server,location 该...
在vhosts 下面新建:return-demo.conf server { listen 8086; server_name localhost; location / { if ($http_user_agent ~ curl) { return 200 'COMMAND USER\n'; } if ($http_user_agent ~ Mozilla) { return 302 http://www.baidu.com?$args; } return 404; } } 命令行测试: 浏览器访问:http...
rewrite^(.*)$ /msie/$1break; }if($http_cookie ~*"id=([^;]+)(?:;|$)") { set $id $1; }if($request_method =POST) {return405; }if($slow) { limit_rate 10k; }if($invalid_referer) {return403; } 二、break break跳出当前作用域,回到上一层继续向下,与break同级且位于后面的会被...
ngx_http_upstream_state_t *state = r->upstream_states->elts; status = state[r->upstream_states->nelts - 1].status; if (status >= 400 && status < 500) { ngx_http_reqstat_count(fnode, NGX_HTTP_REQSTAT_UPS_4XX, 1); } else if (status >= 500 && status < 600) { ngx_http_re...
#if(NGX_HAVE_UNIX_DOMAIN)caseAF_UNIX:ctx->uid_set[0]=0;break;#endifdefault:/* AF_INET */sin=(struct sockaddr_in*)c->local_sockaddr;ctx->uid_set[0]=sin->sin_addr.s_addr;break;}}else{ctx->uid_set[0]=htonl(conf->service);}ctx->uid_set[1]=htonl((uint32_t)ngx_time());...
[respawn],可安全重用该进程表项 if (respawn >= 0) { s = respawn; } else {//先找到一个被回收的进程表项 for (s = 0; s < ngx_last_process; s++) { if (ngx_processes[s].pid == -1) { break; } } //进程表已经满 if (s == NGX_MAX_PROCESSES) { ngx_log_error(NGX_LOG_...
} else { mL = ngx_lua_get_main_lua_vm() } if (mL == 0) { return "" } g = luajit_G(mL) if (g == 0) { return "" } L = luajit_cur_thread(g) if (L == 0) { return "" } bt = luajit_backtrace(L, g, 0) ...
if也是脚本指令,所有脚本类指令遵循的规则,它也遵循。 image.png 示例 image.png 留言问题 1.很期待老师讲解if的坑,我一直没太理解它的成因,只是简单记住在if里只有rewrite的模块指令是安全的 作者:言十年 链接:https://www.jianshu.com/p/f45fb2eba8cd...
javaCopy codeimport javax.servlet.http.HttpServletRequest; public class NetworkUtils { public static String getClientIp(HttpServletRequest request) {String xForwardedForHeader = request.getHeader("X-Forwarded-For");if (xForwardedForHeader == null) {return request.getRemoteAddr(); } else { return ...
stringify(requestData)); return defaultResponse; } if (now - requestData.timestamp >= window) { requestData.timestamp = now; requestData.count = 1; } else { requestData.count++; } const elapsed = now - requestData.timestamp; r.log(`limit: ${limit} window: ${window} elapsed: ${...