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Start to migrate from README.md to the Pages infrastructure for nicer looking and more organized docs.
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name: Docs | ||
|
||
on: | ||
push: | ||
branches: ["main"] | ||
workflow_dispatch: | ||
|
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permissions: | ||
contents: read | ||
pages: write | ||
id-token: write | ||
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concurrency: | ||
group: "pages" | ||
cancel-in-progress: true | ||
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||
jobs: | ||
build: | ||
runs-on: ubuntu-latest | ||
steps: | ||
- name: Checkout | ||
uses: actions/checkout@v3 | ||
- name: Setup Pages | ||
uses: actions/configure-pages@v3 | ||
- name: Build with Jekyll | ||
uses: actions/jekyll-build-pages@v1 | ||
with: | ||
source: ./docs | ||
destination: ./_site | ||
- name: Upload artifact | ||
uses: actions/upload-pages-artifact@v1 | ||
|
||
# Deployment job | ||
deploy: | ||
environment: | ||
name: github-pages | ||
url: ${{ steps.deployment.outputs.page_url }} | ||
runs-on: ubuntu-latest | ||
needs: build | ||
steps: | ||
- name: Deploy to GitHub Pages | ||
id: deployment | ||
uses: actions/deploy-pages@v1 |
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# Goals | ||
# centos-boot | ||
|
||
This project's toplevel goal is to create base *bootable* container images | ||
from Fedora ELN and CentOS Stream packages. | ||
Create and maintain base *bootable* container images from Fedora ELN and CentOS Stream packages. | ||
|
||
## Status | ||
The longer term vision of this project is that the build infrastructure | ||
(and possibly some of the container definitions) move into the respective | ||
upstream operating systems. For now, this project acts as a more central | ||
point for this across these distributions. | ||
|
||
This is an in-development project not intended for production use yet. | ||
# Motivation | ||
|
||
## Trying it out | ||
The original Docker container model of using "layers" to model | ||
applications has been extremely successful. This project | ||
aims to apply the same technique for bootable host systems - using | ||
standard OCI/Docker containers as a transport and delivery format | ||
for base operating system updates. | ||
|
||
See [install.md](./install.md). | ||
# More information | ||
|
||
## Differences from Fedora CoreOS | ||
See the [project documentation](https://centos.github.io/centos-boot/). | ||
|
||
Fedora CoreOS today is not small; there are multiple reasons for this, but | ||
primarily because it was created in a pre-bootable-container time. Not everyone | ||
wants e.g. moby-engine. | ||
|
||
But going beyond size, the images produced by this project will focus | ||
on a container-native flow. We will ship a (container) image that does not | ||
include Ignition for example. | ||
|
||
## Differences from RHEL CoreOS | ||
|
||
We sometimes say that RHEL CoreOS [has FCOS as an upstream][1] but this is only | ||
kind of true; RHEL CoreOS includes a subset of FCOS content, and is lifecycled | ||
with OCP. | ||
|
||
An explicit goal of this project is to produce bootable container images | ||
that can be used as *base images* for RHEL CoreOS; for more on this, see e.g. | ||
<https://github.com/openshift/os/issues/799> | ||
|
||
## Differences from RHEL for Edge | ||
|
||
It is an explicit goal that CentOS boot also becomes a "base input" to RHEL for Edge. | ||
|
||
## What does CentOS boot means | ||
|
||
From [Wikipedia](https://en.wikipedia.org/wiki/Bamboo_Forest_(Kyoto,_Japan)): | ||
|
||
> Bamboo Forest, Arashiyama Bamboo Grove or CentOS boot Bamboo Forest, is a natural | ||
> forest of bamboo in Arashiyama, Kyoto, Japan | ||
[1]: https://github.com/openshift/os/blob/master/docs/faq.md#q-what-is-coreos | ||
|
||
## Demonstration base images for Project CentOS boot | ||
|
||
These images are technology demonstrators, not for production use. The | ||
intention is that these images are generated by the OS vendor or | ||
distribution. | ||
Or, you can fork this repository and generate your own via | ||
`rpm-ostree compose image`. | ||
|
||
## Operating system sources | ||
|
||
At the moment these demonstration builds use Fedora ELN and CentOS Stream 9. | ||
|
||
## Tiers | ||
|
||
### Tier 0 | ||
|
||
This is the basic tier; it has effectively just: | ||
|
||
- kernel systemd selinux-policy-targeted bootc | ||
|
||
You are generally going to need to generate derived images from this; installing | ||
it on its own will boot to a system with no automatic networking support, no SSH, | ||
and no default passwords etc. | ||
|
||
### Tier 1 | ||
|
||
This is larger system. | ||
|
||
- NetworkManager, chrony | ||
- rpm-ostree (to install packages and in case it's useful "day 2") | ||
- openssh-server | ||
|
||
At the current time, it does not include Ignition or cloud-init; so you will | ||
still need to derive from it in order to inject a mechanism to log in in many | ||
cases. However, it will work to install it using e.g. Anaconda and set up | ||
users and passwords that way. | ||
|
||
## Image matrix (Fedora) | ||
|
||
- `quay.io/centos-boot/fedora-tier-1:eln` | ||
|
||
### More about image sources | ||
|
||
The current manifest definitions [tier-0](tier-0) and [tier-1](tier-1) were | ||
forked from Fedora CoreOS, but significantly cut down. | ||
|
||
The existing content set is obviously subject to change and debate. | ||
|
||
## Building | ||
|
||
Here's an example command: | ||
|
||
```shell | ||
sudo rpm-ostree compose image --authfile ~/.config/containers/myquay.json --cachedir=cache -i --format=ociarchive centos-tier-0-stream9.yaml centos-tier-0-stream9.ociarchive | ||
``` | ||
|
||
In some situations, copying to a local `.ociarchive` file is convenient. You | ||
can also push to a registry with `--format=registry`. | ||
|
||
More information at <https://coreos.github.io/rpm-ostree/container/> | ||
|
||
## Badges | ||
|
||
| Badge | Description | Service | | ||
| ----------------------- | -------------------- | ------------ | | ||
| [![Renovate][1]][2] | Dependencies | Renovate | | ||
| [![Pre-commit][3]][4] | Static quality gates | pre-commit | | ||
|
||
[1]: https://img.shields.io/badge/renovate-enabled-brightgreen?logo=renovate | ||
[2]: https://renovatebot.com | ||
[3]: https://img.shields.io/badge/pre--commit-enabled-brightgreen?logo=pre-commit | ||
[4]: https://pre-commit.com/ |
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# Bundler setup for jekyll to be deployed on github pages. | ||
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source "https://rubygems.org" | ||
|
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# Note that we're using the github-pages gem to mimic the GitHub pages | ||
# automated setup. That installs jekyll, a default set of jekyll | ||
# plugins, and a modified jekyll configuration. | ||
group :jekyll_plugins do | ||
gem "github-pages" | ||
gem "jekyll-remote-theme" | ||
end | ||
|
||
# Prefer the GitHub flavored markdown version of kramdown. | ||
gem "kramdown-parser-gfm" |
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title: containers/bootc | ||
description: bootc documentation | ||
baseurl: "/bootc" | ||
url: "https://containers.github.io" | ||
# Comment above and use below for local development | ||
# url: "http://localhost:4000" | ||
permalink: /:title/ | ||
markdown: kramdown | ||
kramdown: | ||
typographic_symbols: | ||
ndash: "--" | ||
mdash: "---" | ||
|
||
# Exclude the README and the bundler files that would normally be | ||
# ignored by default. | ||
exclude: | ||
- README.md | ||
- Gemfile | ||
- Gemfile.lock | ||
- prep-docs.sh | ||
- vendor/ | ||
|
||
# These are copies of the apidoc/html and man/html directories. Run | ||
# prep-docs.sh before jekyll to put it in place. | ||
include: [reference, man] | ||
|
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remote_theme: just-the-docs/just-the-docs@v0.4.1 | ||
plugins: | ||
- jekyll-remote-theme | ||
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color_scheme: coreos | ||
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# Aux links for the upper right navigation | ||
aux_links: | ||
"bootc on GitHub": | ||
- "https://github.com/containers/bootc" | ||
|
||
footer_content: "Copyright © <a href=\"https://www.redhat.com\">Red Hat, Inc.</a> and <a href=\"https://github.com/containers\">others</a>." | ||
|
||
# Footer last edited timestamp | ||
last_edit_timestamp: true | ||
last_edit_time_format: "%b %e %Y at %I:%M %p" | ||
|
||
# Footer "Edit this page on GitHub" link text | ||
gh_edit_link: true | ||
gh_edit_link_text: "Edit this page on GitHub" | ||
gh_edit_repository: "https://github.com/containers/bootc" | ||
gh_edit_branch: "main" | ||
gh_edit_source: docs | ||
gh_edit_view_mode: "tree" | ||
|
||
compress_html: | ||
clippings: all | ||
comments: all | ||
endings: all | ||
startings: [] | ||
blanklines: false | ||
profile: false |
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$link-color: #53a3da; |
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@@ -0,0 +1,118 @@ | ||
# Goals | ||
|
||
This project's toplevel goal is to create base *bootable* container images | ||
from Fedora ELN and CentOS Stream packages. | ||
|
||
## Status | ||
|
||
This is an in-development project not intended for production use yet. | ||
|
||
## Trying it out | ||
|
||
See [install.md](./install.md). | ||
|
||
## Differences from Fedora CoreOS | ||
|
||
Fedora CoreOS today is not small; there are multiple reasons for this, but | ||
primarily because it was created in a pre-bootable-container time. Not everyone | ||
wants e.g. moby-engine. | ||
|
||
But going beyond size, the images produced by this project will focus | ||
on a container-native flow. We will ship a (container) image that does not | ||
include Ignition for example. | ||
|
||
## Differences from RHEL CoreOS | ||
|
||
We sometimes say that RHEL CoreOS [has FCOS as an upstream][1] but this is only | ||
kind of true; RHEL CoreOS includes a subset of FCOS content, and is lifecycled | ||
with OCP. | ||
|
||
An explicit goal of this project is to produce bootable container images | ||
that can be used as *base images* for RHEL CoreOS; for more on this, see e.g. | ||
<https://github.com/openshift/os/issues/799> | ||
|
||
## Differences from RHEL for Edge | ||
|
||
It is an explicit goal that CentOS boot also becomes a "base input" to RHEL for Edge. | ||
|
||
## What does CentOS boot means | ||
|
||
From [Wikipedia](https://en.wikipedia.org/wiki/Bamboo_Forest_(Kyoto,_Japan)): | ||
|
||
> Bamboo Forest, Arashiyama Bamboo Grove or CentOS boot Bamboo Forest, is a natural | ||
> forest of bamboo in Arashiyama, Kyoto, Japan | ||
[1]: https://github.com/openshift/os/blob/master/docs/faq.md#q-what-is-coreos | ||
|
||
## Demonstration base images for Project CentOS boot | ||
|
||
These images are technology demonstrators, not for production use. The | ||
intention is that these images are generated by the OS vendor or | ||
distribution. | ||
Or, you can fork this repository and generate your own via | ||
`rpm-ostree compose image`. | ||
|
||
## Operating system sources | ||
|
||
At the moment these demonstration builds use Fedora ELN and CentOS Stream 9. | ||
|
||
## Tiers | ||
|
||
### Tier 0 | ||
|
||
This is the basic tier; it has effectively just: | ||
|
||
- kernel systemd selinux-policy-targeted bootc | ||
|
||
You are generally going to need to generate derived images from this; installing | ||
it on its own will boot to a system with no automatic networking support, no SSH, | ||
and no default passwords etc. | ||
|
||
### Tier 1 | ||
|
||
This is larger system. | ||
|
||
- NetworkManager, chrony | ||
- rpm-ostree (to install packages and in case it's useful "day 2") | ||
- openssh-server | ||
|
||
At the current time, it does not include Ignition or cloud-init; so you will | ||
still need to derive from it in order to inject a mechanism to log in in many | ||
cases. However, it will work to install it using e.g. Anaconda and set up | ||
users and passwords that way. | ||
|
||
## Image matrix (Fedora) | ||
|
||
- `quay.io/centos-boot/fedora-tier-1:eln` | ||
|
||
### More about image sources | ||
|
||
The current manifest definitions [tier-0](tier-0) and [tier-1](tier-1) were | ||
forked from Fedora CoreOS, but significantly cut down. | ||
|
||
The existing content set is obviously subject to change and debate. | ||
|
||
## Building | ||
|
||
Here's an example command: | ||
|
||
```shell | ||
sudo rpm-ostree compose image --authfile ~/.config/containers/myquay.json --cachedir=cache -i --format=ociarchive centos-tier-0-stream9.yaml centos-tier-0-stream9.ociarchive | ||
``` | ||
|
||
In some situations, copying to a local `.ociarchive` file is convenient. You | ||
can also push to a registry with `--format=registry`. | ||
|
||
More information at <https://coreos.github.io/rpm-ostree/container/> | ||
|
||
## Badges | ||
|
||
| Badge | Description | Service | | ||
| ----------------------- | -------------------- | ------------ | | ||
| [![Renovate][1]][2] | Dependencies | Renovate | | ||
| [![Pre-commit][3]][4] | Static quality gates | pre-commit | | ||
|
||
[1]: https://img.shields.io/badge/renovate-enabled-brightgreen?logo=renovate | ||
[2]: https://renovatebot.com | ||
[3]: https://img.shields.io/badge/pre--commit-enabled-brightgreen?logo=pre-commit | ||
[4]: https://pre-commit.com/ |
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