sio-2425/delivery2/client/bin/rep_acl_doc

100 lines
3.1 KiB
Python
Executable File

#!/bin/python3
import os
import sys
import logging
import requests
import json
import argparse
from lib import digest
from lib.diffie_hellman import *
from subject import main
logging.basicConfig(format='%(levelname)s\t- %(message)s')
logger = logging.getLogger()
logger.setLevel(logging.INFO)
state = main(sys.argv)
BASE_DIR = os.path.join(os.path.expanduser('~'), '.sio/')
#session file - document name - +/- - role - permission
def aclDoc(args):
parser = argparse.ArgumentParser()
parser.add_argument("-k", '--key', nargs=1, help="Path to the key file")
parser.add_argument("-r", '--repo', nargs=1, help="Address:Port of the repository")
parser.add_argument("-v", '--verbose', help="Increase verbosity", action="store_true")
parser.add_argument('session', nargs='?', default=None)
parser.add_argument('name', nargs='?',default=None)
parser.add_argument('change', nargs='?',default=None)
parser.add_argument('role', nargs='?',default=None)
parser.add_argument('permission', nargs='?',default=None)
args = parser.parse_args()
#Check number of arguments
if not args.session or not args.role or not args.permission or not args.change or not args.name:
logger.error("Need session file, document name, +/- , role and permission.")
sys.exit(1)
# Check for session file
if (not os.path.isfile(BASE_DIR + args.session)):
logger.error("File '" + args.session + "' not found.")
sys.exit(1)
# Get session file content
with open(BASE_DIR + args.session, 'r') as f:
args.session = json.load(f)
# Check permission
if args.permission not in ['DOC_ACL', 'DOC_READ', 'DOC_DELETE']:
logger.error("Permission is not valid.")
sys.exit(1)
# Check change operation
if args.change == '+':
change = 'add'
elif args.change == '-':
change = 'remove'
else:
logger.error("Invalid change operation (+ or -).")
sys.exit(1)
document_handle = digest.get_hash(bytes(args.name, encoding='utf-8'))
derived_key = bytes.fromhex(args.session['derived_key'])
payload = json.dumps({'role' : args.role, 'perm' : args.permission, 'operation' : change})
try:
payload = encrypt(payload, derived_key).hex()
except Exception:
logger.error("Failed to encrypt the content")
sys.exit(-1)
headers = {
'Authorization': args.session['token'],
'Content-Type': 'application/octet-stream'
}
try:
req = requests.post(f'http://{state['REP_ADDRESS']}/file/acl/{document_handle}',
data=payload,
headers=headers)
req.raise_for_status()
except requests.exceptions.HTTPError:
logger.error("%d: %s", req.status_code, req.json()['error'])
sys.exit(-1)
except requests.exceptions.RequestException as errex:
logger.error("Failed to obtain response from server.")
sys.exit(-1)
# Operation success
if req.status_code == 200:
logger.info("ACL changed succesfully.")
sys.exit(0)
logger.error("Failed to change ACL")
sys.exit(-1)
if __name__ == '__main__':
aclDoc(sys.argv[1:])