00 RHCSA9 | EX200 Exam | Lab Configuration | YUM Repo Setup

Chapters:
00:00  Introduction
03:30  Configure Local YUM/DNF Repo
11:55  Convert local repo over http
20:43  Configure repo on node01 over http
22:52  Configure repo on node02 over http

##################################
RHCSA 8/9 Lab Setup - Server Configuration
##################################

Login to server01.rhcsa9.momer.io as root or user with sudo access to configure local repo

-- Server details
-- add following entries in you /etc/hosts (do that according to your own naming conventions)

10.10.10.91  server01.rhcsa9.momer.io server01
10.10.10.92  node01.rhcsa9.momer.io  node01
10.10.10.93  node02.rhcsa9.momer.io  node02

-- connect rhel9.iso to your server (use your virtualization software)
-- mount iso to server
mkdir -p /mnt/cdrom
mount /dev/sr0 /mnt/cdrom

-- copy mounted dvd content locally on the server
mkdir /rhel9
cd /rhel9
cp -rf /mnt/cdrom/* .

-- create a repo file as shown below

vi /etc/yum.repos.d/rhel9.repo

-- add following content to the file, save and exit

[BaseOS]
name=RHEL9 Base OS
baseurl=file:///rhel9/BaseOS
enabled=1
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release

[AppStream]
name=RHEL9 ApStream
baseurl=file:///rhel9/AppStream
enabled=1
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release

-- disable susbcription manager

vi /etc/dnf/plugins/subscription-manager.conf

-- change enabled

from
enabled=1

to
enabled=0

-- verify your repo is enabled and working fine

dnf repolist all

-- install httpd

dnf install -y httpd

Convert your local repo over http

-- enable and start httpd
systemctl enable --now httpd

-- move the repo content to apache documentroot directory
mv /rhel9 /var/www/html

-- change the selinux context of apache documentroot directory
chcon -Rvt httpd_sys_content_t /var/www/html

-- Configure the firewall for service http and port 80
firewall-cmd --add-service=http --permanent
firewall-cmd --add-port=80/tcp --permanent
firewall-cmd --reload
firewall-cmd --list-all


-- edit repo file as shown below

vi /etc/yum.repos.d/rhel9.repo

[BaseOS]
name=RHEL9 Base OS
baseurl=http://server01/rhel9/BaseOS
enabled=1
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release

[AppStream]
name=RHEL9 ApStream
baseurl=http://server01/rhel9/AppStream
enabled=1
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release

-- verify the repo is working fine

dnf repolist all

dnf install -y telnet

################################
RHCSA 8/9 node Configuration
################################

-- Login as root on node01
-- make sure the host file configuration is correct and server01 is reachable
-- edit /etc/hosts file as below

10.10.10.91  server01.rhcsa9.momer.io server01
10.10.10.92  node01.rhcsa9.momer.io  node01
10.10.10.93  node02.rhcsa9.momer.io  node02

-- disable susbcription manager

vi /etc/dnf/plugins/subscription-manager.conf

-- change enabled

from
enabled=1

to
enabled=0

-- edit repo file as shown below

vi /etc/yum.repos.d/rhel9.repo

[BaseOS]
name=RHEL9 Base OS
baseurl=http://server01/rhel9/BaseOS
enabled=1
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release

[AppStream]
name=RHEL9 ApStream
baseurl=http://server01/rhel9/AppStream
enabled=1
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-release

-- verify the repo is working fine

dnf repolist all

dnf install -y telnet

-- repeat "RHCSA 8/9 node Configuration" steps on node02

Reference document
https://www.redhat.com/sysadmin/apach...

Thanks.
Enjoy !!