Files
genai-toolbox/internal/server/server.go
Kurtis Van Gent df9ad9e33f feat: add address and port flags (#7)
Add flags for setting the address and port of the server.
2024-07-30 10:55:13 -05:00

65 lines
1.7 KiB
Go

// Copyright 2024 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package server
import (
"context"
"fmt"
"net"
"net/http"
"strconv"
"time"
"github.com/go-chi/chi/v5"
"github.com/go-chi/chi/v5/middleware"
)
// Server contains info for running an instance of Toolbox. Should be instantiated with NewServer().
type Server struct {
conf Config
router chi.Router
}
// NewServer returns a Server object based on provided Config.
func NewServer(cfg Config) *Server {
r := chi.NewRouter()
r.Use(middleware.Logger)
r.Use(middleware.Recoverer)
r.Get("/", func(w http.ResponseWriter, r *http.Request) {
_, _ = w.Write([]byte("🧰 Hello world! 🧰"))
})
s := &Server{
conf: cfg,
router: r,
}
return s
}
// ListenAndServe starts an HTTP server for the given Server instance.
func (s *Server) ListenAndServe(ctx context.Context) error {
ctx, cancel := context.WithCancel(ctx)
defer cancel()
addr := net.JoinHostPort(s.conf.Address, strconv.Itoa(s.conf.Port))
lc := net.ListenConfig{KeepAlive: 30 * time.Second}
l, err := lc.Listen(ctx, "tcp", addr)
if err != nil {
return fmt.Errorf("failed to open listener for %q: %w", addr, err)
}
return http.Serve(l, s.router)
}