icingaweb2-module-director/application/controllers/HostController.php

502 lines
17 KiB
PHP

<?php
namespace Icinga\Module\Director\Controllers;
use Exception;
use Icinga\Exception\NotFoundError;
use Icinga\Module\Director\Db\AppliedServiceSetLoader;
use Icinga\Module\Director\Exception\NestingError;
use Icinga\Module\Director\IcingaConfig\AgentWizard;
use Icinga\Module\Director\Objects\IcingaHost;
use Icinga\Module\Director\Objects\IcingaService;
use Icinga\Module\Director\Objects\IcingaServiceSet;
use Icinga\Module\Director\Restriction\HostgroupRestriction;
use Icinga\Module\Director\Util;
use Icinga\Module\Director\Web\Controller\ObjectController;
use Icinga\Web\Url;
use ipl\Html\Html;
use ipl\Html\Link;
class HostController extends ObjectController
{
public function init()
{
parent::init();
if ($this->object) {
$tabs = $this->tabs();
$tabs->add('services', array(
'url' => 'director/host/services',
'urlParams' => array('name' => $this->object->object_name),
'label' => 'Services'
));
try {
if ($this->object->object_type === 'object'
&& $this->object->getResolvedProperty('has_agent') === 'y'
) {
$tabs->add('agent', array(
'url' => 'director/host/agent',
'urlParams' => array('name' => $this->object->object_name),
'label' => 'Agent'
));
}
} catch (NestingError $e) {
// Ignore nesting errors
}
}
}
protected function checkDirectorPermissions()
{
$this->assertPermission('director/hosts');
}
protected function loadRestrictions()
{
return array(
$this->getHostgroupRestriction()
);
}
protected function getHostgroupRestriction()
{
return new HostgroupRestriction($this->db(), $this->Auth());
}
/**
* @param IcingaHost $object
* @return bool
*/
/* protected function allowsObject(IcingaObject $object)
{
return $this->getHostgroupRestriction()->allowsHost($object);
}
*/
public function editAction()
{
parent::editAction();
$host = $this->object;
try {
$mon = $this->monitoring();
if ($host->isObject() && $mon->isAvailable() && $mon->hasHost($host->object_name)) {
$this->actions()->add(Link::create(
$this->translate('Show'),
'monitoring/host/show',
array('host' => $host->object_name),
array(
'class' => 'icon-globe critical',
'data-base-target' => '_next'
)
));
}
} catch (Exception $e) {
// Silently ignore errors in the monitoring module
}
}
public function servicesAction()
{
$db = $this->db();
$host = $this->object;
$this->tabs()->activate('services');
$this->addTitle($this->translate('Services: %s'), $host->object_name);
$this->actions()->add(Link::create(
$this->translate('Add service'),
'director/service/add',
['host' => $host->object_name],
['class' => 'icon-plus']
))->add(Link::create(
$this->translate('Add service set'),
'director/serviceset/add',
['host' => $host->object_name],
['class' => 'icon-plus']
));
$resolver = $this->object->templateResolver();
$tables = array();
$table = $this->loadTable('IcingaHostService')
->setHost($host)
->setTitle($this->translate('Individual Service objects'))
->enforceFilter('host_id', $host->id)
->setConnection($db);
if (count($table)) {
$tables[0] = $table;
}
if ($applied = $host->vars()->get($db->settings()->magic_apply_for)) {
$table = $this->loadTable('IcingaHostAppliedForService')
->setHost($host)
->setDictionary($applied)
->setTitle($this->translate('Generated from host vars'));
if (count($table)) {
$tables[1] = $table;
}
}
$parents = $resolver->fetchResolvedParents();
foreach ($parents as $parent) {
$table = $this->loadTable('IcingaHostService')
->setHost($parent)
->setInheritedBy($host)
->enforceFilter('host_id', $parent->id)
->setConnection($db);
if (! count($table)) {
continue;
}
// dup dup
$title = sprintf(
'Inherited from %s',
$parent->object_name
);
$tables[$title] = $table->setTitle($title);
}
$this->addHostServiceSetTables($host, $tables);
foreach ($parents as $parent) {
$this->addHostServiceSetTables($parent, $tables, $host);
}
$appliedSets = AppliedServiceSetLoader::fetchForHost($host);
foreach ($appliedSets as $set) {
$title = sprintf($this->translate('%s (Applied Service set)'), $set->getObjectName());
$table = $this->loadTable('IcingaServiceSetService')
->setServiceSet($set)
// ->setHost($host)
->setAffectedHost($host)
->setTitle($title)
->setConnection($db);
$tables[$title] = $table;
}
$title = $this->translate('Applied services');
$table = $this->loadTable('IcingaHostAppliedServices')
->setHost($host)
->setTitle($title)
->setConnection($db);
if (count($table)) {
$tables[$title] = $table;
}
foreach ($tables as $table) {
$this->content()->add($table);
}
}
protected function addHostServiceSetTables(IcingaHost $host, & $tables, IcingaHost $affectedHost = null)
{
$db = $this->db();
if ($affectedHost === null) {
$affectedHost = $host;
}
$query = $db->getDbAdapter()->select()
->from(
array('ss' => 'icinga_service_set'),
'ss.*'
)->join(
array('hsi' => 'icinga_service_set_inheritance'),
'hsi.parent_service_set_id = ss.id',
array()
)->join(
array('hs' => 'icinga_service_set'),
'hs.id = hsi.service_set_id',
array()
)->where('hs.host_id = ?', $host->id);
$sets = IcingaServiceSet::loadAll($db, $query, 'object_name');
foreach ($sets as $name => $set) {
$title = sprintf($this->translate('%s (Service set)'), $name);
$table = $this->loadTable('IcingaServiceSetService')
->setServiceSet($set)
->setHost($host)
->setAffectedHost($affectedHost)
->setTitle($title)
->setConnection($db);
$tables[$title] = $table;
}
}
public function appliedserviceAction()
{
$db = $this->db();
/** @var IcingaHost $host */
$host = $this->object;
$serviceId = $this->params->get('service_id');
$parent = IcingaService::loadWithAutoIncId($serviceId, $db);
$serviceName = $parent->object_name;
$service = IcingaService::create(array(
'imports' => $parent,
'object_type' => 'apply',
'object_name' => $serviceName,
'host_id' => $host->id,
'vars' => $host->getOverriddenServiceVars($serviceName),
), $db);
$this->addTitle(
$this->translate('Applied service: %s'),
$serviceName
);
$this->content()->add(
$this->loadForm('IcingaService')
->setDb($db)
->setHost($host)
->setApplyGenerated($parent)
->setObject($service)
);
$this->commonForServices();
}
public function inheritedserviceAction()
{
$db = $this->db();
$host = $this->object;
$serviceName = $this->params->get('service');
$from = IcingaHost::load($this->params->get('inheritedFrom'), $this->db());
$parent = IcingaService::load(
array(
'object_name' => $serviceName,
'host_id' => $from->id
),
$this->db()
);
// TODO: we want to eventually show the host template name, doesn't work
// as template resolution would break.
// $parent->object_name = $from->object_name;
$service = IcingaService::create(array(
'object_type' => 'apply',
'object_name' => $serviceName,
'host_id' => $host->id,
'imports' => array($parent),
'vars' => $host->getOverriddenServiceVars($serviceName),
), $db);
$this->addTitle($this->translate('Inherited service: %s'), $serviceName);
$form = $this->loadForm('IcingaService')
->setDb($db)
->setHost($host)
->setInheritedFrom($from->object_name)
->setObject($service);
$form->handleRequest();
$this->content()->add($form);
$this->commonForServices();
// TODO: figure out whether this has any effect
// $form->setResolvedImports();
}
public function removesetAction()
{
// TODO: clean this up, use POST
$db = $this->db()->getDbAdapter();
$query = $db->select()->from(
array('ss' => 'icinga_service_set'),
array('id' => 'ss.id')
)->join(
array('si' => 'icinga_service_set_inheritance'),
'si.service_set_id = ss.id',
array()
)->where(
'si.parent_service_set_id = ?',
$this->params->get('setId')
)->where('ss.host_id = ?', $this->object->id);
IcingaServiceSet::loadWithAutoIncId($db->fetchOne($query), $this->db())->delete();
$this->redirectNow(
Url::fromPath('director/host/services', array(
'name' => $this->object->getObjectName()
))
);
}
public function servicesetserviceAction()
{
$db = $this->db();
/** @var IcingaHost $host */
$host = $this->object;
$serviceName = $this->params->get('service');
$set = IcingaServiceSet::load($this->params->get('set'), $db);
$service = IcingaService::load(
array(
'object_name' => $serviceName,
'service_set_id' => $set->get('id')
),
$this->db()
);
$service = IcingaService::create(array(
'object_type' => 'apply',
'object_name' => $serviceName,
'host_id' => $host->id,
'imports' => array($service),
'vars' => $host->getOverriddenServiceVars($serviceName),
), $db);
// $set->copyVarsToService($service);
$this->addTitle(
$this->translate('%s on %s (from set: %s)'),
$serviceName,
$host->getObjectName(),
$set->getObjectName()
);
$form = $this->loadForm('IcingaService')
->setDb($db)
->setHost($host)
->setServiceSet($set)
->setObject($service);
$form->handleRequest();
$this->getTabs()->activate('services');
$this->content()->add($form);
// $form->setResolvedImports();
$this->commonForServices();
}
protected function commonForServices()
{
$host = $this->object;
$this->actions()->add(Link::create(
$this->translate('back'),
'director/host/services',
['name' => $host->object_name],
['class' => 'icon-left-big']
));
$this->getTabs()->activate('services');
}
public function agentAction()
{
if ($os = $this->params->get('download')) {
$wizard = new AgentWizard($this->object);
$wizard->setTicketSalt($this->api()->getTicketSalt());
switch ($os) {
case 'windows-kickstart':
$ext = 'ps1';
$script = preg_replace('/\n/', "\r\n", $wizard->renderWindowsInstaller());
break;
case 'linux':
$ext = 'bash';
$script = $wizard->renderLinuxInstaller();
break;
default:
throw new NotFoundError('There is no kickstart helper for %s', $os);
}
header('Content-type: application/octet-stream');
header('Content-Disposition: attachment; filename=icinga2-agent-kickstart.' . $ext);
echo $script;
exit;
}
$c = $this->content();
$docBaseUrl = 'https://docs.icinga.com/icinga2/latest/doc/module/icinga2/chapter/distributed-monitoring';
$sectionSetup = 'distributed-monitoring-setup-satellite-client';
$sectionTopDown = 'distributed-monitoring-top-down';
$c->add(Html::p()->addPrintf(
'Please check the %s for more related information.'
. ' The Director-assisted setup corresponds to configuring a %s environment.',
Html::a(
['href' => $docBaseUrl . '#' . $sectionSetup],
$this->translate('Icinga 2 Client documentation')
),
Html::a(
['href' => $docBaseUrl . '#' . $sectionTopDown],
$this->translate('Top Down')
)
));
$this->tabs()->activate('agent');
$this->addTitle('Agent deployment instructions');
$certname = $this->object->object_name;
try {
$ticket = Util::getIcingaTicket($certname, $this->api()->getTicketSalt());
$wizard = new AgentWizard($this->object);
$wizard->setTicketSalt($this->api()->getTicketSalt());
} catch (Exception $e) {
$c->add(Html::p(['class' => 'error'], sprintf(
$this->translate(
'A ticket for this agent could not have been requested from'
. ' your deployment endpoint: %s'
),
$e->getMessage()
)));
return;
}
// TODO: move to CSS
$codeStyle = ['style' => 'background: black; color: white; height: 14em; overflow: scroll;'];
$c->add([
Html::h2($this->translate('For manual configuration')),
Html::p($this->translate('Ticket'), ': ', Html::code($ticket)),
Html::h2($this->translate('Windows Kickstart Script')),
Link::create(
$this->translate('Download'),
$this->url()->with('download', 'windows-kickstart'),
null,
['class' => 'icon-download', 'target' => '_blank']
),
Html::pre($codeStyle, $wizard->renderWindowsInstaller()),
Html::p($this->translate(
'This requires the Icinga Agent to be installed. It generates and signs'
. ' it\'s certificate and it also generates a minimal icinga2.conf to get'
. ' your agent connected to it\'s parents'
)),
Html::h2($this->translate('Linux commandline')),
Link::create(
$this->translate('Download'),
$this->url()->with('download', 'linux'),
null,
['class' => 'icon-download', 'target' => '_blank']
),
Html::p($this->translate('Just download and run this script on your Linux Client Machine:')),
Html::pre($codeStyle, $wizard->renderLinuxInstaller())
]);
}
protected function handleApiRequest()
{
// TODO: I hate doing this:
if ($this->getRequest()->getActionName() === 'ticket') {
$host = $this->object;
if ($host->getResolvedProperty('has_agent') !== 'y') {
throw new NotFoundError('The host "%s" is not an agent', $host->object_name);
}
$this->sendJson(
$this->getResponse(),
Util::getIcingaTicket(
$host->object_name,
$this->api()->getTicketSalt()
)
);
return;
}
return parent::handleApiRequest();
}
public function ticketAction()
{
if (! $this->getRequest()->isApiRequest()) {
throw new NotFoundError('Not found');
}
}
}