Bash installatiescript

#!/bin/bash

set -e

# =========================
# CONFIGURATIE
# =========================

HOSTNAME="<HOSTNAAM>"
IP_ADDRESS="<IP_ADRES>"
NETMASK="<NETMASK>"
GATEWAY="<GATEWAY>"
DNS1="8.8.8.8"
DNS2="1.1.1.1"

INSTALL_URL="<INSTALLATIE_URL>"

# =========================
# CHECK ROOT
# =========================

if [ "$EUID" -ne 0 ]; then
  echo "Voer dit script uit als root of met sudo."
  exit 1
fi

echo "Start VPS configuratie..."

# =========================
# SYSTEEM UPDATE
# =========================

apt update
apt upgrade -y

# =========================
# HOSTNAME INSTELLEN
# =========================

echo "$HOSTNAME" > /etc/hostname
hostnamectl set-hostname "$HOSTNAME"

# =========================
# /etc/hosts BIJWERKEN
# =========================

cp /etc/hosts /etc/hosts.backup

cat > /etc/hosts <<EOF
127.0.0.1 localhost
$IP_ADDRESS $HOSTNAME
EOF

# =========================
# NETWERK CONFIGUREREN
# =========================

cp /etc/network/interfaces /etc/network/interfaces.backup

cat > /etc/network/interfaces <<EOF
auto lo
iface lo inet loopback

auto eth0
iface eth0 inet static
    address $IP_ADDRESS
    netmask $NETMASK
    gateway $GATEWAY
    dns-nameservers $DNS1 $DNS2
EOF

# =========================
# INSTALLATIEBESTAND DOWNLOADEN
# =========================

cd /root

wget -O install.sh "$INSTALL_URL"
chmod +x install.sh

# =========================
# INSTALLATIE STARTEN
# =========================

bash install.sh

# =========================
# AFRONDING
# =========================

echo "Installatie afgerond."
echo "Controleer netwerk en hostname na reboot."

read -p "Wil je nu rebooten? ja/nee: " REBOOT

if [ "$REBOOT" = "ja" ]; then
  reboot
fi

Opslaan als:

nano install-vps.sh

Uitvoerbaar maken:

chmod +x install-vps.sh

Starten:

sudo ./install-vps.sh