#!/usr/bin/env python
#-*-coding:UTF-8-*-
"""
@Item : Hadoop analysis squid log
@Author : Villiam Sheng
@Group : Linux Group
@Date : 2012-09-13
@Funtion:
Use hadoop squid processing log ......................
"""
import os,re,threading,tarfile,shutil,time,sys,datetime
import sys,traceback
sys.path.append('/usr/local/hive/lib/py')
from thrift import Thrift
from thrift.transport import TSocket
from thrift.transport import TTransport
from thrift.protocol import TBinaryProtocol
from hive_service import ThriftHive
from hive_service.ttypes import HiveServerException
class split_log(threading.Thread):
def __init__(self,files,lock):
threading.Thread.__init__(self)
self.files = files
self.path = '/data1/squid_log'
self.lock = lock
def log(self,info):
files = open('%s/split_log'%self.path,'a')
try:
files.write(info)
except IOError:
files.close()
files.close()
size = os.path.getsize('%s/split_log'%self.path) / 1024
if size >= 1024:
fp = open('%s/split_log'%self.path,'w')
fp.write('')
fp.close()
def run(self):
try:
if not os.path.isdir(self.files):
tar = tarfile.open('%s/%s'%(self.path,self.files))
for name in tar.getnames():
tar.extract(name,'/%s/%s/'%(self.path,self.files.split('.tgz')[0]))
tar.close()
self.log('%s file:%s run.info:tar done \n'%(time.ctime(),self.files))
except Exception,e:
self.log('%s files:%s run.info:%s \n'%(time.ctime(),self.files,e))
try:
fp = open('%s/%s/access.log.0'%(self.path,self.files.split('.tgz')[0]),'r')
for i in fp.readlines():
b = i.split()
fps = open('%s/%s/tmp.log'%(self.path,self.files.split('.tgz')[0]),'a+')
fps.write("%s\t%s\t%s\t%s\t%s\n" %(datetime.datetime.strptime(b[3].split('[')[1],'%d/%b/%Y:%H:%M:%S').strftime('%Y%m%d%H%M%S'),b[0],i.split('/')[4],b[-5],b[-1]))
fps.close()
fp.close()
except Exception,e:
self.log('%s file:%s inert.info:insert done \n'%(time.ctime(),self.files.split('.tgz')[0]))
try:
asql="load data local inpath \'%s/%s/tmp.log\' overwrite into table squid.squid_tmp partition(pt_ip = \'%s\')" %(self.path,self.files.split('.tgz')[0],self.files.split('.tgz')[0])
self.lock.acquire()
transport = TSocket.TSocket('127.0.0.1',10000)
transport = TTransport.TBufferedTransport(transport)
protocol = TBinaryProtocol.TBinaryProtocol(transport)
client = ThriftHive.Client(protocol)
transport.open()
try:
client.execute(asql)
except:
pass
transport.close()
self.lock.release()
os.remove ('%s/%s'%(self.path,self.files))
shutil.rmtree('%s/%s' %(self.path,self.files.split('.tgz')[0]))
except:
self.log('Exception error : %s '%traceback.print_exc())
def work():
ip_list = re.compile('^(([1-9]|([1-9]\d)|(1\d\d)|(2([0-4]\d|5[0-5])))\.)(([1-9]|([1-9]\d)|(1\d\d)|(2([0-4]\d|5[0-5])))\.){2}([1-9]|([1-9]\d)|(1\d\d)|(2([0-4]\d|5[0-5])))$')
lock = threading.RLock()
for i in os.listdir('/data1/squid_log/'):
if not ip_list.match(i.split('.tgz')[0]):
continue
st = split_log(i,lock)
st.start()
while threading.active_count() != 1:
time.sleep(1)
transport = TSocket.TSocket('127.0.0.1',10000)
transport = TTransport.TBufferedTransport(transport)
protocol = TBinaryProtocol.TBinaryProtocol(transport)
client = ThriftHive.Client(protocol)
transport.open()
client.execute("use squid")
client.execute("set hive.exec.dynamic.partition=true")
client.execute("set hive.exec.dynamic.partition.mode=nonstrict")
sql = "insert into table squid_log partition(pt_ip, pt_dt) select visittime, clientip, visitdom, visiturl, visitstat, pt_ip, substr(visittime, 1, 8) as pt_dt from squid_tmp"
client.execute(sql)
transport.close()
if __name__ == "__main__":
try:
pid = os.fork()
if pid > 0 :
sys.exit(0)
os.setsid()
os.chdir('/')
sys.stdin = open("/dev/null","r+")
sys.stdout = os.dup(sys.stdin.fileno())
sys.stderr = os.dup(sys.stdin.fileno())
while True:
work()
time.sleep(300)
work()
except:
pass
本文转自 swq499809608 51CTO博客，原文链接:http://blog.51cto.com/swq499809608/1142212
