test case add for kubectl container

.github/workflows/ci.yaml

@@ -117,6 +117,8 @@ jobs:
   test-containers:
     name: tox
     runs-on: ubuntu-latest
+    env:
+      K3S_CLUSTER_NAME: "test-k3s"
     needs: gentestmatrix
     strategy:
       fail-fast: false
@@ -400,6 +402,13 @@ jobs:
             echo -e "$(getent ahostsv4 $host | grep STREAM | cut -d' ' -f1 | head -n 1)\t$host"  | sudo tee -a /etc/hosts
           done
 
+      - uses: AbsaOSS/k3d-action@v2
+        name: "Create Single node k3d Cluster"
+        if: ${{ matrix.toxenv == 'kubectl' }}
+        with:
+          cluster-name: ${{ env.K3S_CLUSTER_NAME }}
+          args: --agents 1
+
       - name: Run the tests for docker
         run: python3 -m tox -e ${{ matrix.toxenv }} -- -n 3 --reruns 3 --durations=25 --durations-min=600.0 --pytest-container-log-level=debug
         env:

bci_tester/data.py

@@ -842,6 +842,23 @@ def create_BCI(
     forwarded_ports=[PortForwarding(container_port=80)],
 )
 
+_KUBECTL_VERSION_OS_MATRIX: Tuple[Tuple[str, Tuple[str, ...]], ...] = (
+    ("1.28", ("15.6", "tumbleweed")),
+    ("1.30", ("15.7")),
+    ("1.29", ("tumbleweed")),
+    ("1.30", ("tumbleweed")),
+    ("1.31", ("tumbleweed")),
+)
+
+KUBECTL_CONTAINERS = [
+    create_BCI(
+        build_tag=f"{APP_CONTAINER_PREFIX}/:{kubectl_ver}",
+        bci_type=ImageType.APPLICATION,
+        available_versions=os_versions,
+    )
+    for kubectl_ver, os_versions in _KUBECTL_VERSION_OS_MATRIX
+]
+
 if OS_VERSION in ("16.0",):
     KERNEL_MODULE_CONTAINER = create_BCI(
         build_tag=f"{BCI_CONTAINER_PREFIX}/bci-sle16-kernel-module-devel:{OS_CONTAINER_TAG}",
@@ -1031,6 +1048,7 @@ def create_BCI(
     + RUST_CONTAINERS
     + SPACK_CONTAINERS
     + (DOTNET_CONTAINERS if LOCALHOST.system_info.arch == "x86_64" else [])
+    + KUBECTL_CONTAINERS
 )
 
 #: all containers with zypper and with the flag to launch them as root
@@ -1113,6 +1131,7 @@ def create_BCI(
         + RUBY_CONTAINERS
         + RUST_CONTAINERS
         + SPACK_CONTAINERS
+        + KUBECTL_CONTAINERS
     )
 
 ACC_CONTAINERS = POSTGRESQL_CONTAINERS

tests/test_kubectl.py

@@ -0,0 +1,51 @@
+import os
+
+import pytest
+from pytest_container import DerivedContainer
+from pytest_container.container import ContainerLauncher
+from pytest_container.runtime import OciRuntimeBase
+
+from bci_tester.data import KUBECTL_CONTAINERS
+
+
+@pytest.mark.parametrize("ctr_image", KUBECTL_CONTAINERS)
+def test_kubectl(
+    host,
+    container_runtime: OciRuntimeBase,
+    pytestconfig: pytest.Config,
+    ctr_image: DerivedContainer,
+) -> None:
+    engine = container_runtime.runner_binary
+    cluster_name = os.getenv("K3S_CLUSTER_NAME")
+    control_plane = "k3d-" + cluster_name + "-server-0"
+    host.run_expect([0], f"k3d kubeconfig get {cluster_name} > kubeconfig")
+    format_template = (
+        "'{{range .NetworkSettings.Networks}}{{.IPAddress}}{{end}}'"
+    )
+    kind_ip = host.check_output(
+        f"{engine} inspect -f {format_template} {control_plane}"
+    )
+    host.run_expect(
+        [0],
+        rf'sed -i "s/server: https:\/\/.*:[0-9]*/server: https:\/\/{kind_ip}:6443/g" kubeconfig',
+    )
+
+    kubectl_ctr = DerivedContainer(
+        base=ctr_image,
+        # below base image was used for testing as we haven't published kubectl image yet
+        # base="registry.opensuse.org/home/defolos/bci/staging/tumbleweed/tumbleweed-2060/containerfile/opensuse/kubectl:latest",
+        containerfile="COPY kubeconfig /root/.kube/config",
+        custom_entry_point="/bin/bash",
+        extra_launch_args=["--network=" + "k3d-" + cluster_name],
+    )
+
+    with ContainerLauncher.from_pytestconfig(
+        kubectl_ctr, container_runtime, pytestconfig
+    ) as kubectl_launcher:
+        kubectl_launcher.launch_container()
+        kubectl_con = kubectl_launcher.container_data.connection
+        nodes = (
+            kubectl_con.check_output("kubectl get nodes").strip().splitlines()
+        )
+        assert len(nodes) == 2
+        assert control_plane == nodes[1].split()[0]

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = {py36,py39,py310,py311,py312,py313}-unit, all, base, cosign, fips, init, dotnet, python, ruby, node, go, openjdk, openjdk_devel, rust, php, busybox, 389ds, metadata, minimal, multistage, repository, doc, lint, get_urls, pcp, distribution, postgres, git, helm, nginx, kernel_module, mariadb, tomcat, spack, gcc, prometheus, grafana, kiwi, postfix, ai
+envlist = {py36,py39,py310,py311,py312,py313}-unit, all, base, cosign, fips, init, dotnet, python, ruby, node, go, openjdk, openjdk_devel, rust, php, busybox, 389ds, metadata, minimal, multistage, repository, doc, lint, get_urls, pcp, distribution, postgres, git, helm, nginx, kernel_module, mariadb, tomcat, spack, gcc, prometheus, grafana, kiwi, postfix, ai, kubectl
 skip_missing_interpreters = True
 
 [common]