❌

Let the good times roll

.gitignore

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+dist/
+temp/

README.md

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+# OSX-ISO
+Create a bootable ISO of OS X Yosemite or Mavericks, from the installation file.
+
+## Prerequisites
+The appropriate installation file must be located in `/Applications` 
+I.E.
+```
+/Applications/Install OS X Yosemite.app
+/Applications/Install OS X Mavericks.app
+```
+Mac users can download theses files from the App Store.
+
+## Install with [bpkg](https://github.com/bpkg/bpkg)
+```sh
+$ bpkg install busterc/osxiso
+```
+
+## Usage
+```sh
+$ osxiso <Yosemite|Mavericks>
+```
+
+## License
+
+ISC License (ISC)
+
+Copyright &copy; 2015, Buster Collings
+
+Permission to use, copy, modify, and/or distribute this software for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies.
+
+THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

osxiso

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+#!/bin/bash
+
+function osxiso() {
+
+  local app # path for "Install OS X <version>.app"
+
+  function usage() {
+    cat <<EOF
+
+Usage: ${0##*/} <Yosemite|Mavericks>
+
+  Description:
+    Create a bootable ISO of OS X, from the installation file.
+
+EOF
+    exit 1
+  }
+
+  function build() {
+    local temp="${0%/*}/temp"
+    local dist="${0%/*}/dist"
+    local iso="$dist/$1.iso"
+    local mpapp="/Volumes/install_app"
+    local mpbuild="/Volumes/install_build"
+
+    function detachmps() {
+      echo "Attempting to detach mountpoints"
+
+      # Unmount the installer image
+      [[ ! -d  "$mpapp" ]] || hdiutil detach "/Volumes/install_app"
+
+      # Unmount the sparse bundle
+      [[ ! -d  "$mpbuild" ]] || hdiutil detach "/Volumes/install_build"
+    }
+
+    function cleanup() {
+      # Unmount the installer image
+      [[ ! -d  "$mpapp" ]] || hdiutil detach "/Volumes/install_app"
+
+      # Unmount the sparse bundle
+      [[ ! -d  "$mpbuild" ]] || hdiutil detach "/Volumes/install_build"
+
+      # Remove temp directory
+      rm -rf "$temp"
+    }
+
+    function abort() {
+      printf "\nCommand returned with error, aborting ...\n\n"
+      exit 2
+    }
+
+    trap cleanup EXIT
+    trap abort ERR
+
+    # Attempt cleanup of any previous attempts
+    # detachmps
+    cleanup
+
+    # Prepare to do work
+    mkdir -p "$temp"
+    mkdir -p "$dist"
+
+    # Mount the installer image
+    hdiutil attach "$app/Contents/SharedSupport/InstallESD.dmg" -noverify -nobrowse -mountpoint "/Volumes/install_app"
+
+    # Convert the boot image to a sparse bundle
+    hdiutil convert "/Volumes/install_app/BaseSystem.dmg" -format UDSP -o "$temp/$1"
+
+    # Increase the sparse bundle capacity to accommodate the packages
+    hdiutil resize -size 8g "$temp/$1.sparseimage"
+
+    # Mount the sparse bundle for package addition
+    hdiutil attach "$temp/$1.sparseimage" -noverify -nobrowse -mountpoint "/Volumes/install_build"
+
+    # Remove Package link and replace with actual files
+    rm "/Volumes/install_build/System/Installation/Packages"
+    cp -rp "/Volumes/install_app/Packages" "/Volumes/install_build/System/Installation/"
+
+    # Copy "$1" installer dependencies
+    cp -rp "/Volumes/install_app/BaseSystem.chunklist" "/Volumes/install_build/BaseSystem.chunklist"
+    cp -rp "/Volumes/install_app/BaseSystem.dmg" "/Volumes/install_build/BaseSystem.dmg"
+
+    # Detach mounts
+    detachmps
+
+    # Resize the partition in the sparse bundle to remove any free space
+    hdiutil resize -size "$(hdiutil resize -limits $temp/$1.sparseimage | tail -n 1 | awk '{ print $1 }')b" "$temp/$1.sparseimage"
+
+    # Convert the sparse bundle to ISO/CD master
+    hdiutil convert "$temp/$1.sparseimage" -format UDTO -o "$temp/$1"
+
+    # Rename the ISO and move it to the distribution "dist" dir
+    mv "$temp/$1.cdr" "$iso"
+
+    cleanup
+
+    printf "\n========== FINISHED ==========\n\n"
+    printf "ISO is located at '%s'\n\n" "$iso"
+  }
+
+  # Verify OS X Version
+  [[ $# -ne 0 ]] || usage
+  local versions=(
+    Yosemite
+    Mavericks
+  )
+  for version in "${versions[@]}"; do
+    if [[ "$1" = "$version" ]]; then
+      app="/Applications/Install OS X $1.app"
+
+      if [[ ! -e "$app" ]]; then
+        cat <<EOF
+
+  Missing: $app
+
+  * You can install it with the App Store
+
+EOF
+        exit 1
+      fi
+
+      # Do Work
+      build "$1"
+      exit $?
+    fi
+  done
+
+  # Invalid version provided
+  usage
+}
+
+## Export or run
+if [[ ${BASH_SOURCE[0]} != $0 ]]; then
+  export -f osxiso
+else
+  osxiso "$@"
+fi

package.json

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+{
+  "name": "osxiso",
+  "version": "1.0.0",
+  "description": "Create a bootable ISO of OS X Yosemite or Mavericks, from the installation file.",
+  "global": "1",
+  "install": "install -c osxiso ${PREFIX:-/usr/local}/bin",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/busterc/osxiso"
+  },
+  "author": "Buster Collings",
+  "license": "ISC",
+  "bugs": {
+    "url": "https://github.com/busterc/osxiso/issues"
+  },
+  "homepage": "https://github.com/busterc/osxiso"
+}
+