fileserver: Support virtual file system in Caddyfile

This commit is contained in:
Matthew Holt 2022-07-31 21:41:26 -06:00
parent 6668271661
commit ebd6abcbd5
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GPG key ID: 2A349DD577D586A5

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@ -15,11 +15,13 @@
package fileserver
import (
"io/fs"
"path/filepath"
"strings"
"github.com/caddyserver/caddy/v2"
"github.com/caddyserver/caddy/v2/caddyconfig"
"github.com/caddyserver/caddy/v2/caddyconfig/caddyfile"
"github.com/caddyserver/caddy/v2/caddyconfig/httpcaddyfile"
"github.com/caddyserver/caddy/v2/modules/caddyhttp"
"github.com/caddyserver/caddy/v2/modules/caddyhttp/encode"
@ -35,6 +37,7 @@ func init() {
// server and configures it with this syntax:
//
// file_server [<matcher>] [browse] {
// fs <backend...>
// root <path>
// hide <files...>
// index <files...>
@ -62,6 +65,25 @@ func parseCaddyfile(h httpcaddyfile.Helper) (caddyhttp.MiddlewareHandler, error)
for h.NextBlock(0) {
switch h.Val() {
case "fs":
if !h.NextArg() {
return nil, h.ArgErr()
}
if fsrv.FileSystemRaw != nil {
return nil, h.Err("file system module already specified")
}
name := h.Val()
modID := "caddy.fs." + name
unm, err := caddyfile.UnmarshalModule(h.Dispenser, modID)
if err != nil {
return nil, err
}
statFS, ok := unm.(fs.StatFS)
if !ok {
return nil, h.Errf("module %s (%T) is not a supported file system implementation (requires fs.StatFS)", modID, unm)
}
fsrv.FileSystemRaw = caddyconfig.JSONModuleObject(statFS, "backend", name, nil)
case "hide":
fsrv.Hide = h.RemainingArgs()
if len(fsrv.Hide) == 0 {