Example of calling QuerySyncingVsanObjects() (http://pubs.vmware.com/vsphere-60/index.jsp?topic=%2Fcom.vmware.wssdk.apiref.doc%2Fvim.host.VsanInternalSystem.html) w/PowerCLI + vSphere MOB ###

gistfile1.txt

# Author: William Lam
# Blog: www.virtuallyghetto.com
# Reference: http://www.virtuallyghetto.com/2016/07/how-to-automate-vsphere-mob-operations-using-powershell.html
# Example of calling QuerySyncingVsanObjects() (http://pubs.vmware.com/vsphere-60/index.jsp?topic=%2Fcom.vmware.wssdk.apiref.doc%2Fvim.host.VsanInternalSystem.html) w/PowerCLI + vSphere MOB ###

Function Get-VsanObjectStatus {
    param(
    [Parameter(
        Position=0,
        Mandatory=$true,
        ValueFromPipeline=$true,
        ValueFromPipelineByPropertyName=$true)
    ]
    [string]$esx_server,
    [String]$esx_username,
    [String]$esx_password
    )

    $secpasswd = ConvertTo-SecureString $esx_password -AsPlainText -Force
    $credential = New-Object System.Management.Automation.PSCredential($esx_username, $secpasswd)

    # vSphere MOB URL to private enableMethods
    $mob_url = "https://$esx_server/mob/?moid=ha-vsan-internal-system&method=querySyncingVsanObjects"

# Ingore SSL Warnings
add-type -TypeDefinition  @"
        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

    # Initial login to vSphere MOB using GET and store session using $vmware variable
    $results = Invoke-WebRequest -Uri $mob_url -SessionVariable vmware -Credential $credential -Method GET

    # Extract hidden vmware-session-nonce which must be included in future requests to prevent CSRF error
    # Credit to https://blog.netnerds.net/2013/07/use-powershell-to-keep-a-cookiejar-and-post-to-a-web-form/ for parsing vmware-session-nonce via Powershell
    if($results.StatusCode -eq 200) {
        $null = $results -match 'name="vmware-session-nonce" type="hidden" value="?([^\s^"]+)"'
        $sessionnonce = $matches[1]
    } else {
        Write-host "Failed to login to vSphere MOB"
        exit 1
    }

    # The POST data payload must include the vmware-session-nonce variable + URL-encoded
    $body = @"
vmware-session-nonce=$sessionnonce&entity=%3Centity+type%3D%22ManagedEntity%22+xsi%3Atype%3D%22ManagedObjectReference%22%3E$vmmoref%3C%2Fentity%3E%0D%0A&method=%3Cmethod%3E$enable_method%3C%2Fmethod%3E
"@

    # Second request using a POST and specifying our session from initial login + body request
    $results = Invoke-WebRequest -Uri $mob_url -WebSession $vmware -Method POST -Body $body

    $cleanedUpResults = $results.ParsedHtml.body.innertext.split("`n").replace("`"","") | ? {$_.trim() -ne ""}

    # Loop through results looking for valtring which contains the data we want
    foreach ($parsedResults in $cleanedUpResults) {
        if($parsedResults -like "valstring*") {
            # JSON response
            $parsedResults.replace("valstring","")
        }
    }
}

### Example of calling QuerySyncingVsanObjects() (http://pubs.vmware.com/vsphere-60/index.jsp?topic=%2Fcom.vmware.wssdk.apiref.doc%2Fvim.host.VsanInternalSystem.html) w/PowerCLI + vSphere MOB ###

$esx_server = "192.168.1.50"
$esx_username = "root"
$esx_password = "vmware123"

Get-VsanObjectStatus -esx_server $esx_server -esx_username $esx_username -esx_password $esx_password