ohai 8.4.0-1 / usr / lib / ruby / vendor_ruby / ohai / plugins / erlang.rb

#
# Author:: Joe Williams (<joe@joetify.com>)
# Copyright:: Copyright (c) 2008 Opscode, Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# 
#     http://www.apache.org/licenses/LICENSE-2.0
# 
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

Ohai.plugin(:Erlang) do
  provides "languages/erlang"

  depends "languages"

  collect_data do
    output = nil

    erlang = Mash.new
    so = shell_out("erl +V")
    if so.exitstatus == 0
      output = so.stderr.split
      if output.length >= 6
        options = output[1]
        options.gsub!(/(\(|\))/, '')
        erlang[:version] = output[5]
        erlang[:options] = options.split(',')
        erlang[:emulator] = output[2].gsub!(/(\(|\))/, '')
        if erlang[:version] and erlang[:options] and erlang[:emulator]
          languages[:erlang] = erlang
        end
      end
    end
  end
end