vstf/vstf/agent/env/basic/collect.py

   1 ##############################################################################
   2 # Copyright (c) 2015 Huawei Technologies Co.,Ltd and others.
   3 #
   4 # All rights reserved. This program and the accompanying materials
   5 # are made available under the terms of the Apache License, Version 2.0
   6 # which accompanies this distribution, and is available at
   7 # http://www.apache.org/licenses/LICENSE-2.0
   8 ##############################################################################
   9
  10 import os
  11 import platform
  12 import logging
  13 from collections import OrderedDict
  14
  15 from vstf.agent.env.basic.commandline import CommandLine
  16 from vstf.common import constants as const
  17
  18 log = logging.getLogger(__name__)
  19 CMD = CommandLine()
  20
  21
  22 class Collect(object):
  23     """collect host information such as _cpu, memory and so on"""
  24
  25     def __init__(self):
  26         super(Collect, self).__init__()
  27         self._system = self._system()
  28         self._cpu = self._cpu()
  29
  30     def _system(self):
  31         """the base _system info
  32         {'os info':{'_system':'ubuntu', 'kernel': '3.13.3'}}"""
  33         return {const.OS_INFO:
  34             {
  35                 '_system': open('/etc/issue.net').readline().strip(),
  36                 'kernel': platform.uname()[2]
  37             }
  38         }
  39
  40     def _memery(self):
  41         """ Return the information in /proc/meminfo
  42         as a dictionary """
  43         meminfo = OrderedDict()
  44         with open('/proc/meminfo') as f:
  45             for line in f:
  46                 meminfo[line.split(':')[0]] = line.split(':')[1].strip()
  47
  48         return {const.MEMORY_INFO:
  49             {
  50                 "Mem Total": meminfo['MemTotal'],
  51                 "Mem Swap": meminfo['SwapTotal']
  52             }
  53         }
  54
  55     def _lscpu(self):
  56         ret = {}
  57         with os.popen("lscpu") as f:
  58             for line in f:
  59                 ret[line.split(':')[0].strip()] = line.split(':')[1].strip()
  60         return ret
  61
  62     def _cpu(self):
  63         ret = []
  64         with open('/proc/cpuinfo') as f:
  65             cpuinfo = OrderedDict()
  66             for line in f:
  67                 if not line.strip():
  68                     ret.append(cpuinfo)
  69                     cpuinfo = OrderedDict()
  70                 elif len(line.split(':')) == 2:
  71                     cpuinfo[line.split(':')[0].strip()] = line.split(':')[1].strip()
  72                 else:
  73                     log.error("_cpu info unknow format <%(c)s>", {'c': line})
  74         return {const.CPU_INFO:
  75             dict(
  76                 {
  77                     "Model Name": ret[0]['model name'],
  78                     "Address sizes": ret[0]['address sizes']
  79                 },
  80                 **(self._lscpu())
  81             )
  82         }
  83
  84     def _hw_sysinfo(self):
  85         cmdline = "dmidecode | grep  -A 2 'System Information' | grep -v 'System Information'"
  86         ret, output = CMD.execute(cmdline, shell=True)
  87         if ret:
  88             result = {}
  89             # del the stderr
  90             for tmp in output.strip().split('\n'):
  91                 if tmp is None or tmp is "":
  92                     continue
  93                 # split the items
  94                 tmp = tmp.split(":")
  95                 if len(tmp) >= 2:
  96                     # first item as key, and the other as value
  97                     result[tmp[0].strip("\t")] = ";".join(tmp[1:])
  98             return {const.HW_INFO: result}
  99         else:
 100             return {const.HW_INFO: "get hw info failed. check the host by cmd: dmidecode"}
 101
 102     def collect_host_info(self):
 103         return [self._system, self._cpu, self._memery(), self._hw_sysinfo()]
 104
 105
 106 if __name__ == "__main__":
 107     c = Collect()
 108     import json
 109
 110     print json.dumps(c.collect_host_info(), indent=4)