Allow configuration options to be specified as environment variables

1 files changed, 9 insertions, 3 deletions

diff --git a/docs/settings_file.rst b/docs/settings_file.rst
index d09f124..04fe451 100644
--- a/docs/settings_file.rst
+++ b/docs/settings_file.rst
@@ -1,7 +1,13 @@
 ##############################
 Server Settings (eventmq.conf)
 ##############################
-EventMQ uses a standard INI style config file found at ``/etc/eventmq.conf``.
+EventMQ uses a standard INI style config file with the default
+location of ``/etc/eventmq.conf``. If you would like to specify a custom path
+you can use the ``EVENTMQ_CONFIG_FILE`` environment variable.
+
+All of these options can be defined via environment variables by converting
+them to upper case and prefixing them with ``EVENTMQ_``. For example
+``EVENTMQ_MAX_SOCKETS=2048``.
 
 ******
 Global
@@ -37,7 +43,7 @@ Default: 'tcp://127.0.0.1:47291'
 The address used to listen for connections from workers
 
 wal
-=======
+===
 Default: '/var/log/eventmq/wal.log'
 
 Write-ahead Log for replaying messages received by the Router.  Will
@@ -45,7 +51,7 @@ try to create the directory specified and append to the filename given.
 Requires correct permissions to write to the given file.
 
 wal_enabled
-===============
+===========
 Default: False
 
 Enable or disable the Write-ahead Log