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#
# Author:: Joe Williams (<joe@joetify.com>)
# Copyright:: Copyright (c) 2008-2016 Chef Software, 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
erlang = Mash.new
begin
so = shell_out("erl -eval 'erlang:display(erlang:system_info(otp_release)), erlang:display(erlang:system_info(version)), erlang:display(erlang:system_info(nif_version)), halt().' -noshell")
# Sample output:
# "18"
# "7.3"
# "2.10"
if so.exitstatus == 0
output = so.stdout.split(/\r\n/).map! { |x| x.delete('\\"') }
erlang[:version] = output[0]
erlang[:erts_version] = output[1]
erlang[:nif_version] = output[2]
end
rescue Ohai::Exceptions::Exec
Ohai::Log.debug('Erlang plugin: Could not shell_out "erl -eval \'erlang:display(erlang:system_info(otp_release)), erlang:display(erlang:system_info(version)), erlang:display(erlang:system_info(nif_version)), halt().\' -noshell". Skipping data')
end
begin
so = shell_out("erl +V")
# Sample output:
# Erlang (SMP,ASYNC_THREADS,HIPE) (BEAM) emulator version 7.3
if so.exitstatus == 0
output = so.stderr.split
if output.length >= 6
options = output[1]
options.gsub!(/(\(|\))/, "")
erlang[:options] = options.split(",")
erlang[:emulator] = output[2].gsub!(/(\(|\))/, "")
end
end
rescue Ohai::Exceptions::Exec
Ohai::Log.debug('Erlang plugin: Could not shell_out "erl +V". Skipping data')
end
languages[:erlang] = erlang unless erlang.empty?
end
end
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