CLOUDP-295785 - move away from GHA variables

Author: MaciejKaras

.github/actions/switch-context/action.yml

@@ -0,0 +1,28 @@
+name: 'Switch context'
+inputs:
+  context-name:
+    description: 'Context name to switch to'
+    required: true
+  outputs:
+    python-version:
+      description: 'Python version'
+      value: string
+    initial-commit-sha:
+      description: 'Initial commit sha for calculating changelog diffs'
+      value: string
+    initial-version:
+      description: 'Initial version to release if no tag exists yet'
+      value: string
+runs:
+  using: "composite"
+  steps:
+    - name: Switch context
+      shell: bash
+      run: |
+        echo "Initializing context files"
+        cp scripts/dev/contexts/gha-private-context scripts/dev/contexts/private-context
+        scripts/dev/switch_context.sh ${{inputs.context-name}}
+        echo "Finished initializing to the ${{inputs.context-name}}"
+        echo "python-version=$(echo $PYTHON_VERSION)" >> $GITHUB_OUTPUT
+        echo "initial-commit-sha=$(echo $INITIAL_COMMIT_SHA)" >> $GITHUB_OUTPUT
+        echo "initial-version=$(echo $INITIAL_VERSION)" >> $GITHUB_OUTPUT

.github/workflows/preview_release_notes.yml

@@ -21,18 +21,22 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: '0'
+      - name: Switch to root context
+        id: switch_context
+        uses: ./.github/actions/switch-context
+        with:
+          context-name: 'root-context'
       - name: Setup host
         uses: ./.github/actions/setup-ubuntu-host
         with:
-          python-version: '${{ vars.PYTHON_VERSION }}'
+          python-version: '${{ steps.switch_context.outputs.python-version }}'
       - name: Generate Release Notes
-        id: generate_release_notes
         run: python -m scripts.release.release_notes -s $INITIAL_COMMIT_SHA -v $INITIAL_VERSION -o release_notes_tmp.md
         env:
           # We can not use environments set via GitHub UI because they will
           # not be available in the pull requests running from forks.
-          INITIAL_COMMIT_SHA: 9ed5f98fc70c5b3442f633d2393265fb8a2aba0c
-          INITIAL_VERSION: 1.3.0
+          INITIAL_COMMIT_SHA: '${{ steps.switch_context.outputs.initial-commit-sha }}'
+          INITIAL_VERSION: '${{ steps.switch_context.outputs.initial-version}}'
       - name: Add disclaimer to release notes preview
         run: |
           echo -e "_:warning: (this preview might not be accurate if the PR is not rebased on current master branch)_\n" > release_notes_preview.md

.github/workflows/require_changelog.yml

@@ -22,10 +22,15 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: '0'
+      - name: Switch to root context
+        id: switch_context
+        uses: ./.github/actions/switch-context
+        with:
+          context-name: 'root-context'
       - name: Setup host
         uses: ./.github/actions/setup-ubuntu-host
         with:
-          python-version: '${{ vars.PYTHON_VERSION }}'
+          python-version: '${{ steps.switch_context.outputs.python-version }}'
       - name: Check if changelog entry file was added in this PR
         run: |
           set -o pipefail

scripts/dev/contexts/gha-private-context

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+
+set -Eeou pipefail
+
+export NAMESPACE=""
+export CLUSTER_NAME=""
+export LOCAL_OPERATOR="false"
+export BASE_REPO_URL=""

scripts/dev/contexts/root-context

@@ -129,3 +129,7 @@ fi
 # but we can unify once we are done with unified operator
 # installation for both multicluster and single cluster setups.
 export OPERATOR_NAME="mongodb-kubernetes-operator"
+
+# Variables used for release process
+export INITIAL_COMMIT_SHA="9ed5f98fc70c5b3442f633d2393265fb8a2aba0c"
+export INITIAL_VERSION="1.3.0"