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#
# Author:: Joe Williams (<joe@joetify.com>)
# Copyright:: Copyright (c) 2009 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 Mdadm < Chef::Provider
provides :mdadm
def popen4
raise Exception, "deprecated"
end
def whyrun_supported?
true
end
def load_current_resource
@current_resource = Chef::Resource::Mdadm.new(@new_resource.name)
@current_resource.raid_device(@new_resource.raid_device)
Chef::Log.debug("#{@new_resource} checking for software raid device #{@current_resource.raid_device}")
device_not_found = 4
mdadm = shell_out!("mdadm --detail --test #{@new_resource.raid_device}", :returns => [0,device_not_found])
exists = (mdadm.status == 0)
@current_resource.exists(exists)
end
def action_create
unless @current_resource.exists
converge_by("create RAID device #{new_resource.raid_device}") do
command = "yes | mdadm --create #{@new_resource.raid_device} --level #{@new_resource.level}"
command << " --chunk=#{@new_resource.chunk}" unless @new_resource.level == 1
command << " --metadata=#{@new_resource.metadata}"
command << " --bitmap=#{@new_resource.bitmap}" if @new_resource.bitmap
command << " --raid-devices #{@new_resource.devices.length} #{@new_resource.devices.join(" ")}"
Chef::Log.debug("#{@new_resource} mdadm command: #{command}")
shell_out!(command)
Chef::Log.info("#{@new_resource} created raid device (#{@new_resource.raid_device})")
end
else
Chef::Log.debug("#{@new_resource} raid device already exists, skipping create (#{@new_resource.raid_device})")
end
end
def action_assemble
unless @current_resource.exists
converge_by("assemble RAID device #{new_resource.raid_device}") do
command = "yes | mdadm --assemble #{@new_resource.raid_device} #{@new_resource.devices.join(" ")}"
Chef::Log.debug("#{@new_resource} mdadm command: #{command}")
shell_out!(command)
Chef::Log.info("#{@new_resource} assembled raid device (#{@new_resource.raid_device})")
end
else
Chef::Log.debug("#{@new_resource} raid device already exists, skipping assemble (#{@new_resource.raid_device})")
end
end
def action_stop
if @current_resource.exists
converge_by("stop RAID device #{new_resource.raid_device}") do
command = "yes | mdadm --stop #{@new_resource.raid_device}"
Chef::Log.debug("#{@new_resource} mdadm command: #{command}")
shell_out!(command)
Chef::Log.info("#{@new_resource} stopped raid device (#{@new_resource.raid_device})")
end
else
Chef::Log.debug("#{@new_resource} raid device doesn't exist (#{@new_resource.raid_device}) - not stopping")
end
end
end
end
end
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