Move gunicorn plugins to directory. Add example plugin configuration

to gunicorn plugins. Add magic markers to plugins.

plugins/gunicorn/gunicorn_memory_status

@@ -1,14 +1,26 @@
 #!/usr/bin/env python
-#
-#  gunicorn_status - A munin plugin for Linux to monitor the memory
-#   usage of gunicorn processes
-#
-#  Copyright (C) 2012 Azavea, Inc.
-#  Author: Andrew Jennings
-#
-#  Like Munin, this plugin is licensed under the GNU GPL v2 license
-#  http://www.opensource.org/licenses/GPL-2.0
-#
+"""
+  gunicorn_status - A munin plugin for Linux to monitor the memory
+  usage of gunicorn processes
+
+  Copyright (C) 2012 Azavea, Inc.
+  Author: Andrew Jennings
+
+  Like Munin, this plugin is licensed under the GNU GPL v2 license
+  http://www.opensource.org/licenses/GPL-2.0
+
+  If you've put your gunicorn pid somewhere other than the 
+  default /var/run/gunicorn.pid, you can add a section like
+  this to your munin-node's plugin configuration:
+ 
+  [gunicorn_memory_status]
+  env.gunicorn_pid_path [path to your gunicorn pid]
+
+  This plugin supports the following munin configuration parameters:
+  #%# family=auto contrib
+  #%# capabilities=autoconf
+
+"""
 
 import sys, os
 from subprocess import check_output
@@ -20,7 +32,7 @@ except:
     GUNICORN_PID_PATH = "/var/run/gunicorn.pid"
 
 
-class GunicornStatus():
+class GunicornMemoryStatus():
     master_pid = ''
     """
     The Gunicorn master process pid, as a string
@@ -80,7 +92,7 @@ if __name__ == "__main__":
     # Some docs say it'll be called with fetch, some say no arg at all
     elif len(sys.argv) == 1 or (len(sys.argv) == 2 and sys.argv[1] == 'fetch'):
         try:
-            status = GunicornStatus()
+            status = GunicornMemoryStatus()
             status.print_total_memory()
         except:
             sys.exit("Couldn't retrieve gunicorn memory usage information")

plugins/gunicorn/gunicorn_status

@@ -1,13 +1,25 @@
 #!/usr/bin/env python
-#
-#  gunicorn_status - A munin plugin for Linux to monitor gunicorn processes
-#
-#  Copyright (C) 2012 Azavea, Inc.
-#  Author: Andrew Jennings
-#
-#  Like Munin, this plugin is licensed under the GNU GPL v2 license
-#  http://www.opensource.org/licenses/GPL-2.0
-#
+"""
+  gunicorn_status - A munin plugin for Linux to monitor gunicorn processes
+
+  Copyright (C) 2012 Azavea, Inc.
+  Author: Andrew Jennings
+
+  Like Munin, this plugin is licensed under the GNU GPL v2 license
+  http://www.opensource.org/licenses/GPL-2.0
+
+  If you've put your gunicorn pid somewhere other than the 
+  default /var/run/gunicorn.pid, you can add a section like
+  this to your munin-node's plugin configuration:
+ 
+  [gunicorn_status]
+  env.gunicorn_pid_path [path to your gunicorn pid]
+
+  This plugin supports the following munin configuration parameters:
+  #%# family=auto contrib
+  #%# capabilities=autoconf
+
+"""
 
 import sys, os
 from subprocess import check_output