mirror of https://github.com/kubernetes/kops.git
143 lines
4.8 KiB
Go
143 lines
4.8 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 util
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import (
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"fmt"
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"strings"
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"github.com/blang/semver/v4"
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"k8s.io/klog/v2"
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)
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func ParseKubernetesVersion(version string) (*semver.Version, error) {
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sv, err := semver.ParseTolerant(version)
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if err != nil {
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v := strings.Trim(version, "v")
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if strings.HasPrefix(v, "1.3.") {
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sv = semver.Version{Major: 1, Minor: 3}
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} else if strings.HasPrefix(v, "1.4.") {
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sv = semver.Version{Major: 1, Minor: 4}
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} else if strings.HasPrefix(v, "1.5.") {
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sv = semver.Version{Major: 1, Minor: 5}
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} else if strings.HasPrefix(v, "1.6.") {
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sv = semver.Version{Major: 1, Minor: 6}
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} else if strings.HasPrefix(v, "1.7.") {
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sv = semver.Version{Major: 1, Minor: 7}
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} else if strings.Contains(v, "/v1.3.") {
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sv = semver.Version{Major: 1, Minor: 3}
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} else if strings.Contains(v, "/v1.4.") {
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sv = semver.Version{Major: 1, Minor: 4}
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} else if strings.Contains(v, "/v1.5.") {
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sv = semver.Version{Major: 1, Minor: 5}
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} else if strings.Contains(v, "/v1.6.") {
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sv = semver.Version{Major: 1, Minor: 6}
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} else if strings.Contains(v, "/v1.7.") {
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sv = semver.Version{Major: 1, Minor: 7}
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} else if strings.Contains(v, "/v1.8.") {
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sv = semver.Version{Major: 1, Minor: 8}
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} else if strings.Contains(v, "/v1.9.") {
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sv = semver.Version{Major: 1, Minor: 9}
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} else if strings.Contains(v, "/v1.10.") {
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sv = semver.Version{Major: 1, Minor: 10}
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} else if strings.Contains(v, "/v1.11.") {
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sv = semver.Version{Major: 1, Minor: 11}
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} else if strings.Contains(v, "/v1.12.") {
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sv = semver.Version{Major: 1, Minor: 12}
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} else if strings.Contains(v, "/v1.13.") {
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sv = semver.Version{Major: 1, Minor: 13}
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} else if strings.Contains(v, "/v1.14.") {
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sv = semver.Version{Major: 1, Minor: 14}
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} else if strings.Contains(v, "/v1.15.") {
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sv = semver.Version{Major: 1, Minor: 15}
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} else if strings.Contains(v, "/v1.16.") {
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sv = semver.Version{Major: 1, Minor: 16}
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} else if strings.Contains(v, "/v1.17.") {
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sv = semver.Version{Major: 1, Minor: 17}
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} else if strings.Contains(v, "/v1.18.") {
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sv = semver.Version{Major: 1, Minor: 18}
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} else if strings.Contains(v, "/v1.19.") {
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sv = semver.Version{Major: 1, Minor: 19}
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} else if strings.Contains(v, "/v1.20.") {
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sv = semver.Version{Major: 1, Minor: 20}
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} else if strings.Contains(v, "/v1.21.") {
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sv = semver.Version{Major: 1, Minor: 21}
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} else if strings.Contains(v, "/v1.22.") {
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sv = semver.Version{Major: 1, Minor: 22}
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} else if strings.Contains(v, "/v1.23.") {
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sv = semver.Version{Major: 1, Minor: 23}
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} else if strings.Contains(v, "/v1.24.") {
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sv = semver.Version{Major: 1, Minor: 24}
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} else if strings.Contains(v, "/v1.25.") {
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sv = semver.Version{Major: 1, Minor: 25}
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} else if strings.Contains(v, "/v1.26.") {
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sv = semver.Version{Major: 1, Minor: 26}
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} else if strings.Contains(v, "/v1.27.") {
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sv = semver.Version{Major: 1, Minor: 27}
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} else if strings.Contains(v, "/v1.28.") {
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sv = semver.Version{Major: 1, Minor: 28}
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} else if strings.Contains(v, "/v1.29.") {
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sv = semver.Version{Major: 1, Minor: 29}
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} else {
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klog.Errorf("unable to parse Kubernetes version %q", version)
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return nil, fmt.Errorf("unable to parse kubernetes version %q", version)
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}
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klog.V(1).Infof("Kubernetes version %q string matched to %v", version, sv)
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}
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return &sv, nil
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}
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// TODO: Convert to our own KubernetesVersion type?
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func IsKubernetesGTE(version string, k8sVersion semver.Version) bool {
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parsedVersion, err := ParseKubernetesVersion(version)
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if err != nil {
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panic(fmt.Sprintf("Error parsing version %s: %v", version, err))
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}
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// Ignore Pre & Build fields
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k8sVersion.Pre = nil
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k8sVersion.Build = nil
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return k8sVersion.GTE(*parsedVersion)
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}
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// Version is our helper type for semver versions.
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type Version struct {
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v semver.Version
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}
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// ParseVersion parses the semver version string into a Version.
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func ParseVersion(s string) (*Version, error) {
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v, err := semver.Parse(s)
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if err != nil {
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return nil, fmt.Errorf("error parsing version %q: %w", s, err)
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}
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return &Version{v: v}, nil
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}
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// String returns a string representation of the object
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func (v *Version) String() string {
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return v.v.String()
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}
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// IsInRange checks if we are in the provided semver range
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func (v *Version) IsInRange(semverRange semver.Range) bool {
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return semverRange(v.v)
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}
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