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diff --git a/src/applications/files/config/PhabricatorFilesConfigOptions.php b/src/applications/files/config/PhabricatorFilesConfigOptions.php
--- a/src/applications/files/config/PhabricatorFilesConfigOptions.php
+++ b/src/applications/files/config/PhabricatorFilesConfigOptions.php
@@ -212,6 +212,16 @@
'must be installed and the "%s" binary must be available to '.
'the webserver for this to work.',
'convert')),
+ $this->newOption('files.maximum-file-size', 'int', 0)
+ ->setDescription(
+ pht(
+ 'You can set a limit for the maximum byte size for files uploaded. '.
+ 'Attempting to upload a file larger than the specified size will '.
+ 'cause the upload to fail. Values smaller than or equal to zero '.
+ 'will be ignored. Specify a value in bytes.'))
+ ->setSummary(pht('Global cap for files uploaded (bytes).'))
+ ->addExample(1048576, pht('Limit files to 1 MB'))
+ ->addExample(10485760, pht('Limit files to 10 MB')),
);
}
diff --git a/src/applications/files/storage/PhabricatorFile.php b/src/applications/files/storage/PhabricatorFile.php
--- a/src/applications/files/storage/PhabricatorFile.php
+++ b/src/applications/files/storage/PhabricatorFile.php
@@ -327,12 +327,28 @@
return $file;
}
+ private static function assertNotExceedingSizeLimit($size) {
+
+ $max_file_size = PhabricatorEnv::getEnvConfig('files.maximum-file-size');
+ $exceeds_limit = $max_file_size > 0 && $size > $max_file_size;
+
+ if ($exceeds_limit) {
+ throw new Exception(
+ pht(
+ 'The file uploaded is bigger than the configured maximum file size'.
+ ' (%s).',
+ phutil_format_bytes($max_file_size)));
+ }
+ }
+
private static function buildFromFileData($data, array $params = array()) {
+ $size = strlen($data);
+ self::assertNotExceedingSizeLimit($size);
+
if (isset($params['storageEngines'])) {
$engines = $params['storageEngines'];
} else {
- $size = strlen($data);
$engines = PhabricatorFileStorageEngine::loadStorageEngines($size);
if (!$engines) {
diff --git a/src/applications/files/storage/__tests__/PhabricatorFileTestCase.php b/src/applications/files/storage/__tests__/PhabricatorFileTestCase.php
--- a/src/applications/files/storage/__tests__/PhabricatorFileTestCase.php
+++ b/src/applications/files/storage/__tests__/PhabricatorFileTestCase.php
@@ -603,4 +603,50 @@
pht('newChunkedFile returns a PhabricatorFile'));
}
+ public function newRandomFile(int $size) {
+ $engine = new PhabricatorTestStorageEngine();
+
+ $data = Filesystem::readRandomCharacters($size);
+ $params = array(
+ 'name' => 'test.dat',
+ 'storageEngines' => array(
+ $engine,
+ ),
+ );
+
+ PhabricatorFile::newFromFileData($data, $params);
+ }
+
+ public function testMaximumFileSize() {
+ $env = PhabricatorEnv::beginScopedEnv();
+
+ $env->overrideEnvConfig('files.maximum-file-size', -1024);
+ $this->tryTestCases(
+ array(
+ '512 KB' => 512,
+ '1 MB' => 1024,
+ '2 MB' => 2048,
+ ),
+ array(
+ true,
+ true,
+ true,
+ ),
+ array($this, 'newRandomFile'));
+
+ $env->overrideEnvConfig('files.maximum-file-size', 1024);
+ $this->tryTestCases(
+ array(
+ '512 KB' => 512,
+ '1 MB' => 1024,
+ '2 MB' => 2048,
+ ),
+ array(
+ true,
+ true,
+ false,
+ ),
+ array($this, 'newRandomFile'));
+ }
+
}

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Content licensed under Creative Commons Attribution-ShareAlike 4.0 (CC-BY-SA) unless otherwise noted; code licensed under Apache 2.0 or other open source licenses. · CC BY-SA 4.0 · Apache 2.0