Allow specifying which host should run ZeroTier

templates/zerotier/0/docker-compose.yml

@@ -10,6 +10,8 @@ services:
       - -d
     devices:
       - "/dev/net/tun"
+    labels:
+      io.rancher.scheduler.affinity:host_label: ${HOST_LABEL_KEY}=${HOST_LABEL_VALUE}
     network_mode:
       - "host"
     restart: unless-stopped

templates/zerotier/0/rancher-compose.yml

@@ -18,3 +18,15 @@ catalog:
       default: "/var/lib/Storage-Local/zerotier-one"
       required: false
       type: string
+    - variable: "HOST_LABEL_KEY"
+      label: "Host Label Key"
+      description: |
+        The Label Key on the host which ZeroTier should be deployed
+      required: true
+      type: string
+    - variable: "HOST_LABEL_VALUE"
+      label: "Host Label Value"
+      description: |
+        The Label Value on the host which ZeroTier should be deployed
+      required: true
+      type: string