mirror of https://github.com/kubernetes/kops.git
82 lines
2.2 KiB
Go
82 lines
2.2 KiB
Go
/*
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Copyright 2022 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 scaleway
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import (
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"fmt"
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"github.com/scaleway/scaleway-sdk-go/scw"
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"k8s.io/klog/v2"
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"k8s.io/kops/protokube/pkg/gossip"
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"k8s.io/kops/upup/pkg/fi/cloudup/scaleway"
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)
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type SeedProvider struct {
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scwClient *scw.Client
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tag string
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}
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var _ gossip.SeedProvider = &SeedProvider{}
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func NewSeedProvider(scwClient *scw.Client, clusterName string) (*SeedProvider, error) {
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return &SeedProvider{
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scwClient: scwClient,
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tag: clusterName,
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}, nil
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}
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func (p *SeedProvider) GetSeeds() ([]string, error) {
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var seeds []string
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zone, ok := p.scwClient.GetDefaultZone()
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if !ok {
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return nil, fmt.Errorf("could not determine default zone from client")
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}
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klog.V(4).Infof("Found zone of the running server: %v", zone)
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region, ok := p.scwClient.GetDefaultRegion()
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if !ok {
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return nil, fmt.Errorf("could not determine default region from client")
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}
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klog.V(4).Infof("Found region of the running server: %v", region)
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scwCloud, err := scaleway.NewScwCloud(map[string]string{
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"region": region.String(),
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"zone": zone.String(),
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})
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if err != nil {
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return nil, fmt.Errorf("could not create Scaleway cloud interface: %w", err)
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}
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servers, err := scwCloud.GetClusterServers(p.tag, nil)
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if err != nil {
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return nil, fmt.Errorf("failed to get matching servers: %w", err)
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}
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for _, server := range servers {
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ip, err := scwCloud.GetServerIP(server.ID, server.Zone)
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if err != nil {
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return nil, fmt.Errorf("getting server IP: %w", err)
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}
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klog.V(4).Infof("Appending gossip seed %s(%s): %q", server.Name, server.ID, ip)
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seeds = append(seeds, ip)
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}
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klog.V(4).Infof("Get seeds function done now")
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return seeds, nil
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}
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