[DPE-4976] Add workflow for nightly scheduled tests with juju 3.6

.github/workflows/ci.yaml

@@ -77,19 +77,32 @@ jobs:
               agent: 3.4.4  # renovate: juju-agent-pin-minor
               allure_on_amd64: true
             architecture: arm64
-    name: Integration | ${{ matrix.juju.agent }} | ${{ matrix.architecture }}
+          - juju:
+              snap_channel: 3.6/stable
+              libjuju: 3.5.2.0
+              allure_on_amd64: false
+            architecture: amd64
+            lxd_channel: 6.1/stable
+          - juju:
+              snap_channel: 3.6/stable
+              libjuju: 3.5.2.0
+              allure_on_amd64: false
+            architecture: arm64
+            lxd_channel: 6.1/stable
+    name: Integration | ${{ matrix.juju.agent }}${{ matrix.juju.snap_channel }} | ${{ matrix.architecture }}
     needs:
       - lint
       - unit-test
       - build
-    uses: canonical/data-platform-workflows/.github/workflows/integration_test_charm.yaml@v20.0.2
+    uses: canonical/data-platform-workflows/.github/workflows/integration_test_charm.yaml@3.6-nightly  # TODO: change back to a semver
     with:
       artifact-prefix: ${{ needs.build.outputs.artifact-prefix }}
       architecture: ${{ matrix.architecture }}
       cloud: lxd
       juju-agent-version: ${{ matrix.juju.agent }}
+      juju-snap-channel: ${{ matrix.juju.snap_channel }}
       libjuju-version-constraint: ${{ matrix.juju.libjuju }}
-      lxd-snap-channel: 5.21/stable
+      lxd-snap-channel: ${{ matrix.lxd_channel || '5.21/stable' }}
       _beta_allure_report: ${{ matrix.juju.allure_on_amd64 && matrix.architecture == 'amd64' }}
     secrets:
       # GitHub appears to redact each line of a multi-line secret

charmcraft.yaml

@@ -10,6 +10,10 @@ bases:
     channel: "22.04"
     architectures: [arm64]
 parts:
+  files:
+    plugin: nil
+    prime:
+      - snap_revisions.json
   charm:
     override-pull: |
       craftctl default
@@ -19,8 +23,6 @@ parts:
           exit 1
       fi
     charm-strict-dependencies: true
-    prime:
-      - snap_revisions.json
     build-packages:
       - libffi-dev
       - libssl-dev

tests/integration/high_availability/high_availability_helpers.py

@@ -142,7 +142,7 @@ async def deploy_and_scale_mysql(
             application_name=mysql_application_name,
             config=config,
             num_units=num_units,
-            series="jammy",
+            base="ubuntu@22.04",
         )
 
         await ops_test.model.wait_for_idle(
@@ -177,6 +177,7 @@ async def deploy_and_scale_application(ops_test: OpsTest) -> str:
             application_name=APPLICATION_DEFAULT_APP_NAME,
             num_units=1,
             channel="latest/edge",
+            base="ubuntu@22.04",
         )
 
         await ops_test.model.wait_for_idle(

tests/integration/high_availability/test_async_replication.py

@@ -79,13 +79,15 @@ async def test_build_and_deploy(
         application_name=MYSQL_APP1,
         num_units=3,
         config=config,
+        base="ubuntu@22.04",
     )
     config["cluster-name"] = "cuzco"
     await second_model.deploy(
         charm,
         application_name=MYSQL_APP2,
         num_units=3,
         config=config,
+        base="ubuntu@22.04",
     )
 
     logger.info("Waiting for the applications to settle")
@@ -175,15 +177,15 @@ async def test_deploy_router_and_app(first_model: Model) -> None:
     await first_model.deploy(
         MYSQL_ROUTER_APP_NAME,
         application_name=MYSQL_ROUTER_APP_NAME,
-        series="jammy",
+        base="ubuntu@22.04",
         channel="dpe/edge",
         num_units=1,
         trust=True,
     )
     await first_model.deploy(
         APPLICATION_APP_NAME,
         application_name=APPLICATION_APP_NAME,
-        series="jammy",
+        base="ubuntu@22.04",
         channel="latest/edge",
         num_units=1,
     )

tests/integration/high_availability/test_replication.py

@@ -285,7 +285,7 @@ async def test_cluster_isolation(ops_test: OpsTest, highly_available_cluster) ->
         charm,
         application_name=ANOTHER_APP_NAME,
         num_units=1,
-        series="jammy",
+        base="ubuntu@22.04",
     )
     async with ops_test.fast_forward("60s"):
         await ops_test.model.block_until(

tests/integration/high_availability/test_upgrade.py

@@ -44,13 +44,14 @@ async def test_deploy_latest(ops_test: OpsTest) -> None:
             num_units=3,
             channel="8.0/edge",
             config={"profile": "testing"},
-            series="jammy",
+            base="ubuntu@22.04",
         ),
         ops_test.model.deploy(
             TEST_APP_NAME,
             application_name=TEST_APP_NAME,
             num_units=1,
             channel="latest/edge",
+            base="ubuntu@22.04",
         ),
     )
     await relate_mysql_and_application(ops_test, MYSQL_APP_NAME, TEST_APP_NAME)

tests/integration/high_availability/test_upgrade_from_stable.py

@@ -33,14 +33,15 @@ async def test_deploy_stable(ops_test: OpsTest) -> None:
             application_name=MYSQL_APP_NAME,
             num_units=3,
             channel="8.0/stable",
-            series="jammy",
+            base="ubuntu@22.04",
             config={"profile": "testing"},
         ),
         ops_test.model.deploy(
             TEST_APP_NAME,
             application_name=TEST_APP_NAME,
             num_units=1,
             channel="latest/edge",
+            base="ubuntu@22.04",
         ),
     )
     await relate_mysql_and_application(ops_test, MYSQL_APP_NAME, TEST_APP_NAME)

tests/integration/high_availability/test_upgrade_rollback_incompat.py

@@ -53,7 +53,7 @@ async def test_build_and_deploy(ops_test: OpsTest) -> None:
             charm,
             application_name=MYSQL_APP_NAME,
             num_units=3,
-            series="jammy",
+            base="ubuntu@22.04",
             config={"profile": "testing", "plugin-audit-enabled": "false"},
         )
 
@@ -62,6 +62,7 @@ async def test_build_and_deploy(ops_test: OpsTest) -> None:
             application_name=TEST_APP,
             channel="latest/edge",
             num_units=1,
+            base="ubuntu@22.04",
         )
 
         await relate_mysql_and_application(ops_test, MYSQL_APP_NAME, TEST_APP)

tests/integration/relations/test_database.py

@@ -57,13 +57,14 @@ async def test_build_and_deploy(ops_test: OpsTest) -> None:
             application_name=DATABASE_APP_NAME,
             config=config,
             num_units=3,
-            series="jammy",
+            base="ubuntu@22.04",
         ),
         ops_test.model.deploy(
             APPLICATION_APP_NAME,
             application_name=APPLICATION_APP_NAME,
             num_units=2,
             channel="latest/edge",
+            base="ubuntu@22.04",
         ),
     )
 

tests/integration/relations/test_db_router.py

@@ -118,7 +118,7 @@ async def test_keystone_bundle_db_router(ops_test: OpsTest) -> None:
     config = {"cluster-name": CLUSTER_NAME, "profile": "testing"}
 
     mysql_app = await ops_test.model.deploy(
-        charm, application_name=APP_NAME, config=config, num_units=1, series="jammy"
+        charm, application_name=APP_NAME, config=config, num_units=1, base="ubuntu@22.04"
     )
 
     # Deploy keystone

tests/integration/relations/test_relation_mysql_legacy.py

@@ -52,13 +52,14 @@ async def test_build_and_deploy(ops_test: OpsTest) -> None:
             application_name=DATABASE_APP_NAME,
             config=config,
             num_units=3,
-            series="jammy",
+            base="ubuntu@22.04",
         ),
         ops_test.model.deploy(
             APPLICATION_APP_NAME,
             application_name=APPLICATION_APP_NAME,
             num_units=1,
             channel="latest/edge",
+            base="ubuntu@22.04",
         ),
     )
 

tests/integration/relations/test_shared_db.py

@@ -161,7 +161,7 @@ async def test_keystone_bundle_shared_db(ops_test: OpsTest) -> None:
         application_name=APP_NAME,
         config=config,
         num_units=3,
-        series="jammy",
+        base="ubuntu@22.04",
     )
 
     # Reduce the update_status frequency for the duration of the test

tests/integration/test_backup_aws.py

@@ -101,7 +101,7 @@ async def test_build_and_deploy(ops_test: OpsTest) -> None:
 
     logger.info("Deploying s3 integrator")
 
-    await ops_test.model.deploy(S3_INTEGRATOR, channel=S3_INTEGRATOR_CHANNEL)
+    await ops_test.model.deploy(S3_INTEGRATOR, channel=S3_INTEGRATOR_CHANNEL, base="ubuntu@22.04")
     await ops_test.model.relate(mysql_application_name, S3_INTEGRATOR)
 
     await ops_test.model.wait_for_idle(

tests/integration/test_backup_ceph.py

@@ -101,7 +101,7 @@ async def test_build_and_deploy(ops_test: OpsTest) -> None:
 
     logger.info("Deploying s3 integrator")
 
-    await ops_test.model.deploy(S3_INTEGRATOR, channel=S3_INTEGRATOR_CHANNEL)
+    await ops_test.model.deploy(S3_INTEGRATOR, channel=S3_INTEGRATOR_CHANNEL, base="ubuntu@22.04")
     await ops_test.model.relate(mysql_application_name, S3_INTEGRATOR)
 
     await ops_test.model.wait_for_idle(

tests/integration/test_backup_gcp.py

@@ -101,7 +101,7 @@ async def test_build_and_deploy(ops_test: OpsTest) -> None:
 
     logger.info("Deploying s3 integrator")
 
-    await ops_test.model.deploy(S3_INTEGRATOR, channel=S3_INTEGRATOR_CHANNEL)
+    await ops_test.model.deploy(S3_INTEGRATOR, channel=S3_INTEGRATOR_CHANNEL, base="ubuntu@22.04")
     await ops_test.model.relate(mysql_application_name, S3_INTEGRATOR)
 
     await ops_test.model.wait_for_idle(

tests/integration/test_subordinate_charms.py

@@ -21,18 +21,20 @@ async def test_ubuntu_pro(ops_test, github_secrets):
             db_charm,
             application_name=DATABASE_APP_NAME,
             config={"cluster-name": CLUSTER_NAME, "profile": "testing"},
-            series="jammy",
+            base="ubuntu@22.04",
         ),
         ops_test.model.deploy(
             APPLICATION_APP_NAME,
             application_name=APPLICATION_APP_NAME,
             channel="latest/edge",
+            base="ubuntu@22.04",
         ),
         ops_test.model.deploy(
             UBUNTU_PRO_APP_NAME,
             application_name=UBUNTU_PRO_APP_NAME,
             channel="latest/edge",
             config={"token": github_secrets["UBUNTU_PRO_TOKEN"]},
+            base="ubuntu@22.04",
         ),
     )
     await ops_test.model.relate(
@@ -59,6 +61,7 @@ async def test_landscape_client(ops_test, github_secrets):
             "registration-key": github_secrets["LANDSCAPE_REGISTRATION_KEY"],
             "ppa": "ppa:landscape/self-hosted-beta",
         },
+        base="ubuntu@22.04",
     )
     await ops_test.model.relate(DATABASE_APP_NAME, LANDSCAPE_CLIENT_APP_NAME)
     async with ops_test.fast_forward("60s"):

tests/integration/test_tls.py

@@ -62,7 +62,7 @@ async def test_build_and_deploy(ops_test: OpsTest) -> None:
         charm,
         application_name=APP_NAME,
         num_units=3,
-        series="jammy",
+        base="ubuntu@22.04",
     )
 
     # Reduce the update_status frequency until the cluster is deployed
@@ -117,7 +117,9 @@ async def test_enable_tls(ops_test: OpsTest) -> None:
     # Deploy TLS Certificates operator.
     logger.info("Deploy TLS operator")
     async with ops_test.fast_forward("60s"):
-        await ops_test.model.deploy(tls_app_name, channel=tls_channel, config=tls_config)
+        await ops_test.model.deploy(
+            tls_app_name, channel=tls_channel, config=tls_config, base="ubuntu@22.04"
+        )
         await ops_test.model.wait_for_idle(apps=[tls_app_name], status="active", timeout=15 * 60)
 
     # Relate with TLS charm