VM_Recovery_Script.ps1

# Developed for Rubrik
################################################
# Configure the variables below for the Cloud Cluster
################################################
$CloudCluster = "192.168.0.200"
$RecoveryPlanCSV = "C:\Scripts\CloudRecoveryPlan\CloudRecoveryPlan.csv"
$LogDirectory = "C:\Scripts\CloudRecoveryPlan\"
# Prompting for username and password to authenicate, can set manually to remove human interaction
$Credentials = Get-Credential -Credential $null
$CloudUser = $Credentials.UserName
$Credentials.Password | ConvertFrom-SecureString
$CloudPassword = $Credentials.GetNetworkCredential().password
########################################################################################################################
# Nothing to configure below this line - Starting the main function of the script
########################################################################################################################
# Adding certificate exception to prevent API errors
################################################
add-type @"
    using System.Net;
    using System.Security.Cryptography.X509Certificates;
    public class TrustAllCertsPolicy : ICertificatePolicy {
        public bool CheckValidationResult(
            ServicePoint srvPoint, X509Certificate certificate,
            WebRequest request, int certificateProblem) {
            return true;
        }
    }
"@
[System.Net.ServicePointManager]::CertificatePolicy = New-Object TrustAllCertsPolicy
################################################
# Starting logging & importing the CSV
################################################
$Now = get-date
$Log = $LogDirectory + "\Cloud-RecoveryPlanLog-" + $Now.ToString("yyyy-MM-dd") + "@" + $Now.ToString("HH-mm-ss") + ".log"
Start-Transcript -Path $Log -NoClobber 
$RecoveryPlanVMs = import-csv $RecoveryPlanCSV
################################################
# Building Cloud API string & invoking REST API
################################################
$baseURL = "https://" + $CloudCluster + "/api/v1/"
$xCloudSessionURL = $baseURL + "session"
$authInfo = ("{0}:{1}" -f $CloudUser,$CloudPassword)
$authInfo = [System.Text.Encoding]::UTF8.GetBytes($authInfo)
$authInfo = [System.Convert]::ToBase64String($authInfo)
$headers = @{Authorization=("Basic {0}" -f $authInfo)}
$TypeJSON = "application/json"
# Authentication with API
Try 
{
$xCloudSessionResponse = Invoke-WebRequest -Uri $xCloudSessionURL -Headers $headers -Method POST -Body $sessionBody -ContentType $TypeJSON
}
Catch 
{
Write-Host $_.Exception.ToString()
$error[0] | Format-List -Force
}
# Extracting the token from the JSON response
$xCloudSession = (ConvertFrom-Json -InputObject $xCloudSessionResponse.Content)
$CloudSessionHeader = @{'Authorization' = "Bearer $($xCloudSession.token)"}
###############################################
# Getting list of VMs
###############################################
$VMListURL = $baseURL+"vmware/vm?limit=5000"
Try 
{
$VMListJSON = Invoke-RestMethod -Uri $VMListURL -TimeoutSec 100 -Headers $CloudSessionHeader -ContentType $TypeJSON
$VMList = $VMListJSON.data
}
Catch 
{
Write-Host $_.Exception.ToString()
$error[0] | Format-List -Force
}
###################################################################
# Start Per VM Actions here
###################################################################
write-host "Starting per VM RecoveryPlan Actions"
foreach ($VM in $RecoveryPlanVMs)
{
###############################################
# Setting the variables for the current VM
###############################################
$VMName = $VM.VMName
$VMAction = $VM.Action
$VMDisableNetwork = $VM.DisableNetwork
$VMRemoveNetworkDevices = $VM.RemoveNetworkDevices
$VMPowerOn = $VM.PowerOn
$VMRunScriptsinLiveMount = $VM.RunScriptsinLiveMount
$VMPreFailoverScript = $VM.PreFailoverScript
$VMPostFailoverScriptDelay = $VM.PostFailoverScriptDelay
$VMPostFailoverScript = $VM.PostFailoverScript
$VMNextVMFailoverDelay = $VM.NextVMFailoverDelay
$VMPreFailoverUserPrompt = $VM.PreFailoverUserPrompt
$VMPostFailoverUserPrompt = $VM.PostFailoverUserPrompt
# Inserting space in log for readability
write-host "--------------------------------------------"
write-host "Performing Action for VM:$VMName"
# Giving the user 3 seconds to see
sleep 3
###################################################################
# VM Pre-Failover User Prompt
###################################################################
if ($VMPreFailoverUserPrompt -ne "")
{
# Setting title and user prompt
$PromptTitle = "Pre-Failover Prompt"
$PromptMessage = "VM:$VMName 
$VMPreFailoverUserPrompt"
# Defining options
$Continue = New-Object System.Management.Automation.Host.ChoiceDescription "&Continue", `
    "Continues to run the recovery plan"
$Stop = New-Object System.Management.Automation.Host.ChoiceDescription "&Stop", `
    "Stops the recovery plan altogether"
$PromptOptions = [System.Management.Automation.Host.ChoiceDescription[]]($Continue, $Stop)
# Prompting user and defining the result
$PromptResult = $host.ui.PromptForChoice($PromptTitle, $PromptMessage, $PromptOptions, 0) 
switch ($PromptResult)
    {
        0 {"User Selected Continue Recovery Plan"}
        1 {"User Selected Stop Recovery Plan"}
    }
# Performing the exit action if selected
if ($PromptResult -eq 1)
{
# Stopping transcript
Stop-Transcript
# Killing PowerShell script process
kill $PID
}
}
###############################################
# Getting VM ID and outputting VM info to log/console
###############################################
$VMID = $VMList | Where-Object {($_.name -eq $VMName)} | select -ExpandProperty id
$VMSLADomain = $VMList | Where-Object {($_.name -eq $VMName)} | select -ExpandProperty effectiveSlaDomainName
$VMclusterName = $VMList | Where-Object {($_.name -eq $VMName)} | select -ExpandProperty clusterName
$VMHostName = $VMList | Where-Object {($_.name -eq $VMName)} | select -ExpandProperty hostName
$VMIPAddress = $VMList | Where-Object {($_.name -eq $VMName)} | select -ExpandProperty ipAddress
Write-host "ID:$VMID
IPAddress:$VMIPAddress
SLADomain:$VMSLADomain 
clusterName:$VMclusterName
HostName:$VMHostName"
###############################################
# Getting VM snapshot ID
###############################################
$VMSnapshotURL = $baseURL+"vmware/vm/"+$VMID+"/snapshot"
Try 
{
$VMSnapshotJSON = Invoke-RestMethod -Uri $VMSnapshotURL -TimeoutSec 100 -Headers $CloudSessionHeader -ContentType $TypeJSON
$VMSnapshot = $VMSnapshotJSON.data
}
Catch 
{
Write-Host $_.Exception.ToString()
$error[0] | Format-List -Force
}
# Selecting most recent VM snapshot to use for recovery operation
$VMSnapshotID = $VMSnapshot | Sort-Object -Descending date | select -ExpandProperty id -First 1
$VMSnapshotDate = $VMSnapshot | Sort-Object -Descending date | select -ExpandProperty date -First 1
Write-host "Snapshot:$VMSnapshotDate"
###############################################
# Performing Live Mount - If configured for VMAction
###############################################
# Using defaultESXi host of original VM by not specifying it in the VM JSON
IF ($VMAction -eq "LiveMount")
{
write-host "Action:$VMAction"
###########################################
# Running pre-failover script if RunScriptsinTest is enabled and script configured
###########################################
if (($VMRunScriptsinLiveMount -eq "TRUE") -and ($VMPreFailoverScript -ne ""))
{
Try 
{
write-host "Running Pre-FailoverScript:$VMPreFailoverScript"
invoke-expression $VMPreFailoverScript
}
Catch 
{
Write-Host $_.Exception.ToString()
$error[0] | Format-List -Force
}
}
###########################################
# Setting URL and creating JSON
###########################################
# Setting default if not specified in CSV
if ($VMDisableNetwork -eq ""){$VMDisableNetwork = "false"}
if ($VMRemoveNetworkDevices -eq ""){$VMRemoveNetworkDevices = "true"}
if ($VMPowerOn -eq ""){$VMPowerOn = "true"}
# Forcing to lower case to compensate for excel auto-correct capitalizing 
$VMDisableNetwork = $VMDisableNetwork.ToLower()
$VMRemoveNetworkDevices = $VMRemoveNetworkDevices.ToLower()
$VMPowerOn = $VMPowerOn.ToLower()
$VMLMJSON =
"{
  ""vmName"": ""$VMName - LiveMount"",
  ""disableNetwork"": $VMDisableNetwork,
  ""removeNetworkDevices"": $VMRemoveNetworkDevices,
  ""powerOn"": $VMPowerOn
}"
$VMLiveMountURL = $baseURL+"vmware/vm/snapshot/"+$VMSnapshotID+"/mount"
###########################################
# POST to REST API URL with VMJSON
###########################################
Try 
{
write-host "Starting LiveMount for VM:$VMName"
$VMLiveMountPOST = Invoke-RestMethod -Method Post -Uri $VMLiveMountURL -Body $VMLMJSON -TimeoutSec 100 -Headers $CloudSessionHeader -ContentType $TypeJSON
$VMOperationSuccess = $TRUE
}
Catch 
{
Write-Host $_.Exception.ToString()
$error[0] | Format-List -Force
}
###########################################
# Running post-failover script if RunScriptsinTest is enabled, script configured and test started
###########################################
if (($VMRunScriptsinLiveMount -eq "TRUE") -and ($VMPostFailoverScript -ne "") -and ($VMOperationSuccess -eq $TRUE))
{
# Waiting sleep delay for post script
write-host "Sleeping $VMPostFailoverScriptDelay seconds for VMPostFailoverScriptDelay"
sleep $VMPostFailoverScriptDelay
Try 
{
write-host "Running Post-FailoverScript:$VMPostFailoverScript"
invoke-expression $VMPostFailoverScript
}
Catch 
{
Write-Host $_.Exception.ToString()
$error[0] | Format-List -Force
}
}
# End of LiveMount action below
}
# End of LiveMount action above
###############################################
# Performing Instant Recovery - If configured for VMAction
###############################################
IF ($VMAction -eq "InstantRecover")
{
write-host "Action:$VMAction"
###########################################
# Running pre-failover script if script configured
###########################################
if ($VMPreFailoverScript -ne "")
{
Try 
{
write-host "Running Pre-FailoverScript:$VMPreFailoverScript"
invoke-expression $VMPreFailoverScript
}
Catch 
{
Write-Host $_.Exception.ToString()
$error[0] | Format-List -Force
}
}
###########################################
# Setting URL and creating JSON
###########################################
# Setting default if not specified in CSV
if ($VMRemoveNetworkDevices -eq ""){$VMRemoveNetworkDevices = "true"}
# Forcing to lower case to compensate for excel auto-correct capitalizing 
$VMRemoveNetworkDevices = $VMRemoveNetworkDevices.ToLower()
$VMIRJSON =
"{
  ""vmName"": ""$VMName"",
  ""removeNetworkDevices"": $VMRemoveNetworkDevices
}"
$VMInstantRecoverURL = $baseURL+"vmware/vm/snapshot/"+$VMSnapshotID+"/instant_recover"
###########################################
# POST to REST API URL with VMJSON
###########################################
# Warning, connects the VM the production network, shuts down and renames the original VM if it exists as "Deprecated VMName Date Time"
Try 
{
write-host "Starting InstantRecover for VM:$VMName"
$VMInstantRecoverPOST = Invoke-RestMethod -Method Post -Uri $VMInstantRecoverURL -Body $VMIRJSON -TimeoutSec 100 -Headers $CloudSessionHeader -ContentType $TypeJSON
$VMOperationSuccess = $TRUE
}
Catch 
{
Write-Host $_.Exception.ToString()
$error[0] | Format-List -Force
}
###########################################
# Running post-failover script configured and test started
###########################################
if (($VMPostFailoverScript -ne "") -and ($VMOperationSuccess -eq $TRUE))
{
# Waiting sleep delay for post script
write-host "Sleeping $VMPostFailoverScriptDelay seconds for VMPostFailoverScriptDelay"
sleep $VMPostFailoverScriptDelay
Try 
{
write-host "Running Post-FailoverScript:$VMPostFailoverScript"
invoke-expression $VMPostFailoverScript
}
Catch 
{
Write-Host $_.Exception.ToString()
$error[0] | Format-List -Force
}
}
# End of InstantRecover action below
}
# End of InstantRecover action below
###############################################
# No valid VMAction configured
###############################################
IF (($VMAction -ne "LiveMount") -and ($VMAction -ne "InstantRecover"))
{
write-host "VMAction not configured for $VMName as LiveMount or InstantRecover meaning no action was taken"
}
###########################################
# Waiting for VMNextVMFailoverDelay and Post-Failover Prompt (if configured) if start test was a success
###########################################
if ($VMOperationSuccess -eq $TRUE)
{
write-host "Sleeping $VMNextVMFailoverDelay seconds for VMNextVMFailoverDelay"
sleep $VMNextVMFailoverDelay
###################################################################
# VM Post-Failover User Prompt
###################################################################
if ($VMPostFailoverUserPrompt -ne "")
{
# Setting title and user prompt
$PromptTitle = "Post-Failover Prompt"
$PromptMessage = "VM:$VMName 
$VMPostFailoverUserPrompt"
# Defining options
$Continue = New-Object System.Management.Automation.Host.ChoiceDescription "&Continue", `
    "Continues to run the recovery plan"
$Stop = New-Object System.Management.Automation.Host.ChoiceDescription "&Stop", `
    "Stops the recovery plan altogether"
$PromptOptions = [System.Management.Automation.Host.ChoiceDescription[]]($Continue, $Stop)
# Prompting user and defining the result
$PromptResult = $host.ui.PromptForChoice($PromptTitle, $PromptMessage, $PromptOptions, 0) 
switch ($PromptResult)
    {
        0 {"User Selected Continue Recovery Plan"}
        1 {"User Selected Stop Recovery Plan"}
    }
# Performing the exit action if selected
if ($PromptResult -eq 1)
{
# Stopping transcript
Stop-Transcript
# Killing PowerShell script process
kill $PID
}
}
# End of "Waiting for VMPostFailoverUserPrompt and Post-Failover Prompt (if configured) if start test was a success" below
}
# End of "Waiting for VMPostFailoverUserPrompt and Post-Failover Prompt (if configured) if start test was a success" above
#
# End of per VM actions below
}
# End of per VM actions above
#
# Inserting space in log for readability
write-host "--------------------------------------------"
write-host "End of RecoveryPlan Script"
################################################
# Stopping logging
################################################
Stop-Transcript
###############################################
# End of script
###############################################