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authormathieui <mathieui@mathieui.net>2013-08-05 19:45:35 +0200
committermathieui <mathieui@mathieui.net>2013-08-05 19:45:35 +0200
commite8a3f6f07cc9a1a43e39adb7ad1fc389aa2beafd (patch)
tree8fdb8e87bcc9b593f2376776c37d4dcdfe11fb9c /plugins
parent406454fdd03c0984a7d4754da71a3e14f3562293 (diff)
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Add trust management to the OTR plugin (/otr trust|untrust)
Diffstat (limited to 'plugins')
-rw-r--r--plugins/otr.py76
1 files changed, 67 insertions, 9 deletions
diff --git a/plugins/otr.py b/plugins/otr.py
index e7762fcd..b79ffcf1 100644
--- a/plugins/otr.py
+++ b/plugins/otr.py
@@ -128,6 +128,7 @@ class PoezioContext(Context):
self.xmpp = xmpp
self.core = core
self.flags = {}
+ self.trustName = safeJID(peer).bare
def getPolicy(self, key):
if key in self.flags:
@@ -148,7 +149,11 @@ class PoezioContext(Context):
if newstate == STATE_ENCRYPTED:
log.debug('OTR conversation with %s refreshed', self.peer)
if tab:
- tab.add_message('Refreshed OTR conversation with %s' % self.peer)
+ if self.getCurrentTrust():
+ tab.add_message('Refreshed \x19btrusted\x19o OTR conversation with %s' % self.peer)
+ else:
+ tab.add_message('Refreshed \x19buntrusted\x19o OTR conversation with %s (key: %s)' %
+ (self.peer, self.getCurrentKey()))
hl(tab)
elif newstate == STATE_FINISHED or newstate == STATE_PLAINTEXT:
log.debug('OTR conversation with %s finished', self.peer)
@@ -158,7 +163,11 @@ class PoezioContext(Context):
else:
if newstate == STATE_ENCRYPTED:
if tab:
- tab.add_message('Started OTR conversation with %s' % self.peer)
+ if self.getCurrentTrust():
+ tab.add_message('Started \x19btrusted\x19o OTR conversation with %s' % self.peer)
+ else:
+ tab.add_message('Started \x19buntrusted\x19o OTR conversation with %s (key: %s)' %
+ (self.peer, self.getCurrentKey()))
hl(tab)
log.debug('Set encryption state of %s to %s', self.peer, states[newstate])
@@ -194,11 +203,34 @@ class PoezioAccount(Account):
except:
log.error('Error in save_privkey', exc_info=True)
+ def load_trusts(self):
+ try:
+ with open(self.key_dir + '.fpr', 'r') as fpr_fd:
+ for line in fpr_fd:
+ ctx, acc, proto, fpr, trust = line[:-1].split('\t')
+
+ if acc != self.name or proto != 'xmpp':
+ continue
+ jid = safeJID(ctx).bare
+ if not jid:
+ continue
+ self.setTrust(jid, fpr, trust)
+ except:
+ log.error('Error in load_trusts', exc_info=True)
+
def save_trusts(self):
- """TODO"""
- pass
+ try:
+ with open(self.key_dir + '.fpr', 'w') as fpr_fd:
+ for uid, trusts in self.trusts.items():
+ for fpr, trustVal in trusts.items():
+ fpr_fd.write('\t'.join(
+ (uid, self.name, 'xmpp', fpr, trustVal)))
+ fpr_fd.write('\n')
+ except:
+ log.exception('Error in save_trusts', exc_info=True)
saveTrusts = save_trusts
+ loadTrusts = load_trusts
loadPrivkey = load_privkey
savePrivkey = save_privkey
@@ -233,15 +265,23 @@ class Plugin(BasePlugin):
self.api.add_event_handler('private_msg', self.on_conversation_msg)
self.api.add_event_handler('conversation_say_after', self.on_conversation_say)
self.api.add_event_handler('private_say_after', self.on_conversation_say)
+
ConversationTab.add_information_element('otr', self.display_encryption_status)
PrivateTab.add_information_element('otr', self.display_encryption_status)
+
self.account = PoezioAccount(self.core.xmpp.boundjid.bare, OTR_DIR)
+ self.account.load_trusts()
self.contexts = {}
- usage = '[start|refresh|end|fpr|ourfpr]'
+ usage = '[start|refresh|end|fpr|ourfpr|drop|trust|untrust]'
shortdesc = 'Manage an OTR conversation'
- desc = ('Manage an OTR conversation. Use “/otr start” to start a converation,'
- ' “/otr end” to end it, “/otr fpr” to show the fingerprint of your '
- 'contact, and “/otr ourfpr” to show your fingerprint.')
+ desc = ('Manage an OTR conversation.\n'
+ 'start/refresh: Start or refresh a conversation\n'
+ 'end: End a conversation\n'
+ 'fpr: Show the fingerprint of the key of the remote user\n'
+ 'ourfpr: Show the fingerprint of your own key\n'
+ 'drop: Remove the current key (FOREVER)\n'
+ 'trust: Set this key for this contact as trusted\n'
+ 'untrust: Remove the trust for the key of this contact\n')
self.api.add_tab_command(ConversationTab, 'otr', self.command_otr,
help=desc,
usage=usage,
@@ -381,7 +421,25 @@ class Plugin(BasePlugin):
if context.state not in (STATE_FINISHED, STATE_PLAINTEXT):
context.disconnect()
self.account.drop_privkey()
+ elif arg == 'trust':
+ ctx = self.get_context(name)
+ key = ctx.getCurrentKey()
+ if key:
+ fpr = key.cfingerprint()
+ else:
+ return
+ ctx.setTrust(fpr, 'verified')
+ self.account.saveTrusts()
+ elif arg == 'untrust':
+ ctx = self.get_context(name)
+ key = ctx.getCurrentKey()
+ if key:
+ fpr = key.cfingerprint()
+ else:
+ return
+ ctx.setTrust(fpr, '')
+ self.account.saveTrusts()
def completion_otr(self, the_input):
- return the_input.new_completion(['start', 'fpr', 'ourfpr', 'refresh', 'end', 'drop'], 1, quotify=True)
+ return the_input.new_completion(['start', 'fpr', 'ourfpr', 'refresh', 'end', 'trust', 'untrust'], 1, quotify=False)