473 lines
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473 lines
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<main>
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<article id="content">
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<header>
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<h1 class="title">Module <code>src.onionrblocks.onionrblacklist</code></h1>
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</header>
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<section id="section-intro">
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<p>Onionr - Private P2P Communication.</p>
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<p>Handle maintenance of a blacklist database, for blocks and peers</p>
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<details class="source">
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<summary>
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<span>Expand source code</span>
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</summary>
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<pre><code class="python">"""Onionr - Private P2P Communication.
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Handle maintenance of a blacklist database, for blocks and peers
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"""
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import sqlite3
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import os
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from onionrplugins.onionrevents import event
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import onionrcrypto
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from onionrutils import epoch, bytesconverter
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from coredb import dbfiles
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"""
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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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class OnionrBlackList:
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def __init__(self):
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self.blacklistDB = dbfiles.blacklist_db
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if not os.path.exists(dbfiles.blacklist_db):
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self.generateDB()
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return
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def inBlacklist(self, data):
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hashed = bytesconverter.bytes_to_str(onionrcrypto.hashers.sha3_hash(data))
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retData = False
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if not hashed.isalnum():
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raise Exception("Hashed data is not alpha numeric")
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if len(hashed) > 64:
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raise Exception("Hashed data is too large")
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for i in self._dbExecute("SELECT * FROM blacklist WHERE hash = ?", (hashed,)):
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retData = True # this only executes if an entry is present by that hash
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break
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return retData
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def _dbExecute(self, toExec, params = ()):
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conn = sqlite3.connect(self.blacklistDB)
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c = conn.cursor()
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retData = c.execute(toExec, params)
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conn.commit()
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return retData
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def deleteBeforeDate(self, date):
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# TODO, delete blacklist entries before date
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return
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def deleteExpired(self, dataType=0):
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"""Delete expired entries"""
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deleteList = []
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curTime = epoch.get_epoch()
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try:
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int(dataType)
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except AttributeError:
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raise TypeError("dataType must be int")
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for i in self._dbExecute('SELECT * FROM blacklist WHERE dataType = ?', (dataType,)):
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if i[1] == dataType:
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if (curTime - i[2]) >= i[3]:
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deleteList.append(i[0])
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for thing in deleteList:
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self._dbExecute("DELETE FROM blacklist WHERE hash = ?", (thing,))
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def generateDB(self):
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return
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def clearDB(self):
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self._dbExecute("""DELETE FROM blacklist;""")
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def getList(self):
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data = self._dbExecute('SELECT * FROM blacklist')
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myList = []
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for i in data:
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myList.append(i[0])
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return myList
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def addToDB(self, data, dataType=0, expire=0):
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"""Add to the blacklist. Intended to be block hash, block data, peers, or transport addresses
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0=block
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1=peer
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2=pubkey
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"""
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# we hash the data so we can remove data entirely from our node's disk
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hashed = bytesconverter.bytes_to_str(onionrcrypto.hashers.sha3_hash(data))
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event('blacklist_add', data={'data': data, 'hash': hashed})
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if len(hashed) > 64:
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raise Exception("Hashed data is too large")
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if not hashed.isalnum():
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raise Exception("Hashed data is not alpha numeric")
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try:
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int(dataType)
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except ValueError:
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raise Exception("dataType is not int")
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try:
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int(expire)
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except ValueError:
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raise Exception("expire is not int")
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if self.inBlacklist(hashed):
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return
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insert = (hashed,)
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blacklistDate = epoch.get_epoch()
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try:
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self._dbExecute("INSERT INTO blacklist (hash, dataType, blacklistDate, expire) VALUES(?, ?, ?, ?);", (str(hashed), dataType, blacklistDate, expire))
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except sqlite3.IntegrityError:
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pass</code></pre>
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</details>
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</section>
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<section>
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</section>
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<section>
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</section>
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<section>
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</section>
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<section>
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<h2 class="section-title" id="header-classes">Classes</h2>
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<dl>
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<dt id="src.onionrblocks.onionrblacklist.OnionrBlackList"><code class="flex name class">
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<span>class <span class="ident">OnionrBlackList</span></span>
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</code></dt>
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<dd>
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<section class="desc"></section>
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<details class="source">
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<summary>
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<span>Expand source code</span>
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</summary>
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<pre><code class="python">class OnionrBlackList:
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def __init__(self):
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self.blacklistDB = dbfiles.blacklist_db
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if not os.path.exists(dbfiles.blacklist_db):
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self.generateDB()
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return
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def inBlacklist(self, data):
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hashed = bytesconverter.bytes_to_str(onionrcrypto.hashers.sha3_hash(data))
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retData = False
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if not hashed.isalnum():
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raise Exception("Hashed data is not alpha numeric")
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if len(hashed) > 64:
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raise Exception("Hashed data is too large")
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for i in self._dbExecute("SELECT * FROM blacklist WHERE hash = ?", (hashed,)):
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retData = True # this only executes if an entry is present by that hash
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break
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return retData
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def _dbExecute(self, toExec, params = ()):
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conn = sqlite3.connect(self.blacklistDB)
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c = conn.cursor()
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retData = c.execute(toExec, params)
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conn.commit()
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return retData
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def deleteBeforeDate(self, date):
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# TODO, delete blacklist entries before date
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return
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def deleteExpired(self, dataType=0):
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"""Delete expired entries"""
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deleteList = []
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curTime = epoch.get_epoch()
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try:
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int(dataType)
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except AttributeError:
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raise TypeError("dataType must be int")
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for i in self._dbExecute('SELECT * FROM blacklist WHERE dataType = ?', (dataType,)):
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if i[1] == dataType:
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if (curTime - i[2]) >= i[3]:
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deleteList.append(i[0])
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for thing in deleteList:
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self._dbExecute("DELETE FROM blacklist WHERE hash = ?", (thing,))
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def generateDB(self):
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return
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def clearDB(self):
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self._dbExecute("""DELETE FROM blacklist;""")
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def getList(self):
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data = self._dbExecute('SELECT * FROM blacklist')
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myList = []
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for i in data:
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myList.append(i[0])
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return myList
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def addToDB(self, data, dataType=0, expire=0):
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"""Add to the blacklist. Intended to be block hash, block data, peers, or transport addresses
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0=block
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1=peer
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2=pubkey
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"""
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# we hash the data so we can remove data entirely from our node's disk
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hashed = bytesconverter.bytes_to_str(onionrcrypto.hashers.sha3_hash(data))
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event('blacklist_add', data={'data': data, 'hash': hashed})
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if len(hashed) > 64:
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raise Exception("Hashed data is too large")
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if not hashed.isalnum():
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raise Exception("Hashed data is not alpha numeric")
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try:
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int(dataType)
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except ValueError:
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raise Exception("dataType is not int")
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try:
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int(expire)
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except ValueError:
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raise Exception("expire is not int")
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if self.inBlacklist(hashed):
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return
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insert = (hashed,)
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blacklistDate = epoch.get_epoch()
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try:
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self._dbExecute("INSERT INTO blacklist (hash, dataType, blacklistDate, expire) VALUES(?, ?, ?, ?);", (str(hashed), dataType, blacklistDate, expire))
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except sqlite3.IntegrityError:
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pass</code></pre>
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</details>
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<h3>Methods</h3>
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<dl>
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<dt id="src.onionrblocks.onionrblacklist.OnionrBlackList.addToDB"><code class="name flex">
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<span>def <span class="ident">addToDB</span></span>(<span>self, data, dataType=0, expire=0)</span>
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</code></dt>
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<dd>
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<section class="desc"><p>Add to the blacklist. Intended to be block hash, block data, peers, or transport addresses
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0=block
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1=peer
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2=pubkey</p></section>
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<details class="source">
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<summary>
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<span>Expand source code</span>
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</summary>
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<pre><code class="python">def addToDB(self, data, dataType=0, expire=0):
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"""Add to the blacklist. Intended to be block hash, block data, peers, or transport addresses
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0=block
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1=peer
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2=pubkey
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"""
|
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# we hash the data so we can remove data entirely from our node's disk
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hashed = bytesconverter.bytes_to_str(onionrcrypto.hashers.sha3_hash(data))
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event('blacklist_add', data={'data': data, 'hash': hashed})
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if len(hashed) > 64:
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raise Exception("Hashed data is too large")
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|
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if not hashed.isalnum():
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raise Exception("Hashed data is not alpha numeric")
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try:
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int(dataType)
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except ValueError:
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raise Exception("dataType is not int")
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try:
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int(expire)
|
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except ValueError:
|
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raise Exception("expire is not int")
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if self.inBlacklist(hashed):
|
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return
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insert = (hashed,)
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blacklistDate = epoch.get_epoch()
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try:
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self._dbExecute("INSERT INTO blacklist (hash, dataType, blacklistDate, expire) VALUES(?, ?, ?, ?);", (str(hashed), dataType, blacklistDate, expire))
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except sqlite3.IntegrityError:
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pass</code></pre>
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</details>
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</dd>
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<dt id="src.onionrblocks.onionrblacklist.OnionrBlackList.clearDB"><code class="name flex">
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<span>def <span class="ident">clearDB</span></span>(<span>self)</span>
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</code></dt>
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<dd>
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<section class="desc"></section>
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|
<details class="source">
|
|
<summary>
|
|
<span>Expand source code</span>
|
|
</summary>
|
|
<pre><code class="python">def clearDB(self):
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self._dbExecute("""DELETE FROM blacklist;""")</code></pre>
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</details>
|
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</dd>
|
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<dt id="src.onionrblocks.onionrblacklist.OnionrBlackList.deleteBeforeDate"><code class="name flex">
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|
<span>def <span class="ident">deleteBeforeDate</span></span>(<span>self, date)</span>
|
|
</code></dt>
|
|
<dd>
|
|
<section class="desc"></section>
|
|
<details class="source">
|
|
<summary>
|
|
<span>Expand source code</span>
|
|
</summary>
|
|
<pre><code class="python">def deleteBeforeDate(self, date):
|
|
# TODO, delete blacklist entries before date
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return</code></pre>
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</details>
|
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</dd>
|
|
<dt id="src.onionrblocks.onionrblacklist.OnionrBlackList.deleteExpired"><code class="name flex">
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<span>def <span class="ident">deleteExpired</span></span>(<span>self, dataType=0)</span>
|
|
</code></dt>
|
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<dd>
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<section class="desc"><p>Delete expired entries</p></section>
|
|
<details class="source">
|
|
<summary>
|
|
<span>Expand source code</span>
|
|
</summary>
|
|
<pre><code class="python">def deleteExpired(self, dataType=0):
|
|
"""Delete expired entries"""
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deleteList = []
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curTime = epoch.get_epoch()
|
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|
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try:
|
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int(dataType)
|
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except AttributeError:
|
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raise TypeError("dataType must be int")
|
|
|
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for i in self._dbExecute('SELECT * FROM blacklist WHERE dataType = ?', (dataType,)):
|
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if i[1] == dataType:
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if (curTime - i[2]) >= i[3]:
|
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deleteList.append(i[0])
|
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|
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for thing in deleteList:
|
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self._dbExecute("DELETE FROM blacklist WHERE hash = ?", (thing,))</code></pre>
|
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</details>
|
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</dd>
|
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<dt id="src.onionrblocks.onionrblacklist.OnionrBlackList.generateDB"><code class="name flex">
|
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<span>def <span class="ident">generateDB</span></span>(<span>self)</span>
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</code></dt>
|
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<dd>
|
|
<section class="desc"></section>
|
|
<details class="source">
|
|
<summary>
|
|
<span>Expand source code</span>
|
|
</summary>
|
|
<pre><code class="python">def generateDB(self):
|
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return</code></pre>
|
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</details>
|
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</dd>
|
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<dt id="src.onionrblocks.onionrblacklist.OnionrBlackList.getList"><code class="name flex">
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<span>def <span class="ident">getList</span></span>(<span>self)</span>
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</code></dt>
|
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<dd>
|
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<section class="desc"></section>
|
|
<details class="source">
|
|
<summary>
|
|
<span>Expand source code</span>
|
|
</summary>
|
|
<pre><code class="python">def getList(self):
|
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data = self._dbExecute('SELECT * FROM blacklist')
|
|
myList = []
|
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for i in data:
|
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myList.append(i[0])
|
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return myList</code></pre>
|
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</details>
|
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</dd>
|
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<dt id="src.onionrblocks.onionrblacklist.OnionrBlackList.inBlacklist"><code class="name flex">
|
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<span>def <span class="ident">inBlacklist</span></span>(<span>self, data)</span>
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</code></dt>
|
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<dd>
|
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<section class="desc"></section>
|
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<details class="source">
|
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<summary>
|
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<span>Expand source code</span>
|
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</summary>
|
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<pre><code class="python">def inBlacklist(self, data):
|
|
hashed = bytesconverter.bytes_to_str(onionrcrypto.hashers.sha3_hash(data))
|
|
retData = False
|
|
|
|
if not hashed.isalnum():
|
|
raise Exception("Hashed data is not alpha numeric")
|
|
if len(hashed) > 64:
|
|
raise Exception("Hashed data is too large")
|
|
|
|
for i in self._dbExecute("SELECT * FROM blacklist WHERE hash = ?", (hashed,)):
|
|
retData = True # this only executes if an entry is present by that hash
|
|
break
|
|
|
|
return retData</code></pre>
|
|
</details>
|
|
</dd>
|
|
</dl>
|
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</dd>
|
|
</dl>
|
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</section>
|
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</article>
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<nav id="sidebar">
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<h1>Index</h1>
|
|
<div class="toc">
|
|
<ul></ul>
|
|
</div>
|
|
<ul id="index">
|
|
<li><h3>Super-module</h3>
|
|
<ul>
|
|
<li><code><a title="src.onionrblocks" href="index.html">src.onionrblocks</a></code></li>
|
|
</ul>
|
|
</li>
|
|
<li><h3><a href="#header-classes">Classes</a></h3>
|
|
<ul>
|
|
<li>
|
|
<h4><code><a title="src.onionrblocks.onionrblacklist.OnionrBlackList" href="#src.onionrblocks.onionrblacklist.OnionrBlackList">OnionrBlackList</a></code></h4>
|
|
<ul class="two-column">
|
|
<li><code><a title="src.onionrblocks.onionrblacklist.OnionrBlackList.addToDB" href="#src.onionrblocks.onionrblacklist.OnionrBlackList.addToDB">addToDB</a></code></li>
|
|
<li><code><a title="src.onionrblocks.onionrblacklist.OnionrBlackList.clearDB" href="#src.onionrblocks.onionrblacklist.OnionrBlackList.clearDB">clearDB</a></code></li>
|
|
<li><code><a title="src.onionrblocks.onionrblacklist.OnionrBlackList.deleteBeforeDate" href="#src.onionrblocks.onionrblacklist.OnionrBlackList.deleteBeforeDate">deleteBeforeDate</a></code></li>
|
|
<li><code><a title="src.onionrblocks.onionrblacklist.OnionrBlackList.deleteExpired" href="#src.onionrblocks.onionrblacklist.OnionrBlackList.deleteExpired">deleteExpired</a></code></li>
|
|
<li><code><a title="src.onionrblocks.onionrblacklist.OnionrBlackList.generateDB" href="#src.onionrblocks.onionrblacklist.OnionrBlackList.generateDB">generateDB</a></code></li>
|
|
<li><code><a title="src.onionrblocks.onionrblacklist.OnionrBlackList.getList" href="#src.onionrblocks.onionrblacklist.OnionrBlackList.getList">getList</a></code></li>
|
|
<li><code><a title="src.onionrblocks.onionrblacklist.OnionrBlackList.inBlacklist" href="#src.onionrblocks.onionrblacklist.OnionrBlackList.inBlacklist">inBlacklist</a></code></li>
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|
</ul>
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</li>
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</ul>
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</li>
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</ul>
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