feat(talos): Allow users to include talhelper patches (#1320)

* feat(talos): Allow users to include talhelper patches

* feat(talos): Add user talhelper patches to example config

* fix: Missing talos user_patches check on workers block

bootstrap/templates/kubernetes/talos/talconfig.yaml.j2

@@ -75,6 +75,10 @@ nodes:
           ip: "{{ cluster.endpoint_vip }}"
         {% endif %}
         {% endif %}
+    {% if distribution.talos.user_patches %}
+    patches:
+      - "@./patches/node_{{ item.name }}.yaml"
+    {% endif %}
   {% endfor %}
 
 patches:
@@ -183,6 +187,10 @@ patches:
             - slot: 0
               tpm: {}
   {% endif %}
+  {% if distribution.talos.user_patches %}
+  # User specified global patches
+  - "@./patches/global.yaml"
+  {% endif %}
 
 controlPlane:
   patches:
@@ -224,3 +232,15 @@ controlPlane:
             allowedKubernetesNamespaces:
               - system-upgrade
 
+    {% if distribution.talos.user_patches %}
+    # User specified controlPlane patches
+    - "@./patches/controlPlane.yaml"
+    {% endif %}
+
+{% if ( (distribution.talos.user_patches) and
+        (nodes.inventory | selectattr('controller', 'equalto', False) | list | length) ) %}
+worker:
+  patches:
+    # User specified worker patches
+    - "@./patches/worker.yaml"
+{% endif %}

config.sample.yaml

@@ -40,6 +40,15 @@ distribution:
     #   # (Optional) Enable TPM-based disk encryption. Requires TPM 2.0
     #   #   See: https://www.talos.dev/v1.6/talos-guides/install/bare-metal-platforms/secureboot/#disk-encryption-with-tpm
     #   encrypt_disk_with_tpm: true
+    # user_patches: true
+    # # (Optional) Add includes for user provided patches to generated talconfig.yaml.
+    # #   See: https://github.com/budimanjojo/talhelper/blob/179ba9ed42f70069c7842109bea24f769f7af6eb/example/extraKernelArgs-patch.yaml
+    # #   Patches are applied in this order. (global overrides cp/worker which overrides node-specific).
+    # #   Create these files to allow talos:bootstrap-genconfig to complete (empty files are ok).
+    # #     kubernetes/talos/patches/node_<name>.yaml  # Patches for individual nodes
+    # #     kubernetes/talos/patches/controlPlane.yaml # Patches for controlplane nodes
+    # #     kubernetes/talos/patches/worker.yaml       # Patches for worker nodes
+    # #     kubernetes/talos/patches/global.yaml       # Patches for ALL nodes
 
 #
 # (Required) Timezone is your IANA formatted timezone (e.g. America/New_York)