ECE Auto-Install Script PART 1

ECEinstall.sh

echo "Welcome to the ECE Auto-Install Script PART 1."
echo "DO NOT RUN THIS AS ROOT, BUT AS A USER WITH ROOT RIGHTS"
echo "IT WILL FAIL IF YOU RUN AS ROOT, SO DO NOT DO IT!"
echo "This is designed to be run on a minimal server install of CentOS 7 AFTER 'yum update' has been run."
echo "Once down, your system will reboot; once it does start PART 2."
read -n 1 -s -r -p "Press any key to continue"
sudo yum install wget -y 
sudo /sbin/grubby --update-kernel=ALL --args='cgroup_enable=memory cgroup.memory=nokmem swapaccount=1'
echo "overlay" | sudo tee -a /etc/modules-load.d/overlay.conf
sudo grub2-set-default 0
sudo grub2-mkconfig -o /etc/grub2.cfg
sudo touch /etc/yum.repos.d/docker.repo
echo "[dockerrepo]" | sudo tee -a /etc/yum.repos.d/docker.repo
echo "name=Docker Repository" |  sudo tee -a /etc/yum.repos.d/docker.repo
echo "baseurl=https://download.docker.com/linux/centos/7/x86_64/stable" | sudo tee -a /etc/yum.repos.d/docker.repo
echo "enabled=1" | sudo tee -a /etc/yum.repos.d/docker.repo
echo "gpgcheck=1" | sudo tee -a /etc/yum.repos.d/docker.repo
echo "gpgkey=https://download.docker.com/linux/centos/gpg" | sudo tee -a /etc/yum.repos.d/docker.repo
sudo yum makecache fast -y
sudo yum install docker-ce-18.09.2* -y
sudo systemctl stop docker
echo "vm.max_map_count=262144" | sudo tee -a /etc/sysctl.conf
echo "net.ipv4.ip_forward = 1" | sudo tee -a /etc/sysctl.conf
sudo install -o $USER -g $USER -d -m 700 /mnt/data
sudo install -o $USER -g $USER -d -m 700 /mnt/data/docker
sudo systemctl disable firewalld
sudo mkdir -p /etc/systemd/system/docker.service.d
sudo touch /etc/systemd/system/docker.service.d/docker.conf
echo "[Unit]" | sudo tee -a /etc/systemd/system/docker.service.d/docker.conf
echo "Description=Docker Service" | sudo tee -a /etc/systemd/system/docker.service.d/docker.conf
echo "After=multi-user.target" | sudo tee -a /etc/systemd/system/docker.service.d/docker.conf
echo "" | sudo tee -a /etc/systemd/system/docker.service.d/docker.conf
echo "[Service]" | sudo tee -a /etc/systemd/system/docker.service.d/docker.conf
echo "ExecStart=" | sudo tee -a /etc/systemd/system/docker.service.d/docker.conf
echo "ExecStart=/usr/bin/dockerd --data-root /mnt/data/docker --storage-driver=overlay --bip=172.17.42.1/16" | sudo tee -a /etc/systemd/system/docker.service.d/docker.conf
sudo systemctl daemon-reload
sudo systemctl restart docker
sudo systemctl enable docker
sudo usermod -aG docker $USER
sudo touch /etc/sysctl.d/70-cloudenterprise.conf
echo "net.ipv4.tcp_max_syn_backlog=65536" | sudo tee -a /etc/sysctl.d/70-cloudenterprise.conf
echo "net.core.somaxconn=32768" | sudo tee -a /etc/sysctl.d/70-cloudenterprise.conf
echo "net.core.netdev_max_backlog=32768" | sudo tee -a /etc/sysctl.d/70-cloudenterprise.conf
echo "exclude=docker-ce" | sudo tee -a /etc/yum.conf
sudo reboot now