fix ruby deprecation warnings

13 files changed, 75 insertions, 151 deletions

diff --git a/lib/leap_cli.rb b/lib/leap_cli.rb
index 0563327..fc8ab2b 100644
--- a/lib/leap_cli.rb
+++ b/lib/leap_cli.rb
@@ -55,7 +55,7 @@ require 'leap_cli/markdown_document_listener'
 # allow everyone easy access to log() command.
 #
 module LeapCli
-  Util.send(:extend, LeapCli::Log)
-  Config::Manager.send(:include, LeapCli::Log)
-  extend LeapCli::Log
+  Util.send(:extend, LeapCli::LogCommand)
+  Config::Manager.send(:include, LeapCli::LogCommand)
+  extend LeapCli::LogCommand
 end
diff --git a/lib/leap_cli/bootstrap.rb b/lib/leap_cli/bootstrap.rb
index b7bc8e9..a6b1759 100644
--- a/lib/leap_cli/bootstrap.rb
+++ b/lib/leap_cli/bootstrap.rb
@@ -5,7 +5,6 @@
 
 module LeapCli
   module Bootstrap
-    extend LeapCli::Log
     extend self
 
     #
@@ -36,7 +35,7 @@ module LeapCli
     # called from leap executable.
     #
     def load_libraries(app)
-      if LeapCli.log_level >= 2
+      if LeapCli.logger.log_level >= 2
         log_version
       end
       load_commands(app)
@@ -72,14 +71,14 @@ module LeapCli
       options = parse_logging_options(argv)
       verbose = (options[:verbose] || 1).to_i
       if verbose
-        LeapCli.set_log_level(verbose)
+        LeapCli.logger.log_level = verbose
       end
       if options[:log]
-        LeapCli.log_file = options[:log]
-        LeapCli::Util.log_raw(:log) { $0 + ' ' + argv.join(' ')}
+        LeapCli.logger.log_file = options[:log]
+        LeapCli.logger.log_raw(:log) { $0 + ' ' + argv.join(' ')}
       end
       unless options[:color].nil?
-        LeapCli.log_in_color = options[:color]
+        LeapCli.logger.log_in_color = options[:color]
       end
     end
 
@@ -97,8 +96,8 @@ module LeapCli
         if !Path.platform || !File.directory?(Path.platform)
           bail! { log :missing, "platform directory '#{Path.platform}'" }
         end
-        if LeapCli.log_file.nil? && LeapCli.leapfile.log
-          LeapCli.log_file = LeapCli.leapfile.log
+        if LeapCli.logger.log_file.nil? && LeapCli.leapfile.log
+          LeapCli.logger.log_file = LeapCli.leapfile.log
         end
       elsif !leapfile_optional?(argv)
         puts
diff --git a/lib/leap_cli/commands/common.rb b/lib/leap_cli/commands/common.rb
deleted file mode 100644
index 7bf49db..0000000
--- a/lib/leap_cli/commands/common.rb
+++ /dev/null
@@ -1,61 +0,0 @@
-#
-# Some common helpers available to all LeapCli::Commands
-#
-# This also includes utility methods, and makes all instance
-# methods available as class methods.
-#
-
-module LeapCli
-  module Commands
-
-    extend self
-    extend LeapCli::Log
-    extend LeapCli::Util
-    extend LeapCli::Util::RemoteCommand
-
-    protected
-
-    def path(name)
-      Path.named_path(name)
-    end
-
-    #
-    # keeps prompting the user for a numbered choice, until they pick a good one or bail out.
-    #
-    # block is yielded and is responsible for rendering the choices.
-    #
-    def numbered_choice_menu(msg, items, &block)
-      while true
-        say("\n" + msg + ':')
-        items.each_with_index &block
-        say("q. quit")
-        index = ask("number 1-#{items.length}> ")
-        if index.empty?
-          next
-        elsif index =~ /q/
-          bail!
-        else
-          i = index.to_i - 1
-          if i < 0 || i >= items.length
-            bail!
-          else
-            return i
-          end
-        end
-      end
-    end
-
-    def parse_node_list(nodes)
-      if nodes.is_a? Config::Object
-        Config::ObjectList.new(nodes)
-      elsif nodes.is_a? Config::ObjectList
-        nodes
-      elsif nodes.is_a? String
-        manager.filter!(nodes)
-      else
-        bail! "argument error"
-      end
-    end
-
-  end
-end
\ No newline at end of file
diff --git a/lib/leap_cli/commands/new.rb b/lib/leap_cli/commands/new.rb
index 838b80e..5c9fd74 100644
--- a/lib/leap_cli/commands/new.rb
+++ b/lib/leap_cli/commands/new.rb
@@ -54,7 +54,7 @@ module LeapCli; module Commands
     unless directory && directory.any?
       help! "Directory name is required."
     end
-    unless File.exists?(directory)
+    unless File.exist?(directory)
       if global[:yes] || agree("Create directory #{directory}? ")
         ensure_dir directory
       else
diff --git a/lib/leap_cli/config/environment.rb b/lib/leap_cli/config/environment.rb
index df4b56c..398fd02 100644
--- a/lib/leap_cli/config/environment.rb
+++ b/lib/leap_cli/config/environment.rb
@@ -106,7 +106,7 @@ module LeapCli; module Config
     #
     def template(template)
       path = Path.named_path([:template_config, template], Path.provider_base)
-      if File.exists?(path)
+      if File.exist?(path)
         return load_json(path, Config::Object)
       else
         return nil
@@ -133,7 +133,7 @@ module LeapCli; module Config
     end
 
     def load_json(filename, object_class, options={})
-      if !File.exists?(filename)
+      if !File.exist?(filename)
         return object_class.new(self)
       end
 
diff --git a/lib/leap_cli/config/manager.rb b/lib/leap_cli/config/manager.rb
index 5af046f..80ccbad 100644
--- a/lib/leap_cli/config/manager.rb
+++ b/lib/leap_cli/config/manager.rb
@@ -258,7 +258,7 @@ module LeapCli
       # yields each node, in sorted order
       #
       def each_node(&block)
-        env.nodes.each_node &block
+        env.nodes.each_node(&block)
       end
 
       def reload_node!(node)
@@ -294,7 +294,6 @@ module LeapCli
       #
       def apply_inheritance(node, throw_exceptions=false)
         new_node = Config::Node.new(nil)
-        name     = node.name
         node_env = guess_node_env(node)
         new_node.set_environment(node_env, new_node)
 
@@ -409,7 +408,7 @@ module LeapCli
           [['services', :service_config], ['tags', :tag_config]].each do |attribute, path_sym|
             node[attribute].each do |attr_value|
               path = Path.named_path([path_sym, "#{attr_value}.rb"], provider_dir).sub(/\.json$/,'')
-              if File.exists?(path)
+              if File.exist?(path)
                 files << path
               end
             end
diff --git a/lib/leap_cli/leapfile.rb b/lib/leap_cli/leapfile.rb
index 9164d0a..ac40237 100644
--- a/lib/leap_cli/leapfile.rb
+++ b/lib/leap_cli/leapfile.rb
@@ -62,7 +62,7 @@ module LeapCli
         # load the platform
         #
         platform_file = "#{@platform_directory_path}/platform.rb"
-        unless File.exists?(platform_file)
+        unless File.exist?(platform_file)
           Util.bail! "ERROR: The file `#{platform_file}` does not exist. Please check the value of `@platform_directory_path` in `Leapfile` or `~/.leaprc`."
         end
         require "#{@platform_directory_path}/platform.rb"
@@ -73,12 +73,6 @@ module LeapCli
                      "You need either leap command #{Leap::Platform.compatible_cli.first} to #{Leap::Platform.compatible_cli.last} or " +
                      "platform version #{LeapCli::COMPATIBLE_PLATFORM_VERSION.first} to #{LeapCli::COMPATIBLE_PLATFORM_VERSION.last}"
         end
-        unless @allow_production_deploy.nil?
-          Util::log 0, :warning, "in Leapfile: @allow_production_deploy is no longer supported."
-        end
-        unless @platform_branch.nil?
-          Util::log 0, :warning, "in Leapfile: @platform_branch is no longer supported."
-        end
         @valid = true
         return @valid
       end
@@ -105,7 +99,7 @@ module LeapCli
     def edit_leaprc(property, value=nil)
       file_path = leaprc_path
       lines = []
-      if File.exists?(file_path)
+      if File.exist?(file_path)
         regexp = /self\.#{Regexp.escape(property)} = .*? if @provider_directory_path == '#{Regexp.escape(@provider_directory_path)}'/
         File.readlines(file_path).each do |line|
           unless line =~ regexp
@@ -128,7 +122,7 @@ module LeapCli
     end
 
     def read_settings(file)
-      if File.exists? file
+      if File.exist? file
         Util::log 2, :read, file
         instance_eval(File.read(file), file)
         validate(file)
diff --git a/lib/leap_cli/log.rb b/lib/leap_cli/log.rb
index 6589ad4..0497275 100644
--- a/lib/leap_cli/log.rb
+++ b/lib/leap_cli/log.rb
@@ -3,56 +3,50 @@ require 'paint'
 ##
 ## LOGGING
 ##
-## Ugh. This class does not work well with multiple threads!
-##
 
 module LeapCli
-  extend self
-
-  attr_accessor :log_in_color
-
-  # logging options
-  def log_level
-    @log_level ||= 1
-  end
-  def set_log_level(value)
-    @log_level = value
-  end
-
-  def indent_level
-    @indent_level ||= 0
-  end
-  def indent_level=(value)
-    @indent_level = value
-  end
+  module LogCommand
+    def log(*args)
+      logger.log(*args)
+    end
 
-  def log_file
-    @log_file
-  end
-  def log_file=(value)
-    @log_file = value
-    if @log_file
-      if !File.directory?(File.dirname(@log_file))
-        Util.bail!('Invalid log file "%s", directory "%s" does not exist' % [@log_file, File.dirname(@log_file)])
-      end
-      @log_output_stream = File.open(@log_file, 'a')
+    def log_raw(*args)
+      logger.log(*args)
     end
-  end
 
-  def log_output_stream
-    @log_output_stream
+    def logger
+      @logger ||= LeapCli::LeapLogger.new
+    end
   end
-
 end
 
 
 module LeapCli
-  module Log
+  class LeapLogger
     #
     # these are log titles typically associated with files
     #
     FILE_TITLES = [:updated, :created, :removed, :missing, :nochange, :loading]
 
+    attr_reader :log_output_stream, :log_file
+    attr_accessor :indent_level, :log_level, :log_in_color
+
+    def initialize()
+      @log_level = 1
+      @indent_level = 0
+      @log_file = nil
+      @log_output_stream = nil
+    end
+
+    def log_file=(value)
+      @log_file = value
+      if @log_file
+        if !File.directory?(File.dirname(@log_file))
+          Util.bail!('Invalid log file "%s", directory "%s" does not exist' % [@log_file, File.dirname(@log_file)])
+        end
+        @log_output_stream = File.open(@log_file, 'a')
+      end
+    end
 
     #
     # master logging function.
@@ -65,13 +59,12 @@ module LeapCli
     #   [:error, :warning, :info, :updated, :created, :removed, :no_change, :missing]
     # * Hash: a hash of options. so far, only :indent is supported.
     #
-
     def log(*args)
       level   = args.grep(Integer).first || 1
       title   = args.grep(Symbol).first
       message = args.grep(String).first
       options = args.grep(Hash).first || {}
-      unless message && LeapCli.log_level >= level
+      unless message && @log_level >= level
         return
       end
 
@@ -117,7 +110,7 @@ module LeapCli
       end
 
       log_raw(:log, nil)                   { [clear_prefix, message].join }
-      if LeapCli.log_in_color
+      if @log_in_color
         log_raw(:stdout, options[:indent]) { [colored_prefix, message].join }
       else
         log_raw(:stdout, options[:indent]) { [clear_prefix, message].join }
@@ -125,9 +118,9 @@ module LeapCli
 
       # run block, if given
       if block_given?
-        LeapCli.indent_level += 1
+        @indent_level += 1
         yield
-        LeapCli.indent_level -= 1
+        @indent_level -= 1
       end
     end
 
@@ -142,20 +135,20 @@ module LeapCli
     def log_raw(mode, indent=nil, &block)
       # NOTE: print message (using 'print' produces better results than 'puts' when multiple threads are logging)
       if mode == :log
-        if LeapCli.log_output_stream
+        if @log_output_stream
           messages = [yield].compact.flatten
           if messages.any?
             timestamp = Time.now.strftime("%b %d %H:%M:%S")
             messages.each do |message|
-              LeapCli.log_output_stream.print("#{timestamp} #{message}\n")
+              @log_output_stream.print("#{timestamp} #{message}\n")
             end
-            LeapCli.log_output_stream.flush
+            @log_output_stream.flush
           end
         end
       elsif mode == :stdout
         messages = [yield].compact.flatten
         if messages.any?
-          indent ||= LeapCli.indent_level
+          indent ||= @indent_level
           indent_str = ""
           indent_str += "  " * indent.to_i
           if indent.to_i > 0
diff --git a/lib/leap_cli/path.rb b/lib/leap_cli/path.rb
index fd2e3fc..11fc0f1 100644
--- a/lib/leap_cli/path.rb
+++ b/lib/leap_cli/path.rb
@@ -40,14 +40,14 @@ module LeapCli; module Path
     [Path.provider, Path.provider_base].each do |base|
       if arg.is_a?(Symbol) || arg.is_a?(Array)
         named_path(arg, base).tap {|path|
-          return path if File.exists?(path)
+          return path if File.exist?(path)
         }
       else
         File.join(base, arg).tap {|path|
-          return path if File.exists?(path)
+          return path if File.exist?(path)
         }
         File.join(base, 'files', arg).tap {|path|
-          return path if File.exists?(path)
+          return path if File.exist?(path)
         }
       end
     end
@@ -83,7 +83,7 @@ module LeapCli; module Path
   end
 
   def self.exists?(name, provider_dir=nil)
-    File.exists?(named_path(name, provider_dir))
+    File.exist?(named_path(name, provider_dir))
   end
 
   def self.defined?(name)
diff --git a/lib/leap_cli/remote/leap_plugin.rb b/lib/leap_cli/remote/leap_plugin.rb
index b48f433..ee33cea 100644
--- a/lib/leap_cli/remote/leap_plugin.rb
+++ b/lib/leap_cli/remote/leap_plugin.rb
@@ -148,7 +148,7 @@ module LeapCli; module Remote; module LeapPlugin
     ssh_failures = []
     exitcode_failures = []
     succeeded = []
-    task = LeapCli.log_level > 1 ? :standard_task : :skip_errors_task
+    task = LeapCli.logger.log_level > 1 ? :standard_task : :skip_errors_task
     with_task(task) do
       log :querying, 'facts' do
         progress "   "
diff --git a/lib/leap_cli/ssh_key.rb b/lib/leap_cli/ssh_key.rb
index 138f444..2570557 100644
--- a/lib/leap_cli/ssh_key.rb
+++ b/lib/leap_cli/ssh_key.rb
@@ -30,7 +30,7 @@ module LeapCli
         if arg1 =~ /^ssh-/
           type, data = arg1.split(' ')
           key = SshKey.new load_from_data(data, type)
-        elsif File.exists? arg1
+        elsif File.exist? arg1
           key = SshKey.new load_from_file(arg1)
           key.filename = arg1
         else
@@ -38,7 +38,7 @@ module LeapCli
         end
       end
       return key
-    rescue StandardError => exc
+    rescue StandardError
     end
 
     def self.load_from_file(filename)
diff --git a/lib/leap_cli/util.rb b/lib/leap_cli/util.rb
index 5014238..248a59c 100644
--- a/lib/leap_cli/util.rb
+++ b/lib/leap_cli/util.rb
@@ -38,7 +38,7 @@ module LeapCli
     #
     def bail!(*message)
       if block_given?
-        LeapCli.set_log_level(3)
+        LeapCli.logger.log_level = 3
         yield
       elsif message
         log 0, *message
@@ -119,7 +119,7 @@ module LeapCli
       base = options[:base] || Path.provider
       file_list = files.collect { |file_path|
         file_path = Path.named_path(file_path, base)
-        File.exists?(file_path) ? Path.relative_path(file_path, base) : nil
+        File.exist?(file_path) ? Path.relative_path(file_path, base) : nil
       }.compact
       if file_list.length > 1
         bail! do
@@ -138,7 +138,7 @@ module LeapCli
       options = files.last.is_a?(Hash) ? files.pop : {}
       file_list = files.collect { |file_path|
         file_path = Path.named_path(file_path)
-        !File.exists?(file_path) ? Path.relative_path(file_path) : nil
+        !File.exist?(file_path) ? Path.relative_path(file_path) : nil
       }.compact
       if file_list.length > 1
         bail! do
@@ -157,7 +157,7 @@ module LeapCli
     def file_exists?(*files)
       files.each do |file_path|
         file_path = Path.named_path(file_path)
-        if !File.exists?(file_path)
+        if !File.exist?(file_path)
           return false
         end
       end
@@ -233,7 +233,7 @@ module LeapCli
     #
     def replace_file!(filepath, &block)
       filepath = Path.named_path(filepath)
-      if !File.exists?(filepath)
+      if !File.exist?(filepath)
         content = yield(nil)
         unless content.nil?
           write_file!(filepath, content)
@@ -258,7 +258,7 @@ module LeapCli
 
     def remove_file!(filepath)
       filepath = Path.named_path(filepath)
-      if File.exists?(filepath)
+      if File.exist?(filepath)
         if File.directory?(filepath)
           remove_directory!(filepath)
         else
@@ -298,7 +298,7 @@ module LeapCli
     def write_file!(filepath, contents)
       filepath = Path.named_path(filepath)
       ensure_dir File.dirname(filepath)
-      existed = File.exists?(filepath)
+      existed = File.exist?(filepath)
       if existed
         if file_content_equals?(filepath, contents)
           log :nochange, filepath, 2
@@ -320,11 +320,11 @@ module LeapCli
     def rename_file!(oldpath, newpath)
       oldpath = Path.named_path(oldpath)
       newpath = Path.named_path(newpath)
-      if File.exists? newpath
+      if File.exist? newpath
         log :skipping, "#{Path.relative_path(newpath)}, file already exists"
         return
       end
-      if !File.exists? oldpath
+      if !File.exist? oldpath
         log :skipping, "#{Path.relative_path(oldpath)}, file is missing"
         return
       end
@@ -429,7 +429,7 @@ module LeapCli
       Dir.chdir(dir) do
         branch = `git symbolic-ref HEAD 2>/dev/null`.strip
         if branch.chars.any?
-          branch.sub /^refs\/heads\//, ''
+          branch.sub(/^refs\/heads\//, '')
         else
           nil
         end
diff --git a/lib/leap_cli/util/remote_command.rb b/lib/leap_cli/util/remote_command.rb
index 10a5ca8..c2f1ace 100644
--- a/lib/leap_cli/util/remote_command.rb
+++ b/lib/leap_cli/util/remote_command.rb
@@ -13,7 +13,7 @@ module LeapCli; module Util; module RemoteCommand
     node_list = parse_node_list(nodes)
 
     cap = new_capistrano
-    cap.logger = LeapCli::Logger.new(:level => [LeapCli.log_level,3].min)
+    cap.logger = LeapCli::Logger.new(:level => [LeapCli.logger.log_level,3].min)
     user = options[:user] || 'root'
     cap.set :user, user
     cap.set :ssh_options, ssh_options # ssh options common to all nodes
@@ -85,7 +85,7 @@ module LeapCli; module Util; module RemoteCommand
 
   def net_ssh_log_level
     if DEBUG
-      case LeapCli.log_level
+      case LeapCli.logger.log_level
         when 1 then 3
         when 2 then 2
         when 3 then 1
@@ -145,7 +145,7 @@ module LeapCli; module Util; module RemoteCommand
       opts[:keys] = [vagrant_ssh_key_file]
       opts[:keys_only] = true # only use the keys specified above, and ignore whatever keys the ssh-agent is aware of.
       opts[:paranoid] = false # we skip host checking for vagrant nodes, because fingerprint is different for everyone.
-      if LeapCli::log_level <= 1
+      if LeapCli.logger.log_level <= 1
         opts[:verbose] = :error # suppress all the warnings about adding host keys to known_hosts, since it is not actually doing that.
       end
     end