diff options
Diffstat (limited to 'server.go')
| -rw-r--r-- | server.go | 188 |
1 files changed, 0 insertions, 188 deletions
diff --git a/server.go b/server.go deleted file mode 100644 index 935cc1e..0000000 --- a/server.go +++ /dev/null @@ -1,188 +0,0 @@ -package main - -import ( - "errors" - "fmt" - "io" - "log" - "net" - "net/http" - "os" - "time" - - cfg "website/internal/config" - - "github.com/ansrivas/fiberprometheus/v2" - "github.com/ardanlabs/conf/v3" - "github.com/getsentry/sentry-go" - "github.com/gofiber/contrib/fibersentry" - "github.com/gofiber/fiber/v2" - "github.com/gofiber/fiber/v2/middleware/cache" - "github.com/gofiber/fiber/v2/middleware/compress" - "github.com/gofiber/fiber/v2/middleware/etag" - "github.com/gofiber/fiber/v2/middleware/filesystem" - "github.com/gofiber/fiber/v2/middleware/healthcheck" - "github.com/gofiber/fiber/v2/middleware/logger" - "github.com/gofiber/fiber/v2/middleware/recover" - "github.com/gofiber/fiber/v2/middleware/skip" - - "github.com/shengyanli1982/law" -) - -type Config struct { - Production bool `conf:"default:false"` - ListenAddress string `conf:"default:localhost"` - Port uint16 `conf:"default:3000,short:p"` - BaseURL cfg.URL `conf:"default:http://localhost:3000,short:b"` - RedirectOtherHostnames bool `conf:"default:false"` -} - -// TODO purge CSS -// TODO HTTP2 https://github.com/dgrr/http2 - -type Host struct { - Fiber *fiber.App -} - -var Commit string - -func main() { - runtimeConfig := Config{} - if help, err := conf.Parse("", &runtimeConfig); err != nil { - if errors.Is(err, conf.ErrHelpWanted) { - fmt.Println(help) - os.Exit(1) - } - log.Panicf("parsing runtime configuration: %v", err) - } - config, err := cfg.GetConfig() - if err != nil { - log.Panicf("parsing configuration file: %v", err) - } - - err = sentry.Init(sentry.ClientOptions{ - Dsn: os.Getenv("SENTRY_DSN"), - Release: os.Getenv("FLY_MACHINE_VERSION"), - Environment: os.Getenv("ENV"), - }) - if err != nil { - log.Panic("could not set up sentry") - } - defer sentry.Flush(2 * time.Second) - - metricServer := fiber.New(fiber.Config{ - GETOnly: true, - StrictRouting: true, - DisableDefaultDate: true, - DisableHeaderNormalizing: true, - DisableStartupMessage: true, - Network: fiber.NetworkTCP, - }) - prometheus := fiberprometheus.New("homestead") - prometheus.RegisterAt(metricServer, "/metrics") - - hosts := map[string]*Host{} - - internal := fiber.New(fiber.Config{ - GETOnly: true, - StrictRouting: true, - }) - internal.Use(healthcheck.New(healthcheck.Config{})) - hosts["fly-internal"] = &Host{internal} - - website := fiber.New(fiber.Config{ - EnableTrustedProxyCheck: true, - TrustedProxies: []string{"172.16.0.0/16"}, - ProxyHeader: "Fly-Client-IP", - GETOnly: true, - ReadTimeout: 5 * time.Minute, - WriteTimeout: 5 * time.Minute, - StrictRouting: true, - UnescapePath: true, - }) - - website.Use(prometheus.Middleware) - website.Use(fibersentry.New(fibersentry.Config{})) - website.Use(func(c *fiber.Ctx) error { - for k, v := range config.Extra.Headers { - c.Set(k, v) - } - if c.Secure() { - c.Set("Strict-Transport-Security", "max-age=31536000; includeSubdomains; preload") - } - return c.Next() - }) - - website.Use(compress.New()) - website.Use(cache.New(cache.Config{ - CacheControl: true, - Expiration: 24 * time.Hour, - StoreResponseHeaders: true, - })) - // must be after compress to be encoding-independent - website.Use(etag.New(etag.Config{ - Weak: true, - })) - - website.Use(recover.New(recover.Config{})) - - files := http.Dir("public") - notFoundHandler := func(c *fiber.Ctx) error { - c.Status(fiber.StatusNotFound).Type("html", "utf-8") - content, err := files.Open("404.html") - if err != nil { - c.Type("txt") - return c.SendString("404 Not Found") - } - return c.SendStream(content) - } - website.Get("/404.html", notFoundHandler) - website.Use("/", filesystem.New(filesystem.Config{ - Root: files, - ContentTypeCharset: "utf-8", - MaxAge: int((24 * time.Hour).Seconds()), - })) - website.Use(notFoundHandler) - hosts[runtimeConfig.BaseURL.Host] = &Host{website} - - toplevel := fiber.New(fiber.Config{ - DisableStartupMessage: runtimeConfig.Production, - ServerHeader: fmt.Sprintf("website (%s)", Commit), - Network: fiber.NetworkTCP, - }) - toplevel.Get("/health", func(c *fiber.Ctx) error { - return c.SendStatus(fiber.StatusOK) - }) - var logWriter io.Writer - if runtimeConfig.Production { - logWriter = law.NewWriteAsyncer(os.Stdout, nil) - } else { - logWriter = os.Stdout - } - toplevel.Use(skip.New(logger.New(logger.Config{ - Output: logWriter, - Format: "${protocol} ${method} ${status} ${host} ${url} ${respHeader:Location}\n", - }), func(c *fiber.Ctx) bool { - return c.Hostname() == "fly-internal" - })) - toplevel.Use(func(c *fiber.Ctx) error { - host := hosts[c.Hostname()] - if host == nil { - if runtimeConfig.RedirectOtherHostnames { - return c.Redirect(runtimeConfig.BaseURL.JoinPath(c.OriginalURL()).String()) - } else { - hosts[runtimeConfig.BaseURL.Host].Fiber.Handler()(c.Context()) - return nil - } - } else { - host.Fiber.Handler()(c.Context()) - return nil - } - }) - - go func() { - err := metricServer.Listen(net.JoinHostPort(runtimeConfig.ListenAddress, "9091")) - log.Printf("failed to start metrics server: %v", err) - }() - log.Fatal(toplevel.Listen(net.JoinHostPort(runtimeConfig.ListenAddress, fmt.Sprint(runtimeConfig.Port)))) -} |