feat: add cert-manager

cluster/core/infrastructure/cert-manager/kustomization.yaml

@@ -0,0 +1,6 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+- letsencrypt-production.yaml
+- letsencrypt-staging.yaml
+- secret.enc.yaml

cluster/core/infrastructure/cert-manager/letsencrypt-production.yaml

@@ -0,0 +1,18 @@
+---
+apiVersion: cert-manager.io/v1
+kind: ClusterIssuer
+metadata:
+  name: letsencrypt-production
+spec:
+  acme:
+    server: https://acme-v02.api.letsencrypt.org/directory
+    email: "${SECRET_CLOUDFLARE_EMAIL}"
+    privateKeySecretRef:
+      name: letsencrypt-production
+    solvers:
+    - dns01:
+        cloudflare:
+          email: "${SECRET_CLOUDFLARE_EMAIL}"
+          apiKeySecretRef:
+            name: cloudflare-token-secret
+            key: cloudflare-token

cluster/core/infrastructure/cert-manager/letsencrypt-staging.yaml

@@ -0,0 +1,18 @@
+---
+apiVersion: cert-manager.io/v1
+kind: ClusterIssuer
+metadata:
+  name: letsencrypt-staging
+spec:
+  acme:
+    server: https://acme-staging-v02.api.letsencrypt.org/directory
+    email: "${SECRET_CLOUDFLARE_EMAIL}"
+    privateKeySecretRef:
+      name: letsencrypt-staging
+    solvers:
+    - dns01:
+        cloudflare:
+          email: "${SECRET_CLOUDFLARE_EMAIL}"
+          apiKeySecretRef:
+            name: cloudflare-token-secret
+            key: cloudflare-token

cluster/core/infrastructure/cert-manager/secret.enc.yaml

@@ -0,0 +1,8 @@
+# yamllint disable
+apiVersion: v1
+kind: Secret
+metadata:
+    name: cloudflare-token-secret
+    namespace: cert-manager
+stringData:
+    cloudflare-token: ${BOOTSTRAP_CLOUDFLARE_TOKEN}