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Jonathan Lebon 58a79056a8 libpriv/scripts: Add /run/ostree-booted for scriptlets 
RPM-OSTree has been pretty good so far at consuming the exact same RPMs
used for traditional OSes without modifications. This is important,
because shielding RPMs from the OSTree abstraction means we remain
compatible with a large portion of the ecosystem.

However, there are some apps that definitely require rethinking their
approach. The example right now is akmods, which has a patch proposed to
build kmods at `%post` time on OSTree systems instead of from the
daemon.[1]

In such situations, scriptlets need something to key off of for the
OSTree-specific approach. The `/run/ostree-booted` file is the de facto
API to determine if we're running on an OSTree system or not. This patch
simply extends this API so that scriptlets can naturally make use of
them.

[1] https://bugzilla.redhat.com/show_bug.cgi?id=1667014

Closes: #1750
Approved by: cgwalters
2019-02-12 14:24:48 +00:00
.github Fix GitHub issue template formatting 2018-03-14 21:54:16 +00:00
api-doc lib: Expose new API around basearch 2017-07-21 16:02:41 +00:00
bindgen Split cbindgen to separate build, support external version 2018-09-25 20:29:21 +00:00
buildutil buildutils: Add libglnx.m4 to .gitignore 2018-04-05 15:26:46 +00:00
ci ci: Verify rustfmt 2018-11-21 21:16:03 +00:00
design Initial renaming pass of "jigdo" to "rojig" 2018-02-26 15:32:50 +00:00
docs docs/treefile: Add some more details to mutate-os-release 2019-02-01 18:43:29 +00:00
experiments-and-demos/skopeo2ostree experiments-and-demos: New subdir with skopeo2ostree Dockerfile 2018-01-11 14:07:17 +00:00
libdnf@7ecb2f5ddc Update libdnf 2018-08-29 02:16:21 +00:00
libglnx@470af8763f Update libglnx 2018-07-17 18:35:38 +00:00
man man: Fix references to automatic timer and service 2018-11-01 15:26:06 +00:00
packaging packaging: Don't include checksums for libtool.m4 and configure 2019-01-15 19:20:36 +00:00
rust treefile: Fix octal mode for rojig spec too 2019-02-11 18:21:51 +00:00
scripts core/scripts: Support /var/lib/rpm-state 2018-03-28 18:37:17 +00:00
src libpriv/scripts: Add /run/ostree-booted for scriptlets 2019-02-12 14:24:48 +00:00
tests libpriv/scripts: Add /run/ostree-booted for scriptlets 2019-02-12 14:24:48 +00:00
vagrant Vagrantfile: specify full path to using_sshfs 2016-12-21 20:00:43 +00:00
.dir-locals.el .dir-locals.el: Global Emacs style settings 2017-01-12 16:09:16 +00:00
.editorconfig tree: add vimrc and editorconfig 2017-10-02 14:36:44 +00:00
.gitmodules .gitmodules: Update URL for libglnx 2018-05-29 14:22:46 +00:00
.papr.yml ci: Bump minimum Rust version to 1.29.2 2018-12-17 22:06:49 +00:00
.vimrc tree: add vimrc and editorconfig 2017-10-02 14:36:44 +00:00
autogen.sh build-sys: Fix use of libglnx configure bits 2017-12-15 16:32:39 +00:00
configure.ac app/rebase: Support local repo remotes 2019-02-05 18:03:02 +00:00
CONTRIBUTING.md docs: fix ostree and CONTRIBUTING.md links 2016-07-12 15:46:53 +00:00
COPYING COPYING: Update to latest LGPLv2+ 2014-03-10 16:40:16 -04:00
git.mk build: Use git.mk, make git status clean 2016-03-10 14:36:44 -05:00
HACKING.md hacking: make it easier to use a custom tree 2017-09-01 19:58:55 +00:00
LICENSE Add a LICENSE symlink 2016-04-28 13:09:22 +00:00
Makefile-daemon.am Add rpm-ostree-bootstatus.service 2018-12-03 15:38:50 +00:00
Makefile-decls.am packaging: Support vendoring the Rust sources 2018-06-06 15:52:48 +00:00
Makefile-extra.inc ci: Verify rustfmt 2018-11-21 21:16:03 +00:00
Makefile-lib-defines.am lib: Add version macros and version checking function 2017-07-21 20:35:26 +00:00
Makefile-lib.am compose+rust: Parse includes via Rust too 2018-10-04 13:17:47 +00:00
Makefile-libdnf.am build-sys: Propagate verbosity into libdnf 2018-08-27 19:04:10 +00:00
Makefile-libpriv.am build-sys: Mark libpriv symbols as private 2018-03-28 15:18:11 +00:00
Makefile-man.am man: Add rpm-ostreed-automatic page 2018-03-07 22:54:33 +00:00
Makefile-rpm-ostree.am ci: Verify rustfmt 2018-11-21 21:16:03 +00:00
Makefile-tests.am test: add unit test for passwd to sysuser conversion 2018-08-30 17:37:27 +00:00
Makefile.am ci: Verify rustfmt 2018-11-21 21:16:03 +00:00
mkdocs.yml docs: Start using mkdocs 2016-03-09 11:10:58 -05:00
README.md README.md: Fix youtube link 2018-04-14 15:24:54 +00:00
Vagrantfile Vagrantfile: specify full path to using_sshfs 2016-12-21 20:00:43 +00:00

README.md

rpm-ostree: A true hybrid image/package system

rpm-ostree combines libostree (an image system), with libdnf (a package system), 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)    |
|                                           |        |                                         |
+-------------------------------------------+        +-----------------------------------------+

For more information, see the online manual: Read The Docs (rpm-ostree)

Features:

  • Transactional, background image-based (versioned/checksummed) upgrades
  • OS rollback without affecting user data (/usr but not /etc, /var) via libostree
  • Client-side package layering (and overrides)
  • Easily make your own: rpm-ostree compose tree

Projects using rpm-ostree

Project Atomic is an umbrella project for delivering upstream container technologies and combined with a minimized, atomically upgradable host system to Fedora, Red Hat Enterprise Linux, and CentOS.

rpm-ostree is the underlying technology for host updates. The headlining project is "Atomic Host", which is a server variant oriented towards running Linux containers using e.g. Kubernetes. However, there is now also a Workstation variant, showing the full generality of the rpm-ostree model.

Manual

For more information, see the online manual: Read The Docs (rpm-ostree)

Talks and media

A number of Project Atomic talks are available; see for example this post which has a bigger collection that also includes talks on containers.

rpm-ostree specific talks: