Copied from rancher community catalog as starting point

templates/Netdata/0/docker-compose.yml

@@ -0,0 +1,13 @@
+netdata:
+  image: titpetric/netdata:latest
+  labels:
+    io.rancher.scheduler.global: 'true'
+  uts: host
+  cap_add:
+  - SYS_PTRACE
+  volumes:
+  - /proc:/host/proc:ro
+  - /sys:/host/sys:ro
+  - /var/run/docker.sock:/var/run/docker.sock:ro
+  environment:
+    NETDATA_PORT: "${NETDATA_PORT}"

templates/Netdata/0/rancher-compose.yml

@@ -0,0 +1,14 @@
+.catalog:
+  name: netdata
+  version: v1.8.0
+  questions:
+
+    - variable: NETDATA_PORT
+      label: Port
+      description: Container port to access netdata
+      required: true
+      type: int
+      default: 19999
+
+netdata:
+  scale: 1