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Postfix DKIMè¨å®šï¼ˆOpenDKIM）ã€2023年版】
DKIM（ディーã‚ム）ã¯ã€ãã®ãƒ¡ãƒ¼ãƒ«ãŒæ£è¦ã®ãƒ¡ãƒ¼ãƒ«ã‚µãƒ¼ãƒã‹ã‚‰é€ä¿¡ã•ã‚ŒãŸã‹å¦ã‹ã‚’è˜åˆ¥ã™ã‚‹ãŸã‚ã®æŠ€è¡“ã§ã™ã€‚仕組ã¿ã¨ã—ã¦ã¯ã€é€ä¿¡å´ã§ãƒ¡ãƒ¼ãƒ«ã«é›»åç½²åã‚’è¡Œã„ã€å—ä¿¡å´ã§ãã®ãƒ¡ãƒ¼ãƒ«ã®é›»åç½²åを検証ã™ã‚‹ã“ã¨ã«ã‚ˆã£ã¦ãƒ¡ãƒ¼ãƒ«ã‚µãƒ¼ãƒã®æ£å½“性をãƒã‚§ãƒƒã‚¯ã—ã¾ã™ã€‚ãã“ã§ä»Šå›žã¯ã€OpenDKIM を利用ã—ã¦ã€Postfix ã‚’ DKIM ã«å¯¾å¿œã™ã‚‹ãŸã‚ã®è¨å®šæ–¹æ³•ã‚’ã¾ã¨ã‚ã¦ã¿ã¾ã—ãŸã€‚ DKIM è¨å®šã®æ¦‚è¦ é€ä¿¡å´ã®ãƒ¡ãƒ¼ãƒ«ã‚µãƒ¼ãƒã§é›»åç½²å（以下「署åã€ã¨è¡¨è¨˜ã—ã¾ã™ï¼‰ã«å¿…è¦ãªç§˜å¯†éµã¨å…¬é–‹éµã‚’作æˆã—ã€ã“ã®ç§˜å¯†éµã‚’使ã£ã¦ãƒ¡ãƒ¼ãƒ«ã‚µãƒ¼ãƒã§ç½²åã‚’è¡Œã†ã‚ˆã†ã«è¨å®šã—ã¾ã™ã€‚一方ã€ãƒšã‚¢ã®å…¬é–‹éµã¯ãƒ¡ãƒ¼ãƒ«ãƒ‰ãƒ¡ã‚¤ãƒ³ã‚’管ç†ã—ã¦ã„ã‚‹DNSサーãƒã®TXTレコードã«ç™»éŒ²ã—ã¦ãŠãã¾ã™ã€‚ãã—ã¦ã€å—ä¿¡å´ã®ãƒ¡ãƒ¼ãƒ«ã‚µãƒ¼ãƒã¯ã“ã®å…¬é–‹éµã‚’使ã£ã¦ç½²åã®æ¤œè¨¼ã‚’è¡Œã„ã¾ã™ã€‚ ã“ã®ã‚ˆã†ã«è¨å®šã—ã¦ãŠã‘ã°ã€ä¸‹å›³ã®è¿·æƒ‘メールé€ä¿¡è€…ã®ãƒ¡ãƒ¼ãƒ«ã‚µãƒ¼ãƒã‹ã‚‰ã€é€ä¿¡å…ƒã®ãƒ¡ãƒ¼ãƒ«ã‚¢ãƒ‰ãƒ¬ã‚¹ã‚’å½ã£ãŸãƒ¡ãƒ¼
socket.io-php-emitterを使ã£ã¦socket.ioã®å¤–(簡易API)ã‹ã‚‰emitã—ã¦ã¿ã‚‹ - Qiita
何をã™ã‚‹ã‹ å‰å›žã€socket.ioã§ã‚µãƒ³ãƒ—ルãƒãƒ£ãƒƒãƒˆã‚¢ãƒ—リを作る記事をã‹ã„ãŸã®ã§ã™ãŒã€ä»Šå›žã¯ãれを少ã—æ‹¡å¼µã—ã¦ã€phpã‹ã‚‰socket.ioã«emitã§ãるよã†ã«ã—ã¦ã¿ã¾ã™ã€‚備忘ã¨ã—ã¦æ›¸ãã¾ã™ã€‚ å…¬å¼ãƒšãƒ¼ã‚¸ã§ä¸‹è¨˜ã®ã‚ˆã†ã«æ›¸ã„ã¦ã‚ã‚Šã¾ã—ãŸã€‚ Sending messages from the outside-world In some cases, you might want to emit events to sockets in Socket.IO namespaces / rooms from outside the context of your Socket.IO processes. There’s several ways to tackle this problem, like implementing your own channel to send messages
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