def getVmInstanceBaseInfo(self, server_ip, server_id):
'''获取所有实例的基本信息'''
dataList = []
for ins in self.conn.listAllDomains():
raw_xml = ins.XMLDesc(0)
xml = minidom.parseString(raw_xml)
try:
cpu = xml.getElementsByTagName('vcpu')[0].getAttribute(
'current')
if len(cpu) == 0:
cpu = xml.getElementsByTagName(
'vcpu')[0].childNodes[0].data
except:
cpu = 0
try:
mem = ins.info()[2] / 1024
except:
mem = 0
#获取vnc端口信息
try:
vnc_port = xml.getElementsByTagName(
'graphics')[0].getAttribute("port")
except:
vnc_port = 0
ntkList = []
#获取主机Mac地址
for nk in xml.getElementsByTagName('interface'):
if nk.getElementsByTagName('mac') and nk.getElementsByTagName(
'target'):
ntkData = dict()
mac = nk.getElementsByTagName('mac')[0].getAttribute(
'address')
name = nk.getElementsByTagName('target')[0].getAttribute(
"dev")
ntkData['name'] = name
ntkData['mac'] = mac
ntkList.append(ntkData)
data = dict()
data["name"] = ins.name()
data["status"] = ins.state()[0]
data["cpu"] = cpu
data["server_ip"] = server_ip
data["server_id"] = server_id
data["mem"] = mem
data["vnc"] = vnc_port
data['token'] = TokenUntils.makeToken(str=server_ip + data["name"])
data['netk'] = ntkList
dataList.append(data)
return dataList
def getVmInstanceInfo(self, instance, server_ip, vMname):
'''查询单个实例信息'''
vmPoolList = []
pools = self.conn.listAllStoragePools(0)
#获取存储池里面的卷
for pls in pools:
for vol in pls.listVolumes():
data = {}
data[pls.name()] = pls.storageVolLookupByName(vol).path()
vmPoolList.append(data)
if instance:
domData = {}
status = instance.state()
domData['status'] = status[0]
raw_xml = instance.XMLDesc(0)
xml = minidom.parseString(raw_xml)
diskList = []
#获取实例的磁盘信息
for disk in xml.getElementsByTagName('disk'):
#判断设备类型是不是磁盘
if disk.getAttribute("device") == 'disk':
if disk.getElementsByTagName('source'):
data = {}
try:
disk_name = disk.getElementsByTagName(
'source')[0].getAttribute("file")
except:
disk_name = disk.getElementsByTagName(
'source')[0].getAttribute("dev")
#判断卷存在那个存储池里面
for vol in vmPoolList:
for p, v in vol.iteritems():
if disk_name == v: data['disk_pool'] = p
data['disk_path'] = disk_name
data['disk_sn'] = disk.getElementsByTagName(
'target')[0].getAttribute("dev")
try:
data['disk_size'] = instance.blockInfo(
disk_name)[0] / 1024 / 1024 / 1024
data['disk_capacity'] = instance.blockInfo(
disk_name)[1] / 1024 / 1024 / 1024
data['disk_per'] = round(
float(data['disk_capacity']) /
data['disk_size'] * 100, 2)
except:
data['disk_size'] = 0
data['disk_capacity'] = 0
data['disk_per'] = 0
diskList.append(data)
#获取虚拟机实例的网卡名称
nkList = []
for nk in xml.getElementsByTagName('interface'):
if nk.getElementsByTagName('target'):
nk_name = nk.getElementsByTagName(
'target')[0].getAttribute("dev")
nkList.append(nk_name)
#获取虚拟机实例内存的容量信息
try:
mem = instance.info()[2] / 1024
except:
mem = 0
#mem利用率与ip地址
try:
if status[0] == 5: domData['mem_per'] = 0
else:
mem_per = round(
float(instance.memoryStats().get('rss')) /
instance.memoryStats().get('actual') * 100, 2)
if mem_per > 100: domData['mem_per'] = 100
else: domData['mem_per'] = mem_per
except Exception, e:
domData['mem_per'] = 0
#获取虚拟机实例CPU信息
try:
cpu = xml.getElementsByTagName('vcpu')[0].getAttribute(
'current')
if len(cpu) == 0:
cpu = xml.getElementsByTagName(
'vcpu')[0].childNodes[0].data
except:
cpu = 0
#获取vnc端口信息
try:
vnc_port = xml.getElementsByTagName(
'graphics')[0].getAttribute("port")
except:
vnc_port = 0
domData['disks'] = diskList
domData['netk'] = nkList
domData['mem'] = mem
domData['cpu'] = cpu
domData['vnc'] = vnc_port
domData['name'] = vMname
#生成noVNC需要的token
domData['token'] = TokenUntils.makeToken(str=server_ip + vMname)
return domData