Migrate build to ubuntu 22 04 (#12)

* define bundles

* update readme

* migrate build to ubuntu 22.04

* update charmcratf.yaml

* update publishing job

* use ubuntu-latest for unit,fmt,lint

* support linting

* migrate setting output

* bump action version

* bump publish actions versions

.github/workflows/integrate.yaml

@@ -10,10 +10,10 @@ on:
 jobs:
   lib-check:
     name: Check libraries
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
         with:
           fetch-depth: 0
       - name: Check libs
@@ -28,7 +28,7 @@ jobs:
 
     steps:
       - name: Check out code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Install dependencies
         run: sudo apt-get install python3-pip tox
@@ -38,11 +38,11 @@ jobs:
 
   unit:
     name: Unit Test
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
 
     steps:
       - name: Check out code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Install dependencies
         run: sudo apt-get install python3-pip tox
@@ -52,7 +52,7 @@ jobs:
 
   integration:
     name: Integration tests (microk8s)
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
       - name: Workflow Telemetry
         uses: catchpoint/workflow-telemetry-action@v1.8.7
@@ -67,7 +67,7 @@ jobs:
           remove-android: "true"
           remove-codeql: "true"
           remove-docker-images: "true"
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Setup operator environment
         uses: charmed-kubernetes/actions-operator@1.1.0
         with:
@@ -82,11 +82,9 @@ jobs:
       # On failure, capture debugging resources
       - name: Get all
         run: kubectl get all -A
-        if: failure()
 
       - name: Get juju status
         run: juju status
-        if: failure()
 
       - name: Get juju debug logs
         run: juju debug-log --limit 100

.github/workflows/publish.yaml

@@ -1,15 +1,92 @@
-# reusable workflow for publishing all charms in this repo
+# reusable workflow for publishing all charms in a repo
 name: Publish
 
 on:
   workflow_call:
+    inputs:
+      source_branch:
+        description: Github branch from this repo to publish.  If blank, will use the default branch
+        default: ""
+        required: false
+        type: string
     secrets:
       CHARMCRAFT_CREDENTIALS:
         required: true
+  workflow_dispatch:
+    inputs:
+      destination_channel:
+        description: CharmHub channel to publish to
+        required: false
+        default: "latest/edge"
+        type: string
+      source_branch:
+        description: Github branch from this repo to publish.  If blank, will use the default branch
+        required: false
+        default: ""
+        type: string
 
 jobs:
-  publish:
-    name: Publish
-    uses: canonical/charmed-kubeflow-workflows/.github/workflows/_publish.yaml@main
-    secrets:
-      CHARMCRAFT_CREDENTIALS: ${{ secrets.CHARMCRAFT_CREDENTIALS }}
+  get-charm-paths:
+    # forks don't have access to keyrings and cannot publish, we just skip these jobs from forks
+    if: github.event.pull_request.head.repo.fork == false
+
+    name: Generate the Charm Matrix content (bash)
+    runs-on: ubuntu-22.04
+    outputs:
+      charm_paths: ${{ steps.get-charm-paths.outputs.charm-paths }}
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - name: Get paths for all charms in this repo
+        id: get-charm-paths
+        uses: ca-scribner/github-actions-recipes/get-charm-paths@master
+
+  publish-charm:
+    name: Publish Charm
+    runs-on: ubuntu-22.04
+    needs: get-charm-paths
+    strategy:
+      fail-fast: false
+      matrix:
+        charm-path: ${{ fromJson(needs.get-charm-paths.outputs.charm_paths) }}
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+          ref: ${{ inputs.source_branch }}
+
+      - name: Select charmhub channel
+        uses: canonical/charming-actions/channel@2.4.0
+        id: select-channel
+        if: ${{ inputs.destination_channel == '' }}
+
+      # Combine inputs from different sources to a single canonical value so later steps don't
+      # need logic for picking the right one
+      - name: Parse and combine inputs
+        id: parse-inputs
+        run: |
+          # destination_channel
+          destination_channel="${{ inputs.destination_channel || steps.select-channel.outputs.name }}"
+          echo "setting output of destination_channel=$destination_channel"
+          echo "destination_channel=$destination_channel" >> $GITHUB_OUTPUT
+          # tag_prefix
+          # if charm_path = ./ --> tag_prefix = '' (null)
+          # if charm_path != ./some-charm (eg: a charm in a ./charms dir) --> tag_prefix = 'some-charm'
+          if [ ${{ matrix.charm-path }} == './' ]; then
+            tag_prefix=''
+          else
+            tag_prefix=$(basename ${{ matrix.charm-path }} )
+          fi
+          echo "setting output of tag_prefix=$tag_prefix"
+          echo "tag_prefix=$tag_prefix" >> $GITHUB_OUTPUT
+      - name: Upload charm to charmhub
+        uses: canonical/charming-actions/upload-charm@2.4.0
+        with:
+          credentials: ${{ secrets.CHARMCRAFT_CREDENTIALS }}
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          charm-path: ${{ matrix.charm-path }}
+          channel: ${{ steps.parse-inputs.outputs.destination_channel }}
+          tag-prefix: ${{ steps.parse-inputs.outputs.tag_prefix }}

.github/workflows/release.yaml

@@ -14,7 +14,7 @@ on:
 jobs:
   promote-charm:
     name: Promote charm
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
       - uses: actions/checkout@v2
       - name: Release charm to channel

charmcraft.yaml

@@ -1,11 +1,11 @@
-type: "charm"
+type: charm
 bases:
   - build-on:
       - name: "ubuntu"
-        channel: "20.04"
+        channel: "22.04"
     run-on:
       - name: "ubuntu"
-        channel: "20.04"
+        channel: "22.04"
 parts:
   charm:
     charm-python-packages: [setuptools, pip]