Network Automation Cookbook

How to do it...

1. Create an ACLs definition in ACLs.yml, as shown in the following code block:

---ACLs:  INFRA_ACL:    - src: 10.1.1.0/24      dst: any      dport: ssh      state: present    - src: 10.2.1.0/24      dst: any      app: udp      dport: snmp      state: present

2. Create a new validation task in the validate_acl.yml file, as shown in the following code block:

---- include_vars: ACLs.yml- name: Validate ACL is Defined  assert:    that:      - ACLs is defined      - "'INFRA_ACL' in ACLs.keys()"      - ACLs.INFRA_ACL|length > 0- name: Validate Rules are Valid  assert:    that:      - item.src is defined      - item.dst is defined      - item.src | ipaddr  loop: "{{ ACLs.INFRA_ACL }}"

3. Create a new playbook to create access control lists (ACLs) and push-to-network devices, as shown in the following code block: ...