Netdata: refactoring as docker compose app

files/netdata/docker-compose.yml.j2

@@ -0,0 +1,35 @@
+
+services:
+
+  netdata:
+    image: netdata/netdata:v2.5.0
+    container_name: netdata
+    restart: unless-stopped
+    cap_add:
+      - SYS_PTRACE
+      - SYS_ADMIN
+    security_opt:
+      - apparmor:unconfined
+    networks:
+      - "{{ web_proxy_network }}"
+    volumes:
+      - "{{ config_dir }}:/etc/netdata"
+      - "{{ (data_dir, 'lib') | path_join }}:/var/lib/netdata"
+      - "{{ (data_dir, 'cache') | path_join }}:/var/cache/netdata"
+      # Netdata system volumes 
+      - "/:/host/root:ro,rslave"
+      - "/etc/group:/host/etc/group:ro"
+      - "/etc/localtime:/etc/localtime:ro"
+      - "/etc/os-release:/host/etc/os-release:ro"
+      - "/etc/passwd:/host/etc/passwd:ro"
+      - "/proc:/host/proc:ro"
+      - "/run/dbus:/run/dbus:ro"
+      - "/sys:/host/sys:ro"
+      - "/var/log:/host/var/log:ro"
+      - "/var/run/docker.sock:/var/run/docker.sock:ro"
+    environment:
+      PGID: "{{ netdata_docker_group_output.stdout | default(999) }}"
+
+networks:
+  {{ web_proxy_network }}:
+    external: true