#!/bin/sh
PATH=/bin:/usr/bin:/sbin:/usr/sbin export PATH

################################################################################
#Values:                                                                       #
#wireless: the SSID of the wireless network you want the machine to join   
#prefix: the junk that goes before the serial number in the computer name
#adadmin: AD credentials of user that can add objects to AD and whatnot        #
#adadminpw: AD password of that ad admin user you just specified               #
#addomain: the AD domain you're joining                                        #
#odip: IP of your OD master 
#odserverfqdn: the full qualified domain name of your OD server                                                   #
################################################################################
wireless=
prefix=
adadmin=
adadminpw=
addomain=
opip=
odserverfqdn=

##############################################
networksetup -setairportnetwork en1 $wireless

sleep 10

serial=` /usr/sbin/system_profiler SPHardwareDataType | grep "Serial Number (system): " | cut -c 31-41`

computerid=$prefix$serial

scutil --set ComputerName $computerid
scutil --set LocalHostName $computerid
scutil --set HostName $computerid

sleep 10


#--------------------------------------
#Bind to AD
dsconfigad -mobile disable -mobileconfirm disable -localhome disable -useuncpath enable -protocol afp
dsconfigad -f -domain $addomain -u $adadmin -p $adadminpw -status
defaults write /Library/Preferences/DirectoryService/DirectoryService "Active Directory" Active

dscl /Search -append / CSPSearchPath "/Active Directory/All Domains"
dscl /Search -create / SearchPolicy dsAttrTypeStandard:CSPSearchPath
dscl /Search/Contacts -append / CSPSearchPath "/Active Directory/All Domains"
dscl /Search/Contacts -create / SearchPolicy dsAttrTypeStandard:CSPSearchPath

killall DirectoryService

#--------------------------------------
# Get Domain via reverse lookup on server IP address
Domain=`host $odip | cut -d " " -f 5 | sed s/.$//`

#--------------------------------------
#Remove all previous LDAP Info
LDAP=`dscl localhost -list / | grep LDAP`
if ! [[ $LDAP = '' ]] ; then
DSServers=`dscl localhost -list /LDAPv3`
for server in $DSServers
do
dsconfigldap -r $server
done
fi

#--------------------------------------
#Remove Directory Service Settings and restart DS
if [ -e "/Library/Preferences/DirectoryService/*.*" ] ; then
rm /Library/Preferences/DirectoryService/*.*
fi
if [ -e "/Library/Preferences/edu.mit.kerberos" ] ; then
rm /Library/Preferences/edu.mit.kerberos
fi

#--------------------------------------
#Create LDAP entry for School OD Server
#Add LDAP Binding
dsconfigldap -a $odserverfdqn
#Create Search Paths for Authentication and Contacts
dscl /Search -create / SearchPolicy CSPSearchPath
dscl /Search/Contacts -create / SearchPolicy CSPSearchPath
#Append Open Dir config to the Search Path
dscl /Search -append / CSPSearchPath /LDAPv3/$odserverfdqn
dscl /Search/Contacts -append / CSPSearchPath /LDAPv3/$odserverfdqn

killall DirectoryService
killall WindowServer