def getDetails():
try:
obj = OvmHost()
masterIp = successToMap(get_master_ip())
safeSetAttr(obj, 'masterIp', masterIp['ip'])
xmInfo = successToMap(xen_get_xm_info())
totalMemory = MtoBytes(long(xmInfo['total_memory']))
safeSetAttr(obj, 'totalMemory', totalMemory)
freeMemory = MtoBytes(long(xmInfo['free_memory']))
safeSetAttr(obj, 'freeMemory', freeMemory)
dom0Memory = totalMemory - freeMemory
safeSetAttr(obj, 'dom0Memory', dom0Memory)
cpuNum = int(xmInfo['nr_cpus'])
safeSetAttr(obj, 'cpuNum', cpuNum)
cpuSpeed = int(xmInfo['cpu_mhz'])
safeSetAttr(obj, 'cpuSpeed', cpuSpeed)
name = xmInfo['host']
safeSetAttr(obj, 'name', name)
dom0KernelVersion = xmInfo['release']
safeSetAttr(obj, 'dom0KernelVersion', dom0KernelVersion)
hypervisorVersion = xmInfo['xen_major'] + '.' + xmInfo['xen_minor'] + xmInfo['xen_extra']
safeSetAttr(obj, 'hypervisorVersion', hypervisorVersion)
agtVersion = successToMap(get_agent_version())
safeSetAttr(obj, 'agentVersion', agtVersion['agent_version'])
res = fromOvmHost(obj)
logger.debug(OvmHost.getDetails, res)
return res
except Exception, e:
errmsg = fmt_err_msg(e)
logger.error(OvmHost.getDetails, errmsg)
raise XmlRpcFault(toErrCode(OvmHost, OvmHost.getDetails), errmsg)
def getDetails():
try:
obj = OvmHost()
masterIp = successToMap(get_master_ip())
safeSetAttr(obj, 'masterIp', masterIp['ip'])
xmInfo = successToMap(xen_get_xm_info())
totalMemory = MtoBytes(long(xmInfo['total_memory']))
safeSetAttr(obj, 'totalMemory', totalMemory)
freeMemory = MtoBytes(long(xmInfo['free_memory']))
safeSetAttr(obj, 'freeMemory', freeMemory)
dom0Memory = totalMemory - freeMemory
safeSetAttr(obj, 'dom0Memory', dom0Memory)
cpuNum = int(xmInfo['nr_cpus'])
safeSetAttr(obj, 'cpuNum', cpuNum)
cpuSpeed = int(xmInfo['cpu_mhz'])
safeSetAttr(obj, 'cpuSpeed', cpuSpeed)
name = xmInfo['host']
safeSetAttr(obj, 'name', name)
dom0KernelVersion = xmInfo['release']
safeSetAttr(obj, 'dom0KernelVersion', dom0KernelVersion)
hypervisorVersion = xmInfo['xen_major'] + '.' + xmInfo['xen_minor'] + xmInfo['xen_extra']
safeSetAttr(obj, 'hypervisorVersion', hypervisorVersion)
agtVersion = successToMap(get_agent_version())
safeSetAttr(obj, 'agentVersion', agtVersion['agent_version'])
res = fromOvmHost(obj)
logger.debug(OvmHost.getDetails, res)
return res
except Exception, e:
errmsg = fmt_err_msg(e)
logger.error(OvmHost.getDetails, errmsg)
raise XmlRpcFault(toErrCode(OvmHost, OvmHost.getDetails), errmsg)
def getDetails():
try:
obj = OvmHost()
masterIp = successToMap(get_master_ip())
safeSetAttr(obj, "masterIp", masterIp["ip"])
xmInfo = successToMap(xen_get_xm_info())
totalMemory = MtoBytes(long(xmInfo["total_memory"]))
safeSetAttr(obj, "totalMemory", totalMemory)
freeMemory = MtoBytes(long(xmInfo["free_memory"]))
safeSetAttr(obj, "freeMemory", freeMemory)
dom0Memory = totalMemory - freeMemory
safeSetAttr(obj, "dom0Memory", dom0Memory)
cpuNum = int(xmInfo["nr_cpus"])
safeSetAttr(obj, "cpuNum", cpuNum)
cpuSpeed = int(xmInfo["cpu_mhz"])
safeSetAttr(obj, "cpuSpeed", cpuSpeed)
name = xmInfo["host"]
safeSetAttr(obj, "name", name)
dom0KernelVersion = xmInfo["release"]
safeSetAttr(obj, "dom0KernelVersion", dom0KernelVersion)
hypervisorVersion = xmInfo["xen_major"] + "." + xmInfo["xen_minor"] + xmInfo["xen_extra"]
safeSetAttr(obj, "hypervisorVersion", hypervisorVersion)
agtVersion = successToMap(get_agent_version())
safeSetAttr(obj, "agentVersion", agtVersion["agent_version"])
res = fromOvmHost(obj)
logger.debug(OvmHost.getDetails, res)
return res
except Exception, e:
errmsg = fmt_err_msg(e)
logger.error(OvmHost.getDetails, errmsg)
raise XmlRpcFault(toErrCode(OvmHost, OvmHost.getDetails), errmsg)
def configureHostName(nodes):
myIp = successToMap(get_master_ip())['ip']
nodeName = None
for n in nodes:
if myIp == n["ip_address"]:
nodeName = n["name"]
break
if nodeName == None:
raise Exception("Cannot find node equals to my ip address:%s" %
myIp)
if not exists(HOSTNAME_FILE):
originalConf = ""
else:
fd = open(HOSTNAME_FILE, "r")
originalConf = fd.read()
fd.close()
pattern = r"HOSTNAME=(.*)"
# remove any old hostname
originalConf = re.sub(pattern, "", originalConf)
# remove extra empty lines
originalConf = re.sub(
r"\n\s*\n*", "\n",
originalConf) + "\n" + "HOSTNAME=%s" % nodeName
logger.debug(OvmStoragePool.prepareOCFS2Nodes,
"Configure %s:%s\n" % (HOSTNAME_FILE, originalConf))
fd = open(HOSTNAME_FILE, "w")
fd.write(originalConf)
fd.close()
doCmd(['hostname', nodeName])
def configureHostName(nodes):
myIp = successToMap(get_master_ip())['ip']
nodeName = None
for n in nodes:
if myIp == n["ip_address"]:
nodeName = n["name"]
break
if nodeName == None: raise Exception("Cannot find node equals to my ip address:%s"%myIp)
if not exists(HOSTNAME_FILE):
originalConf = ""
else:
fd = open(HOSTNAME_FILE, "r")
originalConf = fd.read()
fd.close()
pattern = r"HOSTNAME=(.*)"
# remove any old hostname
originalConf = re.sub(pattern, "", originalConf)
# remove extra empty lines
originalConf = re.sub(r"\n\s*\n*", "\n", originalConf) + "\n" + "HOSTNAME=%s"%nodeName
logger.debug(OvmStoragePool.prepareOCFS2Nodes, "Configure %s:%s\n"%(HOSTNAME_FILE,originalConf))
fd = open(HOSTNAME_FILE, "w")
fd.write(originalConf)
fd.close()
doCmd(['hostname', nodeName])
def checkStaleCluster(clusterName):
if exists('/sys/kernel/config/cluster/'):
dirs = os.listdir('/sys/kernel/config/cluster/')
for dir in dirs:
if dir != clusterName:
errMsg = '''CloudStack detected there is a stale cluster(%s) on host %s. Please manually clean up it first then add again by
1) remove the host from cloudstack
2) umount all OCFS2 device on host
3) /etc/init.d/o2cb offline %s
4) /etc/init.d/o2cb restart
if this doesn't resolve the problem, please check oracle manual to see how to offline a cluster
''' % (dir, successToMap(get_master_ip())['ip'], dir)
raise Exception(errMsg)
def checkStaleCluster(clusterName):
if exists('/sys/kernel/config/cluster/'):
dirs = os.listdir('/sys/kernel/config/cluster/')
for dir in dirs:
if dir != clusterName:
errMsg = '''CloudStack detected there is a stale cluster(%s) on host %s. Please manually clean up it first then add again by
1) remove the host from cloudstack
2) umount all OCFS2 device on host
3) /etc/init.d/o2cb offline %s
4) /etc/init.d/o2cb restart
if this doesn't resolve the problem, please check oracle manual to see how to offline a cluster
''' % (dir, successToMap(get_master_ip())['ip'], dir)
raise Exception(errMsg)
def cdBoot(vm, vmPath):
isoMountPath = None
try:
cdrom = None
for disk in vm.disks:
if disk.isIso == True:
cdrom = disk
break
if not cdrom: raise Exception("Cannot find Iso in disks")
isoOnSecStorage = dirname(cdrom.path)
isoName = basename(cdrom.path)
isoMountPath = OvmVm()._getIsoMountPath(vmPath)
OvmStoragePool()._mount(isoOnSecStorage, isoMountPath)
isoPath = join(isoMountPath, isoName)
if not exists(isoPath):
raise Exception("Cannot found iso %s at %s which mounts to %s"%(isoName, isoOnSecStorage, isoMountPath))
stdout = run_cmd(args=['file', isoPath])
if not stdout.strip().endswith("(bootable)"): raise Exception("ISO %s is not bootable"%cdrom.path)
#now alter cdrom to correct path
cdrom.path = isoPath
if len(vm.vifs) != 0:
vif = vm.vifs[0]
#ISO boot must be HVM
vifCfg = ','.join([vif.mac, vif.bridge, 'ioemu'])
else:
vifCfg = ''
rootDiskSize = os.path.getsize(vm.rootDisk.path)
rooDiskCfg = ':'.join([join(vmPath, basename(vm.rootDisk.path)), str(BytesToG(rootDiskSize)), 'True'])
disks = [rooDiskCfg]
for d in vm.disks:
if d.isIso: continue
size = os.path.getsize(d.path)
cfg = ':'.join([d.path, str(BytesToG(size)), 'True'])
disks.append(cfg)
disksCfg = ','.join(disks)
server = successToMap(get_master_ip())['ip']
raiseExceptionIfFail(install_vm_hvm(vmPath, BytesToM(vm.memory), vm.cpuNum, vifCfg, disksCfg, cdrom.path, vncpassword='', dedicated_server=server))
rs = SUCC()
return rs
except Exception, e:
if isoMountPath and OvmStoragePool()._isMounted(isoMountPath):
doCmd(['umount', '-f', isoMountPath])
errmsg = fmt_err_msg(e)
raise Exception(errmsg)
def cdBoot(vm, vmPath):
isoMountPath = None
try:
cdrom = None
for disk in vm.disks:
if disk.isIso == True:
cdrom = disk
break
if not cdrom: raise Exception("Cannot find Iso in disks")
isoOnSecStorage = dirname(cdrom.path)
isoName = basename(cdrom.path)
isoMountPath = OvmVm()._getIsoMountPath(vmPath)
OvmStoragePool()._mount(isoOnSecStorage, isoMountPath)
isoPath = join(isoMountPath, isoName)
if not exists(isoPath):
raise Exception("Cannot found iso %s at %s which mounts to %s"%(isoName, isoOnSecStorage, isoMountPath))
stdout = run_cmd(args=['file', isoPath])
if not stdout.strip().endswith("(bootable)"): raise Exception("ISO %s is not bootable"%cdrom.path)
#now alter cdrom to correct path
cdrom.path = isoPath
if len(vm.vifs) != 0:
vif = vm.vifs[0]
#ISO boot must be HVM
vifCfg = ','.join([vif.mac, vif.bridge, 'ioemu'])
else:
vifCfg = ''
rootDiskSize = os.path.getsize(vm.rootDisk.path)
rooDiskCfg = ':'.join([join(vmPath, basename(vm.rootDisk.path)), str(BytesToG(rootDiskSize)), 'True'])
disks = [rooDiskCfg]
for d in vm.disks:
if d.isIso: continue
size = os.path.getsize(d.path)
cfg = ':'.join([d.path, str(BytesToG(size)), 'True'])
disks.append(cfg)
disksCfg = ','.join(disks)
server = successToMap(get_master_ip())['ip']
raiseExceptionIfFail(install_vm_hvm(vmPath, BytesToM(vm.memory), vm.cpuNum, vifCfg, disksCfg, cdrom.path, vncpassword='', dedicated_server=server))
rs = SUCC()
return rs
except Exception, e:
if isoMountPath and OvmStoragePool()._isMounted(isoMountPath):
doCmd(['umount', '-f', isoMountPath])
errmsg = fmt_err_msg(e)
raise Exception(errmsg)
def hddBoot(vm, vmPath):
vmType = vm.type
if vmType == "FROMCONFIGFILE":
vmType = OvmVm()._getVmTypeFromConfigFile(vmPath)
cfgDict = {}
if vmType == "HVM":
cfgDict['builder'] = "'hvm'"
cfgDict['acpi'] = "1"
cfgDict['apic'] = "1"
cfgDict['device_model'] = "'/usr/lib/xen/bin/qemu-dm'"
cfgDict['kernel'] = "'/usr/lib/xen/boot/hvmloader'"
vifType = 'ioemu'
else:
cfgDict['bootloader'] = "'/usr/bin/pygrub'"
vifType = 'netfront'
cfgDict['name'] = "'%s'"%vm.name
cfgDict['disk'] = "[]"
cfgDict['vcpus'] = "''"
cfgDict['memory'] = "''"
cfgDict['on_crash'] = "'destroy'"
cfgDict['on_reboot'] = "'restart'"
cfgDict['vif'] = "[]"
items = []
for k in cfgDict.keys():
item = " = ".join([k, cfgDict[k]])
items.append(item)
vmSpec = "\n".join(items)
vmCfg = open(join(vmPath, 'vm.cfg'), 'w')
vmCfg.write(vmSpec)
vmCfg.close()
setVifsType(vm.vifs, vifType)
raiseExceptionIfFail(xen_set_vcpus(vmPath, vm.cpuNum))
raiseExceptionIfFail(xen_set_memory(vmPath, BytesToM(vm.memory)))
raiseExceptionIfFail(xen_add_disk(vmPath, vm.rootDisk.path, mode=vm.rootDisk.type))
vifs = [OvmVif.toXenString(v) for v in vm.vifs]
for vif in vifs:
raiseExceptionIfFail(xen_set_vifs(vmPath, vif))
for disk in vm.disks:
raiseExceptionIfFail(xen_add_disk(vmPath, disk.path, mode=disk.type))
raiseExceptionIfFail(xen_set_vm_vnc_password(vmPath, ""))
cfgFile = join(vmPath, 'vm.cfg')
# only HVM supports attaching cdrom
if vmType == 'HVM':
# Add an empty "hdc:cdrom" entry in config. Fisrt we set boot order to 'd' that is cdrom boot,
# then 'hdc:cdrom' entry will be in disk list. Second, change boot order to 'c' which
# is harddisk boot. VM can not start with an empty 'hdc:cdrom' when boot order is 'd'.
# it's tricky !
raiseExceptionIfFail(xen_config_boot_sequence(vmPath, 'd'))
raiseExceptionIfFail(xen_config_boot_sequence(vmPath, 'c'))
raiseExceptionIfFail(xen_correct_cfg(cfgFile, vmPath))
xen_correct_qos_cfg(cfgFile)
dumpCfg(vm.name, cfgFile)
server = successToMap(get_master_ip())['ip']
raiseExceptionIfFail(start_vm(vmPath, server))
rs = SUCC()
return rs
def makeOwnerFileName():
hostIp = successToMap(get_master_ip())['ip']
ownerFileName = OWNER_FILE_PREFIX + hostIp.replace('.', '_')
return ownerFileName
def makeOwnerFileName():
hostIp = successToMap(get_master_ip())['ip']
ownerFileName = OWNER_FILE_PREFIX + hostIp.replace('.', '_')
return ownerFileName
def hddBoot(vm, vmPath):
vmType = vm.type
if vmType == "FROMCONFIGFILE":
vmType = OvmVm()._getVmTypeFromConfigFile(vmPath)
cfgDict = {}
if vmType == "HVM":
cfgDict['builder'] = "'hvm'"
cfgDict['acpi'] = "1"
cfgDict['apic'] = "1"
cfgDict['device_model'] = "'/usr/lib/xen/bin/qemu-dm'"
cfgDict['kernel'] = "'/usr/lib/xen/boot/hvmloader'"
vifType = 'ioemu'
else:
cfgDict['bootloader'] = "'/usr/bin/pygrub'"
vifType = 'netfront'
cfgDict['name'] = "'%s'" % vm.name
cfgDict['disk'] = "[]"
cfgDict['vcpus'] = "''"
cfgDict['memory'] = "''"
cfgDict['on_crash'] = "'destroy'"
cfgDict['on_reboot'] = "'restart'"
cfgDict['vif'] = "[]"
items = []
for k in cfgDict.keys():
item = " = ".join([k, cfgDict[k]])
items.append(item)
vmSpec = "\n".join(items)
vmCfg = open(join(vmPath, 'vm.cfg'), 'w')
vmCfg.write(vmSpec)
vmCfg.close()
setVifsType(vm.vifs, vifType)
raiseExceptionIfFail(xen_set_vcpus(vmPath, vm.cpuNum))
raiseExceptionIfFail(xen_set_memory(vmPath, BytesToM(vm.memory)))
raiseExceptionIfFail(
xen_add_disk(vmPath, vm.rootDisk.path, mode=vm.rootDisk.type))
vifs = [OvmVif.toXenString(v) for v in vm.vifs]
for vif in vifs:
raiseExceptionIfFail(xen_set_vifs(vmPath, vif))
for disk in vm.disks:
raiseExceptionIfFail(
xen_add_disk(vmPath, disk.path, mode=disk.type))
raiseExceptionIfFail(xen_set_vm_vnc_password(vmPath, ""))
cfgFile = join(vmPath, 'vm.cfg')
# only HVM supports attaching cdrom
if vmType == 'HVM':
# Add an empty "hdc:cdrom" entry in config. Fisrt we set boot order to 'd' that is cdrom boot,
# then 'hdc:cdrom' entry will be in disk list. Second, change boot order to 'c' which
# is harddisk boot. VM can not start with an empty 'hdc:cdrom' when boot order is 'd'.
# it's tricky !
raiseExceptionIfFail(xen_config_boot_sequence(vmPath, 'd'))
raiseExceptionIfFail(xen_config_boot_sequence(vmPath, 'c'))
raiseExceptionIfFail(xen_correct_cfg(cfgFile, vmPath))
xen_correct_qos_cfg(cfgFile)
dumpCfg(vm.name, cfgFile)
server = successToMap(get_master_ip())['ip']
raiseExceptionIfFail(start_vm(vmPath, server))
rs = SUCC()
return rs
