Script to import users from Active Directory into PagerDuty

import_users_from_ad.ps1

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# Import users from Active Directory to PagerDuty
# Requires Windows Server 2008 R2
# Users should be members of a security group named "pagerduty"

Import-Module activedirectory

# Import users via the PD API
function POST_Request ($url, $parameters, $api_key, $requester_email) {
    $http_request = New-Object -ComObject Msxml2.XMLHTTP
    $http_request.open('POST', $url, $false)
    $http_request.setRequestHeader("Content-type", "application/json")
    $http_request.setRequestHeader("Accept", "application/vnd.pagerduty+json;version=2")
    $http_request.setRequestHeader("From", $requester_email)
    $token = "Token token=" + $api_key
    $http_request.setRequestHeader("Authorization", $token)
    $http_request.setRequestHeader("Content-length", $parameters.length)
    $http_request.setRequestHeader("Connection", "close")
    $http_request.send($parameters)
    $http_request.statusText
}

# Pull all users from the pagerduty group within Active Directory
Get-ADGroup "pagerduty" | % {
    $users = "Name,Email`r`n";
    $_ | Get-ADGroupMember | % {
        $user = Get-ADUser $_ -Properties *
        $users += $user.Name + "," + $user.EmailAddress + "`r`n"
    }
}

# Get the authentication information and add each users via POST_Request
$api_key = Read-Host "Enter API key"
$requester_email = Read-Host "Enter your PagerDuty email address here"
$url = "https://api.pagerduty.com/users"
$parameters = New-Object Collections.Specialized.NameValueCollection;
$users = ConvertFrom-Csv $users
$users | % {
    Write-Host "Importing user:" $_.Name
    $parameters = "{`"user`":{`"name`":`"" + $_.Name + "`",`"email`":`"" + $_.Email + "`"}}"
    POST_Request $url $parameters $api_key $requester_email
}