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#!/bin/bash
################################
# OS X Install ISO Creater #
# #
# Author: shela #
################################
#######################################
# Declarations
#######################################
shopt -s nocasematch
readonly TEMP_DIR=$(mktemp -d /tmp/osx-image.XXX)
readonly INPUT_MOUNT="${TEMP_DIR}/input_mount"
readonly OUTPUT_MOUNT="${TEMP_DIR}/output_mount"
readonly BUILD_MOUNT="${TEMP_DIR}/build_mount"
readonly SPARSE_IMAGE="${TEMP_DIR}/osx.sparseimage"
readonly DEFAULT_OUTPUT_DIR="${HOME}/Desktop"
trap cleanup EXIT
#######################################
# Display information message
#######################################
info() {
echo -e "\033[0;32m${1}\033[0m"
}
#######################################
# Display error message
#######################################
error() {
echo -e "\033[0;31m${1}\033[0;39m" >&2
}
#######################################
# Create install iso image
#######################################
create_image() {
local in=${1}
local out=${2%/}
# Create output directory
if [ ! -d "${out}" ]; then
info "Destination directory ${out} does not exists. Creating..."
mkdir -p "${out}"
if [[ $? -ne 0 ]]; then
error "Could not create output directory."
exit 1
fi
fi
# Mount the installer image
info "Attaching $(basename "${in}")..."
hdiutil attach "${in}" -noverify -nobrowse -mountpoint "${INPUT_MOUNT}"
if [[ $? -ne 0 ]]; then
error "Could not mount $(basename "${in}")."
exit 1
fi
# Create sparse image with a Single Partition UDIF
info "Creating sparse image..."
hdiutil create -o "${TEMP_DIR}/osx" -size 7316m -type SPARSE -layout SPUD -fs HFS+J
if [[ $? -ne 0 ]]; then
error "Could not create sparse image."
exit 1
fi
# Mount the sparse image
info "Mounting sparse image..."
hdiutil attach "${SPARSE_IMAGE}" -noverify -nobrowse -mountpoint "${BUILD_MOUNT}"
if [[ $? -ne 0 ]]; then
error "Could not attach sparse image."
exit 1
fi
# Restore the Base System into the sparse image
info "Restoring BaseSystem.dmg..."
asr restore -source "${INPUT_MOUNT}/BaseSystem.dmg" -target "${BUILD_MOUNT}" -noprompt -noverify -erase
if [[ $? -ne 0 ]]; then
error "Could not mount BaseSystem.dmg."
exit 1
fi
if [[ -d "/Volumes/OS X Base System" ]]; then
declare -r BASE_SYSTEM_PATH="/Volumes/OS X Base System"
else
# for Mac OS X Lion
declare -r BASE_SYSTEM_PATH="/Volumes/Mac OS X Base System"
fi
declare -r PLIST="${BASE_SYSTEM_PATH}/System/Library/CoreServices/SystemVersion.plist"
# Get installer OS product version
local os_version
os_version=$(/usr/libexec/PlistBuddy -c "Print :ProductVersion" "${PLIST}")
if [[ $? -ne 0 ]]; then
error "Could not get Product Version."
exit 1
fi
# Get installer OS product build version
local os_build
os_build=$(/usr/libexec/PlistBuddy -c "Print :ProductBuildVersion" "${PLIST}")
if [[ $? -ne 0 ]]; then
error "Could not get Product Build Version."
exit 1
fi
info "Detected OS X version: ${os_version}, build ${os_build}"
declare -r FILE_PATH="${out}/OS.X.${os_version}.${os_build}"
# Remove Packages link and replace with actual files
info "Replacing Packages link with actual files..."
rm "${BASE_SYSTEM_PATH}/System/Installation/Packages"
if [[ $? -ne 0 ]]; then
error "Could not remove Packages link."
exit 1
fi
cp -rp "${INPUT_MOUNT}/Packages" "${BASE_SYSTEM_PATH}/System/Installation/"
if [[ $? -ne 0 ]]; then
error "Could not replace Packages link with actual files."
exit 1
fi
# Copy installer dependencies
info "Copying dependency files..."
cp -rp "${INPUT_MOUNT}/BaseSystem.chunklist" "${BASE_SYSTEM_PATH}/BaseSystem.chunklist"
if [[ $? -ne 0 ]]; then
error "Could not copy dependency files."
exit 1
fi
cp -rp "${INPUT_MOUNT}/BaseSystem.dmg" "${BASE_SYSTEM_PATH}/BaseSystem.dmg"
if [[ $? -ne 0 ]]; then
error "Could not copy dependency files."
exit 1
fi
# Unmount the Base System image
hdiutil detach "${BASE_SYSTEM_PATH}"
# Unmount the installer image
hdiutil detach "${INPUT_MOUNT}"
# Resize sparse image
#info "Resizing sparse image..."
#local size
#size=$(hdiutil resize -limits "${SPARSE_IMAGE}" \
# | tail -n 1 \
# | awk '{ print $1 }')
#echo "Size= ${size}b"
#hdiutil resize -size "${size}b" "${SPARSE_IMAGE}"
#if [[ $? -ne 0 ]]; then
# error "Could not resize sparse iamge."
# exit 1
#fi
# Convert sparse image to iso
info "Creating iso image..."
hdiutil convert "${SPARSE_IMAGE}" -format UDTO -o "${FILE_PATH}"
if [[ $? -ne 0 ]]; then
error "Could not create iso image."
exit 1
fi
# Rename the sparse image
#info "Renaming sparse image..."
#mv "${SPARSE_IMAGE}" "${FILE_PATH}.dmg"
#if [[ $? -ne 0 ]]; then
# error "Could not rename sparse image."
# exit 1
#fi
# Rename the cdr image
info "Renaming cdr image..."
mv "${FILE_PATH}.cdr" "${FILE_PATH}.iso"
if [[ $? -ne 0 ]]; then
error "Could not rename cdr image."
exit 1
fi
# Show completion message
info "Complete!!!"
#info " Path of dmg image: ${FILE_PATH}.dmg"
info " Path of iso image: ${FILE_PATH}.iso"
}
#######################################
# Cleanup directories and files
#######################################
cleanup() {
if [[ -d "${BUILD_MOUNT}" ]]; then
hdiutil detach "${BUILD_MOUNT}"
fi
if [[ -d "${OUTPUT_MOUNT}" ]]; then
hdiutil detach "${OUTPUT_MOUNT}"
fi
if [[ -d "${INPUT_MOUNT}" ]]; then
hdiutil detach "${INPUT_MOUNT}"
fi
if [[ -f "${SPARSE_IMAGE}" ]]; then
rm "${SPARSE_IMAGE}"
fi
rmdir "${TEMP_DIR}"
shopt -u nocasematch
}
#######################################
# main
#######################################
main() {
echo -e "\033[1;4mOS X Install ISO Creater\033[0m"
cat << EOT
Support OS X Version: 10.6, 10.7, 10.8, 10.9, 10.10, 10.11, 10.12
You need to download (Mac) OS X Installer from the Mac App Store and save it to the Application folder - its default location.
Or, you can create iso from InstallESD.dmg you specified.
EOT
declare -a menu_items=("Mac OS X 10.7 (Lion)" \
"OS X 10.8 (Mountain Lion)" \
"OS X 10.9 (Mavericks)" \
"OS X 10.10 (Yosemite)" \
"OS X 10.11 (El Capitan)" \
"macOS 10.12 (Sierra)")
declare -a osx_names=("Mac OS X Lion" \
"OS X Mountain Lion" \
"OS X Mavericks" \
"OS X Yosemite" \
"OS X El Capitan" \
"macOS Sierra")
declare -r DMG_PATH_HEAD="/Applications/Install "
declare -r DMG_PATH_TAIL=".app/Contents/SharedSupport/InstallESD.dmg"
local -i i=0
local dmg_path
local output_dir
# Check if installer exists
for name in "${osx_names[@]}"; do
dmg_path="${DMG_PATH_HEAD}${name}${DMG_PATH_TAIL}"
if [[ ! -f "${dmg_path}" ]]; then
unset menu_items[${i}]
unset osx_names[${i}]
fi
let i++
done
# Remove non-existent versions from array
menu_items=("${menu_items[@]}")
osx_names=("${osx_names[@]}")
# Display menu items
i=0
if [[ ${#menu_items[@]} -eq 0 ]]; then
echo -e "No (Mac) OS X installer found."
echo -e "Please Select:"
else
echo "Following ${#menu_items[@]} OS X installer(s) found."
echo -e "Please Select:\n"
for name in "${menu_items[@]}"; do
echo "$((i + 1))) ${menu_items[${i}]}"
let i++
done
fi
echo -e "\n0) Specifiy InstallESD.dmg path"
echo -e "\nq) Quit\n"
# Read user selection
while : ; do
read -rp $'\e[1m'"Enter a number or 'q': "$'\e[0m' selection
if [ "${selection}" -eq 0 ] 2> /dev/null; then
read -ep $'\e[1m'"Enter the InstallESD.dmg path: "$'\e[0m' dmg_path
break
elif [ "${selection}" -gt 0 ] 2> /dev/null && [ "${selection}" -le ${i} ] 2> /dev/null; then
dmg_path="${DMG_PATH_HEAD}${osx_names[$((selection - 1))]}${DMG_PATH_TAIL}"
break
elif [ "${selection}" = "q" ]; then
exit
break
fi
done
# Read user output directory
read -ep $'\e[1m'"Enter the output directory (default: ${DEFAULT_OUTPUT_DIR}): "$'\e[0m' output_dir
if [[ -z "${output_dir}" ]]; then
output_dir="${DEFAULT_OUTPUT_DIR}"
fi
create_image "${dmg_path}" "${output_dir}"
}
main
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