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【Python】统计多台linux的CPU使用率

作者:彧福 / 发布于2015/5/11/ 478

依赖于 paramiko 模块，python2 ,测试环境是在 rhel5，初学python


	#!/usr/bin/env python
	#coding:utf-8
	"""
	 Author: Edward.Zhou -- <edgeman_03@163.com>
	 Purpose: 批量自动备份思科交换机配置文件
	 Created: 2015/5/8
	"""
	
	import sys
	import os
	import telnetlib
	import time
	import threading
	import datetime
	
	#Use for loop to telnet into each routers and execute commands
	class Bakconf(threading.Thread):
	 def __init__(self,host,username,password):
	 threading.Thread.__init__(self)
	 self.host=host
	 self.username=username
	 self.password=password
	
	 def run(self):
	 try:
	 tn = telnetlib.Telnet(self.host,port=23,timeout=10)
	 except:
	 print "Can't connection %s"% self.host
	 return
	 tn.set_debuglevel(5)
	 tn.write(self.username +b"\n")
	 tn.write("en\n")
	 tn.write(self.password + b"\n")
	 tn.write("copy startup-config tftp:\n")
	 tn.write(tftpser + b"\n")
	 tn.write(b"\n")
	 time.sleep(1)
	 tn.write("exit\n")
	 tn.close()
	
	def main():
	 username = "**********"
	 password = "**********"
	 global tftpser
	 tftpser="192.168.103.71"
	
	 for host in open(r'sw.txt').readlines():
	 dsthost = host.strip('\n')
	 bakconf=Bakconf(dsthost, username, password)
	 bakconf.start()
	
	 #Backup switch config and tar
	 time.sleep(1)
	 dtime=datetime.datetime.now().strftime("%Y%m%d%H%M%S")
	 os.popen('tar -cjf /backup/cisco/switch-'+dtime+'.tar.bz2 '+ '/tftproot')
	 os.popen('rm -fr /tftproot/*')
	 os.popen('find /backup/cisco/ -mtime +90 -exec rm {} \;')
	
	if __name__=="__main__":
	 main()

	

	#!/usr/bin/env python
	#coding:utf-8
	"""
	 Author: Edward.Zhou -- <edgeman_03@163.com>
	 Purpose: 批量自动备份思科交换机配置文件
	 Created: 2015/5/8
	"""
	
	import sys
	import os
	import time
	import threading
	import datetime
	import ciscolib
	
	#Use for loop to telnet into each routers and execute commands
	class Bakconf(threading.Thread):
	 def __init__(self,host,username,password,tftpserver):
	 threading.Thread.__init__(self)
	 self.host=host
	 self.username=username
	 self.password=password
	 self.tftpserver=tftpserver
	
	 def run(self):
	 tn = ciscolib.Device(self.host, self.username, self.password)
	 try:
	 tn.connect(self.host)
	 except ciscolib.AuthenticationError as e:
	 print "Couldn't connect to %s:%s" % (self.host, e.value)
	 except Exception as e:
	 print "Couldn't connect to %s:%s" % (self.host, str(e))
	
	 tn.cmd("copy startup-config tftp:")
	 tn.cmd(self.tftpserver)
	 tn.cmd("\n")
	 time.sleep(1)
	 tn.cmd("exit")
	 tn.disconnect()
	
	def main():
	 username = "**********"
	 password = "**********"
	 global tftpser
	 tftpser="192.168.103.71"
	
	 for host in open(r'sw.txt').readlines():
	 dsthost = host.strip('\n')
	 bakconf=Bakconf(dsthost, username, password, tftpser)
	 bakconf.start()
	
	 #Backup switch config and tar
	 time.sleep(1)
	 dtime=datetime.datetime.now().strftime("%Y%m%d%H%M%S")
	 os.popen('tar -cjf /backup/cisco/switch-'+dtime+'.tar.bz2 '+ '/tftproot')
	 os.popen('rm -fr /tftproot/*')
	 os.popen('find /backup/cisco/ -mtime +90 -exec rm {} \;')
	
	if __name__=="__main__":
	 main()

	from multiprocessing import Process
	import telnetlib
	import time
	import datetime
	import os
	import sys
	
	
	def bakConf(host, username, password, tftpserver):
	 try:
	 tn = telnetlib.Telnet(host,port=23,timeout=10)
	 except:
	 print "Can't connection %s"% host
	 return
	 tn.set_debuglevel(5)
	 tn.write(username +b"\n")
	 tn.write("en\n")
	 tn.write(password + b"\n")
	 tn.write("copy startup-config tftp:\n")
	 tn.write(tftpserver + b"\n")
	 tn.write(b"\n")
	 time.sleep(1)
	 tn.write("exit\n")
	 tn.close()
	
	def main():
	 username = "**********"
	 password = "**********"
	 global tftpser
	 tftpser="192.168.103.71"
	
	 for host in open(r'sw.txt').readlines():
	 dsthost = host.strip('\n')
	 p = Process(target= bakConf, args= (dsthost, username, password, tftpser) )
	 p.start()
	 p.join()
	
	 #Backup switch config and tar
	 time.sleep(1)
	 dtime=datetime.datetime.now().strftime("%Y%m%d%H%M%S")
	 os.popen('tar -cjf /backup/cisco/switch-'+dtime+'.tar.bz2 '+ '/tftproot')
	 os.popen('rm -fr /tftproot/*')
	 os.popen('find /backup/cisco/ -mtime +90 -exec rm {} \;')
	
	
	if __name__ == '__main__':
	 main()

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