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# Copyright (C) 2013-2016 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 http://mozilla.org/MPL/2.0/.

############################################################################

import time

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# Class keyevent

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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