Mimetype list integrity check should not fail if it's changed (#15810)

Mimetype list integrity check should not fail if it's changed

2 files changed, 396 insertions, 2 deletions

diff --git a/tests/data/integritycheck/mimetypeListModified/core/js/mimetypelist.js b/tests/data/integritycheck/mimetypeListModified/core/js/mimetypelist.js
new file mode 100644
index 00000000000..82dbbd37ab1
--- /dev/null
+++ b/tests/data/integritycheck/mimetypeListModified/core/js/mimetypelist.js
@@ -0,0 +1,133 @@
+/**
+* This file is automatically generated
+* DO NOT EDIT MANUALLY!
+*
+* You can update the list of MimeType Aliases in config/mimetypealiases.json
+* The list of files is fetched from core/img/filetypes
+* To regenerate this file run ./occ maintenance:mimetype:update-js
+*/
+OC.MimeTypeList={
+	aliases: {
+    "application/coreldraw": "image",
+    "application/test": "image",
+    "application/epub+zip": "text",
+    "application/font-sfnt": "image",
+    "application/font-woff": "image",
+    "application/gpx+xml": "location",
+    "application/illustrator": "image",
+    "application/javascript": "text/code",
+    "application/json": "text/code",
+    "application/msaccess": "file",
+    "application/msexcel": "x-office/spreadsheet",
+    "application/msonenote": "x-office/document",
+    "application/mspowerpoint": "x-office/presentation",
+    "application/msword": "x-office/document",
+    "application/octet-stream": "file",
+    "application/postscript": "image",
+    "application/rss+xml": "application/xml",
+    "application/vnd.android.package-archive": "package/x-generic",
+    "application/vnd.lotus-wordpro": "x-office/document",
+    "application/vnd.garmin.tcx+xml": "location",
+    "application/vnd.google-earth.kml+xml": "location",
+    "application/vnd.google-earth.kmz": "location",
+    "application/vnd.ms-excel": "x-office/spreadsheet",
+    "application/vnd.ms-excel.addin.macroEnabled.12": "x-office/spreadsheet",
+    "application/vnd.ms-excel.sheet.binary.macroEnabled.12": "x-office/spreadsheet",
+    "application/vnd.ms-excel.sheet.macroEnabled.12": "x-office/spreadsheet",
+    "application/vnd.ms-excel.template.macroEnabled.12": "x-office/spreadsheet",
+    "application/vnd.ms-fontobject": "image",
+    "application/vnd.ms-powerpoint": "x-office/presentation",
+    "application/vnd.ms-powerpoint.addin.macroEnabled.12": "x-office/presentation",
+    "application/vnd.ms-powerpoint.presentation.macroEnabled.12": "x-office/presentation",
+    "application/vnd.ms-powerpoint.slideshow.macroEnabled.12": "x-office/presentation",
+    "application/vnd.ms-powerpoint.template.macroEnabled.12": "x-office/presentation",
+    "application/vnd.ms-visio.drawing.macroEnabled.12": "application/vnd.visio",
+    "application/vnd.ms-visio.drawing": "application/vnd.visio",
+    "application/vnd.ms-visio.stencil.macroEnabled.12": "application/vnd.visio",
+    "application/vnd.ms-visio.stencil": "application/vnd.visio",
+    "application/vnd.ms-visio.template.macroEnabled.12": "application/vnd.visio",
+    "application/vnd.ms-visio.template": "application/vnd.visio",
+    "application/vnd.ms-word.document.macroEnabled.12": "x-office/document",
+    "application/vnd.ms-word.template.macroEnabled.12": "x-office/document",
+    "application/vnd.oasis.opendocument.presentation": "x-office/presentation",
+    "application/vnd.oasis.opendocument.presentation-template": "x-office/presentation",
+    "application/vnd.oasis.opendocument.spreadsheet": "x-office/spreadsheet",
+    "application/vnd.oasis.opendocument.spreadsheet-template": "x-office/spreadsheet",
+    "application/vnd.oasis.opendocument.text": "x-office/document",
+    "application/vnd.oasis.opendocument.text-master": "x-office/document",
+    "application/vnd.oasis.opendocument.text-template": "x-office/document",
+    "application/vnd.oasis.opendocument.text-web": "x-office/document",
+    "application/vnd.openxmlformats-officedocument.presentationml.presentation": "x-office/presentation",
+    "application/vnd.openxmlformats-officedocument.presentationml.slideshow": "x-office/presentation",
+    "application/vnd.openxmlformats-officedocument.presentationml.template": "x-office/presentation",
+    "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet": "x-office/spreadsheet",
+    "application/vnd.openxmlformats-officedocument.spreadsheetml.template": "x-office/spreadsheet",
+    "application/vnd.openxmlformats-officedocument.wordprocessingml.document": "x-office/document",
+    "application/vnd.openxmlformats-officedocument.wordprocessingml.template": "x-office/document",
+    "application/vnd.visio": "x-office/document",
+    "application/vnd.wordperfect": "x-office/document",
+    "application/x-7z-compressed": "package/x-generic",
+    "application/x-bzip2": "package/x-generic",
+    "application/x-cbr": "text",
+    "application/x-compressed": "package/x-generic",
+    "application/x-dcraw": "image",
+    "application/x-deb": "package/x-generic",
+    "application/x-fictionbook+xml": "text",
+    "application/x-font": "image",
+    "application/x-gimp": "image",
+    "application/x-gzip": "package/x-generic",
+    "application/x-iwork-keynote-sffkey": "x-office/presentation",
+    "application/x-iwork-numbers-sffnumbers": "x-office/spreadsheet",
+    "application/x-iwork-pages-sffpages": "x-office/document",
+    "application/x-mobipocket-ebook": "text",
+    "application/x-perl": "text/code",
+    "application/x-photoshop": "image",
+    "application/x-php": "text/code",
+    "application/x-rar-compressed": "package/x-generic",
+    "application/x-tar": "package/x-generic",
+    "application/x-tex": "text",
+    "application/xml": "text/html",
+    "application/yaml": "text/code",
+    "application/zip": "package/x-generic",
+    "database": "file",
+    "httpd/unix-directory": "dir",
+    "text/css": "text/code",
+    "text/csv": "x-office/spreadsheet",
+    "text/html": "text/code",
+    "text/x-c": "text/code",
+    "text/x-c++src": "text/code",
+    "text/x-h": "text/code",
+    "text/x-java-source": "text/code",
+    "text/x-ldif": "text/code",
+    "text/x-python": "text/code",
+    "text/x-shellscript": "text/code",
+    "web": "text/code",
+    "application/internet-shortcut": "link"
+},
+	files: [
+    "application",
+    "application-pdf",
+    "audio",
+    "file",
+    "folder",
+    "folder-drag-accept",
+    "folder-encrypted",
+    "folder-external",
+    "folder-public",
+    "folder-shared",
+    "folder-starred",
+    "image",
+    "link",
+    "location",
+    "package-x-generic",
+    "text",
+    "text-calendar",
+    "text-code",
+    "text-vcard",
+    "video",
+    "x-office-document",
+    "x-office-presentation",
+    "x-office-spreadsheet"
+],
+	themes: []
+};
diff --git a/tests/lib/IntegrityCheck/CheckerTest.php b/tests/lib/IntegrityCheck/CheckerTest.php
index 91d1fa36758..7f67f405ac7 100644
--- a/tests/lib/IntegrityCheck/CheckerTest.php
+++ b/tests/lib/IntegrityCheck/CheckerTest.php
@@ -48,6 +48,8 @@ class CheckerTest extends TestCase {
 	private $cacheFactory;
 	/** @var IAppManager|\PHPUnit_Framework_MockObject_MockObject */
 	private $appManager;
+	/** @var \OC\Files\Type\Detection|\PHPUnit_Framework_MockObject_MockObject */
+	private $mimeTypeDetector;
 
 	public function setUp() {
 		parent::setUp();
@@ -57,6 +59,7 @@ class CheckerTest extends TestCase {
 		$this->config = $this->createMock(IConfig::class);
 		$this->cacheFactory = $this->createMock(ICacheFactory::class);
 		$this->appManager = $this->createMock(IAppManager::class);
+		$this->mimeTypeDetector = $this->createMock(\OC\Files\Type\Detection::class);
 
 		$this->config->method('getAppValue')
 			->will($this->returnArgument(2));
@@ -74,7 +77,8 @@ class CheckerTest extends TestCase {
 			$this->config,
 			$this->cacheFactory,
 			$this->appManager,
-			\OC::$server->getTempManager()
+			\OC::$server->getTempManager(),
+			$this->mimeTypeDetector
 		);
 	}
 
@@ -761,6 +765,262 @@ class CheckerTest extends TestCase {
 		$this->assertSame([], $this->checker->verifyCoreSignature());
 	}
 
+	public function testVerifyCoreSignatureWithModifiedMimetypelistSignatureData() {
+		$this->environmentHelper
+			->expects($this->once())
+			->method('getChannel')
+			->will($this->returnValue('stable'));
+		$this->config
+			->expects($this->any())
+			->method('getSystemValue')
+			->with('integrity.check.disabled', false)
+			->will($this->returnValue(false));
+
+		$this->mimeTypeDetector
+			->expects($this->once())
+			->method('getOnlyDefaultAliases')
+			->willReturn(
+				array (
+					'_comment' => 'Array of mimetype aliases.',
+					'_comment2' => 'Any changes you make here will be overwritten on an update of Nextcloud.',
+					'_comment3' => 'Put any custom mappings in a new file mimetypealiases.json in the config/ folder of Nextcloud',
+					'_comment4' => 'After any change to mimetypealiases.json run:',
+					'_comment5' => './occ maintenance:mimetype:update-js',
+					'_comment6' => 'Otherwise your update won\'t propagate through the system.',
+					'application/coreldraw' => 'image',
+					'application/epub+zip' => 'text',
+					'application/font-sfnt' => 'image',
+					'application/font-woff' => 'image',
+					'application/gpx+xml' => 'location',
+					'application/illustrator' => 'image',
+					'application/javascript' => 'text/code',
+					'application/json' => 'text/code',
+					'application/msaccess' => 'file',
+					'application/msexcel' => 'x-office/spreadsheet',
+					'application/msonenote' => 'x-office/document',
+					'application/mspowerpoint' => 'x-office/presentation',
+					'application/msword' => 'x-office/document',
+					'application/octet-stream' => 'file',
+					'application/postscript' => 'image',
+					'application/rss+xml' => 'application/xml',
+					'application/vnd.android.package-archive' => 'package/x-generic',
+					'application/vnd.lotus-wordpro' => 'x-office/document',
+					'application/vnd.garmin.tcx+xml' => 'location',
+					'application/vnd.google-earth.kml+xml' => 'location',
+					'application/vnd.google-earth.kmz' => 'location',
+					'application/vnd.ms-excel' => 'x-office/spreadsheet',
+					'application/vnd.ms-excel.addin.macroEnabled.12' => 'x-office/spreadsheet',
+					'application/vnd.ms-excel.sheet.binary.macroEnabled.12' => 'x-office/spreadsheet',
+					'application/vnd.ms-excel.sheet.macroEnabled.12' => 'x-office/spreadsheet',
+					'application/vnd.ms-excel.template.macroEnabled.12' => 'x-office/spreadsheet',
+					'application/vnd.ms-fontobject' => 'image',
+					'application/vnd.ms-powerpoint' => 'x-office/presentation',
+					'application/vnd.ms-powerpoint.addin.macroEnabled.12' => 'x-office/presentation',
+					'application/vnd.ms-powerpoint.presentation.macroEnabled.12' => 'x-office/presentation',
+					'application/vnd.ms-powerpoint.slideshow.macroEnabled.12' => 'x-office/presentation',
+					'application/vnd.ms-powerpoint.template.macroEnabled.12' => 'x-office/presentation',
+					'application/vnd.ms-visio.drawing.macroEnabled.12' => 'application/vnd.visio',
+					'application/vnd.ms-visio.drawing' => 'application/vnd.visio',
+					'application/vnd.ms-visio.stencil.macroEnabled.12' => 'application/vnd.visio',
+					'application/vnd.ms-visio.stencil' => 'application/vnd.visio',
+					'application/vnd.ms-visio.template.macroEnabled.12' => 'application/vnd.visio',
+					'application/vnd.ms-visio.template' => 'application/vnd.visio',
+					'application/vnd.ms-word.document.macroEnabled.12' => 'x-office/document',
+					'application/vnd.ms-word.template.macroEnabled.12' => 'x-office/document',
+					'application/vnd.oasis.opendocument.presentation' => 'x-office/presentation',
+					'application/vnd.oasis.opendocument.presentation-template' => 'x-office/presentation',
+					'application/vnd.oasis.opendocument.spreadsheet' => 'x-office/spreadsheet',
+					'application/vnd.oasis.opendocument.spreadsheet-template' => 'x-office/spreadsheet',
+					'application/vnd.oasis.opendocument.text' => 'x-office/document',
+					'application/vnd.oasis.opendocument.text-master' => 'x-office/document',
+					'application/vnd.oasis.opendocument.text-template' => 'x-office/document',
+					'application/vnd.oasis.opendocument.text-web' => 'x-office/document',
+					'application/vnd.openxmlformats-officedocument.presentationml.presentation' => 'x-office/presentation',
+					'application/vnd.openxmlformats-officedocument.presentationml.slideshow' => 'x-office/presentation',
+					'application/vnd.openxmlformats-officedocument.presentationml.template' => 'x-office/presentation',
+					'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet' => 'x-office/spreadsheet',
+					'application/vnd.openxmlformats-officedocument.spreadsheetml.template' => 'x-office/spreadsheet',
+					'application/vnd.openxmlformats-officedocument.wordprocessingml.document' => 'x-office/document',
+					'application/vnd.openxmlformats-officedocument.wordprocessingml.template' => 'x-office/document',
+					'application/vnd.visio' => 'x-office/document',
+					'application/vnd.wordperfect' => 'x-office/document',
+					'application/x-7z-compressed' => 'package/x-generic',
+					'application/x-bzip2' => 'package/x-generic',
+					'application/x-cbr' => 'text',
+					'application/x-compressed' => 'package/x-generic',
+					'application/x-dcraw' => 'image',
+					'application/x-deb' => 'package/x-generic',
+					'application/x-fictionbook+xml' => 'text',
+					'application/x-font' => 'image',
+					'application/x-gimp' => 'image',
+					'application/x-gzip' => 'package/x-generic',
+					'application/x-iwork-keynote-sffkey' => 'x-office/presentation',
+					'application/x-iwork-numbers-sffnumbers' => 'x-office/spreadsheet',
+					'application/x-iwork-pages-sffpages' => 'x-office/document',
+					'application/x-mobipocket-ebook' => 'text',
+					'application/x-perl' => 'text/code',
+					'application/x-photoshop' => 'image',
+					'application/x-php' => 'text/code',
+					'application/x-rar-compressed' => 'package/x-generic',
+					'application/x-tar' => 'package/x-generic',
+					'application/x-tex' => 'text',
+					'application/xml' => 'text/html',
+					'application/yaml' => 'text/code',
+					'application/zip' => 'package/x-generic',
+					'database' => 'file',
+					'httpd/unix-directory' => 'dir',
+					'text/css' => 'text/code',
+					'text/csv' => 'x-office/spreadsheet',
+					'text/html' => 'text/code',
+					'text/x-c' => 'text/code',
+					'text/x-c++src' => 'text/code',
+					'text/x-h' => 'text/code',
+					'text/x-java-source' => 'text/code',
+					'text/x-ldif' => 'text/code',
+					'text/x-python' => 'text/code',
+					'text/x-shellscript' => 'text/code',
+					'web' => 'text/code',
+					'application/internet-shortcut' => 'link',
+				));
+
+		$this->mimeTypeDetector
+			->expects($this->once())
+			->method('getAllAliases')
+			->willReturn(
+				array (
+					'_comment' => 'Array of mimetype aliases.',
+					'_comment2' => 'Any changes you make here will be overwritten on an update of Nextcloud.',
+					'_comment3' => 'Put any custom mappings in a new file mimetypealiases.json in the config/ folder of Nextcloud',
+					'_comment4' => 'After any change to mimetypealiases.json run:',
+					'_comment5' => './occ maintenance:mimetype:update-js',
+					'_comment6' => 'Otherwise your update won\'t propagate through the system.',
+					'application/coreldraw' => 'image',
+					'application/test' => 'image',
+					'application/epub+zip' => 'text',
+					'application/font-sfnt' => 'image',
+					'application/font-woff' => 'image',
+					'application/gpx+xml' => 'location',
+					'application/illustrator' => 'image',
+					'application/javascript' => 'text/code',
+					'application/json' => 'text/code',
+					'application/msaccess' => 'file',
+					'application/msexcel' => 'x-office/spreadsheet',
+					'application/msonenote' => 'x-office/document',
+					'application/mspowerpoint' => 'x-office/presentation',
+					'application/msword' => 'x-office/document',
+					'application/octet-stream' => 'file',
+					'application/postscript' => 'image',
+					'application/rss+xml' => 'application/xml',
+					'application/vnd.android.package-archive' => 'package/x-generic',
+					'application/vnd.lotus-wordpro' => 'x-office/document',
+					'application/vnd.garmin.tcx+xml' => 'location',
+					'application/vnd.google-earth.kml+xml' => 'location',
+					'application/vnd.google-earth.kmz' => 'location',
+					'application/vnd.ms-excel' => 'x-office/spreadsheet',
+					'application/vnd.ms-excel.addin.macroEnabled.12' => 'x-office/spreadsheet',
+					'application/vnd.ms-excel.sheet.binary.macroEnabled.12' => 'x-office/spreadsheet',
+					'application/vnd.ms-excel.sheet.macroEnabled.12' => 'x-office/spreadsheet',
+					'application/vnd.ms-excel.template.macroEnabled.12' => 'x-office/spreadsheet',
+					'application/vnd.ms-fontobject' => 'image',
+					'application/vnd.ms-powerpoint' => 'x-office/presentation',
+					'application/vnd.ms-powerpoint.addin.macroEnabled.12' => 'x-office/presentation',
+					'application/vnd.ms-powerpoint.presentation.macroEnabled.12' => 'x-office/presentation',
+					'application/vnd.ms-powerpoint.slideshow.macroEnabled.12' => 'x-office/presentation',
+					'application/vnd.ms-powerpoint.template.macroEnabled.12' => 'x-office/presentation',
+					'application/vnd.ms-visio.drawing.macroEnabled.12' => 'application/vnd.visio',
+					'application/vnd.ms-visio.drawing' => 'application/vnd.visio',
+					'application/vnd.ms-visio.stencil.macroEnabled.12' => 'application/vnd.visio',
+					'application/vnd.ms-visio.stencil' => 'application/vnd.visio',
+					'application/vnd.ms-visio.template.macroEnabled.12' => 'application/vnd.visio',
+					'application/vnd.ms-visio.template' => 'application/vnd.visio',
+					'application/vnd.ms-word.document.macroEnabled.12' => 'x-office/document',
+					'application/vnd.ms-word.template.macroEnabled.12' => 'x-office/document',
+					'application/vnd.oasis.opendocument.presentation' => 'x-office/presentation',
+					'application/vnd.oasis.opendocument.presentation-template' => 'x-office/presentation',
+					'application/vnd.oasis.opendocument.spreadsheet' => 'x-office/spreadsheet',
+					'application/vnd.oasis.opendocument.spreadsheet-template' => 'x-office/spreadsheet',
+					'application/vnd.oasis.opendocument.text' => 'x-office/document',
+					'application/vnd.oasis.opendocument.text-master' => 'x-office/document',
+					'application/vnd.oasis.opendocument.text-template' => 'x-office/document',
+					'application/vnd.oasis.opendocument.text-web' => 'x-office/document',
+					'application/vnd.openxmlformats-officedocument.presentationml.presentation' => 'x-office/presentation',
+					'application/vnd.openxmlformats-officedocument.presentationml.slideshow' => 'x-office/presentation',
+					'application/vnd.openxmlformats-officedocument.presentationml.template' => 'x-office/presentation',
+					'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet' => 'x-office/spreadsheet',
+					'application/vnd.openxmlformats-officedocument.spreadsheetml.template' => 'x-office/spreadsheet',
+					'application/vnd.openxmlformats-officedocument.wordprocessingml.document' => 'x-office/document',
+					'application/vnd.openxmlformats-officedocument.wordprocessingml.template' => 'x-office/document',
+					'application/vnd.visio' => 'x-office/document',
+					'application/vnd.wordperfect' => 'x-office/document',
+					'application/x-7z-compressed' => 'package/x-generic',
+					'application/x-bzip2' => 'package/x-generic',
+					'application/x-cbr' => 'text',
+					'application/x-compressed' => 'package/x-generic',
+					'application/x-dcraw' => 'image',
+					'application/x-deb' => 'package/x-generic',
+					'application/x-fictionbook+xml' => 'text',
+					'application/x-font' => 'image',
+					'application/x-gimp' => 'image',
+					'application/x-gzip' => 'package/x-generic',
+					'application/x-iwork-keynote-sffkey' => 'x-office/presentation',
+					'application/x-iwork-numbers-sffnumbers' => 'x-office/spreadsheet',
+					'application/x-iwork-pages-sffpages' => 'x-office/document',
+					'application/x-mobipocket-ebook' => 'text',
+					'application/x-perl' => 'text/code',
+					'application/x-photoshop' => 'image',
+					'application/x-php' => 'text/code',
+					'application/x-rar-compressed' => 'package/x-generic',
+					'application/x-tar' => 'package/x-generic',
+					'application/x-tex' => 'text',
+					'application/xml' => 'text/html',
+					'application/yaml' => 'text/code',
+					'application/zip' => 'package/x-generic',
+					'database' => 'file',
+					'httpd/unix-directory' => 'dir',
+					'text/css' => 'text/code',
+					'text/csv' => 'x-office/spreadsheet',
+					'text/html' => 'text/code',
+					'text/x-c' => 'text/code',
+					'text/x-c++src' => 'text/code',
+					'text/x-h' => 'text/code',
+					'text/x-java-source' => 'text/code',
+					'text/x-ldif' => 'text/code',
+					'text/x-python' => 'text/code',
+					'text/x-shellscript' => 'text/code',
+					'web' => 'text/code',
+					'application/internet-shortcut' => 'link',
+				));
+
+		$this->environmentHelper
+			->expects($this->any())
+			->method('getServerRoot')
+			->will($this->returnValue(\OC::$SERVERROOT . '/tests/data/integritycheck/mimetypeListModified'));
+		$signatureDataFile = '{
+    "hashes": { 
+        "mimetypelist.js": "dc48de7ad4baa030c5e563350c9a80b274bad783f6f5adbf1595ecef6c6a32e52890a24cb26cddb0aa20193ba52c001150c68d8bfb567f0aed566f4029a190a3"
+    },
+    "signature": "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",
+    "certificate": "-----BEGIN CERTIFICATE-----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\r\nV204fGUkJqW5CrKy3P3XvY9X\r\n-----END CERTIFICATE-----"
+}';
+		$this->fileAccessHelper
+			->expects($this->at(0))
+			->method('file_get_contents')
+			->with(
+				\OC::$SERVERROOT . '/tests/data/integritycheck/mimetypeListModified/core/signature.json'
+			)
+			->will($this->returnValue($signatureDataFile));
+		$this->fileAccessHelper
+			->expects($this->at(1))
+			->method('file_get_contents')
+			->with(
+				\OC::$SERVERROOT . '/tests/data/integritycheck/mimetypeListModified/resources/codesigning/root.crt'
+			)
+			->will($this->returnValue(file_get_contents(__DIR__ .'/../../data/integritycheck/root.crt')));
+
+		$this->assertSame([], $this->checker->verifyCoreSignature());
+
+	}
+
 	public function testVerifyCoreSignatureWithValidSignatureDataAndNotAlphabeticOrder() {
 		$this->environmentHelper
 				->expects($this->once())
@@ -1014,7 +1274,8 @@ class CheckerTest extends TestCase {
 				$this->config,
 				$this->cacheFactory,
 				$this->appManager,
-				\OC::$server->getTempManager()
+				\OC::$server->getTempManager(),
+				$this->mimeTypeDetector,
 			])
 			->setMethods([
 				'verifyCoreSignature',