BigFix auto installer for GNU/Linux (Ubuntu OS), written in Bash.

mixer.sh

#!/usr/bin/env bash
#
# mixer
#
# Download, unzip, and install BigFix in GNU/Linux.
# 'Computer Name' is set to serial number in this script.
#
# Author: M. Krinitz <mjk235 [at] nyu [dot] edu>
# Date: 2024-10-28
# License: MIT

#########
# Globals
#########

# URL of server hosting installer.
URL=""

# Zip file.
FILE="mixer.zip"

# Name of currently logged in user.
USER=$(logname)

# Components of .zip package.
BIGFIX_COMPONENT=(
actionsite.afxm
BESAgent-11.0.3.82-ubuntu18.amd64.deb
)

########
# Mixer.
########

# Is current UID 0? If not, exit.
root_check() {
  if [ "$EUID" -ne "0" ] ; then
    printf "%s\n" "Error: root privileges are required to continue."\
      "Try: sudo bash mixer.sh" >&2
    exit 1
fi
}

# Get serial number.
get_serial_number() {
  serialnum=$(dmidecode -s system-serial-number)
}

# Get computer name.
get_computer_name() {
  computername=$(hostname)
}

# Set computer name to serial number.
set_computer_name() {
  if [ "$serialnum" != "$computername" ]; then
    printf "%s\n" "Setting 'Computer Name'..."
    hostnamectl set-hostname "$serialnum"
    hostnamectl set-hostname "$serialnum" --pretty
  fi
}

# Create directory: BESClient.
make_directory() {
  printf "%s\n" "Creating BESClient directory..."
  mkdir -pv /etc/opt/BESClient
}

# Download BigFix client .zip to the client.
retrieve_zip() {
  printf "%s\n" "Retrieving .zip file..."
  wget --progress=bar --tries=3 --wait=5 --continue "$URL/$FILE"\
    --output-document=/home/"$USER/$FILE"
}

# Unzip BigFix client .zip file..."
unzip_zip() {
  printf "%s\n" "Unpacking .zip file..."
  unzip /home/"$USER/$FILE" -d /home/"$USER"
}

# Install the .deb package.
install_deb() {
  printf "%s\n" "Installing BigFix .deb..."
  dpkg --install /home/"$USER"/"${BIGFIX_COMPONENT[1]}"
}

# Copy actionsite masthead to: /etc/opt/BESClient.
copy_masthead() {
  printf "%s\n" "Copying masthead to: /etc/opt/BESClient..."
  cp -rv /home/"$USER"/"${BIGFIX_COMPONENT[0]}" /etc/opt/BESClient
}

# Create besclient.config file and insert 'Federated Tags' in to the same.
insert_tags() {
  printf "%s\n" "Inserting federated tags..."
  cat > /var/opt/BESClient/besclient.config << EOF
[Software\BigFix\EnterpriseClient]
EnterpriseClientFolder = /opt/BESClient

[Software\BigFix\EnterpriseClient\GlobalOptions]
StoragePath = /var/opt/BESClient
LibPath = /opt/BESClient/BESLib

[Software\BigFix\EnterpriseClient\Settings\Client\FederatedTag]
value                          = PsychCNS

[Software\BigFix\EnterpriseClient\Settings\Client\_BESClient_Download_NormalStageDiskLimitMB]
value                          = 10240

EOF
}

# Start the BigFix client.
start_bigfix() { 
 printf "%s\n" "Starting BigFix..."
 /etc/init.d/besclient start
}

# Main.
main() {
  root_check
  get_serial_number
  get_computer_name
  set_computer_name
  make_directory
  retrieve_zip
  unzip_zip
  install_deb
  copy_masthead
  insert_tags
  start_bigfix
}

main "$@"