Module onionr.onionrsetup.dbcreator

Onionr - Private P2P Communication

DBCreator, creates sqlite3 databases used by Onionr

'''
    Onionr - Private P2P Communication

    DBCreator, creates sqlite3 databases used by Onionr
'''
'''
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <https://www.gnu.org/licenses/>.
'''
import sqlite3, os
from coredb import dbfiles
import filepaths

def createAddressDB():
    '''
        Generate the address database

        types:
            1: I2P b32 address
            2: Tor v2 (like facebookcorewwwi.onion)
            3: Tor v3
    '''
    if os.path.exists(dbfiles.address_info_db):
        raise FileExistsError("Address database already exists")
    conn = sqlite3.connect(dbfiles.address_info_db)
    c = conn.cursor()
    c.execute('''CREATE TABLE adders(
        address text,
        type int,
        knownPeer text,
        speed int,
        success int,
        powValue text,
        failure int,
        lastConnect int,
        lastConnectAttempt int,
        trust int,
        introduced int
        );
    ''')
    conn.commit()
    conn.close()

def createPeerDB():
    '''
        Generate the peer sqlite3 database and populate it with the peers table.
    '''
    if os.path.exists(dbfiles.user_id_info_db):
        raise FileExistsError("User database already exists")
    # generate the peer database
    conn = sqlite3.connect(dbfiles.user_id_info_db)
    c = conn.cursor()
    c.execute('''CREATE TABLE peers(
        ID text not null,
        name text,
        adders text,
        dateSeen not null,
        trust int,
        hashID text);
    ''')
    c.execute('''CREATE TABLE forwardKeys(
    peerKey text not null,
    forwardKey text not null,
    date int not null,
    expire int not null
    );''')
    conn.commit()
    conn.close()
    return

def createBlockDB():
    '''
        Create a database for blocks

        hash         - the hash of a block
        dateReceived - the date the block was recieved, not necessarily when it was created
        decrypted    - if we can successfully decrypt the block (does not describe its current state)
        dataType     - data type of the block
        dataFound    - if the data has been found for the block
        dataSaved    - if the data has been saved for the block
        sig    - optional signature by the author (not optional if author is specified)
        author       - multi-round partial sha3-256 hash of authors public key
        dateClaimed  - timestamp claimed inside the block, only as trustworthy as the block author is
        expire int   - block expire date in epoch
    '''
    if os.path.exists(dbfiles.block_meta_db):
        raise FileExistsError("Block database already exists")
    conn = sqlite3.connect(dbfiles.block_meta_db)
    c = conn.cursor()
    c.execute('''CREATE TABLE hashes(
        hash text not null,
        dateReceived int,
        decrypted int,
        dataType text,
        dataFound int,
        dataSaved int,
        sig text,
        author text,
        dateClaimed int,
        expire int
        );
    ''')
    conn.commit()
    conn.close()
    return

def createBlockDataDB():
    if os.path.exists(dbfiles.block_data_db):
        raise FileExistsError("Block data database already exists")
    else:
        if not os.path.exists(filepaths.block_data_location):
            os.mkdir(filepaths.block_data_location)
    conn = sqlite3.connect(dbfiles.block_data_db)
    c = conn.cursor()
    c.execute('''CREATE TABLE blockData(
        hash text not null,
        data blob not null
        );
    ''')
    conn.commit()
    conn.close()

def createForwardKeyDB():
    '''
        Create the forward secrecy key db (*for *OUR* keys*)
    '''
    if os.path.exists(dbfiles.forward_keys_db):
        raise FileExistsError("Block database already exists")
    conn = sqlite3.connect(dbfiles.forward_keys_db)
    c = conn.cursor()
    c.execute('''CREATE TABLE myForwardKeys(
        peer text not null,
        publickey text not null,
        privatekey text not null,
        date int not null,
        expire int not null
        );
    ''')
    conn.commit()
    conn.close()
    return

def createDaemonDB():
    '''
        Create the daemon queue database
    '''
    if os.path.exists(dbfiles.daemon_queue_db):
        raise FileExistsError("Daemon queue db already exists")
    conn = sqlite3.connect(dbfiles.daemon_queue_db, timeout=10)
    c = conn.cursor()
    # Create table
    c.execute('''CREATE TABLE commands (id integer primary key autoincrement, command text, data text, date text, responseID text)''')
    conn.commit()
    conn.close()

def create_blacklist_db():
    if os.path.exists(dbfiles.blacklist_db):
        raise FileExistsError("Blacklist db already exists")
    conn = sqlite3.connect(dbfiles.blacklist_db, timeout=10)
    c = conn.cursor()
    # Create table
    c.execute('''CREATE TABLE blacklist(
            hash text primary key not null,
            dataType int,
            blacklistDate int,
            expire int
            );
        ''')
    conn.commit()
    conn.close()


create_funcs = [createAddressDB, createPeerDB, createBlockDB, createBlockDataDB, createForwardKeyDB, createDaemonDB, create_blacklist_db]

Functions

def createAddressDB()

Generate the address database

types: 1: I2P b32 address 2: Tor v2 (like facebookcorewwwi.onion) 3: Tor v3

Source code

def createAddressDB():
    '''
        Generate the address database

        types:
            1: I2P b32 address
            2: Tor v2 (like facebookcorewwwi.onion)
            3: Tor v3
    '''
    if os.path.exists(dbfiles.address_info_db):
        raise FileExistsError("Address database already exists")
    conn = sqlite3.connect(dbfiles.address_info_db)
    c = conn.cursor()
    c.execute('''CREATE TABLE adders(
        address text,
        type int,
        knownPeer text,
        speed int,
        success int,
        powValue text,
        failure int,
        lastConnect int,
        lastConnectAttempt int,
        trust int,
        introduced int
        );
    ''')
    conn.commit()
    conn.close()

def createBlockDB()

Create a database for blocks

hash - the hash of a block dateReceived - the date the block was recieved, not necessarily when it was created decrypted - if we can successfully decrypt the block (does not describe its current state) dataType - data type of the block dataFound - if the data has been found for the block dataSaved - if the data has been saved for the block sig - optional signature by the author (not optional if author is specified) author - multi-round partial sha3-256 hash of authors public key dateClaimed - timestamp claimed inside the block, only as trustworthy as the block author is expire int - block expire date in epoch

Source code

def createBlockDB():
    '''
        Create a database for blocks

        hash         - the hash of a block
        dateReceived - the date the block was recieved, not necessarily when it was created
        decrypted    - if we can successfully decrypt the block (does not describe its current state)
        dataType     - data type of the block
        dataFound    - if the data has been found for the block
        dataSaved    - if the data has been saved for the block
        sig    - optional signature by the author (not optional if author is specified)
        author       - multi-round partial sha3-256 hash of authors public key
        dateClaimed  - timestamp claimed inside the block, only as trustworthy as the block author is
        expire int   - block expire date in epoch
    '''
    if os.path.exists(dbfiles.block_meta_db):
        raise FileExistsError("Block database already exists")
    conn = sqlite3.connect(dbfiles.block_meta_db)
    c = conn.cursor()
    c.execute('''CREATE TABLE hashes(
        hash text not null,
        dateReceived int,
        decrypted int,
        dataType text,
        dataFound int,
        dataSaved int,
        sig text,
        author text,
        dateClaimed int,
        expire int
        );
    ''')
    conn.commit()
    conn.close()
    return

def createBlockDataDB()

Source code

def createBlockDataDB():
    if os.path.exists(dbfiles.block_data_db):
        raise FileExistsError("Block data database already exists")
    else:
        if not os.path.exists(filepaths.block_data_location):
            os.mkdir(filepaths.block_data_location)
    conn = sqlite3.connect(dbfiles.block_data_db)
    c = conn.cursor()
    c.execute('''CREATE TABLE blockData(
        hash text not null,
        data blob not null
        );
    ''')
    conn.commit()
    conn.close()

def createDaemonDB()

Create the daemon queue database

Source code

def createDaemonDB():
    '''
        Create the daemon queue database
    '''
    if os.path.exists(dbfiles.daemon_queue_db):
        raise FileExistsError("Daemon queue db already exists")
    conn = sqlite3.connect(dbfiles.daemon_queue_db, timeout=10)
    c = conn.cursor()
    # Create table
    c.execute('''CREATE TABLE commands (id integer primary key autoincrement, command text, data text, date text, responseID text)''')
    conn.commit()
    conn.close()

def createForwardKeyDB()

Create the forward secrecy key db (for OUR keys)

Source code

def createForwardKeyDB():
    '''
        Create the forward secrecy key db (*for *OUR* keys*)
    '''
    if os.path.exists(dbfiles.forward_keys_db):
        raise FileExistsError("Block database already exists")
    conn = sqlite3.connect(dbfiles.forward_keys_db)
    c = conn.cursor()
    c.execute('''CREATE TABLE myForwardKeys(
        peer text not null,
        publickey text not null,
        privatekey text not null,
        date int not null,
        expire int not null
        );
    ''')
    conn.commit()
    conn.close()
    return

def createPeerDB()

Generate the peer sqlite3 database and populate it with the peers table.

Source code

def createPeerDB():
    '''
        Generate the peer sqlite3 database and populate it with the peers table.
    '''
    if os.path.exists(dbfiles.user_id_info_db):
        raise FileExistsError("User database already exists")
    # generate the peer database
    conn = sqlite3.connect(dbfiles.user_id_info_db)
    c = conn.cursor()
    c.execute('''CREATE TABLE peers(
        ID text not null,
        name text,
        adders text,
        dateSeen not null,
        trust int,
        hashID text);
    ''')
    c.execute('''CREATE TABLE forwardKeys(
    peerKey text not null,
    forwardKey text not null,
    date int not null,
    expire int not null
    );''')
    conn.commit()
    conn.close()
    return

def create_blacklist_db()

Source code

def create_blacklist_db():
    if os.path.exists(dbfiles.blacklist_db):
        raise FileExistsError("Blacklist db already exists")
    conn = sqlite3.connect(dbfiles.blacklist_db, timeout=10)
    c = conn.cursor()
    # Create table
    c.execute('''CREATE TABLE blacklist(
            hash text primary key not null,
            dataType int,
            blacklistDate int,
            expire int
            );
        ''')
    conn.commit()
    conn.close()