制作私有yum源

[root@app-bj-ali-ecs1 ~]# cat /etc/yum.conf
[main]
gpgcheck=1
installonly_limit=3
clean_requirements_on_remove=True
best=True
keepcache=1
cachedir=/var/cache/yum/packages
[root@app-bj-ali-ecs1 ~]# yum -y install createrepo
[root@app-bj-ali-ecs1 ~]# createrepo -v /var/cache/yum/packages

[root@app-bj-ali-ecs1 ~]# cat /etc/yum.repos.d/my.repo
[my]
name=my-repo
baseurl=file:///opt/yum/my    # 上传路径
enabled=1
gpgcheck=0