Files
wild-cloud/setup/cluster/setup-externaldns.sh

52 lines
1.7 KiB
Bash
Executable File

#!/bin/bash
set -e
# Navigate to script directory
SCRIPT_PATH="$(realpath "${BASH_SOURCE[0]}")"
SCRIPT_DIR="$(dirname "$SCRIPT_PATH")"
cd "$SCRIPT_DIR"
# Source environment variables
if [[ -f "../load-env.sh" ]]; then
source ../load-env.sh
fi
echo "Setting up ExternalDNS..."
# Create externaldns namespace
kubectl create namespace externaldns --dry-run=client -o yaml | kubectl apply -f -
# Setup Cloudflare API token secret for ExternalDNS
if [[ -n "${CLOUDFLARE_API_TOKEN}" ]]; then
echo "Creating Cloudflare API token secret..."
kubectl create secret generic cloudflare-api-token \
--namespace externaldns \
--from-literal=api-token="${CLOUDFLARE_API_TOKEN}" \
--dry-run=client -o yaml | kubectl apply -f -
else
echo "Error: CLOUDFLARE_API_TOKEN not set. ExternalDNS will not work correctly."
exit 1
fi
# Apply common RBAC resources
echo "Deploying ExternalDNS RBAC resources..."
cat ${SCRIPT_DIR}/externaldns/externaldns-rbac.yaml | envsubst | kubectl apply -f -
# Apply ExternalDNS manifests with environment variables
echo "Deploying ExternalDNS for external DNS (Cloudflare)..."
cat ${SCRIPT_DIR}/externaldns/externaldns-cloudflare.yaml | envsubst | kubectl apply -f -
# Wait for ExternalDNS to be ready
echo "Waiting for Cloudflare ExternalDNS to be ready..."
kubectl rollout status deployment/external-dns -n externaldns --timeout=60s
# echo "Waiting for CoreDNS ExternalDNS to be ready..."
# kubectl rollout status deployment/external-dns-coredns -n externaldns --timeout=60s
echo "ExternalDNS setup complete!"
echo ""
echo "To verify the installation:"
echo " kubectl get pods -n externaldns"
echo " kubectl logs -n externaldns -l app=external-dns -f"
echo " kubectl logs -n externaldns -l app=external-dns-coredns -f"