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feat(cmd/scripts/proxy_protocol_server): Create example HTTP server w…
…ith proxy protocol support
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59
cmd/scripts/proxy_protocol_server/proxy_protocol_server.go
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| package proxy_protocol_server | ||
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|
||
| import ( | ||
| "fmt" | ||
| "log" | ||
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| parent_cmd "github.com/sikalabs/slu/cmd/scripts" | ||
| "github.com/spf13/cobra" | ||
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| "net" | ||
| "net/http" | ||
| "time" | ||
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| "github.com/pires/go-proxyproto" | ||
| h2proxy "github.com/pires/go-proxyproto/helper/http2" | ||
| ) | ||
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| var Cmd = &cobra.Command{ | ||
| Use: "proxy-protocol-server", | ||
| Short: "Start Proxy Protocol HTTP Server on port 8000", | ||
| Run: func(c *cobra.Command, args []string) { | ||
| server() | ||
| }, | ||
| } | ||
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| func init() { | ||
| parent_cmd.Cmd.AddCommand(Cmd) | ||
| } | ||
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| func server() { | ||
| server := http.Server{ | ||
| Addr: ":8000", | ||
| ConnState: func(c net.Conn, s http.ConnState) { | ||
| if s == http.StateNew { | ||
| log.Printf("[ConnState] %s -> %s\n", c.LocalAddr().String(), c.RemoteAddr().String()) | ||
| } | ||
| }, | ||
| Handler: http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { | ||
| log.Printf("[Handler] remote ip %q\n", r.RemoteAddr) | ||
| w.Write([]byte(fmt.Sprintf("remote ip %q\n", r.RemoteAddr))) | ||
| }), | ||
| } | ||
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| ln, err := net.Listen("tcp", server.Addr) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
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| proxyListener := &proxyproto.Listener{ | ||
| Listener: ln, | ||
| ReadHeaderTimeout: 10 * time.Second, | ||
| } | ||
| defer proxyListener.Close() | ||
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| // Create an HTTP server which can handle proxied incoming connections for | ||
| // both HTTP/1 and HTTP/2. HTTP/2 support relies on TLS ALPN, the reverse | ||
| // proxy needs to be configured to accept "h2". | ||
| h2proxy.NewServer(&server, nil).Serve(proxyListener) | ||
| } |
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