private function buildPropertyListView(DrydockBlueprint $blueprint, PhabricatorActionListView $actions)
{
$view = new PHUIPropertyListView();
$view->setActionList($actions);
$view->addProperty(pht('Type'), $blueprint->getImplementation()->getBlueprintName());
return $view;
}
private function buildResourceBox(DrydockBlueprint $blueprint)
{
$viewer = $this->getViewer();
$resources = id(new DrydockResourceQuery())->setViewer($viewer)->withBlueprintPHIDs(array($blueprint->getPHID()))->withStatuses(array(DrydockResourceStatus::STATUS_PENDING, DrydockResourceStatus::STATUS_ACTIVE))->setLimit(100)->execute();
$resource_list = id(new DrydockResourceListView())->setUser($viewer)->setResources($resources)->render()->setNoDataString(pht('This blueprint has no active resources.'));
$id = $blueprint->getID();
$resources_uri = "blueprint/{$id}/resources/query/all/";
$resources_uri = $this->getApplicationURI($resources_uri);
$resource_header = id(new PHUIHeaderView())->setHeader(pht('Active Resources'))->addActionLink(id(new PHUIButtonView())->setTag('a')->setHref($resources_uri)->setIconFont('fa-search')->setText(pht('View All Resources')));
return id(new PHUIObjectBoxView())->setHeader($resource_header)->setObjectList($resource_list);
}
protected function loadPage()
{
$table = new DrydockBlueprint();
$conn_r = $table->establishConnection('r');
$data = queryfx_all($conn_r, 'SELECT blueprint.* FROM %T blueprint %Q %Q %Q', $table->getTableName(), $this->buildWhereClause($conn_r), $this->buildOrderClause($conn_r), $this->buildLimitClause($conn_r));
$blueprints = $table->loadAllFromArray($data);
$implementations = DrydockBlueprintImplementation::getAllBlueprintImplementations();
foreach ($blueprints as $blueprint) {
if (array_key_exists($blueprint->getClassName(), $implementations)) {
$blueprint->attachImplementation($implementations[$blueprint->getClassName()]);
}
}
return $blueprints;
}
private function buildAuthorizationsBox(DrydockBlueprint $blueprint)
{
$viewer = $this->getViewer();
$limit = 25;
// If there are pending authorizations against this blueprint, make sure
// we show them first.
$pending_authorizations = id(new DrydockAuthorizationQuery())->setViewer($viewer)->withBlueprintPHIDs(array($blueprint->getPHID()))->withObjectStates(array(DrydockAuthorization::OBJECTAUTH_ACTIVE))->withBlueprintStates(array(DrydockAuthorization::BLUEPRINTAUTH_REQUESTED))->setLimit($limit)->execute();
$all_authorizations = id(new DrydockAuthorizationQuery())->setViewer($viewer)->withBlueprintPHIDs(array($blueprint->getPHID()))->withObjectStates(array(DrydockAuthorization::OBJECTAUTH_ACTIVE))->withBlueprintStates(array(DrydockAuthorization::BLUEPRINTAUTH_REQUESTED, DrydockAuthorization::BLUEPRINTAUTH_AUTHORIZED))->setLimit($limit)->execute();
$authorizations = mpull($pending_authorizations, null, 'getPHID') + mpull($all_authorizations, null, 'getPHID');
$authorization_list = id(new DrydockAuthorizationListView())->setUser($viewer)->setAuthorizations($authorizations)->setNoDataString(pht('No objects have active authorizations to use this blueprint.'));
$id = $blueprint->getID();
$authorizations_uri = "blueprint/{$id}/authorizations/query/all/";
$authorizations_uri = $this->getApplicationURI($authorizations_uri);
$authorizations_header = id(new PHUIHeaderView())->setHeader(pht('Active Authorizations'))->addActionLink(id(new PHUIButtonView())->setTag('a')->setHref($authorizations_uri)->setIconFont('fa-search')->setText(pht('View All')));
return id(new PHUIObjectBoxView())->setHeader($authorizations_header)->setObjectList($authorization_list);
}
protected function newEditableObject()
{
$viewer = $this->getViewer();
$blueprint = DrydockBlueprint::initializeNewBlueprint($viewer);
$impl = $this->getBlueprintImplementation();
if ($impl) {
$blueprint->setClassName(get_class($impl))->attachImplementation(clone $impl);
}
return $blueprint;
}
protected function doWork()
{
$data = $this->getTaskData();
$lease = id(new DrydockLease())->loadOneWhere('id = %d', $data['lease']);
if (!$lease) {
return;
}
$type = $data['type'];
$candidates = id(new DrydockResource())->loadAllWhere('type = %s AND status = %s', $type, DrydockResourceStatus::STATUS_OPEN);
if ($candidates) {
shuffle($candidates);
$resource = head($candidates);
} else {
$blueprints = DrydockBlueprint::getAllBlueprintsForResource($type);
foreach ($blueprints as $key => $blueprint) {
if (!$blueprint->canAllocateResources()) {
unset($blueprints[$key]);
continue;
}
}
if (!$blueprints) {
$lease->setStatus(DrydockLeaseStatus::STATUS_BROKEN);
$lease->save();
DrydockBlueprint::writeLog(null, $lease, "There are no resources of type '{$type}' available, and no " . "blueprints which can allocate new ones.");
return;
}
// TODO: Rank intelligently.
shuffle($blueprints);
$blueprint = head($blueprints);
if (isset($data['synchronous'])) {
$blueprint->makeSynchronous();
}
$resource = $blueprint->allocateResource();
}
$blueprint = $resource->getBlueprint();
$blueprint->acquireLease($resource, $lease);
}
/**
* @task activate
*/
private function validateActivatedLease(DrydockBlueprint $blueprint, DrydockResource $resource, DrydockLease $lease)
{
if (!$lease->isActivatedLease()) {
throw new Exception(pht('Blueprint "%s" (of type "%s") is not properly implemented: it ' . 'returned from "%s" without activating a lease.', $blueprint->getBlueprintName(), $blueprint->getClassName(), 'acquireLease()'));
}
}
private function loadFreeBindings(DrydockBlueprint $blueprint)
{
if ($this->freeBindings === null) {
$viewer = PhabricatorUser::getOmnipotentUser();
$pool = id(new DrydockResourceQuery())->setViewer($viewer)->withBlueprintPHIDs(array($blueprint->getPHID()))->withStatuses(array(DrydockResourceStatus::STATUS_PENDING, DrydockResourceStatus::STATUS_OPEN, DrydockResourceStatus::STATUS_CLOSED))->execute();
$allocated_phids = array();
foreach ($pool as $resource) {
$allocated_phids[] = $resource->getAttribute('almanacDevicePHID');
}
$allocated_phids = array_fuse($allocated_phids);
$services = $this->loadServices($blueprint);
$bindings = $this->loadAllBindings($services);
$free = array();
foreach ($bindings as $binding) {
if (empty($allocated_phids[$binding->getPHID()])) {
$free[] = $binding;
}
}
$this->freeBindings = $free;
}
return $this->freeBindings;
}
/**
* @task activate
*/
private function validateActivatedResource(DrydockBlueprint $blueprint, DrydockResource $resource)
{
if (!$resource->isActivatedResource()) {
throw new Exception(pht('Blueprint "%s" (of type "%s") is not properly implemented: %s ' . 'must actually allocate the resource it returns.', $blueprint->getBlueprintName(), $blueprint->getClassName(), 'allocateResource()'));
}
}
/**
* Get the effective concurrent resource limit for this blueprint.
*
* @param DrydockBlueprint Blueprint to get the limit for.
* @return int|null Limit, or `null` for no limit.
*/
protected function getConcurrentResourceLimit(DrydockBlueprint $blueprint)
{
if ($this->shouldUseConcurrentResourceLimit()) {
$limit = $blueprint->getFieldValue('allocator.limit');
$limit = (int) $limit;
if ($limit > 0) {
return $limit;
} else {
return null;
}
}
return null;
}
/**
* Make sure that a lease was really acquired properly.
*
* @param DrydockBlueprint Blueprint which created the resource.
* @param DrydockResource Resource which was acquired.
* @param DrydockLease The lease which was supposedly acquired.
* @return void
* @task lease
*/
private function validateAcquiredLease(DrydockBlueprint $blueprint, DrydockResource $resource, DrydockLease $lease)
{
if (!$lease->isAcquiredLease()) {
throw new Exception(pht('Blueprint "%s" (of type "%s") is not properly implemented: it ' . 'returned from "%s" without acquiring a lease.', $blueprint->getBlueprintName(), $blueprint->getClassName(), 'acquireLease()'));
}
$lease_phid = $lease->getResourcePHID();
$resource_phid = $resource->getPHID();
if ($lease_phid !== $resource_phid) {
// TODO: Destroy the lease?
throw new Exception(pht('Blueprint "%s" (of type "%s") is not properly implemented: it ' . 'returned from "%s" with a lease acquired on the wrong resource.', $blueprint->getBlueprintName(), $blueprint->getClassName(), 'acquireLease()'));
}
}
<?php
echo pht('Adding names to Drydock blueprints.') . "\n";
$table = new DrydockBlueprint();
$conn_w = $table->establishConnection('w');
$iterator = new LiskMigrationIterator($table);
foreach ($iterator as $blueprint) {
$id = $blueprint->getID();
echo pht('Populating blueprint %d...', $id) . "\n";
if (!strlen($blueprint->getBlueprintName())) {
queryfx($conn_w, 'UPDATE %T SET blueprintName = %s WHERE id = %d', $table->getTableName(), pht('Blueprint %s', $id), $id);
}
}
echo pht('Done.') . "\n";
/**
* Apply standard limits on resource allocation rate.
*
* @param DrydockBlueprint The blueprint requesting an allocation.
* @return bool True if further allocations should be limited.
*/
protected function shouldLimitAllocatingPoolSize(DrydockBlueprint $blueprint)
{
// TODO: If this mechanism sticks around, these values should be
// configurable by the blueprint implementation.
// Limit on total number of active resources.
$total_limit = 1;
// Always allow at least this many allocations to be in flight at once.
$min_allowed = 1;
// Allow this fraction of allocating resources as a fraction of active
// resources.
$growth_factor = 0.25;
$resource = new DrydockResource();
$conn_r = $resource->establishConnection('r');
$counts = queryfx_all($conn_r, 'SELECT status, COUNT(*) N FROM %T
WHERE blueprintPHID = %s AND status != %s
GROUP BY status', $resource->getTableName(), $blueprint->getPHID(), DrydockResourceStatus::STATUS_DESTROYED);
$counts = ipull($counts, 'N', 'status');
$n_alloc = idx($counts, DrydockResourceStatus::STATUS_PENDING, 0);
$n_active = idx($counts, DrydockResourceStatus::STATUS_ACTIVE, 0);
$n_broken = idx($counts, DrydockResourceStatus::STATUS_BROKEN, 0);
$n_released = idx($counts, DrydockResourceStatus::STATUS_RELEASED, 0);
// If we're at the limit on total active resources, limit additional
// allocations.
$n_total = $n_alloc + $n_active + $n_broken + $n_released;
if ($n_total >= $total_limit) {
return true;
}
// If the number of in-flight allocations is fewer than the minimum number
// of allowed allocations, don't impose a limit.
if ($n_alloc < $min_allowed) {
return false;
}
$allowed_alloc = (int) ceil($n_active * $growth_factor);
// If the number of in-flight allocation is fewer than the number of
// allowed allocations according to the pool growth factor, don't impose
// a limit.
if ($n_alloc < $allowed_alloc) {
return false;
}
return true;
}
public function handleRequest(AphrontRequest $request)
{
$viewer = $request->getViewer();
$id = $request->getURIData('id');
if ($id) {
$blueprint = id(new DrydockBlueprintQuery())->setViewer($viewer)->withIDs(array($id))->requireCapabilities(array(PhabricatorPolicyCapability::CAN_VIEW, PhabricatorPolicyCapability::CAN_EDIT))->executeOne();
if (!$blueprint) {
return new Aphront404Response();
}
$impl = $blueprint->getImplementation();
$cancel_uri = $this->getApplicationURI('blueprint/' . $id . '/');
} else {
$this->requireApplicationCapability(DrydockCreateBlueprintsCapability::CAPABILITY);
$class = $request->getStr('class');
$impl = DrydockBlueprintImplementation::getNamedImplementation($class);
if (!$impl || !$impl->isEnabled()) {
return new Aphront400Response();
}
$blueprint = DrydockBlueprint::initializeNewBlueprint($viewer);
$blueprint->setClassName($class);
$cancel_uri = $this->getApplicationURI('blueprint/');
}
$field_list = PhabricatorCustomField::getObjectFields($blueprint, PhabricatorCustomField::ROLE_EDIT);
$field_list->setViewer($viewer)->readFieldsFromStorage($blueprint);
$v_name = $blueprint->getBlueprintName();
$e_name = true;
$errors = array();
$validation_exception = null;
if ($request->isFormPost()) {
$v_view_policy = $request->getStr('viewPolicy');
$v_edit_policy = $request->getStr('editPolicy');
$v_name = $request->getStr('name');
if (!strlen($v_name)) {
$e_name = pht('Required');
$errors[] = pht('You must name this blueprint.');
}
if (!$errors) {
$xactions = array();
$xactions = $field_list->buildFieldTransactionsFromRequest(new DrydockBlueprintTransaction(), $request);
$xactions[] = id(new DrydockBlueprintTransaction())->setTransactionType(PhabricatorTransactions::TYPE_VIEW_POLICY)->setNewValue($v_view_policy);
$xactions[] = id(new DrydockBlueprintTransaction())->setTransactionType(PhabricatorTransactions::TYPE_EDIT_POLICY)->setNewValue($v_edit_policy);
$xactions[] = id(new DrydockBlueprintTransaction())->setTransactionType(DrydockBlueprintTransaction::TYPE_NAME)->setNewValue($v_name);
$editor = id(new DrydockBlueprintEditor())->setActor($viewer)->setContentSourceFromRequest($request)->setContinueOnNoEffect(true);
try {
$editor->applyTransactions($blueprint, $xactions);
$id = $blueprint->getID();
$save_uri = $this->getApplicationURI("blueprint/{$id}/");
return id(new AphrontRedirectResponse())->setURI($save_uri);
} catch (PhabricatorApplicationTransactionValidationException $ex) {
$validation_exception = $ex;
}
}
}
$policies = id(new PhabricatorPolicyQuery())->setViewer($viewer)->setObject($blueprint)->execute();
$form = id(new AphrontFormView())->setUser($viewer)->addHiddenInput('class', $request->getStr('class'))->appendChild(id(new AphrontFormTextControl())->setLabel(pht('Name'))->setName('name')->setValue($v_name)->setError($e_name))->appendChild(id(new AphrontFormStaticControl())->setLabel(pht('Blueprint Type'))->setValue($impl->getBlueprintName()))->appendChild(id(new AphrontFormPolicyControl())->setName('viewPolicy')->setPolicyObject($blueprint)->setCapability(PhabricatorPolicyCapability::CAN_VIEW)->setPolicies($policies))->appendChild(id(new AphrontFormPolicyControl())->setName('editPolicy')->setPolicyObject($blueprint)->setCapability(PhabricatorPolicyCapability::CAN_EDIT)->setPolicies($policies));
$field_list->appendFieldsToForm($form);
$crumbs = $this->buildApplicationCrumbs();
if ($blueprint->getID()) {
$title = pht('Edit Blueprint');
$header = pht('Edit Blueprint %d', $blueprint->getID());
$crumbs->addTextCrumb(pht('Blueprint %d', $blueprint->getID()));
$crumbs->addTextCrumb(pht('Edit'));
$submit = pht('Save Blueprint');
} else {
$title = pht('New Blueprint');
$header = pht('New Blueprint');
$crumbs->addTextCrumb(pht('New Blueprint'));
$submit = pht('Create Blueprint');
}
$form->appendChild(id(new AphrontFormSubmitControl())->setValue($submit)->addCancelButton($cancel_uri));
$box = id(new PHUIObjectBoxView())->setHeaderText($header)->setValidationException($validation_exception)->setFormErrors($errors)->setForm($form);
return $this->buildApplicationPage(array($crumbs, $box), array('title' => $title));
}
private function loadFreeBindings(DrydockBlueprint $blueprint)
{
if ($this->freeBindings === null) {
$viewer = PhabricatorUser::getOmnipotentUser();
$pool = id(new DrydockResourceQuery())->setViewer($viewer)->withBlueprintPHIDs(array($blueprint->getPHID()))->withStatuses(array(DrydockResourceStatus::STATUS_PENDING, DrydockResourceStatus::STATUS_ACTIVE, DrydockResourceStatus::STATUS_BROKEN, DrydockResourceStatus::STATUS_RELEASED))->execute();
$allocated_phids = array();
foreach ($pool as $resource) {
$allocated_phids[] = $resource->getAttribute('almanacBindingPHID');
}
$allocated_phids = array_fuse($allocated_phids);
$services = $this->loadServices($blueprint);
$bindings = $this->loadAllBindings($services);
$free = array();
foreach ($bindings as $binding) {
// Don't consider disabled bindings to be available.
if ($binding->getIsDisabled()) {
continue;
}
if (empty($allocated_phids[$binding->getPHID()])) {
$free[] = $binding;
}
}
$this->freeBindings = $free;
}
return $this->freeBindings;
}