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email: diagnostics: Fix sudo permission problem

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fliu 2021-07-08 07:54:28 +00:00 committed by Sunil Mohan Adapa
parent 0acbe5dd6b
commit 8c740e08da
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GPG Key ID: 43EA1CFF0AA7C5F2
1 changed files with 6 additions and 3 deletions
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9
plinth/modules/email_server/lock.py
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@ -60,7 +60,7 @@ class Mutex:
if og_euid == 0 and threading.active_count() > 1: if og_euid == 0 and threading.active_count() > 1:
raise RaceCondition('setuid in a multi-threaded process') raise RaceCondition('setuid in a multi-threaded process')
if not os.path.exists(self.lock_path): if not os.path.exists(self.lock_path):
self._create_lock_file_as_plinth() self._create_lock_file_as_plinth(og_euid)
fd = None fd = None
try: try:
@ -78,10 +78,13 @@ class Mutex:
return fd return fd
def _create_lock_file_as_plinth(self): def _create_lock_file_as_plinth(self, your_euid):
# Don't change the current processes umask # Don't change the current processes umask
# Do create a new process # Do create a new process
args = ['sudo', '-n', '-u', 'plinth', '/bin/sh', '-c'] args = []
if your_euid == 0:
args.extend(['sudo', '-n', '-u', 'plinth'])
args.extend(['/bin/sh', '-c'])
args.append('umask 177 && > ' + self.lock_path) args.append('umask 177 && > ' + self.lock_path)
completed = subprocess.run(args, capture_output=True) completed = subprocess.run(args, capture_output=True)