Merge pull request #1296 from wk/the-great-makeover

the great makeover - standardize layout, alignment, indentation

121 files changed, 1017 insertions, 1208 deletions

diff --git a/lib/oxidized/cli.rb b/lib/oxidized/cli.rb
index 9a09d41..c29e269 100644
--- a/lib/oxidized/cli.rb
+++ b/lib/oxidized/cli.rb
@@ -40,7 +40,7 @@ module Oxidized
     end
 
     def parse_opts
-      opts = Slop.new(:help=>true) do
+      opts = Slop.new(:help => true) do
         on 'd', 'debug', 'turn on debugging'
         on 'daemonize',  'Daemonize/fork the process'
         on 'v', 'version', 'show version' do
@@ -62,7 +62,7 @@ module Oxidized
     def write_pid
       if pidfile?
         begin
-          File.open(pidfile, ::File::CREAT | ::File::EXCL | ::File::WRONLY){|f| f.write("#{Process.pid}") }
+          File.open(pidfile, ::File::CREAT | ::File::EXCL | ::File::WRONLY) { |f| f.write("#{Process.pid}") }
           at_exit { File.delete(pidfile) if File.exists?(pidfile) }
         rescue Errno::EEXIST
           check_pid
diff --git a/lib/oxidized/config.rb b/lib/oxidized/config.rb
index 47544fb..a825d39 100644
--- a/lib/oxidized/config.rb
+++ b/lib/oxidized/config.rb
@@ -13,7 +13,7 @@ module Oxidized
     HookDir   = File.join Directory, %w(lib oxidized hook)
     Sleep     = 1
 
-    def self.load(cmd_opts={})
+    def self.load(cmd_opts = {})
       asetus = Asetus.new(name: 'oxidized', load: false, key_to_s: true)
       Oxidized.asetus = asetus
 
@@ -37,7 +37,7 @@ module Oxidized
       asetus.default.input.default    = 'ssh, telnet'
       asetus.default.input.debug      = false # or String for session log file
       asetus.default.input.ssh.secure = false # complain about changed certs
-      asetus.default.input.ftp.passive= true  # ftp passive mode
+      asetus.default.input.ftp.passive = true # ftp passive mode
 
       asetus.default.output.default = 'file'  # file, git
       asetus.default.source.default = 'csv'   # csv, sql
diff --git a/lib/oxidized/core.rb b/lib/oxidized/core.rb
index e007c9d..440d8e2 100644
--- a/lib/oxidized/core.rb
+++ b/lib/oxidized/core.rb
@@ -11,9 +11,9 @@ module Oxidized
     def initialize args
       Oxidized.mgr = Manager.new
       Oxidized.Hooks = HookManager.from_config(Oxidized.config)
-      nodes        = Nodes.new
+      nodes = Nodes.new
       raise NoNodesFound, 'source returns no usable nodes' if nodes.size == 0
-      @worker      = Worker.new nodes
+      @worker = Worker.new nodes
       trap('HUP') { nodes.load }
       if Oxidized.config.rest?
         begin
@@ -22,7 +22,7 @@ module Oxidized
           raise OxidizedError, 'oxidized-web not found: sudo gem install oxidized-web - \
           or disable web support by setting "rest: false" in your configuration'
         end
-        @rest        = API::Web.new nodes, Oxidized.config.rest
+        @rest = API::Web.new nodes, Oxidized.config.rest
         @rest.run
       end
       run
diff --git a/lib/oxidized/hook.rb b/lib/oxidized/hook.rb
index c27f6fd..915299b 100644
--- a/lib/oxidized/hook.rb
+++ b/lib/oxidized/hook.rb
@@ -1,89 +1,88 @@
 module Oxidized
-class HookManager
-  class << self
-    def from_config cfg
-      mgr = new
-      cfg.hooks.each do |name,h_cfg|
-        h_cfg.events.each do |event|
-          mgr.register event.to_sym, name, h_cfg.type, h_cfg
+  class HookManager
+    class << self
+      def from_config cfg
+        mgr = new
+        cfg.hooks.each do |name, h_cfg|
+          h_cfg.events.each do |event|
+            mgr.register event.to_sym, name, h_cfg.type, h_cfg
+          end
         end
+        mgr
       end
-      mgr
     end
-  end
-
-  # HookContext is passed to each hook. It can contain anything related to the
-  # event in question. At least it contains the event name
-  class HookContext < OpenStruct; end
 
-  # RegisteredHook is a container for a Hook instance
-  class RegisteredHook < Struct.new(:name, :hook); end
+    # HookContext is passed to each hook. It can contain anything related to the
+    # event in question. At least it contains the event name
+    class HookContext < OpenStruct; end
 
-  Events = [
-    :node_success,
-    :node_fail,
-    :post_store,
-    :nodes_done
-  ]
-  attr_reader :registered_hooks
+    # RegisteredHook is a container for a Hook instance
+    class RegisteredHook < Struct.new(:name, :hook); end
 
-  def initialize
-    @registered_hooks = Hash.new {|h,k| h[k] = []}
-  end
+    Events = [
+      :node_success,
+      :node_fail,
+      :post_store,
+      :nodes_done
+    ]
+    attr_reader :registered_hooks
 
-  def register event, name, hook_type, cfg
-    unless Events.include? event
-      raise ArgumentError,
-        "unknown event #{event}, available: #{Events.join ','}"
+    def initialize
+      @registered_hooks = Hash.new { |h, k| h[k] = [] }
     end
 
-    Oxidized.mgr.add_hook hook_type
-    begin
-      hook = Oxidized.mgr.hook.fetch(hook_type).new
-    rescue KeyError
-      raise KeyError, "cannot find hook #{hook_type.inspect}"
-    end
+    def register event, name, hook_type, cfg
+      unless Events.include? event
+        raise ArgumentError,
+              "unknown event #{event}, available: #{Events.join ','}"
+      end
 
-    hook.cfg = cfg
+      Oxidized.mgr.add_hook hook_type
+      begin
+        hook = Oxidized.mgr.hook.fetch(hook_type).new
+      rescue KeyError
+        raise KeyError, "cannot find hook #{hook_type.inspect}"
+      end
 
-    @registered_hooks[event] << RegisteredHook.new(name, hook)
-    Oxidized.logger.debug "Hook #{name.inspect} registered #{hook.class} for event #{event.inspect}"
-  end
+      hook.cfg = cfg
 
-  def handle event, ctx_params={}
-    ctx = HookContext.new ctx_params
-    ctx.event = event
+      @registered_hooks[event] << RegisteredHook.new(name, hook)
+      Oxidized.logger.debug "Hook #{name.inspect} registered #{hook.class} for event #{event.inspect}"
+    end
 
-    @registered_hooks[event].each do |r_hook|
-      begin
-        r_hook.hook.run_hook ctx
-      rescue => e
-        Oxidized.logger.error "Hook #{r_hook.name} (#{r_hook.hook}) failed " +
-                  "(#{e.inspect}) for event #{event.inspect}"
+    def handle event, ctx_params = {}
+      ctx = HookContext.new ctx_params
+      ctx.event = event
+
+      @registered_hooks[event].each do |r_hook|
+        begin
+          r_hook.hook.run_hook ctx
+        rescue => e
+          Oxidized.logger.error "Hook #{r_hook.name} (#{r_hook.hook}) failed " +
+                                "(#{e.inspect}) for event #{event.inspect}"
+        end
       end
     end
   end
-end
 
-# Hook abstract base class
-class Hook
-  attr_reader :cfg
+  # Hook abstract base class
+  class Hook
+    attr_reader :cfg
 
-  def initialize
-  end
+    def initialize
+    end
 
-  def cfg=(cfg)
-    @cfg = cfg
-    validate_cfg! if self.respond_to? :validate_cfg!
-  end
+    def cfg=(cfg)
+      @cfg = cfg
+      validate_cfg! if self.respond_to? :validate_cfg!
+    end
 
-  def run_hook ctx
-    raise NotImplementedError
-  end
+    def run_hook ctx
+      raise NotImplementedError
+    end
 
-  def log(msg, level=:info)
-    Oxidized.logger.send(level, "#{self.class.name}: #{msg}")
+    def log(msg, level = :info)
+      Oxidized.logger.send(level, "#{self.class.name}: #{msg}")
+    end
   end
-
-end
 end
diff --git a/lib/oxidized/hook/awssns.rb b/lib/oxidized/hook/awssns.rb
index 82c118e..183cd2c 100644
--- a/lib/oxidized/hook/awssns.rb
+++ b/lib/oxidized/hook/awssns.rb
@@ -23,5 +23,4 @@ class AwsSns < Oxidized::Hook
       message: message.to_json
     )
   end
-
 end
diff --git a/lib/oxidized/hook/exec.rb b/lib/oxidized/hook/exec.rb
index 3f984c2..8a32412 100644
--- a/lib/oxidized/hook/exec.rb
+++ b/lib/oxidized/hook/exec.rb
@@ -23,10 +23,9 @@ class Exec < Oxidized::Hook
       @cmd = cfg.cmd
       raise "invalid cmd value" unless @cmd.is_a?(String) || @cmd.is_a?(Array)
     end
-
   rescue RuntimeError => e
     raise ArgumentError,
-      "#{self.class.name}: configuration invalid: #{e.message}"
+          "#{self.class.name}: configuration invalid: #{e.message}"
   end
 
   def run_hook ctx
@@ -45,7 +44,7 @@ class Exec < Oxidized::Hook
   def run_cmd! env
     pid, status = nil, nil
     Timeout.timeout(@timeout) do
-      pid = spawn env, @cmd , :unsetenv_others => true
+      pid = spawn env, @cmd, :unsetenv_others => true
       pid, status = wait2 pid
       unless status.exitstatus.zero?
         msg = "#{@cmd.inspect} failed with exit value #{status.exitstatus}"
diff --git a/lib/oxidized/hook/githubrepo.rb b/lib/oxidized/hook/githubrepo.rb
index 4cae4e6..e077d5d 100644
--- a/lib/oxidized/hook/githubrepo.rb
+++ b/lib/oxidized/hook/githubrepo.rb
@@ -35,21 +35,20 @@ class GithubRepo < Oxidized::Hook
     end
 
     Rugged::Commit.create(repo, {
-      parents: [repo.head.target, their_branch.target],
-      tree: merge_index.write_tree(repo),
-      message: "Merge remote-tracking branch '#{their_branch.name}'",
-      update_ref: "HEAD"
-    })
+                            parents: [repo.head.target, their_branch.target],
+                            tree: merge_index.write_tree(repo),
+                            message: "Merge remote-tracking branch '#{their_branch.name}'",
+                            update_ref: "HEAD"
+                          })
   end
 
   private
 
   def credentials
     Proc.new do |url, username_from_url, allowed_types|
-
       if cfg.has_key?('username')
         git_user = cfg.username
-      else 
+      else
         git_user = username_from_url ? username_from_url : 'git'
       end
 
diff --git a/lib/oxidized/hook/slackdiff.rb b/lib/oxidized/hook/slackdiff.rb
index e271d5f..2c5ec14 100644
--- a/lib/oxidized/hook/slackdiff.rb
+++ b/lib/oxidized/hook/slackdiff.rb
@@ -14,8 +14,8 @@ class SlackDiff < Oxidized::Hook
     return unless ctx.event.to_s == "post_store"
     log "Connecting to slack"
     Slack.configure do |config|
-       config.token = cfg.token
-       config.proxy = cfg.proxy if cfg.has_key?('proxy')
+      config.token = cfg.token
+      config.proxy = cfg.proxy if cfg.has_key?('proxy')
     end
     client = Slack::Client.new
     client.auth_test
@@ -46,7 +46,7 @@ class SlackDiff < Oxidized::Hook
       msg = format(cfg.message, :node => ctx.node.name.to_s, :group => ctx.node.group.to_s, :commitref => ctx.commitref, :model => ctx.node.model.class.name.to_s.downcase)
       log msg
       log "Posting message to #{cfg.channel}"
-      client.chat_postMessage(channel: cfg.channel, text: msg,  as_user: true)
+      client.chat_postMessage(channel: cfg.channel, text: msg, as_user: true)
     end
     log "Finished"
   end
diff --git a/lib/oxidized/hook/xmppdiff.rb b/lib/oxidized/hook/xmppdiff.rb
index 52cc0e0..6acb172 100644
--- a/lib/oxidized/hook/xmppdiff.rb
+++ b/lib/oxidized/hook/xmppdiff.rb
@@ -30,25 +30,25 @@ class XMPPDiff < Oxidized::Hook
           sleep 1
           client.auth(cfg.password)
           sleep 1
-  
+
           log "Connected"
-  
+
           m = Jabber::MUC::SimpleMUCClient.new(client)
           m.join(cfg.channel + "/" + cfg.nick)
-  
+
           log "Joined"
-  
+
           title = "#{ctx.node.name} #{ctx.node.group} #{ctx.node.model.class.name.to_s.downcase}"
           log "Posting diff as snippet to #{cfg.channel}"
-  
+
           m.say(title + "\n\n" + diff[:patch].lines.to_a[4..-1].join)
-  
+
           sleep 1
-  
+
           client.close
-  
+
           log "Finished"
-  
+
         end
       end
     rescue Timeout::Error
diff --git a/lib/oxidized/input/cli.rb b/lib/oxidized/input/cli.rb
index 660e173..d434e33 100644
--- a/lib/oxidized/input/cli.rb
+++ b/lib/oxidized/input/cli.rb
@@ -32,26 +32,25 @@ module Oxidized
         @pre_logout.each { |command, block| block ? block.call : (cmd command, nil) }
       end
 
-      def post_login _post_login=nil, &block
+      def post_login _post_login = nil, &block
         unless @exec
           @post_login << [_post_login, block]
         end
       end
 
-      def pre_logout _pre_logout=nil, &block
+      def pre_logout _pre_logout = nil, &block
         unless @exec
-          @pre_logout <<  [_pre_logout, block]
+          @pre_logout << [_pre_logout, block]
         end
       end
 
-      def username re=/^(Username|login)/
+      def username re = /^(Username|login)/
         @username or @username = re
       end
 
-      def password re=/^Password/
+      def password re = /^Password/
         @password or @password = re
       end
-
     end
   end
 end
diff --git a/lib/oxidized/input/ftp.rb b/lib/oxidized/input/ftp.rb
index cdf3688..ebe50ef 100644
--- a/lib/oxidized/input/ftp.rb
+++ b/lib/oxidized/input/ftp.rb
@@ -6,22 +6,22 @@ module Oxidized
   class FTP < Input
     RescueFail = {
       :debug => [
-        #Net::SSH::Disconnect,
+        # Net::SSH::Disconnect,
       ],
       :warn => [
-        #RuntimeError,
-        #Net::SSH::AuthenticationFailed,
+        # RuntimeError,
+        # Net::SSH::AuthenticationFailed,
       ],
     }
     include Input::CLI
 
     def connect node
-      @node       = node
+      @node = node
       @node.model.cfg['ftp'].each { |cb| instance_exec(&cb) }
       @log = File.open(Oxidized::Config::Log + "/#{@node.ip}-ftp", 'w') if Oxidized.config.input.debug?
       @ftp = Net::FTP.new(@node.ip)
       @ftp.passive = Oxidized.config.input.ftp.passive
-      @ftp.login  @node.auth[:username], @node.auth[:password]
+      @ftp.login @node.auth[:username], @node.auth[:password]
       connected?
     end
 
@@ -47,10 +47,9 @@ module Oxidized
 
     def disconnect
       @ftp.close
-    #rescue Errno::ECONNRESET, IOError
+    # rescue Errno::ECONNRESET, IOError
     ensure
       @log.close if Oxidized.config.input.debug?
     end
-
   end
 end
diff --git a/lib/oxidized/input/ssh.rb b/lib/oxidized/input/ssh.rb
index 37d6e75..05c33c0 100644
--- a/lib/oxidized/input/ssh.rb
+++ b/lib/oxidized/input/ssh.rb
@@ -24,20 +24,20 @@ module Oxidized
       secure = Oxidized.config.input.ssh.secure
       @log = File.open(Oxidized::Config::Log + "/#{@node.ip}-ssh", 'w') if Oxidized.config.input.debug?
       port = vars(:ssh_port) || 22
-      
+
       ssh_opts = {
-                :port => port.to_i,
-                :password => @node.auth[:password], :timeout => Oxidized.config.timeout,
-                :paranoid => secure,
-                :auth_methods => %w(none publickey password keyboard-interactive),
-                :number_of_password_prompts => 0,
-        }
+        :port => port.to_i,
+        :password => @node.auth[:password], :timeout => Oxidized.config.timeout,
+        :paranoid => secure,
+        :auth_methods => %w(none publickey password keyboard-interactive),
+        :number_of_password_prompts => 0,
+      }
 
       if proxy_host = vars(:ssh_proxy)
         proxy_command =  "ssh "
         proxy_command += "-o StrictHostKeyChecking=no " unless secure
         proxy_command += "#{proxy_host} -W %h:%p"
-        proxy =  Net::SSH::Proxy::Command.new(proxy_command)
+        proxy = Net::SSH::Proxy::Command.new(proxy_command)
         ssh_opts[:proxy] = proxy
       end
 
@@ -52,7 +52,7 @@ module Oxidized
         begin
           login
         rescue Timeout::Error
-          raise PromptUndetect, [ @output, 'not matching configured prompt', @node.prompt ].join(' ')
+          raise PromptUndetect, [@output, 'not matching configured prompt', @node.prompt].join(' ')
         end
       end
       connected?
@@ -62,7 +62,7 @@ module Oxidized
       @ssh and not @ssh.closed?
     end
 
-    def cmd cmd, expect=node.prompt
+    def cmd cmd, expect = node.prompt
       Oxidized.logger.debug "lib/oxidized/input/ssh.rb #{cmd} @ #{node.name} with expect: #{expect.inspect}"
       if @exec
         @ssh.exec! cmd
@@ -128,8 +128,8 @@ module Oxidized
       end
     end
 
-    def exec state=nil
-      state == nil ? @exec : (@exec=state) unless vars :ssh_no_exec
+    def exec state = nil
+      state == nil ? @exec : (@exec = state) unless vars :ssh_no_exec
     end
 
     def cmd_shell(cmd, expect_re)
@@ -152,6 +152,5 @@ module Oxidized
         end
       end
     end
-
   end
 end
diff --git a/lib/oxidized/input/telnet.rb b/lib/oxidized/input/telnet.rb
index a5561b9..4371e26 100644
--- a/lib/oxidized/input/telnet.rb
+++ b/lib/oxidized/input/telnet.rb
@@ -18,7 +18,7 @@ module Oxidized
               'Model'   => @node.model }
       opt['Output_log'] = Oxidized::Config::Log + "/#{@node.ip}-telnet" if Oxidized.config.input.debug?
 
-      @telnet  = Net::Telnet.new opt
+      @telnet = Net::Telnet.new opt
       if @node.auth[:username] and @node.auth[:username].length > 0
         expect username
         @telnet.puts @node.auth[:username]
@@ -28,7 +28,7 @@ module Oxidized
       begin
         expect @node.prompt
       rescue Timeout::Error
-        raise PromptUndetect, [ 'unable to detect prompt:', @node.prompt ].join(' ')
+        raise PromptUndetect, ['unable to detect prompt:', @node.prompt].join(' ')
       end
     end
 
@@ -36,7 +36,7 @@ module Oxidized
       @telnet and not @telnet.sock.closed?
     end
 
-    def cmd cmd, expect=@node.prompt
+    def cmd cmd, expect = @node.prompt
       Oxidized.logger.debug "Telnet: #{cmd} @#{@node.name}"
       args = { 'String' => cmd }
       args.merge!({ 'Match' => expect, 'Timeout' => @timeout }) if expect
@@ -64,11 +64,9 @@ module Oxidized
       rescue Errno::ECONNRESET
       end
     end
-
   end
 end
 
-
 class Net::Telnet
   ## FIXME: we just need 'line = model.expects line' to handle pager
   ## how to do this, without redefining the whole damn thing
@@ -86,7 +84,7 @@ class Net::Telnet
                  elsif options.has_key?("Prompt")
                    options["Prompt"]
                  elsif options.has_key?("String")
-                   Regexp.new( Regexp.quote(options["String"]) )
+                   Regexp.new(Regexp.quote(options["String"]))
                  end
       time_out = options["Timeout"]  if options.has_key?("Timeout")
       waittime = options["Waittime"] if options.has_key?("Waittime")
@@ -102,7 +100,7 @@ class Net::Telnet
     line = ''
     buf = ''
     rest = ''
-    until(prompt === line and not IO::select([@sock], nil, nil, waittime))
+    until prompt === line and not IO::select([@sock], nil, nil, waittime)
       unless IO::select([@sock], nil, nil, time_out)
         raise TimeoutError, "timed out while waiting for more data"
       end
@@ -114,30 +112,30 @@ class Net::Telnet
           c = rest + c
           if Integer(c.rindex(/#{IAC}#{SE}/no) || 0) <
              Integer(c.rindex(/#{IAC}#{SB}/no) || 0)
-            buf = preprocess(c[0 ... c.rindex(/#{IAC}#{SB}/no)])
-            rest = c[c.rindex(/#{IAC}#{SB}/no) .. -1]
+            buf = preprocess(c[0...c.rindex(/#{IAC}#{SB}/no)])
+            rest = c[c.rindex(/#{IAC}#{SB}/no)..-1]
           elsif pt = c.rindex(/#{IAC}[^#{IAC}#{AO}#{AYT}#{DM}#{IP}#{NOP}]?\z/no) ||
                      c.rindex(/\r\z/no)
-            buf = preprocess(c[0 ... pt])
-            rest = c[pt .. -1]
+            buf = preprocess(c[0...pt])
+            rest = c[pt..-1]
           else
             buf = preprocess(c)
             rest = ''
           end
-       else
-         # Not Telnetmode.
-         #
-         # We cannot use preprocess() on this data, because that
-         # method makes some Telnetmode-specific assumptions.
-         buf = rest + c
-         rest = ''
-         unless @options["Binmode"]
-           if pt = buf.rindex(/\r\z/no)
-             buf = buf[0 ... pt]
-             rest = buf[pt .. -1]
-           end
-           buf.gsub!(/#{EOL}/no, "\n")
-         end
+        else
+          # Not Telnetmode.
+          #
+          # We cannot use preprocess() on this data, because that
+          # method makes some Telnetmode-specific assumptions.
+          buf = rest + c
+          rest = ''
+          unless @options["Binmode"]
+            if pt = buf.rindex(/\r\z/no)
+              buf = buf[0...pt]
+              rest = buf[pt..-1]
+            end
+            buf.gsub!(/#{EOL}/no, "\n")
+          end
         end
         @log.print(buf) if @options.has_key?("Output_log")
         line += buf
diff --git a/lib/oxidized/jobs.rb b/lib/oxidized/jobs.rb
index c566778..fdc1cbf 100644
--- a/lib/oxidized/jobs.rb
+++ b/lib/oxidized/jobs.rb
@@ -6,7 +6,7 @@ module Oxidized
 
     def initialize max, interval, nodes
       @max       = max
-      # Set interval to 1 if interval is 0 (=disabled) so we don't break 
+      # Set interval to 1 if interval is 0 (=disabled) so we don't break
       # the 'ceil' function
       @interval  = interval == 0 ? 1 : interval
       @nodes     = nodes
@@ -28,7 +28,7 @@ module Oxidized
         @durations.fill AVERAGE_DURATION, @durations.size...@nodes.size
       end
       @durations.push(last).shift
-      @duration = @durations.inject(:+).to_f / @nodes.size #rolling average
+      @duration = @durations.inject(:+).to_f / @nodes.size # rolling average
       new_count
     end
 
@@ -45,9 +45,8 @@ module Oxidized
       # and  c) there is more than MAX_INTER_JOB_GAP since last one was started
       # then we want one more thread (rationale is to fix hanging thread causing HOLB)
       if @want <= size and @want < @nodes.size
-        @want +=1 if (Time.now.utc - @last) > MAX_INTER_JOB_GAP
+        @want += 1 if (Time.now.utc - @last) > MAX_INTER_JOB_GAP
       end
     end
-
   end
 end
diff --git a/lib/oxidized/manager.rb b/lib/oxidized/manager.rb
index d2ef4d2..c4523f3 100644
--- a/lib/oxidized/manager.rb
+++ b/lib/oxidized/manager.rb
@@ -7,11 +7,11 @@ module Oxidized
     class << self
       def load dir, file
         begin
-          require File.join dir, file+'.rb'
+          require File.join dir, file + '.rb'
           klass = nil
           [Oxidized, Object].each do |mod|
             klass = mod.constants.find { |const| const.to_s.downcase == file.downcase }
-            klass = mod.constants.find { |const| const.to_s.downcase == 'oxidized'+ file.downcase } unless klass
+            klass = mod.constants.find { |const| const.to_s.downcase == 'oxidized' + file.downcase } unless klass
             klass = mod.const_get klass if klass
             break if klass
           end
@@ -31,16 +31,19 @@ module Oxidized
       @source = {}
       @hook = {}
     end
+
     def add_input method
       method = Manager.load Config::InputDir, method
       return false if method.empty?
       @input.merge! method
     end
+
     def add_output method
       method = Manager.load Config::OutputDir, method
       return false if method.empty?
       @output.merge! method
     end
+
     def add_model _model
       name = _model
       _model = Manager.load File.join(Config::Root, 'model'), name
@@ -48,12 +51,14 @@ module Oxidized
       return false if _model.empty?
       @model.merge! _model
     end
+
     def add_source _source
       return nil if @source.has_key? _source
       _source = Manager.load Config::SourceDir, _source
       return false if _source.empty?
       @source.merge! _source
     end
+
     def add_hook _hook
       return nil if @hook.has_key? _hook
       name = _hook
diff --git a/lib/oxidized/model/acos.rb b/lib/oxidized/model/acos.rb
index 47649a2..a2db89c 100644
--- a/lib/oxidized/model/acos.rb
+++ b/lib/oxidized/model/acos.rb
@@ -3,7 +3,7 @@ class ACOS < Oxidized::Model
 
   comment  '! '
 
-  ##ACOS prompt changes depending on the state of the device
+  # ACOS prompt changes depending on the state of the device
   prompt /^([-\w.\/:?\[\]\(\)]+[#>]\s?)$/
 
   cmd :secret do |cfg|
@@ -30,19 +30,19 @@ class ACOS < Oxidized::Model
   end
 
   cmd 'show partition-config all' do |cfg|
-     cfg.gsub! /(Current configuration).*/, '\\1 <removed>'
-     cfg.gsub! /(Configuration last updated at).*/, '\\1 <removed>'
-     cfg.gsub! /(Configuration last saved at).*/, '\\1 <removed>'
-     cfg.gsub! /(Configuration last synchronized at).*/, '\\1 <removed>'
-     cfg
-  end  
+    cfg.gsub! /(Current configuration).*/, '\\1 <removed>'
+    cfg.gsub! /(Configuration last updated at).*/, '\\1 <removed>'
+    cfg.gsub! /(Configuration last saved at).*/, '\\1 <removed>'
+    cfg.gsub! /(Configuration last synchronized at).*/, '\\1 <removed>'
+    cfg
+  end
 
   cmd 'show running-config all-partitions' do |cfg|
-     cfg.gsub! /(Current configuration).*/, '\\1 <removed>'
-     cfg.gsub! /(Configuration last updated at).*/, '\\1 <removed>'
-     cfg.gsub! /(Configuration last saved at).*/, '\\1 <removed>'
-     cfg.gsub! /(Configuration last synchronized at).*/, '\\1 <removed>'
-     cfg
+    cfg.gsub! /(Current configuration).*/, '\\1 <removed>'
+    cfg.gsub! /(Configuration last updated at).*/, '\\1 <removed>'
+    cfg.gsub! /(Configuration last saved at).*/, '\\1 <removed>'
+    cfg.gsub! /(Configuration last synchronized at).*/, '\\1 <removed>'
+    cfg
   end
 
   cmd 'show aflex all-partitions' do |cfg|
@@ -50,7 +50,7 @@ class ACOS < Oxidized::Model
   end
 
   cmd 'show aflex all-partitions' do |cfg|
-    @partitions_aflex = cfg.lines.each_with_object({}) do |l,h|
+    @partitions_aflex = cfg.lines.each_with_object({}) do |l, h|
       h[$1] = [] if l.match /partition: (.+)/
       # only consider scripts that have passed syntax check
       h[h.keys.last] << $1 if l.match /^([\w-]+) +Check/
@@ -66,7 +66,7 @@ class ACOS < Oxidized::Model
   pre do
     unless @partitions_aflex.empty?
       out = []
-      @partitions_aflex.each do |partition,arules|
+      @partitions_aflex.each do |partition, arules|
         out << "! partition: #{partition}"
         arules.each do |name|
           cmd("show aflex #{name} partition #{partition}") do |cfg|
@@ -85,7 +85,7 @@ class ACOS < Oxidized::Model
     username  /login:/
     password  /^Password:/
   end
-  
+
   cfg :telnet, :ssh do
     # preferred way to handle additional passwords
     post_login do
@@ -98,5 +98,4 @@ class ACOS < Oxidized::Model
     post_login 'terminal width 0'
     pre_logout "exit\nexit\nY\r\n"
   end
-
 end
diff --git a/lib/oxidized/model/acsw.rb b/lib/oxidized/model/acsw.rb
index 1aee2b6..c0857b3 100644
--- a/lib/oxidized/model/acsw.rb
+++ b/lib/oxidized/model/acsw.rb
@@ -1,5 +1,4 @@
 class ACSW < Oxidized::Model
-
   prompt /([\w.@()\/\\-]+[#>]\s?)/
   comment  '! '
 
@@ -25,16 +24,13 @@ class ACSW < Oxidized::Model
     cfg
   end
 
-
   cmd 'show version' do |cfg|
     comment cfg
   end
 
-
- cmd 'show inventory' do |cfg|
-   comment cfg
- end
-
+  cmd 'show inventory' do |cfg|
+    comment cfg
+  end
 
   cmd 'show running-config' do |cfg|
     cfg = cfg.each_line.to_a[3..-1]
@@ -63,5 +59,4 @@ class ACSW < Oxidized::Model
     post_login 'terminal length 0'
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/aen.rb b/lib/oxidized/model/aen.rb
index 6d87433..474e6d5 100644
--- a/lib/oxidized/model/aen.rb
+++ b/lib/oxidized/model/aen.rb
@@ -16,5 +16,4 @@ class AEN < Oxidized::Model
   cfg :ssh do
     pre_logout 'exit'
   end
-
-end
\ No newline at end of file
+end
diff --git a/lib/oxidized/model/aireos.rb b/lib/oxidized/model/aireos.rb
index ba13120..a0378c7 100644
--- a/lib/oxidized/model/aireos.rb
+++ b/lib/oxidized/model/aireos.rb
@@ -1,17 +1,16 @@
 class Aireos < Oxidized::Model
-
   # AireOS (at least I think that is what it's called, hard to find data)
   # Used in Cisco WLC 5500
 
-  comment  '# '     ## this complains too, can't find real comment char
+  comment '# ' # this complains too, can't find real comment char
   prompt /^\([^\)]+\)\s>/
 
   cmd :all do |cfg|
     cfg.each_line.to_a[1..-2].join
   end
 
-  ##show sysinfo?
-  ##show switchconfig?
+  # show sysinfo?
+  # show switchconfig?
 
   cmd 'show udi' do |cfg|
     cfg = comment clean cfg
@@ -51,5 +50,4 @@ class Aireos < Oxidized::Model
     out = out.join "\n"
     out << "\n"
   end
-
 end
diff --git a/lib/oxidized/model/alteonos.rb b/lib/oxidized/model/alteonos.rb
index 9eacf4e..dec4faf 100644
--- a/lib/oxidized/model/alteonos.rb
+++ b/lib/oxidized/model/alteonos.rb
@@ -1,5 +1,4 @@
 class ALTEONOS < Oxidized::Model
-
   prompt  /^\(?.+\)?\s?[#>]/
 
   comment '! '
@@ -11,19 +10,19 @@ class ALTEONOS < Oxidized::Model
     cfg
   end
 
-  ############################################################################################## 
-  ##                                 Added to remove                                           #
-  ##                                                                                           #
-  ##/* Configuration dump taken 14:10:20 Fri Jul 28, 2017 (DST)                                #
-  ##/* Configuration last applied at 16:17:05 Fri Jul 14, 2017                                 #
-  ##/* Configuration last save at 16:17:43 Fri Jul 14, 2017                                    #
-  ##/* Version 29.0.3.12, vXXXXXXXX,  Base MAC address XXXXXXXXXXX                             #
-  ##/* To restore SSL Offloading configuration and management HTTPS access,                    #
-  ##/* it is recommended to include the private keys in the dump.                              #
-  ##                                       OR                                                  #        
-  ##/* To restore SSL Offloading configuration and management HTTPS access,it is recommended   #
-  ##/* to include the private keys in the dump.                                                #
-  ##                                                                                           #
+  ##############################################################################################
+  #                                 Added to remove                                            #
+  #                                                                                            #
+  # /* Configuration dump taken 14:10:20 Fri Jul 28, 2017 (DST)                                #
+  # /* Configuration last applied at 16:17:05 Fri Jul 14, 2017                                 #
+  # /* Configuration last save at 16:17:43 Fri Jul 14, 2017                                    #
+  # /* Version 29.0.3.12, vXXXXXXXX,  Base MAC address XXXXXXXXXXX                             #
+  # /* To restore SSL Offloading configuration and management HTTPS access,                    #
+  # /* it is recommended to include the private keys in the dump.                              #
+  #                                       OR                                                   #
+  # /* To restore SSL Offloading configuration and management HTTPS access,it is recommended   #
+  # /* to include the private keys in the dump.                                                #
+  #                                                                                            #
   ##############################################################################################
 
   cmd 'cfg/dump' do |cfg|
@@ -35,19 +34,19 @@ class ALTEONOS < Oxidized::Model
     cfg
   end
 
-  #Answer for Dispay private keys
+  # Answer for Dispay private keys
   expect /^Display private keys\?\s?\[y\/n\]\: $/ do |data, re|
     send "n\r"
     data.sub re, ''
   end
 
-  #Answer for sync to peer on exit
+  # Answer for sync to peer on exit
   expect /^Confirm Sync to Peer\s?\[y\/n\]\: $/ do |data, re|
     send "n\r"
     data.sub re, ''
   end
 
-  #Answer for  Unsaved configuration 
+  # Answer for  Unsaved configuration
   expect /^(WARNING: There are unsaved configuration changes).*/ do |data, re|
     send "n\r"
     data.sub re, ''
@@ -56,5 +55,4 @@ class ALTEONOS < Oxidized::Model
   cfg :ssh do
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/alvarion.rb b/lib/oxidized/model/alvarion.rb
index 7a4dcc7..8831f49 100644
--- a/lib/oxidized/model/alvarion.rb
+++ b/lib/oxidized/model/alvarion.rb
@@ -1,5 +1,4 @@
 class Alvarion < Oxidized::Model
-
   # Used in Alvarion wisp equipment
 
   # Run this command as an instance of Model so we can access node
@@ -7,9 +6,6 @@ class Alvarion < Oxidized::Model
     cmd "#{node.auth[:password]}.cfg"
   end
 
-
   cfg :tftp do
-
   end
-
 end
diff --git a/lib/oxidized/model/aos.rb b/lib/oxidized/model/aos.rb
index ec73b92..fed78c8 100644
--- a/lib/oxidized/model/aos.rb
+++ b/lib/oxidized/model/aos.rb
@@ -1,8 +1,7 @@
 class AOS < Oxidized::Model
-
   # Alcatel-Lucent Operating System
   # used in OmniSwitch
- 
+
   comment  '! '
 
   cmd :all do |cfg|
@@ -10,7 +9,7 @@ class AOS < Oxidized::Model
   end
 
   cmd 'show system' do |cfg|
-    cfg = cfg.each_line.find{|line|line.match 'Description'}
+    cfg = cfg.each_line.find { |line| line.match 'Description' }
     comment cfg.to_s.strip
   end
 
@@ -34,5 +33,4 @@ class AOS < Oxidized::Model
   cfg :telnet, :ssh do
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/aos7.rb b/lib/oxidized/model/aos7.rb
index 8d11066..00bee54 100644
--- a/lib/oxidized/model/aos7.rb
+++ b/lib/oxidized/model/aos7.rb
@@ -1,8 +1,7 @@
 class AOS7 < Oxidized::Model
-
   # Alcatel-Lucent Operating System Version 7 (Linux based)
   # used in OmniSwitch 6900/10k
- 
+
   comment  '! '
 
   cmd :all do |cfg, cmdstring|
@@ -11,7 +10,7 @@ class AOS7 < Oxidized::Model
   end
 
   cmd 'show system' do |cfg|
-    cfg = cfg.each_line.find{|line|line.match 'Description'}
+    cfg = cfg.each_line.find { |line| line.match 'Description' }
     comment cfg.to_s.strip + "\n"
   end
 
diff --git a/lib/oxidized/model/aosw.rb b/lib/oxidized/model/aosw.rb
index 3397305..7543353 100644
--- a/lib/oxidized/model/aosw.rb
+++ b/lib/oxidized/model/aosw.rb
@@ -1,14 +1,13 @@
 class AOSW < Oxidized::Model
-
   # AOSW Aruba Wireless, IAP, Instant Controller and Mobility Access Switches
   # Used in Alcatel OAW-4750 WLAN controller
   # Also Dell controllers
-  
+
   # HPE Aruba Switches should use a different model as the software is based on the HP Procurve line.
-  
+
   # Support for IAP & Instant Controller tested with 115, 205, 215 & 325 running 6.4.4.8-4.2.4.5_57965
   # Support for Mobility Access Switches tested with S2500-48P & S2500-24P running 7.4.1.4_54199 and S2500-24P running 7.4.1.7_57823
-  # All IAPs connected to a Instant Controller will have the same config output. Only the controller needs to be monitored. 
+  # All IAPs connected to a Instant Controller will have the same config output. Only the controller needs to be monitored.
 
   comment  '# '
   prompt /^\(?.+\)?\s[#>]/
@@ -26,11 +25,11 @@ class AOSW < Oxidized::Model
     cfg.gsub!(/ sha (\S+)/, ' sha <secret removed>')
     cfg.gsub!(/ des (\S+)/, ' des <secret removed>')
     cfg.gsub!(/mobility-manager (\S+) user (\S+) (\S+)/, 'mobility-manager \1 user \2 <secret removed>')
-    cfg.gsub!(/mgmt-user (\S+) (root|guest\-provisioning|network\-operations|read\-only|location\-api\-mgmt) (\S+)$/, 'mgmt-user \1 \2 <secret removed>') #MAS & Wireless Controler 
-    cfg.gsub!(/mgmt-user (\S+) (\S+)( (read\-only|guest\-mgmt))?$/, 'mgmt-user \1 <secret removed> \3') #IAP 
-#MAS format: mgmt-user <username> <accesslevel> <password hash>
-#IAP format (root user): mgmt-user <username> <password hash>
-#IAP format: mgmt-user <username> <password hash> <access level>
+    cfg.gsub!(/mgmt-user (\S+) (root|guest\-provisioning|network\-operations|read\-only|location\-api\-mgmt) (\S+)$/, 'mgmt-user \1 \2 <secret removed>') # MAS & Wireless Controler
+    cfg.gsub!(/mgmt-user (\S+) (\S+)( (read\-only|guest\-mgmt))?$/, 'mgmt-user \1 <secret removed> \3') # IAP
+    # MAS format: mgmt-user <username> <accesslevel> <password hash>
+    # IAP format (root user): mgmt-user <username> <password hash>
+    # IAP format: mgmt-user <username> <password hash> <access level>
     cfg.gsub!(/key (\S+)$/, 'key <secret removed>')
     cfg.gsub!(/wpa-passphrase (\S+)$/, 'wpa-passphrase <secret removed>')
     cfg.gsub!(/bkup-passwords (\S+)$/, 'bkup-passwords <secret removed>')
@@ -45,17 +44,17 @@ class AOSW < Oxidized::Model
   end
 
   cmd 'show inventory' do |cfg|
-    cfg = "" if cfg.match /(Invalid input detected at '\^' marker|Parse error)/ #Don't show for unsupported devices (IAP and MAS)
+    cfg = "" if cfg.match /(Invalid input detected at '\^' marker|Parse error)/ # Don't show for unsupported devices (IAP and MAS)
     rstrip_cfg clean cfg
   end
 
   cmd 'show slots' do |cfg|
-    cfg = "" if cfg.match /(Invalid input detected at '\^' marker|Parse error)/ #Don't show for unsupported devices (IAP and MAS)
+    cfg = "" if cfg.match /(Invalid input detected at '\^' marker|Parse error)/ # Don't show for unsupported devices (IAP and MAS)
     rstrip_cfg comment cfg
   end
 
   cmd 'show license' do |cfg|
-    cfg = "" if cfg.match /(Invalid input detected at '\^' marker|Parse error)/ #Don't show for unsupported devices (IAP and MAS)
+    cfg = "" if cfg.match /(Invalid input detected at '\^' marker|Parse error)/ # Don't show for unsupported devices (IAP and MAS)
     rstrip_cfg comment cfg
   end
 
@@ -112,5 +111,4 @@ class AOSW < Oxidized::Model
     out = comment out.join "\n"
     out << "\n"
   end
-
 end
diff --git a/lib/oxidized/model/apc_aos.rb b/lib/oxidized/model/apc_aos.rb
index 530d436..5a4d232 100644
--- a/lib/oxidized/model/apc_aos.rb
+++ b/lib/oxidized/model/apc_aos.rb
@@ -1,11 +1,8 @@
 class Apc_aos < Oxidized::Model
-
   cmd 'config.ini' do |cfg|
     cfg.gsub! /^; Configuration file\, generated on.*/, ''
   end
 
   cfg :ftp do
   end
-
 end
-
diff --git a/lib/oxidized/model/arbos.rb b/lib/oxidized/model/arbos.rb
index 389f3f6..51b269d 100644
--- a/lib/oxidized/model/arbos.rb
+++ b/lib/oxidized/model/arbos.rb
@@ -1,9 +1,8 @@
-class ARBOS  < Oxidized::Model
-
+class ARBOS < Oxidized::Model
   # Arbor OS model #
 
   prompt /^[\S\s]+\n([\w.@-]+[:\/#>]+)\s?$/
-  comment  '# '
+  comment '# '
 
   cmd 'system hardware' do |cfg|
     cfg.gsub! /^Boot\ time\:\s.+/, '' # Remove boot timer
diff --git a/lib/oxidized/model/aricentiss.rb b/lib/oxidized/model/aricentiss.rb
index 14f8502..77b78f4 100644
--- a/lib/oxidized/model/aricentiss.rb
+++ b/lib/oxidized/model/aricentiss.rb
@@ -4,7 +4,6 @@
 # 0               SSE-G48-TG4   (P2-01)           1.0.16-9
 
 class AricentISS < Oxidized::Model
-
   prompt (/^(\e\[27m)?[ \r]*[\w-]+# ?$/)
 
   cfg :ssh do
@@ -49,5 +48,4 @@ class AricentISS < Oxidized::Model
       l
     }.join.gsub(/ +$/, '')
   end
-  
 end
diff --git a/lib/oxidized/model/asa.rb b/lib/oxidized/model/asa.rb
index bea0705..dfd94b1 100644
--- a/lib/oxidized/model/asa.rb
+++ b/lib/oxidized/model/asa.rb
@@ -1,5 +1,4 @@
 class ASA < Oxidized::Model
-
   # Cisco ASA model #
   # Only SSH supported for the sake of security
 
@@ -54,48 +53,47 @@ class ASA < Oxidized::Model
     post_login 'terminal pager 0'
     pre_logout 'exit'
   end
-  
+
   def single_context
-      # Single context mode
-      cmd 'more system:running-config' do |cfg|
-        cfg = cfg.each_line.to_a[3..-1].join
-        cfg.gsub! /^: [^\n]*\n/, ''
-        # backup any xml referenced in the configuration.
-        anyconnect_profiles = cfg.scan(Regexp.new('(\sdisk0:/.+\.xml)')).flatten
-        anyconnect_profiles.each do |profile|
-            cfg << (comment profile + "\n" )
-            cmd ("more" + profile) do |xml|
-              cfg << (comment xml)
-            end
+    # Single context mode
+    cmd 'more system:running-config' do |cfg|
+      cfg = cfg.each_line.to_a[3..-1].join
+      cfg.gsub! /^: [^\n]*\n/, ''
+      # backup any xml referenced in the configuration.
+      anyconnect_profiles = cfg.scan(Regexp.new('(\sdisk0:/.+\.xml)')).flatten
+      anyconnect_profiles.each do |profile|
+        cfg << (comment profile + "\n")
+        cmd ("more" + profile) do |xml|
+          cfg << (comment xml)
         end
-        # if DAP is enabled, also backup dap.xml
-        if cfg.rindex(/dynamic-access-policy-record\s(?!DfltAccessPolicy)/)
-            cfg << (comment "disk0:/dap.xml\n")
-            cmd "more disk0:/dap.xml" do |xml|
-              cfg << (comment xml)
-            end
+      end
+      # if DAP is enabled, also backup dap.xml
+      if cfg.rindex(/dynamic-access-policy-record\s(?!DfltAccessPolicy)/)
+        cfg << (comment "disk0:/dap.xml\n")
+        cmd "more disk0:/dap.xml" do |xml|
+          cfg << (comment xml)
         end
-        cfg
       end
+      cfg
+    end
   end
 
   def multiple_context
-      # Multiple context mode
-      cmd 'changeto system' do |cfg|
-        cmd 'show running-config' do |systemcfg|
-          allcfg = "\n\n" + systemcfg + "\n\n"
-          contexts = systemcfg.scan(/^context (\S+)$/)
-          files = systemcfg.scan(/config-url (\S+)$/)
-          contexts.each_with_index do |cont, i|
-            allcfg = allcfg + "\n\n----------========== [ CONTEXT " + cont.join(" ") + " FILE " + files[i].join(" ") + " ] ==========----------\n\n"
-            cmd "more " + files[i].join(" ") do |cfgcontext|
-              allcfg = allcfg + "\n\n" + cfgcontext
-            end
+    # Multiple context mode
+    cmd 'changeto system' do |cfg|
+      cmd 'show running-config' do |systemcfg|
+        allcfg = "\n\n" + systemcfg + "\n\n"
+        contexts = systemcfg.scan(/^context (\S+)$/)
+        files = systemcfg.scan(/config-url (\S+)$/)
+        contexts.each_with_index do |cont, i|
+          allcfg = allcfg + "\n\n----------========== [ CONTEXT " + cont.join(" ") + " FILE " + files[i].join(" ") + " ] ==========----------\n\n"
+          cmd "more " + files[i].join(" ") do |cfgcontext|
+            allcfg = allcfg + "\n\n" + cfgcontext
           end
-          cfg = allcfg
         end
-        cfg
+        cfg = allcfg
       end
+      cfg
+    end
   end
-
 end
diff --git a/lib/oxidized/model/asyncos.rb b/lib/oxidized/model/asyncos.rb
index ac19e34..2857ef8 100644
--- a/lib/oxidized/model/asyncos.rb
+++ b/lib/oxidized/model/asyncos.rb
@@ -1,28 +1,27 @@
 class AsyncOS < Oxidized::Model
-
   # ESA prompt "(mail.example.com)> "
   prompt /^\r*([(][\w. ]+[)][#>]\s+)$/
-  comment  '! '
-  
-  # Select passphrase display option 
-  expect /\[\S+\]>\s/ do |data, re|  
-    send "3\n"	
+  comment '! '
+
+  # Select passphrase display option
+  expect /\[\S+\]>\s/ do |data, re|
+    send "3\n"
     data.sub re, ''
   end
-  
+
   # handle paging
-  expect /-Press Any Key For More-+.*$/ do |data, re| 
+  expect /-Press Any Key For More-+.*$/ do |data, re|
     send " "
     data.sub re, ''
   end
-  
+
   cmd 'version' do |cfg|
     comment cfg
   end
 
   cmd 'showconfig' do |cfg|
-    #Delete hour and date which change each run
-    #cfg.gsub! /\sCurrent Time: \S+\s\S+\s+\S+\s\S+\s\S+/, ' Current Time:'
+    # Delete hour and date which change each run
+    # cfg.gsub! /\sCurrent Time: \S+\s\S+\s+\S+\s\S+\s\S+/, ' Current Time:'
     # Delete select passphrase display option
     cfg.gsub! /Choose the passphrase option:/, ''
     cfg.gsub! /1. Mask passphrases \(Files with masked passphrases cannot be loaded using/, ''
@@ -30,20 +29,18 @@ class AsyncOS < Oxidized::Model
     cfg.gsub! /2. Encrypt passphrases/, ''
     cfg.gsub! /3. Plain passphrases/, ''
     cfg.gsub! /^3$/, ''
-    #Delete space 
-    cfg.gsub! /\n\s{25,26}/, '' 
-    #Delete after line
-    cfg.gsub! /([-\\\/,.\w><@]+)(\s{25,27})/,"\\1" 
-    # Add a carriage return 
-    cfg.gsub! /([-\\\/,.\w><@]+)(\s{6})([-\\\/,.\w><@]+)/,"\\1\n\\2\\3" 
+    # Delete space
+    cfg.gsub! /\n\s{25,26}/, ''
+    # Delete after line
+    cfg.gsub! /([-\\\/,.\w><@]+)(\s{25,27})/, "\\1"
+    # Add a carriage return
+    cfg.gsub! /([-\\\/,.\w><@]+)(\s{6})([-\\\/,.\w><@]+)/, "\\1\n\\2\\3"
     # Delete prompt
-    cfg.gsub! /^\r*([(][\w. ]+[)][#>]\s+)$/, '' 
+    cfg.gsub! /^\r*([(][\w. ]+[)][#>]\s+)$/, ''
     cfg
-
   end
-  
+
   cfg :ssh do
     pre_logout "exit"
   end
-                              
 end
diff --git a/lib/oxidized/model/audiocodes.rb b/lib/oxidized/model/audiocodes.rb
index b7ee70e..2c77abb 100644
--- a/lib/oxidized/model/audiocodes.rb
+++ b/lib/oxidized/model/audiocodes.rb
@@ -1,20 +1,17 @@
 class AudioCodes < Oxidized::Model
-
-# Pull config from AudioCodes Mediant devices from version > 7.0
+  # Pull config from AudioCodes Mediant devices from version > 7.0
 
   prompt /^\r?([\w.@() -]+[#>]\s?)$/
-  comment  '## '
+  comment '## '
 
   expect /\s*--MORE--$/ do |data, re|
-
     send ' '
 
     data.sub re, ''
-
   end
 
   cmd 'show running-config' do |cfg|
-   cfg
+    cfg
   end
 
   cfg :ssh do
@@ -22,11 +19,10 @@ class AudioCodes < Oxidized::Model
     password /^.+password:\s$/
     pre_logout 'exit'
   end
-  
+
   cfg :telnet do
     username /^Username:\s$/
     password /^Password:\s$/
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/awplus.rb b/lib/oxidized/model/awplus.rb
index 1d8fbcd..7c88d60 100644
--- a/lib/oxidized/model/awplus.rb
+++ b/lib/oxidized/model/awplus.rb
@@ -1,27 +1,26 @@
 class AWPlus < Oxidized::Model
+  # Allied Telesis Alliedware Plus Model#
+  # https://www.alliedtelesis.com/products/software/AlliedWare-Plus
 
-  #Allied Telesis Alliedware Plus Model#
-  #https://www.alliedtelesis.com/products/software/AlliedWare-Plus
-  
   prompt /^(\r?[\w.@:\/-]+[#>]\s?)$/
-  comment  '! '
+  comment '! '
 
-  #Avoids needing "term length 0" to display full config file. 
-    expect /--More--/ do |data, re|
-      send ' '
-      data.sub re, ''
-    end
+  # Avoids needing "term length 0" to display full config file.
+  expect /--More--/ do |data, re|
+    send ' '
+    data.sub re, ''
+  end
 
-  #Removes gibberish pager output e.g. VT100 escape codes
+  # Removes gibberish pager output e.g. VT100 escape codes
   cmd :all do |cfg|
     cfg.gsub! /\e\[K/, ''         # example how to handle pager - cleareol EL0
     cfg.gsub! /\e\[7m\e\[m/, ''   # example how to handle pager - Reverse SGR7
-    cfg.gsub! /\r/, ''  # Filters rogue ^M - see issue #415
+    cfg.gsub! /\r/, '' # Filters rogue ^M - see issue #415
     cfg.each_line.to_a[1..-2].join
   end
 
-  #Remove passwords from config file.
-  #Add vars "remove_secret: true" to global oxidized config file to enable. 
+  # Remove passwords from config file.
+  # Add vars "remove_secret: true" to global oxidized config file to enable.
 
   cmd :secret do |cfg|
     cfg.gsub! /^(snmp-server community).*/, '\\1 <configuration removed>'
@@ -34,52 +33,52 @@ class AWPlus < Oxidized::Model
     cfg
   end
 
-  #Adds "Show system" output to start of config. 
+  # Adds "Show system" output to start of config.
 
   cmd 'Show System' do |cfg|
-    comment cfg.insert(0,"--------------------------------------------------------------------------------! \n")
-    #Unhash below to write a comment in the config file.
-    cfg.insert(0,"Starting: Show system cmd \n")
+    comment cfg.insert(0, "--------------------------------------------------------------------------------! \n")
+    # Unhash below to write a comment in the config file.
+    cfg.insert(0, "Starting: Show system cmd \n")
     cfg << "\n \nEnding: show system cmd"
     comment cfg << "\n--------------------------------------------------------------------------------! \n \n"
-    #Removes the following lines from "show system" in output file. This ensures oxidized diffs are meaningful. 
-    comment cfg.each_line.reject { |line| 
-                                    line.match /^$\n/ or #Remove blank lines in "sh sys"
-                                    line.match /System Status\s*.*/ or
-                                    line.match /RAM\s*:.*/ or 
-                                    line.match /Uptime\s*:.*/ or 
-                                    line.match /Flash\s*:.*/ or 
-                                    line.match /Current software\s*:.*/ or 
-                                    line.match /Software version\s*:.*/ or 
-                                    line.match /Build date\s*:.*/ }.join
+    # Removes the following lines from "show system" in output file. This ensures oxidized diffs are meaningful.
+    comment cfg.each_line.reject { |line|
+              line.match /^$\n/ or # Remove blank lines in "sh sys"
+                line.match /System Status\s*.*/ or
+                line.match /RAM\s*:.*/ or
+                line.match /Uptime\s*:.*/ or
+                line.match /Flash\s*:.*/ or
+                line.match /Current software\s*:.*/ or
+                line.match /Software version\s*:.*/ or
+                line.match /Build date\s*:.*/
+            } .join
   end
-     
-  #Actually get the devices running config#
+
+  # Actually get the devices running config#
   cmd 'show running-config' do |cfg|
     cfg
   end
-  
-  #Config required for telnet to detect username prompt
+
+  # Config required for telnet to detect username prompt
   cfg :telnet do
     username /login:\s/
-    end
+  end
 
-  #Main login config
-    cfg :telnet, :ssh do
+  # Main login config
+  cfg :telnet, :ssh do
     post_login do
       if vars :enable
         send "enable\n"
         expect /^Password:\s/
         cmd vars(:enable) + "\r\n"
       else
-        cmd 'enable' # Required for Priv-Exec users without enable PW to be put into "enable mode". 
+        cmd 'enable' # Required for Priv-Exec users without enable PW to be put into "enable mode".
       end
-#      cmd 'terminal length 0' #set so the entire config is output without intervention.
+      #      cmd 'terminal length 0' #set so the entire config is output without intervention.
     end
     pre_logout do
-#      cmd 'terminal no length' #Sets term length back to default on exit. 
-      send  "exit\r\n"
+      #      cmd 'terminal no length' #Sets term length back to default on exit.
+      send "exit\r\n"
     end
-  end  
-
+  end
 end
diff --git a/lib/oxidized/model/boss.rb b/lib/oxidized/model/boss.rb
index 02201a1..cf762ee 100644
--- a/lib/oxidized/model/boss.rb
+++ b/lib/oxidized/model/boss.rb
@@ -16,7 +16,7 @@ class Boss < Oxidized::Model
     data.sub re, ''
   end
 
-  # Handle the Failed retries since last login 
+  # Handle the Failed retries since last login
   # no known way to disable other than to implement radius authentication
   expect /Press ENTER to continue/ do |data, re|
     send "\n"
@@ -29,7 +29,7 @@ class Boss < Oxidized::Model
     send "c"
     data.sub re, ''
   end
- 
+
   # needed for proper formatting
   cmd('') { |cfg| comment "#{cfg}\n" }
 
@@ -43,7 +43,7 @@ class Boss < Oxidized::Model
     cfg.gsub! /\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2} .*/, ''
     comment "#{cfg}\n"
   end
-  
+
   # if a stack then collect the stacking information
   cmd 'show stack-info' do |cfg|
     if @stack
@@ -72,5 +72,4 @@ class Boss < Oxidized::Model
     post_login 'terminal length 0'
     post_login 'terminal width 132'
   end
-
 end
diff --git a/lib/oxidized/model/br6910.rb b/lib/oxidized/model/br6910.rb
index df93793..1e79da3 100644
--- a/lib/oxidized/model/br6910.rb
+++ b/lib/oxidized/model/br6910.rb
@@ -1,45 +1,43 @@
-

-class BR6910 < Oxidized::Model

-

-  prompt /^([\w.@()-]+[#>]\s?)$/

-  comment  '! '

-

-  # not possible to disable paging prior to show running-config

-  expect /^((.*)Others to exit ---(.*))$/ do |data, re|

-    send 'a'

-    data.sub re, ''

-  end

-

-  cmd :all do |cfg|

-    # sometimes br6910s inserts arbitrary whitespace after commands are

-    # issued on the CLI, from run to run.  this normalises the output.

-    cfg.each_line.to_a[1..-2].drop_while { |e| e.match /^\s+$/ }.join

-  end

-

-  cmd 'show version' do |cfg|

-    comment cfg

-  end

-

-  # show flash is not possible on a brocade 6910, do dir instead 

-  # to see flash contents (includes config file names)

-  cmd 'dir' do |cfg|

-    comment cfg

-  end

-

-  cmd 'show running-config' do |cfg|

-    arr = cfg.each_line.to_a

-    arr[2..-1].join unless arr.length < 2

-  end

-

-  cfg :telnet do

-    username /^Username:/

-    password /^Password:/

-  end

-

-  # post login and post logout 

-  cfg :telnet, :ssh do

-    post_login ''

-    pre_logout 'exit'

-  end

-

-end

+
+class BR6910 < Oxidized::Model
+  prompt /^([\w.@()-]+[#>]\s?)$/
+  comment '! '
+
+  # not possible to disable paging prior to show running-config
+  expect /^((.*)Others to exit ---(.*))$/ do |data, re|
+    send 'a'
+    data.sub re, ''
+  end
+
+  cmd :all do |cfg|
+    # sometimes br6910s inserts arbitrary whitespace after commands are
+    # issued on the CLI, from run to run.  this normalises the output.
+    cfg.each_line.to_a[1..-2].drop_while { |e| e.match /^\s+$/ }.join
+  end
+
+  cmd 'show version' do |cfg|
+    comment cfg
+  end
+
+  # show flash is not possible on a brocade 6910, do dir instead
+  # to see flash contents (includes config file names)
+  cmd 'dir' do |cfg|
+    comment cfg
+  end
+
+  cmd 'show running-config' do |cfg|
+    arr = cfg.each_line.to_a
+    arr[2..-1].join unless arr.length < 2
+  end
+
+  cfg :telnet do
+    username /^Username:/
+    password /^Password:/
+  end
+
+  # post login and post logout
+  cfg :telnet, :ssh do
+    post_login ''
+    pre_logout 'exit'
+  end
+end
diff --git a/lib/oxidized/model/c4cmts.rb b/lib/oxidized/model/c4cmts.rb
index 150029c..8ea27c6 100644
--- a/lib/oxidized/model/c4cmts.rb
+++ b/lib/oxidized/model/c4cmts.rb
@@ -1,15 +1,14 @@
 class C4CMTS < Oxidized::Model
-
   # Arris C4 CMTS
 
   prompt /^([\w.@:\/-]+[#>]\s?)$/
   comment  '! '
 
   cmd :all do |cfg|
-    cfg.each_line.to_a[1..-2].map{|line|line.delete("\r").rstrip}.join("\n") + "\n"
+    cfg.each_line.to_a[1..-2].map { |line| line.delete("\r").rstrip }.join("\n") + "\n"
   end
 
-  cmd :secret do |cfg| 
+  cmd :secret do |cfg|
     cfg.gsub! /(.+)\s+encrypted-password\s+\w+\s+(.*)/, '\\1 <secret hidden> \\2'
     cfg.gsub! /(snmp-server community)\s+".*"\s+(.*)/, '\\1 <secret hidden> \\2'
     cfg.gsub! /(tacacs.*\s+key)\s+".*"\s+(.*)/, '\\1 <secret hidden> \\2'
@@ -25,7 +24,7 @@ class C4CMTS < Oxidized::Model
 
   cmd 'show version' do |cfg|
     # remove uptime readings at char 55 and beyond
-    cfg = cfg.each_line.map{|line|line.rstrip.slice(0..54)}.join("\n") + "\n"
+    cfg = cfg.each_line.map { |line| line.rstrip.slice(0..54) }.join("\n") + "\n"
     comment cfg
   end
 
@@ -48,5 +47,4 @@ class C4CMTS < Oxidized::Model
     end
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/catos.rb b/lib/oxidized/model/catos.rb
index bac9eec..e97a0b6 100644
--- a/lib/oxidized/model/catos.rb
+++ b/lib/oxidized/model/catos.rb
@@ -1,5 +1,4 @@
 class Catos < Oxidized::Model
-
   prompt /^[\w.@-]+>\s?(\(enable\) )?$/
   comment '# '
 
@@ -39,5 +38,4 @@ class Catos < Oxidized::Model
     end
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/cisconga.rb b/lib/oxidized/model/cisconga.rb
index 73fb51c..9764351 100644
--- a/lib/oxidized/model/cisconga.rb
+++ b/lib/oxidized/model/cisconga.rb
@@ -1,5 +1,4 @@
 class CiscoNGA < Oxidized::Model
-
   comment '# '
   prompt /([\w.@-]+[#>]\s?)$/
 
@@ -10,10 +9,9 @@ class CiscoNGA < Oxidized::Model
   cmd 'show configuration' do |cfg|
     cfg
   end
-  
+
   cfg :ssh do
     post_login 'terminal length 0'
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/ciscosma.rb b/lib/oxidized/model/ciscosma.rb
index 6777ad5..5a34f86 100644
--- a/lib/oxidized/model/ciscosma.rb
+++ b/lib/oxidized/model/ciscosma.rb
@@ -1,45 +1,42 @@
 class CiscoSMA < Oxidized::Model
-
   # SMA prompt "mail.example.com> "
   prompt /^\r*([-\w. ]+\.[-\w. ]+\.[-\w. ]+[#>]\s+)$/
-  comment  '! '
-  
-  # Select passphrase display option 
-  expect /using loadconfig command\. \[Y\]\>/ do |data, re|  
-    send "y\n"	
+  comment '! '
+
+  # Select passphrase display option
+  expect /using loadconfig command\. \[Y\]\>/ do |data, re|
+    send "y\n"
     data.sub re, ''
   end
-  
+
   # handle paging
-  expect /-Press Any Key For More-+.*$/ do |data, re| 
+  expect /-Press Any Key For More-+.*$/ do |data, re|
     send " "
     data.sub re, ''
   end
-  
+
   cmd 'version' do |cfg|
     comment cfg
   end
 
   cmd 'showconfig' do |cfg|
-    #Delete hour and date which change each run
-    #cfg.gsub! /\sCurrent Time: \S+\s\S+\s+\S+\s\S+\s\S+/, ' Current Time:'
+    # Delete hour and date which change each run
+    # cfg.gsub! /\sCurrent Time: \S+\s\S+\s+\S+\s\S+\s\S+/, ' Current Time:'
     # Delete select passphrase display option
     cfg.gsub! /Do you want to mask the password\? Files with masked passwords cannot be loaded/, ''
     cfg.gsub! /^\s+y/, ''
-    # Delete space 
-    cfg.gsub! /\n\s{25}/, '' 
+    # Delete space
+    cfg.gsub! /\n\s{25}/, ''
     # Delete after line
-    cfg.gsub! /([\/\-,.\w><@]+)(\s{27})/,"\\1" 
-    # Add a carriage return 
-    cfg.gsub! /([\/\-,.\w><@]+)(\s{6,8})([\/\-,.\w><@]+)/,"\\1\n\\2\\3" 
+    cfg.gsub! /([\/\-,.\w><@]+)(\s{27})/, "\\1"
+    # Add a carriage return
+    cfg.gsub! /([\/\-,.\w><@]+)(\s{6,8})([\/\-,.\w><@]+)/, "\\1\n\\2\\3"
     # Delete prompt
-    cfg.gsub! /^\r*([-\w. ]+\.[-\w. ]+\.[-\w. ]+[#>]\s+)$/, '' 
+    cfg.gsub! /^\r*([-\w. ]+\.[-\w. ]+\.[-\w. ]+[#>]\s+)$/, ''
     cfg
-
   end
-  
+
   cfg :ssh do
     pre_logout "exit"
   end
-                              
 end
diff --git a/lib/oxidized/model/ciscosmb.rb b/lib/oxidized/model/ciscosmb.rb
index deb4768..ef6f4e6 100644
--- a/lib/oxidized/model/ciscosmb.rb
+++ b/lib/oxidized/model/ciscosmb.rb
@@ -1,5 +1,4 @@
 class CiscoSMB < Oxidized::Model
-
   # Cisco Small Business 300, 500, and ESW2 series switches
   # http://www.cisco.com/c/en/us/support/switches/small-business-300-series-managed-switches/products-release-notes-list.html
 
@@ -24,11 +23,11 @@ class CiscoSMB < Oxidized::Model
   cmd 'show version' do |cfg|
     comment cfg
   end
-  
+
   cmd 'show system' do |cfg|
     comment cfg
   end
-  
+
   cmd 'show bootvar' do |cfg|
     comment cfg
   end
@@ -49,8 +48,7 @@ class CiscoSMB < Oxidized::Model
     post_login 'terminal datadump' # Disable pager
     post_login 'terminal width 0'
     post_login 'terminal len 0'
-    pre_logout 'exit' #exit returns to previous priv level, no way to quit from exec(#)
+    pre_logout 'exit' # exit returns to previous priv level, no way to quit from exec(#)
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/comware.rb b/lib/oxidized/model/comware.rb
index 0ba26d5..f20cd4d 100644
--- a/lib/oxidized/model/comware.rb
+++ b/lib/oxidized/model/comware.rb
@@ -1,23 +1,23 @@
 class Comware < Oxidized::Model
   # HP (A-series)/H3C/3Com Comware
-  
+
   # sometimes the prompt might have a leading nul or trailing ASCII Bell (^G)
   prompt /^\0*(<[\w.-]+>).?$/
   comment '# '
 
   # example how to handle pager
-  #expect /^\s*---- More ----$/ do |data, re|
+  # expect /^\s*---- More ----$/ do |data, re|
   #  send ' '
   #  data.sub re, ''
-  #end
+  # end
 
   cmd :all do |cfg|
-    #cfg.gsub! /^.*\e\[42D/, ''        # example how to handle pager
-    #skip rogue ^M
+    # cfg.gsub! /^.*\e\[42D/, ''        # example how to handle pager
+    # skip rogue ^M
     cfg = cfg.gsub /\r/, ''
     cfg.each_line.to_a[1..-2].join
   end
- 
+
   cmd :secret do |cfg|
     cfg.gsub! /^( snmp-agent community).*/, '\\1 <configuration removed>'
     cfg.gsub! /^( password hash).*/, '\\1 <configuration removed>'
diff --git a/lib/oxidized/model/coriant8600.rb b/lib/oxidized/model/coriant8600.rb
index a48ffa5..2e8bb76 100644
--- a/lib/oxidized/model/coriant8600.rb
+++ b/lib/oxidized/model/coriant8600.rb
@@ -1,7 +1,6 @@
 class Coriant8600 < Oxidized::Model
-
   comment '# '
-  
+
   prompt /^[^\s#>]+[#>]$/
 
   cmd 'show hw-inventory' do |cfg|
@@ -11,7 +10,7 @@ class Coriant8600 < Oxidized::Model
   cmd 'show flash' do |cfg|
     comment cfg
   end
-  
+
   cmd 'show run' do |cfg|
     cfg
   end
@@ -20,11 +19,10 @@ class Coriant8600 < Oxidized::Model
     username /^user name:$/
     password /^password:$/
   end
-  
+
   cfg :telnet, :ssh do
     pre_logout 'exit'
     post_login 'enable'
     post_login 'terminal more off'
   end
-
 end
diff --git a/lib/oxidized/model/coriantgroove.rb b/lib/oxidized/model/coriantgroove.rb
index 4fc44b7..9d81e82 100644
--- a/lib/oxidized/model/coriantgroove.rb
+++ b/lib/oxidized/model/coriantgroove.rb
@@ -1,11 +1,10 @@
 class CoriantGroove < Oxidized::Model
-
   comment '# '
-  
+
   prompt /^(\w+@.*>\s*)$/
 
   cmd :all do |cfg|
-    cfg.each_line.to_a[1..-3].map{|line|line.delete("\r").rstrip}.join("\n") + "\n"
+    cfg.each_line.to_a[1..-3].map { |line| line.delete("\r").rstrip }.join("\n") + "\n"
   end
 
   cmd 'show inventory' do |cfg|
@@ -17,7 +16,7 @@ class CoriantGroove < Oxidized::Model
     cfg = cfg.each_line.to_a[0..-2].join
     comment cfg
   end
-  
+
   cmd 'show config | display commands' do |cfg|
     cfg.each_line.to_a[1..-1].join
   end
@@ -26,5 +25,4 @@ class CoriantGroove < Oxidized::Model
     post_login 'set -f cli-config cli-columns 65535'
     pre_logout 'quit -f'
   end
-
 end
diff --git a/lib/oxidized/model/corianttmos.rb b/lib/oxidized/model/corianttmos.rb
index 76603f6..bc9618e 100644
--- a/lib/oxidized/model/corianttmos.rb
+++ b/lib/oxidized/model/corianttmos.rb
@@ -1,7 +1,6 @@
 class CoriantTmos < Oxidized::Model
-
   comment '# '
-  
+
   prompt /^[^\s#]+#\s$/
 
   cmd 'show node extensive' do |cfg|
@@ -21,5 +20,4 @@ class CoriantTmos < Oxidized::Model
     pre_logout 'exit'
     post_login 'enable config terminal length 0'
   end
-  
 end
diff --git a/lib/oxidized/model/cumulus.rb b/lib/oxidized/model/cumulus.rb
index 09f3955..334e1e4 100644
--- a/lib/oxidized/model/cumulus.rb
+++ b/lib/oxidized/model/cumulus.rb
@@ -1,85 +1,81 @@
 class Cumulus < Oxidized::Model
-  
   prompt /^((\w*)@(.*)):/
-  comment  '# '
-  
-  
-  #add a comment in the final conf
+  comment '# '
+
+  # add a comment in the final conf
   def add_comment comment
-    "\n###### #{comment} ######\n" 
+    "\n###### #{comment} ######\n"
   end
 
   cmd :all do |cfg|
     cfg.each_line.to_a[1..-2].join
   end
-  
-  #show the persistent configuration
+
+  # show the persistent configuration
   pre do
     cfg = add_comment 'THE HOSTNAME'
     cfg += cmd 'cat /etc/hostname'
-    
+
     cfg += add_comment 'THE HOSTS'
     cfg += cmd 'cat /etc/hosts'
-    
+
     cfg += add_comment 'THE INTERFACES'
     cfg += cmd 'grep -r "" /etc/network/interface* | cut -d "/" -f 4-'
-    
+
     cfg += add_comment 'RESOLV.CONF'
     cfg += cmd 'cat /etc/resolv.conf'
-    
+
     cfg += add_comment 'NTP.CONF'
     cfg += cmd 'cat /etc/ntp.conf'
-    
+
     cfg += add_comment 'IP Routes'
     cfg += cmd 'netstat -rn'
-    
+
     cfg += add_comment 'SNMP settings'
     cfg += cmd 'cat /etc/snmp/snmpd.conf'
-    
+
     cfg += add_comment 'QUAGGA DAEMONS'
     cfg += cmd 'cat /etc/quagga/daemons'
-    
+
     cfg += add_comment 'QUAGGA ZEBRA'
     cfg += cmd 'cat /etc/quagga/zebra.conf'
-    
+
     cfg += add_comment 'QUAGGA BGP'
     cfg += cmd 'cat /etc/quagga/bgpd.conf'
-    
+
     cfg += add_comment 'QUAGGA OSPF'
     cfg += cmd 'cat /etc/quagga/ospfd.conf'
-    
+
     cfg += add_comment 'QUAGGA OSPF6'
     cfg += cmd 'cat /etc/quagga/ospf6d.conf'
-    
+
     cfg += add_comment 'QUAGGA CONF'
     cfg += cmd 'cat /etc/quagga/Quagga.conf'
-    
+
     cfg += add_comment 'MOTD'
     cfg += cmd 'cat /etc/motd'
-    
+
     cfg += add_comment 'PASSWD'
     cfg += cmd 'cat /etc/passwd'
-    
+
     cfg += add_comment 'SWITCHD'
     cfg += cmd 'cat /etc/cumulus/switchd.conf'
-    
+
     cfg += add_comment 'PORTS'
     cfg += cmd 'cat /etc/cumulus/ports.conf'
-    
+
     cfg += add_comment 'TRAFFIC'
     cfg += cmd 'cat /etc/cumulus/datapath/traffic.conf'
-     
+
     cfg += add_comment 'ACL'
     cfg += cmd 'iptables -L -n'
-    
+
     cfg += add_comment 'VERSION'
     cfg += cmd 'cat /etc/cumulus/etc.replace/os-release'
-    
+
     cfg += add_comment 'License'
     cfg += cmd 'cl-license'
-    
   end
-  
 
   cfg :telnet do
     username /^Username:/
@@ -89,6 +85,4 @@ class Cumulus < Oxidized::Model
   cfg :telnet, :ssh do
     pre_logout 'exit'
   end
- 
-
 end
diff --git a/lib/oxidized/model/datacom.rb b/lib/oxidized/model/datacom.rb
index 5dbc080..5d5d220 100644
--- a/lib/oxidized/model/datacom.rb
+++ b/lib/oxidized/model/datacom.rb
@@ -1,5 +1,4 @@
 class DataCom < Oxidized::Model
-
   comment '! '
 
   expect /^--More--\s+$/ do |data, re|
@@ -34,5 +33,4 @@ class DataCom < Oxidized::Model
     password /^Password:\s$/
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/dcnos.rb b/lib/oxidized/model/dcnos.rb
index 8506280..59e6744 100644
--- a/lib/oxidized/model/dcnos.rb
+++ b/lib/oxidized/model/dcnos.rb
@@ -5,7 +5,6 @@
 # Developed against SNR S2950-24G 7.0.3.5
 
 class DCNOS < Oxidized::Model
-
   comment '! '
 
   cmd :all do |cfg|
@@ -44,5 +43,4 @@ class DCNOS < Oxidized::Model
     post_login 'terminal length 0'
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/dlink.rb b/lib/oxidized/model/dlink.rb
index 0d08793..6c604fb 100644
--- a/lib/oxidized/model/dlink.rb
+++ b/lib/oxidized/model/dlink.rb
@@ -11,7 +11,7 @@ class Dlink < Oxidized::Model
   end
 
   cmd :all do |cfg|
-    cfg.each_line.to_a[2..-2].map{|line|line.delete("\r").rstrip}.join("\n") + "\n"
+    cfg.each_line.to_a[2..-2].map { |line| line.delete("\r").rstrip }.join("\n") + "\n"
   end
 
   cmd 'show switch' do |cfg|
diff --git a/lib/oxidized/model/dnos.rb b/lib/oxidized/model/dnos.rb
index 5c3cd53..e14e1a8 100644
--- a/lib/oxidized/model/dnos.rb
+++ b/lib/oxidized/model/dnos.rb
@@ -1,5 +1,4 @@
-class DNOS  < Oxidized::Model
-
+class DNOS < Oxidized::Model
   # Force10 DNOS model #
 
   comment  '! '
@@ -9,7 +8,7 @@ class DNOS  < Oxidized::Model
     cfg.each_line.to_a[2..-2].join
   end
 
-  cmd :secret do |cfg| 
+  cmd :secret do |cfg|
     cfg.gsub! /^(snmp-server community).*/, '\\1 <configuration removed>'
     cfg.gsub! /secret (\d+) (\S+).*/, '<secret hidden>'
     cfg
@@ -51,7 +50,6 @@ class DNOS  < Oxidized::Model
     post_login 'terminal length 0'
     post_login 'terminal width 0'
     pre_logout 'exit'
-    pre_logout 'exit'    
+    pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/edgecos.rb b/lib/oxidized/model/edgecos.rb
index bc205f5..3668769 100644
--- a/lib/oxidized/model/edgecos.rb
+++ b/lib/oxidized/model/edgecos.rb
@@ -1,6 +1,5 @@
 class EdgeCOS < Oxidized::Model
-  
-  comment  '! '
+  comment '! '
 
   cmd :secret do |cfg|
     cfg.gsub!(/password \d+ (\S+).*/, '<secret removed>')
@@ -9,7 +8,7 @@ class EdgeCOS < Oxidized::Model
   end
 
   cmd :all do |cfg|
-     cfg.each_line.to_a[2..-2].join
+    cfg.each_line.to_a[2..-2].join
   end
 
   cmd 'show running-config'
@@ -43,5 +42,4 @@ class EdgeCOS < Oxidized::Model
     post_login 'terminal length 0'
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/edgeos.rb b/lib/oxidized/model/edgeos.rb
index aa7a197..a723904 100644
--- a/lib/oxidized/model/edgeos.rb
+++ b/lib/oxidized/model/edgeos.rb
@@ -1,5 +1,4 @@
 class Edgeos < Oxidized::Model
-
   # EdgeOS #
 
   prompt /\@.*?\:~\$\s/
@@ -27,5 +26,4 @@ class Edgeos < Oxidized::Model
   cfg :telnet, :ssh do
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/edgeswitch.rb b/lib/oxidized/model/edgeswitch.rb
index 7f5b1ea..36c0f9f 100644
--- a/lib/oxidized/model/edgeswitch.rb
+++ b/lib/oxidized/model/edgeswitch.rb
@@ -1,6 +1,5 @@
 class EdgeSwitch < Oxidized::Model
-
-# Ubiquiti EdgeSwitch #
+  # Ubiquiti EdgeSwitch #
 
   comment '!'
 
@@ -28,5 +27,4 @@ class EdgeSwitch < Oxidized::Model
     pre_logout 'quit'
     pre_logout 'n'
   end
-
 end
diff --git a/lib/oxidized/model/enterasys.rb b/lib/oxidized/model/enterasys.rb
index 708d380..40f676d 100644
--- a/lib/oxidized/model/enterasys.rb
+++ b/lib/oxidized/model/enterasys.rb
@@ -1,5 +1,4 @@
 class Enterasys < Oxidized::Model
-
   # Enterasys B3/C3 models #
 
   prompt /^.+\w\(su\)->\s?$/
@@ -7,7 +6,7 @@ class Enterasys < Oxidized::Model
   comment  '!'
 
   cmd :all do |cfg|
-     cfg.each_line.to_a[2..-3].map{|line|line.delete("\r").rstrip}.join("\n") + "\n"
+    cfg.each_line.to_a[2..-3].map { |line| line.delete("\r").rstrip }.join("\n") + "\n"
   end
 
   cmd 'show system hardware' do |cfg|
@@ -26,5 +25,4 @@ class Enterasys < Oxidized::Model
   cfg :ssh do
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/eos.rb b/lib/oxidized/model/eos.rb
index a9f3ff3..f29910c 100644
--- a/lib/oxidized/model/eos.rb
+++ b/lib/oxidized/model/eos.rb
@@ -1,5 +1,4 @@
 class EOS < Oxidized::Model
-
   # Arista EOS model #
 
   prompt /^.+[#>]\s?$/
@@ -7,15 +6,15 @@ class EOS < Oxidized::Model
   comment  '! '
 
   cmd :all do |cfg|
-     cfg.each_line.to_a[1..-2].join
+    cfg.each_line.to_a[1..-2].join
   end
 
   cmd :secret do |cfg|
-     cfg.gsub! /^(snmp-server community).*/, '\\1 <configuration removed>'
-     cfg.gsub! /username (\S+) privilege (\d+) (\S+).*/, '<secret hidden>'
-     cfg.gsub! /^(enable secret).*/, '\\1 <configuration removed>'
-     cfg.gsub! /^(tacacs-server key \d+).*/, '\\1 <configuration removed>'
-     cfg
+    cfg.gsub! /^(snmp-server community).*/, '\\1 <configuration removed>'
+    cfg.gsub! /username (\S+) privilege (\d+) (\S+).*/, '<secret hidden>'
+    cfg.gsub! /^(enable secret).*/, '\\1 <configuration removed>'
+    cfg.gsub! /^(tacacs-server key \d+).*/, '\\1 <configuration removed>'
+    cfg
   end
 
   cmd 'show inventory | no-more' do |cfg|
@@ -41,5 +40,4 @@ class EOS < Oxidized::Model
     end
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/fabricos.rb b/lib/oxidized/model/fabricos.rb
index e6d921e..b150c51 100644
--- a/lib/oxidized/model/fabricos.rb
+++ b/lib/oxidized/model/fabricos.rb
@@ -1,22 +1,20 @@
 class FabricOS < Oxidized::Model
-
   # Brocade Fabric OS model #
   ## FIXME: Only ssh exec mode support, no telnet, no ssh screenscraping
 
   prompt /^([\w]+:+[\w]+[>]\s)$/
-  comment  '# '
+  comment '# '
 
   cmd 'chassisShow' do |cfg|
     comment cfg.each_line.reject { |line| line.match /Time Awake:/ or line.match /Power Usage \(Watts\):/ or line.match /Time Alive:/ or line.match /Update:/ }.join
   end
 
   cmd 'configShow -all' do |cfg|
-    cfg = cfg.each_line.reject { |line| line.match /date = /}.join
+    cfg = cfg.each_line.reject { |line| line.match /date = / }.join
     cfg
   end
 
   cfg :ssh do
-    exec true  # don't run shell, run each command in exec channel
+    exec true # don't run shell, run each command in exec channel
   end
-
 end
diff --git a/lib/oxidized/model/firewareos.rb b/lib/oxidized/model/firewareos.rb
index 31770dc..bd0008d 100644
--- a/lib/oxidized/model/firewareos.rb
+++ b/lib/oxidized/model/firewareos.rb
@@ -1,5 +1,4 @@
 class FirewareOS < Oxidized::Model
-
   prompt /^\[?\w*\]?\w*?(<\w*>)?(#|>)\s*$/
   comment  '-- '
 
@@ -25,6 +24,4 @@ class FirewareOS < Oxidized::Model
   cfg :ssh do
     pre_logout 'exit'
   end
-
 end
-
diff --git a/lib/oxidized/model/fortios.rb b/lib/oxidized/model/fortios.rb
index 9287dce..bbbab89 100644
--- a/lib/oxidized/model/fortios.rb
+++ b/lib/oxidized/model/fortios.rb
@@ -1,6 +1,5 @@
 class FortiOS < Oxidized::Model
-
-  comment  '# '
+  comment '# '
 
   prompt /^([-\w\.\~]+(\s[\(\w\-\.\)]+)?\~?\s?[#>$]\s?)$/
 
@@ -16,9 +15,9 @@ class FortiOS < Oxidized::Model
 
   cmd :secret do |cfg|
     cfg.gsub! /(set (?:passwd|password|psksecret|secret|key|group-password|secondary-secret|tertiary-secret|auth-password-l1|auth-password-l2|rsso|history0|history1|inter-controller-key ENC|passphrase ENC|login-passwd ENC)).*/, '\\1 <configuration removed>'
-    cfg.gsub! /(set private-key).*-+END ENCRYPTED PRIVATE KEY-*"$/m , '\\1 <configuration removed>'
-    cfg.gsub! /(set ca ).*-+END CERTIFICATE-*"$/m , '\\1 <configuration removed>'
-    cfg.gsub! /(set csr ).*-+END CERTIFICATE REQUEST-*"$/m , '\\1 <configuration removed>'
+    cfg.gsub! /(set private-key).*-+END ENCRYPTED PRIVATE KEY-*"$/m, '\\1 <configuration removed>'
+    cfg.gsub! /(set ca ).*-+END CERTIFICATE-*"$/m, '\\1 <configuration removed>'
+    cfg.gsub! /(set csr ).*-+END CERTIFICATE REQUEST-*"$/m, '\\1 <configuration removed>'
     cfg.gsub! /(Virus-DB|Extended DB|IPS-DB|IPS-ETDB|APP-DB|INDUSTRIAL-DB|Botnet DB|IPS Malicious URL Database).*/, '\\1 <configuration removed>'
     cfg.gsub! /(Cluster uptime:).*/, '\\1 <configuration removed>'
     cfg
@@ -35,19 +34,19 @@ class FortiOS < Oxidized::Model
     cfg << cmd('config global') if @vdom_enabled
 
     cfg << cmd('get hardware status') do |cfg|
-       comment cfg
+      comment cfg
     end
 
-    #default behaviour: include autoupdate output (backwards compatibility)
-    #do not include if variable "show_autoupdate" is set to false
-    if  defined?(vars(:fortios_autoupdate)).nil? || vars(:fortios_autoupdate)
-       cfg << cmd('diagnose autoupdate version') do |cfg|
-          cfg.gsub! /(FDS Address\n---------\n).*/, '\\1IP Address removed'
-          comment cfg.each_line.reject { |line| line.match /Last Update|Result/ }.join
-       end
+    # default behaviour: include autoupdate output (backwards compatibility)
+    # do not include if variable "show_autoupdate" is set to false
+    if defined?(vars(:fortios_autoupdate)).nil? || vars(:fortios_autoupdate)
+      cfg << cmd('diagnose autoupdate version') do |cfg|
+        cfg.gsub! /(FDS Address\n---------\n).*/, '\\1IP Address removed'
+        comment cfg.each_line.reject { |line| line.match /Last Update|Result/ }.join
+      end
     end
 
-cfg << cmd('end') if @vdom_enabled
+    cfg << cmd('end') if @vdom_enabled
 
     cfg << cmd('show full-configuration | grep .')
     cfg.join "\n"
@@ -61,5 +60,4 @@ cfg << cmd('end') if @vdom_enabled
   cfg :telnet, :ssh do
     pre_logout "exit\n"
   end
-
 end
diff --git a/lib/oxidized/model/ftos.rb b/lib/oxidized/model/ftos.rb
index 1c3b8b4..3ef4de6 100644
--- a/lib/oxidized/model/ftos.rb
+++ b/lib/oxidized/model/ftos.rb
@@ -1,5 +1,4 @@
-class FTOS  < Oxidized::Model
-
+class FTOS < Oxidized::Model
   # Force10 FTOS model #
 
   comment  '! '
@@ -8,7 +7,7 @@ class FTOS  < Oxidized::Model
     cfg.each_line.to_a[2..-2].join
   end
 
-  cmd :secret do |cfg| 
+  cmd :secret do |cfg|
     cfg.gsub! /^(snmp-server community).*/, '\\1 <configuration removed>'
     cfg.gsub! /secret (\d+) (\S+).*/, '<secret hidden>'
     cfg
@@ -45,5 +44,4 @@ class FTOS  < Oxidized::Model
     end
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/fujitsupy.rb b/lib/oxidized/model/fujitsupy.rb
index 20a78dd..a2db909 100644
--- a/lib/oxidized/model/fujitsupy.rb
+++ b/lib/oxidized/model/fujitsupy.rb
@@ -1,5 +1,4 @@
 class FujitsuPY < Oxidized::Model
-
   prompt /^(\([\w.-]*\)\s#|^\S+\#\s)$/
   comment  '! '
 
@@ -7,13 +6,13 @@ class FujitsuPY < Oxidized::Model
     cfg.each_line.to_a[1..-2].join
   end
 
-# 1Gbe switch
+  # 1Gbe switch
   cmd 'show version' do |cfg|
     cfg.gsub! /^(<ERROR> : 2 : format error)$/, ''
     comment cfg
   end
 
-# 10Gbe switch
+  # 10Gbe switch
   cmd 'show system information' do |cfg|
     cfg.gsub! /^Current-time : [\w\s:]*$/, ''
     cfg.gsub! /^(\s{33}\^)$/, ''
@@ -38,5 +37,4 @@ class FujitsuPY < Oxidized::Model
       send "n\n"
     end
   end
-
 end
diff --git a/lib/oxidized/model/gaiaos.rb b/lib/oxidized/model/gaiaos.rb
index 434e774..8f13bcb 100644
--- a/lib/oxidized/model/gaiaos.rb
+++ b/lib/oxidized/model/gaiaos.rb
@@ -1,25 +1,23 @@
 class GaiaOS < Oxidized::Model
-
   # CheckPoint - Gaia OS Model
-  
+
   # Gaia Prompt
   prompt /^([\[\]\w.@:-]+[#>]\s?)$/
 
   # Comment tag
   comment  '# '
 
-
   cmd :all do |cfg|
     cfg = cfg.each_line.to_a[1..-2].join
   end
 
   cmd :secret do |cfg|
     cfg.gsub! /^(set expert-password-hash ).*/, '\1<EXPERT PASSWORD REMOVED>'
-    cfg.gsub! /^(set user \S+ password-hash ).*/,'\1<USER PASSWORD REMOVED>'
-    cfg.gsub! /^(set ospf .* secret ).*/,'\1<OSPF KEY REMOVED>'
-    cfg.gsub! /^(set snmp community )(.*)( read-only.*)/,'\1<SNMP COMMUNITY REMOVED>\3'
-    cfg.gsub! /^(add snmp .* community )(.*)(\S?.*)/,'\1<SNMP COMMUNITY REMOVED>\3'
-    cfg.gsub! /(auth|privacy)(-pass-phrase-hashed )(\S*)/,'\1-pass-phrase-hashed <SNMP PASS-PHRASE REMOVED>'
+    cfg.gsub! /^(set user \S+ password-hash ).*/, '\1<USER PASSWORD REMOVED>'
+    cfg.gsub! /^(set ospf .* secret ).*/, '\1<OSPF KEY REMOVED>'
+    cfg.gsub! /^(set snmp community )(.*)( read-only.*)/, '\1<SNMP COMMUNITY REMOVED>\3'
+    cfg.gsub! /^(add snmp .* community )(.*)(\S?.*)/, '\1<SNMP COMMUNITY REMOVED>\3'
+    cfg.gsub! /(auth|privacy)(-pass-phrase-hashed )(\S*)/, '\1-pass-phrase-hashed <SNMP PASS-PHRASE REMOVED>'
     cfg
   end
 
@@ -36,11 +34,9 @@ class GaiaOS < Oxidized::Model
     cfg
   end
 
-
   cfg :ssh do
     # User shell must be /etc/cli.sh
     post_login 'set clienv rows 0'
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/gcombnps.rb b/lib/oxidized/model/gcombnps.rb
index 4a97162..e92c7ba 100644
--- a/lib/oxidized/model/gcombnps.rb
+++ b/lib/oxidized/model/gcombnps.rb
@@ -6,18 +6,18 @@ class GcomBNPS < Oxidized::Model
   #  - S5330 (aka Fiberstore S3800)
 
   prompt /^\r?([\w.@()-]+?(\(1-16 chars\))?[#>:]\s?)$/ # also match SSH password promt (post_login commands are sent after the first prompt)
-  comment  '! '
+  comment '! '
 
-# alternative to handle the SSH login, but this breaks telnet
-#  expect /^Password\(1-16 chars\):/ do |data|
-#      send @node.auth[:password] + "\n"
-#      ''
-#  end
+  # alternative to handle the SSH login, but this breaks telnet
+  #  expect /^Password\(1-16 chars\):/ do |data|
+  #      send @node.auth[:password] + "\n"
+  #      ''
+  #  end
 
   # handle pager (can't be disabled?)
   expect /^\.\.\.\.press ENTER to next line, CTRL_C to quit, other key to next page\.\.\.\.$/ do |data, re|
-   send ' '
-   data.sub re, ''
+    send ' '
+    data.sub re, ''
   end
 
   cmd :all do |cfg|
@@ -48,7 +48,6 @@ class GcomBNPS < Oxidized::Model
     comment out.join
   end
 
-
   cmd 'show version' do |cfg|
     comment cfg
   end
@@ -80,6 +79,4 @@ class GcomBNPS < Oxidized::Model
   cfg :telnet, :ssh do
     pre_logout 'exit'
   end
-
 end
-
diff --git a/lib/oxidized/model/hatteras.rb b/lib/oxidized/model/hatteras.rb
index 4192cbc..7341cc4 100644
--- a/lib/oxidized/model/hatteras.rb
+++ b/lib/oxidized/model/hatteras.rb
@@ -9,7 +9,6 @@ class Hatteras < Oxidized::Model
     data.sub re, ''
   end
 
-
   cmd :secret do |cfg|
     cfg.gsub! /^(community) \S+/, '\\1 "<configuration removed>"'
     cfg.gsub! /^(communityString) "\S+"/, '\\1 "<configuration removed>"'
@@ -22,14 +21,18 @@ class Hatteras < Oxidized::Model
   end
 
   cmd "show switch\r" do |cfg|
-    cfg = cfg.each_line.reject { |line| line.match /Switch uptime|Switch temperature|Last reset reason/ or
-                                          line.match /TermCpuUtil|^\s+\^$|ERROR: Bad command/ }.join
+    cfg = cfg.each_line.reject { |line|
+      line.match /Switch uptime|Switch temperature|Last reset reason/ or
+        line.match /TermCpuUtil|^\s+\^$|ERROR: Bad command/
+    } .join
     comment cfg
   end
 
   cmd "show card\r" do |cfg|
-    cfg = cfg.each_line.reject { |line| line.match /Card uptime|Card temperature|Last reset reason/ or
-                                          line.match /TermCpuUtil|^\s+\^$|ERROR: Bad command/ }.join
+    cfg = cfg.each_line.reject { |line|
+      line.match /Card uptime|Card temperature|Last reset reason/ or
+        line.match /TermCpuUtil|^\s+\^$|ERROR: Bad command/
+    } .join
     comment cfg
   end
 
diff --git a/lib/oxidized/model/hirschmann.rb b/lib/oxidized/model/hirschmann.rb
index 82432d7..858b198 100644
--- a/lib/oxidized/model/hirschmann.rb
+++ b/lib/oxidized/model/hirschmann.rb
@@ -1,10 +1,9 @@
 class Hirschmann < Oxidized::Model
+  prompt /^[\(\w\s\w\)]+\s[>|#]+?$/
 
-  prompt /^[\(\w\s\w\)]+\s[>|#]+?$/ 
- 
   comment '## '
- 
-  #Handle pager
+
+  # Handle pager
   expect /^--More--.*$/ do |data, re|
     send 'a'
     data.sub re, ''
@@ -22,11 +21,11 @@ class Hirschmann < Oxidized::Model
     cfg.gsub! /^Average CPU Utilization.*\n/, ""
     comment cfg
   end
- 
+
   cmd 'show running-config' do |cfg|
-    cfg.gsub! /^users.*\n/, "" 
+    cfg.gsub! /^users.*\n/, ""
     cfg
-  end    
+  end
 
   cfg :telnet do
     username /^User:/
@@ -34,8 +33,7 @@ class Hirschmann < Oxidized::Model
   end
 
   cfg :telnet, :ssh do
-   post_login 'enable'
-   pre_logout 'logout'
+    post_login 'enable'
+    pre_logout 'logout'
   end
-
 end
diff --git a/lib/oxidized/model/hpebladesystem.rb b/lib/oxidized/model/hpebladesystem.rb
index 27673de..75d2dbf 100644
--- a/lib/oxidized/model/hpebladesystem.rb
+++ b/lib/oxidized/model/hpebladesystem.rb
@@ -4,13 +4,13 @@ class HPEBladeSystem < Oxidized::Model
   prompt /.*> /
   comment '# '
 
-  #expect /^\s*--More--\s+.*$/ do |data, re|
+  # expect /^\s*--More--\s+.*$/ do |data, re|
   #   send ' '
   #   data.sub re, ''
-  #end
+  # end
 
   cmd :all do |cfg|
-    cfg = cfg.delete("\r").each_line.to_a[0..-1].map{|line|line.rstrip}.join("\n") + "\n"
+    cfg = cfg.delete("\r").each_line.to_a[0..-1].map { |line| line.rstrip }.join("\n") + "\n"
     cfg.each_line.to_a[0..-2].join
   end
 
@@ -22,7 +22,7 @@ class HPEBladeSystem < Oxidized::Model
   cmd 'show oa info' do |cfg|
     comment cfg
   end
-  
+
   cmd 'show oa network' do |cfg|
     comment cfg
   end
@@ -30,15 +30,15 @@ class HPEBladeSystem < Oxidized::Model
   cmd 'show oa certificate' do |cfg|
     comment cfg
   end
-  
+
   cmd 'show sshfingerprint' do |cfg|
     comment cfg
   end
-  
+
   cmd 'show fru' do |cfg|
     comment cfg
   end
-  
+
   cmd 'show network' do |cfg|
     cfg.gsub! /Last Update:.*$/i, ''
     comment cfg
@@ -55,15 +55,15 @@ class HPEBladeSystem < Oxidized::Model
   cmd 'show server list' do |cfg|
     comment cfg
   end
-  
+
   cmd 'show server names' do |cfg|
     comment cfg
   end
-  
+
   cmd 'show server port map all' do |cfg|
     comment cfg
   end
-  
+
   cmd 'show server info all' do |cfg|
     comment cfg
   end
@@ -72,14 +72,14 @@ class HPEBladeSystem < Oxidized::Model
     cfg.gsub! /^#(Generated on:) .*$/, '\\1 <removed>'
     cfg.gsub /^\s+/, ''
   end
-  
+
   cfg :telnet do
     username /\slogin:/
     password /^Password: /
   end
- 
-   cfg :telnet, :ssh do
-     post_login "set script mode on"
-     pre_logout "exit"
-   end
+
+  cfg :telnet, :ssh do
+    post_login "set script mode on"
+    pre_logout "exit"
+  end
 end
diff --git a/lib/oxidized/model/hpemsa.rb b/lib/oxidized/model/hpemsa.rb
index 4fe636f..68485a1 100644
--- a/lib/oxidized/model/hpemsa.rb
+++ b/lib/oxidized/model/hpemsa.rb
@@ -1,5 +1,4 @@
 class HpeMsa < Oxidized::Model
-
   prompt /^#\s?$/
 
   cmd 'show configuration'
@@ -8,6 +7,4 @@ class HpeMsa < Oxidized::Model
     post_login 'set cli-parameters pager disabled'
     pre_logout 'exit'
   end
-
 end
-
diff --git a/lib/oxidized/model/ios.rb b/lib/oxidized/model/ios.rb
index 4e7d223..8069f83 100644
--- a/lib/oxidized/model/ios.rb
+++ b/lib/oxidized/model/ios.rb
@@ -1,24 +1,23 @@
 class IOS < Oxidized::Model
-
   prompt /^([\w.@()-]+[#>]\s?)$/
   comment  '! '
 
   # example how to handle pager
-  #expect /^\s--More--\s+.*$/ do |data, re|
+  # expect /^\s--More--\s+.*$/ do |data, re|
   #  send ' '
   #  data.sub re, ''
-  #end
+  # end
 
   # non-preferred way to handle additional PW prompt
-  #expect /^[\w.]+>$/ do |data|
+  # expect /^[\w.]+>$/ do |data|
   #  send "enable\n"
   #  send vars(:enable) + "\n"
   #  data
-  #end
+  # end
 
   cmd :all do |cfg|
-    #cfg.gsub! /\cH+\s{8}/, ''         # example how to handle pager
-    #cfg.gsub! /\cH+/, ''              # example how to handle pager
+    # cfg.gsub! /\cH+\s{8}/, ''         # example how to handle pager
+    # cfg.gsub! /\cH+/, ''              # example how to handle pager
     # get rid of errors for commands that don't work on some devices
     cfg.gsub! /^% Invalid input detected at '\^' marker\.$|^\s+\^$/, ''
     cfg.each_line.to_a[1..-2].join
@@ -43,64 +42,64 @@ class IOS < Oxidized::Model
     comments = []
     comments << cfg.lines.first
     lines = cfg.lines
-    lines.each_with_index do |line,i|
-        slave = ''
-        slaveslot = ''
+    lines.each_with_index do |line, i|
+      slave = ''
+      slaveslot = ''
 
-        if line.match /^Slave in slot (\d+) is running/
-            slave = " Slave:";
-            slaveslot = ", slot #{$1}";
-        end
+      if line.match /^Slave in slot (\d+) is running/
+        slave = " Slave:";
+        slaveslot = ", slot #{$1}";
+      end
 
-        if line.match /^Compiled (.*)$/
-            comments << "Image:#{slave} Compiled: #{$1}"
-        end
+      if line.match /^Compiled (.*)$/
+        comments << "Image:#{slave} Compiled: #{$1}"
+      end
 
-        if line.match /^(?:Cisco )?IOS .* Software,? \(([A-Za-z0-9_-]*)\), .*Version\s+(.*)$/
-            comments << "Image:#{slave} Software: #{$1}, #{$2}"
-        end
+      if line.match /^(?:Cisco )?IOS .* Software,? \(([A-Za-z0-9_-]*)\), .*Version\s+(.*)$/
+        comments << "Image:#{slave} Software: #{$1}, #{$2}"
+      end
 
-        if line.match /^ROM: (IOS \S+ )?(System )?Bootstrap.*(Version.*)$/
-            comments << "ROM Bootstrap: #{$3}"
-        end
+      if line.match /^ROM: (IOS \S+ )?(System )?Bootstrap.*(Version.*)$/
+        comments << "ROM Bootstrap: #{$3}"
+      end
 
-        if line.match /^BOOTFLASH: .*(Version.*)$/
-            comments << "BOOTFLASH: #{$1}"
-        end
+      if line.match /^BOOTFLASH: .*(Version.*)$/
+        comments << "BOOTFLASH: #{$1}"
+      end
 
-        if line.match /^(\d+[kK]) bytes of (non-volatile|NVRAM)/
-            comments << "Memory: nvram #{$1}"
-        end
+      if line.match /^(\d+[kK]) bytes of (non-volatile|NVRAM)/
+        comments << "Memory: nvram #{$1}"
+      end
 
-        if line.match /^(\d+[kK]) bytes of (flash memory|flash internal|processor board System flash|ATA CompactFlash)/i
-            comments << "Memory: flash #{$1}"
-        end
+      if line.match /^(\d+[kK]) bytes of (flash memory|flash internal|processor board System flash|ATA CompactFlash)/i
+        comments << "Memory: flash #{$1}"
+      end
 
-        if line.match (/^(\d+[kK]) bytes of (Flash|ATA)?.*PCMCIA .*(slot|disk) ?(\d)/i)
-            comments << "Memory: pcmcia #{$2} #{$3}#{$4} #{$1}";
-        end
+      if line.match (/^(\d+[kK]) bytes of (Flash|ATA)?.*PCMCIA .*(slot|disk) ?(\d)/i)
+        comments << "Memory: pcmcia #{$2} #{$3}#{$4} #{$1}";
+      end
 
-        if line.match /(\S+(?:\sseries)?)\s+(?:\((\S+)\)\s+processor|\(revision[^)]+\)).*\s+with (\S+k) bytes/i
-            sproc = $1
-            cpu = $2
-            mem = $3
-            cpuxtra = ''
-            comments << "Chassis type:#{slave} #{sproc}";
-            comments << "Memory:#{slave} main #{mem}";
-            # check the next two lines for more CPU info
-            if cfg.lines[i+1].match /processor board id (\S+)/i
-                comments << "Processor ID: #{$1}";
-            end
-            if cfg.lines[i+2].match /(cpu at |processor: |#{cpu} processor,)/i
-                # change implementation to impl and prepend comma
-                cpuxtra = cfg.lines[i+2].gsub(/implementation/,'impl').gsub(/^/,', ').chomp;
-            end
-            comments << "CPU:#{slave} #{cpu}#{cpuxtra}#{slaveslot}";
+      if line.match /(\S+(?:\sseries)?)\s+(?:\((\S+)\)\s+processor|\(revision[^)]+\)).*\s+with (\S+k) bytes/i
+        sproc = $1
+        cpu = $2
+        mem = $3
+        cpuxtra = ''
+        comments << "Chassis type:#{slave} #{sproc}";
+        comments << "Memory:#{slave} main #{mem}";
+        # check the next two lines for more CPU info
+        if cfg.lines[i + 1].match /processor board id (\S+)/i
+          comments << "Processor ID: #{$1}";
         end
-
-        if line.match /^System image file is "([^\"]*)"$/
-            comments << "Image: #{$1}"
+        if cfg.lines[i + 2].match /(cpu at |processor: |#{cpu} processor,)/i
+          # change implementation to impl and prepend comma
+          cpuxtra = cfg.lines[i + 2].gsub(/implementation/, 'impl').gsub(/^/, ', ').chomp;
         end
+        comments << "CPU:#{slave} #{cpu}#{cpuxtra}#{slaveslot}";
+      end
+
+      if line.match /^System image file is "([^\"]*)"$/
+        comments << "Image: #{$1}"
+      end
     end
     comments << "\n"
     comment comments.join "\n"
@@ -143,5 +142,4 @@ class IOS < Oxidized::Model
     post_login 'terminal width 0'
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/iosxr.rb b/lib/oxidized/model/iosxr.rb
index ac2f798..1635e57 100644
--- a/lib/oxidized/model/iosxr.rb
+++ b/lib/oxidized/model/iosxr.rb
@@ -1,5 +1,4 @@
 class IOSXR < Oxidized::Model
-
   # IOS XR model #
 
   prompt /^(\r?[\w.@:\/-]+[#>]\s?)$/
@@ -9,7 +8,7 @@ class IOSXR < Oxidized::Model
     cfg.each_line.to_a[2..-2].join
   end
 
-  cmd :secret do |cfg| 
+  cmd :secret do |cfg|
     cfg.gsub! /^(snmp-server community).*/, '\\1 <configuration removed>'
     cfg.gsub! /secret (\d+) (\S+).*/, '<secret hidden>'
     cfg
@@ -45,5 +44,4 @@ class IOSXR < Oxidized::Model
     end
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/ipos.rb b/lib/oxidized/model/ipos.rb
index 938f12d..753c6b1 100644
--- a/lib/oxidized/model/ipos.rb
+++ b/lib/oxidized/model/ipos.rb
@@ -1,5 +1,4 @@
 class IPOS < Oxidized::Model
-
   # Ericsson SSR (IPOS)
   # Redback SE (SEOS)
 
@@ -54,7 +53,7 @@ class IPOS < Oxidized::Model
     post_login 'terminal length 0'
     if vars :enable
       post_login do
-        cmd "enable" 
+        cmd "enable"
         cmd vars(:enable)
       end
     end
@@ -63,5 +62,4 @@ class IPOS < Oxidized::Model
       send "n\n"
     end
   end
-
 end
diff --git a/lib/oxidized/model/ironware.rb b/lib/oxidized/model/ironware.rb
index 386d585..32dbf47 100644
--- a/lib/oxidized/model/ironware.rb
+++ b/lib/oxidized/model/ironware.rb
@@ -1,19 +1,17 @@
 class IronWare < Oxidized::Model
-
   prompt /^.*(telnet|ssh)\@.+[>#]\s?$/i
   comment  '! '
 
-  #to handle pager without enable
-  #expect /^((.*)--More--(.*))$/ do |data, re|
+  # to handle pager without enable
+  # expect /^((.*)--More--(.*))$/ do |data, re|
   #  send ' '
   #  data.sub re, ''
-  #end
-
+  # end
 
-  #to remove backspace (if handle pager without enable)
-  #expect /^((.*)[\b](.*))$/ do |data, re|
+  # to remove backspace (if handle pager without enable)
+  # expect /^((.*)[\b](.*))$/ do |data, re|
   #  data.sub re, ''
-  #end
+  # end
 
   cmd :all do |cfg|
     # sometimes ironware inserts arbitrary whitespace after commands are
@@ -22,17 +20,17 @@ class IronWare < Oxidized::Model
   end
 
   cmd 'show version' do |cfg|
-    cfg.gsub! /(^((.*)[Ss]ystem uptime(.*))$)/, '' #remove unwanted line system uptime
+    cfg.gsub! /(^((.*)[Ss]ystem uptime(.*))$)/, '' # remove unwanted line system uptime
     cfg.gsub! /(^((.*)[Tt]he system started at(.*))$)/, ''
-    cfg.gsub! /[Uu]p\s?[Tt]ime is .*/,''
+    cfg.gsub! /[Uu]p\s?[Tt]ime is .*/, ''
 
     comment cfg
   end
 
   cmd 'show chassis' do |cfg|
-    cfg.encode!("UTF-8", :invalid => :replace, :undef => :replace) #sometimes ironware returns broken encoding
-    cfg.gsub! /(^((.*)Current temp(.*))$)/, '' #remove unwanted lines current temperature
-    cfg.gsub! /Speed = [A-Z-]{2,6} \(\d{2,3}\%\)/, '' #remove unwanted lines Speed Fans
+    cfg.encode!("UTF-8", :invalid => :replace, :undef => :replace) # sometimes ironware returns broken encoding
+    cfg.gsub! /(^((.*)Current temp(.*))$)/, '' # remove unwanted lines current temperature
+    cfg.gsub! /Speed = [A-Z-]{2,6} \(\d{2,3}\%\)/, '' # remove unwanted lines Speed Fans
     cfg.gsub! /current speed is [A-Z]{2,6} \(\d{2,3}\%\)/, ''
     cfg.gsub! /Fan \d* - STATUS: OK \D*\d*./, '' # Fix for ADX Fan speed reporting
     cfg.gsub! /\d* deg C/, '' # Fix for ADX temperature reporting
@@ -73,7 +71,7 @@ class IronWare < Oxidized::Model
     password /^(Please Enter Password ?|Password):/
   end
 
-  #handle pager with enable
+  # handle pager with enable
   cfg :telnet, :ssh do
     if vars :enable
       post_login do
@@ -86,5 +84,4 @@ class IronWare < Oxidized::Model
     post_login 'terminal length 0'
     pre_logout "logout\nexit\nexit\n"
   end
-
 end
diff --git a/lib/oxidized/model/isam.rb b/lib/oxidized/model/isam.rb
index 1709500..8b8b5d5 100644
--- a/lib/oxidized/model/isam.rb
+++ b/lib/oxidized/model/isam.rb
@@ -1,6 +1,6 @@
 class ISAM < Oxidized::Model
-  #Alcatel ISAM 7302/7330 FTTN
-  
+  # Alcatel ISAM 7302/7330 FTTN
+
   prompt /^([\w.:@-]+>#\s)$/
   comment '# '
 
@@ -8,7 +8,7 @@ class ISAM < Oxidized::Model
     cfg.each_line.to_a[1..-2].join
   end
 
-  cfg :telnet do 
+  cfg :telnet do
     username /^login:\s*/
     password /^password:\s*/
   end
@@ -19,7 +19,7 @@ class ISAM < Oxidized::Model
     post_login 'environment inhibit-alarms print no-more'
     pre_logout 'logout'
   end
-  
+
   cmd 'show software-mngt oswp detail' do |cfg|
     comment cfg
   end
@@ -31,5 +31,4 @@ class ISAM < Oxidized::Model
   cmd 'info configure flat' do |cfg|
     cfg
   end
-
 end
diff --git a/lib/oxidized/model/junos.rb b/lib/oxidized/model/junos.rb
index 2ea0179..737a000 100644
--- a/lib/oxidized/model/junos.rb
+++ b/lib/oxidized/model/junos.rb
@@ -1,6 +1,5 @@
 class JunOS < Oxidized::Model
-
-  comment  '# '
+  comment '# '
 
   def telnet
     @input.class.to_s.match(/Telnet/)
@@ -8,7 +7,7 @@ class JunOS < Oxidized::Model
 
   cmd :all do |cfg|
     cfg = cfg.lines.to_a[1..-2].join if screenscrape
-    cfg.gsub!(/  scale-subscriber (\s+)(\d+)/,'  scale-subscriber                <count>')
+    cfg.gsub!(/  scale-subscriber (\s+)(\d+)/, '  scale-subscriber                <count>')
     cfg.lines.map { |line| line.rstrip }.join("\n") + "\n"
   end
 
@@ -32,7 +31,7 @@ class JunOS < Oxidized::Model
     out = ''
     case @model
     when 'mx960'
-      out << cmd('show chassis fabric reachability')  { |cfg| comment cfg }
+      out << cmd('show chassis fabric reachability') { |cfg| comment cfg }
     when /^(ex22|ex33|ex4|ex8|qfx)/
       out << cmd('show virtual-chassis') { |cfg| comment cfg }
     end
@@ -49,7 +48,7 @@ class JunOS < Oxidized::Model
   end
 
   cfg :ssh do
-    exec true  # don't run shell, run each command in exec channel
+    exec true # don't run shell, run each command in exec channel
   end
 
   cfg :telnet, :ssh do
@@ -57,5 +56,4 @@ class JunOS < Oxidized::Model
     post_login 'set cli screen-width 0'
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/masteros.rb b/lib/oxidized/model/masteros.rb
index 587fdc4..c03beb1 100644
--- a/lib/oxidized/model/masteros.rb
+++ b/lib/oxidized/model/masteros.rb
@@ -1,8 +1,7 @@
 class MasterOS < Oxidized::Model
-
   # MRV MasterOS model #
 
-comment '!'
+  comment '!'
 
   cmd :secret do |cfg|
     cfg.gsub! /^(snmp-server community).*/, '\\1 <configuration removed>'
@@ -43,5 +42,4 @@ comment '!'
     end
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/mlnxos.rb b/lib/oxidized/model/mlnxos.rb
index 49f3369..990417d 100644
--- a/lib/oxidized/model/mlnxos.rb
+++ b/lib/oxidized/model/mlnxos.rb
@@ -1,8 +1,7 @@
 class MLNXOS < Oxidized::Model
-
   prompt /([\w.@()-\[:\s\]]+[#>]\s)$/
-  comment  '## '
-  
+  comment '## '
+
   # Pager Handling
   expect /.+lines\s\d+\-\d+([\s]|\/\d+\s\(END\)\s).+$/ do |data, re|
     send ' '
@@ -11,7 +10,7 @@ class MLNXOS < Oxidized::Model
 
   cmd :all do |cfg|
     cfg.gsub! /\[\?1h=\r/, '' # Pager Handling
-    cfg.gsub! /\r\[K/,'' # Pager Handling
+    cfg.gsub! /\r\[K/, '' # Pager Handling
     cfg.gsub! /\s/, '' # Linebreak Handling
     cfg.gsub! /^CPU\ load\ averages\:\s.+/, '' # Omit constantly changing CPU info
     cfg.gsub! /^System\ memory\:\s.+/, '' # Omit constantly changing memory info
diff --git a/lib/oxidized/model/model.rb b/lib/oxidized/model/model.rb
index a2a71cb..a650560 100644
--- a/lib/oxidized/model/model.rb
+++ b/lib/oxidized/model/model.rb
@@ -7,29 +7,34 @@ module Oxidized
 
     class << self
       def inherited klass
-        klass.instance_variable_set '@cmd',   Hash.new { |h,k| h[k] = [] }
-        klass.instance_variable_set '@cfg',   Hash.new { |h,k| h[k] = [] }
-        klass.instance_variable_set '@procs', Hash.new { |h,k| h[k] = [] }
+        klass.instance_variable_set '@cmd',   Hash.new { |h, k| h[k] = [] }
+        klass.instance_variable_set '@cfg',   Hash.new { |h, k| h[k] = [] }
+        klass.instance_variable_set '@procs', Hash.new { |h, k| h[k] = [] }
         klass.instance_variable_set '@expect', []
         klass.instance_variable_set '@comment', nil
         klass.instance_variable_set '@prompt', nil
       end
-      def comment _comment='# '
+
+      def comment _comment = '# '
         return @comment if @comment
         @comment = block_given? ? yield : _comment
       end
-      def prompt _prompt=nil
+
+      def prompt _prompt = nil
         @prompt or @prompt = _prompt
       end
+
       def cfg *methods, &block
         [methods].flatten.each do |method|
           @cfg[method.to_s] << block
         end
       end
+
       def cfgs
         @cfg
       end
-      def cmd _cmd=nil, &block
+
+      def cmd _cmd = nil, &block
         if _cmd.class == Symbol
           @cmd[_cmd] << block
         else
@@ -37,12 +42,15 @@ module Oxidized
         end
         Oxidized.logger.debug "lib/oxidized/model/model.rb Added #{_cmd} to the commands list"
       end
+
       def cmds
         @cmd
       end
+
       def expect re, &block
         @expect << [re, block]
       end
+
       def expects
         @expect
       end
@@ -166,6 +174,5 @@ module Oxidized
       output.set_cmd(name)
       output
     end
-
   end
 end
diff --git a/lib/oxidized/model/mtrlrfs.rb b/lib/oxidized/model/mtrlrfs.rb
index 8baa4e9..31b4f22 100644
--- a/lib/oxidized/model/mtrlrfs.rb
+++ b/lib/oxidized/model/mtrlrfs.rb
@@ -1,5 +1,4 @@
 class Mtrlrfs < Oxidized::Model
-
   # Motorola RFS/Extreme WM
 
   comment  '# '
@@ -7,7 +6,7 @@ class Mtrlrfs < Oxidized::Model
   cmd :all do |cfg|
     # xos inserts leading \r characters and other trailing white space.
     # this deletes extraneous \r and trailing white space.
-    cfg.each_line.to_a[1..-2].map{|line|line.delete("\r").rstrip}.join("\n") + "\n"
+    cfg.each_line.to_a[1..-2].map { |line| line.delete("\r").rstrip }.join("\n") + "\n"
   end
 
   cmd 'show version' do |cfg|
@@ -32,6 +31,4 @@ class Mtrlrfs < Oxidized::Model
       send "n\n"
     end
   end
-
 end
-
diff --git a/lib/oxidized/model/ndms.rb b/lib/oxidized/model/ndms.rb
index c632bb9..1947f91 100644
--- a/lib/oxidized/model/ndms.rb
+++ b/lib/oxidized/model/ndms.rb
@@ -1,5 +1,4 @@
 class NDMS < Oxidized::Model
-
   # Pull config from Zyxel Keenetic devices from version NDMS >= 2.0
 
   comment  '! '
diff --git a/lib/oxidized/model/netgear.rb b/lib/oxidized/model/netgear.rb
index a32eb66..40b0924 100644
--- a/lib/oxidized/model/netgear.rb
+++ b/lib/oxidized/model/netgear.rb
@@ -1,5 +1,4 @@
 class Netgear < Oxidized::Model
-
   comment '!'
   prompt /^(\([\w\s\-.]+\)\s[#>])$/
 
@@ -37,5 +36,4 @@ class Netgear < Oxidized::Model
   cmd 'show running-config' do |cfg|
     cfg.gsub! /^(!.*Time).*$/, '\1'
   end
-
 end
diff --git a/lib/oxidized/model/netscaler.rb b/lib/oxidized/model/netscaler.rb
index 9ca66b6..00d1b71 100644
--- a/lib/oxidized/model/netscaler.rb
+++ b/lib/oxidized/model/netscaler.rb
@@ -1,5 +1,4 @@
 class NetScaler < Oxidized::Model
-
   prompt /^\>\s*$/
   comment '# '
 
@@ -20,5 +19,4 @@ class NetScaler < Oxidized::Model
   cfg :ssh do
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/nos.rb b/lib/oxidized/model/nos.rb
index ec7c818..4049aa5 100644
--- a/lib/oxidized/model/nos.rb
+++ b/lib/oxidized/model/nos.rb
@@ -1,5 +1,4 @@
 class NOS < Oxidized::Model
-
   # Brocade Network Operating System
 
   prompt /^(?:\e\[..h)?[\w.-]+# $/
@@ -38,8 +37,7 @@ class NOS < Oxidized::Model
 
   cfg :telnet, :ssh do
     post_login 'terminal length 0'
-    #post_login 'terminal width 0'
+    # post_login 'terminal width 0'
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/nxos.rb b/lib/oxidized/model/nxos.rb
index 60d6037..d1449dd 100644
--- a/lib/oxidized/model/nxos.rb
+++ b/lib/oxidized/model/nxos.rb
@@ -1,5 +1,4 @@
 class NXOS < Oxidized::Model
-
   prompt /^(\r?[\w.@_()-]+[#]\s?)$/
   comment '! '
 
@@ -10,7 +9,7 @@ class NXOS < Oxidized::Model
     cfg.gsub! /^(radius-server key).*/, '\\1 <secret hidden>'
     cfg
   end
-  
+
   cmd 'show version' do |cfg|
     cfg = cfg.each_line.take_while { |line| not line.match(/uptime/i) }
     comment cfg.join ""
@@ -18,7 +17,7 @@ class NXOS < Oxidized::Model
 
   cmd 'show inventory' do |cfg|
     comment cfg
-  end 
+  end
 
   cmd 'show running-config' do |cfg|
     cfg.gsub! /^!Time:[^\n]*\n/, ''
diff --git a/lib/oxidized/model/oneos.rb b/lib/oxidized/model/oneos.rb
index eeaa2ce..35332c8 100644
--- a/lib/oxidized/model/oneos.rb
+++ b/lib/oxidized/model/oneos.rb
@@ -1,24 +1,23 @@
 class OneOS < Oxidized::Model
-
   prompt /^([\w.@()-]+#\s?)$/
   comment  '! '
 
   # example how to handle pager
-  #expect /^\s--More--\s+.*$/ do |data, re|
+  # expect /^\s--More--\s+.*$/ do |data, re|
   #  send ' '
   #  data.sub re, ''
-  #end
+  # end
 
   # non-preferred way to handle additional PW prompt
-  #expect /^[\w.]+>$/ do |data|
+  # expect /^[\w.]+>$/ do |data|
   #  send "enable\n"
   #  send vars(:enable) + "\n"
   #  data
-  #end
+  # end
 
   cmd :all do |cfg|
-    #cfg.gsub! /\cH+\s{8}/, ''         # example how to handle pager
-    #cfg.gsub! /\cH+/, ''              # example how to handle pager
+    # cfg.gsub! /\cH+\s{8}/, ''         # example how to handle pager
+    # cfg.gsub! /\cH+/, ''              # example how to handle pager
     cfg.each_line.to_a[1..-2].join
   end
 
@@ -54,5 +53,4 @@ class OneOS < Oxidized::Model
     post_login 'term len 0'
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/opengear.rb b/lib/oxidized/model/opengear.rb
index b7c697f..e0d4c0a 100644
--- a/lib/oxidized/model/opengear.rb
+++ b/lib/oxidized/model/opengear.rb
@@ -1,7 +1,6 @@
 class OpenGear < Oxidized::Model
+  comment '# '
 
-  comment  '# '
-  
   prompt /^(\$\s)?$/
 
   cmd :secret do |cfg|
@@ -15,7 +14,6 @@ class OpenGear < Oxidized::Model
   cmd 'config -g config'
 
   cfg :ssh do
-    exec true  # don't run shell, run each command in exec channel
+    exec true # don't run shell, run each command in exec channel
   end
-
 end
diff --git a/lib/oxidized/model/opnsense.rb b/lib/oxidized/model/opnsense.rb
index b874fca..a8f7a47 100644
--- a/lib/oxidized/model/opnsense.rb
+++ b/lib/oxidized/model/opnsense.rb
@@ -1,21 +1,19 @@
 class OpnSense < Oxidized::Model
-
   # minimum required permissions: "System: Shell account access"
   # must enable SSH and password-based SSH access
-  
+
   cmd :all do |cfg|
     cfg.each_line.to_a[1..-1].join
   end
-  
+
   cmd 'cat /conf/config.xml' do |cfg|
     cfg.gsub! /\s<revision>\s*<time>\d*<\/time>\s*.*\s*.*\s*<\/revision>/, ''
     cfg.gsub! /\s<last_rule_upd_time>\d*<\/last_rule_upd_time>/, ''
     cfg
   end
-  
+
   cfg :ssh do
     exec true
     pre_logout 'exit'
   end
- 
 end
diff --git a/lib/oxidized/model/outputs.rb b/lib/oxidized/model/outputs.rb
index a668e9d..23a37f5 100644
--- a/lib/oxidized/model/outputs.rb
+++ b/lib/oxidized/model/outputs.rb
@@ -1,7 +1,6 @@
 module Oxidized
   class Model
     class Outputs
-
       def to_cfg
         type_to_str(nil)
       end
@@ -23,7 +22,7 @@ module Oxidized
       end
 
       def type type
-        @outputs.select { |out| out.type==type }
+        @outputs.select { |out| out.type == type }
       end
 
       def types
@@ -35,7 +34,6 @@ module Oxidized
       def initialize
         @outputs = []
       end
-
     end
   end
 end
diff --git a/lib/oxidized/model/panos.rb b/lib/oxidized/model/panos.rb
index 67ccaec..422a9fe 100644
--- a/lib/oxidized/model/panos.rb
+++ b/lib/oxidized/model/panos.rb
@@ -1,8 +1,7 @@
 class PanOS < Oxidized::Model
-
   # PaloAlto PAN-OS model #
 
-  comment  '! '
+  comment '! '
 
   prompt /^[\w.\@:\(\)-]+>\s?$/
 
diff --git a/lib/oxidized/model/pfsense.rb b/lib/oxidized/model/pfsense.rb
index 5849160..278a126 100644
--- a/lib/oxidized/model/pfsense.rb
+++ b/lib/oxidized/model/pfsense.rb
@@ -1,20 +1,18 @@
 class PfSense < Oxidized::Model
-
   # use other use than 'admin' user, 'admin' user cannot get ssh/exec. See issue #535
-  
+
   cmd :all do |cfg|
     cfg.each_line.to_a[1..-1].join
   end
-  
+
   cmd 'cat /cf/conf/config.xml' do |cfg|
     cfg.gsub! /\s<revision>\s*<time>\d*<\/time>\s*.*\s*.*\s*<\/revision>/, ''
     cfg.gsub! /\s<last_rule_upd_time>\d*<\/last_rule_upd_time>/, ''
     cfg
   end
-  
+
   cfg :ssh do
     exec true
     pre_logout 'exit'
   end
- 
 end
diff --git a/lib/oxidized/model/planet.rb b/lib/oxidized/model/planet.rb
index 9ce9cf9..56e688c 100644
--- a/lib/oxidized/model/planet.rb
+++ b/lib/oxidized/model/planet.rb
@@ -1,24 +1,23 @@
 class Planet < Oxidized::Model
-
   prompt /^\r?([\w.@()-]+[#>]\s?)$/
   comment  '! '
 
   # example how to handle pager
-  #expect /^\s--More--\s+.*$/ do |data, re|
+  # expect /^\s--More--\s+.*$/ do |data, re|
   # send ' '
   # data.sub re, ''
-  #end
+  # end
 
   # non-preferred way to handle additional PW prompt
-  #expect /^[\w.]+>$/ do |data|
+  # expect /^[\w.]+>$/ do |data|
   #  send "enable\n"
   #  send vars(:enable) + "\n"
   #  data
-  #end
+  # end
 
   cmd :all do |cfg|
-    #cfg.gsub! /\cH+\s{8}/, ''         # example how to handle pager
-    #cfg.gsub! /\cH+/, ''              # example how to handle pager
+    # cfg.gsub! /\cH+\s{8}/, ''         # example how to handle pager
+    # cfg.gsub! /\cH+/, ''              # example how to handle pager
     cfg.each_line.to_a[1..-2].join
   end
 
@@ -39,7 +38,7 @@ class Planet < Oxidized::Model
 
     cfg = cfg.each_line.to_a[0...-2]
 
-   # Strip system (up)time and temperature
+    # Strip system (up)time and temperature
     cfg = cfg.reject { |line| line.match /System Time\s*:.*/ }
     cfg = cfg.reject { |line| line.match /System Uptime\s*:.*/ }
     cfg = cfg.reject { |line| line.match /Temperature\s*:.*/ }
@@ -47,13 +46,12 @@ class Planet < Oxidized::Model
     comment cfg.join
   end
 
-
   cmd 'show running-config' do |cfg|
     cfg.gsub! "\n\r", "\n"
     cfg = cfg.each_line.to_a
 
     cfg = cfg.reject { |line| line.match "Building configuration..." }
-  
+
     if @planetsgs
       cfg << cmd('show transceiver detail | include transceiver detail information|found|Type|length|Nominal|wavelength|Base information') do |cfg|
         comment cfg
@@ -62,7 +60,6 @@ class Planet < Oxidized::Model
 
     cfg.join
   end
-  
 
   cfg :telnet do
     username /^Username:/
@@ -80,5 +77,4 @@ class Planet < Oxidized::Model
     end
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/powerconnect.rb b/lib/oxidized/model/powerconnect.rb
index ca91e60..bf36f65 100644
--- a/lib/oxidized/model/powerconnect.rb
+++ b/lib/oxidized/model/powerconnect.rb
@@ -1,12 +1,11 @@
 class PowerConnect < Oxidized::Model
-
   prompt /^([\w\s.@-]+[#>]\s?)$/ # allow spaces in hostname..dell does not limit it.. #
 
-  comment  '! '
+  comment '! '
 
   expect /^\s*--More--\s+.*$/ do |data, re|
-     send ' '
-     data.sub re, ''
+    send ' '
+    data.sub re, ''
   end
 
   cmd :all do |cfg|
@@ -52,7 +51,6 @@ class PowerConnect < Oxidized::Model
     post_login "terminal length 0"
     pre_logout "logout"
     pre_logout "exit"
-    
   end
 
   def clean cfg
@@ -76,5 +74,4 @@ class PowerConnect < Oxidized::Model
     out = comment out.join "\n"
     out << "\n"
   end
-
 end
diff --git a/lib/oxidized/model/procurve.rb b/lib/oxidized/model/procurve.rb
index 705a814..930dc53 100644
--- a/lib/oxidized/model/procurve.rb
+++ b/lib/oxidized/model/procurve.rb
@@ -1,10 +1,9 @@
 class Procurve < Oxidized::Model
-
   # some models start lines with \r
   # previous command is repeated followed by "\eE", which sometimes ends up on last line
   prompt /^\r?([\w.-]+# )$/
 
-  comment  '! '
+  comment '! '
 
   # replace next line control sequence with a new line
   expect /(\e\[1M\e\[\??\d+(;\d+)*[A-Za-z]\e\[1L)|(\eE)/ do |data, re|
@@ -87,5 +86,4 @@ class Procurve < Oxidized::Model
   cfg :ssh do
     pty_options({ chars_wide: 1000 })
   end
-
 end
diff --git a/lib/oxidized/model/quantaos.rb b/lib/oxidized/model/quantaos.rb
index 5197aa8..8dbdf3b 100644
--- a/lib/oxidized/model/quantaos.rb
+++ b/lib/oxidized/model/quantaos.rb
@@ -1,13 +1,12 @@
 class QuantaOS < Oxidized::Model
-
   prompt /^\((\w|\S)+\) (>|#)$/
   comment '! '
-  
+
   cmd 'show run' do |cfg|
     cfg.each_line.select do |line|
       not line.match /^!.*$/ and
-      not line.match /^\((\w|\S)+\) (>|#)$/ and
-      not line.match /^show run$/
+        not line.match /^\((\w|\S)+\) (>|#)$/ and
+        not line.match /^show run$/
     end.join
   end
 
@@ -31,5 +30,4 @@ class QuantaOS < Oxidized::Model
       send "n\n"
     end
   end
-
 end
diff --git a/lib/oxidized/model/routeros.rb b/lib/oxidized/model/routeros.rb
index b62a3be..c729126 100644
--- a/lib/oxidized/model/routeros.rb
+++ b/lib/oxidized/model/routeros.rb
@@ -18,8 +18,8 @@ class RouterOS < Oxidized::Model
     run_cmd = vars(:remove_secret) ? '/export hide-sensitive' : '/export'
     cmd run_cmd do |cfg|
       cfg.gsub! /\x1B\[([0-9]{1,3}((;[0-9]{1,3})*)?)?[m|K]/, '' # strip ANSI colours
-      cfg.gsub! /\\\r\n\s+/, ''   # strip new line
-      cfg.gsub! /# inactive time\r\n/, ''   # Remove time based system comment
+      cfg.gsub! /\\\r\n\s+/, '' # strip new line
+      cfg.gsub! /# inactive time\r\n/, '' # Remove time based system comment
       cfg = cfg.split("\n").reject { |line| line[/^\#\s\w{3}\/\d{2}\/\d{4}.*$/] }
       cfg.join("\n") + "\n"
     end
diff --git a/lib/oxidized/model/saos.rb b/lib/oxidized/model/saos.rb
index 5a4e79e..97547b5 100644
--- a/lib/oxidized/model/saos.rb
+++ b/lib/oxidized/model/saos.rb
@@ -1,5 +1,4 @@
 class SAOS < Oxidized::Model
-
   # Ciena SAOS switch
   # used for 6.x devices
 
diff --git a/lib/oxidized/model/screenos.rb b/lib/oxidized/model/screenos.rb
index 0258898..9b52f9f 100644
--- a/lib/oxidized/model/screenos.rb
+++ b/lib/oxidized/model/screenos.rb
@@ -1,8 +1,7 @@
-class ScreenOS  < Oxidized::Model
-
+class ScreenOS < Oxidized::Model
   # Netscreen ScreenOS model #
 
-  comment  '! '
+  comment '! '
 
   prompt /^[\w.:\(\)-]+->\s?$/
 
@@ -10,7 +9,7 @@ class ScreenOS  < Oxidized::Model
     cfg.each_line.to_a[2..-2].join
   end
 
-  cmd :secret do |cfg| 
+  cmd :secret do |cfg|
     cfg.gsub! /^(set admin name) .*|^(set admin password) .*/, '\\1 <removed>'
     cfg.gsub! /^(set admin user .* password) .* (.*)/, '\\1 <removed> \\2'
     cfg.gsub! /(secret|password|preshare) .*/, '\\1 <secret hidden>'
@@ -41,5 +40,4 @@ class ScreenOS  < Oxidized::Model
       send "n"
     end
   end
-
 end
diff --git a/lib/oxidized/model/sgos.rb b/lib/oxidized/model/sgos.rb
index 3d42a53..894e042 100644
--- a/lib/oxidized/model/sgos.rb
+++ b/lib/oxidized/model/sgos.rb
@@ -1,5 +1,4 @@
 class SGOS < Oxidized::Model
-
   comment '!- '
   prompt /\w+>|#/
 
@@ -20,14 +19,14 @@ class SGOS < Oxidized::Model
     comment cfg
   end
 
-   cmd :secret do |cfg|
+  cmd :secret do |cfg|
     cfg.gsub! /^(security hashed-enable-password).*/, '\\1 <secret hidden>'
     cfg.gsub! /^(security hashed-password).*/, '\\1 <secret hidden>'
     cfg
   end
 
   cmd 'show configuration expanded noprompts with-keyrings unencrypted' do |cfg|
-    cfg.gsub! /^(!- Local time).*/,""
+    cfg.gsub! /^(!- Local time).*/, ""
     cfg.gsub! /^(archive-configuration encrypted-password).*/, ""
     cfg.gsub! /^(download encrypted-password).*/, ""
     cfg
diff --git a/lib/oxidized/model/siklu.rb b/lib/oxidized/model/siklu.rb
index 2bdfbc3..2203bda 100644
--- a/lib/oxidized/model/siklu.rb
+++ b/lib/oxidized/model/siklu.rb
@@ -1,5 +1,4 @@
 class Siklu < Oxidized::Model
-
   # Siklu EtherHaul #
 
   prompt /^[\w-]+>$/
@@ -15,5 +14,4 @@ class Siklu < Oxidized::Model
   cfg :ssh do
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/slxos.rb b/lib/oxidized/model/slxos.rb
index 934da5b..1afc8b1 100644
--- a/lib/oxidized/model/slxos.rb
+++ b/lib/oxidized/model/slxos.rb
@@ -1,35 +1,34 @@
 class SLXOS < Oxidized::Model
-
   prompt /^.*[>#]\s?$/i
-  comment  '! '
+  comment '! '
 
   cmd 'show version' do |cfg|
-    cfg.gsub! /(^((.*)[Ss]ystem [Uu]ptime(.*))$)/, '' #remove unwanted line system uptime
-    cfg.gsub! /[Uu]p\s?[Tt]ime is .*/,''
+    cfg.gsub! /(^((.*)[Ss]ystem [Uu]ptime(.*))$)/, '' # remove unwanted line system uptime
+    cfg.gsub! /[Uu]p\s?[Tt]ime is .*/, ''
 
     comment cfg
   end
 
   cmd 'show chassis' do |cfg|
-    cfg.encode!("UTF-8", :invalid => :replace, :undef => :replace) #sometimes ironware returns broken encoding
-        cfg.gsub! /.*Power Usage.*/, '' #remove unwanted lines power usage
-        cfg.gsub! /Time A(live|wake).*/, '' #remove unwanted lines time alive/awake
+    cfg.encode!("UTF-8", :invalid => :replace, :undef => :replace) # sometimes ironware returns broken encoding
+    cfg.gsub! /.*Power Usage.*/, '' # remove unwanted lines power usage
+    cfg.gsub! /Time A(live|wake).*/, '' # remove unwanted lines time alive/awake
     cfg.gsub! /([\[]*)1([\]]*)<->([\[]*)2([\]]*)(<->([\[]*)3([\]]*))*/, ''
 
     comment cfg
   end
 
   cmd 'show system' do |cfg|
-        cfg.gsub! /Up Time.*/, '' #removes uptime line
-        cfg.gsub! /Current Time.*/, '' #remove current time line
-        cfg.gsub! /.*speed is.*/, '' #removes fan speed lines
+    cfg.gsub! /Up Time.*/, '' # removes uptime line
+    cfg.gsub! /Current Time.*/, '' # remove current time line
+    cfg.gsub! /.*speed is.*/, '' # removes fan speed lines
 
     comment cfg
   end
 
   cmd 'show slots' do |cfg|
     cfg.gsub! /^-*^$/, '' # some slx devices are fixed config
-        cfg.gsub! /syntax error: element does not exist/, '' # same as above
+    cfg.gsub! /syntax error: element does not exist/, '' # same as above
 
     comment cfg
   end
@@ -45,7 +44,7 @@ class SLXOS < Oxidized::Model
     password /^(Please Enter Password ?|Password):/
   end
 
-  #handle pager with enable
+  # handle pager with enable
   cfg :telnet, :ssh do
     if vars :enable
       post_login do
@@ -55,7 +54,6 @@ class SLXOS < Oxidized::Model
     end
     post_login ''
     post_login 'terminal length 0'
-        pre_logout 'exit'
+    pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/sros.rb b/lib/oxidized/model/sros.rb
index 289bed3..d809147 100644
--- a/lib/oxidized/model/sros.rb
+++ b/lib/oxidized/model/sros.rb
@@ -1,5 +1,4 @@
 class SROS < Oxidized::Model
-
   #
   # Nokia SR OS (TiMOS) (formerly TiMetra, Alcatel, Alcatel-Lucent).
   # Used in 7705 SAR, 7210 SAS, 7450 ESS, 7750 SR, 7950 XRS, and NSP.
diff --git a/lib/oxidized/model/tmos.rb b/lib/oxidized/model/tmos.rb
index 390046d..69b0e1b 100644
--- a/lib/oxidized/model/tmos.rb
+++ b/lib/oxidized/model/tmos.rb
@@ -1,5 +1,4 @@
 class TMOS < Oxidized::Model
-
   comment  '# '
 
   cmd :secret do |cfg|
@@ -46,7 +45,6 @@ class TMOS < Oxidized::Model
   cmd('cat /config/partitions/*/bigip.conf') { |cfg| comment cfg }
 
   cfg :ssh do
-    exec true  # don't run shell, run each command in exec channel
+    exec true # don't run shell, run each command in exec channel
   end
-
 end
diff --git a/lib/oxidized/model/tplink.rb b/lib/oxidized/model/tplink.rb
index bf13803..2a61fa5 100644
--- a/lib/oxidized/model/tplink.rb
+++ b/lib/oxidized/model/tplink.rb
@@ -1,26 +1,25 @@
 class TPLink < Oxidized::Model
-
   # tp-link prompt
   prompt /^\r?([\w.@()-]+[#>]\s?)$/
-  comment  '! '
+  comment '! '
 
   # handle paging
   # workaround for sometimes missing whitespaces with "\s?"
   expect /Press\s?any\s?key\s?to\s?continue\s?\(Q\s?to\s?quit\)/ do |data, re|
-   send ' '
-   data.sub re, ''
+    send ' '
+    data.sub re, ''
   end
 
   # send carriage return because \n with the command is not enough
   # checks if line ends with prompt >,# or \r,\nm otherwise send \r
   expect /[^>#\r\n]$/ do |data, re|
-   send "\r"
-   data.sub re, ''
+    send "\r"
+    data.sub re, ''
   end
 
   cmd :all do |cfg|
     # normalize linefeeds
-    cfg.gsub! /(\r|\r\n|\n\r)/,"\n"
+    cfg.gsub! /(\r|\r\n|\n\r)/, "\n"
     # remove empty lines
     cfg.each_line.reject { |line| line.match /^[\r\n\s\u0000#]+$/ }.join
   end
@@ -31,7 +30,7 @@ class TPLink < Oxidized::Model
     cfg
   end
 
-  cmd 'show system-info'  do |cfg|
+  cmd 'show system-info' do |cfg|
     comment cfg.each_line.to_a[3..-3].join
   end
 
@@ -58,8 +57,5 @@ class TPLink < Oxidized::Model
       send "exit\r"
       send "logout\r"
     end
-
   end
-
 end
-
diff --git a/lib/oxidized/model/trango.rb b/lib/oxidized/model/trango.rb
index b2aa1e7..b55b277 100644
--- a/lib/oxidized/model/trango.rb
+++ b/lib/oxidized/model/trango.rb
@@ -1,8 +1,8 @@
 class Trango < Oxidized::Model
   # take a Trangolink sysinfo output and turn it into a configuration file
-  
+
   prompt /^#>\s?/
-  comment  '# '
+  comment '# '
 
   cmd 'sysinfo' do |cfg|
     out = []
@@ -47,16 +47,15 @@ class Trango < Oxidized::Model
       end
       if line.match /\[IP\] (\S+) \[Subnet Mask\] (\S+) \[Gateway\] (\S+)/
         out << "ipconfig " + Regexp.last_match[1] + ' ' +
-                              Regexp.last_match[2] + ' ' +
-                              Regexp.last_match[3]
+               Regexp.last_match[2] + ' ' +
+               Regexp.last_match[3]
       end
-    end 
+    end
     comments.push(*out).join "\n"
-  end 
+  end
 
   cfg :telnet do
     password /Password:/
     pre_logout 'exit'
   end
- 
 end
diff --git a/lib/oxidized/model/ucs.rb b/lib/oxidized/model/ucs.rb
index a1f6c10..4418b68 100644
--- a/lib/oxidized/model/ucs.rb
+++ b/lib/oxidized/model/ucs.rb
@@ -1,5 +1,4 @@
 class UCS < Oxidized::Model
-
   prompt /^(\r?[\w.@_()-]+[#]\s?)$/
   comment '! '
 
diff --git a/lib/oxidized/model/voltaire.rb b/lib/oxidized/model/voltaire.rb
index 1e7fad2..62a62e5 100644
--- a/lib/oxidized/model/voltaire.rb
+++ b/lib/oxidized/model/voltaire.rb
@@ -1,18 +1,16 @@
 class VOLTAIRE < Oxidized::Model
-
   prompt /([\w.@()-\[:\s\]]+[#>]\s|(One or more tests have failed.*))$/
-  comment  '## '
-  
+  comment '## '
+
   # Pager Handling
   expect /.+lines\s\d+\-\d+([\s]|\/\d+\s\(END\)\s).+$/ do |data, re|
     send ' '
     data.sub re, ''
   end
 
-
   cmd :all do |cfg|
     cfg.gsub! /\[\?1h=\r/, '' # Pager Handling
-    cfg.gsub! /\r\[K/,'' # Pager Handling
+    cfg.gsub! /\r\[K/, '' # Pager Handling
     cfg.gsub! /\s/, '' # Linebreak Handling
     cfg.gsub! /^CPU\ load\ averages\:\s.+/, '' # Omit constantly changing CPU info
     cfg.gsub! /^System\ memory\:\s.+/, '' # Omit constantly changing memory info
@@ -27,7 +25,6 @@ class VOLTAIRE < Oxidized::Model
     cfg
   end
 
-
   cmd 'version show' do |cfg|
     comment cfg
   end
diff --git a/lib/oxidized/model/voss.rb b/lib/oxidized/model/voss.rb
index 6b15fb3..32958ce 100644
--- a/lib/oxidized/model/voss.rb
+++ b/lib/oxidized/model/voss.rb
@@ -10,7 +10,7 @@ class Voss < Oxidized::Model
 
   # needed for proper formatting after post_login
   cmd('') { |cfg| comment "#{cfg}\n" }
-  
+
   # Get sys-info and remove information that changes such has temperature and power
   cmd 'show sys-info' do |cfg|
     cfg.gsub! /(^((.*)SysUpTime(.*))$)/, 'removed SysUpTime'
@@ -38,5 +38,4 @@ class Voss < Oxidized::Model
     post_login 'enable'
     post_login 'terminal more disable'
   end
-
 end
diff --git a/lib/oxidized/model/vrp.rb b/lib/oxidized/model/vrp.rb
index e44f69e..42762c2 100644
--- a/lib/oxidized/model/vrp.rb
+++ b/lib/oxidized/model/vrp.rb
@@ -1,6 +1,6 @@
 class VRP < Oxidized::Model
   # Huawei VRP
-  
+
   prompt /^(<[\w.-]+>)$/
   comment '# '
 
@@ -13,13 +13,13 @@ class VRP < Oxidized::Model
   cmd :all do |cfg|
     cfg.each_line.to_a[1..-2].join
   end
- 
+
   cfg :telnet do
     username /^Username:$/
     password /^Password:$/
   end
 
-  cfg :telnet, :ssh do 
+  cfg :telnet, :ssh do
     post_login 'screen-length 0 temporary'
     pre_logout 'quit'
   end
@@ -36,5 +36,4 @@ class VRP < Oxidized::Model
   cmd 'display current-configuration all' do |cfg|
     cfg
   end
-  
 end
diff --git a/lib/oxidized/model/vyatta.rb b/lib/oxidized/model/vyatta.rb
index 57ec9d3..fb6b0d1 100644
--- a/lib/oxidized/model/vyatta.rb
+++ b/lib/oxidized/model/vyatta.rb
@@ -1,7 +1,6 @@
 class Vyatta < Oxidized::Model
-
   # Brocade Vyatta / VyOS model #
-  
+
   prompt /\@.*?\:~\$\s/
 
   cmd :all do |cfg|
@@ -27,5 +26,4 @@ class Vyatta < Oxidized::Model
   cfg :telnet, :ssh do
     pre_logout 'exit'
   end
-
 end
diff --git a/lib/oxidized/model/weos.rb b/lib/oxidized/model/weos.rb
index 1b20286..2856666 100644
--- a/lib/oxidized/model/weos.rb
+++ b/lib/oxidized/model/weos.rb
@@ -1,6 +1,5 @@
 class WEOS < Oxidized::Model
-
-  #Westell WEOS, works with Westell 8178G, Westell 8266G
+  # Westell WEOS, works with Westell 8178G, Westell 8266G
 
   prompt /^(\s[\w.@-]+[#>]\s?)$/
 
@@ -18,5 +17,4 @@ class WEOS < Oxidized::Model
     post_login 'cli more disable'
     pre_logout 'logout'
   end
-
 end
diff --git a/lib/oxidized/model/xos.rb b/lib/oxidized/model/xos.rb
index 90f6f4a..e862596 100644
--- a/lib/oxidized/model/xos.rb
+++ b/lib/oxidized/model/xos.rb
@@ -1,5 +1,4 @@
 class XOS < Oxidized::Model
-
   # Extreme Networks XOS
 
   prompt /^*?[\w .-]+# $/
@@ -8,7 +7,7 @@ class XOS < Oxidized::Model
   cmd :all do |cfg|
     # xos inserts leading \r characters and other trailing white space.
     # this deletes extraneous \r and trailing white space.
-    cfg.each_line.to_a[1..-2].map{|line|line.delete("\r").rstrip}.join("\n") + "\n"
+    cfg.each_line.to_a[1..-2].map { |line| line.delete("\r").rstrip }.join("\n") + "\n"
   end
 
   cmd 'show version' do |cfg|
@@ -23,7 +22,7 @@ class XOS < Oxidized::Model
     comment cfg
   end
 
-  cmd 'show switch'do |cfg|
+  cmd 'show switch' do |cfg|
     comment cfg.each_line.reject { |line| line.match /Time:/ or line.match /boot/i }.join
   end
 
@@ -45,5 +44,4 @@ class XOS < Oxidized::Model
       send "n\n"
     end
   end
-
 end
diff --git a/lib/oxidized/model/zhoneolt.rb b/lib/oxidized/model/zhoneolt.rb
index c50680c..ce6df29 100644
--- a/lib/oxidized/model/zhoneolt.rb
+++ b/lib/oxidized/model/zhoneolt.rb
@@ -18,7 +18,7 @@ class ZhoneOLT < Oxidized::Model
   end
 
   cmd :all do |cfg|
-    cfg.each_line.to_a[1..-2].map{|line|line.delete("\r").rstrip}.join("\n") + "\n"
+    cfg.each_line.to_a[1..-2].map { |line| line.delete("\r").rstrip }.join("\n") + "\n"
   end
 
   cmd 'swversion' do |cfg|
diff --git a/lib/oxidized/model/zynos.rb b/lib/oxidized/model/zynos.rb
index 89be8af..581d405 100644
--- a/lib/oxidized/model/zynos.rb
+++ b/lib/oxidized/model/zynos.rb
@@ -1,12 +1,10 @@
 class ZyNOS < Oxidized::Model
-
   # Used in Zyxel DSLAMs, such as SAM1316
 
-  comment  '! '
+  comment '! '
 
   cmd 'config-0'
 
   cfg :ftp do
   end
-
 end
diff --git a/lib/oxidized/node.rb b/lib/oxidized/node.rb
index 2b15d4e..27bd9a5 100644
--- a/lib/oxidized/node.rb
+++ b/lib/oxidized/node.rb
@@ -39,7 +39,7 @@ module Oxidized
         cfg_name = input.to_s.split('::').last.downcase
         next unless @model.cfg[cfg_name] and not @model.cfg[cfg_name].empty?
         @model.input = input = input.new
-        if config=run_input(input)
+        if config = run_input(input)
           Oxidized.logger.debug "lib/oxidized/node.rb: #{input.class.name} ran for #{name} successfully"
           status = :success
           break
@@ -55,7 +55,7 @@ module Oxidized
     def run_input input
       rescue_fail = {}
       [input.class::RescueFail, input.class.superclass::RescueFail].each do |hash|
-        hash.each do |level,errors|
+        hash.each do |level, errors|
           errors.each do |err|
             rescue_fail[err] = level
           end
@@ -64,9 +64,9 @@ module Oxidized
       begin
         input.connect(self) and input.get
       rescue *rescue_fail.keys => err
-        resc  = ''
+        resc = ''
         if not level = rescue_fail[err.class]
-          resc  = err.class.ancestors.find{|e|rescue_fail.keys.include? e}
+          resc  = err.class.ancestors.find { |e| rescue_fail.keys.include? e }
           level = rescue_fail[resc]
           resc  = " (rescued #{resc})"
         end
@@ -196,20 +196,20 @@ module Oxidized
       end
     end
 
-    def resolve_key key, opt, global=nil
+    def resolve_key key, opt, global = nil
       # resolve key, first get global, then get group then get node config
       key_sym = key.to_sym
       key_str = key.to_s
       value   = global
       Oxidized.logger.debug "node.rb: resolving node key '#{key}', with passed global value of '#{value}' and node value '#{opt[key_sym]}'"
 
-      #global
+      # global
       if not value and Oxidized.config.has_key?(key_str)
         value = Oxidized.config[key_str]
         Oxidized.logger.debug "node.rb: setting node key '#{key}' to value '#{value}' from global"
       end
 
-      #group
+      # group
       if Oxidized.config.groups.has_key?(@group)
         if Oxidized.config.groups[@group].has_key?(key_str)
           value = Oxidized.config.groups[@group][key_str]
@@ -217,7 +217,7 @@ module Oxidized
         end
       end
 
-      #model
+      # model
       # FIXME: warning: instance variable @model not initialized
       if Oxidized.config.models.has_key?(@model.class.name.to_s.downcase)
         if Oxidized.config.models[@model.class.name.to_s.downcase].has_key?(key_str)
@@ -226,7 +226,7 @@ module Oxidized
         end
       end
 
-      #node
+      # node
       value = opt[key_sym] || value
       Oxidized.logger.debug "node.rb: returning node key '#{key}' with value '#{value}'"
       value
@@ -239,6 +239,5 @@ module Oxidized
     def is_gitcrypt? opt
       (opt[:output] || Oxidized.config.output.default) == 'gitcrypt'
     end
-
   end
 end
diff --git a/lib/oxidized/node/stats.rb b/lib/oxidized/node/stats.rb
index 6b5719c..2c04a60 100644
--- a/lib/oxidized/node/stats.rb
+++ b/lib/oxidized/node/stats.rb
@@ -18,7 +18,7 @@ module Oxidized
 
       # @param [Symbol] status stats for specific status
       # @return [Hash,Array] Hash of stats for every status or Array of stats for specific status
-      def get status=nil
+      def get status = nil
         status ? @stats[status] : @stats
       end
 
@@ -27,7 +27,6 @@ module Oxidized
       def initialize
         @stats = {}
       end
-
     end
   end
 end
diff --git a/lib/oxidized/nodes.rb b/lib/oxidized/nodes.rb
index 3f84e15..84766f0 100644
--- a/lib/oxidized/nodes.rb
+++ b/lib/oxidized/nodes.rb
@@ -6,7 +6,7 @@ module Oxidized
   class Nodes < Array
     attr_accessor :source, :jobs
     alias :put :unshift
-    def load node_want=nil
+    def load node_want = nil
       with_lock do
         new = []
         @source = Oxidized.config.source.default
@@ -42,7 +42,6 @@ module Oxidized
       end
     end
 
-
     def list
       with_lock do
         map { |e| e.serialize }
@@ -63,7 +62,7 @@ module Oxidized
     end
 
     # @param node [String] name of the node moved into the head of array
-    def next node, opt={}
+    def next node, opt = {}
       if waiting.find_node_index(node)
         with_lock do
           n = del node
@@ -113,10 +112,10 @@ module Oxidized
 
     private
 
-    def initialize opts={}
+    def initialize opts = {}
       super()
       node = opts.delete :node
-      @mutex= Mutex.new  # we compete for the nodes with webapi thread
+      @mutex = Mutex.new # we compete for the nodes with webapi thread
       if nodes = opts.delete(:nodes)
         replace nodes
       else
@@ -129,7 +128,7 @@ module Oxidized
     end
 
     def find_index node
-      index { |e| e.name == node or e.ip == node}
+      index { |e| e.name == node or e.ip == node }
     end
 
     # @param node node which is removed from nodes list
@@ -162,7 +161,7 @@ module Oxidized
             node.stats = old[i].stats
             node.last  = old[i].last
           end
-        rescue  Oxidized::NodeNotFound
+        rescue Oxidized::NodeNotFound
         end
       end
       sort_by! { |x| x.last.nil? ? Time.new(0) : x.last.end }
diff --git a/lib/oxidized/output/file.rb b/lib/oxidized/output/file.rb
index 45f72e1..bad1b6a 100644
--- a/lib/oxidized/output/file.rb
+++ b/lib/oxidized/output/file.rb
@@ -1,59 +1,58 @@
 module Oxidized
-class OxidizedFile < Output
-  require 'fileutils'
+  class OxidizedFile < Output
+    require 'fileutils'
 
-  attr_reader :commitref
+    attr_reader :commitref
 
-  def initialize
-    @cfg = Oxidized.config.output.file
-  end
+    def initialize
+      @cfg = Oxidized.config.output.file
+    end
 
-  def setup
-    if @cfg.empty?
-      Oxidized.asetus.user.output.file.directory = File.join(Config::Root, 'configs')
-      Oxidized.asetus.save :user
-      raise NoConfig, 'no output file config, edit ~/.config/oxidized/config'
+    def setup
+      if @cfg.empty?
+        Oxidized.asetus.user.output.file.directory = File.join(Config::Root, 'configs')
+        Oxidized.asetus.save :user
+        raise NoConfig, 'no output file config, edit ~/.config/oxidized/config'
+      end
     end
-  end
 
-  def store node, outputs, opt={}
-    file = File.expand_path @cfg.directory
-    if opt[:group]
-      file = File.join File.dirname(file), opt[:group]
+    def store node, outputs, opt = {}
+      file = File.expand_path @cfg.directory
+      if opt[:group]
+        file = File.join File.dirname(file), opt[:group]
+      end
+      FileUtils.mkdir_p file
+      file = File.join file, node
+      open(file, 'w') { |fh| fh.write outputs.to_cfg }
+      @commitref = file
     end
-    FileUtils.mkdir_p file
-    file = File.join file, node
-    open(file, 'w') { |fh| fh.write outputs.to_cfg }
-    @commitref = file
-  end
 
-  def fetch node, group
-    cfg_dir   = File.expand_path @cfg.directory
-    node_name = node.name
+    def fetch node, group
+      cfg_dir   = File.expand_path @cfg.directory
+      node_name = node.name
 
-    if group # group is explicitly defined by user
-      cfg_dir = File.join File.dirname(cfg_dir), group
-      File.read File.join(cfg_dir, node_name)
-    else
-      if File.exists? File.join(cfg_dir, node_name) # node configuration file is stored on base directory
+      if group # group is explicitly defined by user
+        cfg_dir = File.join File.dirname(cfg_dir), group
         File.read File.join(cfg_dir, node_name)
       else
-        path = Dir.glob(File.join(File.dirname(cfg_dir), '**', node_name)).first # fetch node in all groups
-        File.read path
+        if File.exists? File.join(cfg_dir, node_name) # node configuration file is stored on base directory
+          File.read File.join(cfg_dir, node_name)
+        else
+          path = Dir.glob(File.join(File.dirname(cfg_dir), '**', node_name)).first # fetch node in all groups
+          File.read path
+        end
       end
+    rescue Errno::ENOENT
+      return nil
     end
-  rescue Errno::ENOENT
-    return nil
-  end
 
-  def version node, group
-    # not supported
-    []
-  end
+    def version node, group
+      # not supported
+      []
+    end
 
-  def get_version node, group, oid
-    'not supported'
+    def get_version node, group, oid
+      'not supported'
+    end
   end
-
-end
 end
diff --git a/lib/oxidized/output/git.rb b/lib/oxidized/output/git.rb
index fee0ab6..8acfd46 100644
--- a/lib/oxidized/output/git.rb
+++ b/lib/oxidized/output/git.rb
@@ -1,74 +1,73 @@
 module Oxidized
-class Git < Output
-  class GitError < OxidizedError; end
-  begin
-    require 'rugged'
-  rescue LoadError
-    raise OxidizedError, 'rugged not found: sudo gem install rugged'
-  end
-
-  attr_reader :commitref
+  class Git < Output
+    class GitError < OxidizedError; end
+    begin
+      require 'rugged'
+    rescue LoadError
+      raise OxidizedError, 'rugged not found: sudo gem install rugged'
+    end
 
-  def initialize
-    @cfg = Oxidized.config.output.git
-  end
+    attr_reader :commitref
 
-  def setup
-    if @cfg.empty?
-      Oxidized.asetus.user.output.git.user  = 'Oxidized'
-      Oxidized.asetus.user.output.git.email = 'o@example.com'
-      Oxidized.asetus.user.output.git.repo  =  File.join(Config::Root, 'oxidized.git')
-      Oxidized.asetus.save :user
-      raise NoConfig, 'no output git config, edit ~/.config/oxidized/config'
+    def initialize
+      @cfg = Oxidized.config.output.git
     end
 
-    if @cfg.repo.respond_to?(:each)
-      @cfg.repo.each do |group, repo|
-        @cfg.repo["#{group}="] = File.expand_path repo
+    def setup
+      if @cfg.empty?
+        Oxidized.asetus.user.output.git.user  = 'Oxidized'
+        Oxidized.asetus.user.output.git.email = 'o@example.com'
+        Oxidized.asetus.user.output.git.repo = File.join(Config::Root, 'oxidized.git')
+        Oxidized.asetus.save :user
+        raise NoConfig, 'no output git config, edit ~/.config/oxidized/config'
       end
-    else
-      @cfg.repo = File.expand_path @cfg.repo
-    end
-  end
 
-  def store file, outputs, opt={}
-    @msg   = opt[:msg]
-    @user  = (opt[:user]  or @cfg.user)
-    @email = (opt[:email] or @cfg.email)
-    @opt   = opt
-    @commitref = nil
-    repo   = @cfg.repo
-
-    outputs.types.each do |type|
-      type_cfg = ''
-      type_repo = File.join(File.dirname(repo), type + '.git')
-      outputs.type(type).each do |output|
-        (type_cfg << output; next) if not output.name
-        type_file = file + '--' + output.name
-        if @cfg.type_as_directory?
-          type_file = type + '/' + type_file
-          type_repo = repo
+      if @cfg.repo.respond_to?(:each)
+        @cfg.repo.each do |group, repo|
+          @cfg.repo["#{group}="] = File.expand_path repo
         end
-        update type_repo, type_file, output
+      else
+        @cfg.repo = File.expand_path @cfg.repo
       end
-      update type_repo, file, type_cfg
     end
 
-    update repo, file, outputs.to_cfg
-  end
+    def store file, outputs, opt = {}
+      @msg   = opt[:msg]
+      @user  = (opt[:user]  or @cfg.user)
+      @email = (opt[:email] or @cfg.email)
+      @opt   = opt
+      @commitref = nil
+      repo = @cfg.repo
+
+      outputs.types.each do |type|
+        type_cfg = ''
+        type_repo = File.join(File.dirname(repo), type + '.git')
+        outputs.type(type).each do |output|
+          (type_cfg << output; next) if not output.name
+          type_file = file + '--' + output.name
+          if @cfg.type_as_directory?
+            type_file = type + '/' + type_file
+            type_repo = repo
+          end
+          update type_repo, type_file, output
+        end
+        update type_repo, file, type_cfg
+      end
 
+      update repo, file, outputs.to_cfg
+    end
 
-  def fetch node, group
-    begin
-      repo, path = yield_repo_and_path(node, group)
-      repo = Rugged::Repository.new repo
-      index = repo.index
-      index.read_tree repo.head.target.tree unless repo.empty?
-      repo.read(index.get(path)[:oid]).data
-    rescue
-      'node not found'
+    def fetch node, group
+      begin
+        repo, path = yield_repo_and_path(node, group)
+        repo = Rugged::Repository.new repo
+        index = repo.index
+        index.read_tree repo.head.target.tree unless repo.empty?
+        repo.read(index.get(path)[:oid]).data
+      rescue
+        'node not found'
+      end
     end
-  end
 
     # give a hash of all oid revision for the given node, and the date of the commit
     def version node, group
@@ -80,7 +79,7 @@ class Git < Output
         walker.sorting(Rugged::SORT_DATE)
         walker.push(repo.head.target)
         i = -1
-        tab  = []
+        tab = []
         walker.each do |commit|
           if commit.diff(paths: [path]).size > 0
             hash = {}
@@ -98,18 +97,18 @@ class Git < Output
       end
     end
 
-    #give the blob of a specific revision
+    # give the blob of a specific revision
     def get_version node, group, oid
       begin
         repo, path = yield_repo_and_path(node, group)
         repo = Rugged::Repository.new repo
-        repo.blob_at(oid,path).content
+        repo.blob_at(oid, path).content
       rescue
         'version not found'
       end
     end
 
-    #give a hash with the patch of a diff between 2 revision and the stats (added and deleted lines)
+    # give a hash with the patch of a diff between 2 revision and the stats (added and deleted lines)
     def get_diff node, group, oid1, oid2
       begin
         diff_commits = nil
@@ -122,15 +121,15 @@ class Git < Output
           diff = repo.diff(commit_old, commit)
           diff.each do |patch|
             if /#{node.name}\s+/.match(patch.to_s.lines.first)
-              diff_commits = {:patch => patch.to_s, :stat => patch.stat}
+              diff_commits = { :patch => patch.to_s, :stat => patch.stat }
               break
             end
           end
         else
           stat = commit.parents[0].diff(commit).stat
-          stat = [stat[1],stat[2]]
+          stat = [stat[1], stat[2]]
           patch = commit.parents[0].diff(commit).patch
-          diff_commits = {:patch => patch, :stat => stat}
+          diff_commits = { :patch => patch, :stat => stat }
         end
 
         diff_commits
@@ -139,68 +138,67 @@ class Git < Output
       end
     end
 
-  private
+    private
 
-  def yield_repo_and_path(node, group)
-    repo, path = node.repo, node.name
+    def yield_repo_and_path(node, group)
+      repo, path = node.repo, node.name
 
-    if group and @cfg.single_repo?
-      path = "#{group}/#{node.name}"
-    end
+      if group and @cfg.single_repo?
+        path = "#{group}/#{node.name}"
+      end
 
-    [repo, path]
-  end
+      [repo, path]
+    end
 
-  def update repo, file, data
-    return if data.empty?
+    def update repo, file, data
+      return if data.empty?
 
-    if @opt[:group]
-      if @cfg.single_repo?
-        file = File.join @opt[:group], file
-      else
-        repo = if repo.is_a?(::String)
-                 File.join File.dirname(repo), @opt[:group] + '.git'
-               else
-                 repo[@opt[:group]]
-               end
+      if @opt[:group]
+        if @cfg.single_repo?
+          file = File.join @opt[:group], file
+        else
+          repo = if repo.is_a?(::String)
+                   File.join File.dirname(repo), @opt[:group] + '.git'
+                 else
+                   repo[@opt[:group]]
+                 end
+        end
       end
-    end
 
-    begin
-      repo = Rugged::Repository.new repo
-      update_repo repo, file, data, @msg, @user, @email
-    rescue Rugged::OSError, Rugged::RepositoryError => open_error
       begin
-        Rugged::Repository.init_at repo, :bare
-      rescue => create_error
-        raise GitError, "first '#{open_error.message}' was raised while opening git repo, then '#{create_error.message}' was while trying to create git repo"
+        repo = Rugged::Repository.new repo
+        update_repo repo, file, data, @msg, @user, @email
+      rescue Rugged::OSError, Rugged::RepositoryError => open_error
+        begin
+          Rugged::Repository.init_at repo, :bare
+        rescue => create_error
+          raise GitError, "first '#{open_error.message}' was raised while opening git repo, then '#{create_error.message}' was while trying to create git repo"
+        end
+        retry
       end
-      retry
     end
-  end
 
-  def update_repo repo, file, data, msg, user, email
-    oid = repo.write data, :blob
-    index = repo.index
-    index.read_tree repo.head.target.tree unless repo.empty?
-
-    tree_old = index.write_tree repo
-    index.add :path=>file, :oid=>oid, :mode=>0100644
-    tree_new = index.write_tree repo
-
-    if tree_old != tree_new
-      repo.config['user.name']  = user
-      repo.config['user.email'] = email
-      @commitref = Rugged::Commit.create(repo,
-        :tree       => index.write_tree(repo),
-        :message    => msg,
-        :parents    => repo.empty? ? [] : [repo.head.target].compact,
-        :update_ref => 'HEAD',
-      )
-
-      index.write
-      true
+    def update_repo repo, file, data, msg, user, email
+      oid = repo.write data, :blob
+      index = repo.index
+      index.read_tree repo.head.target.tree unless repo.empty?
+
+      tree_old = index.write_tree repo
+      index.add :path => file, :oid => oid, :mode => 0100644
+      tree_new = index.write_tree repo
+
+      if tree_old != tree_new
+        repo.config['user.name']  = user
+        repo.config['user.email'] = email
+        @commitref = Rugged::Commit.create(repo,
+                                           :tree       => index.write_tree(repo),
+                                           :message    => msg,
+                                           :parents    => repo.empty? ? [] : [repo.head.target].compact,
+                                           :update_ref => 'HEAD',)
+
+        index.write
+        true
+      end
     end
   end
 end
-end
diff --git a/lib/oxidized/output/gitcrypt.rb b/lib/oxidized/output/gitcrypt.rb
index 0567458..2da0179 100644
--- a/lib/oxidized/output/gitcrypt.rb
+++ b/lib/oxidized/output/gitcrypt.rb
@@ -22,7 +22,7 @@ module Oxidized
       if @cfg.empty?
         Oxidized.asetus.user.output.gitcrypt.user  = 'Oxidized'
         Oxidized.asetus.user.output.gitcrypt.email = 'o@example.com'
-        Oxidized.asetus.user.output.gitcrypt.repo  =  File.join(Config::Root, 'oxidized.git')
+        Oxidized.asetus.user.output.gitcrypt.repo = File.join(Config::Root, 'oxidized.git')
         Oxidized.asetus.save :user
         raise NoConfig, 'no output git config, edit ~/.config/oxidized/config'
       end
@@ -60,13 +60,13 @@ module Oxidized
       end
     end
 
-    def store file, outputs, opt={}
+    def store file, outputs, opt = {}
       @msg   = opt[:msg]
       @user  = (opt[:user]  or @cfg.user)
       @email = (opt[:email] or @cfg.email)
       @opt   = opt
       @commitref = nil
-      repo   = @cfg.repo
+      repo = @cfg.repo
 
       outputs.types.each do |type|
         type_cfg = ''
@@ -86,7 +86,6 @@ module Oxidized
       update repo, file, outputs.to_cfg
     end
 
-
     def fetch node, group
       begin
         repo, path = yield_repo_and_path(node, group)
@@ -115,7 +114,7 @@ module Oxidized
         unlock repo
         walker = repo.log.path(path)
         i = -1
-        tab  = []
+        tab = []
         walker.each do |commit|
           hash = {}
           hash[:date] = commit.date.to_s
@@ -131,7 +130,7 @@ module Oxidized
       end
     end
 
-    #give the blob of a specific revision
+    # give the blob of a specific revision
     def get_version node, group, oid
       begin
         repo, path = yield_repo_and_path(node, group)
@@ -145,7 +144,7 @@ module Oxidized
       end
     end
 
-    #give a hash with the patch of a diff between 2 revision and the stats (added and deleted lines)
+    # give a hash with the patch of a diff between 2 revision and the stats (added and deleted lines)
     def get_diff node, group, oid1, oid2
       begin
         diff_commits = nil
@@ -160,15 +159,15 @@ module Oxidized
           stats = [diff.stats[:files][node.name][:insertions], diff.stats[:files][node.name][:deletions]]
           diff.each do |patch|
             if /#{node.name}\s+/.match(patch.patch.to_s.lines.first)
-              diff_commits = {:patch => patch.patch.to_s, :stat => stats}
+              diff_commits = { :patch => patch.patch.to_s, :stat => stats }
               break
             end
           end
         else
           stat = commit.parents[0].diff(commit).stats
-          stat = [stat[:files][node.name][:insertions],stat[:files][node.name][:deletions]]
+          stat = [stat[:files][node.name][:insertions], stat[:files][node.name][:deletions]]
           patch = commit.parents[0].diff(commit).patch
-          diff_commits = {:patch => patch, :stat => stat}
+          diff_commits = { :patch => patch, :stat => stat }
         end
         lock repo
         diff_commits
@@ -199,10 +198,10 @@ module Oxidized
           file = File.join @opt[:group], file
         else
           repo = if repo.is_a?(::String)
-            File.join File.dirname(repo), @opt[:group] + '.git'
-          else
-            repo[@opt[:group]]
-          end
+                   File.join File.dirname(repo), @opt[:group] + '.git'
+                 else
+                   repo[@opt[:group]]
+                 end
         end
       end
 
diff --git a/lib/oxidized/output/http.rb b/lib/oxidized/output/http.rb
index 13ba300..0467261 100644
--- a/lib/oxidized/output/http.rb
+++ b/lib/oxidized/output/http.rb
@@ -7,9 +7,9 @@ module Oxidized
 
     def setup
       if @cfg.empty?
-        CFGS.user.output.http.user  = 'Oxidized'
+        CFGS.user.output.http.user = 'Oxidized'
         CFGS.user.output.http.pasword = 'secret'
-        CFGS.user.output.http.url  =  'http://localhost/web-api/oxidized'
+        CFGS.user.output.http.url = 'http://localhost/web-api/oxidized'
         CFGS.save :user
         raise NoConfig, 'no output http config, edit ~/.config/oxidized/config'
       end
@@ -17,42 +17,38 @@ module Oxidized
     require "net/http"
     require "uri"
     require "json"
-    def store node, outputs, opt={}
+    def store node, outputs, opt = {}
       @commitref = nil
       json = JSON.pretty_generate(
-          {
-              'msg' => opt[:msg],
-              'user' => opt[:user],
-              'email' => opt[:email],
-              'group' => opt[:group],
-              'node' => node,
-              'config' => outputs.to_cfg,
-              # actually we need to also iterate outputs, for other types like in gitlab. But most people don't use 'type' functionality.
-          }
+        {
+          'msg' => opt[:msg],
+          'user' => opt[:user],
+          'email' => opt[:email],
+          'group' => opt[:group],
+          'node' => node,
+          'config' => outputs.to_cfg,
+          # actually we need to also iterate outputs, for other types like in gitlab. But most people don't use 'type' functionality.
+        }
       )
       uri = URI.parse @cfg.url
       http = Net::HTTP.new uri.host, uri.port
-      #http.use_ssl = true if uri.scheme = 'https'
-      req = Net::HTTP::Post.new(uri.request_uri, initheader = { 'Content-Type' => 'application/json'})
+      # http.use_ssl = true if uri.scheme = 'https'
+      req = Net::HTTP::Post.new(uri.request_uri, initheader = { 'Content-Type' => 'application/json' })
       req.basic_auth @cfg.user, @cfg.password
       req.body = json
       response = http.request req
 
       case response.code.to_i
-        when 200 || 201
-          Oxidized.logger.info "Configuration http backup complete for #{node}"
-          p [:success]
-        when (400..499)
-          Oxidized.logger.info "Configuration http backup for #{node} failed status: #{response.body}"
-          p [:bad_request]
-        when (500..599)
-          p [:server_problems]
-          Oxidized.logger.info "Configuration http backup for #{node} failed status: #{response.body}"
+      when 200 || 201
+        Oxidized.logger.info "Configuration http backup complete for #{node}"
+        p [:success]
+      when (400..499)
+        Oxidized.logger.info "Configuration http backup for #{node} failed status: #{response.body}"
+        p [:bad_request]
+      when (500..599)
+        p [:server_problems]
+        Oxidized.logger.info "Configuration http backup for #{node} failed status: #{response.body}"
       end
-
     end
-
   end
 end
-
-
diff --git a/lib/oxidized/output/output.rb b/lib/oxidized/output/output.rb
index 1355d03..9fae7b0 100644
--- a/lib/oxidized/output/output.rb
+++ b/lib/oxidized/output/output.rb
@@ -3,8 +3,7 @@ module Oxidized
     class NoConfig < OxidizedError; end
 
     def cfg_to_str cfg
-      cfg.select{ |h| h[:type]=='cfg' }.map{ |h| h[:data] }.join
+      cfg.select { |h| h[:type] == 'cfg' }.map { |h| h[:data] }.join
     end
-
   end
 end
diff --git a/lib/oxidized/source/csv.rb b/lib/oxidized/source/csv.rb
index b61525e..ae1c0a9 100644
--- a/lib/oxidized/source/csv.rb
+++ b/lib/oxidized/source/csv.rb
@@ -1,54 +1,53 @@
 module Oxidized
-class CSV < Source
-  def initialize
-    @cfg = Oxidized.config.source.csv
-    super
-  end
-
-  def setup
-    if @cfg.empty?
-      Oxidized.asetus.user.source.csv.file      = File.join(Config::Root, 'router.db')
-      Oxidized.asetus.user.source.csv.delimiter = /:/
-      Oxidized.asetus.user.source.csv.map.name  = 0
-      Oxidized.asetus.user.source.csv.map.model = 1
-      Oxidized.asetus.user.source.csv.gpg       = false
-      Oxidized.asetus.save :user
-      raise NoConfig, 'no source csv config, edit ~/.config/oxidized/config'
+  class CSV < Source
+    def initialize
+      @cfg = Oxidized.config.source.csv
+      super
     end
-    require 'gpgme' if @cfg.gpg?
-  end
 
-  def load
-    nodes = []
-    file = File.expand_path(@cfg.file)
-    file = if @cfg.gpg?
-      crypto = GPGME::Crypto.new password: @cfg.gpg_password
-      file = crypto.decrypt(File.open(file)).to_s
-    else
-      open(file)
-    end  
-    file.each_line do |line|
-      next if line.match(/^\s*#/)
-      data  = line.chomp.split(@cfg.delimiter, -1)
-      next if data.empty?
-      # map node parameters
-      keys = {}
-      @cfg.map.each do |key, position|
-        keys[key.to_sym] = node_var_interpolate data[position]
+    def setup
+      if @cfg.empty?
+        Oxidized.asetus.user.source.csv.file      = File.join(Config::Root, 'router.db')
+        Oxidized.asetus.user.source.csv.delimiter = /:/
+        Oxidized.asetus.user.source.csv.map.name  = 0
+        Oxidized.asetus.user.source.csv.map.model = 1
+        Oxidized.asetus.user.source.csv.gpg       = false
+        Oxidized.asetus.save :user
+        raise NoConfig, 'no source csv config, edit ~/.config/oxidized/config'
       end
-      keys[:model] = map_model keys[:model] if keys.has_key? :model
+      require 'gpgme' if @cfg.gpg?
+    end
 
-      # map node specific vars
-      vars = {}
-      @cfg.vars_map.each do |key, position|
-        vars[key.to_sym] = node_var_interpolate data[position]
-      end
-      keys[:vars] = vars unless vars.empty?
+    def load
+      nodes = []
+      file = File.expand_path(@cfg.file)
+      file = if @cfg.gpg?
+               crypto = GPGME::Crypto.new password: @cfg.gpg_password
+               file = crypto.decrypt(File.open(file)).to_s
+             else
+               open(file)
+             end
+      file.each_line do |line|
+        next if line.match(/^\s*#/)
+        data = line.chomp.split(@cfg.delimiter, -1)
+        next if data.empty?
+        # map node parameters
+        keys = {}
+        @cfg.map.each do |key, position|
+          keys[key.to_sym] = node_var_interpolate data[position]
+        end
+        keys[:model] = map_model keys[:model] if keys.has_key? :model
 
-      nodes << keys
+        # map node specific vars
+        vars = {}
+        @cfg.vars_map.each do |key, position|
+          vars[key.to_sym] = node_var_interpolate data[position]
+        end
+        keys[:vars] = vars unless vars.empty?
+
+        nodes << keys
+      end
+      nodes
     end
-    nodes
   end
-
-end
 end
diff --git a/lib/oxidized/source/http.rb b/lib/oxidized/source/http.rb
index 56a575b..4480cbb 100644
--- a/lib/oxidized/source/http.rb
+++ b/lib/oxidized/source/http.rb
@@ -1,64 +1,63 @@
 module Oxidized
-class HTTP < Source
-  def initialize
-    @cfg = Oxidized.config.source.http
-    super
-  end
-
-  def setup
-    if @cfg.url.empty?
-      raise NoConfig, 'no source http url config, edit ~/.config/oxidized/config'
+  class HTTP < Source
+    def initialize
+      @cfg = Oxidized.config.source.http
+      super
     end
-  end
-
-  require "net/http"
-  require "uri"
-  require "json"
 
-  def load
-    nodes = []
-    uri = URI.parse(@cfg.url)
-    http = Net::HTTP.new(uri.host, uri.port)
-    http.use_ssl = true if uri.scheme == 'https'
-    http.verify_mode = OpenSSL::SSL::VERIFY_NONE unless @cfg.secure
-
-    # map headers
-    headers = {}
-    @cfg.headers.each do |header, value|
-      headers[header] = value
+    def setup
+      if @cfg.url.empty?
+        raise NoConfig, 'no source http url config, edit ~/.config/oxidized/config'
+      end
     end
 
-    request = Net::HTTP::Get.new(uri.request_uri, headers)
-    if (@cfg.user? && @cfg.pass?)
-        request.basic_auth(@cfg.user,@cfg.pass)
-    end
+    require "net/http"
+    require "uri"
+    require "json"
 
-    response = http.request(request)
-    data = JSON.parse(response.body)
-    data.each do |node|
-      next if node.empty?
-      # map node parameters
-      keys = {}
-      @cfg.map.each do |key, want_position|
-        want_positions = want_position.split('.')
-        keys[key.to_sym] = node_var_interpolate node.dig(*want_positions)
+    def load
+      nodes = []
+      uri = URI.parse(@cfg.url)
+      http = Net::HTTP.new(uri.host, uri.port)
+      http.use_ssl = true if uri.scheme == 'https'
+      http.verify_mode = OpenSSL::SSL::VERIFY_NONE unless @cfg.secure
+
+      # map headers
+      headers = {}
+      @cfg.headers.each do |header, value|
+        headers[header] = value
       end
-      keys[:model] = map_model keys[:model] if keys.has_key? :model
 
-      # map node specific vars
-      vars = {}
-      @cfg.vars_map.each do |key, want_position|
-        want_positions = want_position.split('.')
-        vars[key.to_sym] = node_var_interpolate node.dig(*want_positions)
+      request = Net::HTTP::Get.new(uri.request_uri, headers)
+      if (@cfg.user? && @cfg.pass?)
+        request.basic_auth(@cfg.user, @cfg.pass)
       end
-      keys[:vars] = vars unless vars.empty?
 
-      nodes << keys
+      response = http.request(request)
+      data = JSON.parse(response.body)
+      data.each do |node|
+        next if node.empty?
+        # map node parameters
+        keys = {}
+        @cfg.map.each do |key, want_position|
+          want_positions = want_position.split('.')
+          keys[key.to_sym] = node_var_interpolate node.dig(*want_positions)
+        end
+        keys[:model] = map_model keys[:model] if keys.has_key? :model
+
+        # map node specific vars
+        vars = {}
+        @cfg.vars_map.each do |key, want_position|
+          want_positions = want_position.split('.')
+          vars[key.to_sym] = node_var_interpolate node.dig(*want_positions)
+        end
+        keys[:vars] = vars unless vars.empty?
+
+        nodes << keys
+      end
+      nodes
     end
-    nodes
   end
-
-end
 end
 
 if RUBY_VERSION < '2.3'
diff --git a/lib/oxidized/source/source.rb b/lib/oxidized/source/source.rb
index 9b8bc94..3bae0f6 100644
--- a/lib/oxidized/source/source.rb
+++ b/lib/oxidized/source/source.rb
@@ -11,13 +11,12 @@ module Oxidized
     end
 
     def node_var_interpolate var
-       case var
-       when "nil"   then nil
-       when "false" then false
-       when "true"  then true
-       else var
-       end
+      case var
+      when "nil"   then nil
+      when "false" then false
+      when "true"  then true
+      else var
+      end
     end
-
   end
 end
diff --git a/lib/oxidized/source/sql.rb b/lib/oxidized/source/sql.rb
index ca3bcc3..5737c93 100644
--- a/lib/oxidized/source/sql.rb
+++ b/lib/oxidized/source/sql.rb
@@ -1,63 +1,62 @@
 module Oxidized
-class SQL < Source
-  begin
-    require 'sequel'
-  rescue LoadError
-    raise OxidizedError, 'sequel not found: sudo gem install sequel'
-  end
-
-  def setup
-    if @cfg.empty?
-      Oxidized.asetus.user.source.sql.adapter   = 'sqlite'
-      Oxidized.asetus.user.source.sql.database  = File.join(Config::Root, 'sqlite.db')
-      Oxidized.asetus.user.source.sql.table     = 'devices'
-      Oxidized.asetus.user.source.sql.map.name  = 'name'
-      Oxidized.asetus.user.source.sql.map.model = 'rancid'
-      Oxidized.asetus.save :user
-      raise NoConfig, 'no source sql config, edit ~/.config/oxidized/config'
+  class SQL < Source
+    begin
+      require 'sequel'
+    rescue LoadError
+      raise OxidizedError, 'sequel not found: sudo gem install sequel'
     end
-  end
 
-  def load
-    nodes = []
-    db = connect
-    query = db[@cfg.table.to_sym]
-    query = query.with_sql(@cfg.query) if @cfg.query?
-    query.each do |node|
-      # map node parameters
-      keys = {}
-      @cfg.map.each { |key, sql_column| keys[key.to_sym] = node_var_interpolate node[sql_column.to_sym] }
-      keys[:model] = map_model keys[:model] if keys.has_key? :model
-
-      # map node specific vars
-      vars = {}
-      @cfg.vars_map.each do |key, sql_column|
-        vars[key.to_sym] = node_var_interpolate node[sql_column.to_sym]
+    def setup
+      if @cfg.empty?
+        Oxidized.asetus.user.source.sql.adapter   = 'sqlite'
+        Oxidized.asetus.user.source.sql.database  = File.join(Config::Root, 'sqlite.db')
+        Oxidized.asetus.user.source.sql.table     = 'devices'
+        Oxidized.asetus.user.source.sql.map.name  = 'name'
+        Oxidized.asetus.user.source.sql.map.model = 'rancid'
+        Oxidized.asetus.save :user
+        raise NoConfig, 'no source sql config, edit ~/.config/oxidized/config'
       end
-      keys[:vars] = vars unless vars.empty?
+    end
 
-      nodes << keys
+    def load
+      nodes = []
+      db = connect
+      query = db[@cfg.table.to_sym]
+      query = query.with_sql(@cfg.query) if @cfg.query?
+      query.each do |node|
+        # map node parameters
+        keys = {}
+        @cfg.map.each { |key, sql_column| keys[key.to_sym] = node_var_interpolate node[sql_column.to_sym] }
+        keys[:model] = map_model keys[:model] if keys.has_key? :model
+
+        # map node specific vars
+        vars = {}
+        @cfg.vars_map.each do |key, sql_column|
+          vars[key.to_sym] = node_var_interpolate node[sql_column.to_sym]
+        end
+        keys[:vars] = vars unless vars.empty?
+
+        nodes << keys
+      end
+      db.disconnect
+      nodes
     end
-    db.disconnect
-    nodes
-  end
 
-  private
+    private
 
-  def initialize
-    super
-    @cfg = Oxidized.config.source.sql
-  end
+    def initialize
+      super
+      @cfg = Oxidized.config.source.sql
+    end
 
-  def connect
-    Sequel.connect(:adapter  => @cfg.adapter,
-                   :host     => @cfg.host?,
-                   :user     => @cfg.user?,
-                   :password => @cfg.password?,
-                   :database => @cfg.database)
-  rescue Sequel::AdapterNotFound => error
-    raise OxidizedError, "SQL adapter gem not installed: " + error.message
+    def connect
+      Sequel.connect(:adapter  => @cfg.adapter,
+                     :host     => @cfg.host?,
+                     :user     => @cfg.user?,
+                     :password => @cfg.password?,
+                     :database => @cfg.database)
+    rescue Sequel::AdapterNotFound => error
+      raise OxidizedError, "SQL adapter gem not installed: " + error.message
+    end
   end
-
-end
 end
diff --git a/lib/oxidized/string.rb b/lib/oxidized/string.rb
index 8bcb082..ca4862d 100644
--- a/lib/oxidized/string.rb
+++ b/lib/oxidized/string.rb
@@ -15,11 +15,11 @@ module Oxidized
 
     # sets @cmd and @name unless @name is already set
     def set_cmd command
-      @cmd  = command
+      @cmd = command
       @name ||= @cmd.strip.gsub(/\s+/, '_')
     end
 
-    def initialize str=''
+    def initialize str = ''
       super
       if str.class == Oxidized::String
         @cmd  = str.cmd
@@ -27,6 +27,5 @@ module Oxidized
         @type = str.type
       end
     end
-
   end
 end
diff --git a/lib/oxidized/worker.rb b/lib/oxidized/worker.rb
index 4173680..7eaa888 100644
--- a/lib/oxidized/worker.rb
+++ b/lib/oxidized/worker.rb
@@ -52,7 +52,7 @@ module Oxidized
         msg += " with message '#{node.msg}'" if node.msg
         output = node.output.new
         if output.store node.name, job.config,
-                              :msg => msg, :email => node.email, :user => node.user, :group => node.group
+                        :msg => msg, :email => node.email, :user => node.user, :group => node.group
           Oxidized.logger.info "Configuration updated for #{node.group}/#{node.name}"
           Oxidized.Hooks.handle :post_store, :node => node,
                                              :job => job,