// ServeFiles serves files from the given file system root.
// The path must end with "/*filepath", files are then served from the local
// path /defined/root/dir/*filepath.
// For example if root is "/etc" and *filepath is "passwd", the local file
// "/etc/passwd" would be served.
// Internally a http.FileServer is used, therefore http.NotFound is used instead
// of the Router's NotFound handler.
// router.ServeFiles("/src/*filepath", "/var/www")
func (r *Router) ServeFiles(path string, rootPath string) {
if len(path) < 10 || path[len(path)-10:] != "/*filepath" {
panic("path must end with /*filepath in path '" + path + "'")
}
prefix := path[:len(path)-10]
fileHandler := fasthttp.FSHandler(rootPath, strings.Count(prefix, "/"))
r.GET(path, func(ctx *fasthttp.RequestCtx, _ Params) {
fileHandler(ctx)
})
}
package fasthttp_test
import (
"bytes"
"log"
"github.com/valyala/fasthttp"
)
// Setup file handlers (aka 'file server config')
var (
// Handler for serving images from /img/ path,
// i.e. /img/foo/bar.jpg will be served from
// /var/www/images/foo/bar.jpb .
imgPrefix = []byte("/img/")
imgHandler = fasthttp.FSHandler("/var/www/images", 1)
// Handler for serving css from /static/css/ path,
// i.e. /static/css/foo/bar.css will be served from
// /home/dev/css/foo/bar.css .
cssPrefix = []byte("/static/css/")
cssHandler = fasthttp.FSHandler("/home/dev/css", 2)
// Handler for serving the rest of requests,
// i.e. /foo/bar/baz.html will be served from
// /var/www/files/foo/bar/baz.html .
filesHandler = fasthttp.FSHandler("/var/www/files", 0)
)
// Main request handler
func requestHandler(ctx *fasthttp.RequestCtx) {