src/applications/repository/management/PhabricatorRepositoryManagementCacheWorkflow.php

   1 <?php
   2
   3 final class PhabricatorRepositoryManagementCacheWorkflow
   4   extends PhabricatorRepositoryManagementWorkflow {
   5
   6   protected function didConstruct() {
   7     $this
   8       ->setName('cache')
   9       ->setExamples(
  10         '**cache** [__options__] --commit __commit__ --path __path__')
  11       ->setSynopsis(pht('Manage the repository graph cache.'))
  12       ->setArguments(
  13         array(
  14           array(
  15             'name'    => 'commit',
  16             'param'   => 'commit',
  17             'help'    => pht('Specify a commit to look up.'),
  18           ),
  19           array(
  20             'name'    => 'path',
  21             'param'   => 'path',
  22             'help'    => pht('Specify a path to look up.'),
  23           ),
  24         ));
  25   }
  26
  27   public function execute(PhutilArgumentParser $args) {
  28
  29     $commit_name = $args->getArg('commit');
  30     if ($commit_name === null) {
  31       throw new PhutilArgumentUsageException(
  32         pht(
  33           'Specify a commit to look up with `%s`.',
  34           '--commit'));
  35     }
  36     $commit = $this->loadNamedCommit($commit_name);
  37
  38     $path_name = $args->getArg('path');
  39     if ($path_name === null) {
  40       throw new PhutilArgumentUsageException(
  41         pht(
  42           'Specify a path to look up with `%s`.',
  43           '--path'));
  44     }
  45
  46     $path_map = id(new DiffusionPathIDQuery(array($path_name)))
  47       ->loadPathIDs();
  48     if (empty($path_map[$path_name])) {
  49       throw new PhutilArgumentUsageException(
  50         pht('Path "%s" is not unknown.', $path_name));
  51     }
  52     $path_id = $path_map[$path_name];
  53
  54     $graph_cache = new PhabricatorRepositoryGraphCache();
  55
  56     $t_start = microtime(true);
  57     $cache_result = $graph_cache->loadLastModifiedCommitID(
  58       $commit->getID(),
  59       $path_id);
  60     $t_end = microtime(true);
  61
  62     $console = PhutilConsole::getConsole();
  63
  64     $console->writeOut(
  65       "%s\n",
  66       pht('Query took %s ms.', new PhutilNumber(1000 * ($t_end - $t_start))));
  67
  68     if ($cache_result === false) {
  69       $console->writeOut("%s\n", pht('Not found in graph cache.'));
  70     } else if ($cache_result === null) {
  71       $console->writeOut(
  72         "%s\n",
  73         pht('Path not modified in any ancestor commit.'));
  74     } else {
  75       $last = id(new DiffusionCommitQuery())
  76         ->setViewer($this->getViewer())
  77         ->withIDs(array($cache_result))
  78         ->executeOne();
  79       if (!$last) {
  80         throw new Exception(pht('Cache returned bogus result!'));
  81       }
  82
  83       $console->writeOut(
  84         "%s\n",
  85         pht(
  86           'Path was last changed at %s.',
  87           $commit->getRepository()->formatCommitName(
  88             $last->getcommitIdentifier())));
  89     }
  90
  91     return 0;
  92   }
  93
  94 }