syncthing/internal/discover/client.go
2014-12-01 10:30:25 +00:00

60 lines
1.5 KiB
Go

// Copyright (C) 2014 The Syncthing Authors.
//
// This program is free software: you can redistribute it and/or modify it
// under the terms of the GNU General Public License as published by the Free
// Software Foundation, either version 3 of the License, or (at your option)
// any later version.
//
// This program is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
// more details.
//
// You should have received a copy of the GNU General Public License along
// with this program. If not, see <http://www.gnu.org/licenses/>.
package discover
import (
"fmt"
"net/url"
"time"
"github.com/syncthing/syncthing/internal/protocol"
)
type Factory func(*url.URL, *Announce) (Client, error)
var (
factories = make(map[string]Factory)
DefaultErrorRetryInternval = 60 * time.Second
DefaultGlobalBroadcastInterval = 1800 * time.Second
)
func Register(proto string, factory Factory) {
factories[proto] = factory
}
func New(addr string, pkt *Announce) (Client, error) {
uri, err := url.Parse(addr)
if err != nil {
return nil, err
}
factory, ok := factories[uri.Scheme]
if !ok {
return nil, fmt.Errorf("Unsupported scheme: %s", uri.Scheme)
}
client, err := factory(uri, pkt)
if err != nil {
return nil, err
}
return client, nil
}
type Client interface {
Lookup(device protocol.DeviceID) []string
StatusOK() bool
Address() string
Stop()
}