Added graceful shutdown
This commit is contained in:
57
Server.go
57
Server.go
@ -1,48 +1,51 @@
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package server
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import (
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"context"
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"fmt"
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"io"
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"log"
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"net"
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"net/http"
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"os"
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"os/signal"
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"syscall"
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"git.akyoto.dev/go/router"
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)
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// Server represents a single web service.
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type Server struct {
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router *router.Router[Handler]
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Router *router.Router[Handler]
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Config Configuration
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}
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// New creates a new server.
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func New() *Server {
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return &Server{
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router: router.New[Handler](),
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Router: router.New[Handler](),
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Config: defaultConfig(),
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}
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}
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// Get registers your function to be called when the given GET path has been requested.
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func (server *Server) Get(path string, handler Handler) {
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server.router.Add(http.MethodGet, path, handler)
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server.Router.Add(http.MethodGet, path, handler)
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}
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// Post registers your function to be called when the given POST path has been requested.
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func (server *Server) Post(path string, handler Handler) {
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server.router.Add(http.MethodPost, path, handler)
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server.Router.Add(http.MethodPost, path, handler)
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}
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// Delete registers your function to be called when the given DELETE path has been requested.
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func (server *Server) Delete(path string, handler Handler) {
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server.router.Add(http.MethodDelete, path, handler)
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server.Router.Add(http.MethodDelete, path, handler)
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}
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// Put registers your function to be called when the given PUT path has been requested.
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func (server *Server) Put(path string, handler Handler) {
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server.router.Add(http.MethodPut, path, handler)
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}
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// Router returns the router used by the server.
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func (server *Server) Router() *router.Router[Handler] {
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return server.router
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server.Router.Add(http.MethodPut, path, handler)
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}
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// ServeHTTP responds to the given request.
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@ -50,7 +53,7 @@ func (server *Server) ServeHTTP(response http.ResponseWriter, request *http.Requ
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ctx := newContext(request, response)
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defer contextPool.Put(ctx)
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handler := server.router.LookupNoAlloc(request.Method, request.URL.Path, ctx.addParameter)
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handler := server.Router.LookupNoAlloc(request.Method, request.URL.Path, ctx.addParameter)
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if handler == nil {
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response.WriteHeader(http.StatusNotFound)
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@ -65,3 +68,33 @@ func (server *Server) ServeHTTP(response http.ResponseWriter, request *http.Requ
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log.Println(request.URL, err)
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}
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}
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// Run starts the server on the given address.
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func (server *Server) Run(address string) {
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srv := &http.Server{
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Addr: address,
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Handler: server,
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ReadTimeout: server.Config.Timeout.Read,
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WriteTimeout: server.Config.Timeout.Write,
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IdleTimeout: server.Config.Timeout.Idle,
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ReadHeaderTimeout: server.Config.Timeout.ReadHeader,
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}
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listener, err := net.Listen("tcp", address)
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if err != nil {
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fmt.Println(err)
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return
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}
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go srv.Serve(listener)
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stop := make(chan os.Signal, 1)
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signal.Notify(stop, os.Interrupt, syscall.SIGTERM)
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<-stop
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ctx, cancel := context.WithTimeout(context.Background(), server.Config.Timeout.Shutdown)
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defer cancel()
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srv.Shutdown(ctx)
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}
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