2016-05-13 06:51:48 +03:00
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// Copyright 2015 The etcd Authors
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2015-04-17 17:57:01 +03:00
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package client
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2017-05-05 06:15:17 +03:00
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import (
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2020-10-13 01:01:51 +03:00
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"go.etcd.io/etcd/pkg/v3/srv"
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2017-05-05 06:15:17 +03:00
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)
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2015-04-17 17:57:01 +03:00
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// Discoverer is an interface that wraps the Discover method.
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type Discoverer interface {
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2015-09-11 01:06:56 +03:00
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// Discover looks up the etcd servers for the domain.
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2018-11-09 17:48:35 +03:00
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Discover(domain string, serviceName string) ([]string, error)
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2015-04-17 17:57:01 +03:00
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}
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2017-05-05 06:15:17 +03:00
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type srvDiscover struct{}
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// NewSRVDiscover constructs a new Discoverer that uses the stdlib to lookup SRV records.
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func NewSRVDiscover() Discoverer {
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return &srvDiscover{}
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}
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2018-11-09 17:48:35 +03:00
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func (d *srvDiscover) Discover(domain string, serviceName string) ([]string, error) {
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srvs, err := srv.GetClient("etcd-client", domain, serviceName)
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2017-05-05 06:15:17 +03:00
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if err != nil {
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return nil, err
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}
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return srvs.Endpoints, nil
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}
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