1 files changed, 79 insertions, 0 deletions
diff --git a/lib/leap_cli/path.rb b/lib/leap_cli/path.rb
new file mode 100644
index 0000000..5dc8fe8
--- /dev/null
+++ b/lib/leap_cli/path.rb
@@ -0,0 +1,79 @@
+require 'fileutils'
+
+module LeapCli
+  module Path
+
+    def self.root
+      @root ||= File.expand_path("#{provider}/..")
+    end
+
+    def self.platform
+      @platform ||= File.expand_path("#{root}/leap_platform")
+    end
+
+    def self.provider
+      @provider ||= if @root
+        File.expand_path("#{root}/provider")
+      else
+        find_in_directory_tree('provider.json')
+      end
+    end
+
+    def self.hiera
+      @hiera ||= "#{provider}/hiera"
+    end
+
+    def self.files
+      @files ||= "#{provider}/files"
+    end
+
+    def self.ok?
+      provider != '/'
+    end
+
+    def self.set_root(root_path)
+      @root = File.expand_path(root_path)
+      raise "No such directory '#{@root}'" unless File.directory?(@root)
+    end
+
+    def self.ensure_dir(dir)
+      unless File.directory?(dir)
+        if File.exists?(dir)
+          raise 'Unable to create directory "%s", file already exists.' % dir
+        else
+          FileUtils.mkdir_p(dir)
+        end
+      end
+    end
+
+    def self.find_file(name, filename)
+      path = [Path.files, filename].join('/')
+      return path if File.exists?(path)
+      path = [Path.files, name, filename].join('/')
+      return path if File.exists?(path)
+      path = [Path.files, 'nodes', name, filename].join('/')
+      return path if File.exists?(path)
+      path = [Path.files, 'services', name, filename].join('/')
+      return path if File.exists?(path)
+      path = [Path.files, 'tags', name, filename].join('/')
+      return path if File.exists?(path)
+
+      # give up
+      return nil
+    end
+
+    private
+
+    def self.find_in_directory_tree(filename)
+      search_dir = Dir.pwd
+      while search_dir != "/"
+        Dir.foreach(search_dir) do |f|
+          return search_dir if f == filename
+        end
+        search_dir = File.dirname(search_dir)
+      end
+      return search_dir
+    end
+
+  end
+end