mirror of https://github.com/kubernetes/kops.git
406 lines
6.6 KiB
Go
406 lines
6.6 KiB
Go
/*
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Copyright 2021 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 zones
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import (
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"k8s.io/klog/v2"
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"k8s.io/kops/pkg/apis/kops"
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"k8s.io/kops/pkg/clouds"
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)
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// These lists allows us to infer from certain well-known zones to a cloud
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// Note it is safe to "overmap" zones that don't exist: we'll check later if the zones actually exist
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var awsZones = []string{
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"us-east-1a",
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"us-east-1b",
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"us-east-1c",
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"us-east-1d",
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"us-east-1e",
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"us-east-1f",
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"us-east-2a",
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"us-east-2b",
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"us-east-2c",
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"us-east-2d",
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"us-east-2e",
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"us-east-2f",
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"us-west-1a",
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"us-west-1b",
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"us-west-1c",
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"us-west-1d",
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"us-west-1e",
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"us-west-1f",
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"us-west-2a",
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"us-west-2b",
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"us-west-2c",
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"us-west-2d",
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"us-west-2e",
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"us-west-2f",
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"ca-central-1a",
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"ca-central-1b",
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"ca-central-1c",
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"ca-central-1d",
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"eu-north-1a",
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"eu-north-1b",
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"eu-north-1c",
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"eu-west-1a",
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"eu-west-1b",
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"eu-west-1c",
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"eu-west-1d",
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"eu-west-1e",
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"eu-west-2a",
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"eu-west-2b",
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"eu-west-2c",
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"eu-west-3a",
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"eu-west-3b",
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"eu-west-3c",
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"eu-central-1a",
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"eu-central-1b",
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"eu-central-1c",
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"eu-central-1d",
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"eu-central-1e",
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"ap-south-1a",
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"ap-south-1b",
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"ap-south-1c",
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"ap-south-1d",
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"ap-south-1e",
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"ap-southeast-1a",
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"ap-southeast-1b",
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"ap-southeast-1c",
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"ap-southeast-1d",
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"ap-southeast-1e",
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"ap-southeast-2a",
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"ap-southeast-2b",
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"ap-southeast-2c",
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"ap-southeast-2d",
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"ap-southeast-2e",
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"ap-northeast-1a",
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"ap-northeast-1b",
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"ap-northeast-1c",
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"ap-northeast-1d",
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"ap-northeast-1e",
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"ap-northeast-2a",
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"ap-northeast-2b",
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"ap-northeast-2c",
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"ap-northeast-2d",
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"ap-northeast-2e",
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"ap-northeast-3a",
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"ap-northeast-3b",
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"ap-northeast-3c",
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"ap-northeast-3d",
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"ap-northeast-3e",
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"ap-east-1a",
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"ap-east-1b",
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"ap-east-1c",
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"ap-east-1d",
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"ap-east-1e",
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"sa-east-1a",
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"sa-east-1b",
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"sa-east-1c",
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"sa-east-1d",
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"sa-east-1e",
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"cn-north-1a",
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"cn-north-1b",
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"cn-northwest-1a",
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"cn-northwest-1b",
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"cn-northwest-1c",
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"me-south-1a",
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"me-south-1b",
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"me-south-1c",
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"us-gov-east-1a",
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"us-gov-east-1b",
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"us-gov-east-1c",
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"us-gov-west-1a",
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"us-gov-west-1b",
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"us-gov-west-1c",
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"af-south-1a",
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"af-south-1b",
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"af-south-1c",
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"eu-south-1a",
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"eu-south-1b",
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"eu-south-1c",
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}
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var gceZones = []string{
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"asia-east1-a",
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"asia-east1-b",
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"asia-east1-c",
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"asia-east1-d",
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"asia-east2-a",
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"asia-east2-b",
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"asia-east2-c",
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"asia-northeast1-a",
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"asia-northeast1-b",
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"asia-northeast1-c",
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"asia-northeast1-d",
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"asia-northeast2-a",
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"asia-northeast2-b",
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"asia-northeast2-c",
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"asia-northeast3-a",
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"asia-northeast3-b",
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"asia-northeast3-c",
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"asia-south1-a",
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"asia-south1-b",
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"asia-south1-c",
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"asia-southeast1-a",
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"asia-southeast1-b",
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"asia-southeast2-a",
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"asia-southeast2-b",
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"asia-southeast2-c",
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"australia-southeast1-a",
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"australia-southeast1-b",
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"australia-southeast1-c",
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"europe-north1-a",
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"europe-north1-b",
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"europe-north1-c",
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"europe-west1-a",
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"europe-west1-b",
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"europe-west1-c",
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"europe-west1-d",
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"europe-west1-e",
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"europe-west2-a",
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"europe-west2-b",
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"europe-west2-c",
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"europe-west3-a",
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"europe-west3-b",
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"europe-west3-c",
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"europe-west4-a",
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"europe-west4-b",
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"europe-west4-c",
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"europe-west6-a",
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"europe-west6-b",
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"europe-west6-c",
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"us-central1-a",
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"us-central1-b",
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"us-central1-c",
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"us-central1-d",
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"us-central1-e",
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"us-central1-f",
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"us-central1-g",
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"us-central1-h",
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"us-east1-a",
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"us-east1-b",
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"us-east1-c",
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"us-east1-d",
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"us-east4-a",
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"us-east4-b",
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"us-east4-c",
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"us-west1-a",
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"us-west1-b",
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"us-west1-c",
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"us-west1-d",
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"us-west2-a",
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"us-west2-b",
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"us-west2-c",
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"us-west3-a",
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"us-west3-b",
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"us-west3-c",
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"us-west4-a",
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"us-west4-b",
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"us-west4-c",
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"northamerica-northeast1-a",
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"northamerica-northeast1-b",
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"northamerica-northeast1-c",
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"southamerica-east1-a",
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"southamerica-east1-b",
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"southamerica-east1-c",
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}
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var doZones = []string{
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"nyc1",
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"nyc3",
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"sfo3",
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"ams3",
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"tor1",
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"sgp1",
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"lon1",
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"fra1",
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"blr1",
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}
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var hetznerZones = []string{
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// eu-central
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"fsn1",
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"nbg1",
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"hel1",
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// us-east
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"ash",
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}
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var azureZones = []string{
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"asia",
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"asiapacific",
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"australia",
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"australiacentral",
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"australiacentral2",
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"australiaeast",
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"australiasoutheast",
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"brazil",
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"brazilsouth",
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"brazilsoutheast",
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"canada",
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"canadacentral",
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"canadaeast",
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"centralindia",
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"centralus",
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"centraluseuap",
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"centralusstage",
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"eastasia",
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"eastasiastage",
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"eastus",
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"eastus2",
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"eastus2euap",
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"eastus2stage",
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"eastusstage",
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"europe",
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"francecentral",
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"francesouth",
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"germanynorth",
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"germanywestcentral",
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"global",
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"india",
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"japan",
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"japaneast",
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"japanwest",
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"koreacentral",
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"koreasouth",
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"northcentralus",
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"northcentralusstage",
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"northeurope",
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"norwayeast",
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"norwaywest",
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"southafricanorth",
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"southafricawest",
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"southcentralus",
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"southcentralusstage",
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"southeastasia",
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"southeastasiastage",
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"southindia",
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"switzerlandnorth",
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"switzerlandwest",
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"uaecentral",
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"uaenorth",
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"uk",
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"uksouth",
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"ukwest",
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"unitedstates",
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"westcentralus",
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"westeurope",
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"westindia",
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"westus",
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"westus2",
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"westus2stage",
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"westusstage",
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}
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// GuessCloudForZone tries to infer the cloudprovider from the zone name
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// Ali has the same zoneNames as AWS in the regions outside China, so if use AliCloud to install k8s in the regions outside China,
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// the users need to provide parameter "--cloud". But the regions inside China can be easily identified.
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func GuessCloudForZone(zone string) (kops.CloudProviderID, bool) {
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providers := clouds.SupportedClouds()
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var matches []kops.CloudProviderID
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for _, provider := range providers {
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zones := WellKnownZonesForCloud(provider)
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for _, z := range zones {
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if z == zone {
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matches = append(matches, provider)
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}
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}
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}
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if len(matches) == 0 {
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return "", false
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}
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if len(matches) > 1 {
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klog.Warningf("found multiple providers for zone %q, must pass --cloud", zone)
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return "", false
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}
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return matches[0], true
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}
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func WellKnownZonesForCloud(matchCloud kops.CloudProviderID) []string {
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switch matchCloud {
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case kops.CloudProviderAWS:
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return awsZones
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case kops.CloudProviderAzure:
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return azureZones
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case kops.CloudProviderDO:
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return doZones
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case kops.CloudProviderGCE:
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return gceZones
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case kops.CloudProviderHetzner:
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return hetznerZones
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default:
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return nil
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}
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}
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