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<#
Copyright 2014, 2015 Cloudbase Solutions Srl
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
#>
$WMI_JOB_STATUS_STARTED = 4096
$WMI_JOB_STATE_RUNNING = 4
$WMI_JOB_STATE_COMPLETED = 7
$hvassembly = [System.Reflection.Assembly]::LoadWithPartialName("Microsoft.HyperV.PowerShell")
function Set-VMNetworkAdapterOVSPort
{
[CmdletBinding()]
param
(
[parameter(Mandatory=$true, ValueFromPipeline=$true)]
[Microsoft.HyperV.PowerShell.VMNetworkAdapter]$VMNetworkAdapter,
[parameter(Mandatory=$true)]
[ValidateLength(1, 48)]
[string]$OVSPortName
)
process
{
$ns = "root\virtualization\v2"
$EscapedId = $VMNetworkAdapter.Id.Replace('\', '\\')
$sd = gwmi -namespace $ns -class Msvm_EthernetPortAllocationSettingData -Filter "ElementName = '$OVSPortName'"
if($sd)
{
if($sd.InstanceId.Contains($VMNetworkAdapter.Id))
{
throw "The OVS port name '$OVSPortName' is already assigned to this port."
}
throw "Cannot assign the OVS port name '$OVSPortName' as it is already assigned to an other port."
}
$sd = gwmi -namespace $ns -class Msvm_EthernetPortAllocationSettingData -Filter "InstanceId like '$EscapedId%'"
if($sd)
{
$sd.ElementName = $OVSPortName
$vsms = gwmi -namespace $ns -class Msvm_VirtualSystemManagementService
$retVal = $vsms.ModifyResourceSettings(@($sd.GetText(1)))
try
{
CheckWMIReturnValue $retVal
}
catch
{
throw "Assigning OVS port '$OVSPortName' failed"
}
}
}
}
function Get-VMNetworkAdapterByOVSPort
{
[CmdletBinding()]
param
(
[parameter(Mandatory=$true)]
[ValidateLength(1, 48)]
[string]$OVSPortName
)
process
{
$ns = "root\virtualization\v2"
$sd = gwmi -namespace $ns -class Msvm_EthernetPortAllocationSettingData -Filter "ElementName = '$OVSPortName'"
if($sd)
{
return $sd
}
}
}
function Get-VMByOVSPort
{
[CmdletBinding()]
param
(
[parameter(Mandatory=$true)]
[ValidateLength(1, 48)]
[string]$OVSPortName
)
process
{
$ns = "root\virtualization\v2"
$vms = gwmi -namespace $ns -class Msvm_VirtualSystemSettingData
ForEach($vm in $vms)
{
$ports = gwmi -Namespace $ns -Query "
Associators of {$vm} Where
ResultClass = Msvm_EthernetPortAllocationSettingData"
if ($ports.ElementName -eq $OVSPortName)
{
return $vm
}
}
}
}
#This function returns the Msvm_VirtualSystemSettingData given a VMName
function Get-VMNetworkAdapterWithOVSPort
{
[CmdletBinding()]
param
(
[parameter(Mandatory=$true)]
[ValidateLength(1, 1024)]
[string]$vmName
)
process
{
$ns = "root\virtualization\v2"
$vm = {}
$ports = {}
$vm = gwmi -namespace $ns -class Msvm_VirtualSystemSettingData -Filter "ElementName = '$VMName'"
$ports = gwmi -Namespace $ns -Query "
Associators of {$vm} Where
ResultClass = Msvm_EthernetPortAllocationSettingData"
return $ports
}
}
function CheckWMIReturnValue($retVal)
{
if ($retVal.ReturnValue -ne 0)
{
if ($retVal.ReturnValue -eq $WMI_JOB_STATUS_STARTED)
{
do
{
$job = [wmi]$retVal.Job
}
while ($job.JobState -eq $WMI_JOB_STATE_RUNNING)
if ($job.JobState -ne $WMI_JOB_STATE_COMPLETED)
{
echo $job.ReturnValue
$errorString = "Job Failed. Job State: " + $job.JobState.ToString()
if ($job.__CLASS -eq "Msvm_ConcreteJob")
{
$errorString += " Error Code: " + $job.ErrorCode.ToString()
$errorString += " Error Details: " + $job.ErrorDescription
}
else
{
$error = $job.GetError()
if ($error.Error)
{
$errorString += " Error:" + $error.Error
}
}
throw $errorString
}
}
else
{
throw "Job Failed. Return Value: {0}" -f $job.ReturnValue
}
}
}
function Set-VMNetworkAdapterOVSPortDirect
{
[CmdletBinding()]
param
(
[parameter(Mandatory=$true)]
[ValidateLength(1, 1024)]
[string]$vmName,
[parameter(Mandatory=$true)]
[ValidateLength(1, 48)]
[string]$OVSPortName
)
process
{
$vnic = 0
if ($vmName)
{
$vnic = Get-VMNetworkAdapter -VMName $vmName
}
# XXX the vnic index should be provided by the caller
$vnic[0] | Set-VMNetworkAdapterOVSPort -OVSPortName $OVSPortName
}
}
Export-ModuleMember -function Set-*, Get-*
|
