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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# @Time : 2024/1/31 19:41
# @author : yinjinagyi
# @File : knowledgebase_monitor.py
# @Function:
import argparse
import datetime
import numpy as np
from tool.Config import Config
from tool.KnowledgeBaseTool import KnowledgeApi, logger
class KnowledgeBaseMonitor:
def __init__(self):
self.monitor_config = Config().config['monitor']
self.knowledgebase_config = Config().config['knowledgebase']
self.knowledgebase_tool = KnowledgeApi(self.knowledgebase_config)
def get_vpn_count(self, plugin_name=None, start_t=None, end_t=None, node_type='ip', mode='active', timezone_gap_hour=0):
"""
:param plugin_name: filter by vpn_service
:param node_type: 'ip' or 'domain'
:param mode: 'active' or 'new'
:param start_t: time range, format as '2024-01-20 15:00:00'
:param end_t: time range, format as '2024-01-20 16:00:00'
:param timezone_gap_hour: timezone bias compared with utc, local_timezone - utc+0
"""
q = ""
library_id = self.knowledgebase_tool.get_library_id(self.knowledgebase_config['library_name'])
if node_type == 'ip':
q += "type = 'IP'"
elif node_type == 'domain':
q += "type = 'Domain'"
else:
raise ValueError(
"Wrong parameter \"node_type\" provided for KnowledgeBaseMonitor.get_vpn_ip_count: {}".format(
node_type))
# query active node or new node
if mode == 'active':
time_column = 'updated_time'
elif mode == 'new':
time_column = 'created_time'
else:
raise ValueError(
"Wrong parameter \"\mode\" provided for KnowledgeBaseMonitor. get_vpn_ip_count: {}".format(mode))
# query specific vpn service
if plugin_name and plugin_name != 'all':
q += " and source_name = '{}'".format(plugin_name)
# query specific time range
if start_t:
start_t = (datetime.datetime.strptime(start_t, "%Y-%m-%d %H:%M:%S") - datetime.timedelta(
hours=timezone_gap_hour)).strftime("%Y-%m-%d %H:%M:%S")
q += " and {} >= '{}'".format(time_column, start_t)
if end_t:
end_t = (datetime.datetime.strptime(end_t, "%Y-%m-%d %H:%M:%S") - datetime.timedelta(
hours=timezone_gap_hour)).strftime("%Y-%m-%d %H:%M:%S")
q += " and {} < '{}'".format(time_column, end_t)
q = q.lstrip(' and')
# print(vpn_service, q)
count_num = self.knowledgebase_tool.get_knowledgebase_count(knowledge_id=library_id, q=q)
return count_num
def calculate_vpn_monitor_fixtime_mode(self, start_time, end_time, vpn_service=None):
time_zone_gap = self.monitor_config['timezone_hour_gap']
kb_metric = dict()
if vpn_service is None: vpn_service='all'
# cycle active
kb_metric['active_ip_count{{type="{}"}}'.format(vpn_service)] = self.get_vpn_count(node_type='ip', mode='active', timezone_gap_hour=time_zone_gap,
start_t=start_time, end_t=end_time, plugin_name=vpn_service)
kb_metric['new_ip_count{{type="{}"}}'.format(vpn_service)] = self.get_vpn_count(node_type='ip', mode='new', timezone_gap_hour=time_zone_gap,
start_t=start_time, end_t=end_time, plugin_name=vpn_service)
kb_metric['active_domain_count{{type="{}"}}'.format(vpn_service)] = self.get_vpn_count(node_type='domain', mode='active', timezone_gap_hour=time_zone_gap,
start_t=start_time, end_t=end_time, plugin_name=vpn_service)
kb_metric['new_domain_count{{type="{}"}}'.format(vpn_service)] = self.get_vpn_count(node_type='domain', mode='new', timezone_gap_hour=time_zone_gap,
start_t=start_time, end_t=end_time, plugin_name=vpn_service)
for key in monitor_result_dict.keys():
print(key, monitor_result_dict[key])
return kb_metric
def calculate_vpn_monitor_recent_mode(self, vpn_service=None, recent_interval_h=1):
"""
params is used to calculate the metric of active and new item
"""
time_zone_gap = self.monitor_config['timezone_hour_gap']
current_end_time = datetime.datetime.now().replace(minute=0, second=0, microsecond=0).strftime("%Y-%m-%d %H:%M:%S")
current_start_time = (datetime.datetime.now().replace(minute=0, second=0, microsecond=0)
- datetime.timedelta(hours=recent_interval_h)).strftime("%Y-%m-%d %H:%M:%S")
kb_metric = dict()
if vpn_service is None: vpn_service = 'all'
# all
kb_metric['ip_count{{type="{}"}}'.format(vpn_service)] = self.get_vpn_count(node_type='ip', timezone_gap_hour=time_zone_gap, plugin_name=vpn_service)
kb_metric['domain_count{{type="{}"}}'.format(vpn_service)] = self.get_vpn_count(node_type='domain', timezone_gap_hour=time_zone_gap, plugin_name=vpn_service)
# all active in like 7 days
t = (datetime.datetime.now().replace(minute=0, second=0, microsecond=0)
- datetime.timedelta(days=self.monitor_config['outdated_days'])).strftime("%Y-%m-%d %H:%M:%S")
kb_metric['active_ip_count{{type="{}"}}'.format(vpn_service)] = self.get_vpn_count(node_type='ip', mode='active', timezone_gap_hour=time_zone_gap, start_t=t, plugin_name=vpn_service)
kb_metric['active_domain_count{{type="{}"}}'.format(vpn_service)] = self.get_vpn_count(node_type='domain', mode='active', timezone_gap_hour=time_zone_gap, start_t=t, plugin_name=vpn_service)
# cycle active
kb_metric['cycle_active_ip_count{{type="{}"}}'.format(vpn_service)] = self.get_vpn_count(node_type='ip', mode='active', timezone_gap_hour=time_zone_gap,
start_t=current_start_time, end_t=current_end_time, plugin_name=vpn_service)
kb_metric['cycle_new_ip_count{{type="{}"}}'.format(vpn_service)] = self.get_vpn_count(node_type='ip', mode='new', timezone_gap_hour=time_zone_gap,
start_t=current_start_time, end_t=current_end_time, plugin_name=vpn_service)
kb_metric['cycle_active_domain_count{{type="{}"}}'.format(vpn_service)] = self.get_vpn_count(node_type='domain', mode='active', timezone_gap_hour=time_zone_gap,
start_t=current_start_time, end_t=current_end_time, plugin_name=vpn_service)
kb_metric['cycle_new_domain_count{{type="{}"}}'.format(vpn_service)] = self.get_vpn_count(node_type='domain', mode='new', timezone_gap_hour=time_zone_gap,
start_t=current_start_time, end_t=current_end_time, plugin_name=vpn_service)
# churn ratio = (# new in current cycle)/(# all active)
kb_metric['cycle_ip_churn_ratio{{type="{}"}}'.format(vpn_service)] = np.round(kb_metric['cycle_new_ip_count{{type="{}"}}'.format(vpn_service)]/kb_metric['active_ip_count{{type="{}"}}'.format(vpn_service)], 4) \
if kb_metric['active_ip_count{{type="{}"}}'.format(vpn_service)] > 0 else 0
kb_metric['cycle_domain_churn_ratio{{type="{}"}}'.format(vpn_service)] = np.round(kb_metric['cycle_new_domain_count{{type="{}"}}'.format(vpn_service)] / kb_metric['active_domain_count{{type="{}"}}'.format(vpn_service)], 4) \
if kb_metric['active_domain_count{{type="{}"}}'.format(vpn_service)] > 0 else 0
return kb_metric
if __name__ == '__main__':
parser = argparse.ArgumentParser(description='VPN monitor')
parser.add_argument('-m', '--mode', type=str, default='recent', help='recent or fixed')
parser.add_argument('-r', '--recent_interval', type=str, default='1h', help='recent time')
parser.add_argument('-s', '--start', type=str, default='', help='start time')
parser.add_argument('-e', '--end', type=str, default='', help='end time')
args = parser.parse_args()
mode = args.mode
start_time = args.start
end_time = args.end
monitor = KnowledgeBaseMonitor()
monitor_result_dict = {}
config_dict = Config().config
# online mode
if mode == 'recent':
if start_time != '' or end_time != '':
print('Please input correct time format')
exit()
recent_interval = args.recent_interval
if recent_interval[-1] == 'h':
recent_interval = int(recent_interval[:-1])
elif recent_interval[-1] == 'd':
recent_interval = int(recent_interval[:-1]) * 24
else:
print('Please input correct recent interval')
exit()
# 根据当前时间向前取整小时
end_time = datetime.datetime.now().strftime("%Y-%m-%d %H:00:00")
start_time = (datetime.datetime.now() - datetime.timedelta(hours=recent_interval)).strftime("%Y-%m-%d %H:00:00")
monitor_result_dict.update(monitor.calculate_vpn_monitor_recent_mode(vpn_service=None, recent_interval_h=recent_interval))
vpn_service_name_list = []
for plugin_name in config_dict:
if 'vpn' in plugin_name and 'vpn_service_name' in config_dict[plugin_name]:
vpn_service_name = config_dict[plugin_name]['vpn_service_name']
monitor_result_dict.update(monitor.calculate_vpn_monitor_recent_mode(vpn_service=vpn_service_name, recent_interval_h=recent_interval))
# save to prom file
monitor_file = monitor.monitor_config['monitor_file_path']
with open(monitor_file, "w") as file:
file.write("")
for item in monitor_result_dict.items():
with open(monitor_file, "a") as file:
file.write(item[0] + ' ' + str(item[1]) + '\n')
logger.info("[Monitor] {}~{} - {} {}".format(start_time, end_time, item[0], str(item[1])))
# offline onetime mode
elif mode == 'fixed':
if start_time == '' or end_time == '':
print('Please input correct time format')
exit()
monitor_result_dict.update(monitor.calculate_vpn_monitor_fixtime_mode(vpn_service=None, start_time=start_time, end_time=end_time))
vpn_service_name_list = []
for plugin_name in config_dict:
if 'vpn' in plugin_name and 'vpn_service_name' in config_dict[plugin_name]:
vpn_service_name = config_dict[plugin_name]['vpn_service_name']
monitor_result_dict.update(monitor.calculate_vpn_monitor_fixtime_mode(vpn_service=vpn_service_name, start_time=start_time, end_time=end_time))
else:
print('Please input correct time mode')
exit()
for key in monitor_result_dict.keys():
print(key, monitor_result_dict[key])
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