Factor frr role from debian, ceph and proxmox

Consolidate base system and networking setup into debian role and BGP
configuration into frr role. Add facts role to collect data from NetBox
once to avoid many slow lookups. Also many other tweaks and cleanups.

roles/frr/tasks/main.yml

@@ -0,0 +1,31 @@
+- name: Install FRR
+  package: name=frr,frr-pythontools
+
+- name: Copy FRR config
+  template:
+    dest: /etc/frr/frr.conf
+    src: frr.conf.j2
+    mode: 0644
+  notify: reload frr
+
+- name: Set datacenter defaults for FRR
+  lineinfile:
+    path: /etc/frr/daemons
+    line: 'frr_profile="datacenter"'
+    regexp: '#?frr_profile="datacenter"'
+
+- name: Enable FRR daemons
+  lineinfile:
+    path: /etc/frr/daemons
+    regexp: "^{{ item }}="
+    line: "{{ item }}=yes"
+  loop:
+    - bfdd
+    - bgpd
+  notify: restart frr
+
+- name: Enable FRR service
+  service:
+    name: frr
+    enabled: yes
+    state: started