master script combines changes / mem / commands / connections / users

redis_

@@ -0,0 +1,47 @@
+#! /bin/env ruby
+
+#one script to rule them all
+
+require 'rubygems'
+require 'redis'
+
+commands = {'changes_since_last_save' => {:title => 'Redis Total Connections',
+                                          :label => 'connections',
+                                          :value => 'total_connections_received'},
+            'memory'                  => {:title => 'Redis Memory',
+                                          :label => 'memory',
+                                          :key   => 'used_memory'},
+            'total_commands'          => {:title => 'Redis Total Commands',
+                                          :label => 'commands',
+                                          :key   => 'total_connections_received'},
+            'total_connections'       => {:title => 'Redis Total Connections',
+                                          :label => 'connections',
+                                          :key   => 'total_commands_processed'},
+            'total_users'             => {:title => 'Redis Clients',
+                                          :label => 'clients',
+                                          :key   => 'connected_clients'}}
+
+#valid link name, note the ending '_' when no ip or port:
+#redis_some_command_
+#redis_some_command_1_2_3_4_
+#redis_some_command_1_2_3_4_port
+
+$0 =~ /^redis_([^\d]*)_(?:(\d+_\d+_\d+_\d+)_(\d+)?)?$/
+cmd, ip, port = $1, $2, $3
+
+ip      = ip.nil? ? '127.0.0.1' : ip.gsub!(/_/, '.')
+port    = port.nil? ? 6379 : port
+
+config  = ARGV.any? { |a| a =~ /config/ }
+options = commands[cmd]
+
+if config
+  puts "graph_title #{options[:title]}"
+  puts "graph_category redis"
+  puts "connections.label #{options[:label]}"
+else
+  redis = Redis.new(:host => ip, :port => port)
+  info  = redis.info
+  puts "connections.value" + " " + info[options[:key]].to_s
+end
+