[FileBackend] Added hash skipping option to speed up script.

Change-Id: If810bbdeffdbfa37a3609992c3e8038ee4deebe6

diff --git a/maintenance/copyFileBackend.php b/maintenance/copyFileBackend.php
index 0af1aa7..8db0a7f 100644 (file)
--- a/maintenance/copyFileBackend.php
+++ b/maintenance/copyFileBackend.php
@@ -42,7 +42,8 @@ class CopyFileBackend extends Maintenance {
                $this->addOption( 'dst', 'Backend where files should be copied to', true, true );
                $this->addOption( 'containers', 'Pipe separated list of containers', true, true );
                $this->addOption( 'subdir', 'Only do items in this child directory', false, true );
-               $this->addOption( 'ratefile', 'File to check periodically for batch size.', false, true );
+               $this->addOption( 'ratefile', 'File to check periodically for batch size', false, true );
+               $this->addOption( 'skiphash', 'Skip SHA-1 sync checks for files' );
                $this->setBatchSize( 50 );
        }
 
@@ -142,14 +143,15 @@ class CopyFileBackend extends Maintenance {
        }
 
        protected function filesAreSame( FileBackend $src, FileBackend $dst, $sPath, $dPath ) {
+               $skipHash = $this->hasOption( 'skiphash' );
                return (
                        ( $src->fileExists( array( 'src' => $sPath, 'latest' => 1 ) )
                                === $dst->fileExists( array( 'src' => $dPath, 'latest' => 1 ) ) // short-circuit
                        ) && ( $src->getFileSize( array( 'src' => $sPath, 'latest' => 1 ) )
                                === $dst->getFileSize( array( 'src' => $dPath, 'latest' => 1 ) ) // short-circuit
-                       ) && ( $src->getFileSha1Base36( array( 'src' => $sPath, 'latest' => 1 ) )
+                       ) && ( $skipHash || ( $src->getFileSha1Base36( array( 'src' => $sPath, 'latest' => 1 ) )
                                === $dst->getFileSha1Base36( array( 'src' => $dPath, 'latest' => 1 ) )
-                       )
+                       ) )
                );
        }
 }