class Chef::Provider::Mount
Attributes
Public Class Methods
Chef::Provider::new
# File lib/chef/provider/mount.rb, line 35 def initialize(new_resource, run_context) super self.unmount_retries = 20 end
Public Instance Methods
# File lib/chef/provider/mount.rb, line 96 def action_disable if current_resource.enabled converge_by("disable #{current_resource.device}") do disable_fs logger.info("#{new_resource} disabled") end else logger.trace("#{new_resource} already disabled") end end
# File lib/chef/provider/mount.rb, line 85 def action_enable unless current_resource.enabled && mount_options_unchanged? && device_unchanged? converge_by("enable #{current_resource.device}") do enable_fs logger.info("#{new_resource} enabled") end else logger.trace("#{new_resource} already enabled") end end
# File lib/chef/provider/mount.rb, line 40 def action_mount unless current_resource.mounted converge_by("mount #{current_resource.device} to #{current_resource.mount_point}") do mount_fs logger.info("#{new_resource} mounted") end else logger.trace("#{new_resource} is already mounted") end end
# File lib/chef/provider/mount.rb, line 62 def action_remount if current_resource.mounted if new_resource.supports[:remount] converge_by("remount #{current_resource.device}") do remount_fs logger.info("#{new_resource} remounted") end else converge_by("unmount #{current_resource.device}") do umount_fs logger.info("#{new_resource} unmounted") end wait_until_unmounted(unmount_retries) converge_by("mount #{current_resource.device}") do mount_fs logger.info("#{new_resource} mounted") end end else logger.trace("#{new_resource} not mounted, nothing to remount") end end
# File lib/chef/provider/mount.rb, line 51 def action_umount if current_resource.mounted converge_by("unmount #{current_resource.device}") do umount_fs logger.info("#{new_resource} unmounted") end else logger.trace("#{new_resource} is already unmounted") end end
It's entirely plausible that a site might prefer UUIDs or labels, so we need to be able to update fstab to conform with their wishes without necessarily needing to remount the device. See #6851 for more.
# File lib/chef/provider/mount.rb, line 127 def device_unchanged? @current_resource.device == @new_resource.device end
should implement disabling of the filesystem (e.g. in /etc/fstab), raises if action does not succeed
# File lib/chef/provider/mount.rb, line 159 def disable_fs raise Chef::Exceptions::UnsupportedAction, "#{self} does not support :disable" end
should implement enabling of the filesystem (e.g. in /etc/fstab), raises if action does not succeed
# File lib/chef/provider/mount.rb, line 154 def enable_fs raise Chef::Exceptions::UnsupportedAction, "#{self} does not support :enable" end
# File lib/chef/provider/mount.rb, line 31 def load_current_resource true end
should implement mounting of the filesystem, raises if action does not succeed
# File lib/chef/provider/mount.rb, line 138 def mount_fs raise Chef::Exceptions::UnsupportedAction, "#{self} does not support :mount" end
should check new_resource against current_resource to see if mount options need updating, returns true/false
# File lib/chef/provider/mount.rb, line 119 def mount_options_unchanged? raise Chef::Exceptions::UnsupportedAction, "#{self} does not implement #mount_options_unchanged?" end
should actually check if the filesystem is mounted (not just return current_resource) and return true/false
# File lib/chef/provider/mount.rb, line 114 def mounted? raise Chef::Exceptions::UnsupportedAction, "#{self} does not implement #mounted?" end
should implement remounting of the filesystem (via a -o remount or some other atomic-ish action that isn't simply a umount/mount style remount), raises if action does not succeed
# File lib/chef/provider/mount.rb, line 149 def remount_fs raise Chef::Exceptions::UnsupportedAction, "#{self} does not support :remount" end
should implement unmounting of the filesystem, raises if action does not succeed
# File lib/chef/provider/mount.rb, line 143 def umount_fs raise Chef::Exceptions::UnsupportedAction, "#{self} does not support :umount" end
Private Instance Methods
# File lib/chef/provider/mount.rb, line 165 def wait_until_unmounted(tries) while mounted? if (tries -= 1) < 0 raise Chef::Exceptions::Mount, "Retries exceeded waiting for filesystem to unmount" end sleep 0.1 end end