mirror of
https://github.com/ComradCollective/Comrad
synced 2024-11-05 21:20:51 +00:00
712 lines
25 KiB
Python
712 lines
25 KiB
Python
import os,sys; sys.path.append(os.path.abspath(os.path.join(os.path.abspath(os.path.join(os.path.dirname(__file__),'..')),'..')))
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from komrade import *
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from komrade.backend import *
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import art
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import textwrap as tw
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class CLI(Logger):
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ROUTES = {
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'help':'seek help',
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'signup':'join the komrades',
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'login':'log back in',
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'meet':'meet a komrade',
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'who':'show contacts or info',
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'msg':'write people',
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'check':'check mail',
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'read':'read mail',
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'verbose':'show/hide log output'
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}
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def __init__(self,name='',cmd='',persona=None):
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self.name=name
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self.cmd=cmd
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self.komrade=None
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self.loggedin=False
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def verbose(self,*x):
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self.toggle_log()
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def run(self,inp='',name=''):
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# if name: self.name=name
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# clear_screen()
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# self.boot()
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if not inp:
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self.help()
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if inp:
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for inpx in inp.split('/'):
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self.route('/'+inpx.strip())
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while True:
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try:
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inp=input(f'\nKomrade @{self.name if self.name else "?"}: ')
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# self.print(inp,'??')
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self.route(inp)
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except (KeyboardInterrupt,EOFError) as e:
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exit('\n\nKomrade @Operator: Goodbye.\n')
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except KomradeException as e:
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self.print(f'Komrade @Operator: I could not handle your request. {e}\n')
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#await asyncio.sleep(0.5)
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def route(self,inp):
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inp=inp.strip()
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# self.print('route got:',[inp])
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if not inp.startswith('/'): return
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cmd=inp.split()[0]
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dat=inp[len(cmd):].strip()
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cmd=cmd[1:]
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# self.print([cmd,dat])
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if cmd in self.ROUTES and hasattr(self,cmd):
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f=getattr(self,cmd)
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try:
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res=f(dat)
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except KomradeException as e:
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self.stat('Message not sent.',e,'\n')
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def stat(self,*msgs,use_prefix=True):
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prefix='Komrade @Operator: '
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blank=' '*len(prefix)
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total_msg=[]
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for i,msg in enumerate(msgs):
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msg_wrapped = tw.wrap(msg,CLI_WIDTH-len(prefix))
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for ii,lnn in enumerate(msg_wrapped):
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prfx=prefix if (not i and not ii and use_prefix) else blank
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x=prfx+lnn
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# print([prfx,lnn])
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total_msg+=[x]
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total_msg+=['']
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print()
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self.print('\n'.join(total_msg))
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def print(self,*x):
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x=' '.join(str(xx) for xx in x)
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x=str(x).replace('\r\n','\n').replace('\r','\n')
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for ln in x.split('\n'):
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# #scan_print(ln+'\n\n')
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if not ln: print()
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for ln2 in tw.wrap(ln,CLI_WIDTH):
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print(ln2)
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# x='\n'.join(tw.wrap(x,CLI_WIDTH))
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# print(x)
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def boot(self,indent=None):
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if indent is None:
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indent=int(round(CLI_WIDTH*.18333333))
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logo=art.text2art(CLI_TITLE,font=CLI_FONT).replace('\r\n','\n')
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border = '-' * CLI_WIDTH # (len(logo.strip().split('\n')[0]))
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# logo=make_key_discreet_str(logo,chance_redacted=0.1) #.decode()
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logo=tw.indent(logo, ' '*indent)
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border=tw.indent(border, ' '*2)
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print('\n'+logo)#),max_pause=0.005)
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def help(self,*x,**y):
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clear_screen()
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self.boot()
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border = '-'*(40)
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if not self.logged_in:
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HELPSTR=f"""
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/login [name] --> log back in
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/signup [name] --> new komrade
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"""
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else:
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HELPSTR=f"""
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/check [inbox] --> check messages
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/read [inbox] --> read messages
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/msg [name] --> send messages
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/meet [name] --> exchange info
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/who [name] --> show contacts
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"""
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HELPSTR+=f"""
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/help --> seek help
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"""
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helpstr = tw.indent(HELPSTR.strip()+'\n\n',' '*13)
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self.print(helpstr)
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# self.print(border+helpstr+'\n'+self.border)
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@property
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def border(self):
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border = '-' * CLI_WIDTH # (len(logo.strip().split('\n')[0]))
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border=tw.indent(border, ' '*2)
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return border
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def intro(self):
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self.status(None)
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def who(self,whom):
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if self.with_required_login():
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contacts = self.komrade.contacts()
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self.print(' ' + '\n '.join(contacts))
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def signup(self,name=None):
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if not name: name=input('name: ')
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if not name: return
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self.komrade = Komrade(name)
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res=self.komrade.register()
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if res and type(res)==dict and 'success' in res and res['success']:
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self.name=self.komrade.name
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self.loggedin=True
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self.stat(f'Welcome, Komrade @{self.name}.')
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else:
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self.name=None
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self.loggedin=False
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self.komrade=None
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if res and 'status' in res:
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# self.boot()
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self.stat(res.get('status','?'))
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def login(self,name):
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# self.print(self,name,self.name,self.komrade,self.loggedin)
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if not name: name=input('name: ')
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if not name: return
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self.komrade=Komrade(name)
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res = self.komrade.login()
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# print('got login res:',res)
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self.log('<- komrade.login() <-',res)
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if res and type(res)==dict and 'success' in res and res['success']:
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self.name=self.komrade.name
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self.loggedin=True
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else:
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self.name=None
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self.loggedin=False
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self.komrade=None
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if res and 'status' in res:
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self.help()
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self.stat(res.get('status','?'))
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# also see if we got a msg update
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if 'res_refresh' in res:
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self.check(
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res=res['res_refresh'],
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statd={'use_prefix':True}
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)
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@property
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def logged_in(self):
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return (self.loggedin and self.komrade and self.name)
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def with_required_login(self,quiet=False):
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if not self.logged_in:
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if not quiet:
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self.stat('You must be logged in first.')
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return False
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return True
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# def meet(self,name):
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# if not name:
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# name=input(f'@Operator: To whom would you like to introduce yourself?\n\n@{self.name}: ')
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# if not name: return
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# # meet?
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# self.komrade.meet(name)
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def meet(self,dat,returning=False):
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if self.with_required_login():
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name_or_pubkey = dat.strip().split()[0]
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res = self.komrade.meet(name_or_pubkey,returning=returning)
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status=res.get('status')
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#msg = status if not res.get('success') else status+str(res)
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if res.get('success'):
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self.stat(f'I sent the following message to @{name_or_pubkey}:\n\n"{res.get("msg_sent")}"')
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else:
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self.stat(status)
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def msg(self,dat):
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if self.with_required_login():
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dat=dat.strip()
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if not dat:
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self.status('Message whom? Usage: /msg [name]')
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return
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datl=dat.split(' ',1)
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name_or_pubkey = datl[0]
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if len(datl)==1:
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self.stat(f'Compose your message to @{name_or_pubkey} below.', 'Press Ctrl+D to complete, or Ctrl+C to cancel.')
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msg_s = multiline_input().strip()
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if not msg_s:
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print('\n')
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self.stat('Not sending. No message found.')
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return
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else:
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msg_s = datl[1]
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self.log(f'Composed msg to {name_or_pubkey}: {msg_s}')
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msg_obj = self.komrade.msg(
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name_or_pubkey,
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msg_s
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)
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self.log(f'Sent msg obj to {name_or_pubkey}: {msg_obj}')
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self.stat(f'Message successfully sent to @{name_or_pubkey}.\n{msg_obj}')
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def check(self,dat=None,res=None,statd={}):
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self.log(f'<-- dat={dat}, res={res}')
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if not res:
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if self.with_required_login():
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res = self.komrade.refresh()
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if not res['success']:
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self.stat(res['status'])
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return
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unr = res.get('unread',[])
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inb = res.get('inbox',[])
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self.stat(f'You have {len(unr)} unread messages,',f'with {len(inb)} total in your inbox.',**statd)
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self.log(f'--> unr={unr}, inb={inb}')
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# stop
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def prompt_adduser(self,msg):
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# self.print('prompt got:',msg)
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# self.print(msg.data)
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do_pause()
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clear_screen()
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meet_name = msg.data.get('meet_name')
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meet_uri = msg.data.get('meet')
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qrstr=self.komrade.qr_str(meet_uri)
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self.stat(f"Add @{meet_name}'s public key to your address book?",f'It will allow you and @{meet_name} to read and write encrypted messages to one another.')
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do_adduser = input(f'''\n{self.komrade} [y/N]: ''')
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if do_adduser.strip().lower()=='y':
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fnfn = self.komrade.save_uri_as_qrcode(
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meet_uri,
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meet_name
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)
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clear_screen()
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self.stat(f'The public key of @{meet_name} has been saved as a QRcode to {fnfn}')
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print(qrstr)
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do_pause()
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clear_screen()
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self.stat('Send this user your public key as well?')
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do_senduser = input(f'''\n{self.komrade} [y/N]: ''')
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if do_senduser.strip().lower()=='y':
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res = self.komrade.meet(meet_name,returning=True)
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if res.get('success'):
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self.stat('Returning the invitation:',f'"{res.get("msg_sent")}"',use_prefix=True)
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else:
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self.stat(msg.get('status'))
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def prompt_msg(self,msg):
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self.stat('Type "r" to reply to this message, "d" to delete it, or hit Enter to continue.')
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do = input(f'\n{self.komrade}: ')
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do=do.strip().lower()
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if do=='d':
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# self.print('del',msg.post_id)
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res=self.komrade.delete_msg(msg.post_id)
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if res.get('success'):
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self.stat('Deleted message.')
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else:
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self.stat('Could not delete message.')
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do_pause()
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elif do=='r':
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self.print('@todo: replying...')
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else:
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pass
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def read(self,dat):
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if self.with_required_login():
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res = self.komrade.inbox()
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# self.print('got from read res:',res)
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if not res.get('success'):
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self.print('@Operator:',res['status'])
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return
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# self.print('ummmmm msgs?')
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msgs=res.get('msgs')
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if not msgs:
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self.print('@Operator: No messages.')
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else:
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clear_screen()
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for i,msg in enumerate(msgs):
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self.stat(f'Showing message {i+1} of {len(msgs)}.')
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print()
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self.print(msg)
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# self.print('DATA',msg.msg_d)
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if msg.data.get('prompt_id')=='addcontact':
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self.prompt_adduser(msg)
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self.prompt_msg(msg)
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clear_screen()
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self.help()
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### DIALOGUES
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# hello, op?
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def status_keymaker_part1(self,name):
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self.status(None,{ART_OLDPHONE4+'\n',True},3) #,scan=False,width=None,pause=None,clear=None)
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nm=name if name else '?'
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self.status(
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f'\n\n\n@{nm}: Uh yes hello, Operator? I would like to join Komrade, the socialist network. Could you patch me through?',clear=False)
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while not name:
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name=self.status(('name','@TheTelephone: Of course, Komrade...?\n@')).get('vals').get('name').strip()
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self.print()
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self.status(
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f'@TheTelephone: Of course, Komrade @{name}. A fine name.',
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'''@TheTelephone: However, I'm just the local operator who lives on your device; my only job is to communicate with the remote operator securely.''',
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'''Komrade @TheOperator lives on the deep web. She's the one you want to speak with.''',
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None,{ART_OLDPHONE4},f'''@{name}: Hm, ok. Well, could you patch me through to the remote operator then?''',
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f'''@{TELEPHONEname}: I could, but it's not safe yet. Your information could be exposed. You need to cut your encryption keys first.''',
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f'@{name}: Fine, but how do I do that?',
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f'@{TELEPHONEname}: Visit the Keymaker.',
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clear=False,pause=True)
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### KEYMAKER
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self.status(None,{tw.indent(ART_KEY,' '*5)+'\n',True},3) #,clear=False,indent=10,pause=False)
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# convo
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self.status(
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f'\n@{name}: Hello, Komrade @Keymaker? I would like help forging a new set of keys.',
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f'@Keymaker: Of course, Komrade @{name}.',
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)
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self.status(
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'I will cut for you two matching keys, part of an "asymmetric" pair.',
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'Please, watch me work.',
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None,{tw.indent(ART_KEY,' '*5)+'\n'},
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'I use a high-level cryptographic function from Themis, a well-respected open-source cryptography library.',
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'I use the iron-clad Elliptic Curve algorthm to generate the asymmetric keypair.',
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'> GenerateKeyPair(KEY_PAIR_TYPE.EC)',
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3
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)
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self.status(
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None,
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{ART_KEY_PAIR,True}
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) #,clear=False,indent=10,pause=False)
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return name
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def status_keymaker_part2(self,name,passphrase,pubkey,privkey,hasher,persona):
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from getpass import getpass
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# gen what we need
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uri_id = pubkey.data_b64
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qr_str = get_qr_str(uri_id)
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qr_path = os.path.join(PATH_QRCODES,name+'.png')
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# what are pub/priv?
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# self.status(
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# None,{ART_KEY_PAIR},
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# 'A matching set of keys have been generated.',
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# None,{ART_KEY_PAIR2A+'\nA matching set of keys have been generated.'+'\n'},
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# 'First, I have made a "public key" which you can share with anyone:',
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# f'(1) {pubkey.data_b64.decode()}',
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# 'This key is a randomly-generated binary string, which acts as your "address" on Komrade.',
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# 'With it, someone can write you an encrypted message which only you can read.'
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# )
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# self.status(
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# None,{ART_KEY_PAIR2A},
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# f'You can share your public key by copy/pasting it to them over a secure channel (e.g. Signal).',
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# 'Or, you can share it as a QR code, especially IRL:',
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# {qr_str+'\n\n',True,5},
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# f'\n\n(If registration is successful, this QR code be saved as an image to your device at: {qr_path}.)'
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# )
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# private keys
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self.status(None,
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{ART_KEY_PAIR2B},
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'Second, I have cut a matching "private key".',
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"It's too dangerous to show in full, so here it is 66% redacted:",
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f'(2) {make_key_discreet(privkey.data_b64,0.3)}',
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'With it, you can decrypt and read any message sent to you via your public key.',
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'You can also encrypt and send messages to other people whose public keys you have.',
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)
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# private keys
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self.status(None,
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{CUBEKEY},
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'So if someone were to steal your private key, they could read your mail and forge your signature.'
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'You you should never, ever give your private key to anyone.',
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'In fact, this key is so dangerous that we need to lock it away immediately.',
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"We'll even throw away the key we use to lock this private key with!",
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"How? By regenerating it each time from your password.",
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)
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if not passphrase:
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from getpass import getpass
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self.status(
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'And it looks like you haven\'t yet chosen a password.',
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3,"Don't tell it to me! Never tell it to anyone.",
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"Ideally, don't even save it on your computer; just remember it, or write it down on paper.",
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"Instead, whisper it to Komrade @Hasher, who scrambles information '1-way', like a blender.",
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)
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res = self.status(None,
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{indent_str(ART_FROG_BLENDER,10),True},
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"@Keymaker: Go ahead, try it. Type anything to @Hasher.",
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('str_to_hash',f'@{name}: ',input)
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)
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str_to_hash = res.get('vals').get('str_to_hash')
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hashed_str1 = hasher(str_to_hash.encode())
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res = self.status(
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'@Hasher: '+hashed_str1
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)
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res = self.status(
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'@Keymaker: Whatever you typed, there\'s no way to reconstruct it from that garbled mess.',
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'But whatever you typed will always produce the *same* garbled mess.',
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('str_to_hash',f'Try typing the exact same thing over again:\n@{name}: ',input)
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)
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str_to_hash = res.get('vals').get('str_to_hash')
|
|
hashed_str2 = hasher(str_to_hash.encode())
|
|
res = self.status(
|
|
'@Hasher: '+hashed_str2
|
|
)
|
|
if hashed_str1==hashed_str2:
|
|
self.status('See how the hashed values are also exactly the same?')
|
|
else:
|
|
self.status('See how the hashed values have also changed?')
|
|
|
|
res = self.status(
|
|
('str_to_hash',f'Now try typing something just a little bit different:\n@{name}: ',input)
|
|
)
|
|
str_to_hash = res.get('vals').get('str_to_hash')
|
|
hashed_str3 = hasher(str_to_hash.encode())
|
|
res = self.status(
|
|
'@Hasher: '+hashed_str3
|
|
)
|
|
if hashed_str2==hashed_str3:
|
|
self.status('See how the hashed values are also the same?')
|
|
else:
|
|
self.status('See how the hashed values have also changed?')
|
|
|
|
|
|
self.status(
|
|
None,{indent_str(ART_FROG_BLENDER,10)},
|
|
'@Keymaker: Behind the scenes, @Hasher is using the SHA-256 hashing function, which was designed by the NSA.',
|
|
'But @Hasher also adds a secret "salt" to the recipe, as it\'s called.',
|
|
'To whatever you type in, @Hasher adds a secret phrase: another random string of characters which never changes.',
|
|
"By doing so, the hash output is \"salted\": made even more idiosyncratic to outside observers.",
|
|
)
|
|
|
|
self.status(
|
|
None,{indent_str(ART_FROG_BLENDER,10)},
|
|
f"I've taken the liberty of generating a random secret for your device, which I show here mostly redacted:",
|
|
make_key_discreet_str(persona.crypt_keys.secret.decode(),0.25),
|
|
'The full version of this secret is silently added to every input you type into @Hasher.',
|
|
"I've saved this secret phrase to a hidden location on your device hardware.",
|
|
)
|
|
|
|
self.status(
|
|
None,{indent_str(ART_FROG_BLENDER,10)},
|
|
'However, this means that you will be unable to log in to your account from any other device.',
|
|
'This limitation provides yet another level of hardware protection against network attacks.',
|
|
'However, you can always choose (not recommended) to the secret file with another device by a secure channel.',
|
|
3,f'But, please excuse me Komrade @{name} -- I digress.'
|
|
)
|
|
|
|
while not passphrase:
|
|
res = self.status(None,
|
|
{indent_str(ART_FROG_BLENDER,10)},
|
|
"@Keymaker: Please type your chosen password into @Hasher.",
|
|
('str_to_hash',f'\n@{name}: ',getpass),
|
|
pause=False
|
|
)
|
|
str_to_hash = res.get('vals').get('str_to_hash')
|
|
hashed_pass1 = hasher(str_to_hash.encode())
|
|
res = self.status(
|
|
'\n@Hasher: '+hashed_pass1,
|
|
pause=False
|
|
)
|
|
res = self.status(
|
|
'\nNow type in the same password one more time to verify it:',
|
|
('str_to_hash',f'\n@{name}: ',getpass),
|
|
pause=False
|
|
)
|
|
str_to_hash = res.get('vals').get('str_to_hash')
|
|
hashed_pass2 = hasher(str_to_hash.encode())
|
|
res = self.status(
|
|
'\n@Hasher: '+hashed_pass2,
|
|
pause=False
|
|
)
|
|
|
|
if hashed_pass1==hashed_pass2:
|
|
self.status('','@Keymaker: Excellent. The passwords clearly matched, because the hashed values matched.',pause=False)
|
|
passphrase = hashed_pass1
|
|
else:
|
|
self.status('@Keymaker: A pity. It looks like the passwords didn\'t match, since the hashed values didn\'t match either. Try again?')
|
|
|
|
return passphrase
|
|
|
|
def status_keymaker_part3(self,privkey,privkey_decr,privkey_encr,passphrase):
|
|
self.status(
|
|
None,{tw.indent(ART_KEY,' '*5)+'\n',True},
|
|
# None,{ART_+'\n',True},
|
|
'Now that we have a hashed passphrase, we can generate the (2A) encryption key.',
|
|
{ART_KEY_KEY2A,True,0.1},
|
|
'''The key is formed using Themis's high-level symmetric encryption library: SecureCell, using Seal mode.''',
|
|
'This key (2A) then uses the AES-256 encryption algorithm to encrypt the super-sensitive private key (2):'
|
|
)
|
|
|
|
s0=str.center('[Encryption Process]',CLI_WIDTH)
|
|
s1=s0 + '\n\n' + self.printt('Now that we have (2A), we can use it to encrypt the super-sensitive private key (2):',ret=True)
|
|
s2a = self.printt(f"(2A) {make_key_discreet_str(passphrase)}",ret=True)
|
|
s2 = self.printt(f"(2) {make_key_discreet(privkey.data_b64)}",ret=True)
|
|
s2b = self.printt(f"(2B) {make_key_discreet(b64encode(privkey_encr))}",ret=True)
|
|
self.status(
|
|
# screen 1
|
|
None,{f'{s1}'},
|
|
False,
|
|
|
|
# 2
|
|
None,{f'{s1}\n\n{ART_KEY_PAIR_SPLITTING1}'},
|
|
{s2a,True},
|
|
False,
|
|
|
|
# 3
|
|
None,{f'{s1}\n\n{ART_KEY_PAIR_SPLITTING2}\n{s2a}'},
|
|
{'\n'+s2,True},
|
|
False,
|
|
|
|
# 4
|
|
None,{f'{s1}\n\n{ART_KEY_PAIR_SPLITTING3}\n{s2a}\n\n{s2}'},
|
|
{'\n'+s2b,True},
|
|
False,
|
|
)
|
|
|
|
|
|
shdr=str.center('[Decryption Process]',CLI_WIDTH) + '\n\n' + self.printt('Once we have (2B), we don\'t need (2A) or (2) anymore. We can regenerate them!',ret=True)
|
|
from getpass import getpass
|
|
|
|
passhash = None
|
|
|
|
while passhash!=passphrase:
|
|
res = self.status(
|
|
None,{shdr},False if passhash is None else True,
|
|
|
|
("pass",self.printt(f"Let's try. Re-type your password into @Hasher:",ret=True)+f" \n ",getpass)
|
|
)
|
|
|
|
passhash = self.persona.crypt_keys.hash(res.get('vals').get('pass').encode())
|
|
if passhash!=passphrase:
|
|
self.status({' Looks like they don\'t match. Try again?'},False)
|
|
|
|
|
|
self.status(
|
|
{' Excellent. We can now regenerate the decryption key:'},False,
|
|
{s2a,True},False,
|
|
)
|
|
|
|
# self.status('great')
|
|
# shdr2=
|
|
self.status(
|
|
|
|
# 2
|
|
None,{f'{shdr}\n\n{ART_KEY_PAIR_SPLITTING1}'},
|
|
{s2a,True},
|
|
False,
|
|
|
|
# 3
|
|
# None,{f'{s1}\n\n{ART_KEY_PAIR_SPLITTING2}\n{s2a}'},
|
|
# {'\n'+s2,True},
|
|
# False,
|
|
|
|
# 4
|
|
None,{f'{s1}\n\n{ART_KEY_PAIR_SPLITTING4}\n{s2a}\n\n\n\n'},
|
|
{'\n'+s2b,True},
|
|
False,
|
|
)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
def run_cli(inp):
|
|
cli = CLI()
|
|
cli.run(inp) #'/signup elon') #'/signup',name='elon')
|
|
|
|
if __name__=='__main__':
|
|
inp = ' '.join(sys.argv[1:])
|
|
run_cli(inp)
|
|
# asyncio.run(test_async())
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
"""
|
|
Outtakes
|
|
|
|
self.status(None,
|
|
{ART_KEY_PAIR31A},
|
|
{ART_KEY_PAIR3B+'\n',True},
|
|
3,'Allow me to explain.',
|
|
'(2A) is a separate encryption key generated by your password.',
|
|
'(2B) is a version of (2) which has been encrypted by (2A).',
|
|
"Because (2) will be destroyed, to rebuild it requires decrypting (2B) with (2A).",
|
|
)
|
|
|
|
|
|
self.status(
|
|
None,{ART_KEY_PAIR5+'\n'},
|
|
"However, in a final move, I will now destroy (2A), too.",
|
|
None,{ART_KEY_PAIR4Z1+'\n'},
|
|
'Why? Because now only you can regenerate it by remembering the password which created it.',
|
|
# None,{ART_KEY_PAIR4Z1+'\n'},
|
|
'However, this also means that if you lose or forget your password, you\'re screwed.',
|
|
None,{ART_KEY_PAIR4Z2+'\n'},
|
|
"Because without key (2A),you couldn never unlock (2B).",
|
|
None,{ART_KEY_PAIR4Z3+'\n'},
|
|
"And without (2B) and (2A) together, you could never re-assemble the private key of (2).",
|
|
None,{ART_KEY_PAIR4Z42+'\n'},
|
|
"And without (2), you couldn't read messages sent to your public key.",
|
|
|
|
)
|
|
""" |