From 8b21a0a0ee010a18a34c00aeab5edbfc72f3d7a6 Mon Sep 17 00:00:00 2001
From: Adam Hamsik <adam.hamsik@chillisys.com>
Date: Thu, 25 Oct 2018 16:43:14 +0200
Subject: [PATCH] Add ability to define default_server option

---
 README.md                             | 3 +++
 defaults/main.yml                     | 1 +
 templates/etc/haproxy/backend.cfg.j2  | 4 ++++
 templates/etc/haproxy/defaults.cfg.j2 | 4 ++++
 templates/etc/haproxy/listen.cfg.j2   | 4 ++++
 5 files changed, 16 insertions(+)

diff --git a/README.md b/README.md
index b10f39ba..e6edf927 100644
--- a/README.md
+++ b/README.md
@@ -68,6 +68,7 @@ Set up (the latest version of) [HAProxy](http://www.haproxy.org/) in Ubuntu syst
 * `haproxy_defaults_compression`: [optional]: Compression declarations
 * `haproxy_defaults_compression.{}.name`: [required]: The compression name (e.g. `algo`, `type`, `offload`)
 * `haproxy_defaults_compression.{}.value`: [required]: The compression value, (e.g. if name = algo : one of this values `identity`, `gzip`, `deflate`, `raw-deflate` / if name = type : list of mime type separated by space for example `text/html text/plain text/css` / if name = `offload` value is empty)
+* `haproxy_default_server_params`: [optional]: Default server backend parameters passed to each backend/listen server.
 
 * `haproxy_ssl_map`: [default: `[]`]: SSL declarations
 * `haproxy_ssl_map.{n}.src`: The local path of the file to copy, can be absolute or relative (e.g. `../../../files/haproxy/etc/haproxy/ssl/star-example-com.pem`)
@@ -155,6 +156,7 @@ Set up (the latest version of) [HAProxy](http://www.haproxy.org/) in Ubuntu syst
 * `haproxy_listen.{n}.errorfile`: [optional]: Errorfile declarations
 * `haproxy_listen.{n}.errorfile.{n}.code`: [required]: The HTTP status code. Currently, HAProxy is capable of generating codes 200, 400, 403, 408, 500, 502, 503, and 504 (e.g. `400`)
 * `haproxy_listen.{n}.errorfile.{n}.file`: [required]: A file containing the full HTTP response (e.g `/etc/haproxy/errors/400.http`)
+* `haproxy_listen.{n}.default_server_params`: [optional]: Default server params applied for each server for this particular listen entry.
 
 * `haproxy_frontend`: [default: `[]`]: Front-end declarations
 * `haproxy_frontend.{n}.name`: [required]: The name of the section (e.g. `https`)
@@ -279,6 +281,7 @@ Set up (the latest version of) [HAProxy](http://www.haproxy.org/) in Ubuntu syst
 * `haproxy_backend.{n}.errorfile`: [optional]: Errorfile declarations
 * `haproxy_backend.{n}.errorfile.{n}.code`: [required]: The HTTP status code. Currently, HAProxy is capable of generating codes 200, 400, 403, 408, 500, 502, 503, and 504 (e.g. `400`)
 * `haproxy_backend.{n}.errorfile.{n}.file`: [required]: A file containing the full HTTP response (e.g `/etc/haproxy/errors/400.http`)
+* `haproxy_backend.{n}.default_server_params`: [optional]: Default server params applied for each server for this particular backend entry.
 
 * `haproxy_userlists`: [default: `[]`]: Userlist declarations
 * `haproxy_userlists.{n}.name`: [required]: The name of the userlist
diff --git a/defaults/main.yml b/defaults/main.yml
index 24b3852a..ddd448e7 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -40,6 +40,7 @@ haproxy_defaults_mode: http
 haproxy_defaults_option:
   - httplog
   - dontlognull
+haproxy_default_server_params: []
 haproxy_defaults_timeout:
   - type: connect
     timeout: 5000
diff --git a/templates/etc/haproxy/backend.cfg.j2 b/templates/etc/haproxy/backend.cfg.j2
index 5d20da34..7dd0e660 100644
--- a/templates/etc/haproxy/backend.cfg.j2
+++ b/templates/etc/haproxy/backend.cfg.j2
@@ -106,6 +106,10 @@ backend {{ backend.name }}
   compression {{ compression.name }} {{ compression.value }}
 {% endfor %}
 
+{% if backend.default_server_params is defined %}
+  default-server {% for param in backend.default_server_params | default([]) %} {{ param }}{% endfor %}
+{% endif %}
+
 {% for server in backend.server | default([]) %}
   server {{ server.name }} {{ server.listen }}{% for param in server.param | default([]) %} {{ param }}{% endfor %}
 
diff --git a/templates/etc/haproxy/defaults.cfg.j2 b/templates/etc/haproxy/defaults.cfg.j2
index 6a2f95ec..9473e075 100644
--- a/templates/etc/haproxy/defaults.cfg.j2
+++ b/templates/etc/haproxy/defaults.cfg.j2
@@ -39,3 +39,7 @@
 {% for compression in haproxy_defaults_compression | default([]) %}
   compression {{ compression.name }} {{ compression.value }}
 {% endfor %}
+
+{% if haproxy_default_server_params is defined %}
+  default-server {% for param in haproxy_default_server_params | default([]) %} {{ param }}{% endfor %}
+{% endif %}
\ No newline at end of file
diff --git a/templates/etc/haproxy/listen.cfg.j2 b/templates/etc/haproxy/listen.cfg.j2
index 950ab97d..18328c25 100644
--- a/templates/etc/haproxy/listen.cfg.j2
+++ b/templates/etc/haproxy/listen.cfg.j2
@@ -138,6 +138,10 @@ listen {{ listen.name }}
   compression {{ compression.name }} {{ compression.value }}
 {% endfor %}
 
+{% if listen.default_server_params is defined %}
+  default-server {% for param in listen.default_server_params | default([]) %} {{ param }}{% endfor %}
+{% endif %}
+
 {% for server in listen.server | default([]) %}
   server {{ server.name }} {{ server.listen }}{% for param in server.param | default([]) %} {{ param }}{% endfor %}