Munki installer postinstall - checks against CSV

postinstall

#!/bin/bash

# This postinstall script runs all the scripts that the package placed into the target
# Library, and then deletes the folder that was previously created to remove the cruft

log() {
  echo "${@}" 2>&1 
  logger -t Munki installer "${@}"
}

# Don't let it run without a connection to the munki server. This allows us to check
# serial numbers against a csv, and ensures the client enrolls properly.

SERIALS_URL="http://your.webserver.com/cmdb/appleserials.csv"

CONNECTED=`curl --silent --head --location --output /dev/null --write-out '%{http_code}' $SERIALS_URL | grep '^2'`

if [ -n "$CONNECTED" ]; then 
	curl $SERIALS_URL -o /Library/Management/munki-with-config/install_scripts/appleserials.csv
else
	log "Can't connect to Munki server. Aborting."
	exit 1
fi

## First, check that this is a valid computer to install Munki on

VERIFIED_INSTALL_NAME=0

# Get computer's current name
LOCALHOSTNAME=$( scutil --get LocalHostName );

# Get computer's serial number
SERIAL=`/usr/sbin/system_profiler SPHardwareDataType | /usr/bin/awk '/Serial\ Number\ \(system\)/ {print $NF}'`

# work through file and see if serial number matches an entry
# The CSV has two columns: column 1 is the Computer Name, column 2 is the Serial number
while IFS="," read a1 a2
do
shopt -s nocasematch
	[[ $a2 =~ $SERIAL ]] && VERIFIED_INSTALL_NAME=$a1 
shopt -u nocasematch
done </Library/Management/munki-with-config/install_scripts/appleserials.csv

if [ "$VERIFIED_INSTALL_NAME" == "0" ]; then
	log "Not matched with CMDB. Cannot proceed"
	exit 1
else
	log "IT Services Tag found: $VERIFIED_INSTALL_NAME"
fi

# Still going? Let's get the computer name right
if echo "${LOCALHOSTNAME}" | grep -iEq $VERIFIED_INSTALL_NAME; then 
	log "${LOCALHOSTNAME} is a valid computer name, proceeding."
else
	log "${LOCALHOSTNAME} is not a valid computer name. Renaming to $VERIFIED_INSTALL_NAME."
	sudo scutil --set LocalHostName "$VERIFIED_INSTALL_NAME"
fi

# Now Let's install Munki!
sudo installer -pkg /Library/Management/munki-with-config/installers/* -target /

# Finally let's run the config script, and clear up after ourselves
bash /Library/Management/munki-with-config/install_scripts/ds_munki2_all_optional.sh

sudo rm -rf /Library/Management/munki-with-config
exit 0