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# frozen_string_literal: true
#
# Author:: Renato Covarrubias (<rnt@rnt.cl>)
# 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(:Oci) do
require_relative "../mixin/oci_metadata"
require_relative "../mixin/http_helper"
include Ohai::Mixin::OCIMetadata
include Ohai::Mixin::HttpHelper
provides "oci"
collect_data do
oci_metadata_from_hints = hint?("oci")
if oci_metadata_from_hints
logger.trace("Plugin OCI: oci hint is present. Parsing any hint data.")
oci Mash.new
oci_metadata_from_hints.each { |k, v| oci[k] = v }
oci["metadata"] = parse_metadata
elsif oci_chassis_asset_tag?
logger.trace("Plugin oci: No hints present, but system appears to be on oci.")
oci Mash.new
oci["metadata"] = parse_metadata
else
logger.trace("Plugin oci: No hints present and doesn't appear to be on oci.")
false
end
end
def oci_chassis_asset_tag?
has_oci_chassis_asset_tag = false
if file_exist?(Ohai::Mixin::OCIMetadata::CHASSIS_ASSET_TAG_FILE)
file_open(Ohai::Mixin::OCIMetadata::CHASSIS_ASSET_TAG_FILE).each do |line|
next unless /OracleCloud.com/.match?(line)
logger.trace("Plugin oci: Found OracleCloud.com chassis_asset_tag used by oci.")
has_oci_chassis_asset_tag = true
break
end
end
has_oci_chassis_asset_tag
end
def parse_metadata
return nil unless can_socket_connect?(Ohai::Mixin::OCIMetadata::OCI_METADATA_ADDR, 80)
instance_data = fetch_metadata("instance")
return nil if instance_data.nil?
metadata = Mash.new
metadata["compute"] = Mash.new
instance_data.each do |k, v|
metadata["compute"][k] = v
end
vnics_data = fetch_metadata("vnics")
unless vnics_data.nil?
metadata["network"] = Mash.new
metadata["network"]["interface"] = []
vnics_data.each do |v|
metadata["network"]["interface"].append(v)
end
end
volume_attachments_data = fetch_metadata("volumeAttachments")
unless volume_attachments_data.nil?
metadata["volumes"] = Mash.new
volume_attachments_data.each do |k, v|
metadata["volumes"][k] = v
end
end
metadata
end
end
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