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reroute_payloads.py: Only unmount our DMG on exit

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Mykola Grymalyuk
2022-05-19 15:29:21 -06:00
parent 526dbb5d8a
commit f437b9d921
1 changed files with 17 additions and 7 deletions
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24
resources/reroute_payloads.py
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@@ -37,13 +37,13 @@ class reroute_payloads:
print("- Mounted payloads.dmg")
self.constants.current_path = Path(self.temp_dir.name)
self.constants.payload_path = Path(self.temp_dir.name) / Path("payloads")
atexit.register(self.unmount_active_dmgs)
atexit.register(self.unmount_active_dmgs, unmount_all_active=False)
else:
print("- Failed to mount payloads.dmg")
print(f"Output: {output.stdout.decode()}")
print(f"Return Code: {output.returncode}")
def unmount_active_dmgs(self):
def unmount_active_dmgs(self, unmount_all_active=True):
# Find all DMGs that are mounted, and forcefully unmount them
# If our disk image was previously mounted, we need to unmount it to use again
# This can happen if we crash during a previous scession, however 'atexit' class should hopefully avoid this
@@ -52,8 +52,18 @@ class reroute_payloads:
for image in dmg_info["images"]:
if image["image-path"].endswith("payloads.dmg"):
print(f"- Unmounting payloads.dmg")
subprocess.run(
["hdiutil", "detach", image["system-entities"][0]["dev-entry"], "-force"],
stdout=subprocess.PIPE, stderr=subprocess.STDOUT
)
if unmount_all_active is False:
# Check that only our personal payloads.dmg is unmounted
if "shadow-path" in image:
if self.temp_dir.name in image["shadow-path"]:
print("- Unmounting personal payloads.dmg")
subprocess.run(
["hdiutil", "detach", image["system-entities"][0]["dev-entry"], "-force"],
stdout=subprocess.PIPE, stderr=subprocess.STDOUT
)
else:
print(f"- Unmounting payloads.dmg at: {image['system-entities'][0]['dev-entry']}")
subprocess.run(
["hdiutil", "detach", image["system-entities"][0]["dev-entry"], "-force"],
stdout=subprocess.PIPE, stderr=subprocess.STDOUT
)