68 lines
1.8 KiB
Bash
68 lines
1.8 KiB
Bash
#!/bin/bash
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# Root required
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if [ $EUID -ne 0 ]; then
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echo "You must run this script as root"
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exit 1
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fi
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# Get current date, hostname, create a temporary directory,
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# and set the location to the remote repository
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DATE=$(date '+%Y%m%d')
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TMP_DIR=$(mktemp -d)
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CUR_HOSTNAME=$(hostname)
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GIT_LOC="https://github.com/krislamo/bootstrap.git"
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# Get user input for hostname and IP
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echo "Enter name server's new hostname:"
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read NEW_HOSTNAME
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echo "Enter a static IP address (e.g. 192.168.1.2/24):"
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read STATIC_IP
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if [ ! -z "$STATIC_IP" ]; then
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echo "Enter the gateway IP (default: 192.168.1.1):"
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read GATEWAY_IP
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[ -z "$GATEWAY_IP" ] && GATEWAY_IP="192.168.1.1"
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echo "Gateway set to $GATEWAY_IP"
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fi
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# Remove CD sources
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cp /etc/apt/sources.list /etc/apt/sources.list.$DATE
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sed -i '/deb cdrom/d' /etc/apt/sources.list
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# Upgrade software
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apt-get update -y
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apt-get upgrade -y
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# Install git, clone this repo, and navigate to it
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apt-get install git -y
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cd $TMP_DIR
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git clone $GIT_LOC
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cd bootstrap
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# Install personal SSH keys under root and install the OpenSSH server
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mkdir -p /root/.ssh/
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cp --update authorized_keys /root/.ssh/authorized_keys
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apt-get install openssh-server -y
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# If STATIC_IP is set, backup interfaces and configure static IP
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if [ ! -z "$STATIC_IP" ]; then
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cp /etc/network/interfaces /etc/network/interfaces.$DATE
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sed -i "s/dhcp/static/g" /etc/network/interfaces
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if ! grep -q "address" /etc/network/interfaces; then
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echo " address $STATIC_IP" >> /etc/network/interfaces
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echo " gateway $GATEWAY_IP" >> /etc/network/interfaces
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fi
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fi
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# If NEW_HOSTNAME is set, configure new hostname and backup /etc/hosts
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if [ ! -z "$NEW_HOSTNAME" ]; then
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hostnamectl set-hostname $NEW_HOSTNAME
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cp /etc/hosts /etc/hosts.$DATE
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sed -i "s/$CUR_HOSTNAME/$NEW_HOSTNAME/g" /etc/hosts
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read -p "Press [enter] to restart this machine"
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systemctl reboot
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fi
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