docs: Refer to main branch in the stable branch strategy document

As there's no active `master` branch as part of kata-containers 2.x,
let's avoid referring to it, and let's referr to the `main` branch
instead.

Signed-off-by: Fabiano Fidêncio <fidencio@redhat.com>
This commit is contained in:
Fabiano Fidêncio 2021-05-18 14:15:39 +02:00
parent 0c463babf3
commit 54a750086d

View File

@ -41,7 +41,7 @@ for example Docker\*. Please refer to the release notes for further details.
Any new features added since the last release will be available in the next minor
release. These will include bug fixes as well. To facilitate a stable user environment,
Kata provides stable branch-based releases and a master branch release.
Kata provides stable branch-based releases and a main branch release.
## Stable branch patch criteria
@ -49,8 +49,8 @@ No new features should be introduced to stable branches. This is intended to li
providing only bug and security fixes.
## Branch Management
Kata Containers will maintain two stable release branches in addition to the master branch.
Once a new MAJOR or MINOR release is created from master, a new stable branch is created for
Kata Containers will maintain two stable release branches in addition to the main branch.
Once a new MAJOR or MINOR release is created from main, a new stable branch is created for
the prior MAJOR or MINOR release and the older stable branch is no longer maintained. End of
maintenance for a branch is announced on the Kata Containers mailing list. Users can determine
the version currently installed by running `kata-runtime kata-env`. It is recommended to use the
@ -61,12 +61,12 @@ A couple of examples follow to help clarify this process.
### New bug fix introduced
A bug fix is submitted against the runtime which does not introduce new inter-component dependencies.
This fix is applied to both the master and stable branches, and there is no need to create a new
This fix is applied to both the main and stable branches, and there is no need to create a new
stable branch.
| Branch | Original version | New version |
|--|--|--|
| `master` | `1.3.0-rc0` | `1.3.0-rc1` |
| `main` | `1.3.0-rc0` | `1.3.0-rc1` |
| `stable-1.2` | `1.2.0` | `1.2.1` |
| `stable-1.1` | `1.1.2` | `1.1.3` |
@ -74,19 +74,19 @@ stable branch.
### New release made feature or change adding new inter-component dependency
A new feature is introduced, which adds a new inter-component dependency. In this case a new stable
branch is created (stable-1.3) starting from master and the older stable branch (stable-1.1)
branch is created (stable-1.3) starting from main and the older stable branch (stable-1.1)
is dropped from maintenance.
| Branch | Original version | New version |
|--|--|--|
| `master` | `1.3.0-rc1` | `1.3.0` |
| `main` | `1.3.0-rc1` | `1.3.0` |
| `stable-1.3` | N/A| `1.3.0` |
| `stable-1.2` | `1.2.1` | `1.2.2` |
| `stable-1.1` | `1.1.3` | (unmaintained) |
Note, the stable-1.1 branch will still exist with tag 1.1.3, but under current plans it is
not maintained further. The next tag applied to master will be 1.4.0-alpha0. We would then
not maintained further. The next tag applied to main will be 1.4.0-alpha0. We would then
create a couple of alpha releases gathering features targeted for that particular release (in
this case 1.4.0), followed by a release candidate. The release candidate marks a feature freeze.
A new stable branch is created for the release candidate. Only bug fixes and any security issues
@ -94,26 +94,26 @@ are added to the branch going forward until release 1.4.0 is made.
## Backporting Process
Development that occurs against the master branch and applicable code commits should also be submitted
Development that occurs against the main branch and applicable code commits should also be submitted
against the stable branches. Some guidelines for this process follow::
1. Only bug and security fixes which do not introduce inter-component dependencies are
candidates for stable branches. These PRs should be marked with "bug" in GitHub.
2. Once a PR is created against master which meets requirement of (1), a comparable one
2. Once a PR is created against main which meets requirement of (1), a comparable one
should also be submitted against the stable branches. It is the responsibility of the submitter
to apply their pull request against stable, and it is the responsibility of the
reviewers to help identify stable-candidate pull requests.
## Continuous Integration Testing
The test repository is forked to create stable branches from master. Full CI
runs on each stable and master PR using its respective tests repository branch.
The test repository is forked to create stable branches from main. Full CI
runs on each stable and main PR using its respective tests repository branch.
### An alternative method for CI testing:
Ideally, the continuous integration infrastructure will run the same test suite on both master
Ideally, the continuous integration infrastructure will run the same test suite on both main
and the stable branches. When tests are modified or new feature tests are introduced, explicit
logic should exist within the testing CI to make sure only applicable tests are executed against
stable and master. While this is not in place currently, it should be considered in the long term.
stable and main. While this is not in place currently, it should be considered in the long term.
## Release Management
@ -121,7 +121,7 @@ stable and master. While this is not in place currently, it should be considered
Releases are made every three weeks, which include a GitHub release as
well as binary packages. These patch releases are made for both stable branches, and a "release candidate"
for the next `MAJOR` or `MINOR` is created from master. If there are no changes across all the repositories, no
for the next `MAJOR` or `MINOR` is created from main. If there are no changes across all the repositories, no
release is created and an announcement is made on the developer mailing list to highlight this.
If a release is being made, each repository is tagged for this release, regardless
of whether changes are introduced. The release schedule can be seen on the