mirror of
https://github.com/cmur2/openvpn-status-web.git
synced 2024-07-04 18:34:42 +02:00
114 lines
2.8 KiB
Ruby
114 lines
2.8 KiB
Ruby
#!/usr/bin/env ruby
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require 'etc'
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require 'logger'
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require 'ipaddr'
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require 'yaml'
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require 'rack'
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require 'metriks'
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require 'openvpn-status-web/int_patch'
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require 'openvpn-status-web/version'
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module OpenVPNStatusWeb
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def self.logger
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@logger
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end
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def self.logger=(logger)
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@logger = logger
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end
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class LogFormatter
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def call(lvl, time, progname, msg)
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"[%s] %-5s %s\n" % [Time.now.strftime('%Y-%m-%d %H:%M:%S'), lvl, msg.to_s]
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end
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end
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class Daemon
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def initialize(name, file)
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@name = name
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@file = file
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end
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def call(env)
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main_tmpl = read_template(File.join(File.dirname(__FILE__), 'openvpn-status-web/main.html.erb'))
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# variables for template
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name = @name
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client_list, routing_table, global_stats = read_status_log(@file)
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html = main_tmpl.result(binding)
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[200, {"Content-Type" => "text/html"}, [html]]
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end
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def read_template(file)
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text = File.open(file, 'rb') do |f| f.read end
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ERB.new(text)
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end
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def read_status_log(file)
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text = File.open(file, 'rb') do |f| f.read end
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current_section = :none
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client_list = []
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routing_table = []
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global_stats = []
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text.lines.each do |line|
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(current_section = :cl; next) if line == "OpenVPN CLIENT LIST\n"
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(current_section = :rt; next) if line == "ROUTING TABLE\n"
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(current_section = :gs; next) if line == "GLOBAL STATS\n"
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(current_section = :end; next) if line == "END\n"
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case current_section
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when :cl then client_list << line.strip.split(',')
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when :rt then routing_table << line.strip.split(',')
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when :gs then global_stats << line.strip.split(',')
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end
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end
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[client_list[2..-1], routing_table[1..-1], global_stats]
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end
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def self.run!
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if ARGV.length != 1
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puts "Usage: openvpn-status-web config_file"
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exit 1
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end
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config_file = ARGV[0]
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if not File.file?(config_file)
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puts "Config file not found!"
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exit 1
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end
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puts "openvpn-status-web version #{OpenVPNStatusWeb::VERSION}"
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puts "Using config file #{config_file}"
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config = YAML::load(File.open(config_file, 'r') { |f| f.read })
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if config['logfile']
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OpenVPNStatusWeb.logger = Logger.new(config['logfile'])
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else
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OpenVPNStatusWeb.logger = Logger.new(STDOUT)
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end
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OpenVPNStatusWeb.logger.progname = "openvpn-status-web"
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OpenVPNStatusWeb.logger.formatter = LogFormatter.new
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OpenVPNStatusWeb.logger.info "Starting..."
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app = Daemon.new(config['name'], config['status_file'])
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Signal.trap('INT') do
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OpenVPNStatusWeb.logger.info "Quitting..."
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Rack::Handler::WEBrick.shutdown
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end
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Rack::Handler::WEBrick.run app, :Host => config['host'], :Port => config['port']
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end
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end
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end
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