Convert into gem

.gitignore

@@ -0,0 +1,3 @@
+.DS_Store
+*.lock
+pkg/*

.travis.yml

@@ -0,0 +1,9 @@
+language: ruby
+
+rvm:
+  - 2.0.0
+  - 1.9.3
+  - 1.8.7
+
+gemfile:
+  - Gemfile

Gemfile

@@ -1,3 +1,3 @@
 source 'https://rubygems.org'
 
-gem 'rack'
+gemspec

README.md

@@ -10,7 +10,6 @@ It lacks:
 * authentication
 * caching (parses file on each request, page does auto-refresh every minute as OpenVPN updates the status file these often)
 * management interface support
-* a gem
 * *possibly more...*
 
 ## License

Rakefile

@@ -0,0 +1,6 @@
+require 'bundler/gem_tasks'
+require 'rspec/core/rake_task'
+
+RSpec::Core::RakeTask.new(:spec)
+
+task :default => :spec

bin/openvpn-status-web

@@ -0,0 +1,4 @@
+
+require 'openvpn-status-web'
+
+OpenVPNStatusWeb::Daemon.run!

examples/status.v1

@@ -0,0 +1,14 @@
+OpenVPN CLIENT LIST
+Updated,Sun Jan 1 23:42:00 2012
+Common Name,Real Address,Bytes Received,Bytes Sent,Connected Since
+foo,1.2.3.4:1234,11811160064,4194304,Sun Jan 1 23:42:00 2012
+bar,1.2.3.5:1235,512,2048,Sun Jan 1 23:42:00 2012
+ROUTING TABLE
+Virtual Address,Common Name,Real Address,Last Ref
+192.168.0.0/24,foo,1.2.3.4:1234,Sun Jan 1 23:42:00 2012
+192.168.66.2,bar,1.2.3.5:1235,Sun Jan 1 23:42:00 2012
+192.168.66.3,foo,1.2.3.4:1234,Sun Jan 1 23:42:00 2012
+2001:db8:0:0::1000,bar,1.2.3.5:1235,Sun Jan 1 23:42:00 2012
+GLOBAL STATS
+Max bcast/mcast queue length,42
+END

examples/status.v2

@@ -0,0 +1,12 @@
+TITLE,OpenVPN 2.1_rc15 mipsel-unknown-linux-gnu [SSL] [LZO1] [EPOLL] built on Mar 27 2009
+TIME,Sun Jan 1 23:42:00 2012,1238702330
+HEADER,CLIENT_LIST,Common Name,Real Address,Virtual Address,Bytes Received,Bytes Sent,Connected Since,Connected Since (time_t)
+CLIENT_LIST,foo,1.2.3.4:1234,11811160064,4194304,Sun Jan 1 23:42:00 2012,1238702330
+CLIENT_LIST,bar,1.2.3.5:1235,512,2048,Sun Jan 1 23:42:00 2012,1238702330
+HEADER,ROUTING_TABLE,Virtual Address,Common Name,Real Address,Last Ref,Last Ref (time_t)
+ROUTING_TABLE,192.168.0.0/24,foo,1.2.3.4:1234,Sun Jan 1 23:42:00 2012,1238702330
+ROUTING_TABLE,192.168.66.2,bar,1.2.3.5:1235,Sun Jan 1 23:42:00 2012,1238702330
+ROUTING_TABLE,192.168.66.3,foo,1.2.3.4:1234,Sun Jan 1 23:42:00 2012,1238702330
+ROUTING_TABLE,2001:db8:0:0::1000,bar,1.2.3.5:1235,Sun Jan 1 23:42:00 2012,1238702330
+GLOBAL_STATS,Max bcast/mcast queue length,42
+END

examples/status.v3

@@ -0,0 +1,12 @@
+TITLE	OpenVPN 2.1_rc15 mipsel-unknown-linux-gnu [SSL] [LZO1] [EPOLL] built on Mar 27 2009
+TIME	Sun Jan 1 23:42:00 2012	1238702330
+HEADER	CLIENT_LIST	Common Name	Real Address	Virtual Address	Bytes Received	Bytes Sent	Connected Since	Connected Since (time_t)
+CLIENT_LIST	foo	1.2.3.4:1234	11811160064	4194304	Sun Jan 1 23:42:00 2012	1238702330
+CLIENT_LIST	bar	1.2.3.5:1235	512	2048	Sun Jan 1 23:42:00 2012	1238702330
+HEADER	ROUTING_TABLE	Virtual Address	Common Name	Real Address	Last Ref	Last Ref (time_t)
+ROUTING_TABLE	192.168.0.0/24	foo	1.2.3.4:1234	Sun Jan 1 23:42:00 2012	1238702330
+ROUTING_TABLE	192.168.66.2	bar	1.2.3.5:1235	Sun Jan 1 23:42:00 2012	1238702330
+ROUTING_TABLE	192.168.66.3	foo	1.2.3.4:1234	Sun Jan 1 23:42:00 2012	1238702330
+ROUTING_TABLE	2001:db8:0:0::1000	bar	1.2.3.5:1235	Sun Jan 1 23:42:00 2012	1238702330
+GLOBAL_STATS	Max bcast/mcast queue length	42
+END

lib/openvpn-status-web.rb

@@ -0,0 +1,96 @@
+#!/usr/bin/env ruby
+
+require 'etc'
+require 'logger'
+require 'ipaddr'
+require 'yaml'
+require 'rack'
+require 'metriks'
+
+require 'openvpn-status-web/int_patch'
+require 'openvpn-status-web/version'
+
+module OpenVPNStatusWeb
+  def self.logger
+    @logger
+  end
+
+  def self.logger=(logger)
+    @logger = logger
+  end
+
+  class LogFormatter
+    def call(lvl, time, progname, msg)
+      "[%s] %-5s %s\n" % [Time.now.strftime('%Y-%m-%d %H:%M:%S'), lvl, msg.to_s]
+    end
+  end
+
+  class Daemon
+    def initialize(name, file)
+      @name = name
+      @file = file
+    end
+
+    def call(env)
+      main_tmpl = read_template(File.join(File.dirname(__FILE__), 'openvpn-status-web/main.html.erb'))
+      # variables for template
+      name = @name
+      client_list, routing_table, global_stats = read_status_log(@file)
+      
+      html = main_tmpl.result(binding)
+      [200, {"Content-Type" => "text/html"}, [html]]
+    end
+
+    def read_template(file)
+      text = File.open(file, 'rb') do |f| f.read end
+    
+      ERB.new(text)
+    end
+  
+    def read_status_log(file)
+      text = File.open(file, 'rb') do |f| f.read end
+
+      current_section = :none
+      client_list = []
+      routing_table = []
+      global_stats = []
+
+      text.lines.each do |line|
+        (current_section = :cl; next) if line == "OpenVPN CLIENT LIST\n"
+        (current_section = :rt; next) if line == "ROUTING TABLE\n"
+        (current_section = :gs; next) if line == "GLOBAL STATS\n"
+        (current_section = :end; next) if line == "END\n"
+    
+        case current_section
+        when :cl then client_list << line.strip.split(',')
+        when :rt then routing_table << line.strip.split(',')
+        when :gs then global_stats << line.strip.split(',')
+        end
+      end
+
+      [client_list[2..-1], routing_table[1..-1], global_stats]
+    end
+
+    def self.run!
+      if ARGV.length != 4
+        puts "Usage: openvpn-status-web vpn-name status-log listen-host listen-port"
+        exit 1
+      end
+
+      OpenVPNStatusWeb.logger = Logger.new(STDOUT)
+
+      OpenVPNStatusWeb.logger.progname = "openvpn-status-web"
+      OpenVPNStatusWeb.logger.formatter = LogFormatter.new
+
+      OpenVPNStatusWeb.logger.info "Starting..."
+
+      Signal.trap('INT') do
+        OpenVPNStatusWeb.logger.info "Quitting..."
+        Rack::Handler::WEBrick.shutdown
+      end
+
+      app = Daemon.new(ARGV[0], ARGV[1])
+      Rack::Handler::WEBrick.run app, :Host => ARGV[2], :Port => ARGV[3]
+    end
+  end
+end

lib/openvpn-status-web/int_patch.rb

@@ -0,0 +1,16 @@
+
+class Integer
+  def as_bytes
+    return "1 Byte" if self == 1
+    
+    label = ["Bytes", "KiB", "MiB", "GiB", "TiB"]
+    i = 0
+    num = self.to_f
+    while num >= 1024 do
+      num = num / 1024
+      i += 1
+    end
+    
+    "#{format('%.2f', num)} #{label[i]}"
+  end
+end

lib/openvpn-status-web/version.rb

@@ -0,0 +1,4 @@
+
+module OpenVPNStatusWeb
+  VERSION = "0.0.1"
+end

openvpn-status-web.gemspec

@@ -0,0 +1,31 @@
+
+$:.push File.expand_path("../lib", __FILE__)
+
+require 'openvpn-status-web/version'
+
+Gem::Specification.new do |s|
+  s.name  = 'openvpn-status-web'
+  s.version = OpenVPNStatusWeb::VERSION
+  s.summary = 'openvpn-status-web'
+  s.description = 'Small Rack application that parses and serves the OpenVPN status file.'
+  s.author  = 'Christian Nicolai'
+  s.email = 'chrnicolai@gmail.com'
+  s.license = 'Apache License Version 2.0'
+  s.homepage  = 'https://github.com/cmur2/openvpn-status-web'
+
+  s.files = `git ls-files`.split($/)
+  s.test_files = s.files.grep(%r{^(test|spec|features)/})
+
+  s.require_paths = ['lib']
+
+  s.executables = ['openvpn-status-web']
+
+  s.add_runtime_dependency 'rack'
+  s.add_runtime_dependency 'json'
+  s.add_runtime_dependency 'metriks'
+
+  s.add_development_dependency 'bundler', '~> 1.3'
+  s.add_development_dependency 'rake'
+  s.add_development_dependency 'rspec'
+  s.add_development_dependency 'rack-test'
+end

status.rb

@@ -1,75 +0,0 @@
-#!/usr/bin/env ruby
-
-require 'erb'
-
-require 'rubygems'
-require 'rack'
-
-class Integer
-  def as_bytes
-    return "1 Byte" if self == 1
-    
-    label = ["Bytes", "KiB", "MiB", "GiB", "TiB"]
-    i = 0
-    num = self.to_f
-    while num >= 1024 do
-      num = num / 1024
-      i += 1
-    end
-    
-    "#{format('%.2f', num)} #{label[i]}"
-  end
-end
-
-class OpenVPNStatusWeb
-  def initialize(name, file)
-    @name = name
-    @file = file
-  end
-  
-  def call(env)
-    main_tmpl = read_template(File.join(File.dirname(__FILE__), 'main.html.erb'))
-    # variables for template
-    name = @name
-    client_list, routing_table, global_stats = read_status_log(@file)
-    
-    html = main_tmpl.result(binding)
-    [200, {"Content-Type" => "text/html"}, [html]]
-  end
-
-  def read_template(file)
-    text = File.open(file, 'rb') do |f| f.read end
-    
-    ERB.new(text)
-  end
-  
-  def read_status_log(file)
-    text = File.open(file, 'rb') do |f| f.read end
-
-    current_section = :none
-    client_list = []
-    routing_table = []
-    global_stats = []
-
-    text.lines.each do |line|
-      (current_section = :cl; next) if line == "OpenVPN CLIENT LIST\n"
-      (current_section = :rt; next) if line == "ROUTING TABLE\n"
-      (current_section = :gs; next) if line == "GLOBAL STATS\n"
-      (current_section = :end; next) if line == "END\n"
-  
-      case current_section
-      when :cl then client_list << line.strip.split(',')
-      when :rt then routing_table << line.strip.split(',')
-      when :gs then global_stats << line.strip.split(',')
-      end
-    end
-
-    [client_list[2..-1], routing_table[1..-1], global_stats]
-  end
-end
-
-if ARGV.length != 4
-  puts "Usage: status.rb vpn-name status-log listen-host listen-port"
-else
-  Rack::Handler::WEBrick.run OpenVPNStatusWeb.new(ARGV[0], ARGV[1]), :Host => ARGV[2], :Port => ARGV[3]
-end