/
http_server.go
69 lines (51 loc) · 1.47 KB
/
http_server.go
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package builtin
import (
"context"
"net/http"
"time"
"github.com/jukeizu/contract"
"github.com/rs/zerolog"
)
type HttpServer struct {
logger zerolog.Logger
httpServer *http.Server
}
func NewHttpServer(logger zerolog.Logger, addr string) HttpServer {
logger = logger.With().Str("component", "intent.endpoint.builtin").Logger()
httpServer := http.Server{
Addr: addr,
}
return HttpServer{logger, &httpServer}
}
func (h HttpServer) RegisterHandlers(handlers ...Handler) {
mux := http.NewServeMux()
for _, handler := range handlers {
for _, r := range handler.Registrations() {
mux.Handle("/builtin/"+r.Name, h.makeLoggingHttpHandlerFunc(r.Name, r.Handler))
}
}
h.httpServer.Handler = mux
}
func (h HttpServer) Start() error {
if h.httpServer == nil {
return nil
}
h.logger.Info().Str("transport", "http").Msg("starting")
return h.httpServer.ListenAndServe()
}
func (h HttpServer) Stop() error {
h.logger.Info().Str("transport", "http").Msg("stopping")
return h.httpServer.Shutdown(context.Background())
}
func (h HttpServer) makeLoggingHttpHandlerFunc(name string, f func(contract.Request) (*contract.Response, error)) http.HandlerFunc {
contractHandlerFunc := contract.MakeRequestHttpHandlerFunc(f)
return func(w http.ResponseWriter, r *http.Request) {
defer func(begin time.Time) {
h.logger.Info().
Str("intent", name).
Str("took", time.Since(begin).String()).
Msg("called")
}(time.Now())
contractHandlerFunc.ServeHTTP(w, r)
}
}