存放repo 文件目录
cd /etc/zypp/repos.d
创建用来存放ISO文件的目录： mkdir /opt/iso
挂载ISO文件：sudo mount -t iso9660 /scd/iso/SLES-12-SP3-DVD-x86_64-GM-DVD1.iso /opt/iso
配置本地repo（源）： sudo zypper ar -f /opt/iso iso
<或是 : zypper ar file:///opt/iso update>
查看系统中的源：
# zypper lr
Repository priorities are without effect. All enabled repositories share the same priority.
# | Alias | Name | Enabled | GPG Check | Refresh
--+-------+------+---------+-----------+--------
1 | iso | iso | Yes | ( p) Yes | Yes
# zypper ls
# | Alias | Name | Enabled | GPG Check | Refresh | Type
--+-------+------+---------+-----------+---------+---------
1 | iso | iso | Yes | ( p) Yes | Yes | plaindir
#zypper refresh
Retrieving repository 'iso' metadata ............................................................................[done]
Building repository 'iso' cache .................................................................................[done]
All repositories have been refreshed.
清楚缓存
zypper clean
刷新安装源
zypper ref
列出所有可用的模式
zypper pt
删除源
zypper rr iso
zypper rs
-------2021/7/7更新--------------
Please see the above error message for a hint.
Warning: Skipping repository 'SLE-Module-Server-Applications15-SP2-Updates' because of the above error.
Retrieving repository 'iso' metadata ----------------------------------------------------------------------------------------------------------------------[\]
Warning: The gpg key signing file 'repomd.xml' has expired.
Repository: iso
Key Name: SuSE Package Signing Key <build@suse.de>
Key Fingerprint: FEAB5025 39D846DB 2C0961CA 70AF9E81 39DB7C82
Key Created: Wed Dec 7 18:57:35 2016
Key Expires: Sun Dec 6 18:57:35 2020 (EXPIRED)
Rpm Name: gpg-pubkey-39db7c82-5847eb1f
Retrieving repository 'iso' metadata ...................................................................................................................[done]
Building repository 'iso' cache ........................................................................................................................[done]
这个报错见过吗？？？？