124 lines
4.5 KiB
Python
124 lines
4.5 KiB
Python
'''
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Onionr - P2P Microblogging Platform & Social network
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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'''
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import sqlite3, os, time, math, gnupg, base64, tarfile, getpass, simplecrypt
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from Crypto.Cipher import AES
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from Crypto import Random
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class Core:
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def __init__(self):
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self.queueDB = 'data/queue.db'
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self.peerDB = 'data/peers.db'
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#self.daemonQueue() # Call to create the DB if it doesn't exist
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return
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def generateMainPGP(self):
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# Generate main pgp key
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gpg = gnupg.GPG(gnupghome='data/pgp/')
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input_data = gpg.gen_key_input(key_type="RSA", key_length=2048, name_real='anon', name_comment='Onionr key', name_email='anon@onionr')
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key = gpg.gen_key(input_data)
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return
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def addPeer(self, peerID, name=''):
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# This function simply adds a peer to the DB
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conn = sqlite3.connect(self.peerDB)
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c = conn.cursor()
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t = (peerID, name, 'unknown')
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c.execute('Insert into users (id, name, dateSeen) values(?, ?, ?);', t)
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conn.commit()
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conn.close()
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return True
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def createPeerDB(self):
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# generate the peer database
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conn = sqlite3.connect(self.peerDB)
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c = conn.cursor()
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c.execute('''
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create table users(
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ID text not null,
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name text,
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pgpKey text,
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hmacKey text,
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forwardKey text,
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dateSeen not null,
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trust int);
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''')
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conn.commit()
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conn.close()
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def dataDirEncrypt(self, password):
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# Encrypt data directory (don't delete it in this function)
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if os.path.exists('data.tar'):
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os.remove('data.tar')
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tar = tarfile.open("data.tar", "w")
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for name in ['data']:
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tar.add(name)
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tar.close()
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tarData = open('data.tar', 'r', encoding = "ISO-8859-1").read()
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encrypted = simplecrypt.encrypt(password, tarData)
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open('data-encrypted.dat', 'wb').write(encrypted)
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os.remove('data.tar')
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return
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def dataDirDecrypt(self, password):
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# Decrypt data directory
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if not os.path.exists('data-encrypted.dat'):
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return (False, 'encrypted archive does not exist')
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data = open('data-encrypted.dat', 'rb').read()
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try:
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decrypted = simplecrypt.decrypt(password, data)
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except simplecrypt.DecryptionException:
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return (False, 'wrong password (or corrupted archive)')
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else:
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open('data.tar', 'wb').write(decrypted)
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tar = tarfile.open('data.tar')
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tar.extractall()
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tar.close()
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return (True, '')
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def daemonQueue(self):
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# This function intended to be used by the client
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# Queue to exchange data between "client" and server.
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retData = False
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if not os.path.exists(self.queueDB):
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conn = sqlite3.connect(self.queueDB)
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c = conn.cursor()
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# Create table
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c.execute('''CREATE TABLE commands
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(id integer primary key autoincrement, command text, data text, date text)''')
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conn.commit()
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else:
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conn = sqlite3.connect(self.queueDB)
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c = conn.cursor()
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for row in c.execute('SELECT command, data, date, min(ID) FROM commands group by id'):
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retData = row
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break
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if retData != False:
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c.execute('delete from commands where id = ?', (retData[3],))
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conn.commit()
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conn.close()
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return retData
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def daemonQueueAdd(self, command, data=''):
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# Intended to be used by the web server
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date = math.floor(time.time())
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conn = sqlite3.connect(self.queueDB)
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c = conn.cursor()
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t = (command, data, date)
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c.execute('INSERT into commands (command, data, date) values (?, ?, ?)', t)
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conn.commit()
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conn.close()
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return |