;;; Copyright (c) 2021 Apple Inc.  All Rights reserved.
;;;
;;; WARNING: The sandbox rules in this file currently constitute
;;; Apple System Private Interface and are subject to change at any time and
;;; without notice.
;;;
(version 1)

(deny default)
(deny file-map-executable process-info* nvram*)
(deny dynamic-code-generation)

(deny mach-priv-host-port)

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

;; Homedir-relative path filters
(define (home-regex home-relative-regex)
    (regex (string-append "^" (regex-quote (param "HOME")) home-relative-regex)))

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

(define (home-prefix home-relative-prefix)
    (prefix (string-append (param "HOME") home-relative-prefix)))

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

(allow process-info* (target self))
(allow process-info-pidinfo) ;; to display client name in logs

;; For resolving symlinks, realpath(3), and equivalents.
(allow file-read-metadata)

;; For validating the entitlements of clients.
(allow process-info-codesignature)

;; Your preference domain
(allow user-preference-read user-preference-write
    (preference-domain "com.apple.Biome")
    (preference-domain "com.apple.BiomeAgent"))

;; Read-only preferences, .GlobalPreferences
(allow user-preference-read
       (preference-domain "com.apple.applicationaccess")
       (preference-domain "com.apple.assistant.support")
       (preference-domain "com.apple.intelligenceplatform")
       (preference-domain "com.apple.suggestions")
       (preference-domain "com.apple.AppleIntelligenceReport")
       (preference-domain "kCFPreferencesAnyApplication"))

;; Read for NSBundle
(allow file-read*
    (literal "/System/Library/PrivateFrameworks/BiomeStreams.framework/Support")
    (literal "/System/Library/PrivateFrameworks/BiomeStreams.framework/Support/BiomeAgent"))

;; Read/write access to suffixed darwin directories
(allow file-read* file-write*
       (subpath (param "DARWIN_USER_DIR"))
       (subpath (param "DARWIN_USER_TMP_DIR"))
       (subpath (param "DARWIN_USER_CACHE_DIR"))
       (mount-relative-literal "/.TemporaryItems")
       (mount-relative-regex #"^/\.TemporaryItems/folders.[0-9]+(/|$)"))

;; Read/write cache access
(let ((cache-path-filter (home-subpath "/Library/Caches/com.apple.BiomeAgent")))
  (allow file-read* file-write* cache-path-filter)
  (allow file-issue-extension
    (require-all
      (extension-class "com.apple.app-sandbox.read" "com.apple.app-sandbox.read-write")
      cache-path-filter)))

;; Issue extensions to ~/Library/Biome
(allow file-issue-extension
    (require-all
        (home-subpath "/Library/Biome")
        (extension-class "com.apple.app-sandbox.read" "com.apple.app-sandbox.read-write")))

;; Allow issuing file extensions for views
(allow file-issue-extension
    (require-all
        (home-subpath "/Library/IntelligencePlatform/Artifacts")
        (extension-class "com.apple.app-sandbox.read")))

;; Read/write ~/Library/Biome and ~/Library/IntelligencePlatform
(allow file-read* file-write*
  (home-subpath "/Library/Biome")
  (home-subpath "/Library/IntelligencePlatform"))

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

(allow file-read* file-write*
    (home-subpath "/Library/IntelligencePlatform")
)

(allow file-read*
    (home-subpath "/Library/Trial"))

(allow mach-lookup
    ;; Service lookup
    (global-name "com.apple.lsd.mapdb")
    (global-name "com.apple.lsd.modifydb")
    (global-name "com.apple.metadata.mds")
    (global-name "com.apple.intelligenceplatform.IntelligencePlatformComputeService")

    ;; Allow connections to user access service
    (global-name "com.apple.biome.access.user")
    (global-name "com.apple.biome.access.system")

    ;; Allow connections to system compute service from user compute service
    (global-name "com.apple.biome.compute.publisher.service")

    ;; Allow propagation of deletes
    (global-name "com.apple.biome.compute.source.user")

    ;; Allow lookup to biome sync service
    (global-name "com.apple.biomesyncd.sync")

    ;; Allow connections to PowerLog service
    (global-name "com.apple.powerlog.plxpclogger.xpc")
    (global-name "com.apple.PerfPowerTelemetryClientRegistrationService")

    ;; Allow lookup to Cascade diff update service
    (global-name "com.apple.SetStoreUpdateService")
    
    ;; Allow lookup for SpaceAttribution framework
    (global-name "com.apple.spaceattributiond")
    
    ;; BackgroundSystemTasks (for telemetry)
    (global-name "com.apple.duetactivityscheduler")

    ;; To exclude files from backup
    (global-name "com.apple.backupd.sandbox.xpc")

    ;; To fetch the local IDS device identifier
    (global-name "com.apple.identityservicesd.embedded.auth")
)

;; Feature Store (until rdar://79994314 or rdar://79993838)
(allow file-read* file-write*
    (subpath (string-append (param "DARWIN_USER_BASE_DIR") "/com.apple.FeatureStore/biomeStream")))

;; AppleKeyStore
(allow iokit-open
    (iokit-user-client-class "AppleKeyStoreUserClient")
)