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python3.6
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Filename :
keyevent.py
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############################################################################ # Copyright (C) Internet Systems Consortium, Inc. ("ISC") # # This Source Code Form is subject to the terms of the Mozilla Public # License, v. 2.0. If a copy of the MPL was not distributed with this # file, you can obtain one at https://mozilla.org/MPL/2.0/. # # See the COPYRIGHT file distributed with this work for additional # information regarding copyright ownership. ############################################################################ import time ######################################################################## # Class keyevent ######################################################################## class keyevent: """ A discrete key event, e.g., Publish, Activate, Inactive, Delete, etc. Stores the date of the event, and identifying information about the key to which the event will occur.""" def __init__(self, what, key, when=None): self.what = what self.when = when or key.gettime(what) self.key = key self.sep = key.sep self.zone = key.name self.alg = key.alg self.keyid = key.keyid def __repr__(self): return repr((self.when, self.what, self.keyid, self.sep, self.zone, self.alg)) def showtime(self): return time.strftime("%a %b %d %H:%M:%S UTC %Y", self.when) # update sets of active and published keys, based on # the contents of this keyevent def status(self, active, published, output = None): def noop(*args, **kwargs): pass if not output: output = noop if not active: active = set() if not published: published = set() if self.what == "Activate": active.add(self.keyid) elif self.what == "Publish": published.add(self.keyid) elif self.what == "Inactive": if self.keyid not in active: output("\tWARNING: %s scheduled to become inactive " "before it is active" % repr(self.key)) else: active.remove(self.keyid) elif self.what == "Delete": if self.keyid in published: published.remove(self.keyid) else: output("WARNING: key %s is scheduled for deletion " "before it is published" % repr(self.key)) elif self.what == "Revoke": # We don't need to worry about the logic of this one; # just stop counting this key as either active or published if self.keyid in published: published.remove(self.keyid) if self.keyid in active: active.remove(self.keyid) return active, published