annotate Todo @ 343:21ad256c25c2

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author kono
date Mon, 13 Oct 2008 13:16:31 +0900
parents a9a740e685fa
children d07414ff79d3
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1 Mon Oct 13 12:34:39 JST 2008
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2
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3 Note: (kono)
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4 Session間の通信は、木を作って、自分の親に送り、親がACKをmulti castすれば良い。
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5 sm_join した時に、どちらが親になるかはどうやって決める? 繋げた先が親ってのが
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6 簡単。親がいないのがmasterとなる。親が死んだら自分が親。親が死んで、
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7 sessionがmasterを失った時は? loop の検出も必要。updateにunique idを
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8 付けて二度目が来たらloop、または重複。closeして良い。ch_masterは必要ない。
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9 再接続は可能? 可能だが、再put/join/selectする必要がある。
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10 put は、親まで上がってsidを決定しなければならない、その後、put_ackを出せる。
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11 joinは、localでの処理で問題ないが、join_ackはselectが終わってから出る必要がある。
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12 selectは session owner に行き着く必要がある。session がconnectionを
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13 持っているとは限らない。親がselectする方が自然か?
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14 put_ack/join_ack/select_ackは、updateを見てでの処理で良い?
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15 (前の資料があれば良いのに...)
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16
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17 Mon Oct 13 02:57:45 JST 2008
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18 Todo: (kono)
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19 InterManagerのquit中のsessionへのjoinの扱い。(putは来ないがjoinはありえる)。
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20 UPDATEで、sessionをlockしてからquitするか?
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21 TestGUIで、selectする前にEditor0がquitしちゃう場合もある。
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22
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23 Todo: (kono)
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24 SessionManager間のプロトコルの図が、どこにもない。あんなに苦労して考えたのに。
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25 また、自分で書けってか。
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26  SessionManager SM_JOINと、masterの決定
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27  put/selectの生成、masterによるsession id の決定
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28 updateによるsessionの共有
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29
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30 Sun Oct 12 19:12:20 JST 2008
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31
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32 Todo: (kono)
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33 DELETE時のundoのための文字列は、SM/Editor間でだけ必要。Editorから戻って来た
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34 コマンドをSM側で最新にする必要がある。外に出す時には使わないので消して良い。
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35 Done: 戻って来た時に、unMergedListに入れているらしい
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36
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37 Todo: (kono)
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38 new String(hoge)。Javaの文字列は変更不可能なので、こんな
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39 ことをする意味はない。
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40 Done:
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41
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42 Todo: (kono)
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43 PUT の時に、master session managerまで行って、session番号を確定する
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44 必要がある。それまでは、PUT_ACKを出してはならない。
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45
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46 Todo: (kono)
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47 SM_JOIN時にmaster session managerを決定するプロトコルを実装する必要が
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48 ある。たぶん、UPDATEだと思うが...
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49
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50 Todo: (kono)
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51 外から、きたSession Listを、ただしく自分に反映する。
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52
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53 Todo: (kono)
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54 test.ServerSample.java はあるが、ClientSample.java がない。
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55
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56 Todo: (kono)
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57 SYNC出すコードをまだ入れてない。
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58
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59 Sun Oct 12 10:33:36 JST 2008
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60
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61 Todo:
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62 END_MERGEが繰り返し出てしまう(kono)
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63
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64 Sat Oct 11 22:28:49 JST 2008
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65
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66 Todo:
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67 Session Manager をまたがった接続のテスト (kono)
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68 Done: Sun Oct 12 19:18:23 JST 2008
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69
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70 Todo:
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71 Optimizerを使った場合のテスト (kono)
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72 行番号0があるとだめらしい。
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73
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74 Todo:
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75 manager.remove(editor) の動作のタイミング、 channel closeの扱い
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76 たぶん、quit2のackで、殺すのが正しいと思う。(kono)
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77 Done: Mon Oct 13 02:57:45 JST 2008
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79
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80 Fri Oct 10 15:24:42 JST 2008
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81 sid は大域的にuniqueにする必要がある。UPDATEで新しくsessionを作ったことを
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82 通知して、Masterが新しいsidを決定し、UPDATE_ACKで他のSessionManagerに知らせる(kono)
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83
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84 Mon Oct 6 16:39:57 JST 2008
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85
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86 Todo: translator にある5つのqueueが、Editor にもある。merge のアルゴリズムの
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87 実装を見直す必要がある。(kono)
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88 Done:Sat Oct 11 22:28:49 JST 2008
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89
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90 Todo:
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91 SessionManager の向うにあるeditorにREPCommandを送るコードがない。Editor 扱いしても良いが、Editor が複雑すぎるので、それは好ましくない。Editor に nextChannelを持たせるのが良いか? (kono)
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92 Done: Forwarder を作った
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93
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94 Todo:
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95 SessionManger のeditor がmerge 中のeditor commandをblockするのは良いが、
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96 sessionManger コマンドをblockされるのは困る。(kono)
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97 Done: Sat Oct 11 22:28:49 JST 2008
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99 Wed Oct 1 20:58:51 JST 2008
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100
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101 Todo: Session ring 廻るcommand packetは、基本的に書き換えられるべきではない
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102   eid, seq の組でuniqueになる。現状では、そここで書き換えが起きているらしい。
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103 eid = -1 (Session Manager), eid = -2 (MergeCommand) あたりが
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104 特殊らしい。 でも、実際には生成されてないっぽい。(kono)
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105 Done: Mon Oct 6 16:40:14 JST 2008 (kono)
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106
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107 Todo: SessionManagerのprotocolのswitch文で、そこら中でgetEditor/getSessionが
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108   呼ばれている。これらは、for loopで探しているので、繰り返し行うのは変。(kono)
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109
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110 Todo: REPCMD_INSERTが止まらない... (kono)
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111 Done: Mon Oct 6 16:40:38 JST 2008 (kono)
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112
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113 Todo: SessionMnager のmessageをREPLogger baseに書き換える。 (kono)
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115 Wed Oct 1 15:35:44 JST 2008
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116
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117 Todo: SessionManager 複数のコマンドをまとめてeditorに送るとdead lockする
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118 可能性がある。送信キューを作り、select loop しながら、ひとつずつコマンドを
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119 送信する (kono)
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120 Done: (kono)
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122 Todo: Editor quit, quit2 の実装
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123   quit2 では、自分の送信したコマンドが戻ってくるまで待つ必要がある。
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124   editor 毎の状態となる。(kono)
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125 Done: (kono)
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126