数据中台从centos升级为国产操作系统后，资源增加字段时，提交报500错误

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背景

故障报错：

nginx报错信息：

2024/12/19 15:25:31 [crit, 500299#0: *249 onen0 " /var/lib/nginx/tmp/cient body/0000000001" failed 13: Permission denied).
10.16.0.51,server: 10.16.0.105, request:"POsT
CIYW1102410ii7bmmULCI1c2VTmftZSl6lnleGuMi9iceb0muNaw4MYg a5Sab-PnW4Et0gWalfl y HIP/.1, host: "dgovsysu.educn, reerer."XXXX/dataManage/2024/1219 16.23:.15 cit 520323#0. *317 open0 “harlilb/nginxtmp/cdient body0000001” aled (13: Permission denied, dient 10.16.0.52 sener. 10.16.0.105, request: "PosTICLYW10MO1UI7AmLCHCATmESISEGHM9HEKC5x2-0x0m&ynkurylow?hhn2ighMdtm0 HPh " hast: "dweb suedun, referer"htosoweb sueduldataMaae2024/1219 16:24.23 cnt 520323#0. *430 open0 “har/ilb!nginx/tmp/client body/0000002” failed (13: Perision dened, dient: 10.16.0.54. serer: 10.16.0.105, request."PosT
/dataManage/action/tableModelResource/update?submitState=2
&kcomments =undeined&token=eWhbGO:IUZINIS. VOHGKOIKNZMINTOSODKSMIMIWAWNFWIOXNL2MONTOSODKSLCIEHAIOLE3MZO2MZMNOIKS IMIZOHGInNI6M UZXOUY2SHINIYNI6SVUENVZGUIOIXNTAXMIUI
/dataManaae/action/tableModelResource/update?submitState=
&CommenS =UnOEINStOKED=EVADGGOUUZINUHEWOGROIKNZVONK2N OWNTOUIWEAWFIOXWNZMONTKZNTON CIEHAIOIESMZO2M730DASIMZOHNIHMIZXONYSHIYWNIHMIHENZG IOINTAYMI
/dataManaae/action/tableModelResource/update?submitState
client: 10.16.0.54 server: 10.16.0.105, request: "POST
&commens =undeimed &toKe=eVhGIO!UZINU9 VOGKOINZMINTIK2NTOWNITOONAWFHUONLMONIKNTOW CIHAIOIF3NA02N7K30DASIMZOURNIhm1XO2SHTYNNI3YMENZGHIOINTAYMII
CMYN10240II7bmUI CHCWTImFZSI6IEGIUMU9.HEWSKC5XZ-0xroRnkTxfomshn2iGbMdtm0 HIiP/.1,host "dweb.svsueducn, eiere."htos:/XXX/dataManae
2024/12/19 16:25:06 crit, 520323#0: *508 o pen0 “/var/lib/nginx/tmp/client body/0000000003” failed (13: Permission denied).
/dataManaae/action/tableModelResource/update?submitState=?

一、步骤

1.分析阶段

首先排查web报错日志，发现没有相关日志，进入相关故障网页，F12找出相关接口，然后根据接口再去排查是否有访问日志，本文该问题没有日志报错。

2.查看nginx

查看nginx日志，发现有报错信息（见背景报错），同时发现/var/log/nginx目录权限都是nginx。

3.修改用户（也可以修改所有者权限）

将nginx配置文件的用户改成root

*注：有的会报多个ip错误，可能有多个nginx入口，需要根据实际报错来判断。