Source/WebKit2/WebProcess/com.apple.WebProcess.sb.in

(version 1)
(deny default (with partial-symbolication))
(allow ipc-posix-shm system-audit system-socket file-read-metadata)

(import "system.sb")
(import "com.apple.corefoundation.sb")

;; Distributed notifications, local pasteboard client
(corefoundation)

;; Utility functions for home directory relative path filters
(define (home-regex home-relative-regex)
  (regex (string-append "^" (regex-quote (param "HOME_DIR")) home-relative-regex)))

(define (home-subpath home-relative-subpath)
  (subpath (string-append (param "HOME_DIR") home-relative-subpath)))

(define (home-literal home-relative-literal)
  (literal (string-append (param "HOME_DIR") home-relative-literal)))

;; Read-only preferences and data
(allow file-read*
       ;; Basic system paths
       (subpath "/Library/Dictionaries")
       (subpath "/Library/Fonts")
       (subpath "/Library/Frameworks")
       (subpath "/Library/Managed Preferences")
       (subpath "/private/var/db/mds")
       (subpath "/private/var/db/DetachedSignatures")
       (regex #"^/private/etc/(hosts|group|passwd)$")

       ;; FIXME: This should be removed when <rdar://problem/10479685> is fixed.
       (subpath "/Library/Keychains")

       ;; System and user preferences
       (literal "/Library/Preferences/.GlobalPreferences.plist")
       (literal "/Library/Preferences/com.apple.crypto.plist")
       (literal "/Library/Preferences/com.apple.networkd.plist")
       (literal "/Library/Preferences/com.apple.security.plist")
       (literal "/Library/Preferences/com.apple.security.common.plist")
       (literal "/Library/Preferences/com.apple.security.revocation.plist")
       (regex #"^/Library/Managed Preferences/[^/]+/com\.apple\.networkConnect\.plist$")
       (home-literal "/Library/Preferences/.GlobalPreferences.plist")
       (home-regex #"/Library/Preferences/ByHost/\.GlobalPreferences\.")
       (home-regex #"/Library/Preferences/ByHost/com\.apple\.networkConnect\.")
       (home-literal "/Library/Preferences/com.apple.ATS.plist")
       (home-literal "/Library/Preferences/com.apple.DownloadAssessment.plist")
       (home-literal "/Library/Preferences/com.apple.HIToolbox.plist")
       (home-literal "/Library/Preferences/com.apple.LaunchServices.plist")
       (home-literal "/Library/Preferences/com.apple.QTKit.plist")
       (home-literal "/Library/Preferences/com.apple.WebFoundation.plist")
       (home-literal "/Library/Preferences/com.apple.security.plist")
       (home-literal "/Library/Preferences/com.apple.security.revocation.plist")
       (home-literal "/Library/Preferences/com.apple.speech.recognition.AppleSpeechRecognition.prefs.plist")
       (home-literal "/Library/Application Support/SyncServices/Local/ClientsWithChanges/com.apple.Keychain")
       (home-regex #"/Library/Preferences/com\.apple\.driver\.(AppleBluetoothMultitouch\.mouse|AppleBluetoothMultitouch\.trackpad|AppleHIDMouse)\.plist$")

       ;; On-disk WebKit2 framework location, to account for debug installations
       ;; outside of /System/Library/Frameworks
       (subpath (param "WEBKIT2_FRAMEWORK_DIR"))

       ;; FIXME: This should be removed when <rdar://problem/8957845> is fixed.
       (home-subpath "/Library/Fonts")

       ;; FIXME: These should be removed when <rdar://problem/9217757> is fixed.
       (home-subpath "/Library/Audio/Plug-Ins/Components")
       (home-subpath "/Library/Preferences/QuickTime Preferences")
       (home-literal "/Library/Caches/com.apple.coreaudio.components.plist")
       (subpath "/Library/Audio/Plug-Ins/Components")
       (subpath "/Library/Audio/Plug-Ins/HAL")
       (subpath "/Library/Video/Plug-Ins")
       (subpath "/Library/QuickTime")

       (home-subpath "/Library/Dictionaries")
       (home-subpath "/Library/Keyboard Layouts")
       (home-subpath "/Library/Input Methods"))

;; This should be updated when <rdar://problem/9355830> is fixed.
;; Read-only extensions from UIProcess
(if (defined? 'extension-class)
    (allow file-read* (extension "com.apple.app-sandbox.read")))

;; Read-write extensions from UIProcess
(allow file-read* file-write* (extension))

;; Mach lookup extensions from the UIProcess
(allow mach-lookup (extension "com.apple.app-sandbox.mach"))

;; Writable preferences and temporary files
(allow file*
       (home-subpath "/Library/Caches/com.apple.WebProcess")
       (home-regex #"/Library/Preferences/ByHost/com\.apple\.HIToolbox\.")
       (home-regex #"/Library/Preferences/com\.apple\.WebProcess\.")

       ;; FIXME: This should be removed when <rdar://problem/10479685> is fixed.
       (home-subpath "/Library/Keychains"))

;; Non-user Security mds caches
(allow file*
    (subpath "/private/var/db/mds/system"))

#if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1080
(if (positive? (string-length (param "DARWIN_USER_CACHE_DIR")))
    (allow file* (subpath (param "DARWIN_USER_CACHE_DIR"))))
#else
(if (positive? (string-length (param "DARWIN_USER_CACHE_DIR")))
    (allow file* (subpath (string-append (param "DARWIN_USER_CACHE_DIR") "/mds"))))
#endif

(if (positive? (string-length (param "DARWIN_USER_TEMP_DIR")))
    (allow file* (subpath (param "DARWIN_USER_TEMP_DIR"))))

;; IOKit user clients
(allow iokit-open
       (iokit-connection "IOAccelerator")
       (iokit-user-client-class "IOAccelerationUserClient")
       (iokit-user-client-class "IOFramebufferSharedUserClient")
       (iokit-user-client-class "AppleGraphicsControlClient")
       (iokit-user-client-class "AppleSNBFBUserClient")
       (iokit-user-client-class "AGPMClient")
       (iokit-user-client-class "IOHIDParamUserClient")
       (iokit-user-client-class "RootDomainUserClient")
       (iokit-user-client-class "IOSurfaceRootUserClient")
       (iokit-user-client-class "IOSurfaceSendRight")
       (iokit-user-client-class "IOAudioControlUserClient")
       (iokit-user-client-class "IOAudioEngineUserClient"))

;; Various services required by AppKit and other frameworks
(allow mach-lookup
       (global-name "com.apple.CoreServices.coreservicesd")
       (global-name "com.apple.DiskArbitration.diskarbitrationd")
       (global-name "com.apple.FileCoordination")
       (global-name "com.apple.FontObjectsServer")
       (global-name "com.apple.FontServer")
       (global-name "com.apple.SecurityServer")
       (global-name "com.apple.SystemConfiguration.configd")
       (global-name "com.apple.SystemConfiguration.PPPController")
       (global-name "com.apple.SystemConfiguration.SCNetworkReachability")
       (global-name "com.apple.audio.VDCAssistant")
       (global-name "com.apple.audio.audiohald")
       (global-name "com.apple.audio.coreaudiod")
       (global-name "com.apple.cookied")
       (global-name "com.apple.cvmsServ")
       (global-name "com.apple.networkd")
       (global-name "com.apple.dock.server")
       (global-name "com.apple.ocspd")
       (global-name "com.apple.pasteboard.1")
       (global-name "com.apple.system.opendirectoryd.api")
       (global-name "com.apple.window_proxies")
       (global-name "com.apple.windowserver.active")
       (global-name "com.apple.cfnetwork.AuthBrokerAgent")
       (global-name "com.apple.PowerManagement.control")
       (global-name "com.apple.speech.recognitionserver")

       ;; FIXME: This should be removed when <rdar://problem/9276393> is fixed.
       (global-name "com.apple.metadata.mds"))

(allow system-socket (socket-domain AF_ROUTE))
(allow system-socket (require-all (socket-domain AF_SYSTEM) (socket-protocol 2))) ; SYSPROTO_CONTROL
(allow network-outbound
       ;; Kernel controls
       (control-name "com.apple.network.statistics")
       (control-name "com.apple.netsrc")

       ;; Local mDNSResponder for DNS, arbitrary outbound TCP
       (literal "/private/var/run/mDNSResponder")
       (remote tcp))

;; FIXME should be removed when <rdar://problem/9347205> + related radar in Safari is fixed
(allow mach-lookup
       (global-name "org.h5l.kcm")
       (global-name "com.apple.system.logger")
       (global-name "com.apple.system.notification_center"))
(allow network-outbound
       (remote udp))
(allow file-read*
        (literal (string-append (param "HOME_DIR") "/Library/Preferences/com.apple.Kerberos.plist"))
        (literal (string-append (param "HOME_DIR") "/Library/Preferences/com.apple.GSS.plist"))
        (literal (string-append (param "HOME_DIR") "/Library/Preferences/edu.mit.Kerberos"))
        (literal "/Library/Preferences/com.apple.Kerberos.plist")
        (literal "/Library/Preferences/com.apple.GSS.plist")
        (literal "/Library/Preferences/edu.mit.Kerberos")
        (literal "/private/etc/krb5.conf")
        (literal "/private/etc/services")
        (literal "/private/etc/host"))

(deny file-read* file-write* (with no-log)
       ;; FIXME: Should be removed after <rdar://problem/9422957> is fixed.
       (home-literal "/Library/Caches/Cache.db")

       ;; FIXME: Should be removed after <rdar://problem/10463881> is fixed.
       (home-literal "/Library/Preferences/com.apple.LaunchServices.QuarantineEventsV2")
       (home-literal "/Library/Preferences/com.apple.LaunchServices.QuarantineEventsV2-journal"))

(deny mach-lookup (with no-log)
       (global-name "com.apple.coreservices.appleevents"))