Add some documentation

diff --git a/pdns/dnsdistdist/docs/rules-actions.rst b/pdns/dnsdistdist/docs/rules-actions.rst
index 801879fed15394893705accb4905e572b825d50d..7838f6dd4e8929af14afc1232641671a70a0937e 100644 (file)
--- a/pdns/dnsdistdist/docs/rules-actions.rst
+++ b/pdns/dnsdistdist/docs/rules-actions.rst
@@ -512,6 +512,16 @@ Functions for manipulating Self-Answered Response Rules:
 
   Move the last self answered response rule to the first position.
 
+Function for pool related rules
+
+.. function:: PoolAvailableRule(poolname)
+
+  .. versionadded:: 1.3.3
+
+  Check whether a pool has any servers available to handle queries
+
+  :param string poolname: Pool to check
+
 .. _RulesIntro:
 
 Matching Packets (Selectors)