StreamController/permissons.py at dev · StreamController/StreamController · GitHub

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import subprocess

import shlex

def parse_flatpak_permissions(app_id):

# Define the flatpak command with the --show-permissions flag for the app_id

command = f"flatpak info --show-permissions {app_id}"

# Execute the command, capturing stdout and stderr

process = subprocess.Popen(shlex.split(command), stdout=subprocess.PIPE, stderr=subprocess.PIPE)

stdout, stderr = process.communicate()

# If there is an error (captured in stderr), raise an exception

if stderr:

raise Exception(f"Error running flatpak info command: {stderr.decode()}")

# Decode the stdout to get the permissions output as a string

permissions_output = stdout.decode()

# Initialize an empty dictionary to hold the parsed permissions

permissions_dict = {}

# Split the output into sections based on double newline characters

sections = permissions_output.split('\n\n')

for section in sections:

# Split the section into lines and extract the header

lines = section.strip().split('\n')

header = lines.pop(0).strip('[]').lower().replace(' ', '-')

# Parse the 'Context' section differently from the policy sections

if header == 'context':

context_dict = {}

for line in lines:

# Split each line on '=' and construct a list of values, ignoring the last empty string

if '=' in line:

key, value = line.split('=')

context_dict[key] = value.split(';')[:-1]

# Add the context dictionary to the permissions dictionary

permissions_dict[header] = context_dict

else: # For 'Session Bus Policy' and 'System Bus Policy' sections

policy_list = []

for line in lines:

# For each policy, remove the '=talk' part and add the policy to the list

if '=' in line:

policy = line.split('=')[0]

policy_list.append(policy)

# Add the policy list to the permissions dictionary

permissions_dict[header] = policy_list

# Return the complete permissions dictionary

return permissions_dict

# Example usage

app_id = "com.core447.StreamController"

permissions = parse_flatpak_permissions(app_id)

print(permissions)

StreamController/permissons.py at dev · StreamController/StreamController · GitHub

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