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 * from komrade.backend.keymaker import * from komrade.backend.messages import Message class KomradeX(Caller): def __init__(self, name=None, pubkey=None): super().__init__(name=name) # self.log(f'booted komrade with {name} and {passphrase} and\n\n{dict_format(self.keychain())}') # if SHOW_STATUS: # from komrade.cli import CLI # self.cli = CLI(name=name, komrade=self) self.boot(create=False) # self.name=name # pass def boot(self,create=False,ping=False): # Do I already have my keys? # yes? -- login keys = self.keychain() # self.log(f'booting {self}!',dict_format(keys)) if keys.get('pubkey') and keys.get('privkey'): # self.log('already booted! @'+self.name) return True if self.exists_locally_as_account(): self.log(f'this account (@{self.name}) can be logged into') return self.login() elif self.exists_locally_as_contact(): self.log(f'this account (@{self.name}) is a contact') return #pass #??? elif ping and self.exists_on_server(): self.log(f'this account exists on server. introduce?') return elif create: self.log('account is free: register?') return self.register() def exists_locally(self): return bool(self.pubkey) def exists_locally_as_contact(self): return bool(self.pubkey) and not bool(self.privkey) def exists_locally_as_account(self): return bool(self.pubkey) and bool(self.privkey_encr) def exists_on_server(self): answer = self.phone.ring_ring({ '_route':'does_username_exist', 'name':self.name }) self.log('answer??',answer) return answer ## Talking with Operator def ring_ring(self,msg,route=None,**y): if type(msg)==dict and not ROUTE_KEYNAME in msg: msg[ROUTE_KEYNAME]=route return super().ring_ring(msg,caller=self,**y) #################################### ## (1) Logging in and registering ## #################################### def register(self, name = None, passphrase = None, is_group=None, show_intro=0,show_body=True,logfunc=None): # global PHONEBOOK # print('got name:',name) ## Defaults if name and not self.name: self.name=name if not name and self.name: name=self.name # if not name and not self.name: name='' # print('got name',name) if not logfunc: logfunc=self.log # already have it? if self.exists_locally_as_account(): return {'success':False, 'status':'You have already created this account.'} if self.exists_locally_as_contact(): return {'success':False, 'status':'This is already a contact of yours'} ## 1) Have name? clear_screen() tolog='' if SHOW_STATUS and show_intro: self.name = name = self.cli.status_keymaker_part1(name) elif not name: self.name = name = input('\nHello, this is Komrade @') logfunc('I would like to sign up for the socialist network revolution.',flush=True,komrade_name=name,pause=True) # do_pause() else: logfunc(f'Hello, this is Komrade @{name}.\n\nI would like to sign up for the socialist network revolution.',pause=True,komrade_name=name) # do_pause() # clear_screen() logfunc(f'Excellent. But to communicate with komrades securely, you must first cut your public & private encryption keys.',pause=True,clear=True) # do_pause() ## 2) Make pub public/private keys keypair = KomradeAsymmetricKey() pubkey,privkey = keypair.pubkey_obj,keypair.privkey_obj logfunc(f'I have cut for you a private and public asymmetric key pair, using the iron-clad Elliptic curve algorithm:\n\n(1) {pubkey}\n\n(2) {privkey}{ART_KEY_PAIR}',clear=True,pause=True) self._keychain['pubkey']=pubkey self._keychain['privkey']=privkey self.log('My keychain now looks like:',dict_format(self.keychain())) ### PUBLIC KEY qr_str=self.qr_str(pubkey.data_b64) logfunc(f'(1) You may store your public key both on your device hardware, as well as share it with anyone you wish:\n\n{pubkey.data_b64_s}\n\nIt will also be stored as a QR code on your device:\n{qr_str}',pause=True,clear=True) logfunc('You must also register your username and public key with Komrade @Operator on the remote server.\n\nShall Komrade @Telephone send them over?',pause=False,clear=False)#),dict_format(data,tab=2),pause=True) ok_to_send = input(f'\n@{name}: [Y/n] ') if ok_to_send.strip().lower()=='n': logfunc('Cancelling registration.') return else: print() logfunc('Connecting you to the @Operator...',komrade_name='Telephone') # print() # time.sleep(1) ## CALL OP WITH PUBKEY resp_msg_d = self.ring_ring( { 'name':name, 'pubkey': pubkey.data, }, route='register_new_user' ) # print() clear_screen() logfunc(resp_msg_d.get('status')+ART_OLDPHONE4,komrade_name='Operator',pause=True) print() if not resp_msg_d.get('success'): logfunc('''That's too bad. Cancelling registration for now.''',pause=True,clear=True) return # clear_screen() logfunc('Great. Komrade @Operator now has your name and public key on file (and nothing else!).',pause=True,clear=True) logfunc(f"(2) Your PRIVATE key, on the other hand, must be stored only on your device hardware.",pause=True) logfunc('''Your private key is so sensitive we'll even encrypt it before storing it.''',pause=True,use_prefix=False) ## 3) Have passphrase? if SHOW_STATUS and not passphrase: passphrase = self.cli.status_keymaker_part2(name,passphrase,pubkey,privkey,hasher,self) else: if not passphrase: passphrase = DEBUG_DEFAULT_PASSPHRASE while not passphrase: # logfunc('Please type a password:',use_prefix=False) logfunc('''Please enter a memorable password to generate a (symmetric AES) encryption key with:''',use_prefix=True) passphrase=getpass(f'\n@{self.name}: ') # clear_screen() ## 4) Get hashed password passhash = hasher(passphrase) privkey_decr = KomradeSymmetricKeyWithPassphrase(passhash=passhash) print() logfunc(f'''Let's immediately run whatever you typed through a 1-way hashing algorithm (SHA-256), inflating it to (redacted):\n\n{make_key_discreet_str(passhash)}''',pause=True,clear=False) privkey_encr = privkey_decr.encrypt(privkey.data) privkey_encr_obj = KomradeEncryptedAsymmetricPrivateKey(privkey_encr) self._keychain['privkey_encr']=privkey_encr_obj self.log('My keychain now looks like v2:',dict_format(self.keychain())) logfunc('With this inflated password we can encrypt your super-sensitive private key.',pause=True,clear=True) logfunc(f"Your original private key looks like this (redacted):\n\n{privkey}",pause=True,clear=False) logfunc(f"After we encrypt it with your passworded key, it looks like this (redacted):\n\n{privkey_encr_obj}",pause=True,clear=False) logfunc('Only this encrypted version is stored.',pause=True,clear=True) # More narration? if SHOW_STATUS: self.cli.status_keymaker_part3(privkey,privkey_decr,privkey_encr,passphrase) self.name=resp_msg_d.get('name') pubkey_b = resp_msg_d.get('pubkey') assert pubkey_b == pubkey.data uri_id = pubkey.data_b64 sec_login = resp_msg_d.get('secret_login') # stop logfunc(f'''Saving keys to device:''',pause=True) logfunc(f'''(1) {pubkey}''',pause=True,use_prefix=False) logfunc(f'''(2) {privkey_encr_obj}''',pause=True,use_prefix=False) logfunc(f'''(3) [Shared Login Secret with @Operator]\n({make_key_discreet(sec_login)})''',pause=True,use_prefix=False) # print() self.crypt_keys.set(name, pubkey_b, prefix='/pubkey/') self.crypt_keys.set(uri_id, name, prefix='/name/') self.crypt_keys.set(uri_id,sec_login,prefix='/secret_login/') # store privkey pieces self.crypt_keys.set(uri_id, privkey_encr_obj.data, prefix='/privkey_encr/') # just to show we used a passphrase --> self.crypt_keys.set(uri_id, KomradeSymmetricKeyWithPassphrase.__name__, prefix='/privkey_decr/') # save qr too: _fnfn=self.save_uri_as_qrcode(uri_id) logfunc(f'Also saving public key as QR code to: {_fnfn}.',pause=True,clear=False,use_prefix=False) # done! print() logfunc(f'Congratulations. Welcome, {self}.',pause=True,clear=True) # self.help() return resp_msg_d @property def secret_login(self): return self.crypt_keys.get( self.pubkey.data_b64, prefix='/secret_login/' ) def login(self,passphrase=None): # what keys do I have? keys = self.keychain() # check hardware if not 'pubkey' in keys: emsg='''Login impossible. I do not have this komrade's public key, much less private one.''' # self.log() return {'success':False, 'status':emsg} if not 'privkey_encr' in keys: emsg='''Login impossible. I do not have this komrade's private key on this hardware.''' self.log(emsg) return {'success':False, 'status':emsg} if not 'privkey' in keys: emsg='''Login failed. Private key did not unlock from passphrase.''' return {'success':False, 'status': emsg} # compose message msg = { 'name':self.name, 'pubkey':keys['pubkey'].data, 'secret_login':self.secret_login } # ask operator and get response resp_msg_d = self.ring_ring( msg, route='login' ) # print('got resp_msg_d:',resp_msg_d) # get result self.log('Got resp_msg_d back from operator:',resp_msg_d) # check msgs? if 'inbox' in resp_msg_d: self.do_check_msgs(resp_msg_d['inbox']) resp_msg_d['res_refresh'] = self.refresh(check_msgs=False) # already done in previous line self.log('-->',resp_msg_d) return resp_msg_d ######################## ## (2) MEETING PEOPLE ## ######################## def contacts(self): # who do I know? return sorted([fn.split('.png')[0] for fn in os.listdir(PATH_QRCODES)]) ### MEETING PEOLPE def meet(self,name=None,pubkey=None,returning=False): if not name and not pubkey: return {'success':False,'status':'Meet whom?'} # already met this person? keystr=self.name+'->'+name if self.crypt_keys.get( keystr, prefix='/met/' ): return { 'success':False, 'status':f'You have already sent an introduction to @{name}. It would be rude to send another.' } # send msg to op msg_to_op = { 'name':self.name, 'secret_login':self.secret_login, 'pubkey':self.uri, 'meet_name':name, 'meet_pubkey':pubkey, 'returning':returning } self.log('msg_to_op',msg_to_op) res = self.ring_ring( msg_to_op, route='introduce' ) self.log('res from op <-',res) # record that I've already tried this self.crypt_keys.set( keystr, b'y', prefix='/met/' ) # return result return res ################### ## (3) MESSAGING ## ################### def msg(self,someone,something): # find or boot someone = Komrade(someone) self.log(f'found {someone}') # can we? if not someone.pubkey: self.log(f'''Don't know the public key of {someone}!''') # write them message msg_obj = self.compose_msg_to( something, someone ) self.log('composed msg:',msg_obj) # encrypt it msg_obj.encrypt() # attaching direct_msg_data = msg_obj.msg self.log('going to send only this to op:',direct_msg_data) # enclosing msg_to_op = { 'deliver_msg': { 'from':self.pubkey.data_b64, 'from_name':self.name, 'to':someone.pubkey.data_b64, 'to_name':someone.name, 'msg':direct_msg_data, } } self.log('going to send msg to op?',msg_to_op) # dial operator res=self.ring_ring( msg_to_op, route='deliver_msg' ) self.log('-->',res) return res def post(self,something): return self.msg(WORLD_NAME,something) @property def login_details(self): return { 'name':self.name, 'secret_login':self.secret_login, 'pubkey':self.uri } def save_posts(self, id2post, inbox_prefix='/feed/', post_prefix='/post/'): # update inbox new_inbox = list(id2post.keys()) self.log('new_inbox ->',new_inbox,inbox_prefix,post_prefix) inbox = self.get_inbox_crypt( prefix=inbox_prefix ) inbox.prepend(new_inbox) self.log('new vals =',inbox.values) # update posts for post_id,post in id2post.items(): self.log(f'saving post! --> {post_prefix}{post_id} --> {post}') self.crypt_data.set( post_id, post, prefix=post_prefix, override=True ) res = { 'success':True, 'status':f'Saved {len(id2post)} posts.' } self.log('-->',res) return res def save_msgs(self,id2msg): return self.save_posts( id2post=id2msg, inbox_prefix='/inbox/', post_prefix='/post/' ) ## Getting updates def get_updates(self): # get any parameters we need post_ids_read = list(self.inbox_read_db.values) # compose msg msg_to_op = { **self.login_details, **{'post_ids_read':post_ids_read} } self.log('msg to op ->',msg_to_op) res = self.ring_ring( msg_to_op, route='get_updates' ) self.log('<- Op.get_updates <-',res) # error? if not res.get('success'): return res # (2) save msgs id2msg=res.get('res_msgs').get('posts',{}) self.log(f'downloaded {len(id2msg)} messages:',list(id2msg.keys())) self.save_msgs(id2msg) # (3) save posts id2post=res.get('res_posts').get('posts',{}) self.log(f'downloaded {len(id2post)} posts:',list(id2post.keys())) self.save_posts(id2post) return res def messages(self,show_read=True,show_unread=True): # meta inbox inbox = self.inbox_db.values self.log('<- inbox',inbox) # filter? if not show_read: inbox = [x for x in inbox if not x in set(self.inbox_read_db.values)] if not show_unread: inbox = [x for x in inbox if not x in set(self.inbox_unread_db.values)] self.log('<- inbox 2',inbox) # decrypt and read all posts msgs=[] for post_id in inbox: # print('???',post_id) res_msg = self.read_msg(post_id) self.log('got msg:',res_msg) if res_msg.get('success') and res_msg.get('msg'): msgx=res_msg.get('msg') msgx.post_id=post_id msgs.append(msgx) return msgs # def delete_msg(self,post_id): def read_msg(self,post_id=None,post_encr=None): # get post if not post_encr: post_encr = self.crypt_data.get( post_id, prefix='/post/' ) self.log('found encrypted post store:',post_encr) # first from op to me? try: msg_from_op_b_encr = post_encr msg_from_op_b = SMessage( self.privkey.data, self.op.pubkey.data ).unwrap(msg_from_op_b_encr) self.log('decrypted??',msg_from_op_b) except (ThemisError,TypeError) as e: self.log(f'!!!!! {e} !!!!!') return { 'success':False, 'status':'Could not decrypt from operator.' } # decoded? msg_from_op = pickle.loads(msg_from_op_b) self.log('decoded?',msg_from_op) self.log('msg_from_op is now',msg_from_op) # this really to me? if msg_from_op.get('to_name') != self.name: if msg_from_op.get('to_name') == WORLD_NAME: return { 'success':True, 'msg':Message(msg_from_op) } else: raise KomradeException('Why am I getting this msg?') return # now try to decrypt? msg2me = Message( to_whom=self, msg_d={ 'from':msg_from_op.get('from'), 'from_name':msg_from_op.get('from_name'), 'msg': msg_from_op.get('msg') } ) self.log('msg2me is now v1',msg2me,msg2me.is_encrypted,msg2me.has_embedded_msg) if not msg2me.is_encrypted: return { 'success':True, 'msg':msg2me } try: msg2me.decrypt() self.log('msg2me is now v2',dict_format(msg2me.msg_d)) except ThemisError as e: self.log('decryption failuire!!!') return { 'success':False, 'status':f'De/encryption failure: {e}' } msg2me.post_id=post_id return { 'success':True, 'msg':msg2me } def test_register(): import random num = random.choice(list(range(0,1000))) botname=f'marx{str(num).zfill(3)}' marxbot = Komrade(botname) # marxbot=Komrade() marxbot.register(passphrase='boo') def test_msg(): b = Komrade('bez') b.inbox() # b.read_msg(b'YWY3NDUxZjNjYjdhNDFmNmIyNDI2NzU3YTI4ZTA0OWM=') #b.login() #print(b.download_msgs()) # z = Komrade('zuckbot') # b.msg(z,'you ssssssuck') def test_loading(): z1 = Komrade('elon') # z1.register() print(z1.keychain()) # exit() z2 = Komrade(b'VUVDMgAAAC08BCMVA+0dMJXc66/W7hty669+3/3S61Q1yjmgJW8I0k3lqfDi') print(z2) print(z2.keychain()) pprint(PHONEBOOK) return # z1.login() def test_sign(): from pythemis import smessage b = Komrade('bez') m = Komrade('marx') z = Komrade('zuckbot') msg = b'this is cool. --bez' signed_msg = smessage.ssign(b.privkey.data, msg) print(signed_msg) verified_msg = smessage.sverify(b.pubkey.data, signed_msg) print(verified_msg) def test_send(): z = Komrade('zuckbot') if __name__=='__main__': test_msg()