Class: DangoServerFramework
- Defined in:
- lib/dango/server_framework.rb
Overview
フレームワーククラス
Constant Summary collapse
- RAILS_ENV =
ENV['RAILS_ENV'] || 'development'
- DefaultNetworkPort =
以下すべてデフォルト値
15000
- DefaultNetworkHost =
デフォルトのポート番号
'localhost'
- DefaultServerHost =
デフォルトのサーバーホスト名
'localhost'
- DefaultMaxConnections =
接続制限ホスト “0.0.0.0”にすれば全接続オッケイ
10
- DefaultLogFile =
デフォルトの最大接続人数
"log/dango_#{RAILS_ENV}.log"
- DefaultLogLevel =
Logger::INFO
- DefaultLogMaxSize =
1048576
- DefaultLogShiftAge =
99
- DefaultGServerLogFile =
""
- DefaultPidFile =
"tmp/pids/dango.#{RAILS_ENV}.pid"
- SendReceiveSleepIntervalSec =
ここから先は普通は変更しなくていいだろうというもの
0.2
- SendReceiveTimeoutDefaultSec =
データ送信時の送信間隔秒
5.0
- HeartBeatIntervalSec =
SendTimeoutSec = 4.0 # データ送受信時の送信のタイムアウト秒数
10.0
- HeartBeatReceiveWaitSec =
HeartBeatResponseWaitSec = 10.0 # S=>Cのheart beatの返信待ち秒数
30.0
- GCIntervalSec =
C=>Sのheart beatの受信待ち秒数
5.0
- StatisticsProcessMemoryCount =
GCの発生タイミング
100
- ServerStopWait =
GCがこの回数起きた時に統計を取る
0.2
- MainLoopWaitSec =
サーバー停止時のGServerの確認待ち時間
3.0
Constants included from DangoFrameworkModule
DangoFrameworkModule::CommMaxDigit, DangoFrameworkModule::DefaultEncodeType, DangoFrameworkModule::EncodeTypeJSON, DangoFrameworkModule::EncodeTypeMarshal, DangoFrameworkModule::EncodeTypeYAML, DangoFrameworkModule::MaxLenRecv, DangoFrameworkModule::MaxLenSend, DangoFrameworkModule::ReadTimeoutSec
Instance Attribute Summary collapse
-
#config ⇒ Object
readonly
読みよみのみのアクセサ.
-
#shared ⇒ Object
Returns the value of attribute shared.
-
#socket_list ⇒ Object
Returns the value of attribute socket_list.
Class Method Summary collapse
-
.start(config = {}) ⇒ Object
起動用のインスタンスメソッド.
Instance Method Summary collapse
-
#check_reload_class ⇒ Object
サーバーのループ時のクラス読み直し処理.
-
#connecting(sock) ⇒ Object
gserver接続開始処理.
-
#dango_close ⇒ Object
接続解除時に呼び出されるメソッド.
-
#dango_connect ⇒ Object
接続時に呼び出されるメソッド.
-
#dango_server_init ⇒ Object
attr_reader(:start_time, :recv_count, :send_count, :recv_fail_count, :send_fail_count) attr_reader(:recv_byte, :send_byte, :mutex_fail_count, :action_stat) attr_reader(:log_level_str, :log_file, :log_max_size, :log_shift_age).
-
#dango_server_receive_decrypt(str) ⇒ Object
サーバーの復号化処理.
-
#dango_server_send_encrypt(str) ⇒ Object
サーバーの暗号化処理.
-
#disconnecting(port) ⇒ Object
gserver接続開始処理.
-
#do_flash_policy_file(sid, sock) ⇒ Object
Flashのポリシーファイルの処理.
-
#exit_process ⇒ Object
プロセス終了処理.
-
#gc_thread_start ⇒ Object
GCスレッドの開始(メモリ使用量統計も含む).
-
#heart_beat_thread_start ⇒ Object
ハートビートスレッドの開始.
-
#initialize(config) ⇒ DangoServerFramework
constructor
A new instance of DangoServerFramework.
-
#method_action_notice_shared(key, name, *args) ⇒ Object
共有メモリ変更通知のメソッド.
-
#method_missing(name, *args) ⇒ Object
必要に応じて追加するメソッド.
-
#output_memory_statistics ⇒ Object
メモリ使用量統計.
-
#receive_decrypt(str) ⇒ Object
フレームワークから呼ばれる部分.
-
#select_shared_database_manager ⇒ Object
コンフィグのshared_database_managerによる使用クラスの選択.
-
#send_encrypt(str) ⇒ Object
フレームワークから呼ばれる部分.
-
#send_notice(notice_name, sids, send_obj, options = {}) ⇒ Object
サーバーからクライアントへのデータ送信.
-
#send_return(send_obj, options = {}) ⇒ Object
サーバーからクライアントへのデータ返信.
-
#server_start ⇒ Object
サーバー開始処理.
-
#session ⇒ Object
セッション.
- #session_list ⇒ Object
-
#set_loop_setting(options = {}) ⇒ Object
メインループ用の定義をするためのメソッド.
-
#set_server_variables ⇒ Object
各種サーバー仕様の変数設定.
-
#shared_init ⇒ Object
共有メモリ.
-
#socket_list_init ⇒ Object
ソケットとIDの対応.
-
#starting ⇒ Object
gserver開始処理.
-
#stop_gserver ⇒ Object
メインループの待ち時間(サーバー内ファイルのチェック時間).
-
#stopping ⇒ Object
gserver終了処理.
-
#thread_main(sock) ⇒ Object
gserverのserveメソッド:スレッド開始処理.
-
#thread_send_notice_queue ⇒ Object
thread for send_notice_queue.
Methods included from DangoFrameworkModule
#dango_receive_data, #dango_send_data, #debug_print, #error_print
Methods included from DangoLoggerModule
Methods included from ErrorMessage
Methods included from ServerMonitorModule
#_monitor_get_action_stat, #_monitor_get_server_info, #_monitor_get_session_list, #_monitor_get_shared, #_monitor_get_socket_list, #_monitor_mutex_status, #_monitor_send_system_message, #_monitor_server_reload, #_monitor_thread_status, #_monitor_write_shared
Methods included from DefaultDangoReceive
#dango_receive__change_encode_type, #dango_receive__notice_heart_beat
Constructor Details
#initialize(config) ⇒ DangoServerFramework
Returns a new instance of DangoServerFramework.
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# File 'lib/dango/server_framework.rb', line 89 def initialize(config) @config = config # 設定ファイル @gserver = nil # Gserver用の変数 @server_reload = nil # サーバーのリロード用フラグ @is_pid_file_create_time = nil # pidファイルを作ったかどうかのフラグ # SIGINT の捕捉 Signal.trap(:INT) do logger.warn "SIGINT\n#{caller(0).pretty_inspect}" stop_gserver() # gserverの停止 exit_process() # プロセス終了処理 end # 終了処理を登録しておく(これが無いとWindowsではエラーが出てもプロセスが落ちないことがある) at_exit do logger.info "at_exit ERROR\n#{caller(0).pretty_inspect}" stop_gserver() # gserverの停止 exit_process() # プロセス終了処理 end # スレッドグループの初期化 @thr_gr_gserver_serve = ThreadGroup.new # データ送信用スレッドとQueue @queue_send_notice = Queue.new @mutex_send_notice = DangoMutex.new(:mutex_send_notice) Thread.start{ thread_send_notice_queue() } # メインスレッドの名前 Thread.current[:_name] = "main" # サーバー開始 server_start() loop do # 待ちで無限ループに入る sleep MainLoopWaitSec # p( Time.now_to_s + ":#{@server_reload.inspect}") check_reload_class() end end |
Dynamic Method Handling
This class handles dynamic methods through the method_missing method
#method_missing(name, *args) ⇒ Object
必要に応じて追加するメソッド
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# File 'lib/dango/server_framework.rb', line 1036 def method_missing(name, *args) if name.to_s =~ /^dango_receive_action_notice_shared_(.+)/ # 共有メモリ変更通知なら key = $1 method_action_notice_shared(key, name, *args) else # logger.error "method not found. #{name.inspect} #{args.inspect}" raise(NoMethodError, "method not found. #{name.inspect} #{args.inspect}") end end |
Instance Attribute Details
#config ⇒ Object (readonly)
読みよみのみのアクセサ
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# File 'lib/dango/server_framework.rb', line 132 def config @config end |
#shared ⇒ Object
Returns the value of attribute shared.
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# File 'lib/dango/server_framework.rb', line 720 def shared @shared end |
#socket_list ⇒ Object
Returns the value of attribute socket_list.
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# File 'lib/dango/server_framework.rb', line 737 def socket_list @socket_list end |
Class Method Details
.start(config = {}) ⇒ Object
起動用のインスタンスメソッド
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# File 'lib/dango/server_framework.rb', line 135 def self.start(config = {}) self.new(config) end |
Instance Method Details
#check_reload_class ⇒ Object
サーバーのループ時のクラス読み直し処理
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# File 'lib/dango/server_framework.rb', line 232 def check_reload_class() begin if @server_reload @server_reload = nil debug_print("-- stopping server") stop_gserver() # gserverの停止 @gserver = nil if @drb # drbを起動していればそれの停止 DRb.stop_service() puts "stop drb server" @drb = nil end debug_print("-- stopped server") # GCを行う GC.enable GC.start GC.disable # サーバーファイルを読み直し debug_print("-- reload classes") tmp_verbose = $VERBOSE $VERBOSE = nil # serverファイル名一覧を取得 load_files = [] glob_str = 'dango/server/*.rb' Dir.glob(glob_str) do |srv_file| load_files.push({:file=>srv_file, :mtime=>File.mtime(srv_file)}) end # ファイル名順にソート load_files = load_files.sort_by{|f| f[:file] } load_files.each do |f| begin load f[:file] rescue Exception debug_print("#{($!, 'u')}") end end $VERBOSE = tmp_verbose # サーバーを再度起動 debug_print("-- start server") server_start() # サーバー開始 end rescue Exception error_print("#{($!, 'u')}") end end |
#connecting(sock) ⇒ Object
gserver接続開始処理
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# File 'lib/dango/server_framework.rb', line 288 def connecting(sock) logger.info "connecting:sock=#{sock.object_id} peeraddr=#{sock.peeraddr.inspect} addr=#{sock.addr.inspect}" end |
#dango_close ⇒ Object
接続解除時に呼び出されるメソッド
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# File 'lib/dango/server_framework.rb', line 745 def dango_close end |
#dango_connect ⇒ Object
接続時に呼び出されるメソッド
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# File 'lib/dango/server_framework.rb', line 741 def dango_connect end |
#dango_server_init ⇒ Object
attr_reader(:start_time, :recv_count, :send_count, :recv_fail_count, :send_fail_count)
attr_reader(:recv_byte, :send_byte, :mutex_fail_count, :action_stat)
attr_reader(:log_level_str, :log_file, :log_max_size, :log_shift_age)
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# File 'lib/dango/server_framework.rb', line 704 def dango_server_init # 初期設定 end |
#dango_server_receive_decrypt(str) ⇒ Object
サーバーの復号化処理
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# File 'lib/dango/server_framework.rb', line 758 def dango_server_receive_decrypt(str) # 継承用 str end |
#dango_server_send_encrypt(str) ⇒ Object
サーバーの暗号化処理
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# File 'lib/dango/server_framework.rb', line 750 def dango_server_send_encrypt(str) # 継承用 str end |
#disconnecting(port) ⇒ Object
gserver接続開始処理
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# File 'lib/dango/server_framework.rb', line 293 def disconnecting(port) logger.info "disconnecting:port=#{port}" end |
#do_flash_policy_file(sid, sock) ⇒ Object
Flashのポリシーファイルの処理
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# File 'lib/dango/server_framework.rb', line 593 def do_flash_policy_file(sid, sock) if @policy_file_request # ポリシーファイルを返す設定なら logger.info "is_flash_policy_file #{sid} #{@policy_file_request}" allow_str = "" @policy_file_allow_domain.each do |one_host| allow_str += %Q|<allow-access-from domain="#{one_host}" to-ports="#{@policy_file_allow_port.join(',')}" />| allow_str += "\n" end policy_data = <<EOF <?xml version="1.0"?> <cross-domain-policy> #{allow_str} </cross-domain-policy> EOF logger.debug policy_data @mutex_sock[sock.object_id].timeout_sync(2, "policy_send #{sock.object_id}") do sock.write policy_data sock.flush end logger.info "policy file sent." end end |
#exit_process ⇒ Object
プロセス終了処理
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# File 'lib/dango/server_framework.rb', line 76 def exit_process() # プロセス終了処理 debug_print("shutdown") if @is_pid_file_create_time == File.mtime(@pid_file) begin File.delete(@pid_file) rescue puts "failed delete file. #{@pid_file}:#{$!.class}:#{$!.}" end end puts "shutdown" exit! end |
#gc_thread_start ⇒ Object
GCスレッドの開始(メモリ使用量統計も含む)
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# File 'lib/dango/server_framework.rb', line 766 def gc_thread_start th = Thread.start do Thread.current[:_name] = "thread_gc" loop do begin sleep @gc_interval_sec # logger.debug "mpth:1:GC start mutex start" # @mutex_proc_thread.timeout_sync(3, :gc) do # logger.debug "mpth:2:GC start #{Time.now_to_s}" logger.debug "GC start mutex start" gc_start_time = Time.now GC.enable GC.start GC.disable logger.debug "GC end #{Time.now - gc_start_time}sec " # end logger.debug "GC start mutex end" output_memory_statistics() if @statistics_process_memory # メモリ使用量統計 rescue DangoFrameworkMutexTimeoutException @mutex_fail_count += 1 logger.warn "DangoFrameworkMutexTimeoutException gc_thread_start" + "#{($!, 'u')}" rescue Exception logger.error "Exception gc_thread_start #{($!, 'u')}" end end # loop end end th.priority = 3 end |
#heart_beat_thread_start ⇒ Object
ハートビートスレッドの開始
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# File 'lib/dango/server_framework.rb', line 824 def heart_beat_thread_start shared[:_heart_beat_time_hash] = {} th = Thread.start do Thread.current[:_name] = "thread_heart_beat" loop do begin sleep @herat_beat_interval_sec next if @gserver.stopped? # gserverが起動していればスキップ # logger.debug "mpth:1:heart_beat_thread_start " # @mutex_proc_thread.timeout_sync(3, :heart_beat_thread) do # logger.debug "mpth:2:heart_beat_thread_start " # 古いハートビート情報は先に削除しておく shared.transaction(:_heart_beat_time_hash) do |hbt_hash| hbt_hash.keys.each do |sid| hbt_hash.delete(sid) if hbt_hash[sid] < Time.now - @heart_beat_receive_wait_sec * 30 end shared.commit(hbt_hash) end # クライアントから来るハートビートのチェック heart_beat_time_hash = shared[:_heart_beat_time_hash] # 全員分のチェック socket_list.all_sid.each do |sid| sock = socket_list[sid] if ! sock # すでにsocketが無い場合は、スキップ logger.warn "!!!! heart_beat_thread_start:sock is not found. #{sid}:#{sock.object_id}" shared.transaction(:_heart_beat_time_hash) do |hbt_hash| hbt_hash.delete(sid) shared.commit(hbt_hash) end next end # クライアントから来たハートビートの時間チェックし、古ければsocketを閉じる if heart_beat_time_hash[sid] && heart_beat_time_hash[sid] < Time.now - @heart_beat_receive_wait_sec logger.warn "!!!! heart_beat_thread_start:heart beat old:#{sid}:" + "#{heart_beat_time_hash[sid]}:#{sock.object_id}:#{sock.closed?}" shared.transaction(:_heart_beat_time_hash) do |hbt_hash| hbt_hash.delete(sid) shared.commit(hbt_hash) end begin @mutex_sock[sock.object_id].timeout_sync(2, "hb_close #{sock.object_id}") do sock.close end rescue IOError logger.debug "heart_beat_thread_start:maybe already closed. IOError:#{sid}:#{sock.object_id}" rescue Exception logger.warn "heart_beat_thread_start:failed close socket:#{($!, 'u')}" end next end end # socket_list # end # @mutex_proc_thread logger.debug "heart_beat_thread_start end" rescue DangoFrameworkMutexTimeoutException @mutex_fail_count += 1 logger.warn "DangoFrameworkMutexTimeoutException heart_beat_thread_start" + "#{($!, 'u')}" rescue Exception logger.error "Exception heart_beat_thread_start #{($!, 'u')}" end end # loop end end th.priority = 1 end |
#method_action_notice_shared(key, name, *args) ⇒ Object
共有メモリ変更通知のメソッド
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# File 'lib/dango/server_framework.rb', line 1047 def method_action_notice_shared(key, name, *args) logger.debug "method_name:#{name}" send_obj = args[0] notice_shared.notice_change(key.to_sym, send_obj) end |
#output_memory_statistics ⇒ Object
メモリ使用量統計
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# File 'lib/dango/server_framework.rb', line 801 def output_memory_statistics() memory_usage = 0 if RUBY_PLATFORM == 'i386-mswin32' require "win32ole" locator = WIN32OLE.new("WbemScripting.SWbemLocator.1") service = locator.ConnectServer set = service.ExecQuery("select * from Win32_Process WHERE ProcessId = #{Process.pid}") set.each do |process| memory_usage = process.PageFileUsage.to_i end else stat = `cat /proc/#{Process.pid}/stat`.split(" ") memory_usage = stat[22].to_i end open("log/dango_stat_proc_mem_#{RAILS_ENV}.log", "ab") do |fh| fh.write "#{Time.now_to_s},#{memory_usage},#{@thr_gr_gserver_serve.list.length}\n" end logger.debug "statistics_process_memory file add." end |
#receive_decrypt(str) ⇒ Object
フレームワークから呼ばれる部分
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# File 'lib/dango/server_framework.rb', line 761 def receive_decrypt(str) # フレームワークから呼ばれる部分 dango_server_receive_decrypt(str) end |
#select_shared_database_manager ⇒ Object
コンフィグのshared_database_managerによる使用クラスの選択
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# File 'lib/dango/server_framework.rb', line 708 def select_shared_database_manager() if @config['server']['shared_database_manager'] == 'MemoryStore' SharedMemoryStore.new(@config) else SharedMemoryStore.new(@config) end end |
#send_encrypt(str) ⇒ Object
フレームワークから呼ばれる部分
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# File 'lib/dango/server_framework.rb', line 753 def send_encrypt(str) # フレームワークから呼ばれる部分 dango_server_send_encrypt(str) end |
#send_notice(notice_name, sids, send_obj, options = {}) ⇒ Object
サーバーからクライアントへのデータ送信
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# File 'lib/dango/server_framework.rb', line 914 def send_notice(notice_name, sids, send_obj, = {}) logger.info "send_notice(#{notice_name.inspect}, #{sids.inspect}) " raise(DangoFrameworkException, "send_obj is not Hash.") if ! send_obj.is_a?(Hash) sids = [sids] if sids.is_a?(Integer) raise(DangoFrameworkException, "sids is not Array.") if ! sids.is_a?(Array) # timeout = options[:timeout] || @send_receive_timeout_default_sec encode_type = [:encode_type] || 0 send_obj_dup = send_obj.deep_dup send_obj_dup["_notice_name"] = notice_name.to_s send_obj_dup["_server_time"] = Time.now_to_s sids.each do |sid| # send_id = Digest::MD5.hexdigest(sid.to_s + notice_name.to_s + Time.now.to_f.to_s + rand().to_s) # send_id = sid.to_s + notice_name.to_s + Time.now.to_f.to_s + rand().to_s send_id = notice_name.to_s + Time.now.to_f.to_s + rand().to_s send_obj_dup["_id"] = send_id # queue_send_noticeに排他処理 begin @mutex_send_notice.timeout_sync(10, :queue_push) do @queue_send_notice.push([sid, send_obj_dup, encode_type].deep_dup) end rescue DangoFrameworkMutexTimeoutException @mutex_fail_count += 1 logger.warn "mutex_send_notice #{($!, 'u')}" rescue Exception logger.error "mutex_send_notice #{($!, 'u')}" end end # end sids.each self end |
#send_return(send_obj, options = {}) ⇒ Object
サーバーからクライアントへのデータ返信
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# File 'lib/dango/server_framework.rb', line 904 def send_return(send_obj, = {}) logger.info "send_return(#{session[:sid].inspect}) " raise(DangoFrameworkException, "session[:sid] is not exist.") if ! session[:sid] raise(DangoFrameworkException, "session[:_action_name] is not exist.") if ! session[:_action_name] send_notice("return_#{session[:_action_name]}", session[:sid], send_obj, ) end |
#server_start ⇒ Object
サーバー開始処理
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# File 'lib/dango/server_framework.rb', line 140 def server_start() begin set_server_variables() # 各種サーバー仕様の変数設定 require 'resolv-replace' if @safe_resolver # 名前解決時のロックがかかってしまう件を解決できるはず if @no_start_log logger.debug("===== no_start_log=#{@no_start_log.inspect} =====") else logger.warn("===== server initialize =====") # loggerの準備 logger.warn("network_port=#{@network_port}") logger.warn("network_host=#{@network_host}") logger.warn("server_host=#{@server_host}") logger.warn("max_connections=#{@server_max_connections}") logger.warn("RAILS_ENV=#{RAILS_ENV}") logger.warn("Process.pid=#{Process.pid}") logger.warn("Dango Version=#{Dango::VERSION::STRING} p#{Dango::VERSION::PATCH}") logger.warn("Rails Version=#{RAILS_GEM_VERSION}") # logger.debug("$LOADED_FEATURES=#{$LOADED_FEATURES.pretty_inspect}") end shared_init() # 共有メモリを初期化 socket_list_init() # ソケット一覧を初期化 @mutex_sock = {} # ソケットの排他処理ハッシュ @session_manager = SessionManager.new(shared, RAILS_ENV) # セッション情報の初期化 @mutex_proc_thread = DangoMutex.new(:mutex_proc_thread) # スレッドが同時起動しないようにするためのMutex heart_beat_thread_start() # ハートビートスレッドの開始 gc_thread_start() # GCスレッドの開始 dango_server_init() # 初期設定読み込み @mutex_send_response = DangoMutex.new(:mutex_send_response) # 送信レスポンス用のMutex @arr_send_response = [] # 送信レスポンス用のキャッシュ TCPSocket.do_not_reverse_lookup = true # 逆引きを行わない # TCPSocket.do_not_reverse_lookup = false # 逆引きを行う if @backdoor_run_drb_server # backdoor用のdrbを起動 require "drb" require "drb/acl" # uri = "druby://#{@network_host}:#{@backdoor_run_drb_port}" uri = @backdoor_run_drb_url allow_list = @backdoor_run_drb_allow_list.split(/\s+/) acl_list = ["deny", "all"] allow_list.each do |allow_host| acl_list.push("allow") acl_list.push(allow_host) end logger.info "drb acl_list=#{acl_list.inspect}" acl = ACL.new(acl_list, ACL::DENY_ALLOW) @drb = DRb.start_service(uri, self, acl) # @drb = DRb.start_service(uri, self) DRb.thread[:_name] = "thread_drb_main" = "start drb server: uri=#{DRb.uri}" logger.warn() puts else @drb = nil end set_loop_setting(@loop_setting) if @loop_setting # ループ処理を定義 @gserver = DangoGServer.new(self, @network_port, @server_host, @server_max_connections) @gserver.audit = true # Turn logging on. @gserver.debug = true # debug if @gserver_log_file.to_s != "" gserver_log_fh = open(@gserver_log_file, "a") @gserver.stdlog = gserver_log_fh end GC.disable open(@pid_file, "wb"){|fh| fh.write Process.pid.to_s } # pidをファイルに保存 @is_pid_file_create_time = File.mtime(@pid_file) # pidファイルを作ったことを記録 # @gserver.start(@server_max_connections) @gserver.start(@server_max_connections, 20) # backlogを20に設定 rescue Exception puts "gserver.start:" + ($!) # error_print(error_message($!, 'u')) exit! end end |
#session ⇒ Object
セッション
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# File 'lib/dango/server_framework.rb', line 724 def session @session_manager.session end |
#session_list ⇒ Object
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# File 'lib/dango/server_framework.rb', line 728 def session_list @session_manager.session_list end |
#set_loop_setting(options = {}) ⇒ Object
メインループ用の定義をするためのメソッド
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# File 'lib/dango/server_framework.rb', line 1054 def set_loop_setting( = {}) = .deep_dup shared[:_is_server_sleep] = nil # メンテナンス停止用 if ["method_name"] # メソッド名が無ければ処理しない method_name = ["method_name"] ["frame_rate"] ||= 5 wait_sec = 1.0 / ["frame_rate"] logger.warn "set_loop_setting wait_sec:#{wait_sec.inspect} method_name=#{method_name}" th = Thread.new do logger.debug "set_loop_setting start" count = 0 last_mutex_fail_count = @mutex_fail_count.deep_dup # 前回のmutex_fail_countを記録する loop do begin before_time = Time.now logger.debug "mpth:1:sls start" @mutex_proc_thread.timeout_sync(3, "set_loop_setting_send_#{method_name}") do __send__(method_name) end # mutex_proc_thread logger.debug "mpth:2:sls end" # if count % 1000 == 0 real_wait_sec = wait_sec - (Time.now - before_time) logger.debug "set_loop_setting:compute time=#{real_wait_sec - wait_sec}" if real_wait_sec < 0 sleep real_wait_sec if real_wait_sec > 0 count += 1 count = 0 if count >= 10000000 # mutex_fail_countが増えたらサーバーが重くなりすぎていると判断してちょっと待つ if @mutex_fail_count > last_mutex_fail_count sleep 1 last_mutex_fail_count = @mutex_fail_count.deep_dup end # メンテナンス機能 if shared[:_is_server_sleep] logger.info "set_loop_setting SLEEP !!!" sleep 10000 end rescue DangoFrameworkMutexTimeoutException @mutex_fail_count += 1 logger.warn "set_loop_setting error:#{($!, 'u')}" rescue Exception logger.error "set_loop_setting error:#{($!, 'u')}" end end end # th.end end end |
#set_server_variables ⇒ Object
各種サーバー仕様の変数設定
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# File 'lib/dango/server_framework.rb', line 623 def set_server_variables() # 変数の初期設定 @thread_abort_on_exception = @config['server']['thread_abort_on_exception'] || true @network_port = @config['network']['port'] || DefaultNetworkPort @network_host = @config['network']['host'] || DefaultNetworkHost @server_host = @config['server']['host'] || DefaultServerHost @server_max_connections = @config['server']['max_connections'] || DefaultMaxConnections @log_file = @config['server']['log_file'] || DefaultLogFile @log_max_size = @config['server']['log_max_size'] || DefaultLogMaxSize @log_shift_age = @config['server']['log_shift_age'] || DefaultLogShiftAge @gserver_log_file = @config['server']['gserver_log_file'] || DefaultGServerLogFile @pid_file = @config['server']['pid_file'] || DefaultPidFile @send_receive_sleep_interval_sec = @config['server']['send_receive_sleep_interval_sec'] || SendReceiveSleepIntervalSec @send_receive_timeout_default_sec = @config['server']['send_receive_timeout_default_sec'] || SendReceiveTimeoutDefaultSec # @send_timeout_sec = @config['server']['send_timeout_sec'] || SendTimeoutSec @herat_beat_interval_sec = @config['server']['heart_beat_interval_sec'] || HeartBeatIntervalSec # @heart_beat_response_wait_sec = @config['server']['heart_beat_response_wait_sec'] || HeartBeatResponseWaitSec @heart_beat_receive_wait_sec = @config['server']['heart_beat_receive_wait_sec'] || HeartBeatReceiveWaitSec @gc_interval_sec = @config['server']['gc_interval_sec'] || GCIntervalSec @policy_file_request = @config['server']['policy_file_request'] @policy_file_request = true if @policy_file_request == nil @policy_file_allow_domain = @config['server']['policy_file_allow_domain'] @policy_file_allow_domain = [@network_host] if @policy_file_allow_domain.class != Array @policy_file_allow_port = @config['server']['policy_file_allow_port'] @policy_file_allow_port = [@network_port] if !@policy_file_allow_port @safe_resolver = @config['server']['safe_resolver'] || false # require 'resolv-replace'するかどうか @statistics_process_memory = @config['server']['statistics_process_memory'] || false # プロセスのメモリ使用量統計取る @backdoor_run_drb_server = @config['server']['backdoor_run_drb_server'] || false # drbサーバーを起動するか @backdoor_run_drb_url = @config['server']['backdoor_run_drb_url'] || 12345 # drbサーバーのポート番号 @backdoor_run_drb_allow_list = @config['server']['backdoor_run_drb_allow_list'] || '127.0.0.1 localhost' # アクセス可能ホスト名 @loop_setting = @config['server']['loop_setting'] # メインループ用の定義 @no_start_log = @config['server']['no_start_log'] # メインループ用の定義 # ログレベルの設定 log_level_hash = { "FATAL" => Logger::FATAL, "ERROR" => Logger::ERROR, "WARN" => Logger::WARN, "INFO" => Logger::INFO, "DEBUG" => Logger::DEBUG, } log_level_hash.each do |str, const| @log_level = const if str.downcase == @config['server']['log_level'].to_s.downcase end @log_level = @log_level || DefaultLogLevel log_level_hash.each do |str, const| @log_level_str = str if const == @log_level end # スレッド終了時に全体停止する Thread.abort_on_exception = true if @thread_abort_on_exception # 統計用情報の初期化 @start_time = Time.now # サーバー起動時間 @recv_count = 0 # 受信回数 @send_count = 0 # 送信回数 @recv_fail_count = 0 # 受信失敗回数 @send_fail_count = 0 # 送信失敗回数 @recv_byte = 0 # 受信バイト数 @send_byte = 0 # 送信バイト数 @mutex_fail_count = 0 # 排他処理の失敗回数 @action_stat = {} # アクションの統計用 end |
#shared_init ⇒ Object
共有メモリ
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# File 'lib/dango/server_framework.rb', line 717 def shared_init @shared = select_shared_database_manager() end |
#socket_list_init ⇒ Object
ソケットとIDの対応
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# File 'lib/dango/server_framework.rb', line 734 def socket_list_init @socket_list = SocketList.new end |
#starting ⇒ Object
gserver開始処理
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# File 'lib/dango/server_framework.rb', line 298 def starting() msg = "#{self.class.to_s} #{@server_host}:#{@network_port}/#{@server_max_connections} start" logger.warn msg puts "[#{Time.now_to_s}] #{msg}" if @gserver_log_file.to_s != "" end |
#stop_gserver ⇒ Object
メインループの待ち時間(サーバー内ファイルのチェック時間)
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# File 'lib/dango/server_framework.rb', line 53 def stop_gserver() # gserverの停止 if @gserver && !@gserver.stopped? # 強制的に接続しているsocketをクローズ logger.info "socket_list.all_sid:#{socket_list.all_sid.inspect}" socket_list.all_sid.each do |sid| logger.debug "sk:#{socket_list[sid].inspect}" next if ! socket_list[sid] socket_list[sid].close if ! socket_list[sid].closed? socket_list[sid] end # サーバーを停止 @gserver.shutdown @gserver.stop 10.times do break if @gserver.stopped? sleep ServerStopWait debug_print("waiting... #{@gserver.stopped?} #{@gserver.connections}") end end end |
#stopping ⇒ Object
gserver終了処理
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# File 'lib/dango/server_framework.rb', line 305 def stopping() msg = "#{self.class.to_s} #{@server_host}:#{@network_port} stop" logger.warn msg puts "[#{Time.now_to_s}] #{msg}" if @gserver_log_file.to_s != "" end |
#thread_main(sock) ⇒ Object
gserverのserveメソッド:スレッド開始処理
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# File 'lib/dango/server_framework.rb', line 312 def thread_main(sock) logger.info "thread_main:connect. sock=#{sock.object_id} thread.current=#{Thread.current.object_id}" Thread.current[:_name] = "thread_main #{sock.object_id}" @thr_gr_gserver_serve.add(Thread.current) # スレッドグループに登録 begin @session_manager.start_session() # sessionの開始処理 sidは自動生成 sid = session[:sid] # sockに対しての=nil write close などの書き換えに対する排他処理 @mutex_sock[sock.object_id] = DangoMutex.new("mutex_sock_#{sock.object_id}") @mutex_sock[sock.object_id].timeout_sync(2, "start #{sock.object_id}") do sock.binmode sock.sync = true session[:peer_addr] = sock.peeraddr session[:peer_ip_address] = sock.peeraddr[3] session[:peer_host] = sock.peeraddr[2] end session[:encode_type] = DefaultEncodeType logger.debug "thread_main:start_session. sid=#{sid} sock=#{sock.object_id} thread.current=#{Thread.current.object_id}" socket_list.add(sid, sock) session[:connected] = nil # まだdango_connectを呼び出していない is_flash_policy_file = false logger.debug "thread_main:do main loop." # メインループ入り count = 0 loop do if sock.closed? logger.info "#{sock.object_id}:sock is closed... #{count}" break end ret_objs = nil begin logger.debug "dango_receive_data:start:sock=#{sock.object_id} #{count}" if count % 100 == 0 ret_objs = dango_receive_data(sock) # データ受信処理 logger.debug "dango_receive_data:finish:sock=#{sock.object_id} #{count}" if count % 100 == 0 is_flash_policy_file = false rescue DangoFrameworkFlashPolicyException is_flash_policy_file = true end # メンテナンス機能 if shared[:_is_server_sleep] logger.info "thread_main SLEEP !!!" sleep 10000 end if is_flash_policy_file # Flashのポリシーファイルが来たら logger.debug "is_flash_policy_file" do_flash_policy_file(sid, sock) # この部分はポリシーファイルを返す設定に関係なく実行する部分 # sleep 0.1 raise(DangoFrameworkFlashPolicyException, "requested policy file. disconnectiong...") elsif ret_objs == [] # 受信データがなければ logger.debug "ret_objs is empty. " else # 受信データがあれば logger.debug "dango_receive_data:ret_objs=#{ret_objs.class} #{count}" if count % 100 == 0 ret_objs.each do |ret_obj| # 受信データループ if !(ret_obj && ret_obj["_action_name"]) # action_nameが無い場合はエラー logger.warn "no action_name error:#{ret_obj.inspect}" raise(DangoFrameworkException, "no action_name error") end # アクション名 action_name = ret_obj["_action_name"].to_s session[:_action_name] = action_name # 自動返信用データ return_data = {} ret_obj.each do |key, value| if key =~ /^_return_(.*)$/ return_data[$1.to_sym] = value end end session[:_return] = return_data # アクションの統計情報情報の作成 if ! @action_stat.has_key?(action_name) @action_stat[action_name] = {:total_sec => 0, :exec_count => 0, :fail_count => 0, } end # アクションの実行 logger.debug "mpth:1:receive_action:session=#{sid} #{count}" begin @mutex_proc_thread.timeout_sync(3, "receive_action_#{action_name}") do logger.debug "mpth:2:receive_action:#{sid}:#{action_name}:" begin before_time = Time.now __send__("dango_receive_#{action_name}", ret_obj) send_sec = Time.now - before_time @action_stat[action_name][:total_sec] = send_sec @action_stat[action_name][:exec_count] += 1 rescue NoMethodError @recv_fail_count += 1 if @recv_fail_count # 受信失敗回数カウント @action_stat[action_name][:fail_count] += 1 logger.error "not find action #{action_name}:#{sid}:#{($!, 'u')}" rescue DangoFrameworkTimeoutException @action_stat[action_name][:fail_count] += 1 logger.error "action is timeout:#{action_name}:#{sid}:#{($!, 'u')}" end end # @mutex_proc_thread rescue DangoFrameworkMutexTimeoutException @mutex_fail_count += 1 @action_stat[action_name][:fail_count] += 1 logger.warn "receive_action DangoFrameworkMutexTimeoutException. #{sid} \n#{($!, 'u')}" raise(DangoFrameworkDisconnectException) rescue Exception logger.error "receive_action Exception #{sid} #{($!, 'u')}" @action_stat[action_name][:fail_count] += 1 raise(DangoFrameworkDisconnectException) end # 不要になったセッション内のデータを削除(sidは再利用されるので消さない) session.delete(:_action_name) session.delete(:_return) end if ! session[:connected] # まだdango_connectを呼び出していないなら logger.debug "mpth:1:dango_connect" begin @mutex_proc_thread.timeout_sync(3, :dango_connect) do logger.debug "mpth:2:dango_connect" # 接続直後のsid通知 send_obj = {"_sid"=>sid} send_notice("_notice_sid", sid, send_obj) logger.debug "_notice_sid #{sid} " dango_connect() # 接続時メソッド呼び出し session[:connected] = true end # mutex_proc_thread rescue DangoFrameworkMutexTimeoutException @mutex_fail_count += 1 logger.warn "receive_action DangoFrameworkMutexTimeoutException. #{sid} \n#{($!, 'u')}" raise(DangoFrameworkDisconnectException) rescue Exception logger.error "receive_action Exception #{sid} #{($!, 'u')}" raise(DangoFrameworkDisconnectException) end end end count += 1 end # loop rescue DangoFrameworkFlashPolicyException logger.info "Flash policy file #{sid} " rescue DangoFrameworkMonitorSecurityException logger.warn "Monitor Security Error #{sid} " rescue DangoFrameworkReadNoDataException @recv_fail_count += 1 if @recv_fail_count # 受信失敗回数カウント logger.debug "read no data. maybe client closed. #{sid} " rescue DangoFrameworkReadTimeoutException @recv_fail_count += 1 if @recv_fail_count # 受信失敗回数カウント logger.debug "read timeout error. #{sid} \n#{($!, 'u')}" rescue DangoFrameworkConnectionException @recv_fail_count += 1 if @recv_fail_count # 受信失敗回数カウント logger.debug "connection error. #{sid} \n#{($!, 'u')}" rescue DangoFrameworkDisconnectException logger.debug "DangoFrameworkDisconnectException. #{sid} \n#{($!, 'u')}" rescue EOFError, IOError, Errno::ECONNRESET, Errno::ETIMEDOUT, Errno::ECONNABORTED, Errno::ENOTCONN logger.debug "#{$!.class}. #{sid} maybe dissconnect exception \n#{($!, 'u')}" rescue DangoFrameworkMutexTimeoutException @mutex_fail_count += 1 logger.warn "DangoFrameworkMutexTimeoutException. #{sid} \n#{($!, 'u')}" rescue DangoFrameworkException logger.debug "DangoFrameworkException. #{sid} \n#{($!, 'u')}" rescue Exception logger.error "Exception #{sid} #{($!, 'u')}" end # 接続切断の処理 begin if !is_flash_policy_file # Flash Policy Fileなら切断処理不要 logger.info "#{sock.object_id} #{sid} is closing" if session[:connected] # dango_connect()が実行済みなら begin 5.times do |i| # リトライ用のループ begin need_retry = false logger.debug "mpth:1:dango_close" @mutex_proc_thread.timeout_sync(3, :dango_close) do logger.debug "mpth:2:dango_close" dango_close() # 接続解除時に呼び出されるメソッド # ハートビートのごみを削除 shared.transaction(:_heart_beat_time_hash) do |hbt_hash| hbt_hash.delete(sid) shared.commit(hbt_hash) end end # mutex_proc_thread logger.debug "dango_close end" rescue DangoFrameworkMutexTimeoutException need_retry = true @mutex_fail_count += 1 logger.warn "dango_close DangoFrameworkMutexTimeoutException " + "#{sock.object_id} #{sid} \n#{($!, 'u')}" end if need_retry # リトライが必要と判断されれば logger.warn "dango_close failed. need retry #{i}" sleep(rand(5) + 5) else # リトライ不要で落とすなら break end end # times rescue Exception logger.error "dango_close #{sock.object_id} #{sid} ERROR\n#{($!, 'u')}" end end end begin @mutex_sock[sock.object_id].timeout_sync(2, "close #{sock.object_id}") do sock.close # ソケットを閉じる end rescue IOError logger.info "IOError #{sock.object_id} #{sid}" rescue DangoFrameworkMutexTimeoutException @mutex_fail_count += 1 logger.warn "DangoFrameworkMutexTimeoutException #{sock.object_id} #{sid}\n" + "#{($!, 'u')}" rescue Exception logger.error "#{sock.object_id} #{sid} Exception\n#{($!, 'u')}" end logger.info "#{sock.object_id} #{sid} is closed" socket_list.delete(sid) # ソケットリストから削除 sock_object_id = sock.object_id begin @mutex_sock[sock_object_id].timeout_sync(2, "delete #{sock.object_id}") do sock = nil # ソケット削除 end rescue DangoFrameworkMutexTimeoutException @mutex_fail_count += 1 logger.warn "DangoFrameworkMutexTimeoutException #{sock.object_id} #{sid}\n" + "#{($!, 'u')}" end @mutex_sock.delete(sock_object_id) # ソケット排他処理から削除 @session_manager.close_session(sid) # sessionの終了処理 rescue Exception logger.error "close process failed:#{sock.object_id} #{sid} Exception\n#{($!, 'u')}" end end |
#thread_send_notice_queue ⇒ Object
thread for send_notice_queue
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# File 'lib/dango/server_framework.rb', line 952 def thread_send_notice_queue() Thread.current[:_name] = "thread_send_notice_queue" loop do begin before_time = Time.now send_data_list = [] pop_data = @queue_send_notice.pop send_data_list.push(pop_data) # Queueデータ待ち # queue_send_noticeに排他処理(sizeとpopの実行の間にpushが起きないように) @mutex_send_notice.timeout_sync(10, :queue_pop) do @queue_send_notice.size.times do # while(! @queue_send_notice.empty?) do # 残りのデータもQueueに入れていく pop_data = @queue_send_notice.pop send_data_list.push(pop_data) # Queueデータ待ち end end send_data_sid_list = {} send_data_encode_type_list = {} send_data_list.each do |one_send_data| # sidごとに分ける sid = one_send_data[0] send_obj = one_send_data[1] encode_type = one_send_data[2] send_data_sid_list[sid] = [] if ! send_data_sid_list.has_key?(sid) send_data_sid_list[sid].push(send_obj) send_data_encode_type_list[sid] = encode_type end # sidごとにデータをまとめ送り send_data_sid_list.each do |sid, one_send_data_list| sock = socket_list[sid] if !sock logger.info "thread_send_notice_queue:not found sid=#{sid} sock=#{sock.object_id}" next end if sock.closed? logger.info "thread_send_notice_queue:socket closed. sid=#{sid} sock=#{sock.object_id}" next end begin logger.debug "thread_send_notice_queue:dango_send_data:sid=#{sid} sock=#{sock.object_id} " + "#{one_send_data_list.collect{|d| d['_notice_name'] + ','}}" @mutex_sock[sock.object_id].timeout_sync(2, "send #{sock.object_id}") do dango_send_data(sock, one_send_data_list, :type=>send_data_encode_type_list[sid]) # データ送信 end rescue DangoFrameworkConnectionException logger.info "thread_send_notice_queue:failed send. sid=#{sid} " + "sock=#{sock.object_id} #{$!.class}" rescue DangoFrameworkMutexTimeoutException @mutex_fail_count += 1 logger.warn "thread_send_notice_queue:failed send. sid=#{sid} " + "sock=#{sock.object_id} #{$!.class}" rescue Exception logger.error "thread_send_notice_queue:unknown failed. sid=#{sid} " + "sock=#{sock.object_id} #{($!, 'u')}" end end send_sec = Time.now - before_time if send_sec > @send_receive_sleep_interval_sec logger.debug "thread_send_notice_queue:send_sec=#{send_sec}sec" end sleep @send_receive_sleep_interval_sec # スリープ rescue DangoFrameworkMutexTimeoutException @mutex_fail_count += 1 logger.warn "ERROR:thread_send_notice_queue:DangoFrameworkMutexTimeoutException" + "#{($!, 'u')}" rescue Exception logger.error "ERROR:thread_send_notice_queue:Exception:#{($!, 'u')}" end end # loop end end |