86 lines
2.6 KiB
Bash
86 lines
2.6 KiB
Bash
#!/bin/bash
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#
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# Copyright Istio 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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SCRIPTDIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
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# only ask if in interactive mode
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if [[ -t 0 && -z ${NAMESPACE} ]];then
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echo -n "namespace ? [default] "
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read -r NAMESPACE
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fi
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# verify if the namespace exists, otherwise use default namespace
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if [[ -n ${NAMESPACE} ]];then
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ns=$(kubectl get namespace "${NAMESPACE}" --no-headers --output=go-template="{{.metadata.name}}" 2>/dev/null)
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if [[ -z ${ns} ]];then
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echo "NAMESPACE ${NAMESPACE} not found."
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NAMESPACE=default
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fi
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fi
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# if no namespace is provided, use default namespace
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if [[ -z ${NAMESPACE} ]];then
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NAMESPACE=default
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fi
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echo "using NAMESPACE=${NAMESPACE}"
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# clean up Istio traffic management resources that may have been used
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protos=( destinationrules virtualservices gateways authorizationpolicies )
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for proto in "${protos[@]}"; do
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for resource in $(kubectl get -n "${NAMESPACE}" "$proto" -o name); do
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kubectl delete -n "${NAMESPACE}" "$resource";
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done
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done
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# clean up Gateway API resources that may have been used
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if kubectl get crd gateways.gateway.networking.k8s.io >/dev/null 2>&1; then
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protos=( httproutes gateways.gateway.networking.k8s.io )
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for proto in "${protos[@]}"; do
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for resource in $(kubectl get -n "${NAMESPACE}" "$proto" -o name); do
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kubectl delete -n "${NAMESPACE}" "$resource";
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done
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done
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kubectl delete -n "${NAMESPACE}" -f "$SCRIPTDIR/bookinfo-versions.yaml" >/dev/null 2>&1
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fi
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OUTPUT=$(mktemp)
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export OUTPUT
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echo "Application cleanup may take up to one minute"
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kubectl delete -n "${NAMESPACE}" -f "$SCRIPTDIR/bookinfo.yaml" > "${OUTPUT}" 2>&1
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ret=$?
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function cleanup() {
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rm -f "${OUTPUT}"
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}
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trap cleanup EXIT
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if [[ ${ret} -eq 0 ]];then
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cat "${OUTPUT}"
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else
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# ignore NotFound errors
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OUT2=$(grep -v NotFound "${OUTPUT}")
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if [[ -n ${OUT2} ]];then
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cat "${OUTPUT}"
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exit ${ret}
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fi
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fi
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# wait for 30 sec for bookinfo to clean up
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sleep 30
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echo "Application cleanup successful"
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