class Chef::Provider::Mount::Aix

Public Class Methods

new(new_resource, run_context) click to toggle source

Override for aix specific handling

Calls superclass method Chef::Provider::Mount::Mount.new
# File lib/chef/provider/mount/aix.rb, line 27
def initialize(new_resource, run_context)
  super
  # options and fstype are set to "defaults" and "auto" respectively in the Mount Resource class. These options are not valid for AIX, override them.
  if @new_resource.options[0] == "defaults"
    @new_resource.options([])
  end
  if @new_resource.fstype == "auto"
    @new_resource.send(:clear_fstype)
  end
end

Public Instance Methods

disable_fs() click to toggle source
# File lib/chef/provider/mount/aix.rb, line 192
def disable_fs
  contents = []
  if @current_resource.enabled
    found_device = false
    ::File.open("/etc/filesystems", "r").each_line do |line|
      case line
      when /^\/.+:\s*$/
        if line =~ /#{Regexp.escape(@new_resource.mount_point)}+:/
          found_device = true
        else
          found_device = false
        end
      end
      if !found_device
        contents << line
      end
    end
    ::File.open("/etc/filesystems", "w") do |fstab|
      contents.each { |line| fstab.puts line }
    end
  else
    logger.trace("#{@new_resource} is not enabled - nothing to do")
  end
end
enable_fs() click to toggle source
# File lib/chef/provider/mount/aix.rb, line 154
def enable_fs
  if @current_resource.enabled && mount_options_unchanged?
    logger.trace("#{@new_resource} is already enabled - nothing to do")
    return nil
  end

  if @current_resource.enabled
    # The current options don't match what we have, so
    # disable, then enable.
    disable_fs
  end
  ::File.open("/etc/filesystems", "a") do |fstab|
    fstab.puts("#{@new_resource.mount_point}:")
    if network_device?
      device_details = device_fstab.split(":")
      fstab.puts("\tdev\t\t= #{device_details[1]}")
      fstab.puts("\tnodename\t\t= #{device_details[0]}")
    else
      fstab.puts("\tdev\t\t= #{device_fstab}")
    end
    fstab.puts("\tvfs\t\t= #{@new_resource.fstype}")
    fstab.puts("\tmount\t\t= false")
    fstab.puts "\toptions\t\t= #{@new_resource.options.join(',')}" unless @new_resource.options.nil? || @new_resource.options.empty?
    logger.trace("#{@new_resource} is enabled at #{@new_resource.mount_point}")
  end
end
enabled?() click to toggle source
# File lib/chef/provider/mount/aix.rb, line 38
def enabled?
  # Check to see if there is an entry in /etc/filesystems. Last entry for a volume wins. Using command "lsfs" to fetch entries.
  enabled = false

  regex_arr = device_fstab_regex.split(":")
  if regex_arr.size == 2
    nodename = regex_arr[0]
    devicename = regex_arr[1]
  else
    devicename = regex_arr[0]
  end
  # lsfs o/p = #MountPoint:Device:Vfs:Nodename:Type:Size:Options:AutoMount:Acct
  # search only for current mount point
  shell_out("lsfs -c #{@new_resource.mount_point}").stdout.each_line do |line|
    case line
    when /^#\s/
      next
    when /^#{Regexp.escape(@new_resource.mount_point)}:#{devicename}:(\S+):#{nodename}:(\S+)?:(\S+):(\S+):(\S+):(\S+)/
      # mount point entry with ipv6 address for nodename (ipv6 address use ':')
      enabled = true
      @current_resource.fstype($1)
      @current_resource.options($4)
      logger.trace("Found mount point #{@new_resource.mount_point} :: device_type #{@current_resource.device_type} in /etc/filesystems")
      next
    when /^#{Regexp.escape(@new_resource.mount_point)}:#{nodename}:(\S+)::(\S+)?:(\S+):(\S+):(\S+):(\S+)/
      # mount point entry with hostname or ipv4 address
      enabled = true
      @current_resource.fstype($1)
      @current_resource.options($4)
      @current_resource.device("")
      logger.trace("Found mount point #{@new_resource.mount_point} :: device_type #{@current_resource.device_type} in /etc/filesystems")
      next
    when /^#{Regexp.escape(@new_resource.mount_point)}:(\S+)?:(\S+):#{devicename}:(\S+)?:(\S+):(\S+):(\S+):(\S+)/
      # mount point entry with hostname or ipv4 address
      enabled = true
      @current_resource.fstype($2)
      @current_resource.options($5)
      @current_resource.device(devicename + "/")
      logger.trace("Found mount point #{@new_resource.mount_point} :: device_type #{@current_resource.device_type} in /etc/filesystems")
      next
    when /^#{Regexp.escape(@new_resource.mount_point)}:(.*?):(.*?):(.*?):(.*?):(.*?):(.*?):(.*?):(.*?)/
      if $3.split("=")[0] == "LABEL" || $1.split("=")[0] == "LABEL"
        @current_resource.device_type("label")
      elsif $3.split("=")[0] == "UUID" || $1.split("=")[0] == "UUID"
        @current_resource.device_type("uuid")
      else
        @current_resource.device_type("device")
      end

      if @current_resource.device_type != @new_resource.device_type
        enabled = true
        logger.trace("Found mount point #{@new_resource.mount_point} :: device_type #{@current_resource.device_type} in /etc/filesystems")
      else
        enabled = false
        logger.trace("Found conflicting mount point #{@new_resource.mount_point} in /etc/filesystems")
      end
    end

  end
  @current_resource.enabled(enabled)
end
mount_fs() click to toggle source
# File lib/chef/provider/mount/aix.rb, line 121
def mount_fs
  unless @current_resource.mounted
    mountable?
    command = "mount -v #{@new_resource.fstype}"

    if !(@new_resource.options.nil? || @new_resource.options.empty?)
      command << " -o #{@new_resource.options.join(',')}"
    end

    command << case @new_resource.device_type
               when :device
                 " #{device_real}"
               when :label
                 " -L #{@new_resource.device}"
               when :uuid
                 " -U #{@new_resource.device}"
               end
    command << " #{@new_resource.mount_point}"
    shell_out!(command)
    logger.trace("#{@new_resource} is mounted at #{@new_resource.mount_point}")
  else
    logger.trace("#{@new_resource} is already mounted at #{@new_resource.mount_point}")
  end
end
mount_options_unchanged?() click to toggle source
# File lib/chef/provider/mount/aix.rb, line 181
def mount_options_unchanged?
  current_resource_options = @current_resource.options.delete_if { |x| x == "rw" }

  @current_resource.device == @new_resource.device &&
    @current_resource.fsck_device == @new_resource.fsck_device &&
    @current_resource.fstype == @new_resource.fstype &&
    current_resource_options == @new_resource.options &&
    @current_resource.dump == @new_resource.dump &&
    @current_resource.pass == @new_resource.pass
end
mounted?() click to toggle source
# File lib/chef/provider/mount/aix.rb, line 100
def mounted?
  mounted = false
  shell_out!("mount").stdout.each_line do |line|
    if network_device?
      device_details = device_fstab.split(":")
      search_device = device_details[1]
    else
      search_device = device_fstab_regex
    end
    case line
    when /#{search_device}\s+#{Regexp.escape(@new_resource.mount_point)}/
      mounted = true
      logger.trace("Special device #{device_logstring} mounted as #{@new_resource.mount_point}")
    when /^[\/\w]+\s+#{Regexp.escape(@new_resource.mount_point)}\s+/
      mounted = false
      logger.trace("Found conflicting mount point #{@new_resource.mount_point} in /etc/fstab")
    end
  end
  @current_resource.mounted(mounted)
end
remount_command() click to toggle source
# File lib/chef/provider/mount/aix.rb, line 146
def remount_command
  if !(@new_resource.options.nil? || @new_resource.options.empty?)
    "mount -o remount,#{@new_resource.options.join(',')} #{@new_resource.device} #{@new_resource.mount_point}"
  else
    "mount -o remount #{@new_resource.device} #{@new_resource.mount_point}"
  end
end