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88 lines
2.3 KiB
88 lines
2.3 KiB
/*
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Copyright The Helm 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 chartutil
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import (
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"fmt"
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"runtime"
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"k8s.io/apimachinery/pkg/version"
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"k8s.io/client-go/kubernetes/scheme"
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tversion "k8s.io/helm/pkg/version"
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)
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var (
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// DefaultVersionSet is the default version set, which includes only Core V1 ("v1").
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DefaultVersionSet = allKnownVersions()
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// DefaultKubeVersion is the default kubernetes version
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DefaultKubeVersion = &version.Info{
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Major: "1",
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Minor: "9",
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GitVersion: "v1.9.0",
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GoVersion: runtime.Version(),
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Compiler: runtime.Compiler,
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Platform: fmt.Sprintf("%s/%s", runtime.GOOS, runtime.GOARCH),
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}
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// DefaultCapabilities is the default set of capabilities.
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DefaultCapabilities = &Capabilities{
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APIVersions: DefaultVersionSet,
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KubeVersion: DefaultKubeVersion,
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}
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)
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// Capabilities describes the capabilities of the Kubernetes cluster that Tiller is attached to.
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type Capabilities struct {
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// List of all supported API versions
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APIVersions VersionSet
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// KubeVerison is the Kubernetes version
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KubeVersion *version.Info
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// HelmVersion is the Helm version
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//
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// This always comes from pkg/version.BuildInfo().
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HelmVersion tversion.BuildInfo
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}
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// VersionSet is a set of Kubernetes API versions.
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type VersionSet map[string]struct{}
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// NewVersionSet creates a new version set from a list of strings.
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func NewVersionSet(apiVersions ...string) VersionSet {
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vs := make(VersionSet)
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for _, v := range apiVersions {
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vs[v] = struct{}{}
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}
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return vs
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}
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// Has returns true if the version string is in the set.
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//
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// vs.Has("extensions/v1beta1")
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func (v VersionSet) Has(apiVersion string) bool {
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_, ok := v[apiVersion]
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return ok
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}
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func allKnownVersions() VersionSet {
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vs := make(VersionSet)
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for gvk := range scheme.Scheme.AllKnownTypes() {
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vs[gvk.GroupVersion().String()] = struct{}{}
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}
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return vs
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}
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