first commit

handlers/main.yml

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+---
+- name: restart bird
+  systemd:
+    name: bird
+    state: restarted
+    daemon_reload: yes
+
+- name: restart loopback
+  shell: |
+    ifdown lo ; ifup lo

tasks/main.yml

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+---
+- name: install bird
+  package: 
+    name: bird2
+    state: present
+
+- name: add bird config
+  template:
+    src: bird.conf.j2
+    dest: /etc/bird.conf
+  notify:
+    - restart bird
+
+- name: update ifcfg-lo config
+  template:
+    src: ifcfg-lo.j2
+    dest: /etc/sysconfig/network-scripts/ifcfg-lo
+  notify:
+    - restart loopback
+
+- name: start bird service
+  systemd:
+    name: bird
+    state: started
+    enabled: yes
+    daemon_reload: yes

templates/bird.conf.j2

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+log syslog all;
+router id {{ bird.bgp.common[inventory_hostname].routerid }};
+
+protocol device {
+}
+protocol direct {
+	disabled;		# Disable by default
+	ipv4;			# Connect to default IPv4 table
+	ipv6;			# ... and to default IPv6 table
+}
+protocol kernel KERNEL4 {
+        ipv4 {			# Connect protocol to IPv4 table by channel
+              export all;	# Export to protocol. default is export none
+	};
+}
+protocol kernel KERNEL6 {
+        ipv6 { export all; };
+}
+{% for protocol_static in bird.bgp.static %}
+protocol static {{ protocol_static.name }} {
+        ipv4;			# Again, IPv4 channel with default options
+{% for network in protocol_static['networks'][inventory_hostname] %}
+        route {{ network.ip }}/{{ network.mask_dash }} via "lo" { bgp_local_pref = {{ network.bgp_local_pref }}; };
+{% endfor %}
+}
+{% endfor %}
+{% for protocol_bgp in bird.bgp.bgp %}
+protocol bgp {{ protocol_bgp.name }} {
+        confederation {{ protocol_bgp.confederation }};
+        confederation member yes;
+        local as {{ protocol_bgp.local_asnum }};
+        neighbor {{ protocol_bgp.remote_addr }} as {{ protocol_bgp.remote_asnum }};
+        hold time 30;
+        ipv4 {
+                export filter {
+{% for proto in protocol_bgp.export %}
+                        if proto = "{{ proto }}" then accept;
+{% endfor %}
+                        else reject;
+                };
+        };
+
+}
+{% endfor %}

templates/ifcfg-lo.j2

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+DEVICE=lo
+IPADDR=127.0.0.1
+NETMASK=255.0.0.0
+NETWORK=127.0.0.0
+# If you're having problems with gated making 127.0.0.0/8 a martian,
+# you can change this to something else (255.255.255.255, for example)
+BROADCAST=127.255.255.255
+{% for protocol_static in bird.bgp.static %}
+{% for network in protocol_static['networks'][ansible_fqdn] %}
+IPADDR{{ loop.index }}={{ network['ip'] }}
+NETMASK{{ loop.index }}={{ network['mask'] }}
+{% endfor %}
+{% endfor %}
+ONBOOT=yes
+NAME=loopback