def systemInfo(self):
'''
system:系统名称,node:主机名,release:系统发行版本,version：版本,machine:系统架构,processor:cpu架构,runTime:开机时长(float),freeRate:空置率
'''
info = SystemInfo.uname()
runInfo = SystemStat.uptime_stat()
info['runTime']= runInfo['runTime']
info['freeRate'] = runInfo['freeRate']
return info
def systemMem(self):
'''
mem['MemTotal'] 内存总数 kB
mem['MemUsed'] 已使用总数 kB
mem['MemFree'] 空闲
mem['Buffers'] 缓存
mem['Cached'] cache
mem['MemUsedPerc'] 已使用百分比
'''
return SystemStat.memory_stat()
def systemDiskList(self):
'''
df -h出来的内容
disk['name'] 盘符
disk['totalSize'] 磁盘总容量
disk['usedSize'] 已使用
disk['unusedSize'] 未审批
disk['usedRate'] 已使用百分比
disk['mount'] 挂载点
'''
return SystemStat.disk_stat()
def systemPerformance(self):
'''
MemTotal:内存总数,MemUsed:已使用,MemUsedPerc:已使用百分比,CpuUsedPerc:cpu使用百分比
'''
mem = SystemStat.memory_stat()
if self.cpu['stat'] == None :
self.cpu['stat'] = SystemStat.cpu_stat()
self.cpu['time'] = time.time()
time.sleep(0.2)
if time.time() - self.cpu['time'] > self.cpu['interval'] :
self.cpu['stat'] = SystemStat.cpu_stat()
self.cpu['time'] = time.time()
cpu2 = SystemStat.cpu_stat()
cpuUsedPerc = SystemStat.cpu_rate(self.cpu['stat'], cpu2)
info = {}
info['MemTotal'] = mem['MemTotal']
info['MemUsed'] = mem['MemUsed']
info['MemUsedPerc'] = mem['MemUsedPerc']
info['CpuUsedPerc'] = cpuUsedPerc
return info
def vm_info(self, vms=None):
""
infos = []
# 如果没有vm，默认查询所有的vm信息
if vms == None:
vms = []
vm_infos = self.vm.info_vms()
for vm in vm_infos:
vms.append(vm['vm_name'].encode('iso8859-1'))
# 查询app信息
app_info = {}
app_infos = self.app.app_info()
for app in app_infos:
app_info[app['vmName'].encode(
'iso8859-1')] = app['instanceId'].encode('iso8859-1')
# 查询运行vm top 信息
tops = {}
vm_info = os.popen(
"virt-top -b -n 2 -d 0.5 --stream 2>/dev/null").read()
num = 0
for tmp in vm_info.split("\n"):
if tmp == "":
continue
top = tmp.split()
if top[0] == "virt-top":
num += 1
if top[0] == "virt-top" or top[0] == "ID":
continue
if num == 2:
temp = {}
cpu = top[6]
mem = top[7]
temp['cpuRate'] = cpu
temp['memRate'] = mem
tops[top[9]] = temp
# 网卡流量
net_tmp = SystemStat.net_rate()
net_rate = {}
for rate in net_tmp:
net_rate[rate['interface']] = rate['rate']
# 循环查询vm信息
for vmName in vms:
info = {}
# 1 vm name
info['vmName'] = vmName
# 2 vm stat
state = vm_state(vmName)[vmName]
info['vmState'] = state
# 8 time
info['eventTime'] = time.strftime("%Y-%m-%d %H:%M:%S")
# 3 instanceId
if vmName in app_info:
info['instanceId'] = app_info[vmName]
# 暂不发送
# 4 disk info
# disk_info = os.popen('virt-df -d %s 2>/dev/null'%vmName).read()
# diskInfo = []
# for tmp in disk_info.split("\n"):
# lis = {}
# if(tmp != ""):
# disk = tmp.split()
# if(disk[0] == "Filesystem"):
# continue
# content = {}
#
# content['used'] = disk[2]
# content['available'] = disk[3]
# content['rate'] = disk[4]
# diskName = disk[0].split(":")[1]
# lis[diskName] = content
# diskInfo.append(lis)
# info['diskInfo'] = diskInfo
# 判断是否运行
if state != 'running':
infos.append(info)
continue
# 5 net stat
# 第一种方法
#info['netStats'] = vm_netstats(vmName)[vmName]
# 第二种方法
netStats = []
# 可用‘ virsh domiflist test ’或者 ‘virsh domifstat test port22106’获取
nics = get_nics(vmName)
for mac, attrs in nics.items():
tmp = {}
if 'target' in attrs:
dev = attrs['target']
if dev in net_rate:
tmp['interface'] = dev.encode('iso8859-1')
tmp['flow'] = net_rate[dev]
netStats.append(tmp)
info['netStats'] = netStats
# 6 disk stat
info['diskStats'] = vm_diskstats(vmName)[vmName]
# 7 cpu mem
if vmName in tops:
info['cpuRate'] = tops[vmName]['cpuRate']
info['memRate'] = tops[vmName]['memRate']
infos.append(info)
self.infos = infos
def systemNetList(self):
'''
interface表示网口,ReceiveBytes表示收的字节数,ReceivePackets表示收的包数,ReceiveErrs表示接收的错误包数,ReceiveDrop表示收丢弃的包量
'''
return SystemStat.net_stat()
def systemCpuLoadavg(self):
'''
lavg_1:1分钟内的平均进程数、lavg_5:5、lavg_15:15,nr:正在运行的进程/总进程数, last_pid:分钟内的平均进程数,
'''
return SystemStat.load_stat()
def cpuinfoList(self):
'''
processor：核序号，physical id物理cpu序号，cpu MHz主频，model name型号
'''
cpuList = SystemStat.cpuinfo_stat()
return cpuList
def systemNetInterface(self,ifname=None):
'''
每秒流量位pbs(每秒比特数),此函数会耗时一秒钟
'''
return SystemStat.net_rate(ifname);