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# frozen_string_literal: true
#
# Author:: Aaron Kalin (<akalin@martinisoftware.com>)
# License:: Apache License, Version 2.0
#
# 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.
Ohai.plugin(:Linode) do
provides "linode"
depends "domain"
depends "network/interfaces"
# Checks to see if the node is in the members.linode.com domain
#
# @return [Boolean]
#
def has_linode_domain?
domain&.include?("linode")
end
# Checks for linode mirrors in the apt sources.list file
#
# @return [Boolean]
#
def has_linode_apt_repos?
file_exist?("/etc/apt/sources.list") && file_read("/etc/apt/sources.list").include?("linode")
end
# Identifies the linode cloud by preferring the hint, then
#
# @return [Boolean]
#
def looks_like_linode?
hint?("linode") || has_linode_domain? || has_linode_apt_repos?
end
# Alters linode mash with new interface based on name parameter
#
# @param [Symbol] name Ohai name (e.g. :public_ip)
# @param [Symbol] eth Interface name (e.g. :eth0)
#
def get_ip_address(name, eth)
if ( eth_iface = network[:interfaces][eth] )
eth_iface[:addresses].each do |key, info|
linode[name] = key if info["family"] == "inet"
end
end
end
collect_data(:linux) do
# Setup linode mash if it is a linode system
if looks_like_linode?
logger.trace("Plugin Linode: looks_like_linode? == true")
linode Mash.new
get_ip_address(:public_ip, :eth0)
get_ip_address(:private_ip, "eth0:1")
hint?("linode").each { |k, v| linode[k] = v } if hint?("linode").is_a?(Hash)
else
logger.trace("Plugin Linode: looks_like_linode? == false")
end
end
end
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