1 files changed, 180 insertions, 0 deletions
diff --git a/detection/vpnservices/ipvanishvpn.py b/detection/vpnservices/ipvanishvpn.py
new file mode 100644
index 0000000..88f8f1f
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+++ b/detection/vpnservices/ipvanishvpn.py
@@ -0,0 +1,180 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+# @Time    : 2024/1/30 18:20
+# @author    : yinjinagyi
+# @File    : ipvanishvpn.py
+# @Function:
+
+import sys
+sys.path.append('..')
+import datetime
+import pandas as pd
+from tool.Functions import check_internet
+from tool.MariadbTool import MariadbUtil
+
+from vpn_detector import VpnDetector, ServerGroup
+
+
+class Ipvanishvpn(VpnDetector):
+    """
+
+    This class is used to detect ipvanishvpn server ip and server name
+    """
+
+    def __init__(self, start_time, end_time):
+        super().__init__(start_time, end_time)
+        self.plugin_config = self.load_config()['ipvanishvpn']
+        self.vpn_service_name = self.plugin_config['vpn_service_name']
+        self.plugin_name = self.plugin_config['plugin_name']
+        self.plugin_id = self.plugin_config['plugin_id']
+        self.confidence = self.plugin_config['confidence']
+        self.start_time = start_time
+        self.end_time = end_time
+
+
+    def find_server(self):
+        """
+        Get ipvanishvpn server ip and server name from clickhouse database
+        :return: ipvanishvpn server ip list and server name list
+        """
+        result_group = []
+
+        # start finding ipvanishvpn server name
+        ipvanishvpn_detector = IpvanishvpnServername(self.start_time, self.end_time)
+        result_group.extend(ipvanishvpn_detector.find_server())
+
+        # start finding ipvanishvpn server ip
+        ipvanishvpn_detector = IpvanishvpnServerip()
+        result_group.extend(ipvanishvpn_detector.find_server())
+
+        return result_group
+
+
+class IpvanishvpnServerip(VpnDetector):
+    """
+    This class is used to detect ipvanishvpn server ip
+    """
+
+    def __init__(self):
+        super().__init__('', '')
+        self.plugin_config = self.load_config()['ipvanishvpn']
+        self.plugin_name = self.plugin_config['plugin_name']
+        self.object_type = self.plugin_config['ip']['object_type']
+        # 开始时间为当前的整点时间
+        self.start_time = datetime.datetime.now().strftime("%Y-%m-%d %H:00:00")
+        self.output_file_name = self.plugin_name + '-' + self.object_type + '_' + str(self.start_time).replace(' ', '_').replace(':', '')[:13] + '.csv'
+
+
+        self.kb_sql = self.plugin_config['ip']['kb_sql']
+        self.kb_dbname = self.config['knowledgebase']['db_name']
+        self.kb_table_name = self.config['knowledgebase']['domain_library_name']
+
+        self.mariadb = MariadbUtil(self.config['mariadb']['host'], self.config['mariadb']['port'],
+                                   self.config['mariadb']['user'], str(self.config['mariadb']['pswd']),
+                                   self.config['mariadb']['db_name'])
+        self.mariadb_dbname = self.config['mariadb']['db_name']
+        self.mariadb_ip_tb_name = self.config['mariadb']['ip_table_name']
+        self.mariadb_domain_tb_name = self.config['mariadb']['domain_table_name']
+
+
+    def find_more_servernames(self, server_name_list):
+        """
+        Find more server name from observed ipvanish server name list
+        :return: server name list
+        """
+        prefix_list = []
+        expanded_server_names = []
+
+        for server_name in server_name_list:
+            domain = server_name.strip()
+            domain_prefix = domain[:5]
+            prefix_list.append(domain_prefix)
+
+        prefix_list = set(prefix_list)
+
+        for domain_prefix in prefix_list:
+            domain_list = [f"{domain_prefix}{str(index).zfill(2)}.vpn.ipvanish.com" for index in range(100)]
+            expanded_server_names.extend(domain_list)
+
+        return expanded_server_names
+
+
+    def find_server(self):
+        """
+        Get ipvanishvpn server ip by resolving ipvanishvpn server name
+        :return: ipvanishvpn server ip list
+        """
+        self.kb_sql = self.kb_sql.replace("{$mariadb_dbname}", self.mariadb_dbname).replace("{$mariadb_domain_tablename}", self.mariadb_domain_tb_name)
+
+        servername_list = []
+        resolved_ip_list = []
+        try:
+            query_result = self.mariadb.query_sql(self.kb_sql)
+        finally:
+            self.mariadb.close()
+
+        if query_result:
+            servername_list = [i[0] for i in query_result]
+
+        # 判断是否能够访问外网，如果能够访问外网，则从外网获取ipvanish_servername_list的域名解析地址
+        if check_internet():
+            servername_list = self.find_more_servernames(servername_list)
+            if len(servername_list) > 0:
+                resolved_ip_list = self.resolve_dns_for_domain_list(servername_list)
+                self.logger.info(
+                    '[{}] - Get {} server ip by resolving server name successfully.'.format(
+                        self.plugin_name, len(resolved_ip_list)))
+            else:
+                self.logger.info('[{}] - No ipvanish server name found from knowledge database.'.format(self.plugin_name))
+        else:
+            self.logger.info('[{}] - No internet connection, skip dns resolve.'.format(self.plugin_name))
+
+        return [ServerGroup(self.object_type, resolved_ip_list, self.output_file_name)]
+
+
+class IpvanishvpnServername(VpnDetector):
+    """
+
+    This class is used to detect ipvanish server name
+    """
+
+    def __init__(self, start_time, end_time):
+        super().__init__(start_time, end_time)
+        self.plugin_config = self.load_config()['ipvanishvpn']
+        self.plugin_name = self.plugin_config['plugin_name']
+        self.object_type = self.plugin_config['domain']['object_type']
+        self.output_file_name = self.plugin_name + '-' + self.object_type + '_' + str(self.start_time).replace(' ', '_').replace(':', '')[:13] + '.csv'
+        self.start_time = start_time
+        self.end_time = end_time
+
+        self.sql = self.plugin_config['domain']['sql']
+
+    def find_server(self):
+        """
+        Get ipvanishvpn server name from clickhouse database
+        :return: ipvanishvpn server name list
+        """
+        self.logger.info('[{}] - Start to query ipvanishvpn server name from session record'.format(self.plugin_name))
+
+        # construct query sql
+        TIME_FILTER_PATTERN = self.config['common']['time_filter_pattern'].replace('recv_time_columnname', self.config['common']['recv_time_columnname'])
+        time_filter = TIME_FILTER_PATTERN.replace("{$start_time}", str(self.start_time)).replace("{$end_time}", str(
+            self.end_time)).replace("{$time_zone}", self.time_zone)
+        self.sql = self.sql.replace("{$db_name}", self.dbname).replace("{$table_name}", self.table_name)
+        self.sql = self.sql.replace("{$time_filter}", time_filter)
+        self.logger.info("[{}] - Sql for {}: {}".format(self.plugin_name, self.plugin_config['plugin_name'], self.sql))
+
+        # query data from clickhouse database
+        try:
+            ipvanishvpn_servername_df = pd.DataFrame(self.client.execute(self.sql))
+        finally:
+            self.client.disconnect()
+
+        if ipvanishvpn_servername_df.empty:
+            self.logger.info('[{}] - No ipvanishvpn server name found from session records'.format(self.plugin_name))
+            return []
+        ipvanishvpn_servername_list = ipvanishvpn_servername_df[0].drop_duplicates().tolist()
+        self.logger.info('[{}] - Query ipvanishvpn server name from session records successfully. {} items found'
+                         .format(self.plugin_name, len(ipvanishvpn_servername_list)))
+
+        return [ServerGroup(self.object_type, ipvanishvpn_servername_list, self.output_file_name)]