Vassiliy Yegorov
489db3b8a6
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49 lines
1.3 KiB
Bash
Executable File
49 lines
1.3 KiB
Bash
Executable File
#!/bin/bash
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# Example script for cleanup and recreation of Kubernetes resources
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set -e
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RESOURCE_NAME="${RESOURCE_NAME:-example-deployment}"
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NAMESPACE="${NAMESPACE:-default}"
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echo "Starting cleanup and recreation process..."
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# Step 1: Delete old resource
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echo "Deleting old deployment: ${RESOURCE_NAME}"
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kubectl delete deployment "${RESOURCE_NAME}" -n "${NAMESPACE}" --ignore-not-found=true
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# Step 2: Wait for complete deletion
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echo "Waiting for deployment deletion..."
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kubectl wait --for=delete deployment/"${RESOURCE_NAME}" -n "${NAMESPACE}" --timeout=300s 2>/dev/null || true
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# Step 3: Create new resource from manifest
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echo "Creating new deployment..."
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cat <<EOF | kubectl apply -f -
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: ${RESOURCE_NAME}
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namespace: ${NAMESPACE}
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spec:
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replicas: 3
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selector:
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matchLabels:
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app: ${RESOURCE_NAME}
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template:
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metadata:
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labels:
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app: ${RESOURCE_NAME}
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spec:
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containers:
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- name: nginx
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image: nginx:latest
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ports:
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- containerPort: 80
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EOF
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# Step 4: Wait for new deployment to be ready
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echo "Waiting for deployment to be ready..."
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kubectl wait --for=condition=available deployment/"${RESOURCE_NAME}" -n "${NAMESPACE}" --timeout=300s
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echo "Deployment ${RESOURCE_NAME} successfully recreated!"
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