gibMacOS/BuildmacOSInstallApp.command
2019-10-07 15:29:01 -05:00

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Executable File

#!/usr/bin/env python
from Scripts import *
import os, datetime, shutil, time, sys, argparse
# Using the techniques outlined by wolfmannight here: https://www.insanelymac.com/forum/topic/338810-create-legit-copy-of-macos-from-apple-catalog/
class buildMacOSInstallApp:
def __init__(self):
self.r = run.Run()
self.u = utils.Utils("Build macOS Install App")
self.target_files = [
"BaseSystem.dmg",
"BaseSystem.chunklist",
"InstallESDDmg.pkg",
"InstallInfo.plist",
"AppleDiagnostics.dmg",
"AppleDiagnostics.chunklist"
]
# Verify we're on macOS - this doesn't work anywhere else
if not sys.platform == "darwin":
self.u.head("WARNING")
print("")
print("This script only runs on macOS!")
print("")
exit(1)
def mount_dmg(self, dmg, no_browse = False):
# Mounts the passed dmg and returns the mount point(s)
args = ["/usr/bin/hdiutil", "attach", dmg, "-plist", "-noverify"]
if no_browse:
args.append("-nobrowse")
out = self.r.run({"args":args})
if out[2] != 0:
# Failed!
raise Exception("Mount Failed!", "{} failed to mount:\n\n{}".format(os.path.basename(dmg), out[1]))
# Get the plist data returned, and locate the mount points
try:
plist_data = plist.loads(out[0])
mounts = [x["mount-point"] for x in plist_data.get("system-entities", []) if "mount-point" in x]
return mounts
except:
raise Exception("Mount Failed!", "No mount points returned from {}".format(os.path.basename(dmg)))
def unmount_dmg(self, mount_point):
# Unmounts the passed dmg or mount point - retries with force if failed
# Can take either a single point or a list
if not type(mount_point) is list:
mount_point = [mount_point]
unmounted = []
for m in mount_point:
args = ["/usr/bin/hdiutil", "detach", m]
out = self.r.run({"args":args})
if out[2] != 0:
# Polite failed, let's crush this b!
args.append("-force")
out = self.r.run({"args":args})
if out[2] != 0:
# Oh... failed again... onto the next...
print(out[1])
continue
unmounted.append(m)
return unmounted
def main(self):
while True:
self.u.head()
print("")
print("Q. Quit")
print("")
fold = self.u.grab("Please drag and drop the output folder from gibMacOS here: ")
print("")
if fold.lower() == "q":
self.u.custom_quit()
f_path = self.u.check_path(fold)
if not f_path:
print("That path does not exist!\n")
self.u.grab("Press [enter] to return...")
continue
# Let's check if it's a folder. If not, make the next directory up the target
if not os.path.isdir(f_path):
f_path = os.path.dirname(os.path.realpath(f_path))
# Walk the contents of f_path and ensure we have all the needed files
lower_contents = [y.lower() for y in os.listdir(f_path)]
missing_list = [x for x in self.target_files if not x.lower() in lower_contents]
if len(missing_list):
self.u.head("Missing Required Files")
print("")
print("That folder is missing the following required files:")
print(", ".join(missing_list))
print("")
self.u.grab("Press [enter] to return...")
# Time to build the installer!
cwd = os.getcwd()
os.chdir(f_path)
base_mounts = []
try:
self.u.head("Building Installer")
print("")
print("Taking ownership of downloaded files...")
for x in self.target_files:
print(" - {}...".format(x))
self.r.run({"args":["chmod","a+x",x]})
print("Mounting BaseSystem.dmg...")
base_mounts = self.mount_dmg("BaseSystem.dmg")
if not len(base_mounts):
raise Exception("Mount Failed!", "No mount points were returned from BaseSystem.dmg")
base_mount = base_mounts[0] # Let's assume the first
print("Locating Installer app...")
install_app = next((x for x in os.listdir(base_mount) if os.path.isdir(os.path.join(base_mount,x)) and x.lower().endswith(".app") and not x.startswith(".")),None)
if not install_app:
raise Exception("Installer app not located in {}".format(base_mount))
print(" - Found {}".format(install_app))
# Copy the .app over
out = self.r.run({"args":["cp","-R",os.path.join(base_mount,install_app),os.path.join(f_path,install_app)]})
if out[2] != 0:
raise Exception("Copy Failed!", out[1])
print("Unmounting BaseSystem.dmg...")
for x in base_mounts:
self.unmount_dmg(x)
base_mounts = []
shared_support = os.path.join(f_path,install_app,"Contents","SharedSupport")
if not os.path.exists(shared_support):
print("Creating SharedSupport directory...")
os.makedirs(shared_support)
print("Copying files to SharedSupport...")
for x in self.target_files:
y = "InstallESD.dmg" if x.lower() == "installesddmg.pkg" else x # InstallESDDmg.pkg gets renamed to InstallESD.dmg - all others stay the same
print(" - {}{}".format(x, " --> {}".format(y) if y != x else ""))
out = self.r.run({"args":["cp","-R",os.path.join(f_path,x),os.path.join(shared_support,y)]})
if out[2] != 0:
raise Exception("Copy Failed!", out[1])
print("Patching InstallInfo.plist...")
with open(os.path.join(shared_support,"InstallInfo.plist"),"rb") as f:
p = plist.load(f)
if "Payload Image Info" in p:
pii = p["Payload Image Info"]
if "URL" in pii: pii["URL"] = pii["URL"].replace("InstallESDDmg.pkg","InstallESD.dmg")
if "id" in pii: pii["id"] = pii["id"].replace("com.apple.pkg.InstallESDDmg","com.apple.dmg.InstallESD")
pii.pop("chunklistURL",None)
pii.pop("chunklistid",None)
with open(os.path.join(shared_support,"InstallInfo.plist"),"wb") as f:
plist.dump(p,f)
print("")
print("Created: {}".format(install_app))
print("Saved to: {}".format(os.path.join(f_path,install_app)))
print("")
self.u.grab("Press [enter] to return...")
except Exception as e:
print("An error occurred:")
print(" - {}".format(e))
print("")
if len(base_mounts):
for x in base_mounts:
print(" - Unmounting {}...".format(x))
self.unmount_dmg(x)
print("")
self.u.grab("Press [enter] to return...")
if __name__ == '__main__':
b = buildMacOSInstallApp()
b.main()