Merge pull request #111 from mjbnz/add-filter-option

Add support for filter option for proxies.

README.md

@@ -117,6 +117,9 @@ Set up (the latest version of) [HAProxy](http://www.haproxy.org/) in Ubuntu syst
 * `haproxy_listen.{n}.capture.type`: [required]: What to capture (`cookie`, `request header`, `response header`)
 * `haproxy_listen.{n}.capture.name`: [required]: Name of the header or cookie to capture
 * `haproxy_listen.{n}.capture.length`: [required]: Maximum number of characters to capture and report in the logs
+* `haproxy_listen.{n}.filter`: [optional]: Content filters to apply to this section
+* `haproxy_listen.{n}.filter.{n}.name`: [required]: The filter to apply
+* `haproxy_listen.{n}.filter.{n}.params`: [optional]: Parameters for the filter
 * `haproxy_listen.{n}.http_request`: [optional]: Access control for Layer 7 requests
 * `haproxy_listen.{n}.http_request.{n}.action`: [required]: The rules action (e.g. `add-header`)
 * `haproxy_listen.{n}.http_request.{n}.param`: [optional]: The complete line to be added (e.g. `X-Forwarded-Proto https`)
@@ -227,6 +230,8 @@ Set up (the latest version of) [HAProxy](http://www.haproxy.org/) in Ubuntu syst
 * `haproxy_frontend.{n}.capture.type`: [required]: What to capture (`cookie`, `request header`, `response header`)
 * `haproxy_frontend.{n}.capture.name`: [required]: Name of the header or cookie to capture
 * `haproxy_frontend.{n}.capture.length`: [required]: Maximum number of characters to capture and report in the logs
+* `haproxy_frontend.{n}.filter`: [optional]: Dictionary of content filters to apply to this section
+* `haproxy_frontend.{n}.filter.{name}`: [required]: One or more filter `name: param` entries to apply
 * `haproxy_frontend.{n}.http_request`: [optional]: Access control for Layer 7 requests
 * `haproxy_frontend.{n}.http_request.{n}.action`: [required]: The rules action (e.g. `add-header`)
 * `haproxy_frontend.{n}.http_request.{n}.param`: [optional]: The complete line to be added (e.g. `X-Forwarded-Proto https`)
@@ -350,6 +355,8 @@ Set up (the latest version of) [HAProxy](http://www.haproxy.org/) in Ubuntu syst
 * `haproxy_backend.{n}.rspirep.{n}.string`: [required]: The complete line to be added. Any space or known delimiter must be escaped using a backslash (`'\'`) (in version < 1.6)
 * `haproxy_backend.{n}.rspirep.{n}.cond`: [optional]: Matching condition built from ACLs
 * `haproxy_backend.{n}.cookie`: [optional]: Enable cookie-based persistence in a backend (e.g. `JSESSIONID prefix nocache`)
+* `haproxy_backend.{n}.filter`: [optional]: Dictionary of content filters to apply to this section
+* `haproxy_backend.{n}.filter.{name}`: [required]: One or more filter `name: param` entries to apply
 * `haproxy_backend.{n}.http_request`: [optional]: Access control for Layer 7 requests
 * `haproxy_backend.{n}.http_request.{n}.action`: [required]: The rules action (e.g. `add-header`)
 * `haproxy_backend.{n}.http_request.{n}.param`: [optional]: The complete line to be added (e.g. `X-Forwarded-Proto https`)

templates/etc/haproxy/backend.cfg.j2

@@ -25,6 +25,9 @@ backend {{ backend.name }}
 {% if backend.cookie is defined %}
   cookie {{ backend.cookie }}
 {% endif %}
+{% for filter in backend.filter | default([]) %}
+  filter {{ filter.name }}{{ filter.params is defined | ternary([''] + [filter.params], []) | join(' ') }}
+{% endfor %}
 {% for acl in backend.acl | default([]) %}
   acl {{ acl.string }}
 {% endfor %}

templates/etc/haproxy/frontend.cfg.j2

@@ -34,6 +34,9 @@ frontend {{ frontend.name }}
 {% for timeout in frontend.timeout | default([]) %}
   timeout {{ timeout.type }} {{ timeout.timeout }}
 {% endfor %}
+{% for filter in frontend.filter | default([]) %}
+  filter {{ filter.name }}{{ filter.params is defined | ternary([''] + [filter.params], []) | join(' ') }}
+{% endfor %}
 {% for acl in frontend.acl | default([]) %}
   acl {{ acl.string }}
 {% endfor %}

templates/etc/haproxy/listen.cfg.j2

@@ -52,6 +52,9 @@ listen {{ listen.name }}
 {% for timeout in listen.timeout | default([]) %}
   timeout {{ timeout.type }} {{ timeout.timeout }}
 {% endfor %}
+{% for filter in listen.filter | default([]) %}
+  filter {{ filter.name }}{{ filter.params is defined | ternary([''] + [filter.params], []) | join(' ') }}
+{% endfor %}
 {% for acl in listen.acl | default([]) %}
   acl {{ acl.string }}
 {% endfor %}