From 6dfe63463b3bd0e6ca2e0056874cc24c7eea9578 Mon Sep 17 00:00:00 2001 From: Lokesh Mandvekar Date: Mon, 7 Mar 2022 10:20:45 -0500 Subject: [CI:DOCS] DISTRO_PACKAGE.md: List the packaging changes for v4 [NO NEW TESTS NEEDED] Co-authored-by: Ashley Cui Co-authored-by: Valentin Rothberg Signed-off-by: Lokesh Mandvekar --- DISTRO_PACKAGE.md | 101 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 101 insertions(+) create mode 100644 DISTRO_PACKAGE.md diff --git a/DISTRO_PACKAGE.md b/DISTRO_PACKAGE.md new file mode 100644 index 000000000..133c62d23 --- /dev/null +++ b/DISTRO_PACKAGE.md @@ -0,0 +1,101 @@ +# Podman Packaging + +This document is currently written with Fedora as a reference, intended for use +by packagers of other distros as well as package users. + +## Fedora Users +Podman v4 is available as an official Fedora package on Fedora 36 and rawhide. +This version of Podman brings with it a new container stack called +Netavark which serves as a replacement for CNI plugins +(containernetworking-plugins on Fedora), as well as Aardvark-dns, the +authoritative DNS server for container records. + +Both Netavark and Aardvark-dns are available as official Fedora packages on +Fedora 35 and newer versions and form the default network stack for new +installations of Podman 4.0. + +On Fedora 36 and newer, fresh installations of Podman v4 will +automatically install Aardvark-dns along with Netavark. + +To install Podman v4: + +```console +$ sudo dnf install podman +``` + +To update Podman from an older version to v4: + +```console +$ sudo dnf update podman +``` + +**NOTE:** Fedora 35 users will not be able to install Podman v4 using the default yum +repositories and are recommended to use the COPR repo below: + +```console +$ sudo dnf copr enable rhcontainerbot/podman4 + +# install or update per your needs +$ sudo dnf install podman +``` + +After installation, if you would like to migrate all your containers to use +Netavark, you will need to set `network_backend = "netavark"` under +the `[network]` section in your containers.conf, typically located at: +`/usr/share/containers/containers.conf` + +### Testing the latest development version` + +If you would like to test the latest unreleased upstream code, try the +podman-next COPR + +```console +$ sudo dnf copr enable rhcontainerbot/podman-next + +$ sudo dnf install podman +``` + +**CAUTION:** The podman-next COPR provides the latest unreleased sources of Podman, +Netavark and Aardvark-dns as rpms which would override the versions provided by +the official packages. + +## Distro Packagers + +The Fedora packaging sources for Podman are available at the [Podman +dist-git](https://src.fedoraproject.org/rpms/podman). + +The main `podman` package no longer explicitly depends on +containernetworking-plugins. The network stack dependencies are now handled in +the [containers-common](https://src.fedoraproject.org/rpms/containers-common) +package which allows for a single point of dependency maintenance for Podman +and Buildah. + +- containers-common +``` +Requires: container-network-stack +Recommends: netavark +``` + +- netavark +``` +Provides: container-network-stack = 2 +``` + +- containernetworking-plugins +``` +Provides: container-network-stack = 1 +``` + +This configuration ensures: +- New installations of Podman will always install netavark by default. +- The containernetworking-plugins package will not conflict with netavark and +users can install them together. + +## Listing bundled dependencies +If you need to list the bundled dependencies in your packaging sources, you can +process the `go.mod` file in the upstream source. +For example, Fedora's packaging source uses: + +``` +$ awk '{print "Provides: bundled(golang("$1")) = "$2}' go.mod | sort | uniq | sed -e 's/-/_/g' -e '/bundled(golang())/d' -e '/bundled(golang(go\|module\|replace\|require))/d' +``` -- cgit v1.2.3-54-g00ecf