mirror of
https://github.com/octoleo/syncthing.git
synced 2024-11-14 01:04:14 +00:00
108 lines
2.1 KiB
Go
108 lines
2.1 KiB
Go
// Copyright (C) 2014 The Syncthing Authors.
|
|
//
|
|
// This Source Code Form is subject to the terms of the Mozilla Public
|
|
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
|
|
// You can obtain one at http://mozilla.org/MPL/2.0/.
|
|
|
|
package main
|
|
|
|
import (
|
|
"crypto/tls"
|
|
"errors"
|
|
"flag"
|
|
"fmt"
|
|
"net/url"
|
|
"os"
|
|
"time"
|
|
|
|
"github.com/syncthing/syncthing/lib/config"
|
|
"github.com/syncthing/syncthing/lib/discover"
|
|
"github.com/syncthing/syncthing/lib/protocol"
|
|
)
|
|
|
|
var timeout = 5 * time.Second
|
|
|
|
func main() {
|
|
var server string
|
|
|
|
flag.StringVar(&server, "server", "", "Announce server (blank for default set)")
|
|
flag.DurationVar(&timeout, "timeout", timeout, "Query timeout")
|
|
flag.Usage = usage
|
|
flag.Parse()
|
|
|
|
if flag.NArg() != 1 {
|
|
flag.Usage()
|
|
os.Exit(64)
|
|
}
|
|
|
|
id, err := protocol.DeviceIDFromString(flag.Args()[0])
|
|
if err != nil {
|
|
fmt.Println(err)
|
|
os.Exit(1)
|
|
}
|
|
|
|
if server != "" {
|
|
checkServers(id, server)
|
|
} else {
|
|
checkServers(id, config.DefaultDiscoveryServers...)
|
|
}
|
|
}
|
|
|
|
type checkResult struct {
|
|
server string
|
|
addresses []string
|
|
error
|
|
}
|
|
|
|
func checkServers(deviceID protocol.DeviceID, servers ...string) {
|
|
t0 := time.Now()
|
|
resc := make(chan checkResult)
|
|
for _, srv := range servers {
|
|
srv := srv
|
|
go func() {
|
|
res := checkServer(deviceID, srv)
|
|
res.server = srv
|
|
resc <- res
|
|
}()
|
|
}
|
|
|
|
for range servers {
|
|
res := <-resc
|
|
|
|
u, _ := url.Parse(res.server)
|
|
fmt.Printf("%s (%v):\n", u.Host, time.Since(t0))
|
|
|
|
if res.error != nil {
|
|
fmt.Println(" " + res.error.Error())
|
|
}
|
|
for _, addr := range res.addresses {
|
|
fmt.Println(" address:", addr)
|
|
}
|
|
}
|
|
}
|
|
|
|
func checkServer(deviceID protocol.DeviceID, server string) checkResult {
|
|
disco, err := discover.NewGlobal(server, tls.Certificate{}, nil)
|
|
if err != nil {
|
|
return checkResult{error: err}
|
|
}
|
|
|
|
res := make(chan checkResult, 1)
|
|
|
|
time.AfterFunc(timeout, func() {
|
|
res <- checkResult{error: errors.New("timeout")}
|
|
})
|
|
|
|
go func() {
|
|
addresses, err := disco.Lookup(deviceID)
|
|
res <- checkResult{addresses: addresses, error: err}
|
|
}()
|
|
|
|
return <-res
|
|
}
|
|
|
|
func usage() {
|
|
fmt.Printf("Usage:\n\t%s [options] <device ID>\n\nOptions:\n", os.Args[0])
|
|
flag.PrintDefaults()
|
|
}
|