public function AcquiaPurgeCapacity::httpRequestsLimit in Acquia Purge 7

Get the number of HTTP requests that executors are allowed to make.

Return value

int The number of HTTP requests that executors are allowed to make.

1 call to AcquiaPurgeCapacity::httpRequestsLimit()

AcquiaPurgeCapacity::queueClaimsLimit in lib/AcquiaPurgeCapacity.php

Get the number of queue items that can be processed during runtime.

File

lib/AcquiaPurgeCapacity.php, line 142

Contains AcquiaPurgeCapacity.

Class

AcquiaPurgeCapacity

Runtime capacity tracker.

Code

public function httpRequestsLimit() {
  if (is_null($this->httpRequestsLimit)) {

    // For Drush/CLI environments, adopt the overall HTTP requests limit.
    $this->httpRequestsLimit = self::HTTP_REQUESTS_LIMIT;

    // However, once PHP's max_execution_time isn't zero, we'll take 80% of
    // the available seconds and divide that through the HTTP request timeout
    // that a single HTTP request can maximally take. Because of the fact that
    // AcquiaPurgeExecutorBase::requestsExecute() performs parallel HTTP
    // request execution, we multiply by that.
    $max_exec_time = (int) ini_get('max_execution_time');
    if ($max_exec_time != 0) {
      $max_exec_time = intval(ceil(0.8 * $max_exec_time));
      $this->httpRequestsLimit = self::HTTP_PARALLEL_REQUESTS * ($max_exec_time / self::HTTP_REQUEST_TIMEOUT);

      // When this value exceeds the total limit, take the limit instead.
      if ($this->httpRequestsLimit > self::HTTP_REQUESTS_LIMIT) {
        $this->httpRequestsLimit = self::HTTP_REQUESTS_LIMIT;
      }
    }
  }
  return $this->httpRequestsLimit;
}