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Canvas Maintenance

This chapter is special guide for Canvas maintenance and settings. And you can refer to Administrator and Steps after installing for some general settings that including: Configure Domain, HTTPS Setting, Migration, Web Server configuration, Docker Setting, Database connection, Backup & Restore...

Maintenance guide​

Backup and Restore​

Upgrade​

Refer to the official docs: Upgrading Canvas

Troubleshoot​

In addition to the Canvas issues listed below, you can refer to Troubleshoot + FAQ to get more.

How can I use the logs?​

You can find the keywords Failed or error from the these logs

  • Canvas log: /data/wwwroot/canvas/log/production.log
  • Apache log: /data/logs/apache

403 error?​

You should make sure user canvas and www-data haver permission of DIR /data/wwwroot/canvas

文件上传，不能下载​

现象描述：文件上传后，下载出现"无法访问网站 找不到canvas.example.com服务器IP地址 " 解决办法：

  1. 找到 Apache 虚拟主机配置文件，将 ServerName 值修改为实际域名
  2. 找到 Canvas 域名配置文件，将 production 配置节点的 domain 值修改为实际域名

FAQ​

Can Canvas open source support mobile?​

Yes, refer to: mobile-guide

Canvas multi-languages?​

Yes

Canvas 怎么安装插件？​

参考: 安装插件

Can I reset administrator password of Canvas by command?​

No

Canvas hosted offering vs OpenSource?​

Refer to: code differences between the open source and hosted offerings

Canvas 根目录需 canvas 和 apache 权限？​

是的。拥有者是 canvas，同时通过 setfacl 额外给 www-data 赋予权限

setfacl -m u:www-data:rx -R /data/wwwroot/canvas