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require 'puppet/property/ordered_list'
module Puppet
Type.newtype(:host) do
ensurable
newproperty(:ip) do
desc "The host's IP address, IPv4 or IPv6."
def valid_v4?(addr)
if /^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/ =~ addr
return $~.captures.all? {|i| i = i.to_i; i >= 0 and i <= 255 }
end
return false
end
def valid_v6?(addr)
# http://forums.dartware.com/viewtopic.php?t=452
# ...and, yes, it is this hard. Doing it programmatically is harder.
return true if addr =~ /^\s*((([0-9A-Fa-f]{1,4}:){7}([0-9A-Fa-f]{1,4}|:))|(([0-9A-Fa-f]{1,4}:){6}(:[0-9A-Fa-f]{1,4}|((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){5}(((:[0-9A-Fa-f]{1,4}){1,2})|:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){4}(((:[0-9A-Fa-f]{1,4}){1,3})|((:[0-9A-Fa-f]{1,4})?:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){3}(((:[0-9A-Fa-f]{1,4}){1,4})|((:[0-9A-Fa-f]{1,4}){0,2}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){2}(((:[0-9A-Fa-f]{1,4}){1,5})|((:[0-9A-Fa-f]{1,4}){0,3}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){1}(((:[0-9A-Fa-f]{1,4}){1,6})|((:[0-9A-Fa-f]{1,4}){0,4}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(:(((:[0-9A-Fa-f]{1,4}){1,7})|((:[0-9A-Fa-f]{1,4}){0,5}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:)))(%.+)?\s*$/
return false
end
def valid_newline?(addr)
return false if (addr =~ /\n/ || addr =~ /\r/)
return true
end
validate do |value|
return true if ((valid_v4?(value) || valid_v6?(value)) && (valid_newline?(value)))
raise Puppet::Error, _("Invalid IP address %{value}") % { value: value.inspect }
end
end
# for now we use OrderedList to indicate that the order does matter.
newproperty(:host_aliases, :parent => Puppet::Property::OrderedList) do
desc "Any aliases the host might have. Multiple values must be
specified as an array."
def delimiter
" "
end
def inclusive?
true
end
validate do |value|
# This regex already includes newline check.
raise Puppet::Error, _("Host aliases cannot include whitespace") if value =~ /\s/
raise Puppet::Error, _("Host aliases cannot be an empty string. Use an empty array to delete all host_aliases ") if value =~ /^\s*$/
end
end
newproperty(:comment) do
desc "A comment that will be attached to the line with a # character."
validate do |value|
raise Puppet::Error, _("Comment cannot include newline") if (value =~ /\n/ || value =~ /\r/)
end
end
newproperty(:target) do
desc "The file in which to store service information. Only used by
those providers that write to disk. On most systems this defaults to `/etc/hosts`."
defaultto { if @resource.class.defaultprovider.ancestors.include?(Puppet::Provider::ParsedFile)
@resource.class.defaultprovider.default_target
else
nil
end
}
end
newparam(:name) do
desc "The host name."
isnamevar
validate do |value|
value.split('.').each do |hostpart|
unless hostpart =~ /^([\w]+|[\w][\w\-]+[\w])$/
raise Puppet::Error, _("Invalid host name")
end
end
raise Puppet::Error, _("Hostname cannot include newline") if (value =~ /\n/ || value =~ /\r/)
end
end
@doc = "Installs and manages host entries. For most systems, these
entries will just be in `/etc/hosts`, but some systems (notably OS X)
will have different solutions."
end
end
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