Add roles network-loopback + network-anycast

playbooks/gateways.yml

@@ -6,6 +6,8 @@
   - prerequisites
   - server-apt-repos
   - server-basic
+  - network-loopback
+  - network-anycast
   - users
   - system-sysctl
   - git-repos

playbooks/monitoring.yml

@@ -6,6 +6,7 @@
   - prerequisites
   - server-apt-repos
   - server-basic
+  - network-loopback
   - users
   - system-sysctl
   - git-repos

roles/network-anycast/README.md

@@ -0,0 +1,11 @@
+# Ansible role network-anycast
+
+Diese Ansible role konfiguriert das FFMWU Anycast Interface.
+
+- dummy interface
+- Anycast IP
+
+## Benötigte Variablen
+
+- ffmwu_anycast_ipv4 # Anycast IPv4 Adresse
+- ffmwu_anycast_ipv6 # Anycast IPv6 Adresse

roles/network-anycast/handlers/main.yml

@@ -0,0 +1,5 @@
+---
+- name: reload network interfaces
+  systemd:
+    name: networking
+    state: reloaded

roles/network-anycast/tasks/main.yml

@@ -0,0 +1,6 @@
+---
+- name: create anycast interface
+  template:
+    src: anycast.j2
+    dest: "/etc/network/interfaces.d/anycast"
+  notify: reload network interfaces

roles/network-anycast/templates/anycast.j2

@@ -0,0 +1,8 @@
+#
+# {{ ansible_managed }}
+#
+auto anycast
+iface anycast
+    link-type dummy
+    address {{ ffmwu_anycast_ipv4 | ipaddr('network/prefix') }}
+    address {{ ffmwu_anycast_ipv6 | ipaddr('network/prefix') }}

roles/network-loopback/README.md

@@ -0,0 +1,11 @@
+# Ansible role network-loopback
+
+Diese Ansible role konfiguriert das FFMWU Loopback Interface.
+
+- dummy interface
+- Loopback IP
+
+## Benötigte Variablen
+
+- ffmwu_loopback_net_ipv4 # IPv4-Subnetz aus dem die Loopback IPs berechnet werden
+- ffmwu_loopback_net_ipv6 # IPv6-Subnetz aus dem die Loopback IPs berechnet werden

roles/network-loopback/handlers/main.yml

@@ -0,0 +1,5 @@
+---
+- name: reload network interfaces
+  systemd:
+    name: networking
+    state: reloaded

roles/network-loopback/tasks/main.yml

@@ -0,0 +1,6 @@
+---
+- name: create loopback interface
+  template:
+    src: loopback.j2
+    dest: "/etc/network/interfaces.d/loopback"
+  notify: reload network interfaces

roles/network-loopback/templates/loopback.j2

@@ -0,0 +1,8 @@
+#
+# {{ ansible_managed }}
+#
+auto loopback
+iface loopback
+    link-type dummy
+    address {{ ffmwu_loopback_net_ipv4 | ipsubnet(32, magic) | ipaddr('network/prefix') }}
+    address {{ ffmwu_loopback_net_ipv6 | ipaddr(magic) | ipaddr('address') }}/128