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varnish_analysis_log3.py
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varnish_analysis_log3.py
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#!/usr/bin/python3
#-*-coding=utf-8-*-
# ------------------------------------------------------
# Name: varnish 日志分析脚本
# Purpose: 此脚本只用来分析varnish的访问日志
# Employ: python3 varnish_analysis_log3.py VarnishLogFilePath or python3 varnish_analysis_log3.py VarnishLogFilePath number
# ------------------------------------------------------
import time
import sys
from prettytable import PrettyTable
class displayFormat():
def format_size(self, size):
# 格式化流量单位
KB = 1024 # KB -> B B是字节
MB = 1048576 # MB -> B
GB = 1073741824 # GB -> B
TB = 1099511627776 # TB -> B
if size >= TB:
size = str("%.2f" % (float(size / TB)) ) + 'T'
elif size < KB:
size = str(size) + 'B'
elif size >= GB and size < TB:
size = str("%.2f" % (float(size / GB))) + 'G'
elif size >= MB and size < GB:
size = str("%.2f" % (float(size / MB))) + 'M'
else:
size = str("%.2f" % (float(size / KB))) + 'K'
return size
def error_print(self):
# 输出错误信息
print
print('Usage : ' + sys.argv[0] + ' VarnishLogFilePath [Number]')
print
sys.exit(1)
def execut_time(self):
# 输出脚本执行的时间
print
print("Script Execution Time: %.3f second" % time.clock())
print
class hostInfo():
host_info = ['200', '301', '302', '304', '400', '401', '403', '404', '499', '500', '502', '503', '504', 'times', 'size']
def __init__(self, host):
self.host = host = {}.fromkeys(self.host_info, 0)
#out {'500': 0, '502': 0, '302': 0, '304': 0, '301': 0, 'times': 0, '200': 0, '404': 0, '401': 0, '403': 0, 'size': 0, '503': 0, '409': 0}
def increment(self, status_times_size, is_size):
# 该方法是用来给host_info中的各个值加1
if status_times_size == 'times':
self.host['times'] += 1
elif is_size:
self.host['size'] = self.host['size'] + status_times_size
else:
self.host[status_times_size] += 1
#print(self.host) # out
# ip: 1.1.1.1
# {'200': 0, '302': 0, '304': 0, 'times': 1, '404': 0, '403': 0, '503': 0, '500': 0, 'size': 0}
# {'200': 1, '302': 0, '304': 0, 'times': 1, '404': 0, '403': 0, '503': 0, '500': 0, 'size': 0}
# {'200': 1, '302': 0, '304': 0, 'times': 1, '404': 0, '403': 0, '503': 0, '500': 0, 'size': 27882}
# ip: 1.1.1.1
# {'200': 1, '302': 0, '304': 0, 'times': 2, '404': 0, '403': 0, '503': 0, '500': 0, 'size': 27882}
# {'200': 2, '302': 0, '304': 0, 'times': 2, '404': 0, '403': 0, '503': 0, '500': 0, 'size': 27882}
# {'200': 2, '302': 0, '304': 0, 'times': 2, '404': 0, '403': 0, '503': 0, '500': 0, 'size': 30884}
# ip: 2.2.2.2
# {'200': 0, '302': 0, '304': 0, 'times': 1, '404': 0, '403': 0, '503': 0, '500': 0, 'size': 0}
# {'200': 1, '302': 0, '304': 0, 'times': 1, '404': 0, '403': 0, '503': 0, '500': 0, 'size': 0}
# {'200': 1, '302': 0, '304': 0, 'times': 1, '404': 0, '403': 0, '503': 0, '500': 0, 'size': 27882}
def get_value(self, value):
# 该方法是取到各个主机信息中对应的值
return self.host[value]
class analysis_log():
#内存优化
__slots__ = ['report_dict', 'total_size_sent', 'total_request_times', 'total_200', 'total_301', \
'total_302', 'total_304', 'total_400', 'total_401', 'total_403', 'total_404', 'total_499', \
'total_500', 'total_502', 'total_503', 'total_504']
def __init__(self):
#初始化一个空字典
self.report_dict = {}
self.total_size_sent, self.total_request_times, self.total_200, self.total_301, \
self.total_302, self.total_304, self.total_400, self.total_401, self.total_403, \
self.total_404, self.total_499, self.total_500, self.total_502, self.total_503, \
self.total_504 = 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
def split_eachline_todict(self, line):
#分割文件中的每一行，并返回一个字典
split_line = line.split()
split_dict = {'remote_host': split_line[0], 'status': split_line[8], 'bytes_sent': split_line[9]}
return split_dict
def generate_log_report(self, logfile):
# 读取文件，分析split_eachline_todict方法生成的字典
with open(logfile, 'rb') as infile:
for line in infile.readlines():
try:
line_dict = self.split_eachline_todict(line)
host1 = line_dict['remote_host']
host = str(host1).split("'")[1]
status1 = line_dict['status']
status = str(status1).split("'")[1]
except ValueError:
continue
except IndexError:
continue
if host not in self.report_dict:
host_info_obj = hostInfo(host)
# out <__main__.hostInfo object at 0x7fc0aa7ff510>
# out {'500': 0, '502': 0, '302': 0, '304': 0, '301': 0, 'times': 0, '200': 0, '404': 0, '401': 0, '403': 0, 'size': 0, '503': 0, '409': 0}
self.report_dict[host] = host_info_obj # 以host_info_obj方法做为value值
# out {'1.1.1.1': <__main__.hostInfo object at 0x7fc0aa7ff510>}
# out {'1.1.1.1': {'500': 0, '502': 0, '302': 0, '304': 0, '301': 0, 'times': 0, '200': 0, '404': 0, '401': 0, '403': 0, 'size': 0, '503': 0, '409': 0}}
else:
host_info_obj = self.report_dict[host]
# out <__main__.hostInfo object at 0x7fc0aa7ff510> 各值加1后的host_info_obj方法
# out {'500': 0, '502': 0, '302': 0, '304': 0, '301': 0, 'times': 1, '200': 1, '404': 0, '401': 0, '403': 0, 'size': 1024, '503': 0, '409': 0}
host_info_obj.increment('times', False) # 出现的请求次数加1
if status in host_info_obj.host_info:
host_info_obj.increment(status, False) # 出现的状态码次数加1
try:
bytes_sent = int(line_dict['bytes_sent'])
except ValueError:
bytes_sent = 0
host_info_obj.increment(bytes_sent, True) # 发送字节相加
return self.report_dict
#out {'1.1.1.1': <__main__.hostInfo object at 0x7ffd3d1cd550>, '2.2.2.2': <__main__.hostInfo object at 0x7ffd3d1cd510>}
def return_sorted_list(self, true_dict):
# 输出方法ost_info_obj
# 计算各个状态次数、流量总量，请求的总次数，并且计算各个状态的总量 并生成一个正真的字典，方便排序
for host_key in true_dict:
host_value = true_dict[host_key]
times = host_value.get_value('times')
self.total_request_times = self.total_request_times + times
size = host_value.get_value('size')
self.total_size_sent = self.total_size_sent + size
o200 = host_value.get_value('200')
o301 = host_value.get_value('301')
o302 = host_value.get_value('302')
o304 = host_value.get_value('304')
o400 = host_value.get_value('400')
o401 = host_value.get_value('401')
o403 = host_value.get_value('403')
o404 = host_value.get_value('404')
o499 = host_value.get_value('499')
o500 = host_value.get_value('500')
o502 = host_value.get_value('502')
o503 = host_value.get_value('503')
o504 = host_value.get_value('504')
#字典中如果出现重复的key值，那会以最后传入的key值为准
true_dict[host_key] = {'200': o200, '301': o301, '302': o302, '304': o304, '400': o400, '401': o401, '403': o403, \
'404': o404, '499': o499, '500': o500, '502': o502, '503': o503, '504': o504, \
'total_request_times': times, 'total_size_sent': size}
self.total_200 = self.total_200 + o200
self.total_301 = self.total_301 + o301
self.total_302 = self.total_302 + o302
self.total_304 = self.total_304 + o304
self.total_400 = self.total_400 + o400
self.total_401 = self.total_401 + o401
self.total_403 = self.total_403 + o403
self.total_404 = self.total_404 + o404
self.total_499 = self.total_499 + o499
self.total_500 = self.total_500 + o500
self.total_502 = self.total_502 + o502
self.total_503 = self.total_503 + o503
self.total_504 = self.total_504 + o504
sorted_list = sorted(true_dict.items(), key= lambda k: (k[1]['total_request_times'], k[1]['total_size_sent']), reverse=True)
return sorted_list
class Main():
def main(self):
#主调函数
display_format = displayFormat()
arg_length = len(sys.argv)
if arg_length == 1:
display_format.error_print()
elif arg_length == 2 or arg_length == 3:
infile_name = sys.argv[1]
try:
if arg_length == 3:
lines = int(sys.argv[2])
else:
lines = 0
except IOError as e:
print
print(e)
display_format.error_print()
except ValueError:
print
print("Please Enter A Volid Number !!")
display_format.error_print()
else:
display_format.error_print()
fileAnalysis_obj = analysis_log()
not_true_dict = fileAnalysis_obj.generate_log_report(infile_name)
# out {'1.1.1.1': <__main__.hostInfo object at 0x7ffd3d1cd550>, '2.2.2.2': <__main__.hostInfo object at 0x7ffd3d1cd510>}
log_report = fileAnalysis_obj.return_sorted_list(not_true_dict)
total_ip = len(log_report)
if lines:
log_report = log_report[0:lines]
print('\n')
total_size_sent = display_format.format_size(fileAnalysis_obj.total_size_sent)
total_request_times = fileAnalysis_obj.total_request_times
print('Total IP: %s Total Send Size: %s Total Request Times: %d' % (total_ip, total_size_sent, total_request_times))
print('\n')
X = PrettyTable(['IP', 'Send Size', 'Request Times', 'Request Times%', '200', '301', '302', '304', '400', '401', '403', \
'404', '499', '500', '502', '503', '504'])
X.align["IP"] = "l" # Left align IP
X.padding_width = 1 # One space between column edges and contents (default)
for host in log_report:
list1 = []
times = host[1]['total_request_times']
times_percent = (float(times) / float(total_request_times)) * 100
list1.append("%s" % host[0])
list1.append("%s" % (display_format.format_size(host[1]['total_size_sent'])))
list1.append("%s" % times)
list1.append("%.2f" % float(times_percent))
list2 = [host[1]['200'], host[1]['301'], host[1]['302'], host[1]['304'], host[1]['400'], host[1]['401'], host[1]['403'], \
host[1]['404'], host[1]['499'], host[1]['500'], host[1]['502'], host[1]['503'], host[1]['504']]
list1.extend(list2)
X.add_row(list1)
print(X)
print('\n')
Total_X = PrettyTable(['TIP', 'TSend Size', 'TRequest Times', 'TRequest Times%', 'T200', 'T301', \
'T302', 'T304', 'T400', 'T401', 'T403', 'T404', 'T499', 'T500', 'T502', 'T503', 'T504'])
Total_X.align["T IP"] = "l" # Left align IP
Total_X.padding_width = 1 # One space between column edges and contents (default)
Total_list = []
Total_list.append(total_ip)
Total_list.append(total_size_sent)
Total_list.append(total_request_times)
Total_list.append('100%')
Total_list1 = [fileAnalysis_obj.total_200, fileAnalysis_obj.total_301, fileAnalysis_obj.total_302, fileAnalysis_obj.total_304, \
fileAnalysis_obj.total_400, fileAnalysis_obj.total_401, fileAnalysis_obj.total_403, fileAnalysis_obj.total_404, \
fileAnalysis_obj.total_499, fileAnalysis_obj.total_500, fileAnalysis_obj.total_502, fileAnalysis_obj.total_503, \
fileAnalysis_obj.total_504]
Total_list.extend(Total_list1)
Total_X.add_row(Total_list)
print(Total_X)
print('\n')
display_format.execut_time()
print('\n')
if __name__ == '__main__':
main_obj = Main()
main_obj.main()