provider a public methods: request_job it will register hostname mac queues and request http://#{@sched_host}:#{@sched_port}/boot.libvirt/mac/#{@info['mac']} Signed-off-by: Xiao Shenwei <xiaoshenwei96@163.com> --- providers/libvirt/lib/consumer.rb | 81 +++++++++++++++++++++++++++++++ 1 file changed, 81 insertions(+) create mode 100644 providers/libvirt/lib/consumer.rb diff --git a/providers/libvirt/lib/consumer.rb b/providers/libvirt/lib/consumer.rb new file mode 100644 index 0000000..6cfa448 --- /dev/null +++ b/providers/libvirt/lib/consumer.rb @@ -0,0 +1,81 @@ +# SPDX-License-Identifier: MulanPSL-2.0+ +# Copyright (c) 2020 Huawei Technologies Co., Ltd. All rights reserved. +# frozen_string_literal: true + +require 'set' +require 'yaml' +require 'json' +require_relative 'base' +require_relative "#{ENV['CCI_SRC']}/container/defconfig" + +# register hostname mac queues +# request scheduler +class Consumer < Base + attr_reader :info + + def initialize(hostname, queues) + @info = {} + @info['hostname'] = hostname + @info['queues'] = queues + end + + def close + del_host_info + end + + def request_job + get_mac_from_hostname(@info['hostname']) + config_scheduler + set_host_info + host_exists + url = "http://#{@sched_host}:#{@sched_port}/boot.libvirt/mac/#{@info['mac']}" + @logger.info("Request URL: #{url}") + res = %x(curl #{url}) + if res.empty? + @logger.error('Can not connect scheduler') + raise 'Can not connect scheduler' + end + JSON.parse(res) + end + + private + + def config_scheduler + names = Set.new %w[ + SCHED_HOST + SCHED_PORT + ] + defaults = relevant_defaults(names) + @sched_host = defaults['SCHED_HOST'] || '172.17.0.1' + @sched_port = defaults['SCHED_PORT'] || 3000 + @logger.info("SCHED_HOST: #{@sched_host}") + @logger.info("SCHED_PORT: #{@sched_port}") + end + + def get_mac_from_hostname(hostname) + cmd = %(echo #{hostname} | md5sum | sed "s/^\\(..\\)\\(..\\)\\(..\\)\\(..\\)\\(..\\).*$/0a-\\1-\\2-\\3-\\4-\\5/") + @info['mac'] = %x(#{cmd}).chomp + @logger.info("Mac address: #{@info['mac']}") + end + + def set_host_info + system "curl -X PUT \ + 'http://#{@sched_host}:#{@sched_port}/set_host_mac?hostname=#{@info['hostname']}&mac=#{@info['mac']}'" + system "curl -X PUT \ + 'http://#{@sched_host}:#{@sched_port}/set_host2queues?host=#{@info['hostname']}&queues=#{@info['queues']}'" + end + + def del_host_info + system "curl -X PUT 'http://#{@sched_host}:#{@sched_port}/del_host_mac?mac=#{@info['mac']}'" + system "curl -X PUT 'http://#{@sched_host}:#{@sched_port}/del_host2queues?host=#{@info['hostname']}'" + end + + def host_exists + @info['host'] = @info['hostname'].split('.')[0] + host_file = "#{ENV['LKP_SRC']}/hosts/#{@info['host']}" + return if FileTest.exists?(host_file) + + @logger.error("The file does't exist: #{host_file}") + raise "The file does't exist: #{host_file}" + end +end -- 2.23.0