mirror of https://github.com/kubernetes/kops.git
58 lines
2.1 KiB
Go
58 lines
2.1 KiB
Go
/*
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Copyright 2020 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 mirrors
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import (
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"fmt"
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"strings"
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"k8s.io/kops"
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)
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const (
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// defaultKopsMirrorBase will be detected and automatically set to pull from the defaultKopsMirrors
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defaultKopsMirrorBase = "https://artifacts.k8s.io/binaries/kops/%s/"
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githubKopsMirrorBase = "https://github.com/kubernetes/kops/releases/download/v%s/"
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)
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func FindUrlMirrors(u string) []string {
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// Use the canonical URL as the first mirror
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mirrors := []string{u}
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// Use the mirrors to also find hashes.
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baseURLString := fmt.Sprintf(defaultKopsMirrorBase, kops.Version)
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if !strings.HasSuffix(baseURLString, "/") {
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baseURLString += "/"
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}
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// Use mirrors when the URL is not a custom one
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if strings.HasPrefix(u, baseURLString) {
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suffix := strings.TrimPrefix(u, baseURLString)
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// GitHub artifact names are quite different, because the suffix path is collapsed.
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githubSuffix := strings.ReplaceAll(suffix, "/", "-")
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githubSuffix = strings.ReplaceAll(githubSuffix, "linux-amd64-nodeup", "nodeup-linux-amd64")
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githubSuffix = strings.ReplaceAll(githubSuffix, "linux-arm64-nodeup", "nodeup-linux-arm64")
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githubSuffix = strings.ReplaceAll(githubSuffix, "linux-amd64-protokube", "protokube-linux-amd64")
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githubSuffix = strings.ReplaceAll(githubSuffix, "linux-arm64-protokube", "protokube-linux-arm64")
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githubSuffix = strings.ReplaceAll(githubSuffix, "linux-amd64-channels", "channels-linux-amd64")
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githubSuffix = strings.ReplaceAll(githubSuffix, "linux-arm64-channels", "channels-linux-arm64")
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mirrors = append(mirrors, fmt.Sprintf(githubKopsMirrorBase, kops.Version)+githubSuffix)
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}
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return mirrors
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}
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