# tinyp2p.py 1.0 (documentation at http://freedom-to-tinker.com/tinyp2p.html) import sys, os, SimpleXMLRPCServer, xmlrpclib, re, hmac # (C) 2004, E.W. Felten ar,pw,res = (sys.argv,lambda u:hmac.new(sys.argv[1],u).hexdigest(),re.search) pxy,xs = (xmlrpclib.ServerProxy,SimpleXMLRPCServer.SimpleXMLRPCServer) def ls(p=""):return filter(lambda n:(p=="")or res(p,n),os.listdir(os.getcwd())) if ar[2]!="client": # license: http://creativecommons.org/licenses/by-nc-sa/2.0 myU,prs,srv = ("http://"+ar[3]+":"+ar[4], ar[5:],lambda x:x.serve_forever()) def pr(x=[]): return ([(y in prs) or prs.append(y) for y in x] or 1) and prs def c(n): return ((lambda f: (f.read(), f.close()))(file(n)))[0] f=lambda p,n,a:(p==pw(myU))and(((n==0)and pr(a))or((n==1)and [ls(a)])or c(a)) def aug(u): return ((u==myU) and pr()) or pr(pxy(u).f(pw(u),0,pr([myU]))) pr() and [aug(s) for s in aug(pr()[0])] (lambda sv:sv.register_function(f,"f") or srv(sv))(xs((ar[3],int(ar[4])))) for url in pxy(ar[3]).f(pw(ar[3]),0,[]): for fn in filter(lambda n:not n in ls(), (pxy(url).f(pw(url),1,ar[4]))[0]): (lambda fi:fi.write(pxy(url).f(pw(url),2,fn)) or fi.close())(file(fn,"wc"))
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