<?php

header('Content-Type: text/plain; charset=utf-8');
http_response_code(503);

$serverName = getenv('MSSQL_HOST') ?: '10.100.1.25';
$connectionOptions = [
    'Database' => getenv('MSSQL_DATABASE') ?: 'master',
    'Uid' => getenv('MSSQL_USER') ?: 'sa',
    'PWD' => getenv('MSSQL_PASSWORD') ?: '',
    'Encrypt' => true,
    'TrustServerCertificate' => false,
];

$conn = sqlsrv_connect($serverName, $connectionOptions);

if ($conn) {
    http_response_code(200);
    echo 'OK [NTS] SQL Server reachable (Encrypt=true, TrustServerCertificate=false)';
    sqlsrv_close($conn);
    exit;
}

echo "FAIL [NTS]\n";
print_r(sqlsrv_errors());