mirror of
https://github.com/cwinfo/yggdrasil-map
synced 2024-11-22 14:00:27 +00:00
81 lines
2.5 KiB
Python
81 lines
2.5 KiB
Python
import MySQLdb as mdb
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from graph import Node, Edge
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import time
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class NodeDB:
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def __init__(self, config):
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self.con = mdb.connect(
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config['MYSQL_DATABASE_HOST'],
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config['MYSQL_DATABASE_USER'],
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config['MYSQL_DATABASE_PASSWORD'],
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config['MYSQL_DATABASE_DB'])
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self.cur = self.con.cursor()
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def __enter__(self):
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return self
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def __exit__(self, type, value, traceback):
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self.con.commit()
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self.con.close()
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def insert_node(self, node):
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now = int(time.time())
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self.cur.execute('''
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INSERT INTO nodes (ip, name, version, first_seen, last_seen)
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VALUES (%s, %s, %s, %s, %s)
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ON DUPLICATE KEY
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UPDATE name = %s, version = %s, last_seen = %s''', (
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node.ip, node.label, node.version, now, now,
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node.label, node.version, now))
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def insert_edge(self, edge, uploaded_by):
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now = int(time.time())
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self.cur.execute('''
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INSERT INTO edges (a, b, first_seen, last_seen, uploaded_by)
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VALUES (%s, %s, %s, %s, %s)
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ON DUPLICATE KEY
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UPDATE last_seen = %s''', (
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edge.a.ip, edge.b.ip, now, now, uploaded_by,
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now))
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def insert_graph(self, nodes, edges, uploaded_by):
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for n in nodes.itervalues():
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self.insert_node(n)
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for e in edges:
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self.insert_edge(e, uploaded_by)
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def get_nodes(self, time_limit):
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since = int(time.time() - time_limit)
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cur = self.con.cursor(mdb.cursors.DictCursor)
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cur.execute("SELECT ip, version, name FROM nodes WHERE last_seen > %s", (since,))
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db_nodes = cur.fetchall()
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nodes = dict()
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for n in db_nodes:
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nodes[n['ip']] = Node(n['ip'], n['version'], n['name'])
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return nodes
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def get_edges(self, nodes, time_limit):
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since = int(time.time() - time_limit)
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cur = self.con.cursor(mdb.cursors.DictCursor)
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cur.execute("SELECT a, b FROM edges WHERE last_seen > %s", (since,))
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db_edges = cur.fetchall()
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edges = []
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for e in db_edges:
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try:
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edges.append(Edge(nodes[e['a']], nodes[e['b']]))
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except KeyError:
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pass
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return edges
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def get_graph(self, time_limit):
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nodes = self.get_nodes(time_limit)
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edges = self.get_edges(nodes, time_limit)
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return (nodes, edges)
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