rpm-ostree is a hybrid image/package system. It combines libostree as a base image format, and accepts RPM on both the client and server side, sharing code with the dnf project; specifically libdnf. and thus bringing many of the benefits of both together.
+-----------------------------------------+
| |
| rpm-ostree (daemon + CLI) |
+------> <---------+
| | status, upgrade, rollback, | |
| | pkg layering, initramfs --enable | |
| | | |
| +-----------------------------------------+ |
| |
| |
| |
+-----------------|-------------------------+ +-----------------------|-----------------+
| | | |
| libostree (image system) | | libdnf (pkg system) |
| | | |
| C API, hardlink fs trees, system repo, | | ties together libsolv (SAT solver) |
| commits, atomic bootloader swap | | with librepo (RPM repo downloads) |
| | | |
+-------------------------------------------+ +-----------------------------------------+
Features:
- Transactional, background image-based (versioned/checksummed) upgrades
- OS rollback without affecting user data (
/usrbut not/etc,/var) via libostree - Client-side package layering (and overrides)
- Easily make your own:
rpm-ostree compose treeand CoreOS Assembler
For more information, see the project documentation or the project documentation website.
rpm-ostree includes code licensed under GPLv2+, LGPLv2+, (Apache 2.0 OR MIT). For more information, see LICENSE.