mirror of https://github.com/kubernetes/kops.git
83 lines
2.1 KiB
Go
83 lines
2.1 KiB
Go
/*
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Copyright 2019 The Kubernetes Authors.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package openstack
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import (
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"fmt"
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"strings"
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"k8s.io/kops/pkg/dns"
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"github.com/gophercloud/gophercloud/openstack/dns/v2/zones"
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"k8s.io/kops/pkg/resources"
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"k8s.io/kops/upup/pkg/fi"
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)
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const (
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typeDNSRecord = "DNSRecord"
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)
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func (os *clusterDiscoveryOS) ListDNSRecordsets() ([]*resources.Resource, error) {
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// if dnsclient does not exist (designate disabled) or using gossip DNS
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if os.osCloud.DNSClient() == nil || dns.IsGossipClusterName(os.clusterName) {
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return nil, nil
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}
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zs, err := os.osCloud.ListDNSZones(zones.ListOpts{})
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if err != nil {
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return nil, fmt.Errorf("failed to list dns zones: %s", err)
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}
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var clusterZone zones.Zone
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for _, zone := range zs {
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if strings.HasSuffix(os.clusterName, strings.TrimSuffix(zone.Name, ".")) {
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clusterZone = zone
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break
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}
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}
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if clusterZone.ID == "" {
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return nil, fmt.Errorf("failed to find cluster dns zone")
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}
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rrs, err := os.osCloud.ListDNSRecordsets(clusterZone.ID, nil)
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if err != nil {
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return nil, fmt.Errorf("failed to extract recordsets pages for zone %s: %v", clusterZone.Name, err)
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}
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var resourceTrackers []*resources.Resource
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for _, rr := range rrs {
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if rr.Type != "A" || !strings.HasSuffix(strings.TrimSuffix(rr.Name, "."), os.clusterName) {
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continue
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}
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resourceTracker := &resources.Resource{
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Name: rr.Name,
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ID: rr.ID,
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Type: typeDNSRecord,
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Deleter: func(cloud fi.Cloud, r *resources.Resource) error {
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return os.osCloud.DeleteDNSRecordset(clusterZone.ID, r.ID)
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},
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Obj: rr,
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}
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resourceTrackers = append(resourceTrackers, resourceTracker)
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}
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return resourceTrackers, nil
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}
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