Comrad/komrade/backend/the_telephone.py

# internal imports
import os,sys; sys.path.append(os.path.abspath(os.path.join(os.path.abspath(os.path.join(os.path.dirname(__file__),'..')),'..')))
from komrade import *
from komrade.backend import *

### ACTUAL PHONE CONNECTIONS
class TheTelephone(Operator):
    """
    API client class for Caller to interact with The Operator.
    """
    def __init__(self, caller=None):
        self.op = TheOperator()
        self.caller = None

        super().__init__(
            name=TELEPHONE_NAME,
            path_crypt_keys=PATH_CRYPT_CA_KEYS,
            path_crypt_data=PATH_CRYPT_CA_KEYS
        )

    async def dial_operator(self,msg):
        msg=msg.replace('/','_')
        URL = OPERATOR_API_URL + msg + '/'
        self.log("DIALING THE OPERATOR:",URL)
        try:
            r=await tor_request_async(URL)
        except TypeError:
            return r
        return r

    async def req(self,json_coming_from_phone={},json_coming_from_caller={},caller=None):
        if not caller: caller=self.caller
        # Two parts of every request:
        
        # 1) only overall encryption layer E2EE Telephone -> Operator:

        req_data = []        
        if json_coming_from_phone:
            json_coming_from_phone_s = json.dumps(json_coming_from_phone)
            json_coming_from_phone_b = json_coming_from_phone_s.encode()
            json_coming_from_phone_b_encr = SMessage(self.privkey_,self.op.pubkey_).wrap(json_coming_from_phone_b)
        else:
            json_coming_from_phone_b=b''

        # 2) (optional) extra E2EE encrypted layer Caller -> Operator
        if json_coming_from_caller and caller:
            json_coming_from_caller_s = json.dumps(json_coming_from_caller)
            json_coming_from_caller_b = json_coming_from_caller_s.encode()
            json_coming_from_caller_b_encr = SMessage(caller.privkey_,self.op.pubkey_).wrap(json_coming_from_caller_b)
        else:
            json_coming_from_caller_b_encr = b''

        # encrypt whole package E2EE, Telephone to Operator
        req_data_encr = json_coming_from_phone_b_encr + BSEP + json_coming_from_caller_b_encr
        # req_data_encr = SMessage(self.privkey_,self.op.pubkey_).wrap(req_data)
        req_data_encr_b64 = b64encode(req_data_encr)
        self.log('req_data_encr_b64 <--',req_data_encr_b64)

        # send!
        req_data_encr_b64_str = req_data_encr_b64.decode('utf-8')
        
        # escape slashes
        req_data_encr_b64_str_esc = req_data_encr_b64_str.replace('/','_')

        try:
            res = await self.dial_operator(req_data_encr_b64_str_esc)
        except TypeError:
            res = None
        self.log('result from operator?',res)
        return res





    
def test_call():
    caller = Operator('marx3') #Caller('marx')
    # caller.boot(create=True)
    # print(caller.keychain())
    phone = TheTelephone()
    # req_json = {'_route':'forge_new_keys','name':name, 'pubkey_is_public':pubkey_is_public}}
    # req_json_s = jsonify(req_json)
    # res = phone.req({'forge_new_keys':{'name':'marx', 'pubkey_is_public':True}})
    # print(res)
    asyncio.run(phone.forge_new_keys('marx4'))

    print('YEAH COOL')

## main
if __name__=='__main__': test_call()