Add firewalld task

tasks/firewalld.yml

@@ -0,0 +1,60 @@
+- name: remove service rule for dhcpv6-client
+  ansible.posix.firewalld:
+    service: dhcpv6-client
+    permanent: true
+    state: disabled
+  register: port_change
+
+- name: permit traffic in default zone on port 22/tcp for SSH
+  ansible.posix.firewalld:
+    port: 22/tcp
+    permanent: true
+    state: enabled
+  register: port_change
+
+- name: permit traffic in default zone on port 80/tcp for HTTP
+  ansible.posix.firewalld:
+    port: 80/tcp
+    permanent: true
+    state: enabled
+  register: port_change
+
+- name: permit traffic in default zone on port 443/tcp for HTTPS
+  ansible.posix.firewalld:
+    port: 443/tcp
+    permanent: true
+    state: enabled
+  register: port_change
+
+- name: permit traffic in default zone on port 16384-32768/udp for RTP
+  ansible.posix.firewalld:
+    port: 16384-32768/udp
+    permanent: true
+    state: enabled
+  register: port_change
+
+- name: permit traffic in default zone on port 8082/tcp for Metrics API
+  ansible.posix.firewalld:
+    port: 8082/tcp
+    permanent: true
+    state: enabled
+  register: port_change
+
+- name: Reload firewalld after adding new ports
+  ansible.builtin.service:
+    name: firewalld
+    state: reloaded
+  when: port_change.changed
+
+- name: permit traffic in default zone with service SSH
+  ansible.posix.firewalld:
+    service: ssh
+    permanent: true
+    state: disabled
+  register: remove_ssh_service
+
+- name: Reload firewalld after removing SSH service
+  ansible.builtin.service:
+    name: firewalld
+    state: reloaded
+  when: remove_ssh_service.changed

tasks/main.yml

@@ -4,15 +4,17 @@
 - name: install packages
   import_tasks: packages.yml
 
+- name: firewalld configuration
+  import_tasks: firewalld.yml
+
+- name: openssh settings
+  import_tasks: openssh.yml
+
 - name: custom DNS servers
   import_tasks: dns.yml
 
 - name: install ctop
   import_tasks: ctop.yml
 
-- name: openssh settings
-  import_tasks: openssh.yml
-
 - name: performance optimisation
-  import_tasks: performance.yml
-
+  import_tasks: performance.yml

tasks/packages.yml

@@ -31,4 +31,5 @@
       - nload
       - sysstat
       - needrestart
-      - ncat
+      - ncat
+      - firewalld