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106 lines
6.0 KiB
Bash
Executable File
106 lines
6.0 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Copyright 2018 The Kubernetes Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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set -o errexit
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set -o nounset
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set -o pipefail
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# Runs tests for --save-config tests.
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run_save_config_tests() {
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set -o nounset
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set -o errexit
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kube::log::status "Testing kubectl --save-config"
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## Configuration annotations should be set when --save-config is enabled
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## 1. kubectl create --save-config should generate configuration annotation
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# Pre-Condition: no POD exists
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create_and_use_new_namespace
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kube::test::get_object_assert pods "{{range.items}}{{${id_field:?}}}:{{end}}" ''
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# Command: create a pod "test-pod"
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kubectl create -f hack/testdata/pod.yaml --save-config "${kube_flags[@]:?}"
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# Post-Condition: pod "test-pod" has configuration annotation
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grep -q "kubectl.kubernetes.io/last-applied-configuration" <<< "$(kubectl get pods test-pod -o yaml "${kube_flags[@]}")"
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# Clean up
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kubectl delete -f hack/testdata/pod.yaml "${kube_flags[@]}"
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## 2. kubectl edit --save-config should generate configuration annotation
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# Pre-Condition: no POD exists, then create pod "test-pod", which shouldn't have configuration annotation
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create_and_use_new_namespace
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kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
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kubectl create -f hack/testdata/pod.yaml "${kube_flags[@]}"
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! grep -q "kubectl.kubernetes.io/last-applied-configuration" <<< "$(kubectl get pods test-pod -o yaml "${kube_flags[@]}")" || exit 1
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# Command: edit the pod "test-pod"
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temp_editor="${KUBE_TEMP}/tmp-editor.sh"
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echo -e "#!/usr/bin/env bash\n${SED} -i \"s/test-pod-label/test-pod-label-edited/g\" \$@" > "${temp_editor}"
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chmod +x "${temp_editor}"
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EDITOR=${temp_editor} kubectl edit pod test-pod --save-config "${kube_flags[@]}"
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# Post-Condition: pod "test-pod" has configuration annotation
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grep -q "kubectl.kubernetes.io/last-applied-configuration" <<< "$(kubectl get pods test-pod -o yaml "${kube_flags[@]}")"
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# Clean up
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kubectl delete -f hack/testdata/pod.yaml "${kube_flags[@]}"
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## 3. kubectl replace --save-config should generate configuration annotation
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# Pre-Condition: no POD exists, then create pod "test-pod", which shouldn't have configuration annotation
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create_and_use_new_namespace
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kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
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kubectl create -f hack/testdata/pod.yaml "${kube_flags[@]}"
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! grep -q "kubectl.kubernetes.io/last-applied-configuration" <<< "$(kubectl get pods test-pod -o yaml "${kube_flags[@]}")" || exit 1
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# Command: replace the pod "test-pod"
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kubectl replace -f hack/testdata/pod.yaml --save-config "${kube_flags[@]}"
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# Post-Condition: pod "test-pod" has configuration annotation
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grep -q "kubectl.kubernetes.io/last-applied-configuration" <<< "$(kubectl get pods test-pod -o yaml "${kube_flags[@]}")"
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# Clean up
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kubectl delete -f hack/testdata/pod.yaml "${kube_flags[@]}"
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## 4. kubectl run --save-config should generate configuration annotation
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# Pre-Condition: no pods exists
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kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
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# Command: create the pod "nginx" with image nginx
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kubectl run nginx "--image=$IMAGE_NGINX" --save-config "${kube_flags[@]}"
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# Post-Condition: pod "nginx" has configuration annotation
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grep -q "kubectl.kubernetes.io/last-applied-configuration" <<< "$(kubectl get pod nginx -o yaml "${kube_flags[@]}")"
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## 5. kubectl expose --save-config should generate configuration annotation
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# Pre-Condition: no service exists
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kube::test::get_object_assert svc "{{range.items}}{{$id_field}}:{{end}}" ''
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# Command: expose the rc "nginx"
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kubectl expose pod nginx --save-config --port=80 --target-port=8000 "${kube_flags[@]}"
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# Post-Condition: service "nginx" has configuration annotation
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grep -q "kubectl.kubernetes.io/last-applied-configuration" <<< "$(kubectl get svc nginx -o yaml "${kube_flags[@]}")"
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# Clean up
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kubectl delete pod,svc nginx
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## 6. kubectl autoscale --save-config should generate configuration annotation
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# Pre-Condition: no RC exists, then create the rc "frontend", which shouldn't have configuration annotation
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kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" ''
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kubectl create -f hack/testdata/frontend-controller.yaml "${kube_flags[@]}"
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! grep -q "kubectl.kubernetes.io/last-applied-configuration" <<< "$(kubectl get rc frontend -o yaml "${kube_flags[@]}")" || exit 1
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# Command: autoscale rc "frontend"
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kubectl autoscale -f hack/testdata/frontend-controller.yaml --save-config "${kube_flags[@]}" --max=2
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# Post-Condition: hpa "frontend" has configuration annotation
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grep -q "kubectl.kubernetes.io/last-applied-configuration" <<< "$(kubectl get hpa frontend -o yaml "${kube_flags[@]}")"
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# Ensure we can interact with HPA objects in lists through autoscaling/v1 APIs
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output_message=$(kubectl get hpa -o=jsonpath='{.items[0].apiVersion}' 2>&1 "${kube_flags[@]}")
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kube::test::if_has_string "${output_message}" 'autoscaling/v1'
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output_message=$(kubectl get hpa.autoscaling -o=jsonpath='{.items[0].apiVersion}' 2>&1 "${kube_flags[@]}")
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kube::test::if_has_string "${output_message}" 'autoscaling/v1'
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# tests kubectl group prefix matching
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output_message=$(kubectl get hpa.autoscal -o=jsonpath='{.items[0].apiVersion}' 2>&1 "${kube_flags[@]}")
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kube::test::if_has_string "${output_message}" 'autoscaling/v1'
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# Clean up
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# Note that we should delete hpa first, otherwise it may fight with the rc reaper.
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kubectl delete hpa frontend "${kube_flags[@]}"
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kubectl delete rc frontend "${kube_flags[@]}"
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set +o nounset
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set +o errexit
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}
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