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knative-release-notes.yaml
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# Copyright 2020 The Knative Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# This file is automagically synced here from github.com/knative-sandbox/.github
# repo by knobots: https://github.com/knative-sandbox/knobots and will be overwritten.
name: 'Release Notes'
on:
workflow_dispatch:
inputs:
branch:
description: 'Branch'
required: true
default: 'main'
start-rev:
description: 'Start Tag (defaults to merge-base(branch, prev-branch))'
end-rev:
description: 'End Tag (defaults to HEAD of the target branch)'
jobs:
release-notes:
name: Release Notes
runs-on: 'ubuntu-latest'
env:
GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
steps:
- name: Set up Go
uses: actions/setup-go@v2
with:
go-version: 1.17.x
- name: Install Dependencies
# https://github.com/kubernetes/release/tree/master/cmd/release-notes
run: go install k8s.io/release/cmd/release-notes@latest
- name: Check out code
uses: actions/checkout@v2
with:
# fetch-depth of 0 indicates all history for all branches and tags.
fetch-depth: 0
- name: Generate Notes
run: |
set -x
# The release-notes tool access ENV vars as options
# https://github.com/kubernetes/release/tree/master/cmd/release-notes#options
export ORG=$(echo '${{ github.repository }}' | awk -F '/' '{print $1}')
export REPO=$(echo '${{ github.repository }}' | awk -F '/' '{print $2}')
export BRANCH="${{ github.event.inputs.branch }}"
export START_REV=${{ github.event.inputs.start-rev }}
export END_REV=${{ github.event.inputs.end-rev }}
if [[ -z "$END_REV" ]]; then
END_REV="origin/$BRANCH"
fi
# If start rev isn't set find the merge base of
# the target branch and the previous branch
if [[ -z "$START_REV" ]]; then
BRANCHES=$(mktemp)
# List of branches sorted by semver descending
git branch -r -l "origin/release-[0-9]*\.[0-9]*" | sed 's/ //g' | sort -Vr > "$BRANCHES"
if [[ "$BRANCH" == "main" ]]; then
LAST_BRANCH="$(head -n1 "$BRANCHES")"
else
# use grep magic to find the next branch
# '-A 1' - prints the line after the match which we can parse
LAST_BRANCH="$(grep -A 1 "$BRANCH" "$BRANCHES" | tail -n1)"
fi
export START_SHA=$(git merge-base $LAST_BRANCH origin/$BRANCH)
fi
release-notes \
--required-author="" \
--output=release-notes.md \
--repo-path="$PWD" \
- name: Display Notes
run: |
cat release-notes.md
- name: Archive Release Notes
uses: actions/upload-artifact@v2
with:
name: release-notes.md
path: release-notes.md