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SecondaryAlwaysOn_Example.ps1
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SecondaryAlwaysOn_Example.ps1
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#region Credentials Management
$secpassword = "P@ssw0rd" | ConvertTo-SecureString -AsPlainText -Force
$SqlInstallCredential = New-Object System.Management.Automation.PSCredential("DSC\SQLInstall",$secpassword)
$SqlServiceCredential = New-Object System.Management.Automation.PSCredential("DSC\SQLSvr",$secpassword)
$SqlAgentServiceCredential = New-Object System.Management.Automation.PSCredential("DSC\SQLAgt",$secpassword)
#endregion
#region Parms
$MofPath = 'C:\Mofs'
$ConfigData = @{
AllNodes = @(
@{
NodeName = '*'
SqlInstallCredential = $SqlInstallCredential
SqlServiceCredential = $SqlServiceCredential
SqlAgentServiceCredential = $SqlAgentServiceCredential
MofPath = 'C:\Mofs'
SetupSourcePath = '\\dsc-dc\sqlserver'
SQLSysAdminAccounts = 'DSC\Administrator'
ClusterName = 'DSCTestCluster'
ClusterIP ='192.168.210.99'
PSDscAllowPlainTextPassword = $true
PSDscAllowDomainUser =$true
PrimaryAlwaysOnNode = 'DSC-SQL4'
AvailabilityGroupName =@('AG1','AG2')
}
@{NodeName ="DSC-SQL5"}
@{NodeName ="DSC-SQL6"}
)
}
#endregion
#region LCM Config
[DSCLocalConfigurationManager()]
Configuration LCMPush
{
Node $allnodes.nodename
{
Settings
{
ActionafterReboot = 'ContinueConfiguration'
AllowModuleOverwrite = $true
ConfigurationMode = 'ApplyOnly'
ConfigurationModeFrequencyMins = 15
RefreshFrequencyMins = 30
StatusRetentionTimeInDays = 7
RebootNodeIfNeeded = $true
RefreshMode = 'Push'
}
}
}
LCMPush -ConfigurationData $ConfigData -OutputPath $MofPath
foreach ($node in $ConfigData.AllNodes.nodename)
{
Set-DscLocalConfigurationManager $node -Path $MofPath -Force
}
#endregion
#region SQL Config
Configuration SecondaryAlwaysOnConfig
{
Import-DscResource -ModuleName PSDesiredStateConfiguration
Import-DscResource -ModuleName SQLCompositeResources
node $allNodes.nodename
{
SecondaryAlwaysOn Standalone
{
Server = $Node.NodeName
ClusterName = $Node.ClusterName
ClusterIP = $Node.ClusterIp
SetupSourcePath = $Node.SetupSourcePath
SQLSysAdminAccounts = $Node.SQLSysAdminAccounts
SqlInstallCredential = $Node.SQLInstallCredential
SqlServiceCredential = $Node.SQLServiceCredential
SqlAgentServiceCredential = $Node.SQLAgentServiceCredential
}
AvailabilityGroupJoin AllAvailabilityGroups
{
#Joins each Availability Group for Each provided all receive the same properties
Server = $Node.nodename
SqlInstallCredential = $Node.SqlInstallCredential
AvailabilityGroupName = $Node.AvailabilityGroupName
PrimaryReplica = $Node.PrimaryAlwaysOnNode
}
}
}
#endregion SQLConfig
#region Move Resources
foreach ($node in $ConfigData.AllNodes.nodename)
{
Write-Output "Copy resources to $node"
$Destination = "\\$($node)\\c$\Program Files\WindowsPowerShell\Modules"
if (Test-Path "$Destination\xSqlServer"){Remove-Item -Path "$Destination\xSqlServer"-Recurse -Force}
Copy-Item 'C:\Program Files\WindowsPowerShell\Modules\xSqlServer' -Destination $Destination -Recurse -Force
if (Test-Path "$Destination\SqlServer"){Remove-Item -Path "$Destination\SqlServer"-Recurse -Force}
Copy-Item 'C:\Program Files\WindowsPowerShell\Modules\SqlServer' -Destination $Destination -Recurse -Force
if (Test-Path "$Destination\xComputerManagement"){Remove-Item -Path "$Destination\xComputerManagement"-Recurse -Force}
Copy-Item 'C:\Program Files\WindowsPowerShell\Modules\xComputerManagement' -Destination $Destination -Recurse -Force
if (Test-Path "$Destination\xFailoverCluster"){Remove-Item -Path "$Destination\xFailoverCluster"-Recurse -Force}
Copy-Item 'C:\Program Files\WindowsPowerShell\Modules\xFailoverCluster' -Destination $Destination -Recurse -Force
}
#endregion
#region Generate and Deploy
SecondaryAlwaysOnConfig -ConfigurationData $ConfigData -OutputPath $MofPath
foreach ($node in $ConfigData.AllNodes.nodename)
{
Start-DscConfiguration -ComputerName $node -Path $MofPath -Force -Wait -verbose
}
#StartConfigs -Computers $ConfigData.AllNodes.nodename -Path $MofPath -Verbose
#endregion