Source Code for Module DataCollector.CommandParsers.Linux_ifconfig

 1  ########################################################################### 
 2  # 
 3  # This program is part of Zenoss Core, an open source monitoring platform. 
 4  # Copyright (C) 2007, Zenoss Inc. 
 5  # 
 6  # This program is free software; you can redistribute it and/or modify it 
 7  # under the terms of the GNU General Public License version 2 as published by 
 8  # the Free Software Foundation. 
 9  # 
10  # For complete information please visit: http://www.zenoss.com/oss/ 
11  # 
12  ########################################################################### 
13   
14  import re 
15   
16  from CommandPlugin import CommandPlugin 
17   
18 -class Linux_ifconfig(CommandPlugin): 
19      """ 
20      Linux_ifconfig maps a linux ifconfig command to the interfaces relation. 
21      """ 
22      maptype = "InterfaceMap"  
23      command = 'ifconfig' 
24      compname = "os" 
25      relname = "interfaces" 
26      modname = "Products.ZenModel.IpInterface" 
27   
28      ifstart = re.compile( 
29          "^(\S+)\s+Link encap:(.+)HWaddr (\S+)" 
30          "|^(\S+)\s+Link encap:(.+)" 
31          ).search 
32      v4addr = re.compile("inet addr:(\S+).*Mask:(\S+)").search 
33      flags = re.compile("^(.*) MTU:(\d+)\s+Metric:.*").search 
34   
35   
36 -    def condition(self, device, log): 
37          osver = device.os.getProductName() 
38          return osver.find("Linux") > -1 
39   
40   
41 -    def process(self, device, results, log): 
42          log.info('Collecting interfaces for device %s' % device.id) 
43          rm = self.relMap() 
44          rlines = results.split("\n") 
45          for line in rlines: 
46              m = self.ifstart(line)  
47              if m: 
48                  # start new interface and get name, type, and macaddress 
49                  iface = self.objectMap() 
50                  rm.append(iface) 
51                  if m.lastindex == 3: 
52                      name, itype, iface.macaddress=m.groups()[:3] 
53                  else: 
54                      name, itype = m.groups()[3:] 
55                  iface.type = itype.strip() 
56                  # Left iface.name in place, but added 
57                  # iface.title for consistency 
58                  iface.title = name 
59                  iface.name = name 
60                  iface.id = self.prepId(name) 
61                  continue 
62              m = self.v4addr(line) 
63              if m: 
64                  # get ip and netmask 
65                  ip, netmask = m.groups() 
66                  netmask = self.maskToBits(netmask) 
67                  iface.setIpAddresses = ["%s/%s" % (ip, netmask)] 
68              m = self.flags(line) 
69              if m: 
70                  # get adminStatus, operStatus, and mtu 
71                  flags, mtu = m.groups() 
72                  if "UP" in flags: iface.operStatus = 1 
73                  else: iface.operStatus = 2 
74                  if "RUNNING" in flags: iface.adminStatus = 1 
75                  else: iface.adminStatus = 2 
76                  iface.mtu = int(mtu) 
77          return rm 
78