python 日志分析

　　

import re,datetime,threading,queue
from pathlib import Path
from user_agents import parse
from collections import defaultdict

log='''10.1.1.95 - e800 [18/Mar/2005:12:21:42 +0800] \
"GET /stats/awstats.pl?config=e800 HTTP/1.1" 200 899 "http://10.1.1.1/pv/" \
"Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; Maxthon)"'''
log='''100.120.194.182 - - [28/Sep/2020:03:46:37 +0800] "GET /c3/manufacturerlogo/002/036/871.jpg HTTP/1.1" \
200 42348 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:36.0) Gecko/20100101 Firefox/36.0"'''
pattern='''(?P<remote>[\d.]{7,}) - - \[(?P<time>[^][]+)\] "(?P<request>[^"]+)" (?P<code>\d+) (?P<size>\d+) \
"(?P<referer>[^"]+)" "(?P<useragent>[^"]+)"\n'''
regex=re.compile(pattern,flags=re.M|re.I)

funcs={
    'time':lambda b:datetime.datetime.strptime(b,'%d/%b/%Y:%H:%M:%S %z'),
    'code':int,
    'size':int,
    'request':lambda b:dict(zip(('method','uri','protocol'),b.split())),
    # 'useragent':lambda ua:parse(ua)
    'useragent':lambda ua:(parse(ua).browser.family,parse(ua).browser.version_string)
}


def extract(line:str)->dict:
    matcher=regex.fullmatch(line)
    # print(matcher)
    info=None
    if matcher:
        info={k:funcs.get(k,lambda m:m)(v) for k,v in matcher.groupdict().items()}
    return info

def openfile(path:str):
    with open(path,mode='rt+',encoding='utf8') as f:
        for line in f:
            d=extract(line)
            if d:
                yield d
            else:
                # todo
                continue


def load(*path):
    for item in path:
        p=Path(item)
        if not p.exists():
            continue
        if p.is_dir():
            for file in p.iterdir():
                if file.is_file():
                    yield from openfile(str(file))
        elif p.is_file():
            yield from openfile(str(p))

def size_handler(iterable:list):
    vals=[b['size'] for b in iterable]
    return sum(vals)/len(vals)

def status_handler(iterable:list):
    status={}
    for v in iterable:
        key=v['code']
        if key not in status:
            status.setdefault(key,0)
        status[key]+=1
    total=sum(status.values())
    return {k:v/total*100 for k,v in status.items()}

ua_dict=defaultdict(lambda :0)
# ua_dict={}
def browser_handler(iterable:list):
    for item in iterable:
        key=item['useragent']
        ua_dict[key]+=1
        # ua_dict[key]=ua_dict.get(key,0)+1
    return dict(ua_dict)

# ua_dict=defaultdict(lambda :0)
# def browser_handler(iterable:list):
#     for item in iterable:
#         ua=item['useragent']
#         key=(ua.browser.family,ua.browser.version_string)
#         ua_dict[key]+=1
#     return ua_dict

def window(src:queue.Queue,handler,width:int,interval:int):
    start=datetime.datetime.strptime('19700101 010101 +0800',r'%Y%m%d %H%M%S %z')
    current=datetime.datetime.strptime('19700101 010101 +0800',r'%Y%m%d %H%M%S %z')
    delta=datetime.timedelta(seconds=width-interval)
    buffer=[]
    while True:
        data=src.get(block=True,timeout=None)
        if data:
            buffer.append(data)
            current=data['time']
        if (current-start).total_seconds() >= interval:
            ret=handler(buffer)
            print('{:}'.format(ret))
            start=current
            buffer=[p for p in buffer if p['time'] >= current-delta]

def dispatcher(src):
    queues=[]
    threads=[]
    def reg(handler,width,interval):
        q=queue.Queue()
        queues.append(q)
        t=threading.Thread(target=window,args=(q,handler,width,interval))
        threads.append(t)

    def run():
        for t in threads:
            t.start()
        for v in src:
            for p in queues:
                p.put(v)
    return reg,run

if __name__ == '__main__':
    import sys as _sys
    # path=sys.argv[1]
    path='c:/vbnm.log'
    reg,run=dispatcher(load(path))
    reg(status_handler,5,3)
    reg(browser_handler,5,5)
    run()

 

user-agents

import user_agents
ua_string1='''"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.121 Safari/537.36"'''
ua_string2='Mozilla/5.0 (iPhone; CPU iPhone OS 5_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9B179 Safari/7534.48.3'


def convert(ua):
    u=user_agents.parse(ua)
    return u

ua1=convert(ua_string1)
ua2=convert(ua_string2)
print(ua1.os.family,ua1.os.version,ua1.os.version_string)
print(ua2.device,ua2.device.brand,ua2.device.model)
print(ua2.is_mobile)
print(ua1.is_mobile)
print(ua1.is_touch_capable)
print(ua2.is_touch_capable)
print(ua1.is_pc,ua1.is_bot)

https://blog.csdn.net/qq_326324545/article/details/88934225