ansible-roles/minifirewall/tasks/config.yml

224 lines
6.7 KiB
YAML

---
- debug:
var: minifirewall_trusted_ips
verbosity: 1
- debug:
var: minifirewall_privilegied_ips
verbosity: 1
- name: Stat minifirewall config file (before)
stat:
path: "{{ minifirewall_main_file }}"
register: minifirewall_before
- name: Check if minifirewall is running
shell: /sbin/iptables -L -n | grep -E "^(DROP\s+udp|ACCEPT\s+icmp)\s+--\s+0\.0\.0\.0\/0\s+0\.0\.0\.0\/0\s*$"
changed_when: False
failed_when: False
check_mode: no
register: minifirewall_is_running
- debug:
var: minifirewall_is_running
verbosity: 1
- name: Begin marker for IP addresses
lineinfile:
dest: "{{ minifirewall_main_file }}"
line: "# BEGIN ANSIBLE MANAGED BLOCK FOR IPS"
insertbefore: '^# Main interface'
create: no
- name: End marker for IP addresses
lineinfile:
dest: "{{ minifirewall_main_file }}"
create: no
line: "# END ANSIBLE MANAGED BLOCK FOR IPS"
insertafter: '^PRIVILEGIEDIPS='
- name: Verify that at least 1 trusted IP is provided
assert:
that:
- minifirewall_trusted_ips != []
msg: You must provide at least 1 trusted IP
- debug:
msg: "Warning: minifirewall_trusted_ips='0.0.0.0/0', the firewall is useless!"
when: minifirewall_trusted_ips == ["0.0.0.0/0"]
- name: Configure IP addresses
blockinfile:
dest: "{{ minifirewall_main_file }}"
marker: "# {mark} ANSIBLE MANAGED BLOCK FOR IPS"
content: |
# Main interface
INT='{{ minifirewall_int }}'
# IPv6
IPV6='{{ minifirewall_ipv6 }}'
# Docker Mode
# Changes the behaviour of minifirewall to not break the containers' network
# For instance, turning it on will disable nat table purge
# Also, we'll add the DOCKER-USER chain, in iptable
DOCKER='{{ minifirewall_docker }}'
# Trusted IPv4 local network
# ...will be often IP/32 if you don't trust anything
INTLAN='{{ minifirewall_intlan }}'
# Trusted IPv4 addresses for private and semi-public services
TRUSTEDIPS='{{ minifirewall_trusted_ips | join(' ') }}'
# Privilegied IPv4 addresses for semi-public services
# (no need to add again TRUSTEDIPS)
PRIVILEGIEDIPS='{{ minifirewall_privilegied_ips | join(' ') }}'
create: no
register: minifirewall_config_ips
- name: Begin marker for ports
lineinfile:
dest: "{{ minifirewall_main_file }}"
line: "# BEGIN ANSIBLE MANAGED BLOCK FOR PORTS"
insertbefore: '^# Protected services'
create: no
- name: End marker for ports
lineinfile:
dest: "{{ minifirewall_main_file }}"
line: "# END ANSIBLE MANAGED BLOCK FOR PORTS"
insertafter: '^SERVICESUDP3='
create: no
- name: Configure ports
blockinfile:
dest: "{{ minifirewall_main_file }}"
marker: "# {mark} ANSIBLE MANAGED BLOCK FOR PORTS"
content: |
# Protected services
# (add also in Public services if needed)
SERVICESTCP1p='{{ minifirewall_protected_ports_tcp | join(' ') }}'
SERVICESUDP1p='{{ minifirewall_protected_ports_udp | join(' ') }}'
# Public services (IPv4/IPv6)
SERVICESTCP1='{{ minifirewall_public_ports_tcp | join(' ') }}'
SERVICESUDP1='{{ minifirewall_public_ports_udp | join(' ') }}'
# Semi-public services (IPv4)
SERVICESTCP2='{{ minifirewall_semipublic_ports_tcp | join(' ') }}'
SERVICESUDP2='{{ minifirewall_semipublic_ports_udp | join(' ') }}'
# Private services (IPv4)
SERVICESTCP3='{{ minifirewall_private_ports_tcp | join(' ') }}'
SERVICESUDP3='{{ minifirewall_private_ports_udp | join(' ') }}'
create: no
register: minifirewall_config_ports
- name: Configure DNSSERVEURS
lineinfile:
dest: "{{ minifirewall_main_file }}"
line: "DNSSERVEURS='{{ minifirewall_dns_servers | join(' ') }}'"
regexp: "DNSSERVEURS='.*'"
create: no
when: minifirewall_dns_servers is not none
- name: Configure HTTPSITES
lineinfile:
dest: "{{ minifirewall_main_file }}"
line: "HTTPSITES='{{ minifirewall_http_sites | join(' ') }}'"
regexp: "HTTPSITES='.*'"
create: no
when: minifirewall_http_sites is not none
- name: Configure HTTPSSITES
lineinfile:
dest: "{{ minifirewall_main_file }}"
line: "HTTPSSITES='{{ minifirewall_https_sites | join(' ') }}'"
regexp: "HTTPSSITES='.*'"
create: no
when: minifirewall_https_sites is not none
- name: Configure FTPSITES
lineinfile:
dest: "{{ minifirewall_main_file }}"
line: "FTPSITES='{{ minifirewall_ftp_sites | join(' ') }}'"
regexp: "FTPSITES='.*'"
create: no
when: minifirewall_ftp_sites is not none
- name: Configure SSHOK
lineinfile:
dest: "{{ minifirewall_main_file }}"
line: "SSHOK='{{ minifirewall_ssh_ok | join(' ') }}'"
regexp: "SSHOK='.*'"
create: no
when: minifirewall_ssh_ok is not none
- name: Configure SMTPOK
lineinfile:
dest: "{{ minifirewall_main_file }}"
line: "SMTPOK='{{ minifirewall_smtp_ok | join(' ') }}'"
regexp: "SMTPOK='.*'"
create: no
when: minifirewall_smtp_ok is not none
- name: Configure SMTPSECUREOK
lineinfile:
dest: "{{ minifirewall_main_file }}"
line: "SMTPSECUREOK='{{ minifirewall_smtp_secure_ok | join(' ') }}'"
regexp: "SMTPSECUREOK='.*'"
create: no
when: minifirewall_smtp_secure_ok is not none
- name: Configure NTPOK
lineinfile:
dest: "{{ minifirewall_main_file }}"
line: "NTPOK='{{ minifirewall_ntp_ok | join(' ') }}'"
regexp: "NTPOK='.*'"
create: no
when: minifirewall_ntp_ok is not none
- name: evomaintenance
lineinfile:
dest: "{{ minifirewall_main_file }}"
line: "/sbin/iptables -A INPUT -p tcp --sport 5432 --dport 1024:65535 -s {{ item }} -m state --state ESTABLISHED,RELATED -j ACCEPT"
insertafter: "^# EvoMaintenance"
with_items: "{{ evomaintenance_hosts }}"
- name: remove minifirewall example rule for the evomaintenance
lineinfile:
dest: "{{ minifirewall_main_file }}"
regexp: '^#.*(--sport 5432).*(-s X\.X\.X\.X)'
state: absent
when: evomaintenance_hosts != []
- name: Stat minifirewall config file (after)
stat:
path: "{{ minifirewall_main_file }}"
register: minifirewall_after
- name: restart minifirewall
# service:
# name: minifirewall
# state: restarted
command: /etc/init.d/minifirewall restart
register: minifirewall_init_restart
failed_when: "'starting IPTables rules is now finish : OK' not in minifirewall_init_restart.stdout"
changed_when: "'starting IPTables rules is now finish : OK' in minifirewall_init_restart.stdout"
when:
- minifirewall_restart_if_needed
- minifirewall_is_running.rc == 0
- minifirewall_before.stat.checksum != minifirewall_after.stat.checksum
- name: restart minifirewall (noop)
meta: noop
register: minifirewall_init_restart
failed_when: False
changed_when: False
when: not minifirewall_restart_if_needed
- debug:
var: minifirewall_init_restart
verbosity: 2