mirror of https://github.com/kubernetes/kops.git
82 lines
2.5 KiB
Go
82 lines
2.5 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 model
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import (
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"k8s.io/klog/v2"
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"k8s.io/kops/upup/pkg/fi"
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"k8s.io/kops/upup/pkg/fi/nodeup/nodetasks"
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"k8s.io/kops/util/pkg/distributions"
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)
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// MiscUtilsBuilder ensures that some system packages that are
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// required for kubernetes are installed (e.g. socat)
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type MiscUtilsBuilder struct {
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*NodeupModelContext
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}
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var _ fi.ModelBuilder = &MiscUtilsBuilder{}
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// Build is responsible for configuring the miscellaneous packages we want installed
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func (b *MiscUtilsBuilder) Build(c *fi.ModelBuilderContext) error {
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switch b.Distribution {
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case distributions.DistributionContainerOS:
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klog.V(2).Infof("Detected ContainerOS; won't install misc. utils")
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return nil
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case distributions.DistributionFlatcar:
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klog.V(2).Infof("Detected Flatcar; won't install misc. utils")
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return nil
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}
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var packages []string
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if b.Distribution.IsDebianFamily() {
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if b.IsKubernetesLT("1.20") {
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packages = append(packages, "curl")
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packages = append(packages, "wget")
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packages = append(packages, "perl")
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packages = append(packages, "apt-transport-https")
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// TODO: Do we really need python-apt?
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if (b.Distribution.IsUbuntu() && b.Distribution.Version() >= 20.10) || (!b.Distribution.IsUbuntu() && b.Distribution.Version() >= 11) {
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// python-apt not available (though python3-apt is)
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} else {
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packages = append(packages, "python-apt")
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}
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}
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} else if b.Distribution.IsRHELFamily() {
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// TODO: These packages have been auto-installed for a long time, and likely we don't need all of them any longer
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packages = append(packages, "curl")
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packages = append(packages, "wget")
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packages = append(packages, "python2")
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packages = append(packages, "git")
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} else {
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klog.Warningf("unknown distribution, skipping misc utils install: %v", b.Distribution)
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return nil
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}
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if b.Distribution.IsUbuntu() && b.IsKubernetesLT("1.20") {
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packages = append(packages, "netcat-traditional")
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packages = append(packages, "git")
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}
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for _, p := range packages {
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c.AddTask(&nodetasks.Package{Name: p})
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}
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return nil
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}
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