DPE-2758 better messaging when no bucket + ceph testing

.github/workflows/ci.yaml

@@ -16,13 +16,9 @@ on:
 jobs:
   lint:
     name: Lint
-    uses: canonical/data-platform-workflows/.github/workflows/lint.yaml@v9.0.2
+    uses: canonical/data-platform-workflows/.github/workflows/lint.yaml@v9.3.1
 
   unit-test:
-    strategy:
-      fail-fast: false
-      matrix:
-        juju-version:  ["2.9", "3.1"]
     name: Unit test charm
     runs-on: ubuntu-latest
     timeout-minutes: 5
@@ -35,124 +31,40 @@ jobs:
           pipx install poetry
       - name: Run tests
         run: tox run -e unit
-        env:
-          # This env var is only to indicate Juju version to "simulate" in the unit tests
-          # No libjuju is being actually used in unit testing
-          LIBJUJU_VERSION_SPECIFIER: ${{ matrix.juju-version }}
       - name: Upload Coverage to Codecov
         uses: codecov/codecov-action@v3
 
   build:
     name: Build charm
-    uses: canonical/data-platform-workflows/.github/workflows/build_charms_with_cache.yaml@v9.0.2
+    uses: canonical/data-platform-workflows/.github/workflows/build_charms_with_cache.yaml@v9.3.1
     with:
       charmcraft-snap-channel: beta
 
-  gh-hosted-collect-integration-tests:
-    name: (GH hosted) Collect integration test groups
-    needs:
-      - lint
-      - unit-test
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v3
-      - name: Install tox & poetry
-        run: |
-          pipx install tox
-          pipx install poetry
-      - name: Select test stability level
-        id: select-test-stability
-        run: |
-          if [[ "${{ github.event_name }}" == "schedule" ]]
-          then
-            echo Running unstable and stable tests
-            echo "mark_expression=" >> "$GITHUB_OUTPUT"
-          else
-            echo Skipping unstable tests
-            echo "mark_expression=not unstable" >> "$GITHUB_OUTPUT"
-          fi
-      - name: Collect test groups
-        id: collect-groups
-        run: tox run -e integration -- tests/integration -m '${{ steps.select-test-stability.outputs.mark_expression }}' --collect-groups
-    outputs:
-      groups: ${{ steps.collect-groups.outputs.groups }}
-
-  gh-hosted-integration-test:
+  integration-test:
     strategy:
       fail-fast: false
       matrix:
-        groups: ${{ fromJSON(needs.gh-hosted-collect-integration-tests.outputs.groups) }}
-        juju-snap-channel:  ["2.9/stable", "3.1/stable"]
-        include:
-          - juju-snap-channel: "3.1/stable"
-            agent-version: "3.1.6"
-            libjuju-version:  "3.2.2"
-          - juju-snap-channel: "2.9/stable"
-            agent-version: "2.9.45"
-            libjuju-version:  "2.9.44.1"
-        exclude:
-          # Disabling HA tests, as long as we want to have a limited pipeline on Juju3
-          - juju-snap-channel: "3.1/stable"
-            groups:
-              job_name: "high_availability/test_replication.py | group 1"
-          - juju-snap-channel: "3.1/stable"
-            groups:
-              job_name: "high_availability/test_self_healing.py | group 1"
-          - juju-snap-channel: "3.1/stable"
-            groups:
-              job_name: "high_availability/test_upgrade.py | group 1"
-          - juju-snap-channel: "3.1/stable"
-            groups:
-              job_name: "high_availability/test_upgrade_from_stable.py | group 1"
-    name: ${{ matrix.juju-snap-channel }} - (GH hosted) ${{ matrix.groups.job_name }}
+        juju:
+          - agent: 2.9.45
+            libjuju: ^2
+          - agent: 3.1.6
+    name: Integration test charm | ${{ matrix.juju.agent }}
     needs:
       - lint
       - unit-test
       - build
-      - gh-hosted-collect-integration-tests
-    runs-on: ubuntu-latest
-    timeout-minutes: 120
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v3
-      - name: Install tox & poetry
-        run: |
-          pipx install tox
-          pipx install poetry
-      - name: Setup operator environment
-        uses: charmed-kubernetes/actions-operator@main
-        with:
-          provider: microk8s
-          channel: "1.28-strict/stable"
-          bootstrap-options: "--agent-version ${{ matrix.agent-version }}"
-          juju-channel: ${{ matrix.juju-snap-channel }}
-      - name: Update python-libjuju version
-        if: ${{ matrix.libjuju-version == '2.9.44.1' }}
-        run: poetry add --lock --group integration juju@'${{ matrix.libjuju-version }}'
-      - name: Download packed charm(s)
-        uses: actions/download-artifact@v3
-        with:
-          name: ${{ needs.build.outputs.artifact-name }}
-      - name: Select test stability level
-        id: select-test-stability
-        run: |
-          if [[ "${{ github.event_name }}" == "schedule" ]]
-          then
-            echo Running unstable and stable tests
-            echo "mark_expression=" >> "$GITHUB_OUTPUT"
-          else
-            echo Skipping unstable tests
-            echo "mark_expression=not unstable" >> "$GITHUB_OUTPUT"
-          fi
-      - name: Run integration tests
-        run: tox run -e integration -- "${{ matrix.groups.path_to_test_file }}" --group="${{ matrix.groups.group_number }}" -m '${{ steps.select-test-stability.outputs.mark_expression }}'
-        env:
-          LIBJUJU_VERSION_SPECIFIER: ${{ matrix.libjuju-version }}
-          SECRETS_FROM_GITHUB: |
-            {
-              "AWS_ACCESS_KEY": "${{ secrets.AWS_ACCESS_KEY }}",
-              "AWS_SECRET_KEY": "${{ secrets.AWS_SECRET_KEY }}",
-              "GCP_ACCESS_KEY": "${{ secrets.GCP_ACCESS_KEY }}",
-              "GCP_SECRET_KEY": "${{ secrets.GCP_SECRET_KEY }}",
-            }
+    uses: canonical/data-platform-workflows/.github/workflows/[email protected]
+    with:
+      artifact-name: ${{ needs.build.outputs.artifact-name }}
+      cloud: microk8s
+      microk8s-snap-channel: 1.28-strict/stable
+      juju-agent-version: ${{ matrix.juju.agent }}
+      libjuju-version-constraint: ${{ matrix.juju.libjuju }}
+    secrets:
+      integration-test: |
+        {
+          "AWS_ACCESS_KEY": "${{ secrets.AWS_ACCESS_KEY }}",
+          "AWS_SECRET_KEY": "${{ secrets.AWS_SECRET_KEY }}",
+          "GCP_ACCESS_KEY": "${{ secrets.GCP_ACCESS_KEY }}",
+          "GCP_SECRET_KEY": "${{ secrets.GCP_SECRET_KEY }}",
+        }

.github/workflows/release.yaml

@@ -33,7 +33,7 @@ jobs:
     secrets: inherit
   build:
     name: Build charm
-    uses: canonical/data-platform-workflows/.github/workflows/build_charm_without_cache.yaml@v9.0.2
+    uses: canonical/data-platform-workflows/.github/workflows/build_charm_without_cache.yaml@v9.3.1
     with:
       charmcraft-snap-channel: beta
 
@@ -43,7 +43,7 @@ jobs:
       - lib-check
       - ci-tests
       - build
-    uses: canonical/data-platform-workflows/.github/workflows/release_charm.yaml@v9.0.2
+    uses: canonical/data-platform-workflows/.github/workflows/release_charm.yaml@v9.3.1
     with:
       channel: 8.0/edge
       artifact-name: ${{ needs.build.outputs.artifact-name }}

.github/workflows/sync_issue_to_jira.yaml

@@ -9,7 +9,7 @@ on:
 jobs:
   sync:
     name: Sync GitHub issue to Jira
-    uses: canonical/data-platform-workflows/.github/workflows/sync_issue_to_jira.yaml@v9.0.2
+    uses: canonical/data-platform-workflows/.github/workflows/sync_issue_to_jira.yaml@v9.3.1
     with:
       jira-base-url: https://warthogs.atlassian.net
       jira-project-key: DPE

CONTRIBUTING.md

@@ -44,12 +44,6 @@ tox run -e unit          # unit tests
 tox run -e integration   # integration tests
 tox                      # runs 'lint' and 'unit' environments
 ```
-Tests by default are using Juju 3. In case tests are to be run against Juju 3, the following
-environment variable should be defined with a valid `juju` Python library version:
-
-```
-export LIBJUJU_VERSION_SPECIFIER=2.9.44.1
-```
 
 ## Build charm
 

lib/charms/mysql/v0/backups.py

@@ -48,8 +48,8 @@ def is_unit_blocked(self) -> bool:
 import datetime
 import logging
 import pathlib
-from typing import Dict, List, Optional, Tuple
 import typing
+from typing import Dict, List, Optional, Tuple
 
 from charms.data_platform_libs.v0.s3 import S3Requirer
 from charms.mysql.v0.mysql import (
@@ -96,7 +96,7 @@ def is_unit_blocked(self) -> bool:
 
 # Increment this PATCH version before using `charmcraft publish-lib` or reset
 # to 0 if you are raising the major API version
-LIBPATCH = 6
+LIBPATCH = 8
 
 
 if typing.TYPE_CHECKING:
@@ -220,9 +220,11 @@ def _on_list_backups(self, event: ActionEvent) -> None:
             logger.info("Listing backups in the specified s3 path")
             backups = sorted(list_backups_in_s3_path(s3_parameters), key=lambda pair: pair[0])
             event.set_results({"backups": self._format_backups_list(backups)})
-        except Exception:
-            error_message = "Failed to retrieve backup ids from S3"
-            logger.exception(error_message)
+        except Exception as e:
+            error_message = (
+                e.message if hasattr(e, "message") else "Failed to retrieve backup ids from S3"
+            )
+            logger.error(error_message)
             event.fail(error_message)
 
     # ------------------ Create Backup ------------------

lib/charms/mysql/v0/s3_helpers.py

@@ -31,7 +31,11 @@
 
 # Increment this PATCH version before using `charmcraft publish-lib` or reset
 # to 0 if you are raising the major API version
-LIBPATCH = 5
+LIBPATCH = 6
+
+# botocore/urllib3 clutter the logs when on debug
+logging.getLogger("botocore").setLevel(logging.WARNING)
+logging.getLogger("urllib3").setLevel(logging.WARNING)
 
 
 def upload_content_to_s3(content: str, content_path: str, s3_parameters: Dict) -> bool:
@@ -55,6 +59,7 @@ def upload_content_to_s3(content: str, content_path: str, s3_parameters: Dict) -
         )
 
         s3 = session.resource("s3", endpoint_url=s3_parameters["endpoint"])
+
         bucket = s3.Bucket(s3_parameters["bucket"])
 
         with tempfile.NamedTemporaryFile() as temp_file:
@@ -89,7 +94,7 @@ def _compile_backups_from_file_ids(
     return backups
 
 
-def list_backups_in_s3_path(s3_parameters: Dict) -> List[Tuple[str, str]]:
+def list_backups_in_s3_path(s3_parameters: Dict) -> List[Tuple[str, str]]:  # noqa: C901
     """Retrieve subdirectories in an S3 path.
 
     Args:
@@ -147,9 +152,19 @@ def list_backups_in_s3_path(s3_parameters: Dict) -> List[Tuple[str, str]]:
 
         return _compile_backups_from_file_ids(metadata_ids, md5_ids, log_ids)
     except Exception as e:
+        try:
+            # botocore raises dynamically generated exceptions
+            # with a response attribute. We can use this to
+            # set a more meaningful error message.
+            if e.response["Error"]["Code"] == "NoSuchBucket":
+                message = f"Bucket {s3_parameters['bucket']} does not exist"
+                setattr(e, "message", message)
+                raise
+        except (KeyError, AttributeError):
+            pass
+        # default handling exposes exception
         logger.exception(
-            f"Failed to list subdirectories in S3 bucket={s3_parameters['bucket']}, path={s3_parameters['path']}",
-            exc_info=e,
+            f"Failed to list subdirectories in S3 bucket={s3_parameters['bucket']}, path={s3_parameters['path']}"
         )
         raise