2021-01-22 18:41:45 +01:00

144 lines
4.1 KiB
Ruby

#
# Author:: Seth Vargo <sethvargo@gmail.com>
# Cookbook:: hostsfile
# Resource:: entry
#
# Copyright:: 2012-2013, Seth Vargo
# Copyright:: 2012, CustomInk, LCC
#
# 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.
#
# Required attributes
property :ip_address, String, name_property: true
property :hostname, String
# Optional attributes
property :aliases, Array
property :comment, String
property :priority, Integer
property :unique, [TrueClass, FalseClass]
# Creates a new hosts file entry. If an entry already exists, it will be
# overwritten by this one.
action :create do
if hostsfile.contains?(new_resource)
Chef::Log.debug "#{new_resource} already exists - overwriting."
end
hostsfile.add(
ip_address: new_resource.ip_address,
hostname: new_resource.hostname,
aliases: new_resource.aliases,
comment: new_resource.comment,
priority: new_resource.priority,
unique: new_resource.unique
)
if hostsfile.content_changed?
converge_by("Create #{new_resource}") { hostsfile.save }
else
Chef::Log.info "#{new_resource} content already matches - nothing to do."
end
end
# Create a new hosts file entry, only if one does not already exist for
# the given IP address. If one exists, this does nothing.
action :create_if_missing do
if hostsfile.contains?(new_resource)
Chef::Log.info "#{new_resource} already exists - skipping create_if_missing."
else
converge_by("Create #{new_resource} if missing") do
hostsfile.add(
ip_address: new_resource.ip_address,
hostname: new_resource.hostname,
aliases: new_resource.aliases,
comment: new_resource.comment,
priority: new_resource.priority,
unique: new_resource.unique
)
hostsfile.save
end
end
end
# Appends the given data to an existing entry. If an entry does not exist,
# one will be created
action :append do
unless hostsfile.contains?(new_resource)
Chef::Log.info "#{new_resource} does not exist - creating instead."
end
hostsfile.append(
ip_address: new_resource.ip_address,
hostname: new_resource.hostname,
aliases: new_resource.aliases,
comment: new_resource.comment,
priority: new_resource.priority,
unique: new_resource.unique
)
if hostsfile.content_changed?
converge_by("Append #{new_resource}") { hostsfile.save }
else
Chef::Log.info "#{new_resource} content already matches - nothing to do."
end
end
# Updates the given hosts file entry. Does nothing if the entry does not
# exist.
action :update do
if hostsfile.contains?(new_resource)
hostsfile.update(
ip_address: new_resource.ip_address,
hostname: new_resource.hostname,
aliases: new_resource.aliases,
comment: new_resource.comment,
priority: new_resource.priority,
unique: new_resource.unique
)
if hostsfile.content_changed?
converge_by("Update #{new_resource}") { hostsfile.save }
else
Chef::Log.info "#{new_resource} content already matches - nothing to do."
end
else
Chef::Log.info "#{new_resource} does not exist - skipping update."
end
end
# Removes an entry from the hosts file. Does nothing if the entry does
# not exist.
action :remove do
if hostsfile.contains?(new_resource)
converge_by("Remove #{new_resource}") do
hostsfile.remove(new_resource.ip_address)
hostsfile.save
end
else
Chef::Log.info "#{new_resource} does not exist - skipping remove."
end
end
action_class do
# The hostsfile object
#
# @return [Manipulator]
# the manipulator for this hostsfile
def hostsfile
@hostsfile ||= HostsFile::Manipulator.new(node)
end
end