[ nginx ] 代理后端tomcat 无法显示图片报错:ERR_CONTENT_LENGTH_MISMATCH
问题日志如下:
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" alt="" />
网络架构图:
aaarticlea/png;base64,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" alt="" />
这是一个微信公众号的业务,开发部的同学发来了war包,要求部署。部署完成后,发现首页背景图片无法显示,因为这次是版本升级,不存在很大的问题。直接就把问题锁定到图片的尺寸上。
发现图片1.5M 大小,经过压缩再次打包部署。背景图片显示正常。
经过这次事件,作为运维同学必须要搞清楚状况。
1. 从war包开始查找问题,本地直接访问tomcat,背景图是可以正常显示的
2. 开始从前端nginx排查,检查日志发现如下图。
查看了下网上资料,解决方法如下:
通过查看日志,最终问题是出现在目录权限上: /usr/local/nginx/proxy_temp
1. 用root用户运行nginx (这种方式不可取)
2. 将proxy_temp目录的owner设置为nginx用户
3. 将proxy_temp目录的group设置为nginx组
4. 禁止cache
通过这4种方式,可以解决该问题,其中最靠谱的当然是3、4 。
[root@localhost ~]# groupadd -g 800 www
[root@localhost ~]# useradd -u 800 -g 800 -s /sbin/nologin www
编译时,指定 --user=www --group=www
修改权限:
chown -R root:www proxy_temp
chmod -R proxy_temp
或者直接要求开发把图片进行压缩处理。 建议将图片压缩进行处理,这样可以节省大量带宽。
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