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diff --git a/docs/application-framework.md b/docs/application-framework.md deleted file mode 100644 index 0b9750d..0000000 --- a/docs/application-framework.md +++ /dev/null @@ -1,118 +0,0 @@ - -Application framework -===================== - -Foreword --------- - -This document describes application framework fundamentals. -FCS (Fully Conform to Specification) implementation is still under development. -It may happen that current implementation somehow diverges with specifications. - -Overview --------- - -The application framework on top of the security framework -provides components to install and uninstall applications -as well as to run them in a secured environment. - -The goal of the framework is to manage applications and hide security details -to applications. - -For the reasons explained in introduction, it was choose not to reuse Tizen -application framework directly, but to rework a new framework inspired from Tizen. - -fundamentals remain identical: the applications are distributed -in a digitally signed container that should match widget specifications -normalized by the W3C. This is described by the technical -recommendations [widgets] and [widgets-digsig] of the W3 consortium. - -As today this model allows the distribution of HTML, QML and binary applications -but it could be extended to any other class of applications. - -The management of widget package signatures. -Current model is only an initial step, it might be extended in the -future to include new feature (ie: incremental delivery). - - -Comparison to other frameworks ------------------------------- - - - Tizen framework - - - xdg-app - - - ostro - -### Organization of directory of applications ### - -The main path for applications are: APPDIR/PKGID/VER. - -Where: - - - APPDIR is as defined above - - PKGID is a directory whose name is the package identifier - - VER is the version of the package MAJOR.MINOR - -The advantage of such an organization is to allow several versions to live together. -This is required for multiple reasons (ie: roll back) and to comply with developers habits. - -#### Identity of installed files #### - -All the files are installed as user "userapp" and group "userapp". -All files have rw(x) for user and r-(x) for group and others. - -This allows any user to read files. - - -#### Labeling the directories of applications #### - - -### Organization of data ### - -The data of a user are contain within its directory and are labeled using the application labels - -### Setting Smack rules for the application ### - -For Tizen, the following rules are set by the security manager for each application. - - System ~APP~ rwx - System ~PKG~ rwxat - System ~PKG~::RO rwxat - ~APP~ System wx - ~APP~ System::Shared rxl - ~APP~ System::Run rwxat - ~APP~ System::Log rwxa - ~APP~ _ l - User ~APP~ rwx - User ~PKG~ rwxat - User ~PKG~::RO rwxat - ~APP~ User wx - ~APP~ User::Home rxl - ~APP~ User::App::Shared rwxat - ~APP~ ~PKG~ rwxat - ~APP~ ~PKG~::RO rxl - -Here, ~PKG~ is the identifier of the package and ~APP~ is the identifier of the application. - -### What user can run an application? ### - -Not all user are able to run all applications. -How to manage that? - -[meta-intel]: https://github.com/01org/meta-intel-iot-security "A collection of layers providing security technologies" -[widgets]: http://www.w3.org/TR/widgets "Packaged Web Apps" -[widgets-digsig]: http://www.w3.org/TR/widgets-digsig "XML Digital Signatures for Widgets" -[libxml2]: http://xmlsoft.org/html/index.html "libxml2" -[openssl]: https://www.openssl.org "OpenSSL" -[xmlsec]: https://www.aleksey.com/xmlsec "XMLSec" -[json-c]: https://github.com/json-c/json-c "JSON-c" -[d-bus]: http://www.freedesktop.org/wiki/Software/dbus "D-Bus" -[libzip]: http://www.nih.at/libzip "libzip" -[cmake]: https://cmake.org "CMake" -[security-manager]: https://wiki.tizen.org/wiki/Security/Tizen_3.X_Security_Manager "Security-Manager" -[app-manifest]: http://www.w3.org/TR/appmanifest "Web App Manifest" -[tizen-security]: https://wiki.tizen.org/wiki/Security "Tizen security home page" -[tizen-secu-3]: https://wiki.tizen.org/wiki/Security/Tizen_3.X_Overview "Tizen 3 security overview" - - |