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Puppet::Type.type(:zfs).provide(:zfs) do
desc 'Provider for zfs.'
commands zfs: 'zfs'
def self.instances
zfs(:list, '-H').split("\n").map do |line|
name, _used, _avail, _refer, _mountpoint = line.split(%r{\s+})
new(name: name, ensure: :present)
end
end
def add_properties
properties = []
Puppet::Type.type(:zfs).validproperties.each do |property|
next if property == :ensure
if (value = @resource[property]) && value != ''
if property == :volsize
properties << '-V' << value.to_s
else
properties << '-o' << "#{property}=#{value}"
end
end
end
properties
end
def create
zfs(*([:create] + add_properties + [@resource[:name]]))
end
def destroy
zfs(:destroy, @resource[:name])
end
def exists?
zfs(:list, @resource[:name])
true
rescue Puppet::ExecutionFailure
false
end
# On FreeBSD zoned is called jailed
def container_property
case Facter.value('os.name')
when 'FreeBSD'
:jailed
else
:zoned
end
end
PARAMETER_UNSET_OR_NOT_AVAILABLE = '-'.freeze unless defined? PARAMETER_UNSET_OR_NOT_AVAILABLE
# https://docs.oracle.com/cd/E19963-01/html/821-1448/gbscy.html
# shareiscsi (added in build 120) was removed from S11 build 136
# aclmode was removed from S11 in build 139 but it may have been added back
# acltype is for ZFS on Linux, and allows disabling or enabling POSIX ACLs
# http://webcache.googleusercontent.com/search?q=cache:-p74K0DVsdwJ:developers.slashdot.org/story/11/11/09/2343258/solaris-11-released+&cd=13
# defaultuserquota is not supported in zfs filesystem versions older than 6 and will error on Solaris 10 machines
# relatime is only supported on ZFS on Linux
[:aclmode, :acltype, :shareiscsi, :overlay, :defaultuserquota, :relatime].each do |field|
# The zfs commands use the property value '-' to indicate that the
# property is not set. We make use of this value to indicate that the
# property is not set since it is not available. Conversely, if these
# properties are attempted to be unset, and resulted in an error, our
# best bet is to catch the exception and continue.
define_method(field) do
zfs(:get, '-H', '-o', 'value', field, @resource[:name]).strip
rescue
PARAMETER_UNSET_OR_NOT_AVAILABLE
end
define_method(field.to_s + '=') do |should|
zfs(:set, "#{field}=#{should}", @resource[:name])
rescue
PARAMETER_UNSET_OR_NOT_AVAILABLE
end
end
[:aclinherit, :atime, :canmount, :checksum,
:compression, :copies, :dedup, :devices, :exec, :logbias,
:mountpoint, :nbmand, :primarycache, :quota, :readonly,
:recordsize, :refquota, :refreservation, :reservation,
:secondarycache, :setuid, :sharenfs, :sharesmb,
:snapdir, :sync, :version, :volsize, :vscan, :xattr].each do |field|
define_method(field) do
zfs(:get, '-H', '-o', 'value', field, @resource[:name]).strip
end
define_method(field.to_s + '=') do |should|
zfs(:set, "#{field}=#{should}", @resource[:name])
end
end
define_method(:zoned) do
zfs(:get, '-H', '-o', 'value', container_property, @resource[:name]).strip
end
define_method('zoned=') do |should|
zfs(:set, "#{container_property}=#{should}", @resource[:name])
end
end
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