Created
October 8, 2025 09:51
-
-
Save maesa/5764534f019a7f1c44be6ca45839059c to your computer and use it in GitHub Desktop.
Kubernetes Object Exporter
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #!/usr/bin/env bash | |
| # Enhanced Kubernetes object exporter | |
| # Exports all application-related Kubernetes objects to YAML files | |
| # Usage: ./exporter.sh <application-name> [namespace] | |
| # Reference: https://stackoverflow.com/a/58747118 | |
| set -e # Exit on any error | |
| # Check if application name is provided | |
| if [ $# -eq 0 ]; then | |
| echo "Usage: $0 <application-name> [namespace]" | |
| echo "Example: $0 clickhouse beeza-app-prod" | |
| echo "Example: $0 redis" | |
| exit 1 | |
| fi | |
| APP_NAME="$1" | |
| NAMESPACE="${2:-}" | |
| # Define all Kubernetes object types to check | |
| OBJECT_TYPES="deployment,daemonset,statefulset,pvc,pv,configmap,ingress,service,secret,hpa,job,cronjob,serviceaccount,role,rolebinding,clusterrole,clusterrolebinding,networkpolicy,poddisruptionbudget,namespace,endpoints,clickhouseinstallation,clickhousekeeperinstallation" | |
| # Set namespace parameter if provided | |
| if [ -n "$NAMESPACE" ]; then | |
| NAMESPACE_PARAM="--namespace=$NAMESPACE" | |
| else | |
| NAMESPACE_PARAM="" | |
| fi | |
| echo "Exporting $APP_NAME-related Kubernetes objects..." | |
| if [ -n "$NAMESPACE" ]; then | |
| echo "Namespace: $NAMESPACE" | |
| else | |
| echo "Namespace: all namespaces" | |
| fi | |
| # Create output directory | |
| mkdir -p exported-objects | |
| cd exported-objects | |
| # Get all objects and filter for the application name | |
| for obj in $(kubectl get -o=name $OBJECT_TYPES $NAMESPACE_PARAM 2>/dev/null | grep -i "$APP_NAME" || true) | |
| do | |
| if [ -n "$obj" ]; then | |
| # Create a safe filename by replacing slashes with underscores | |
| safe_filename=$(echo "$obj" | sed 's|/|_|g') | |
| echo "Exporting: $obj -> ${safe_filename}.yaml" | |
| # Export the object | |
| if kubectl get $obj $NAMESPACE_PARAM -o yaml > "${safe_filename}.yaml" 2>/dev/null; then | |
| echo "✓ Successfully exported $obj" | |
| else | |
| echo "✗ Failed to export $obj" | |
| fi | |
| fi | |
| done | |
| echo "" | |
| echo "Export completed for application: $APP_NAME" | |
| echo "Files saved in: $(pwd)" | |
| echo "Total files created: $(ls -1 *.yaml 2>/dev/null | wc -l)" |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment