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database_provider.py
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database_provider.py
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# coding:utf-8
# ---------------------------
# 编码作者:cl
# 更新时间:2019-12-05
# 模块功能:为了调用便捷,封装Joern0.3.1中代码数据库链接功能,设定网络连接时限。
# ---------------------------
from joern.all import JoernSteps
from py2neo.packages.httpstream import http
http.socket_timeout = 999999
class DBContentsProvider:
def __init__(self):
self.j = JoernSteps()
self.init_database_connection()
def init_database_connection(self):
self.j.connectToDatabase()
self.j.addStepsDir('steps/')
def run_gremlin_query(self, query_script):
results = self.j.runGremlinQuery(query_script)
return results
# 以下为用户的数据库查询过程
# 功能:从数据库中查询所有的被调用的函数名称
def query_allCallee_name(self):
query = """
g.V.has('type','Callee').as('x').code.dedup().back('x').code.toList()
"""
result = self.run_gremlin_query(query)
return result
if __name__ == '__main__':
db_provider = DBContentsProvider()
callee_name = "memset"
query = 'getCallsTo(%s)._()' % callee_name
query_result = db_provider.run_gremlin_query(query)
for x in query_result:
print x