イングレス構成とログイン

dig "<レコードに登録したドメイン>"

helm repo add jetstack https://charts.jetstack.io
helm repo update

helm install \
      cert-manager jetstack/cert-manager \
      --namespace cert-manager \
      --create-namespace \
      --version v1.15.3 \
      --set crds.enabled=true

cat <<EOF | kubectl apply -f -
apiVersion: v1
kind: Secret
metadata:
  name: aws-secret-access-key
  namespace: cert-manager
type: Opaque
stringData:
  aws-secret-access-key: $AWS_SECRET_ACCESS_KEY
---
apiVersion: cert-manager.io/v1
kind: ClusterIssuer
metadata:
  name: ale-issuer
  namespace: cert-manager
spec:
  acme:
    email: $ACME_EMAIL
    server: https://acme-v02.api.letsencrypt.org/directory
    privateKeySecretRef:
      name: ale-issuer
    solvers:
      - http01:
          ingress:
            class: nginx
      - dns01:
          route53:
            region: $AWS_REGION
            hostedZoneID: $AWS_HOSTED_ZONE_ID
            accessKeyID: $AWS_ACCESS_KEY_ID
            secretAccessKeySecretRef:
              name: aws-secret-access-key
              key: aws-secret-access-key
        selector:
          dnsZones:
            - $AWS_DOMAIN
---
apiVersion: cert-manager.io/v1
kind: Certificate
metadata:
  name: ale-app-tls
  namespace: cert-manager
spec:
  dnsNames:
    - "*.$AWS_DOMAIN"
  issuerRef:
    kind: ClusterIssuer
    name: ale-issuer
  secretName: ale-app-tls
EOF