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host_id.go
33 lines (28 loc) · 963 Bytes
/
host_id.go
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/*
* 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"
"d7y.io/dragonfly/v2/pkg/digest"
)
// HostIDV1 generates v1 version of host id.
func HostIDV1(hostname string, port int32) string {
return fmt.Sprintf("%s-%d", hostname, port)
}
// HostIDV2 generates v2 version of host id.
func HostIDV2(ip, hostname string) string {
return digest.SHA256FromStrings(ip, hostname)
}