Install RabbitMQ on CentOs 9 (Amazon Linux)

a. Setup the repository for RabbitMQ and its Erlang dependency

Put the following content at "/etc/yum.repos.d/rabbitmq.repo"

Steps to do it in terminal -->

• Run vi /etc/yum.repos.d/rabbitmq.repo

• Press 'i' to go into insert mode

• Paste the content

• Press 'esc' to exit insert mode

• Type :wq to save and exit vi

# In /etc/yum.repos.d/rabbitmq.repo

##
## Zero dependency Erlang RPM
##

[modern-erlang]
name=modern-erlang-el9
# uses a Cloudsmith mirror @ yum1.novemberain.com.
# Unlike Cloudsmith, it does not have traffic quotas
baseurl=https://yum1.novemberain.com/erlang/el/9/$basearch
repo_gpgcheck=1
enabled=1
gpgkey=https://dl.cloudsmith.io/public/rabbitmq/rabbitmq-erlang/gpg.E495BB49CC4BBE5B.key
gpgcheck=1
sslverify=1
sslcacert=/etc/pki/tls/certs/ca-bundle.crt
metadata_expire=300
pkg_gpgcheck=1
autorefresh=1
type=rpm-md

[modern-erlang-noarch]
name=modern-erlang-el9-noarch
# uses a Cloudsmith mirror @ yum1.novemberain.com.
# Unlike Cloudsmith, it does not have traffic quotas
baseurl=https://yum1.novemberain.com/erlang/el/9/noarch
repo_gpgcheck=1
enabled=1
gpgkey=https://dl.cloudsmith.io/public/rabbitmq/rabbitmq-erlang/gpg.E495BB49CC4BBE5B.key
       https://github.com/rabbitmq/signing-keys/releases/download/2.0/rabbitmq-release-signing-key.asc
gpgcheck=1
sslverify=1
sslcacert=/etc/pki/tls/certs/ca-bundle.crt
metadata_expire=300
pkg_gpgcheck=1
autorefresh=1
type=rpm-md

[modern-erlang-source]
name=modern-erlang-el9-source
# uses a Cloudsmith mirror @ yum1.novemberain.com.
# Unlike Cloudsmith, it does not have traffic quotas
baseurl=https://yum1.novemberain.com/erlang/el/9/SRPMS
repo_gpgcheck=1
enabled=1
gpgkey=https://dl.cloudsmith.io/public/rabbitmq/rabbitmq-erlang/gpg.E495BB49CC4BBE5B.key
       https://github.com/rabbitmq/signing-keys/releases/download/2.0/rabbitmq-release-signing-key.asc
gpgcheck=1
sslverify=1
sslcacert=/etc/pki/tls/certs/ca-bundle.crt
metadata_expire=300
pkg_gpgcheck=1
autorefresh=1


##
## RabbitMQ Server
##

[rabbitmq-el9]
name=rabbitmq-el9
baseurl=https://yum1.novemberain.com/rabbitmq/el/9/$basearch
repo_gpgcheck=1
enabled=1
# Cloudsmith's repository key and RabbitMQ package signing key
gpgkey=https://dl.cloudsmith.io/public/rabbitmq/rabbitmq-server/gpg.9F4587F226208342.key
       https://github.com/rabbitmq/signing-keys/releases/download/2.0/rabbitmq-release-signing-key.asc
gpgcheck=1
sslverify=1
sslcacert=/etc/pki/tls/certs/ca-bundle.crt
metadata_expire=300
pkg_gpgcheck=1
autorefresh=1
type=rpm-md

[rabbitmq-el9-noarch]
name=rabbitmq-el9-noarch
baseurl=https://yum1.novemberain.com/rabbitmq/el/9/noarch
repo_gpgcheck=1
enabled=1
# Cloudsmith's repository key and RabbitMQ package signing key
gpgkey=https://dl.cloudsmith.io/public/rabbitmq/rabbitmq-server/gpg.9F4587F226208342.key
       https://github.com/rabbitmq/signing-keys/releases/download/2.0/rabbitmq-release-signing-key.asc
gpgcheck=1
sslverify=1
sslcacert=/etc/pki/tls/certs/ca-bundle.crt
metadata_expire=300
pkg_gpgcheck=1
autorefresh=1
type=rpm-md

[rabbitmq-el9-source]
name=rabbitmq-el9-source
baseurl=https://yum1.novemberain.com/rabbitmq/el/9/SRPMS
repo_gpgcheck=1
enabled=1
gpgkey=https://dl.cloudsmith.io/public/rabbitmq/rabbitmq-server/gpg.9F4587F226208342.key
gpgcheck=0
sslverify=1
sslcacert=/etc/pki/tls/certs/ca-bundle.crt
metadata_expire=300
pkg_gpgcheck=1
autorefresh=1
type=rpm-md

b. Update Packages

dnf update -y

c. Install Dependencies

Install these dependencies from standard OS repositories

dnf install socat logrotate -y

d. Install modern Erlang and RabbitMQ

This installs Erlang 25.3.x

dnf install -y erlang-25.3.2.3 rabbitmq-server