问题

在Centos7系统上安装snap，遇到的问题记录

 1
 2
 3
 4
 5
 6
 7
 8
 9
10

[centos@ip-172-26-6-67 ~]$ sudo snap install core
error: system does not fully support snapd: cannot mount squashfs image using "squashfs": -----
       mount: wrong fs type, bad option, bad superblock on /dev/loop0,

       missing codepage or helper program, or other error

       In some cases useful info is found in syslog - try
       dmesg | tail or so.

       -----

Google一圈之后，解决方案如下：

1
2
3
4
5
6
7

[centos@ip-172-26-6-67 ~]$ sudo semodule -i /usr/share/selinux/packages/snappy.pp.bz2 
[centos@ip-172-26-6-67 ~]$ sudo snap install core
2022-05-15T13:49:30Z INFO Waiting for automatic snapd restart...
core 16-2.54.4 from Canonical✓ installed
[centos@ip-172-26-6-67 ~]$ sudo snap refresh core
snap "core" has no updates available
[centos@ip-172-26-6-67 ~]$

原因分析

这个坑有点深，不打算填了。

Reference

  1. Installing snap on CentOS
  2. 安装snap遇到错误：error: system does not fully support snapd的解决办法