Created
December 23, 2020 07:02
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go http server with graceful shutdown
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package main | |
import ( | |
"context" | |
"flag" | |
"log" | |
"net/http" | |
"os" | |
"os/signal" | |
"time" | |
) | |
func main() { | |
log.SetFlags(0) | |
var listenAddress = flag.String("listen", ":8000", "Listen address.") | |
flag.Parse() | |
if flag.NArg() != 0 { | |
flag.Usage() | |
log.Fatalf("\nERROR You MUST NOT pass any positional arguments") | |
} | |
http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) { | |
log.Printf("HTTP %s %s%s\n", r.Method, r.Host, r.URL) | |
if r.URL.Path != "/" { | |
http.Error(w, "Not Found", http.StatusNotFound) | |
return | |
} | |
w.Header().Set("Content-Type", "text/plain") | |
w.Write([]byte(time.Now().Local().Format(time.RFC1123Z))) | |
}) | |
log.Printf("Listening at http://%s", *listenAddress) | |
httpServer := http.Server{ | |
Addr: *listenAddress, | |
} | |
idleConnectionsClosed := make(chan struct{}) | |
go func() { | |
sigint := make(chan os.Signal, 1) | |
signal.Notify(sigint, os.Interrupt) | |
<-sigint | |
if err := httpServer.Shutdown(context.Background()); err != nil { | |
log.Printf("HTTP Server Shutdown Error: %v", err) | |
} | |
close(idleConnectionsClosed) | |
}() | |
if err := httpServer.ListenAndServe(); err != http.ErrServerClosed { | |
log.Fatalf("HTTP server ListenAndServe Error: %v", err) | |
} | |
<-idleConnectionsClosed | |
log.Printf("Bye bye") | |
} |
stop write packages for everything like node community
stop write packages for everything like node community
do you mean packages like these?
@pseidemann lmao man, you got him
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hi,
I created a module which wraps this functionality: https://github.com/pseidemann/finish