Add CI for kubectl-ng (#271)

.github/workflows/kubectl-ng-test.yaml

@@ -0,0 +1,63 @@
+name: "Test kubectl-ng"
+on:
+  pull_request:
+    paths:
+      - ".github/workflows/kubectl-ng-test.yaml"
+      - "examples/kubectl-ng/**"
+  push:
+    paths:
+      - ".github/workflows/kubectl-ng-test.yaml"
+      - "examples/kubectl-ng/**"
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    timeout-minutes: 45
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        kubernetes-version: ["1.29.0"]
+        include:
+          - python-version: '3.10'
+            kubernetes-version: 1.28.0
+          - python-version: '3.10'
+            kubernetes-version: 1.27.3
+          - python-version: '3.10'
+            kubernetes-version: 1.26.6
+    env:
+      KUBECONFIG: .pytest-kind/pytest-kind/kubeconfig
+
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install Poetry
+        uses: snok/install-poetry@v1
+        with:
+          virtualenvs-create: true
+          virtualenvs-in-project: true
+          installer-parallel: true
+      - name: Install kubectl-ng, dev version of kr8s and testing dependencies
+        run: |
+          pushd examples/kubectl-ng
+          poetry install --with test
+          popd
+          source examples/kubectl-ng/.venv/bin/activate
+          pip install .
+      - name: Run tests
+        env:
+          KUBERNETES_VERSION: ${{ matrix.kubernetes-version }}
+        run: |
+          source examples/kubectl-ng/.venv/bin/activate
+          pytest examples/kubectl-ng
+      - name: Debug k8s resources
+        if: always()
+        run: |
+          cat ${KUBECONFIG}
+          kubectl get all -A

.github/workflows/test.yaml

@@ -1,7 +1,15 @@
 name: "Test"
 on:
   pull_request:
+    paths:
+      - ".github/workflows/test.yaml"
+      - "kr8s/**"
+      - "./pyproject.toml"
   push:
+    paths:
+      - ".github/workflows/.yaml"
+      - "kr8s/**"
+      - "./pyproject.toml"
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}

ci/update-kubernetes.py

@@ -56,8 +56,8 @@ def get_versions():
     return data
 
 
-def update_test_workflow(versions):
-    workflow = yaml.load(Path(".github/workflows/test.yaml"))
+def update_workflow(versions, workflow):
+    workflow = yaml.load(Path(workflow))
     workflow["jobs"]["test"]["strategy"]["matrix"]["kubernetes-version"][0] = versions[
         0
     ]["latest_kind_container"]
@@ -69,7 +69,7 @@ def update_test_workflow(versions):
                 "kubernetes-version": version["latest_kind_container"],
             }
         )
-    yaml.dump(workflow, Path(".github/workflows/test.yaml"))
+    yaml.dump(workflow, Path(workflow))
 
 
 def update_badges(filename, versions):
@@ -95,7 +95,8 @@ def main():
             f"For {version['cycle']} using kindest/node {version['latest_kind_container']} until {version['eol']}"
         )
 
-    update_test_workflow(versions)
+    update_workflow(versions, ".github/workflows/test.yaml")
+    update_workflow(versions, ".github/workflows/kubectl-ng-test.yaml")
     update_badges("README.md", versions)
     update_badges("docs/index.md", versions)
 

conftest.py

@@ -0,0 +1,30 @@
+import os
+import time
+
+import pytest
+from pytest_kind.cluster import KindCluster
+
+
+@pytest.fixture(scope="session", autouse=True)
+def k8s_cluster(request) -> KindCluster:
+    image = None
+    if version := os.environ.get("KUBERNETES_VERSION"):
+        image = f"kindest/node:v{version}"
+
+    kind_cluster = KindCluster(
+        name="pytest-kind",
+        image=image,
+    )
+    kind_cluster.create()
+    os.environ["KUBECONFIG"] = str(kind_cluster.kubeconfig_path)
+    # CI fix, wait for default service account to be created before continuing
+    while True:
+        try:
+            kind_cluster.kubectl("get", "serviceaccount", "default")
+            break
+        except Exception:
+            time.sleep(1)
+    yield kind_cluster
+    del os.environ["KUBECONFIG"]
+    if not request.config.getoption("keep_cluster"):  # pragma: no cover
+        kind_cluster.delete()