Adding patterns to catch instances where the node name is surrounded …

…by single-quotes

providers/cluster.rb

@@ -78,23 +78,23 @@ def current_cluster_name(cluster_status)
 
 # Get running nodes
 def running_nodes(cluster_status)
-  pattern = '({running_nodes,\[)(.*?)(\]})'
+  pattern = '({running_nodes,\[\'*)(.*?)(\'*\]})'
   result = match_pattern_cluster_status(cluster_status, pattern)
   Chef::Log.debug("[rabbitmq_cluster] running_nodes : #{result}")
   result.split(',')
 end
 
 # Get disc nodes
 def disc_nodes(cluster_status)
-  pattern = '({disc,\[)(.*?)(\]})'
+  pattern = '({disc,\[\'*)(.*?)(\'*\]})'
   result = match_pattern_cluster_status(cluster_status, pattern)
   Chef::Log.debug("[rabbitmq_cluster] disc_nodes : #{result}")
   result.split(',')
 end
 
 # Get ram nodes
 def ram_nodes(cluster_status)
-  pattern = '({ram,\[)(.*?)(\]})'
+  pattern = '({ram,\[\'*)(.*?)(\'*\]})'
   result = match_pattern_cluster_status(cluster_status, pattern)
   Chef::Log.debug("[rabbitmq_cluster] ram_nodes : #{result}")
   result.split(',')
@@ -109,6 +109,7 @@ def node_name
   cmd.run_command
   cmd.error!
   result = cmd.stdout.chomp
+  result.gsub!(/'/, '')
   Chef::Log.debug("[rabbitmq_cluster] node name : #{result}")
   result
 end