softwareupdate

#!/bin/bash
#--------------------------------------------------------------------------------------------------
#-- SoftwareUpdate.sh
#--------------------------------------------------------------------------------------------------
# Program    : SoftwareUpdate.sh
# To Complie : n/a
#
# Purpose    : 
#
# Called By  :
# Calls      :
#
# Author     : 
# Based Upon :
#
# Note       : 
#
# Revisions  : 
#           2016-09-28 <>   Initial Version
#
# Version    : 1.0
#--------------------------------------------------------------------------------------------------

#--------------------------------------------------------------------------------------------------
#-- Log - Echo messages with date and timestamp
#--------------------------------------------------------------------------------------------------
Log ()
{
	logText=$1
	# indent lines except for program entry and exit
	if [[ "${logText}" == "-->"* ]];then
		logText="${logText}`basename $0`: launched..."
	else
		if [[ "${logText}" == "<--"* ]];then
			logText="${logText}`basename $0`: ...terminated" 
		else
		logText="   ${logText}"
		fi
	fi
	date=$(/bin/date)
	echo "${date/E[DS]T /} ${logText}"
}

Log "-->"

Log "Sleeping for 30 Seconds"
sleep 30

forceMainFile="/Library/TEMP/force.run.maint"

# Get SUStatus
SUStatus=$(softwareupdate -l)

Log "Running updates"
Log "### Checking For Updates ###"
echo "$SUStatus"
Log "############################"

# If any updates require restart, touch force file
if [[ "$SUStatus" =~ "restart" ]]; then 
	Log "Touching force maintenance file to run SoftwareUpdate after reboot"
	touch "$forceMainFile"
else
	Log "No Updates or Updates do not require reboot"
	if [[ -e "$forceMainFile" ]]; then
		Log "Found force maint file, deleteing"
		rm "$forceMainFile"
	fi
fi

# we should run all software updates
softwareupdate --install --all


Log "<--"

exit 0


# $ softwareupdate -l
# Software Update Tool
# Copyright 2002-2015 Apple Inc.
# 
# Finding available software
# No new software available.



# Software Update Tool
# Copyright 2002-2015 Apple Inc.
# 
# Finding available software
# Software Update found the following new or updated software:
#    * Security Update 2016-001-10.11.6
# 	Security Update 2016-001 (10.11.6), 404374K [recommended] [restart]