Fixes for Hetzner terraform and Hetzner Cloud (#8702)

* - add ability to specify the network_zone in hetzner terraform
- Export the network id from hetzner terraform the the generated inventory.ini

* - Add with_networks variable to allow different deployments of hcloud controller manager

- Add network id to hcloud controller secret (added via the inventory)

- Don't include extra_args if it's not set

roles/kubernetes-apps/external_cloud_controller/hcloud/templates/external-hcloud-cloud-controller-manager-ds-with-networks.yml.j2

@@ -1,6 +1,6 @@
 ---
 apiVersion: apps/v1
-kind: DeamonSet
+kind: DaemonSet
 metadata:
   name: hcloud-cloud-controller-manager
   namespace: kube-system
@@ -44,10 +44,13 @@ spec:
             - "--allow-untagged-cloud"
             - "--allocate-node-cidrs=true"
             - "--cluster-cidr=10.244.0.0/16"
+{% if external_hcloud_cloud.controller_extra_args is defined %}
+
           args:
 {% for key, value in external_hcloud_cloud.controller_extra_args.items() %}
             - "{{ '--' + key + '=' + value }}"
 {% endfor %}
+{% endif %}
           resources:
             requests:
               cpu: 100m
@@ -60,10 +63,10 @@ spec:
             - name: HCLOUD_TOKEN
               valueFrom:
                 secretKeyRef:
-                  name: hcloud
+                  name: {{ external_hcloud_cloud.token_secret_name }}
                   key: token
             - name: HCLOUD_NETWORK
               valueFrom:
                 secretKeyRef:
                   name: {{ external_hcloud_cloud.token_secret_name }}
-                  key: {{ external_hcloud_cloud.token_secret_key }}
+                  key: network

roles/kubernetes-apps/external_cloud_controller/hcloud/templates/external-hcloud-cloud-controller-manager-ds.yml.j2

@@ -1,6 +1,6 @@
 ---
 apiVersion: apps/v1
-kind: DeamonSet
+kind: DaemonSet
 metadata:
   name: hcloud-cloud-controller-manager
   namespace: kube-system
@@ -41,10 +41,12 @@ spec:
             - "--cloud-provider=hcloud"
             - "--leader-elect=false"
             - "--allow-untagged-cloud"
+{% if external_hcloud_cloud.controller_extra_args is defined %}
           args:
 {% for key, value in external_hcloud_cloud.controller_extra_args.items() %}
             - "{{ '--' + key + '=' + value }}"
 {% endfor %}
+{% endif %}
           resources:
             requests:
               cpu: 100m
@@ -58,4 +60,4 @@ spec:
               valueFrom:
                 secretKeyRef:
                   name: {{ external_hcloud_cloud.token_secret_name }}
-                  key: {{ external_hcloud_cloud.token_secret_key }}
+                  key: token

roles/kubernetes-apps/external_cloud_controller/hcloud/templates/external-hcloud-cloud-secret.yml.j2

@@ -5,4 +5,7 @@ metadata:
   name: "{{ external_hcloud_cloud.token_secret_name }}"
   namespace: kube-system
 data:
-  token: "{{ external_hcloud_cloud.hcloud_api_token | base64 }}"
+  token: "{{ external_hcloud_cloud.hcloud_api_token | b64encode }}"
+{% if external_hcloud_cloud.with_networks  %}
+  network: "{{ network_id|b64encode }}"
+{% endif %}