[omemo] Refactor AxolotlStore

- Dont use cursor object
- Use namedtuple factory
This commit is contained in:
Philipp Hörist
2019-02-16 13:57:43 +01:00
parent 41cd853085
commit 87ece2397e
3 changed files with 257 additions and 361 deletions

View File

@@ -17,6 +17,8 @@
import logging
import sqlite3
from collections import namedtuple
from axolotl.state.axolotlstore import AxolotlStore
from axolotl.state.signedprekeyrecord import SignedPreKeyRecord
@@ -44,41 +46,58 @@ UNTRUSTED = 0
class LiteAxolotlStore(AxolotlStore):
def __init__(self, connection):
self.dbConn = connection
self.dbConn.text_factory = bytes
def __init__(self, db_path):
self._con = sqlite3.connect(db_path, check_same_thread=False)
self._con.row_factory = self._namedtuple_factory
self.createDb()
self.migrateDb()
c = self.dbConn.cursor()
c.execute("PRAGMA synchronous=NORMAL;")
c.execute("PRAGMA journal_mode;")
mode = c.fetchone()[0]
self._con.execute("PRAGMA secure_delete=1")
self._con.execute("PRAGMA synchronous=NORMAL;")
mode = self._con.execute("PRAGMA journal_mode;").fetchone()[0]
# WAL is a persistent DB mode, don't override it if user has set it
if mode != 'wal':
c.execute("PRAGMA journal_mode=MEMORY;")
self.dbConn.commit()
self._con.execute("PRAGMA journal_mode=MEMORY;")
self._con.commit()
if not self.getLocalRegistrationId():
log.info("Generating OMEMO keys")
self._generate_axolotl_keys()
@staticmethod
def _namedtuple_factory(cursor, row):
fields = []
for col in cursor.description:
if col[0] == '_id':
fields.append('id')
elif 'strftime' in col[0]:
fields.append('formated_time')
elif 'MAX' in col[0] or 'COUNT' in col[0]:
col_name = col[0].replace('(', '_')
col_name = col_name.replace(')', '')
fields.append(col_name.lower())
else:
fields.append(col[0])
return namedtuple("Row", fields)(*row)
def _generate_axolotl_keys(self):
identityKeyPair = KeyHelper.generateIdentityKeyPair()
registrationId = KeyHelper.generateRegistrationId()
preKeys = KeyHelper.generatePreKeys(KeyHelper.getRandomSequence(),
DEFAULT_PREKEY_AMOUNT)
self.storeLocalData(registrationId, identityKeyPair)
identity_key_pair = KeyHelper.generateIdentityKeyPair()
registration_id = KeyHelper.generateRegistrationId()
pre_keys = KeyHelper.generatePreKeys(KeyHelper.getRandomSequence(),
DEFAULT_PREKEY_AMOUNT)
self.storeLocalData(registration_id, identity_key_pair)
signedPreKey = KeyHelper.generateSignedPreKey(
identityKeyPair, KeyHelper.getRandomSequence(65536))
signed_pre_key = KeyHelper.generateSignedPreKey(
identity_key_pair, KeyHelper.getRandomSequence(65536))
self.storeSignedPreKey(signedPreKey.getId(), signedPreKey)
self.storeSignedPreKey(signed_pre_key.getId(), signed_pre_key)
for preKey in preKeys:
self.storePreKey(preKey.getId(), preKey)
for pre_key in pre_keys:
self.storePreKey(pre_key.getId(), pre_key)
def user_version(self):
return self.dbConn.execute('PRAGMA user_version').fetchone()[0]
return self._con.execute('PRAGMA user_version').fetchone()[0]
def createDb(self):
if self.user_version() == 0:
@@ -122,7 +141,7 @@ class LiteAxolotlStore(AxolotlStore):
PRAGMA user_version=5;
END TRANSACTION;
""" % (create_tables)
self.dbConn.executescript(create_db_sql)
self._con.executescript(create_db_sql)
def migrateDb(self):
""" Migrates the DB
@@ -138,11 +157,12 @@ class LiteAxolotlStore(AxolotlStore):
);
"""
self.dbConn.executescript(""" BEGIN TRANSACTION;
%s
PRAGMA user_version=2;
END TRANSACTION;
""" % (delete_dupes))
self._con.executescript(
""" BEGIN TRANSACTION;
%s
PRAGMA user_version=2;
END TRANSACTION;
""" % (delete_dupes))
if self.user_version() < 3:
# Create a UNIQUE INDEX so every public key/recipient_id tuple
@@ -152,11 +172,12 @@ class LiteAxolotlStore(AxolotlStore):
ON identities (public_key, recipient_id);
"""
self.dbConn.executescript(""" BEGIN TRANSACTION;
%s
PRAGMA user_version=3;
END TRANSACTION;
""" % (add_index))
self._con.executescript(
""" BEGIN TRANSACTION;
%s
PRAGMA user_version=3;
END TRANSACTION;
""" % (add_index))
if self.user_version() < 4:
# Adds column "active" to the sessions table
@@ -164,11 +185,12 @@ class LiteAxolotlStore(AxolotlStore):
ADD COLUMN active INTEGER DEFAULT 1;
"""
self.dbConn.executescript(""" BEGIN TRANSACTION;
%s
PRAGMA user_version=4;
END TRANSACTION;
""" % (add_active))
self._con.executescript(
""" BEGIN TRANSACTION;
%s
PRAGMA user_version=4;
END TRANSACTION;
""" % (add_active))
if self.user_version() < 5:
# Adds DEFAULT Timestamp
@@ -182,437 +204,316 @@ class LiteAxolotlStore(AxolotlStore):
UPDATE identities SET shown = 1;
"""
self.dbConn.executescript(""" BEGIN TRANSACTION;
%s
PRAGMA user_version=5;
END TRANSACTION;
""" % (add_timestamp))
self._con.executescript(
""" BEGIN TRANSACTION;
%s
PRAGMA user_version=5;
END TRANSACTION;
""" % (add_timestamp))
def loadSignedPreKey(self, signedPreKeyId):
q = "SELECT record FROM signed_prekeys WHERE prekey_id = ?"
cursor = self.dbConn.cursor()
cursor.execute(q, (signedPreKeyId, ))
result = cursor.fetchone()
if not result:
query = 'SELECT record FROM signed_prekeys WHERE prekey_id = ?'
result = self._con.execute(query, (signedPreKeyId, )).fetchone()
if result is None:
raise InvalidKeyIdException("No such signedprekeyrecord! %s " %
signedPreKeyId)
return SignedPreKeyRecord(serialized=result[0])
return SignedPreKeyRecord(serialized=result.record)
def loadSignedPreKeys(self):
q = "SELECT record FROM signed_prekeys"
cursor = self.dbConn.cursor()
cursor.execute(q, )
result = cursor.fetchall()
results = []
for row in result:
results.append(SignedPreKeyRecord(serialized=row[0]))
return results
query = 'SELECT record FROM signed_prekeys'
results = self._con.execute(query).fetchall()
return [SignedPreKeyRecord(serialized=row.record) for row in results]
def storeSignedPreKey(self, signedPreKeyId, signedPreKeyRecord):
q = "INSERT INTO signed_prekeys (prekey_id, record) VALUES(?,?)"
cursor = self.dbConn.cursor()
cursor.execute(q, (signedPreKeyId, signedPreKeyRecord.serialize()))
self.dbConn.commit()
query = 'INSERT INTO signed_prekeys (prekey_id, record) VALUES(?,?)'
self._con.execute(query, (signedPreKeyId,
signedPreKeyRecord.serialize()))
self._con.commit()
def containsSignedPreKey(self, signedPreKeyId):
q = "SELECT record FROM signed_prekeys WHERE prekey_id = ?"
cursor = self.dbConn.cursor()
cursor.execute(q, (signedPreKeyId, ))
return cursor.fetchone() is not None
query = 'SELECT record FROM signed_prekeys WHERE prekey_id = ?'
result = self._con.execute(query, (signedPreKeyId,)).fetchone()
return result is not None
def removeSignedPreKey(self, signedPreKeyId):
q = "DELETE FROM signed_prekeys WHERE prekey_id = ?"
cursor = self.dbConn.cursor()
cursor.execute(q, (signedPreKeyId, ))
self.dbConn.commit()
query = 'DELETE FROM signed_prekeys WHERE prekey_id = ?'
self._con.execute(query, (signedPreKeyId,))
self._con.commit()
def getNextSignedPreKeyId(self):
result = self.getCurrentSignedPreKeyId()
if not result:
if result is None:
return 1 # StartId if no SignedPreKeys exist
else:
return (result % (Medium.MAX_VALUE - 1)) + 1
return (result % (Medium.MAX_VALUE - 1)) + 1
def getCurrentSignedPreKeyId(self):
q = "SELECT MAX(prekey_id) FROM signed_prekeys"
cursor = self.dbConn.cursor()
cursor.execute(q)
result = cursor.fetchone()
if not result:
return None
else:
return result[0]
query = 'SELECT MAX(prekey_id) FROM signed_prekeys'
result = self._con.execute(query).fetchone()
return result.max_prekey_id if result is not None else None
def getSignedPreKeyTimestamp(self, signedPreKeyId):
q = "SELECT strftime('%s', timestamp) FROM " \
"signed_prekeys WHERE prekey_id = ?"
query = '''SELECT strftime('%s', timestamp) FROM
signed_prekeys WHERE prekey_id = ?'''
cursor = self.dbConn.cursor()
cursor.execute(q, (signedPreKeyId, ))
result = cursor.fetchone()
if not result:
raise InvalidKeyIdException("No such signedprekeyrecord! %s " %
result = self._con.execute(query, (signedPreKeyId,)).fetchone()
if result is None:
raise InvalidKeyIdException('No such signedprekeyrecord! %s' %
signedPreKeyId)
return result[0]
return result.formated_time
def removeOldSignedPreKeys(self, timestamp):
q = "DELETE FROM signed_prekeys " \
"WHERE timestamp < datetime(?, 'unixepoch')"
cursor = self.dbConn.cursor()
cursor.execute(q, (timestamp, ))
self.dbConn.commit()
query = '''DELETE FROM signed_prekeys
WHERE timestamp < datetime(?, "unixepoch")'''
self._con.execute(query, (timestamp,))
self._con.commit()
def loadSession(self, recipientId, deviceId):
q = "SELECT record FROM sessions WHERE recipient_id = ? AND device_id = ?"
c = self.dbConn.cursor()
c.execute(q, (recipientId, deviceId))
result = c.fetchone()
if result:
return SessionRecord(serialized=result[0])
else:
query = '''SELECT record FROM sessions WHERE
recipient_id = ? AND device_id = ?'''
result = self._con.execute(query, (recipientId, deviceId)).fetchone()
if result is None:
return SessionRecord()
def getSubDeviceSessions(self, recipientId):
q = "SELECT device_id from sessions WHERE recipient_id = ?"
c = self.dbConn.cursor()
c.execute(q, (recipientId, ))
result = c.fetchall()
deviceIds = [r[0] for r in result]
return deviceIds
return SessionRecord(serialized=result.record)
def getJidFromDevice(self, device_id):
q = "SELECT recipient_id from sessions WHERE device_id = ?"
c = self.dbConn.cursor()
c.execute(q, (device_id, ))
result = c.fetchone()
return result[0].decode('utf-8') if result else None
query = 'SELECT recipient_id from sessions WHERE device_id = ?'
result = self._con.execute(query, (device_id, )).fetchone()
return result.recipient_id if result is not None else None
def getActiveDeviceTuples(self):
q = "SELECT recipient_id, device_id FROM sessions WHERE active = 1"
c = self.dbConn.cursor()
result = []
for row in c.execute(q):
result.append((row[0].decode('utf-8'), row[1]))
return result
query = 'SELECT recipient_id, device_id FROM sessions WHERE active = 1'
return self._con.execute(query).fetchall()
def storeSession(self, recipientId, deviceId, sessionRecord):
self.deleteSession(recipientId, deviceId)
q = "INSERT INTO sessions(recipient_id, device_id, record) VALUES(?,?,?)"
c = self.dbConn.cursor()
c.execute(q, (recipientId, deviceId, sessionRecord.serialize()))
self.dbConn.commit()
query = '''INSERT INTO sessions(recipient_id, device_id, record)
VALUES(?,?,?)'''
self._con.execute(query, (recipientId,
deviceId,
sessionRecord.serialize()))
self._con.commit()
def containsSession(self, recipientId, deviceId):
q = "SELECT record FROM sessions WHERE recipient_id = ? AND device_id = ?"
c = self.dbConn.cursor()
c.execute(q, (recipientId, deviceId))
result = c.fetchone()
query = '''SELECT record FROM sessions
WHERE recipient_id = ? AND device_id = ?'''
result = self._con.execute(query, (recipientId, deviceId)).fetchone()
return result is not None
def deleteSession(self, recipientId, deviceId):
q = "DELETE FROM sessions WHERE recipient_id = ? AND device_id = ?"
self.dbConn.cursor().execute(q, (recipientId, deviceId))
self.dbConn.commit()
query = "DELETE FROM sessions WHERE recipient_id = ? AND device_id = ?"
self._con.execute(query, (recipientId, deviceId))
self._con.commit()
def deleteAllSessions(self, recipientId):
q = "DELETE FROM sessions WHERE recipient_id = ?"
self.dbConn.cursor().execute(q, (recipientId, ))
self.dbConn.commit()
def getAllSessions(self):
q = "SELECT _id, recipient_id, device_id, record, active from sessions"
c = self.dbConn.cursor()
result = []
for row in c.execute(q):
result.append((row[0], row[1].decode('utf-8'), row[2], row[3], row[4]))
return result
query = 'DELETE FROM sessions WHERE recipient_id = ?'
self._con.execute(query, (recipientId,))
self._con.commit()
def getSessionsFromJid(self, recipientId):
q = "SELECT _id, recipient_id, device_id, record, active from sessions" \
" WHERE recipient_id = ?"
c = self.dbConn.cursor()
result = []
for row in c.execute(q, (recipientId,)):
result.append((row[0], row[1].decode('utf-8'), row[2], row[3], row[4]))
return result
query = '''SELECT _id, recipient_id, device_id, record, active
from sessions WHERE recipient_id = ?'''
return self._con.execute(query, (recipientId,)).fetchall()
def getSessionsFromJids(self, recipientId):
q = "SELECT _id, recipient_id, device_id, record, active from sessions" \
" WHERE recipient_id IN ({})" \
.format(', '.join(['?'] * len(recipientId)))
c = self.dbConn.cursor()
result = []
for row in c.execute(q, recipientId):
result.append((row[0], row[1].decode('utf-8'), row[2], row[3], row[4]))
return result
def getSessionsFromJids(self, recipientIds):
query = '''SELECT _id, recipient_id, device_id, record, active from sessions
WHERE recipient_id IN ({})'''.format(
', '.join(['?'] * len(recipientIds)))
return self._con.execute(query, recipientIds).fetchall()
def setActiveState(self, deviceList, jid):
c = self.dbConn.cursor()
query = '''UPDATE sessions SET active = 1
WHERE recipient_id = ? AND device_id IN ({})'''.format(
', '.join(['?'] * len(deviceList)))
self._con.execute(query, (jid,) + tuple(deviceList))
q = "UPDATE sessions SET active = {} " \
"WHERE recipient_id = '{}' AND device_id IN ({})" \
.format(1, jid, ', '.join(['?'] * len(deviceList)))
c.execute(q, deviceList)
q = "UPDATE sessions SET active = {} " \
"WHERE recipient_id = '{}' AND device_id NOT IN ({})" \
.format(0, jid, ', '.join(['?'] * len(deviceList)))
c.execute(q, deviceList)
self.dbConn.commit()
query = '''UPDATE sessions SET active = 0
WHERE recipient_id = ? AND device_id NOT IN ({})'''.format(
', '.join(['?'] * len(deviceList)))
self._con.execute(query, (jid,) + tuple(deviceList))
self._con.commit()
def getInactiveSessionsKeys(self, recipientId):
q = "SELECT record FROM sessions WHERE active = 0 AND recipient_id = ?"
c = self.dbConn.cursor()
result = []
for row in c.execute(q, (recipientId,)):
public_key = (SessionRecord(serialized=row[0]).
query = '''SELECT record FROM sessions
WHERE active = 0 AND recipient_id = ?'''
result = self._con.execute(query, (recipientId,)).fetchall()
results = []
for row in result:
public_key = (SessionRecord(serialized=row.record).
getSessionState().getRemoteIdentityKey().
getPublicKey())
result.append(public_key.serialize())
return result
results.append(public_key.serialize())
return results
def loadPreKey(self, preKeyId):
q = "SELECT record FROM prekeys WHERE prekey_id = ?"
query = '''SELECT record FROM prekeys WHERE prekey_id = ?'''
cursor = self.dbConn.cursor()
cursor.execute(q, (preKeyId, ))
result = cursor.fetchone()
if not result:
result = self._con.execute(query, (preKeyId,)).fetchone()
if result is None:
raise Exception("No such prekeyRecord!")
return PreKeyRecord(serialized=result[0])
return PreKeyRecord(serialized=result.record)
def loadPendingPreKeys(self):
q = "SELECT record FROM prekeys"
cursor = self.dbConn.cursor()
cursor.execute(q)
result = cursor.fetchall()
return [PreKeyRecord(serialized=r[0]) for r in result]
query = '''SELECT record FROM prekeys'''
result = self._con.execute(query).fetchall()
return [PreKeyRecord(serialized=row.record) for row in result]
def storePreKey(self, preKeyId, preKeyRecord):
q = "INSERT INTO prekeys (prekey_id, record) VALUES(?,?)"
cursor = self.dbConn.cursor()
cursor.execute(q, (preKeyId, preKeyRecord.serialize()))
self.dbConn.commit()
query = 'INSERT INTO prekeys (prekey_id, record) VALUES(?,?)'
self._con.execute(query, (preKeyId, preKeyRecord.serialize()))
self._con.commit()
def containsPreKey(self, preKeyId):
q = "SELECT record FROM prekeys WHERE prekey_id = ?"
cursor = self.dbConn.cursor()
cursor.execute(q, (preKeyId, ))
return cursor.fetchone() is not None
query = 'SELECT record FROM prekeys WHERE prekey_id = ?'
result = self._con.execute(query, (preKeyId,)).fetchone()
return result is not None
def removePreKey(self, preKeyId):
q = "DELETE FROM prekeys WHERE prekey_id = ?"
cursor = self.dbConn.cursor()
cursor.execute(q, (preKeyId, ))
self.dbConn.commit()
query = 'DELETE FROM prekeys WHERE prekey_id = ?'
self._con.execute(query, (preKeyId,))
self._con.commit()
def getCurrentPreKeyId(self):
q = "SELECT MAX(prekey_id) FROM prekeys"
cursor = self.dbConn.cursor()
cursor.execute(q)
return cursor.fetchone()[0]
query = 'SELECT MAX(prekey_id) FROM prekeys'
return self._con.execute(query).fetchone().max_prekey_id
def getPreKeyCount(self):
q = "SELECT COUNT(prekey_id) FROM prekeys"
cursor = self.dbConn.cursor()
cursor.execute(q)
return cursor.fetchone()[0]
query = 'SELECT COUNT(prekey_id) FROM prekeys'
return self._con.execute(query).fetchone().count_prekey_id
def generateNewPreKeys(self, count):
startId = self.getCurrentPreKeyId() + 1
preKeys = KeyHelper.generatePreKeys(startId, count)
start_id = self.getCurrentPreKeyId() + 1
pre_keys = KeyHelper.generatePreKeys(start_id, count)
for preKey in preKeys:
self.storePreKey(preKey.getId(), preKey)
for pre_key in pre_keys:
self.storePreKey(pre_key.getId(), pre_key)
def getIdentityKeyPair(self):
q = "SELECT public_key, private_key FROM identities " + \
"WHERE recipient_id = -1"
c = self.dbConn.cursor()
c.execute(q)
result = c.fetchone()
query = '''SELECT public_key, private_key FROM identities
WHERE recipient_id = -1'''
result = self._con.execute(query).fetchone()
publicKey, privateKey = result
return IdentityKeyPair(
IdentityKey(DjbECPublicKey(publicKey[1:])),
DjbECPrivateKey(privateKey))
IdentityKey(DjbECPublicKey(result.public_key[1:])),
DjbECPrivateKey(result.private_key))
def getLocalRegistrationId(self):
q = "SELECT registration_id FROM identities WHERE recipient_id = -1"
c = self.dbConn.cursor()
c.execute(q)
result = c.fetchone()
return result[0] if result else None
query = 'SELECT registration_id FROM identities WHERE recipient_id = -1'
result = self._con.execute(query).fetchone()
return result.registration_id if result is not None else None
def storeLocalData(self, registrationId, identityKeyPair):
q = "INSERT INTO identities( " + \
"recipient_id, registration_id, public_key, private_key) " + \
"VALUES(-1, ?, ?, ?)"
c = self.dbConn.cursor()
c.execute(q,
(registrationId,
identityKeyPair.getPublicKey().getPublicKey().serialize(),
identityKeyPair.getPrivateKey().serialize()))
query = '''INSERT INTO identities(
recipient_id, registration_id, public_key, private_key)
VALUES(-1, ?, ?, ?)'''
self.dbConn.commit()
public_key = identityKeyPair.getPublicKey().getPublicKey().serialize()
private_key = identityKeyPair.getPrivateKey().serialize()
self._con.execute(query, (registrationId, public_key, private_key))
self._con.commit()
def saveIdentity(self, recipientId, identityKey):
q = "INSERT INTO identities (recipient_id, public_key, trust) " \
"VALUES(?, ?, ?)"
c = self.dbConn.cursor()
query = '''INSERT INTO identities (recipient_id, public_key, trust)
VALUES(?, ?, ?)'''
if not self.containsIdentity(recipientId, identityKey):
self._con.execute(query, (recipientId,
identityKey.getPublicKey().serialize(),
UNDECIDED))
self._con.commit()
if not self.getIdentity(recipientId, identityKey):
c.execute(q, (recipientId,
identityKey.getPublicKey().serialize(),
UNDECIDED))
self.dbConn.commit()
def containsIdentity(self, recipientId, identityKey):
query = '''SELECT * FROM identities WHERE recipient_id = ?
AND public_key = ?'''
def getIdentity(self, recipientId, identityKey):
q = "SELECT * FROM identities WHERE recipient_id = ? " \
"AND public_key = ?"
c = self.dbConn.cursor()
c.execute(q, (recipientId, identityKey.getPublicKey().serialize()))
result = c.fetchone()
public_key = identityKey.getPublicKey().serialize()
result = self._con.execute(query, (recipientId,
public_key)).fetchone()
return result is not None
def deleteIdentity(self, recipientId, identityKey):
q = "DELETE FROM identities WHERE recipient_id = ? AND public_key = ?"
c = self.dbConn.cursor()
c.execute(q, (recipientId,
identityKey.getPublicKey().serialize()))
self.dbConn.commit()
query = '''DELETE FROM identities
WHERE recipient_id = ? AND public_key = ?'''
public_key = identityKey.getPublicKey().serialize()
self._con.execute(query, (recipientId, public_key))
self._con.commit()
def isTrustedIdentity(self, recipientId, identityKey):
q = "SELECT trust FROM identities WHERE recipient_id = ? " \
"AND public_key = ?"
c = self.dbConn.cursor()
c.execute(q, (recipientId, identityKey.getPublicKey().serialize()))
result = c.fetchone()
query = '''SELECT trust FROM identities WHERE recipient_id = ?
AND public_key = ?'''
public_key = identityKey.getPublicKey().serialize()
result = self._con.execute(query, (recipientId, public_key)).fetchone()
if result is None:
return True
states = [UNTRUSTED, TRUSTED, UNDECIDED]
if result and result[0] in states:
return result[0]
else:
return True
if result.trust in states:
return result.trust
return False
def getAllFingerprints(self):
q = "SELECT _id, recipient_id, public_key, trust FROM identities " \
"WHERE recipient_id != -1 ORDER BY recipient_id ASC"
c = self.dbConn.cursor()
result = []
for row in c.execute(q):
result.append((row[0], row[1], row[2], row[3]))
return result
query = '''SELECT _id, recipient_id, public_key, trust FROM identities
WHERE recipient_id != -1 ORDER BY recipient_id ASC'''
return self._con.execute(query).fetchall()
def getFingerprints(self, jid):
q = "SELECT _id, recipient_id, public_key, trust FROM identities " \
"WHERE recipient_id =? ORDER BY trust ASC"
c = self.dbConn.cursor()
result = []
c.execute(q, (jid,))
rows = c.fetchall()
for row in rows:
result.append((row[0], row[1], row[2], row[3]))
return result
query = '''SELECT _id, recipient_id, public_key, trust FROM identities
WHERE recipient_id =? ORDER BY trust ASC'''
return self._con.execute(query, (jid,)).fetchall()
def getTrustedFingerprints(self, jid):
q = "SELECT public_key FROM identities WHERE recipient_id = ? AND trust = ?"
c = self.dbConn.cursor()
result = []
c.execute(q, (jid, TRUSTED))
rows = c.fetchall()
for row in rows:
result.append(row[0])
return result
query = '''SELECT public_key FROM identities
WHERE recipient_id = ? AND trust = ?'''
result = self._con.execute(query, (jid, TRUSTED)).fetchall()
return [row.public_key for row in result]
def getUndecidedFingerprints(self, jid):
q = "SELECT trust FROM identities WHERE recipient_id = ? AND trust = ?"
c = self.dbConn.cursor()
result = []
c.execute(q, (jid, UNDECIDED))
result = c.fetchall()
return result
query = '''SELECT trust FROM identities
WHERE recipient_id = ? AND trust = ?'''
return self._con.execute(query, (jid, UNDECIDED)).fetchall()
def getNewFingerprints(self, jid):
q = "SELECT _id FROM identities WHERE shown = 0 AND " \
"recipient_id = ?"
c = self.dbConn.cursor()
result = []
for row in c.execute(q, (jid,)):
result.append(row[0])
return result
query = '''SELECT _id FROM identities WHERE shown = 0
AND recipient_id = ?'''
result = self._con.execute(query, (jid,)).fetchall()
return [row.id for row in result]
def setShownFingerprints(self, fingerprints):
q = "UPDATE identities SET shown = 1 WHERE _id IN ({})" \
.format(', '.join(['?'] * len(fingerprints)))
c = self.dbConn.cursor()
c.execute(q, fingerprints)
self.dbConn.commit()
query = 'UPDATE identities SET shown = 1 WHERE _id IN ({})'.format(
', '.join(['?'] * len(fingerprints)))
self._con.execute(query, fingerprints)
self._con.commit()
def setTrust(self, identityKey, trust):
q = "UPDATE identities SET trust = ? WHERE public_key = ?"
c = self.dbConn.cursor()
c.execute(q, (trust, identityKey.getPublicKey().serialize()))
self.dbConn.commit()
query = 'UPDATE identities SET trust = ? WHERE public_key = ?'
public_key = identityKey.getPublicKey().serialize()
self._con.execute(query, (trust, public_key))
self._con.commit()
def activate(self, jid):
q = """INSERT OR REPLACE INTO encryption_state (jid, encryption)
VALUES (?, 1) """
query = '''INSERT OR REPLACE INTO encryption_state (jid, encryption)
VALUES (?, 1)'''
c = self.dbConn.cursor()
c.execute(q, (jid, ))
self.dbConn.commit()
self._con.execute(query, (jid,))
self._con.commit()
def deactivate(self, jid):
q = """INSERT OR REPLACE INTO encryption_state (jid, encryption)
VALUES (?, 0)"""
query = '''INSERT OR REPLACE INTO encryption_state (jid, encryption)
VALUES (?, 0)'''
c = self.dbConn.cursor()
c.execute(q, (jid, ))
self.dbConn.commit()
self._con.execute(query, (jid, ))
self._con.commit()
def is_active(self, jid):
q = 'SELECT encryption FROM encryption_state where jid = ?;'
c = self.dbConn.cursor()
c.execute(q, (jid, ))
result = c.fetchone()
if result is None:
return False
return result[0]
query = 'SELECT encryption FROM encryption_state where jid = ?'
result = self._con.execute(query, (jid,)).fetchone()
return result.encryption if result is not None else False
def exist(self, jid):
q = 'SELECT encryption FROM encryption_state where jid = ?;'
c = self.dbConn.cursor()
c.execute(q, (jid, ))
result = c.fetchone()
if result is None:
return False
else:
return True
query = 'SELECT encryption FROM encryption_state where jid = ?'
result = self._con.execute(query, (jid,)).fetchone()
return result is not None

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@@ -17,8 +17,6 @@
import logging
import time
import binascii
import textwrap
from collections import defaultdict
from nbxmpp.structs import OMEMOBundle
@@ -53,14 +51,15 @@ UNDECIDED = 2
class OmemoState:
def __init__(self, own_jid, db_con, account, xmpp_con):
def __init__(self, own_jid, db_path, account, xmpp_con):
self.account = account
self.xmpp_con = xmpp_con
self._session_ciphers = defaultdict(dict)
self.own_jid = own_jid
self.device_ids = {}
self.own_devices = []
self.store = LiteAxolotlStore(db_con)
self.store = LiteAxolotlStore(db_path)
for jid, device_id in self.store.getActiveDeviceTuples():
if jid != own_jid:
self.add_device(jid, device_id)

View File

@@ -19,7 +19,6 @@
import os
import time
import logging
import sqlite3
import nbxmpp
from nbxmpp.protocol import NodeProcessed
@@ -30,7 +29,6 @@ from nbxmpp.structs import StanzaHandler
from nbxmpp.modules.omemo import create_omemo_message
from gajim.common import app
from gajim.common import ged
from gajim.common import helpers
from gajim.common import configpaths
from gajim.common.nec import NetworkEvent
@@ -117,9 +115,7 @@ class OMEMO(BaseModule):
def __get_omemo(self):
data_dir = configpaths.get('MY_DATA')
db_path = os.path.join(data_dir, 'omemo_' + self.own_jid + '.db')
conn = sqlite3.connect(db_path, check_same_thread=False)
conn.execute("PRAGMA secure_delete=1")
return OmemoState(self.own_jid, conn, self._account, self)
return OmemoState(self.own_jid, db_path, self._account, self)
def on_signed_in(self):
log.info('%s => Announce Support after Sign In', self._account)