First working version

bootstrap.sh

 #!/bin/bash
 ip link add link eno4 name eno4.151 type vlan id 151
 ip addr add 10.151.43.202/16 dev eno4.151
+ip link set eno4 up
 ip link set eno4.151 up
 ip route add 0.0.0.0/0 via 10.151.255.254
 apt update

install.yml

@@ -28,6 +28,7 @@
       private: no
     - name: "bridge1_address"
       prompt: "Please provide bridge address for storage bond #1 in IP/Mask format:"
+      private: no
     - name: "bond2_name"
       prompt: "Please provide name for storage bond #2:"
       private: no
@@ -39,9 +40,10 @@
       private: no
     - name: "bridge2_address"
       prompt: "Please provide bridge address for storage bond #2 in IP/Mask format:"
+      private: no
   tasks:
     - set_fact:
-        c: "{{ interface_list_csv.split(',') }}"
+        interface_list: "{{ interface_list_csv.split(',') }}"
     - name: Upgrade
       import_tasks: tasks/upgrade.yml
     - name: Configure network

tasks/create_users.yml

@@ -8,6 +8,7 @@
   with_items:
     - norbey
     - mike
+    - tgt
 
 - name: add key
   authorized_key:
@@ -18,3 +19,7 @@
       key: ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJJ6Rp2ETGHzEfyQZsR4Ac0iJUrtytLi2C7MZIiiCcug norbey@hellothere
     - name: mike
       key: ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBVHRlgZ+UTSBCChrpYTzOhLek9r9CcoNPoE2EcFXvz0 mike@curiosity
+    - name: tgt
+      key: ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIB2Xg/WEJ1Tt4kO8fwbpvs+/w+UU5ZpENRaYfqmjdXjJ Takács Gergő Tibor (git.sch.bme.hu)
+    - name: root
+      key: ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJJ6Rp2ETGHzEfyQZsR4Ac0iJUrtytLi2C7MZIiiCcug norbey@hellothere

tasks/net.yml

@@ -7,13 +7,14 @@
     state: present
 - name: Remove eno4.151 created by bootstrap script
   shell:
-    cmd: ip link del eno4.151
+    cmd: ip link del eno4.151 || return 0
 
 - name: Backup old interfaces file
   copy:
     src: /etc/network/interfaces
     dest: /etc/network/interfaces.old
     remote_src: yes
+
 - name: Deploy new interfaces file
   template:
     src: templates/interfaces.j2

templates/interfaces.j2

@@ -78,7 +78,7 @@ iface vmbr0 inet manual
 #Main bridge
 
 auto {{ bridge1_name }}
-iface {{ bridge1_name }}{{ bridge1_name }} inet static
+iface {{ bridge1_name }} inet static
 	address {{ bridge1_address }}
 	bridge-ports {{ bond1_name }}
 	bridge-stp off