Don't override haproxy.cfg if it is manageabled by haproxy data plane api

defaults/main.yaml

@@ -6,10 +6,13 @@ haproxy_cert_name: haproxy.pem
 haproxy_self_signed_cert: no
 haproxy_self_signed_cert_gen_path: "{{ haproxy_path }}/tempssl"
 haproxy_lua_path: "{{ haproxy_path }}/lua"
+haproxy_maps_path: "{{ haproxy_path }}/maps"
 
 haproxy_stats_user: haproxy
 haproxy_stats_password: P@ssw0rd
 
+haproxy_dataplaneapi: false
+
 haproxy_default_config:
   global:
     daemon:

tasks/Debian.yaml

@@ -63,6 +63,7 @@
   when:
     - haproxy_config_override is not defined or haproxy_config_override | length <= 0
     - haproxy_config_base64_override is not defined or haproxy_config_base64_override | length <= 0
+    - not haproxy_dataplaneapi or not haproxy_config_file_exists
   block:
     - name: Merge config for HAProxy
       set_fact:
@@ -79,6 +80,7 @@
   when:
     - haproxy_config_override is defined
     - haproxy_config_override | length > 0
+    - not haproxy_dataplaneapi or not haproxy_config_file_exists
   block:
     - set_fact:
         haproxy_config: "{{ haproxy_config_override }}"
@@ -94,6 +96,7 @@
   when:
     - haproxy_config_base64_override is defined
     - haproxy_config_base64_override | length > 0
+    - not haproxy_dataplaneapi or not haproxy_config_file_exists
   block:
     - set_fact:
         haproxy_config: "{{ haproxy_config_base64_override | b64decode }}"
@@ -106,16 +109,19 @@
         - Reload HAProxy
 
 - name: Add maps for HAProxy
-  include_tasks: map.yaml
-  when: haproxy_map is defined
-
+  include_tasks: maps.yaml
+  when:
+    - haproxy_maps is defined
+    
 - name: Add lua code for HAProxy
   include_tasks: lua.yaml
-  when: haproxy_lua is defined
-
+  when:
+    - haproxy_lua is defined
+  
 - name: Add certificate for HAProxy
   include_tasks: cert.yaml
-  when: haproxy_ssl
+  when:
+    - haproxy_ssl
 
 - name: Enable and start HAProxy service
   systemd:

tasks/RedHat.yaml

@@ -71,6 +71,7 @@
   when:
     - haproxy_config_override is not defined or haproxy_config_override | length <= 0
     - haproxy_config_base64_override is not defined or haproxy_config_base64_override | length <= 0
+    - not haproxy_dataplaneapi or not haproxy_config_file_exists
   block:
     - name: Merge config for HAProxy
       set_fact:
@@ -87,6 +88,7 @@
   when:
     - haproxy_config_override is defined
     - haproxy_config_override | length > 0
+    - not haproxy_dataplaneapi or not haproxy_config_file_exists
   block:
     - set_fact:
         haproxy_config: "{{ haproxy_config_override }}"
@@ -102,6 +104,7 @@
   when:
     - haproxy_config_base64_override is defined
     - haproxy_config_base64_override | length > 0
+    - not haproxy_dataplaneapi or not haproxy_config_file_exists
   block:
     - set_fact:
         haproxy_config: "{{ haproxy_config_base64_override | b64decode }}"
@@ -114,16 +117,19 @@
         - Reload HAProxy
 
 - name: Add maps for HAProxy
-  include_tasks: map.yaml
-  when: haproxy_map is defined
+  include_tasks: maps.yaml
+  when:
+    - haproxy_maps is defined
 
 - name: Add lua code for HAProxy
   include_tasks: lua.yaml
-  when: haproxy_lua is defined
+  when:
+    - haproxy_lua is defined
 
 - name: Add certificate for HAProxy
   include_tasks: cert.yaml
-  when: haproxy_ssl
+  when:
+    - haproxy_ssl
 
 - name: Enable and start HAProxy service
   systemd:

tasks/main.yaml

@@ -17,5 +17,8 @@
         - "vars"
   tags: haproxy_vars
 
+- name: Include pre-checks.yaml
+  include_tasks: pre-checks.yaml
+
 - name: Include HAProxy install
   include_tasks: "{{ ansible_facts['os_family'] }}.yaml"

tasks/map.yaml

@@ -1,8 +0,0 @@
----
-- name: Write maps for HAProxy
-  copy:
-    dest: "{{ haproxy_path }}/{{ item.key }}" 
-    content: "{{ item.value }}"
-  loop: "{{ haproxy_map | dict2items }}"
-  notify: 
-    - Reload HAProxy

tasks/maps.yaml

@@ -0,0 +1,13 @@
+---
+- name: Create maps dir for HAProxy
+  file:
+    path: "{{ haproxy_maps_path }}"
+    state: directory
+
+- name: Write maps for HAProxy
+  copy:
+    dest: "{{ haproxy_maps_path }}/{{ item.key }}" 
+    content: "{{ item.value }}"
+  loop: "{{ haproxy_map | dict2items }}"
+  notify: 
+    - Reload HAProxy

tasks/pre-checks.yaml

@@ -0,0 +1,8 @@
+- name: Check if haproxy.cfg exists
+  stat:
+    path: "/etc/haproxy/haproxy.cfg"
+  register: haproxy_config_file_exists_result
+
+- name: Set fact about existing haproxy.cfg
+  set_fact:
+    haproxy_config_file_exists: "{{ true if haproxy_config_file_exists_result.stat.exists else false }}"