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# Author:: Hugo Fichter
# Based on previous work from Joshua Timberman
# (See original header below)
# License:: Apache License, Version 2.0
#
# Author:: Joshua Timberman (<joshua@opscode.com>)
# Copyright:: Copyright (c) 2009 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.
#
require 'chef/provider/mount'
require 'chef/log'
require 'chef/mixin/shell_out'
class Chef
class Provider
class Mount
class Solaris < Chef::Provider::Mount
include Chef::Mixin::ShellOut
def initialize(new_resource, run_context)
if new_resource.device_type == :device
Chef::Log.error("Mount resource can only be of of device_type ':device' on Solaris")
end
super
end
def load_current_resource
self.current_resource = Chef::Resource::Mount.new(new_resource.name)
current_resource.mount_point(new_resource.mount_point)
current_resource.device(new_resource.device)
current_resource.mounted(mounted?)
current_resource.enabled(enabled?)
end
protected
def mount_fs
mountable?
actual_options = unless new_resource.options.nil?
new_resource.options(new_resource.options.delete("noauto"))
end
command = "mount -F #{new_resource.fstype}"
command << " -o #{actual_options.join(',')}" unless actual_options.nil? || actual_options.empty?
command << " #{new_resource.device}"
command << " #{new_resource.mount_point}"
shell_out!(command)
end
def umount_fs
shell_out!("umount #{new_resource.mount_point}")
end
def remount_fs
shell_out!("mount -o remount #{new_resource.mount_point}")
end
def enable_fs
if !mount_options_unchanged?
# Options changed: disable first, then re-enable.
disable_fs if current_resource.enabled
end
# FIXME: open a tempfile, write to it, close it, then rename it.
::File.open("/etc/vfstab", "a") do |fstab|
auto = new_resource.options.nil? || ! new_resource.options.include?("noauto")
actual_options = unless new_resource.options.nil?
new_resource.options.delete("noauto")
new_resource.options
end
fstab.puts("#{new_resource.device}\t-\t#{new_resource.mount_point}\t#{new_resource.fstype}\t#{new_resource.pass == 0 ? "-" : new_resource.pass}\t#{ auto ? :yes : :no }\t #{(actual_options.nil? || actual_options.empty?) ? "-" : actual_options.join(',')}")
end
end
def disable_fs
contents = []
# FIXME: open a tempfile, write to it, close it, then rename it.
found = false
::File.readlines("/etc/vfstab").reverse_each do |line|
if !found && line =~ /^#{device_vfstab_regex}\s+[-\/\w]+\s+#{Regexp.escape(new_resource.mount_point)}/
found = true
Chef::Log.debug("#{new_resource} is removed from vfstab")
next
else
contents << line
end
end
::File.open("/etc/vfstab", "w") do |fstab|
contents.reverse_each { |line| fstab.puts line}
end
end
def mount_options_unchanged?
current_resource.fstype == new_resource.fstype and
current_resource.options == new_resource.options and
current_resource.dump == new_resource.dump and
current_resource.pass == new_resource.pass
end
private
# FIXME: should be mountable! and probably should be in define_resource_requirements
def mountable?
# only check for existence of non-remote devices
if (device_should_exist? && !::File.exists?(new_resource.device) )
raise Chef::Exceptions::Mount, "Device #{new_resource.device} does not exist"
elsif( !::File.exists?(new_resource.mount_point) )
raise Chef::Exceptions::Mount, "Mount point #{new_resource.mount_point} does not exist"
end
true
end
def enabled?
# Check to see if there is a entry in /etc/vfstab. Last entry for a volume wins.
enabled = false
::File.foreach("/etc/vfstab") do |line|
case line
when /^[#\s]/
next
# solaris /etc/vfstab format:
# device device mount FS fsck mount mount
# to mount to fsck point type pass at boot options
when /^#{device_vfstab_regex}\s+[-\/\w]+\s+#{Regexp.escape(new_resource.mount_point)}\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)/
enabled = true
current_resource.fstype($1)
# Store the 'mount at boot' column from vfstab as the 'noauto' option
# in current_resource.options (linux style)
no_auto_option = ($3 == "yes")
options = $4
if no_auto_option
if options.nil? || options.empty?
options = "noauto"
else
options += ",noauto"
end
end
current_resource.options(options)
if $2 == "-"
pass = 0
else
pass = $2.to_i
end
current_resource.pass(pass)
Chef::Log.debug("Found mount #{new_resource.device} to #{new_resource.mount_point} in /etc/vfstab")
next
when /^[-\/\w]+\s+[-\/\w]+\s+#{Regexp.escape(new_resource.mount_point)}\s+/
enabled = false
Chef::Log.debug("Found conflicting mount point #{new_resource.mount_point} in /etc/vfstab")
end
end
enabled
end
def mounted?
shell_out!("mount").stdout.each_line do |line|
# on solaris, 'mount' prints "<mount point> on <device> ...'
case line
when /^#{Regexp.escape(new_resource.mount_point)}\s+on\s+#{device_mount_regex}/
Chef::Log.debug("Special device #{new_resource.device} is mounted as #{new_resource.mount_point}")
return true
when /^#{Regexp.escape(new_resource.mount_point)}\son\s([\/\w])+\s+/
Chef::Log.debug("Special device #{$~[1]} is mounted as #{new_resource.mount_point}")
end
end
return false
end
def device_should_exist?
new_resource.device !~ /:/ && new_resource.device !~ /\/\// && new_resource.fstype != "tmpfs" && new_resource.fstype != 'fuse'
end
def device_mount_regex
::File.symlink?(new_resource.device) ? "(?:#{Regexp.escape(new_resource.device)})|(?:#{Regexp.escape(::File.readlink(new_resource.device))})" : Regexp.escape(new_resource.device)
end
def device_vfstab_regex
device_mount_regex
end
end
end
end
end
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