139 lines
5.0 KiB
YAML
139 lines
5.0 KiB
YAML
---
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# Ubuntu 20.04 will use nftables directly, with no firewalld.
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# Ubuntu 18.04 will use firewalld with the nftables backend.
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# Ubuntu 16.04 will use firewalld with the iptables backend.
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- block:
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- name: Set Ubuntu firewall packages
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when: ansible_distribution_version is version('20.04', '<')
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set_fact:
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ubuntu_firewall_packages:
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- firewalld
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- tidy
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- fail2ban
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- python3-systemd # for fail2ban systemd backend
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- name: Set Ubuntu firewall packages
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when: ansible_distribution_version is version('20.04', '>=')
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set_fact:
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ubuntu_firewall_packages:
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- fail2ban
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- libnet-ip-perl # for aggregate-cidr-addresses.pl
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- nftables
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- python3-systemd
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- curl # for nftables update scripts
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- name: Install firewall packages
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apt: pkg={{ ubuntu_firewall_packages }} state=present cache_valid_time=3600
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- name: Remove ufw
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when: ansible_distribution_version is version('16.04', '>=')
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apt: pkg=ufw state=absent
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- name: Copy nftables.conf
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when: ansible_distribution_version is version('20.04', '>=')
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template: src=nftables.conf.j2 dest=/etc/nftables.conf owner=root mode=0644
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notify:
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- restart nftables
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- restart fail2ban
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- name: Create /etc/nftables extra config directory
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when: ansible_distribution_version is version('20.04', '>=')
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file: path=/etc/nftables state=directory owner=root mode=0755
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- name: Copy extra nftables configuration files
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when: ansible_distribution_version is version('20.04', '>=')
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copy: src={{ item.src }} dest=/etc/nftables/{{ item.src }} owner=root group=root mode=0644 force={{ item.force }}
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loop:
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- { src: "spamhaus-ipv4.nft", force: "no" }
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- { src: "spamhaus-ipv6.nft", force: "no" }
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- { src: "abusech-ipv4.nft", force: "no" }
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- { src: "abuseipdb-ipv4.nft", force: "yes" }
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- { src: "abuseipdb-ipv6.nft", force: "yes" }
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notify:
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- restart nftables
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- restart fail2ban
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- name: Copy firewalld public zone file
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when: ansible_distribution_version is version('18.04', '<=')
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template: src=public.xml.j2 dest=/etc/firewalld/zones/public.xml owner=root mode=0600
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- name: Format public.xml firewalld zone file
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when: ansible_distribution_version is version('18.04', '<=')
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command: tidy -xml -iq -m -w 0 /etc/firewalld/zones/public.xml
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notify:
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- restart firewalld
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- restart fail2ban
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- name: Copy firewalld ipsets of abusive IPs
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when: ansible_distribution_version is version('18.04', '<=')
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copy: src={{ item }} dest=/etc/firewalld/ipsets/{{ item }} owner=root group=root mode=0600
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loop:
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- abusers-ipv4.xml
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- abusers-ipv6.xml
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- spamhaus-ipv4.xml
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- spamhaus-ipv6.xml
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notify:
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- restart firewalld
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- restart fail2ban
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- name: Copy Spamhaus firewalld update script
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when: ansible_distribution_version is version('18.04', '<=')
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copy: src=update-spamhaus-lists.sh dest=/usr/local/bin/update-spamhaus-lists.sh mode=0755 owner=root group=root
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- name: Copy Spamhaus firewalld systemd units
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when: ansible_distribution_version is version('18.04', '<=')
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copy: src={{ item }} dest=/etc/systemd/system/{{ item }} mode=0644 owner=root group=root
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loop:
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- update-spamhaus-lists.service
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- update-spamhaus-lists.timer
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register: spamhaus_firewalld_systemd_units
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- name: Copy nftables update scripts
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when: ansible_distribution_version is version('20.04', '>=')
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copy: src={{ item }} dest=/usr/local/bin/{{ item }} mode=0755 owner=root group=root
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loop:
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- update-spamhaus-nftables.sh
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- aggregate-cidr-addresses.pl
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- update-abusech-nftables.sh
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- name: Copy nftables systemd units
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when: ansible_distribution_version is version('20.04', '>=')
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copy: src={{ item }} dest=/etc/systemd/system/{{ item }} mode=0644 owner=root group=root
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loop:
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- update-spamhaus-nftables.service
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- update-spamhaus-nftables.timer
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- update-abusech-nftables.service
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- update-abusech-nftables.timer
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register: nftables_systemd_units
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# need to reload to pick up service/timer/environment changes
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- name: Reload systemd daemon
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systemd: daemon_reload=yes
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when: spamhaus_firewalld_systemd_units is changed or
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nftables_systemd_units is changed
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- name: Start and enable Spamhaus firewalld update timer
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when: ansible_distribution_version is version('18.04', '<=')
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systemd: name=update-spamhaus-lists.timer state=started enabled=yes
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notify:
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- restart firewalld
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- restart fail2ban
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- name: Start and enable nftables update timers
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when: ansible_distribution_version is version('20.04', '>=')
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systemd: name={{ item }} state=started enabled=yes
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loop:
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- update-spamhaus-nftables.timer
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- update-abusech-nftables.timer
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- name: Start and enable nftables
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when: ansible_distribution_version is version('20.04', '>=')
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systemd: name=nftables state=started enabled=yes
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- include_tasks: fail2ban.yml
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when: ansible_distribution_version is version('16.04', '>=')
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tags: firewall
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# vim: set sw=2 ts=2:
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