Scheduled Merge Upstream #2666

	name: Scheduled Merge Upstream
	on:
	workflow_dispatch:
	schedule:
	- cron: '23 0/3 * * *'

	jobs:
	merge_upstream:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v2
	with:
	ref: main
	fetch-depth: 0
	token: ${{ secrets.OTEL_DEMO_MERGE_SECRET }}
	- name: fetch and push
	env:
	GITHUB_TOKEN: ${{ github.token }}
	UPSTREAM: https://github.com/open-telemetry/opentelemetry-demo
	run: \|
	git config --global user.name "github-actions"
	git config --global user.email "[email protected]"

	git remote add upstream "${UPSTREAM}"

	# Get all recent branches and commits from the upstream
	git fetch upstream main

	git merge upstream/main --no-edit \|\| { echo "Merge conflicts detected. Please resolve them manually."; exit 1; }

	git push origin $(git branch --show-current)

	notify-failure:
	needs: [merge_upstream]
	if: always() && needs.merge_upstream.result != 'success'
	runs-on: ubuntu-latest
	steps:
	- name: Get previous workflow status
	uses: Mercymeilya/[email protected]
	id: last_status
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}
	- name: Slack notification
	if: success() && steps.last_status.outputs.last_status == 'success'
	env:
	SLACK_WEBHOOK: ${{ secrets.OTELSLACKCHANNELWEBHOOK }}
	SLACK_UNFURL_LINKS: "true"
	uses: AlexanderWert/[email protected]
	with:
	args: \|
	:wave:
	Auto-merge of the <${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}\|elastic/opentelemetry-demo> repository with the upstream failed!
	Manual resolution of the merge conflicts is required!

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