Python收集linux主机信息，需要安装dmidecode命令，yum -y install dmidecode
#!/usr/bin/env python
# coding=utf-8
from subprocess import Popen, PIPE
#获取ifconfig命令信息
def getIfconfig():
p = Popen(['ifconfig'], stdout=PIPE)
data = p.stdout.read().decode()
return data
#获取dmidecode命令信息
def getDmi():
p = Popen(['dmidecode'], stdout=PIPE)
data = p.stdout.read().decode()
return data
#处理data数据输出为list并去掉空
def parseData(data):
parsed_data = []
new_line = ''
data = [i for i in data.split('\n') if i]
for line in data:
if line[0].strip():
parsed_data.append(new_line)
new_line = line + '\n'
else:
new_line += line + '\n'
parsed_data.append(new_line)
return [i for i in parsed_data if i]
#处理ifconfig数据并获取eth1的IP地址
def parseIfocnfig(parsed_data):
dic = {}
parsed_data = [ i for i in parsed_data if i.startswith('eth1')]
for lines in parsed_data:
line_list = lines.split('\n')
devname = line_list[0].split()[0]
macaddr = line_list[2].split()[1]
ipaddr = line_list[1].split()[1]
break
dic['ip'] = ipaddr
return dic
#处理dmidecode数据获取信息
def paeseDmi(parsed_data):
dic = {}
parsed_data = [ i for i in parsed_data if i.startswith('System Information')]
parsed_data = [i for i in parsed_data[0].split('\n')[1:] if i]
dmi_dic = dict([i.strip().split(': ') for i in parsed_data])
dic['vender'] = dmi_dic['Manufacturer']
dic['product'] = dmi_dic['Product Name']
dic['sn'] = dmi_dic['Serial Number'][:8]
return dic
#获取hostname
def getHostname(f):
with open(f) as fd:
for line in fd:
if line.startswith('HOSTNAME'):
hostname = line.split('=')[1].strip()
break
return {'hostname': hostname}
#获取操作系统
def getOSver(f):
with open(f) as fd:
for line in fd:
osver = line.strip()
break
return {'osver': osver}
#获取CPU数
def getCpu(f):
num = 0
with open(f) as fd:
for line in fd:
if line.startswith('processor'):
num += 1
if line.startswith('model name'):
cpu_model = line.split(':')[1].split()
cpu_model = cpu_model[0]+' '+ cpu_model[3]+' '+ cpu_model[-1]
return {'cpu_num': num, 'cpu_model': cpu_model}
#获取内存大小
def getMemory(f):
with open(f) as fd:
for line in fd:
if line.startswith('MemTotal'):
mem = int(line.split()[1].strip())
break
mem = "%s" % int((mem/1024.0))+'M'
return {'memory': mem}
def main():
dic = {}
ip = parseIfocnfig(parseData(getIfconfig()))
dmi = paeseDmi(parseData(getDmi()))
osver = getOSver('/etc/issue')
hostname = getHostname('/etc/sysconfig/network')
cpu = getCpu('/proc/cpuinfo')
memory = getMemory('/proc/meminfo')
# lines = [ip, dmi, hostname, osver, cpu, memory]
# for i in lines:
# dic.update(i)
dic.update(ip)
dic.update(dmi)
dic.update(hostname)
dic.update(osver)
dic.update(cpu)
dic.update(memory)
print(dic)
if __name__ == '__main__':
main()
