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March 2, 2026 16:25
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k8s-2-secretsmanager.sh
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| #!/usr/bin/env bash | |
| set -euo pipefail | |
| ENVIRONMENT="prod" | |
| AWS_REGION="${AWS_REGION:-us-east-1}" | |
| OUTPUT_DIR="./" | |
| echo "Using AWS region: $AWS_REGION" | |
| echo "Fetching namespaces..." | |
| NAMESPACES=$(kubectl get ns -o jsonpath='{.items[*].metadata.name}') | |
| for NS in $NAMESPACES; do | |
| echo "Processing namespace: $NS" | |
| mkdir -p "$OUTPUT_DIR/$NS" | |
| # Build decoded secrets JSON (excluding service account tokens) | |
| DECODED_JSON=$(kubectl get secrets -n "$NS" -o json | jq ' | |
| .items | |
| | map(select(.type != "kubernetes.io/service-account-token")) | |
| | map({ | |
| name: .metadata.name, | |
| type: .type, | |
| data: (.data | map_values(@base64d)) | |
| }) | |
| ') | |
| # Save locally | |
| echo "$DECODED_JSON" | jq . > "$OUTPUT_DIR/$NS/secrets.json" | |
| echo "Saved to $OUTPUT_DIR/$NS/secrets.json" | |
| # AWS secret name (customize prefix if desired) | |
| AWS_SECRET_NAME="k8s/${ENVIRONMENT}/${NS}/secrets" | |
| # Create or update AWS secret | |
| if aws secretsmanager describe-secret \ | |
| --region "$AWS_REGION" \ | |
| --secret-id "$AWS_SECRET_NAME" >/dev/null 2>&1; then | |
| echo "Updating AWS secret: $AWS_SECRET_NAME" | |
| aws secretsmanager put-secret-value \ | |
| --region "$AWS_REGION" \ | |
| --secret-id "$AWS_SECRET_NAME" \ | |
| --secret-string "$DECODED_JSON" >/dev/null | |
| else | |
| echo "Creating AWS secret: $AWS_SECRET_NAME" | |
| aws secretsmanager create-secret \ | |
| --region "$AWS_REGION" \ | |
| --name "$AWS_SECRET_NAME" \ | |
| --secret-string "$DECODED_JSON" >/dev/null | |
| fi | |
| echo "Namespace $NS synced to AWS." | |
| echo "-----------------------------------" | |
| done | |
| echo "All namespaces exported and pushed." |
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