icingaweb2-module-director/library/Director/Import/ImportSourceRestApi.php

304 lines
9.1 KiB
PHP

<?php
namespace Icinga\Module\Director\Import;
use Icinga\Module\Director\Hook\ImportSourceHook;
use Icinga\Module\Director\RestApi\RestApiClient;
use Icinga\Module\Director\Web\Form\QuickForm;
use InvalidArgumentException;
class ImportSourceRestApi extends ImportSourceHook
{
public function getName()
{
return 'REST API';
}
public function fetchData()
{
$result = $this->getRestApi()->get($this->getUrl());
if ($property = $this->getSetting('extract_property')) {
if (\property_exists($result, $property)) {
$result = $result->$property;
} else {
throw new \RuntimeException(sprintf(
'Result has no "%s" property. Available keys: %s',
$property,
\implode(', ', \array_keys((array) $result))
));
}
}
return (array) $result;
}
public function listColumns()
{
$rows = $this->fetchData();
$columns = [];
foreach ($rows as $object) {
foreach (array_keys((array) $object) as $column) {
if (! isset($columns[$column])) {
$columns[] = $column;
}
}
}
return $columns;
}
/**
* @param QuickForm $form
* @throws \Zend_Form_Exception
*/
public static function addSettingsFormFields(QuickForm $form)
{
static::addScheme($form);
static::addSslOptions($form);
static::addUrl($form);
static::addResultProperty($form);
static::addAuthentication($form);
static::addProxy($form);
}
/**
* @param QuickForm $form
* @throws \Zend_Form_Exception
*/
protected static function addScheme(QuickForm $form)
{
$form->addElement('select', 'scheme', [
'label' => $form->translate('Protocol'),
'description' => $form->translate(
'Whether to use encryption when talking to the REST API'
),
'multiOptions' => [
'HTTPS' => $form->translate('HTTPS (strongly recommended)'),
'HTTP' => $form->translate('HTTP (this is plaintext!)'),
],
'class' => 'autosubmit',
'value' => 'HTTPS',
'required' => true,
]);
}
/**
* @param QuickForm $form
* @throws \Zend_Form_Exception
*/
protected static function addSslOptions(QuickForm $form)
{
$ssl = ! ($form->getSentOrObjectSetting('scheme', 'HTTPS') === 'HTTP');
if ($ssl) {
static::addBoolean($form, 'ssl_verify_peer', array(
'label' => $form->translate('Verify Peer'),
'description' => $form->translate(
'Whether we should check that our peer\'s certificate has'
. ' been signed by a trusted CA. This is strongly recommended.'
)
), 'y');
static::addBoolean($form, 'ssl_verify_host', array(
'label' => $form->translate('Verify Host'),
'description' => $form->translate(
'Whether we should check that the certificate matches the'
. 'configured host'
)
), 'y');
}
}
/**
* @param QuickForm $form
* @throws \Zend_Form_Exception
*/
protected static function addUrl(QuickForm $form)
{
$form->addElement('text', 'url', array(
'label' => 'REST API URL',
'description' => $form->translate(
'Something like https://api.example.com/rest/v2/objects'
),
'required' => true,
));
}
/**
* @param QuickForm $form
* @throws \Zend_Form_Exception
*/
protected static function addResultProperty(QuickForm $form)
{
$form->addElement('text', 'extract_property', array(
'label' => 'Extract property',
'description' => $form->translate(
'Often the expected result is provided in a property like "objects".'
. ' Please specify this if required'
),
));
}
/**
* @param QuickForm $form
* @throws \Zend_Form_Exception
*/
protected static function addAuthentication(QuickForm $form)
{
$form->addElement('text', 'username', array(
'label' => $form->translate('Username'),
'description' => $form->translate(
'Will be used for SOAP authentication against your vCenter'
),
));
$form->addElement('password', 'password', array(
'label' => $form->translate('Password'),
));
}
/**
* @param QuickForm $form
* @throws \Zend_Form_Exception
*/
protected static function addProxy(QuickForm $form)
{
$form->addElement('select', 'proxy_type', [
'label' => $form->translate('Proxy'),
'description' => $form->translate(
'In case your API is only reachable through a proxy, please'
. ' choose it\'s protocol right here'
),
'multiOptions' => $form->optionalEnum([
'HTTP' => $form->translate('HTTP proxy'),
'SOCKS5' => $form->translate('SOCKS5 proxy'),
]),
'class' => 'autosubmit'
]);
$proxyType = $form->getSentOrObjectSetting('proxy_type');
if ($proxyType) {
$form->addElement('text', 'proxy', [
'label' => $form->translate('Proxy Address'),
'description' => $form->translate(
'Hostname, IP or <host>:<port>'
),
'required' => true,
]);
if ($proxyType === 'HTTP') {
$form->addElement('text', 'proxy_user', [
'label' => $form->translate('Proxy Username'),
'description' => $form->translate(
'In case your proxy requires authentication, please'
. ' configure this here'
),
]);
$passRequired = strlen($form->getSentOrObjectSetting('proxy_user')) > 0;
$form->addElement('password', 'proxy_pass', [
'label' => $form->translate('Proxy Password'),
'required' => $passRequired
]);
}
}
}
protected function getUrl()
{
$url = $this->getSetting('url');
$parts = \parse_url($url);
if (isset($parts['path'])) {
$path = $parts['path'];
} else {
$path = '/';
}
if (isset($parts['query'])) {
$url = "$path?" . $parts['query'];
} else {
$url = $path;
}
return $url;
}
protected function getRestApi()
{
$url = $this->getSetting('url');
$parts = \parse_url($url);
if (isset($parts['host'])) {
$host = $parts['host'];
} else {
throw new InvalidArgumentException("URL '$url' has no host");
}
$api = new RestApiClient(
$host,
$this->getSetting('username'),
$this->getSetting('password')
);
$api->setScheme($this->getSetting('scheme'));
if (isset($parts['port'])) {
$api->setPort($parts['port']);
}
if ($api->getScheme() === 'HTTPS') {
if ($this->getSetting('ssl_verify_peer', 'y') === 'n') {
$api->disableSslPeerVerification();
}
if ($this->getSetting('ssl_verify_host', 'y') === 'n') {
$api->disableSslHostVerification();
}
}
if ($proxy = $this->getSetting('proxy')) {
if ($proxyType = $this->getSetting('proxy_type')) {
$api->setProxy($proxy, $proxyType);
} else {
$api->setProxy($proxy);
}
if ($user = $this->getSetting('proxy_user')) {
$api->setProxyAuth($user, $this->getSetting('proxy_pass'));
}
}
return $api;
}
/**
* @param QuickForm $form
* @param string $key
* @param array $options
* @param string|null $default
* @throws \Zend_Form_Exception
*/
protected static function addBoolean(QuickForm $form, $key, $options, $default = null)
{
if ($default === null) {
$form->addElement('OptionalYesNo', $key, $options);
} else {
$form->addElement('YesNo', $key, $options);
$form->getElement($key)->setValue($default);
}
}
/**
* @param QuickForm $form
* @param string $key
* @param string $label
* @param string $description
* @throws \Zend_Form_Exception
*/
protected static function optionalBoolean(QuickForm $form, $key, $label, $description)
{
static::addBoolean($form, $key, array(
'label' => $label,
'description' => $description
));
}
}