65 lines
2.0 KiB
Bash
65 lines
2.0 KiB
Bash
#!/bin/bash
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# Prompt the user for the hostname
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read -p "Enter the hostname for the server: " hostname
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echo
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# Prompt the user for the necessary information
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read -p "Administrator username (AdminUser): " admin_user
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read -s -p "Administrator password: " admin_password
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echo # To move to the next line
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read -p "Active Directory domain name: " domain_name
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# Prompt for DNS server IP and verify DNS resolution
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while true; do
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read -p "DNS server IP: " dns_server
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if nslookup $domain_name $dns_server; then
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break
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else
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echo "DNS resolution failed. Please enter a valid DNS server IP."
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fi
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done
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# Display hostname change information
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echo "Changing the hostname to: $hostname.$domain_name"
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# Change the hostname
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hostnamectl set-hostname $hostname
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echo "$hostname.$domain_name" | sudo tee -a /etc/hostname
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# Change the DNS server settings in /etc/resolv.conf
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echo "Changing DNS server to: $dns_server"
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echo "nameserver $dns_server" | sudo tee /etc/resolv.conf
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# Install the necessary packages
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echo "Installing required packages..."
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apt -y install realmd sssd sssd-tools libnss-sss libpam-sss adcli samba-common-bin oddjob oddjob-mkhomedir packagekit
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# Discover the domain
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echo "Discovering the domain..."
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realm discover $domain_name
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# Join the domain using the provided information
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echo "Joining the domain..."
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echo $admin_password | realm join -U $admin_user $domain_name
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# Modify the sssd.conf configuration
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echo "Modifying sssd.conf..."
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sed -i 's/use_fully_qualified_names = True/use_fully_qualified_names = False/g' /etc/sssd/sssd.conf
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# Restart the SSSD service
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echo "Restarting the SSSD service..."
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systemctl restart sssd
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# Add the user to the sudoers file
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echo "Adding the user to the sudoers file..."
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echo "$admin_user ALL=(ALL:ALL) ALL" | sudo tee -a /etc/sudoers
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# Verify successful domain join by looking up the user
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echo "Verifying domain join..."
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if id $admin_user; then
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echo "The server has been successfully joined to the Active Directory domain."
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else
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echo "Domain join failed. Please check the provided information."
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fi
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