From c11e3bffd698cfb1e19a21097ff4a65cf10e28b0 Mon Sep 17 00:00:00 2001
From: Matthew Holt <mholt@users.noreply.github.com>
Date: Thu, 3 Oct 2019 16:00:41 -0600
Subject: Add file-server and reverse-proxy subcommands

---
 modules/caddyhttp/fileserver/command.go | 106 ++++++++++++++++++++++++++++++++
 1 file changed, 106 insertions(+)
 create mode 100644 modules/caddyhttp/fileserver/command.go

(limited to 'modules/caddyhttp/fileserver/command.go')

diff --git a/modules/caddyhttp/fileserver/command.go b/modules/caddyhttp/fileserver/command.go
new file mode 100644
index 0000000..727d7ba
--- /dev/null
+++ b/modules/caddyhttp/fileserver/command.go
@@ -0,0 +1,106 @@
+// Copyright 2015 Matthew Holt and The Caddy Authors
+//
+// 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 fileserver
+
+import (
+	"encoding/json"
+	"flag"
+	"log"
+
+	"github.com/caddyserver/caddy/v2"
+	"github.com/caddyserver/caddy/v2/caddyconfig"
+	caddycmd "github.com/caddyserver/caddy/v2/cmd"
+	"github.com/caddyserver/caddy/v2/modules/caddyhttp"
+)
+
+func init() {
+	caddycmd.RegisterCommand(caddycmd.Command{
+		Name:  "file-server",
+		Func:  cmdFileServer,
+		Usage: "[--domain <example.com>] [--path <path>] [--listen <addr>] [--browse]",
+		Short: "Spins up a production-ready file server",
+		Long: `
+A simple but production-ready file server. Useful for quick deployments,
+demos, and development.
+
+If a qualifying hostname is specified with --domain, the server will use
+HTTPS if domain validation succeeds. Ensure A/AAAA records are properly
+configured before using this option.
+
+The listener's socket address can be customized with the --listen flag.
+
+If --browse is enabled, requests for folders without an index file will
+respond with a file listing.`,
+		Flags: func() *flag.FlagSet {
+			fs := flag.NewFlagSet("file-server", flag.ExitOnError)
+			fs.String("domain", "", "Domain name at which to serve the files")
+			fs.String("root", "", "The path to the root of the site")
+			fs.String("listen", "", "The address to which to bind the listener")
+			fs.Bool("browse", false, "Whether to enable directory browsing")
+			return fs
+		}(),
+	})
+}
+
+func cmdFileServer(fs caddycmd.Flags) (int, error) {
+	domain := fs.String("domain")
+	root := fs.String("root")
+	listen := fs.String("listen")
+	browse := fs.Bool("browse")
+
+	handler := FileServer{Root: root}
+	if browse {
+		handler.Browse = new(Browse)
+	}
+
+	route := caddyhttp.Route{
+		HandlersRaw: []json.RawMessage{
+			caddyconfig.JSONModuleObject(handler, "handler", "file_server", nil),
+		},
+	}
+	if domain != "" {
+		route.MatcherSetsRaw = []map[string]json.RawMessage{
+			map[string]json.RawMessage{
+				"host": caddyconfig.JSON(caddyhttp.MatchHost{domain}, nil),
+			},
+		}
+	}
+
+	server := &caddyhttp.Server{
+		Routes: caddyhttp.RouteList{route},
+	}
+	if listen != "" {
+		server.Listen = []string{listen}
+	}
+
+	httpApp := caddyhttp.App{
+		Servers: map[string]*caddyhttp.Server{"static": server},
+	}
+
+	cfg := &caddy.Config{
+		AppsRaw: map[string]json.RawMessage{
+			"http": caddyconfig.JSON(httpApp, nil),
+		},
+	}
+
+	err := caddy.Run(cfg)
+	if err != nil {
+		return caddy.ExitCodeFailedStartup, err
+	}
+
+	log.Println("Caddy 2 serving static files")
+
+	select {}
+}
-- 
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