Install docker on Oracle Linux 7.9

install_docker.sh

#!/bin/bash

# Tested on Oracle Linux 7.9, 11th, Jan 2023
if [ "${UID}" -eq 0 ]
then
  yum install -y yum-utils
  yum-config-manager \
      --add-repo \
      https://download.docker.com/linux/centos/docker-ce.repo
  sed -i 's/$releasever/7/g' /etc/yum.repos.d/docker-ce.repo
  mkdir rpms && cd rpms
  yum install policycoreutils-python libseccomp wget -y
  wget http://mirror.centos.org/centos/7/extras/x86_64/Packages/slirp4netns-0.4.3-4.el7_8.x86_64.rpm
  wget http://mirror.centos.org/centos/7/extras/x86_64/Packages/fuse3-libs-3.6.1-4.el7.x86_64.rpm
  wget http://mirror.centos.org/centos/7/extras/x86_64/Packages/fuse-overlayfs-0.7.2-6.el7_8.x86_64.rpm
  wget http://mirror.centos.org/centos/7/extras/x86_64/Packages/container-selinux-2.119.1-1.c57a6f9.el7.noarch.rpm
  rpm -Uvh container-selinux-2.119.1-1.c57a6f9.el7.noarch.rpm
  rpm -Uvh slirp4netns-0.4.3-4.el7_8.x86_64.rpm fuse3-libs-3.6.1-4.el7.x86_64.rpm fuse-overlayfs-0.7.2-6.el7_8.x86_64.rpm
  yum install docker-ce docker-ce-cli containerd.io -y
  cd .. && rm -rf rpms
  systemctl enable docker
  systemctl start docker
  docker run --rm hello-world
else
  echo This script must be run as root
  exit 1
fi