dragonfly/pkg/idgen/peer_id.go

40 lines
1.0 KiB
Go

/*
* Copyright 2020 The Dragonfly 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 idgen
import (
"fmt"
"os"
"github.com/google/uuid"
)
// PeerIDV1 generates v1 version of peer id.
func PeerIDV1(ip string) string {
return fmt.Sprintf("%s-%d-%s", ip, os.Getpid(), uuid.New())
}
// SeedPeerIDV1 generates v1 version of seed peer id.
func SeedPeerIDV1(ip string) string {
return fmt.Sprintf("%s_%s", PeerIDV1(ip), "Seed")
}
// PeerIDV2 generates v2 version of peer id.
func PeerIDV2() string {
return uuid.NewString()
}