python 读取日志文件

发布网友发布时间：2022-04-23 07:09

共2个回答

热心网友时间：2022-04-18 10:04

# -*- coding:utf-8 -*-
from datetime import datetime as dt

with open('log.txt','r') as f:
    for i in f:
        if dt.strftime(dt.now(),'%Y-%m-%d') in i:
            #判断是否当天时间
            if 'ERROR' in i and 'at com.mytijian' in i:
                #判断此行中是否含有 'ERROR'及'at com.mytijian'
                if ((dt.now()-dt.strptime(i.split(',')[0], '%Y-%m-%d %H:%M:%S')).seconds)<45*60:
                    #判断时间是为当前45分钟内
                    print i

热心网友时间：2022-04-18 11:22

#coding:utf-8
#file: FileSplit.py

import os,os.path,time

def FileSplit(sourceFile, targetFolder):
sFile = open(sourceFile, 'r')
number = 100000#每个小文件中保存100000条数据
dataLine = sFile.readline()
tempData = []#缓存列表
fileNum = 1
if not os.path.isdir(targetFolder): #如果目标目录不存在，则创建
os.mkdir(targetFolder)
while dataLine:#有数据
for row in range(number):
tempData.append(dataLine)#将一行数据添加到列表中
dataLine = sFile.readline()
if not dataLine :
break
tFilename = os.path.join(targetFolder,os.path.split(sourceFile)[1] + str(fileNum) + ".txt")
tFile = open(tFilename, 'a+')#创建小文件
tFile.writelines(tempData)#将列表保存到文件中
tFile.close()
tempData = []#清空缓存列表
print(tFilename + " 创建于: " + str(time.ctime()))
fileNum += 1#文件编号

sFile.close()

if __name__ == "__main__" :
FileSplit("access.log","access")
#coding:utf-8
#file: Map.py

import os,os.path,re

def Map(sourceFile, targetFolder):
sFile = open(sourceFile, 'r')
dataLine = sFile.readline()
tempData = {}#缓存列表
if not os.path.isdir(targetFolder): #如果目标目录不存在，则创建
os.mkdir(targetFolder)
while dataLine:#有数据
p_re = re.compile(r'(GET|POST)\s(.*?)\sHTTP/1.[01]',re.IGNORECASE) #用正则表达式解析数据
match = p_re.findall(dataLine)
if match:
visitUrl = match[0][1]
if visitUrl in tempData:
tempData[visitUrl] += 1
else:
tempData[visitUrl] = 1
dataLine = sFile.readline()#读入下一行数据

sFile.close()

tList = []
for key,value in sorted(tempData.items(),key = lambda k:k[1],reverse = True):
tList.append(key + " " + str(value) + '\n')

tFilename = os.path.join(targetFolder,os.path.split(sourceFile)[1] + "_map.txt")
tFile = open(tFilename, 'a+')#创建小文件
tFile.writelines(tList)#将列表保存到文件中
tFile.close()

if __name__ == "__main__" :
Map("access\\access.log1.txt","access")
Map("access\\access.log2.txt","access")
Map("access\\access.log3.txt","access")
#coding:utf-8
#file: Rece.py

import os,os.path,re

def Rece(sourceFolder, targetFile):
tempData = {}#缓存列表
p_re = re.compile(r'(.*?)(\d{1,}$)',re.IGNORECASE) #用正则表达式解析数据
for root,dirs,files in os.walk(sourceFolder):
for fil in files:
if fil.endswith('_map.txt'):#是rece文件
sFile = open(os.path.abspath(os.path.join(root,fil)), 'r')
dataLine = sFile.readline()

while dataLine:#有数据
subdata = p_re.findall(dataLine) #用空格分割数据
#print(subdata[0][0]," ",subdata[0][1])
if subdata[0][0] in tempData:
tempData[subdata[0][0]] += int(subdata[0][1])
else:
tempData[subdata[0][0]] = int(subdata[0][1])
dataLine = sFile.readline()#读入下一行数据

sFile.close()

tList = []
for key,value in sorted(tempData.items(),key = lambda k:k[1],reverse = True):
tList.append(key + " " + str(value) + '\n')

tFilename = os.path.join(sourceFolder,targetFile + "_rece.txt")
tFile = open(tFilename, 'a+')#创建小文件
tFile.writelines(tList)#将列表保存到文件中
tFile.close()

if __name__ == "__main__" :
Rece("access","access")