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#
# Author:: Joe Williams (<joe@joetify.com>)
# Copyright:: Copyright 2009-2016, Joe Williams
# 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.
#
require "chef/log"
require "chef/provider"
class Chef
class Provider
class ErlCall < Chef::Provider
provides :erl_call
def initialize(node, new_resource)
super(node, new_resource)
end
def load_current_resource
true
end
def action_run
case new_resource.name_type
when "sname"
node = "-sname #{new_resource.node_name}"
when "name"
node = "-name #{new_resource.node_name}"
end
if new_resource.cookie
cookie = "-c #{new_resource.cookie}"
else
cookie = ""
end
if new_resource.distributed
distributed = "-s"
else
distributed = ""
end
command = "erl_call -e #{distributed} #{node} #{cookie}"
converge_by("run erlang block") do
so = shell_out!(command, input: new_resource.code)
# fail if stderr contains anything
if so.stderr.length > 0
raise Chef::Exceptions::ErlCall, so.stderr
end
# fail if the first 4 characters aren't "{ok,"
unless so.stdout[0..3].include?("{ok,")
raise Chef::Exceptions::ErlCall, so.stdout
end
end
end
end
end
end
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