Go言語ã®HTTPリクエストã®ãƒ¬ã‚¹ãƒãƒ³ã‚¹ãƒœãƒ‡ã‚£ãƒ¼ã¨EOF - プãƒã‚°ãƒ©ãƒ モグモグ
Reader interface ã® Read 関数ã¯ã€ã©ã®ã‚¿ã‚¤ãƒŸãƒ³ã‚°ã§ io.EOF ã‚’è¿”ã™ã®ã§ã—ょã†ã‹ã€‚ ã¾ãšã¯ strings.Reader ã§è¦‹ã¦ã¿ã¾ã—ょã†ã€‚ package main import ( "fmt" "strings" ) func main() { r := strings.NewReader("example\n") for { var b [1]byte n, err := r.Read(b[:]) fmt.Printf("%d %q %v\n", n, b, err) if err != nil { break } } } çµæžœ 1 "e" <nil> 1 "x" <nil> 1 "a" <nil> 1 "m" <nil> 1 "p" <nil> 1 "l" <nil> 1 "e" <nil> 1 "\n" <nil> 0 "\x00" EOF Readã®çµ
The http.Handler wrapper technique in #golang UPDATED
tl;dr: functions that take an http.Handler and return a new one can do things before and/or after the handler is called, and even decide whether to call the original handler at all. If you’re building web services using Go (if you’re not, why not?) and you’re not using any middleware packages (and even if you are), then you need to understand the power of wrapping http.Handler types. An http.Handl
Go1.8ã®Graceful Shutdownã¨go-gracedownã®å¯¾å¿œ
Go1.8beta1ãŒå‡ºãŸæ™‚ã«ã€Go1.8ã§è¿½åŠ ã•ã‚Œã‚‹äºˆå®šã®Graceful Shutdownã«ã¤ã„ã¦æ›¸ãï¼ ã¨Twitterã«æ›¸ã込んã§æ—©1ヶ月。 ã“ã®å‰ã®é‡‘曜日ã«Go1.8rc2ãŒãƒªãƒªãƒ¼ã‚¹ã•ã‚Œã€æ£å¼ãƒªãƒªãƒ¼ã‚¹ã‚‚é–“è¿‘ã«ãªã£ã¦ãã¦ã€ ã•ã™ãŒã«æ›¸ã‹ãã°ã¨ã„ã†æ°—æŒã¡ã«ãªã£ã¦æ¥ãŸã®ã§ã€ãŒã‚“ã°ã£ã¦æ¤œè¨¼ã—ã¦ã¿ã¾ã™ã€‚ å…¬å¼ã‚µãƒãƒ¼ãƒˆã§å¢—ãˆã‚‹äºˆå®šã®æ©Ÿèƒ½ 以å‰Go言語ã§Graceful Restartã‚’ã™ã‚‹ã¨ãã«å–ã‚Šã“ã¼ã—ã‚’å°‘ãªãã™ã‚‹ã§ 紹介ã—ãŸã‚ˆã†ã«shogo82148/go-gracedownã¨ã„ã†ã‚‚ã®ã‚’書ãã¾ã—ãŸã€‚ ã‚ã‚Œã‹ã‚‰æ™‚ã¯çµŒã¡ã€ã¤ã„ã«Go1.8ã‹ã‚‰ã¯Graceful ShudownãŒbuild-inã®æ©Ÿèƒ½ã¨ã—ã¦æä¾›ã•ã‚Œã‚‹äºˆå®šã§ã™ã€‚ å…¬å¼ã‚µãƒãƒ¼ãƒˆãŒå…¥ã‚‹ã“ã¨ã«ã‚ˆã£ã¦ã€ä»¥ä¸‹ã®ã‚ˆã†ãªæ©Ÿèƒ½ã‚’使ãˆã‚‹ã‚ˆã†ã«ãªã‚Šã¾ã™ã€‚ HTTP/2ã®Graceful ShutdownãŒã§ãã‚‹ HTTP/2ã§ã¯GOAWAYフレーãƒ
Golangã®httptestã§HTTP2を使ㆠ- Qiita
Golangã¯Go1.6ã§HTTP2をサãƒãƒ¼ãƒˆã—ãŸ. ã¾ãŸ2017å¹´2月ã«ãƒªãƒªãƒ¼ã‚¹äºˆå®šã®Go1.8ã§ã¯Server Pushã‚’è¡Œã†ãŸã‚ã®ãƒ¡ã‚½ãƒƒãƒ‰ã‚‚æ–°ãŸã«è¿½åŠ ã•ã‚Œã‚‹ï¼ˆä½¿ã„方㯠HTTP/2 Server Push · Go, the unwritten parts ãŒè©³ã—ã„）. 今後Golangã§ã®HTTP2ã®åˆ©ç”¨ã¯ã•ã‚‰ã«å¢—ãˆã‚‹ã¨è€ƒãˆã‚‰ã‚Œã‚‹. HTTP2を使ã†ã‚¢ãƒ—リãŒå¢—ãˆã‚‹åˆ†ãã®ãƒ†ã‚¹ãƒˆã‚‚é‡è¦ã«ãªã‚‹. Go1.6ã«ãŠã‘ã‚‹HTTP2サãƒãƒ¼ãƒˆã¯ç´ 晴らã—ãAPIã®å¤‰æ›´ãªã—ã«ã‚µãƒãƒ¼ãƒˆãŒè¡Œãªã‚ã‚ŒãŸ.　Serverå´ã§h2を有効ã«ã™ã‚‹ã«ã¯ListenAndServeTLSã§èµ·å‹•ã™ã‚Œã°ã‚ˆã„ã—Clientã‚‚DefaultClientを使ãˆã°ã‚ˆã„.　Golangã§ã‚µãƒ¼ãƒãƒ¼ã®ãƒ†ã‚¹ãƒˆã‚’ã™ã‚‹ã¨ãã¯httptestパッケージãŒä¸»ã«åˆ©ç”¨ã•ã‚Œã‚‹ãŒï¼Œã“ã‚Œã»ã©ç°¡å˜ã«ä½¿ãˆã‚‹è¨³ã§ã¯ãªã„.　以下ã®ã‚ˆã†ã«è»½ãè¨å®šã‚’入れる必è¦ãŒã‚ã‚‹.
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