mirror of https://github.com/kubernetes/kops.git
87 lines
3.2 KiB
Go
87 lines
3.2 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/kops/nodeup/pkg/distros"
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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/klog"
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)
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// PackagesBuilder adds miscellaneous OS packages that we need
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type PackagesBuilder struct {
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*NodeupModelContext
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}
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var _ fi.ModelBuilder = &DockerBuilder{}
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// Build is responsible for installing packages
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func (b *PackagesBuilder) Build(c *fi.ModelBuilderContext) error {
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// kubelet needs:
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// conntrack - kops #5671
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// ebtables - kops #1711
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// ethtool - kops #1830
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if b.Distribution.IsDebianFamily() {
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// From containerd: https://github.com/containerd/cri/blob/master/contrib/ansible/tasks/bootstrap_ubuntu.yaml
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c.AddTask(&nodetasks.Package{Name: "bridge-utils"})
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c.AddTask(&nodetasks.Package{Name: "cgroupfs-mount"})
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c.AddTask(&nodetasks.Package{Name: "conntrack"})
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c.AddTask(&nodetasks.Package{Name: "ebtables"})
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c.AddTask(&nodetasks.Package{Name: "ethtool"})
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c.AddTask(&nodetasks.Package{Name: "iptables"})
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c.AddTask(&nodetasks.Package{Name: "libapparmor1"})
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c.AddTask(&nodetasks.Package{Name: "libseccomp2"})
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c.AddTask(&nodetasks.Package{Name: "libltdl7"})
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c.AddTask(&nodetasks.Package{Name: "pigz"})
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c.AddTask(&nodetasks.Package{Name: "socat"})
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c.AddTask(&nodetasks.Package{Name: "util-linux"})
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} else if b.Distribution.IsRHELFamily() {
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// From containerd: https://github.com/containerd/cri/blob/master/contrib/ansible/tasks/bootstrap_centos.yaml
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c.AddTask(&nodetasks.Package{Name: "conntrack-tools"})
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c.AddTask(&nodetasks.Package{Name: "ebtables"})
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c.AddTask(&nodetasks.Package{Name: "ethtool"})
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c.AddTask(&nodetasks.Package{Name: "iptables"})
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c.AddTask(&nodetasks.Package{Name: "libcgroup"})
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c.AddTask(&nodetasks.Package{Name: "libseccomp"})
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c.AddTask(&nodetasks.Package{Name: "libtool-ltdl"})
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c.AddTask(&nodetasks.Package{Name: "socat"})
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c.AddTask(&nodetasks.Package{Name: "util-linux"})
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// Handle some packages differently for each distro
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switch b.Distribution {
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case distros.DistributionRhel7:
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// Easier to install container-selinux from CentOS than extras
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c.AddTask(&nodetasks.Package{
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Name: "container-selinux",
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Source: s("http://vault.centos.org/7.6.1810/extras/x86_64/Packages/container-selinux-2.107-1.el7_6.noarch.rpm"),
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Hash: s("7de4211fa0dfd240d8827b93763e1eb5f0d56411"),
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})
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case distros.DistributionAmazonLinux2:
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// Amazon Linux 2 doesn't have SELinux enabled by default
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default:
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c.AddTask(&nodetasks.Package{Name: "container-selinux"})
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c.AddTask(&nodetasks.Package{Name: "pigz"})
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}
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} else {
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// Hopefully they are already installed
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klog.Warningf("unknown distribution, skipping required packages install: %v", b.Distribution)
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}
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return nil
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}
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