| #!/bin/bash␊ |
| ␊ |
| echo "==============================================="␊ |
| echo "Check Proceed: Can the script continue?"␊ |
| echo "***************************************"␊ |
| echo "Check Proceed: Can the installation continue?"␊ |
| echo "***********************************************"␊ |
| ␊ |
| # Checks the selected volume is present and the disk is partitioned.␊ |
| # Checks the selected volume is present and the disk is partitioned␊ |
| # Now also check for another existing Chameleon installation on the same disk.␊ |
| ␊ |
| # Receives targetDisk: for example, /dev/disk3.␊ |
| # Receives targetDeviceRaw: for example, /dev/rdisk3s1.␊ |
| # Receives targetVolume: Volume to install to (will be '/Volumes/EFI' if EFI install)␊ |
| # Receives targetDevice: Stores device number, for example /dev/disk2s1.␊ |
| # Receives installerVolume: Volume to write the installer log to.␊ |
| # Receives scriptDir: The location of the main script dir.␊ |
| ␊ |
| if [ "$#" -eq 4 ]; then␊ |
| ␉targetVolume="$1"␊ |
| ␉targetDevice="$2"␊ |
| ␉installerVolume="$3"␊ |
| ␉scriptDir="$4"␊ |
| if [ "$#" -eq 6 ]; then␊ |
| ␉targetDisk="$1"␊ |
| ␉targetDeviceRaw="$2"␊ |
| ␉targetVolume="$3"␊ |
| ␉targetDevice="$4"␊ |
| ␉installerVolume="$5"␊ |
| ␉scriptDir="$6"␊ |
| ␉echo "DEBUG: passed argument for targetDisk = $targetDisk"␊ |
| ␉echo "DEBUG: passed argument for targetDeviceRaw = $targetDeviceRaw"␊ |
| ␉echo "DEBUG: passed argument for targetVolume = $targetVolume"␊ |
| ␉echo "DEBUG: passed argument for targetDevice = $targetDevice"␊ |
| ␉echo "DEBUG: passed argument for installerVolume = $installerVolume"␊ |
|
| ␉exit 9␊ |
| fi␊ |
| ␊ |
| ␊ |
| # Does target volume exist?␊ |
| if [ -z "$targetVolume" ]; then␊ |
| ␉echo "*** Cannot find the volume. Exiting."␊ |
| ␉"$scriptDir"InstallLog.sh "${installerVolume}" "FAIL: Cannot file the volume: $targetVolume."␊ |
|
| ␉echo "Confirming target volume exists"␊ |
| fi␊ |
| ␊ |
| ␊ |
| # Does target volume use slices?␊ |
| if [ "$targetDevice" = "$targetDevice#*disk*s" ]; then␊ |
| ␉echo "*** ERROR Volume does not use slices. Exiting."␊ |
| ␉"$scriptDir"InstallLog.sh "${installerVolume}" "FAIL: $targetVolume doesn't use slices."␊ |
|
| ␉echo "Confirming target device uses slices"␊ |
| fi␊ |
| ␊ |
| ␊ |
| # Add check for installing to a 'small' HFS device like a␊ |
| # 1GB USB flash drive which won't have an EFI System Partition.␊ |
| ␊ |
| if [ "$targetVolume" = "/Volumes/EFI" ]; then␊ |
| ␉# Take target device and check slice 1 matches partition named "EFI"␊ |
| ␉stripped=$( echo ${targetDevice#/dev/} )␊ |
|
| ␉fi␊ |
| fi␊ |
| ␊ |
| ␊ |
| # Check for existing Chameleon installations on a different␊ |
| # partition of the same target disk.␊ |
| echo "Checking for existing Chameleon installations on ${targetDisk#/dev/}..."␊ |
| ␊ |
| sliceNumber=$( echo ${targetDeviceRaw#*disk*s} )␊ |
| # strip slice from end␊ |
| targetDiskRawNoSlice=$( echo ${targetDeviceRaw%$sliceNumber} )␊ |
| ␊ |
| # Are there any other partitions on the disk?␊ |
| # How many actual partitions are there?␊ |
| numSlices=$(( $( diskutil list | grep $( echo ${targetDisk#/dev/} ) | sed -n '$=' ) -2 ))␊ |
| ␊ |
| # Only check the disk for Chameleon installations if there is more than one partition.␊ |
| if [ $numSlices -gt 1 ]; then ␊ |
| ␉␉␊ |
| ␉#Scan all partitions for Chameleon code␊ |
| ␉for (( i=1; i <= $numSlices; i++ ));␊ |
| ␉do␊ |
| ␉␉stageExistence=0␊ |
| ␉␉targetDiskRaw=$targetDiskRawNoSlice$i␊ |
| ␊ |
| ␉␉# Check for existing stage 0 boot file from CheckDiskMicrocode.sh script␊ |
| ␉␉stage0type=$( dd 2>/dev/null if="$targetDisk" count=3 bs=1 skip=105 | xxd | awk '{print $2$3}' )␊ |
| ␉␉if [ "${stage0type}" == "0b807c" ] || [ "${stage0type}" == "0a803c" ] || [ "${stage0type}" == "ee7505" ]; then␊ |
| ␉␉␉echo "boot0 found on $targetDisk"␊ |
| ␉␉␉(( stageExistence++ ))␊ |
| ␉␉fi␊ |
| ␉␉␉␊ |
| ␉␉# Check for boot1h and boot1f32␊ |
| ␉␉boot1hSearch=$( dd 2>/dev/null if="$targetDiskRaw" count=1 | perl -ne '@a=split"";for(@a){printf"%02x",ord}' )␊ |
| ␉␉if [ "${boot1hSearch:0:16}" == "fa31c08ed0bcf0ff" ]; then␊ |
| ␉␉␉echo "boot1h found on "$targetDiskRaw␊ |
| ␉␉␉(( stageExistence++ ))␊ |
| ␉␉elif [ "${boot1hSearch:0:4}" == "e962" ] && [ "${boot1hSearch:180:12}" == "424f4f542020" ]; then␊ |
| ␉␉␉echo "boot1f32 found on "$targetDiskRaw␊ |
| ␉␉␉(( stageExistence++ ))␊ |
| ␉␉fi␊ |
| ␉␉␊ |
| ␉␉# Check for existing stage 2 boot file also␊ |
| ␉␉if [ -e "$( df | grep $targetDisk"s"$i | awk '{ print $6 }' )"/boot ]; then␊ |
| ␉␉␉echo "boot found on $targetDiskRaw"␊ |
| ␉␉␉(( stageExistence++ ))␊ |
| ␉␉fi␊ |
| ␉␉␊ |
| ␉␉if [ $stageExistence == 3 ] && [ $i -ne $sliceNumber ]; then␊ |
| ␉␉␉echo "STOP: Not recommended you install to $targetDeviceRaw as there is already an existing Chameleon installation on $targetDiskRaw"␊ |
| ␉␉␉"$scriptDir"InstallLog.sh "${installerVolume}" "STOP: Not recommended you install to $targetDeviceRaw as there is already an existing Chameleon installation on $targetDiskRaw."␊ |
| ␉␉␉echo "================================"␊ |
| ␉␉␉echo "End"␊ |
| ␉␉␉echo "--------------------------------"␊ |
| ␉␉␉exit 1␊ |
| ␉␉fi␊ |
| ␉done␊ |
| ␊ |
| else␊ |
| ␉echo "Just one slice"␊ |
| fi␊ |
| ␊ |
| ␊ |
| echo "-----------------------------------------------"␊ |
| echo ""␊ |
| ␊ |
