This script sets up a centos7 server as a linux netboot server

gistfile1.sh

#!/bin/bash

# Set some variables
samba_user_name="smbuser"
samba_user_password="password"
# This will attempt to get the IP address for the server. YMMV with this, if in doubt, hardcode the IP address of your server here.
my_ip_address=`ip addr | grep "en" | awk '/inet/ {print $2}' | cut -d "/" -f1`

# Install some packages
echo "Installing Packages"
yum -y update
yum -y install docker nano samba samba-client

# Create nbi directory
echo "Creating /nbi directory"
mkdir /nbi

# Enable Docker Service
echo "Enabling Docker"
service docker start
chkconfig docker on

# Pull down the docker image
echo "Getting bsdpy docker image"
docker pull hunty1/bsdpydocker

# Add our samba_user
echo "*** Creating user account for samba share ***"
useradd $samba_user_name
echo -ne $samba_user_password$samba_user_password | smbpasswd -a -s $samba_user_name
echo "*** Setting owner of /nbi to samba user $samba_user_name ***"
chown -R $samba_user_name /nbi

# Setup samba conf
echo "*** Setting up smb.conf file ***"
mv /etc/samba/smb.conf /etc/samba/smb.conf.backup
echo "## Minimal SMB Conf file for CentOS 7

[global]
workgroup = MYGROUP
server string = Samba Server Version %v
log file = /var/log/samba/log.%m
max log size = 50
security = user
passdb backend = tdbsam
local master = no
create mask = 0744
force create mode = 0744
directory mask = 0755
force directory mode = 0755
inherit permissions = yes

load printers = no
printing = bsd
printcap name = /dev/null

#============================ Share Definitions ==============================

[nbi]
path = /nbi
available = yes
read only = no
browseable = yes
public = no
writable = yes" >> /etc/samba/smb.conf

# Enable samba
echo "*** Enabling Samba service ***"
systemctl start smb
systemctl start nmb
systemctl enable smb
systemctl enable nmb

# Start docker container
echo "Starting Docker container: netboot_server"
docker run --restart=always -d -v /nbi:/nbi -p 69:69/udp -p 67:67/udp -p 80:80 -e "TZ=Australia/Sydney" -e BSDPY_IP=$my_ip_address --name netboot_server hunty1/bsdpydocker

# Completes
echo "Setup Complete!"
echo "Upload your Netboot image via the samba share smb://${my_ip_address} then reboot this server when done, or restart the netboot docker container"