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### v2019-09-19 - added support for replicated recoveries
### usage (Cohesity 5.x): ./restore-SQL.ps1 -vip bseltzve01 -username admin -domain local -sourceServer sql2012 -sourceDB proddb -targetServer w2012a -targetDB bseltz-test-restore -overWrite -mdfFolder c:\sqldata -ldfFolder c:\sqldata\logs -ndfFolder c:\sqldata\ndf
### usage (Cohesity 6.x): ./restore-SQL.ps1 -vip bseltzve01 -username admin -domain local -sourceServer sql2012 -sourceDB cohesitydb -targetDB cohesitydb-restore -overWrite -mdfFolder c:\SQLData -ldfFolder c:\SQLData\logs -ndfFolders @{'*1.ndf'='E:\sqlrestore\ndf1'; '*2.ndf'='E:\sqlrestore\ndf2'}
### ./restore-SQL.ps1 -vip bseltzve01 -username admin -domain local -sourceServer sql2012 -sourceDB cohesitydb -targetDB cohesitydb-restore -overWrite -mdfFolder c:\SQLData -ldfFolder c:\SQLData\logs -logTime '2019-01-18 03:01:15'
### process commandline arguments
[CmdletBinding()]
param (
[Parameter(Mandatory = $True)][string]$vip, #the cluster to connect to (DNS name or IP)
[Parameter(Mandatory = $True)][string]$username, #username (local or AD)
[Parameter()][string]$domain = 'local', #local or AD domain
[Parameter(Mandatory = $True)][string]$sourceServer, #protection source where the DB was backed up
[Parameter(Mandatory = $True)][string]$sourceDB, #name of the source DB we want to restore
[Parameter()][string]$targetServer = $sourceServer, #where to restore the DB to
[Parameter()][string]$targetDB = $sourceDB, #desired restore DB name
[Parameter()][switch]$overWrite, #overwrite existing DB
[Parameter()][string]$mdfFolder, #path to restore the mdf
[Parameter()][string]$ldfFolder = $mdfFolder, #path to restore the ldf
[Parameter()][hashtable]$ndfFolders, #paths to restore the ndfs (requires Cohesity 6.0x)
[Parameter()][string]$ndfFolder, #single path to restore ndfs (Cohesity 5.0x)
[Parameter()][string]$logTime, #date time to replay logs to e.g. '2019-01-20 02:01:47'
[Parameter()][switch]$wait, #wait for completion
[Parameter()][string]$targetInstance, #SQL instance name on the targetServer
[Parameter()][switch]$latest,
[Parameter()][switch]$noRecovery,
[Parameter()][switch]$progress
)
### handle 6.0x alternate secondary data file locations
if($ndfFolders){
if($ndfFolders -is [hashtable]){
$secondaryFileLocation = @()
foreach ($key in $ndfFolders.Keys){
$secondaryFileLocation += @{'filePattern' = $key; 'targetDirectory' = $ndfFolders[$key]}
}
}
}else{
$secondaryFileLocation = @()
}
### source the cohesity-api helper code
. $(Join-Path -Path $PSScriptRoot -ChildPath cohesity-api.ps1)
### authenticate
apiauth -vip $vip -username $username -domain $domain
### handle source instance name e.g. instance/dbname
if($sourceDB.Contains('/')){
if($targetDB -eq $sourceDB){
$targetDB = $sourceDB.Split('/')[1]
}
$sourceInstance, $sourceDB = $sourceDB.Split('/')
}else{
$sourceInstance = 'MSSQLSERVER'
}
### search for database to clone
$searchresults = api get /searchvms?environment=SQL`&entityTypes=kSQL`&entityTypes=kVMware`&vmName=$sourceInstance/$sourceDB
if($targetInstance -ne '' -and $targetInstance -ne $sourceInstance){
$differentInstance = $True
}else{
$differentInstance = $False
}
### narrow the search results to the correct source server
$dbresults = $searchresults.vms | Where-Object {$_.vmDocument.objectAliases -eq $sourceServer } | `
Where-Object { $_.vmDocument.objectId.entity.sqlEntity.databaseName -eq $sourceDB }
if($null -eq $dbresults){
write-host "Database $sourceInstance/$sourceDB on Server $sourceServer Not Found" -foregroundcolor yellow
exit
}
### if there are multiple results (e.g. old/new jobs?) select the one with the newest snapshot
$latestdb = ($dbresults | sort-object -property @{Expression={$_.vmDocument.versions[0].snapshotTimestampUsecs}; Ascending = $False})[0]
if($null -eq $latestdb){
write-host "Database $sourceInstance/$sourceDB on Server $sourceServer Not Found" -foregroundcolor yellow
exit 1
}
### identify physical or vm
$entityType = $latestdb.registeredSource.type
### search for source server
$entities = api get /appEntities?appEnvType=3`&envType=$entityType
$ownerId = $latestdb.vmDocument.objectId.entity.sqlEntity.ownerId
$dbId = $latestdb.vmDocument.objectId.entity.id
### handle log replay
$versionNum = 0
$validLogTime = $False
$useLogTime = $False
$latestUsecs = 0
$oldestUsecs = 0
if ($logTime -or $latest){
if($logTime){
$logUsecs = dateToUsecs $logTime
$logUsecsDayStart = [int64] (dateToUsecs (get-date $logTime).Date)
$logUsecsDayEnd = [int64] (dateToUsecs (get-date $logTime).Date.AddDays(1).AddSeconds(-1))
}elseif($latest){
$logUsecsDayStart = [int64]( dateToUsecs (get-date).AddDays(-3))
$logUsecsDayEnd = [int64]( dateToUsecs (get-date))
}
$dbVersions = $latestdb.vmDocument.versions
foreach ($version in $dbVersions) {
$snapshotTimestampUsecs = $version.snapshotTimestampUsecs
$oldestUsecs = $snapshotTimestampUsecs
$timeRangeQuery = @{
"endTimeUsecs" = $logUsecsDayEnd;
"protectionSourceId" = $dbId;
"environment" = "kSQL";
"jobUids" = @(
@{
"clusterId" = $latestdb.vmDocument.objectId.jobUid.clusterId;
"clusterIncarnationId" = $latestdb.vmDocument.objectId.jobUid.clusterIncarnationId;
"id" = $latestdb.vmDocument.objectId.jobUid.objectId
}
);
"startTimeUsecs" = $logUsecsDayStart
}
$pointsForTimeRange = api post restore/pointsForTimeRange $timeRangeQuery
if($pointsForTimeRange.PSobject.Properties['timeRanges']){
# log backups available
foreach($timeRange in $pointsForTimeRange.timeRanges){
$logStart = $timeRange.startTimeUsecs
$logEnd = $timeRange.endTimeUsecs
if($latestUsecs -eq 0){
$latestUsecs = $logEnd - 1000000
}
if($latest){
$logUsecs = $logEnd - 1000000
}
if(($logUsecs - 1000000) -le $snapshotTimestampUsecs -or $snapshotTimestampUsecs -ge ($logUsecs + 1000000)){
$validLogTime = $True
$useLogTime = $False
break
}elseif($logStart -le $logUsecs -and $logUsecs -le $logEnd -and $logUsecs -ge ($snapshotTimestampUsecs - 1000000)) {
$validLogTime = $True
$useLogTime = $True
break
}
}
}else{
# no log backups available
foreach($snapshot in $pointsForTimeRange.fullSnapshotInfo){
if($latestUsecs -eq 0){
$latestUsecs = $snapshotTimestampUsecs
}
if($logTime){
if($snapshotTimestampUsecs -le ($logUsecs + 60000000)){
$validLogTime = $True
$useLogTime = $False
break
}
}elseif ($latest) {
$validLogTime = $True
$useLogTime = $False
break
}
}
}
if($latestUsecs -eq 0){
$latestUsecs = $oldestUsecs
}
if(! $validLogTime){
$versionNum += 1
}else{
break
}
}
if(! $validLogTime){
Write-Host "log time is out of range" -ForegroundColor Yellow
Write-Host "Valid range is $(usecsToDate $oldestUsecs) to $(usecsToDate $latestUsecs)"
exit(1)
}
}
### create new clone task (RestoreAppArg Object)
$restoreTask = @{
"name" = "dbRestore-$(dateToUsecs (get-date))";
'action' = 'kRecoverApp';
'restoreAppParams' = @{
'type' = 3;
'ownerRestoreInfo' = @{
"ownerObject" = @{
"jobUid" = $latestdb.vmDocument.objectId.jobUid;
"jobId" = $latestdb.vmDocument.objectId.jobId;
"jobInstanceId" = $latestdb.vmDocument.versions[$versionNum].instanceId.jobInstanceId;
"startTimeUsecs" = $latestdb.vmDocument.versions[$versionNum].instanceId.jobStartTimeUsecs;
"entity" = @{
"id" = $ownerId
}
}
'ownerRestoreParams' = @{
'action' = 'kRecoverVMs';
'powerStateConfig' = @{}
};
'performRestore' = $false
};
'restoreAppObjectVec' = @(
@{
"appEntity" = $latestdb.vmDocument.objectId.entity;
'restoreParams' = @{
'sqlRestoreParams' = @{
'captureTailLogs' = $false;
'secondaryDataFileDestinationVec' = @();
'alternateLocationParams' = @{};
};
}
}
)
}
}
if($noRecovery){
$restoreTask.restoreAppParams.restoreAppObjectVec[0].restoreParams.sqlRestoreParams.withNoRecovery = $True
}
### if not restoring to original server/DB
if($targetDB -ne $sourceDB -or $targetServer -ne $sourceServer -or $differentInstance){
if('' -eq $mdfFolder){
write-host "-mdfFolder must be specified when restoring to a new database name or different target server" -ForegroundColor Yellow
exit
}
$restoreTask.restoreAppParams.restoreAppObjectVec[0].restoreParams.sqlRestoreParams['dataFileDestination'] = $mdfFolder;
$restoreTask.restoreAppParams.restoreAppObjectVec[0].restoreParams.sqlRestoreParams['logFileDestination'] = $ldfFolder;
$restoreTask.restoreAppParams.restoreAppObjectVec[0].restoreParams.sqlRestoreParams['secondaryDataFileDestinationVec'] = $secondaryFileLocation;
$restoreTask.restoreAppParams.restoreAppObjectVec[0].restoreParams.sqlRestoreParams['newDatabaseName'] = $targetDB;
}
### overwrite warning
if($targetDB -eq $sourceDB -and $targetServer -eq $sourceServer -and $differentInstance -eq $False){
if(! $overWrite){
write-host "Please use the -overWrite parameter to confirm overwrite of the source database!" -ForegroundColor Yellow
exit
}
}
### apply log replay time
if($useLogTime -eq $True){
$restoreTask.restoreAppParams.restoreAppObjectVec[0].restoreParams.sqlRestoreParams['restoreTimeSecs'] = $([int64]($logUsecs/1000000))
}
### search for target server
if($targetServer -ne $sourceServer -or $targetInstance){
$targetEntity = $entities | where-object { $_.appEntity.entity.displayName -eq $targetServer }
if($null -eq $targetEntity){
Write-Host "Target Server Not Found" -ForegroundColor Yellow
exit 1
}
$restoreTask.restoreAppParams.restoreAppObjectVec[0].restoreParams['targetHost'] = $targetEntity.appEntity.entity;
$restoreTask.restoreAppParams.restoreAppObjectVec[0].restoreParams['targetHostParentSource'] = @{ 'id' = $targetEntity.appEntity.entity.parentId }
if($targetInstance){
$restoreTask.restoreAppParams.restoreAppObjectVec[0].restoreParams.sqlRestoreParams['instanceName'] = $targetInstance
}else{
$restoreTask.restoreAppParams.restoreAppObjectVec[0].restoreParams.sqlRestoreParams['instanceName'] = 'MSSQLSERVER'
}
}else{
$targetServer = $sourceServer
}
### handle 5.0x secondary file location
if($ndfFolder){
$restoreTask.restoreAppParams.restoreAppObjectVec[0].restoreParams.sqlRestoreParams['secondaryDataFileDestination'] = $ndfFolder
}
### overWrite existing DB
if($overWrite){
$restoreTask.restoreAppParams.restoreAppObjectVec[0].restoreParams.sqlRestoreParams['dbRestoreOverwritePolicy'] = 1
}
### execute the recovery task (post /recoverApplication api call)
$response = api post /recoverApplication $restoreTask
if($targetInstance -eq ''){
$targetInstance = $sourceInstance
}
if($response){
"Restoring $sourceInstance/$sourceDB to $targetServer/$targetInstance as $targetDB"
}
if($wait -or $progress){
$lastProgress = -1
$taskId = $response.restoreTask.performRestoreTaskState.base.taskId
$finishedStates = @('kSuccess','kFailed','kCanceled', 'kFailure')
while($True){
$status = (api get /restoretasks/$taskId).restoreTask.performRestoreTaskState.base.publicStatus
if($progress){
$progressMonitor = api get "/progressMonitors?taskPathVec=restore_sql_$($taskId)&includeFinishedTasks=true&excludeSubTasks=false"
$percentComplete = $progressMonitor.resultGroupVec[0].taskVec[0].progress.percentFinished
if($percentComplete -gt $lastProgress){
"{0} percent complete" -f [math]::Round($percentComplete, 0)
$lastProgress = $percentComplete
}
}
if ($status -in $finishedStates){
break
}
sleep 5
}
"restore ended with $status"
if($status -eq 'kSuccess'){
exit 0
}else{
exit 1
}
}
exit 0