Files
wild-central-api/internal/setup/cluster-services/externaldns/install.sh

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#!/bin/bash
set -e
set -o pipefail
# Ensure WILD_INSTANCE is set
if [ -z "${WILD_INSTANCE}" ]; then
echo "❌ ERROR: WILD_INSTANCE is not set"
exit 1
fi
# Ensure WILD_CENTRAL_DATA is set
if [ -z "${WILD_CENTRAL_DATA}" ]; then
echo "❌ ERROR: WILD_CENTRAL_DATA is not set"
exit 1
fi
# Ensure KUBECONFIG is set
if [ -z "${KUBECONFIG}" ]; then
echo "❌ ERROR: KUBECONFIG is not set"
exit 1
fi
INSTANCE_DIR="${WILD_CENTRAL_DATA}/instances/${WILD_INSTANCE}"
CLUSTER_SETUP_DIR="${INSTANCE_DIR}/setup/cluster-services"
EXTERNALDNS_DIR="${CLUSTER_SETUP_DIR}/externaldns"
echo "🌐 === Setting up ExternalDNS ==="
echo ""
# Check cert-manager dependency
echo "🔍 Verifying cert-manager is ready (required for ExternalDNS)..."
kubectl wait --for=condition=Available deployment/cert-manager -n cert-manager --timeout=60s 2>/dev/null && \
kubectl wait --for=condition=Available deployment/cert-manager-webhook -n cert-manager --timeout=60s 2>/dev/null || {
echo "⚠️ cert-manager not ready, but continuing with ExternalDNS installation"
echo "💡 Note: ExternalDNS may not work properly without cert-manager"
}
# Templates should already be compiled
echo "📦 Using pre-compiled ExternalDNS templates..."
if [ ! -d "${EXTERNALDNS_DIR}/kustomize" ]; then
echo "❌ ERROR: Compiled templates not found at ${EXTERNALDNS_DIR}/kustomize"
echo "Templates should be compiled before deployment."
exit 1
fi
# Apply ExternalDNS manifests using kustomize
echo "🚀 Deploying ExternalDNS..."
kubectl apply -k ${EXTERNALDNS_DIR}/kustomize
# Setup Cloudflare API token secret
echo "🔐 Creating Cloudflare API token secret..."
SECRETS_FILE="${WILD_CENTRAL_DATA}/instances/${WILD_INSTANCE}/secrets.yaml"
CLOUDFLARE_API_TOKEN=$(yq '.cloudflare.token' "$SECRETS_FILE" 2>/dev/null | tr -d '"')
if [ -z "$CLOUDFLARE_API_TOKEN" ] || [ "$CLOUDFLARE_API_TOKEN" = "null" ]; then
echo "❌ ERROR: Cloudflare API token not found."
echo "💡 Please set: wild secret set cloudflare.token YOUR_TOKEN"
exit 1
fi
kubectl create secret generic cloudflare-api-token \
--namespace externaldns \
--from-literal=api-token="${CLOUDFLARE_API_TOKEN}" \
--dry-run=client -o yaml | 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 ""
echo "✅ ExternalDNS installed successfully"
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"
echo ""