摘要：運(yùn)營(yíng)研發(fā)團(tuán)隊(duì)張仕華配置系列頭不合法頭重復(fù)參考如上配置訪問需要認(rèn)證將設(shè)置為不可讀使用非方法訪問一個(gè)靜態(tài)文件系列修改為缺少引號(hào)語(yǔ)法錯(cuò)誤的現(xiàn)在只支持如果客戶端隨意設(shè)置這個(gè)值會(huì)報(bào)修改配置為指向一

運(yùn)營(yíng)研發(fā)團(tuán)隊(duì) 張仕華

worker_processes  1;
events {
    worker_connections  1024;
}
http {
    include       mime.types;
    default_type  application/octet-stream;
    limit_req_zone $binary_remote_addr zone=one:10m rate=1r/s;
    sendfile        on;
    keepalive_timeout  65;
    server {
        listen       8070;
        server_name  10.96.79.14;
        limit_req zone=one;
        location / {
            root   html;
            index  index.html index.htm;
        }
        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   html;
        }
        location = /abc.html {
            root html;
            auth_basic           "opened site";
            auth_basic_user_file conf/htpasswd;
        }
         location ~ .php$ {
            root /home/xiaoju/nginx-1.14.0/html;
            fastcgi_index index.php;
            fastcgi_pass 127.0.0.1:9000;
            fastcgi_param       SCRIPT_FILENAME  /home/xiaoju/nginx-1.14.0/html$fastcgi_script_name;
            include fastcgi.conf;
            fastcgi_connect_timeout 300;
            fastcgi_send_timeout 300;
            fastcgi_read_timeout 300;
        }
    }
}

index.php

4xx系列
400
NGX_HTTP_BAD_REQUEST
Host頭不合法
 
curl localhost:8070  -H "Host:123/com"





400 Bad Request
nginx/1.14.0


 
Content-Length頭重復(fù)
curl localhost:8070  -H "Content-Length:1"  -H "Content-Length:2"





400 Bad Request
nginx/1.14.0


401
NGX_HTTP_UNAUTHORIZED
參考如上nginx配置,訪問abc.html需要認(rèn)證
 
curl localhost:8070/abc.html





401 Authorization Required
nginx/1.14.0


403
NGX_HTTP_FORBIDDEN
chmod 222 index.html
將index.html設(shè)置為不可讀
 
curl localhost:8070





403 Forbidden
nginx/1.14.0


404
NGX_HTTP_NOT_FOUND
curl localhost:8070/cde.html





404 Not Found
nginx/1.14.0


405
NGX_HTTP_NOT_ALLOWED
使用非GET/POST/HEAD方法訪問一個(gè)靜態(tài)文件
curl -X DELETE localhost:8070/index.html -I


HTTP/1.1 405 Not Allowed
Server: nginx/1.14.0
Date: Tue, 18 Sep 2018 10:02:22 GMT
Content-Type: text/html
Content-Length: 173
Connection: keep-alive
5xx系列
500
NGX_HTTP_INTERNAL_SERVER_ERROR
修改index.php為

缺少引號(hào),語(yǔ)法錯(cuò)誤
curl localhost:8070/index.php -I


HTTP/1.1 500 Internal Server Error
Server: nginx/1.14.0
Date: Tue, 18 Sep 2018 11:29:19 GMT
Content-Type: text/html; charset=UTF-8
Connection: keep-alive
Set-Cookie: PHPSESSID=aoesvcuvbh1nh95kdkp152r9e1; path=/
Expires: Thu, 19 Nov 1981 08:52:00 GMT
Cache-Control: no-store, no-cache, must-revalidate
Pragma: no-cache
501
NGX_HTTP_NOT_IMPLEMENTED
nginx的transfer-encoding現(xiàn)在只支持chunked,如果客戶端隨意設(shè)置這個(gè)值,會(huì)報(bào)501
 
curl localhost:8070  -H "Transfer-Encoding:1"





501 Not Implemented
nginx/1.14.0


502
NGX_HTTP_BAD_GATEWAY
修改nginx配置為
fastcgi_pass 127.0.0.1:8000;
指向一個(gè)未監(jiān)聽的端口
curl localhost:8070/index.php -I


HTTP/1.1 502 Bad Gateway
Server: nginx/1.14.0
Date: Tue, 18 Sep 2018 11:28:17 GMT
Content-Type: text/html
Content-Length: 537
Connection: keep-alive
ETag: "5ad6113c-219"
503
NGX_HTTP_SERVICE_UNAVAILABLE
修改nginx配置,限速為每分鐘10個(gè)請(qǐng)求
 
limit_req_zone $binary_remote_addr zone=one:10m rate=10r/m;
limit_req zone=one;
連續(xù)發(fā)送兩個(gè)請(qǐng)求，第二請(qǐng)求會(huì)報(bào)503
curl localhost:8070/index.php -I

HTTP/1.1 503 Service Temporarily Unavailable
Server: nginx/1.14.0
Date: Tue, 18 Sep 2018 11:31:43 GMT
Content-Type: text/html
Content-Length: 537
Connection: keep-alive
ETag: "5ad6113c-219"
504
NGX_HTTP_GATEWAY_TIME_OUT
修改index.php為

curl localhost:8070/index.php -I

HTTP/1.1 504 Gateway Time-out
Server: nginx/1.14.0
Date: Tue, 18 Sep 2018 12:17:57 GMT
Content-Type: text/html
Content-Length: 537
Connection: keep-alive
ETag: "5ad6113c-219"
505
NGX_HTTP_VERSION_NOT_SUPPORTED
telnet8070端口,輸入GET /index.html HTTP/2.1
不支持http/2.1,會(huì)報(bào)505
 
$telnet localhost 8070
Trying 127.0.0.1...
Connected to localhost.
Escape character is "^]".
GET /index.html HTTP/2.1
HTTP/1.1 505 HTTP Version Not Supported
Server: nginx/1.14.0
Date: Tue, 18 Sep 2018 12:26:35 GMT
Content-Type: text/html
Content-Length: 203
Connection: close



505 HTTP Version Not Supported
nginx/1.14.0


后續(xù)基于這幾種情況，看Nginx源碼內(nèi)部是怎么實(shí)現(xiàn)的。