Working with repos

Question 1

Install local repo

Answer 1

mkdir /repo
vim /etc/fstab
/home/user/Centos.iso /repo iso9660 -o loop,ro 0 0
\:wq
vim /etc/yum.repos.d/basa.repo
[basa]
name=Base Repo on local host
baseurl=file:///repo/BaseOS/
gpgcheck=0
enabled=1
\:wq
similarly vim /etc/yu.repos.d/app.repo:
[app]
name=AppStream Repo on local host
baseurl=file:///repo/AppStream/
gpgcheck=0
enabled=1
yum repolist=>
basa Base Repo on local host
app AppStream Repo on local host

Question 2

List all known repos
List enabled repos
List disabled repos

Answer 2

yum repolist –all
yum repolist –enabled / yum repolist (without params)
yum repolist –disabled

Question 3

Disable repo

Answer 3

1. vim /etc/yum.repos.d/basa.repo
   enabled=0
2. yum-config-manager –disable basa.repo

Question 4

Add new remote repository to be seen by yum repolist

Answer 4

yum-config-manager –add-repo=http://fedoreproject.org/pub/epel/7/x86_64/

Ths will create respective repo file in /etc/yum.repos.d/