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import os
import platform
import logging
from collections import OrderedDict
from vstf.agent.env.basic.commandline import CommandLine
from vstf.common import constants as const
log = logging.getLogger(__name__)
CMD = CommandLine()
class Collect(object):
"""collect host information such as _cpu, memory and so on"""
def __init__(self):
super(Collect, self).__init__()
self._system = self._system()
self._cpu = self._cpu()
def _system(self):
"""the base _system info
{'os info':{'_system':'ubuntu', 'kernel': '3.13.3'}}"""
return {const.OS_INFO:
{
'_system': open('/etc/issue.net').readline().strip(),
'kernel': platform.uname()[2]
}
}
def _memery(self):
""" Return the information in /proc/meminfo
as a dictionary """
meminfo = OrderedDict()
with open('/proc/meminfo') as f:
for line in f:
meminfo[line.split(':')[0]] = line.split(':')[1].strip()
return {const.MEMORY_INFO:
{
"Mem Total": meminfo['MemTotal'],
"Mem Swap": meminfo['SwapTotal']
}
}
def _lscpu(self):
ret = {}
with os.popen("lscpu") as f:
for line in f:
ret[line.split(':')[0].strip()] = line.split(':')[1].strip()
return ret
def _cpu(self):
ret = []
with open('/proc/cpuinfo') as f:
cpuinfo = OrderedDict()
for line in f:
if not line.strip():
ret.append(cpuinfo)
cpuinfo = OrderedDict()
elif len(line.split(':')) == 2:
cpuinfo[line.split(':')[0].strip()] = line.split(':')[1].strip()
else:
log.error("_cpu info unknow format <%(c)s>", {'c': line})
return {const.CPU_INFO:
dict(
{
"Model Name": ret[0]['model name'],
"Address sizes": ret[0]['address sizes']
},
**(self._lscpu())
)
}
def _hw_sysinfo(self):
cmdline = "dmidecode | grep -A 2 'System Information' | grep -v 'System Information'"
ret, output = CMD.execute(cmdline, shell=True)
if ret:
result = {}
# del the stderr
for tmp in output.strip().split('\n'):
if tmp is None or tmp is "":
continue
# split the items
tmp = tmp.split(":")
if len(tmp) >= 2:
# first item as key, and the other as value
result[tmp[0].strip("\t")] = ";".join(tmp[1:])
return {const.HW_INFO: result}
else:
return {const.HW_INFO: "get hw info failed. check the host by cmd: dmidecode"}
def collect_host_info(self):
return [self._system, self._cpu, self._memery(), self._hw_sysinfo()]
if __name__ == "__main__":
c = Collect()
import json
print json.dumps(c.collect_host_info(), indent=4)
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