mirror of https://github.com/kubernetes/kops.git
102 lines
4.0 KiB
Go
102 lines
4.0 KiB
Go
/*
|
|
Copyright 2019 The Kubernetes Authors.
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
package model
|
|
|
|
import (
|
|
"k8s.io/kops/upup/pkg/fi"
|
|
"k8s.io/kops/upup/pkg/fi/nodeup/nodetasks"
|
|
"k8s.io/kops/util/pkg/distributions"
|
|
|
|
"k8s.io/klog/v2"
|
|
)
|
|
|
|
// PackagesBuilder adds miscellaneous OS packages that we need
|
|
type PackagesBuilder struct {
|
|
*NodeupModelContext
|
|
}
|
|
|
|
var _ fi.NodeupModelBuilder = &PackagesBuilder{}
|
|
|
|
// Build is responsible for installing packages
|
|
func (b *PackagesBuilder) Build(c *fi.NodeupModelBuilderContext) error {
|
|
// kubelet needs:
|
|
// conntrack - kops #5671
|
|
// ebtables - kops #1711
|
|
// ethtool - kops #1830
|
|
if b.Distribution.IsDebianFamily() {
|
|
// From containerd: https://github.com/containerd/cri/blob/master/contrib/ansible/tasks/bootstrap_ubuntu.yaml
|
|
c.AddTask(&nodetasks.Package{Name: "bridge-utils"})
|
|
if (b.Distribution.IsDebian() && b.Distribution.Version() < 13) || (b.Distribution.IsUbuntu() && b.Distribution.Version() < 25.10) {
|
|
c.AddTask(&nodetasks.Package{Name: "cgroupfs-mount"})
|
|
}
|
|
c.AddTask(&nodetasks.Package{Name: "conntrack"})
|
|
c.AddTask(&nodetasks.Package{Name: "ebtables"})
|
|
c.AddTask(&nodetasks.Package{Name: "ethtool"})
|
|
c.AddTask(&nodetasks.Package{Name: "iptables"})
|
|
c.AddTask(&nodetasks.Package{Name: "libapparmor1"})
|
|
c.AddTask(&nodetasks.Package{Name: "libseccomp2"})
|
|
c.AddTask(&nodetasks.Package{Name: "libltdl7"})
|
|
if b.NodeupConfig.KubeProxy != nil && fi.ValueOf(b.NodeupConfig.KubeProxy.Enabled) && b.NodeupConfig.KubeProxy.ProxyMode == "nftables" {
|
|
c.AddTask(&nodetasks.Package{Name: "nftables"})
|
|
}
|
|
c.AddTask(&nodetasks.Package{Name: "pigz"})
|
|
c.AddTask(&nodetasks.Package{Name: "socat"})
|
|
c.AddTask(&nodetasks.Package{Name: "util-linux"})
|
|
// Additional packages
|
|
for _, additionalPackage := range b.NodeupConfig.Packages {
|
|
c.EnsureTask(&nodetasks.Package{Name: additionalPackage})
|
|
}
|
|
} else if b.Distribution.IsRHELFamily() {
|
|
// From containerd: https://github.com/containerd/cri/blob/master/contrib/ansible/tasks/bootstrap_centos.yaml
|
|
c.AddTask(&nodetasks.Package{Name: "conntrack-tools"})
|
|
c.AddTask(&nodetasks.Package{Name: "ebtables"})
|
|
c.AddTask(&nodetasks.Package{Name: "ethtool"})
|
|
if b.Distribution == distributions.DistributionAmazonLinux2023 {
|
|
// install iptables-nft in al2023 (NOT the iptables-legacy!)
|
|
c.AddTask(&nodetasks.Package{Name: "iptables-nft"})
|
|
} else {
|
|
c.AddTask(&nodetasks.Package{Name: "iptables"})
|
|
}
|
|
c.AddTask(&nodetasks.Package{Name: "libseccomp"})
|
|
c.AddTask(&nodetasks.Package{Name: "libtool-ltdl"})
|
|
if b.NodeupConfig.KubeProxy != nil && fi.ValueOf(b.NodeupConfig.KubeProxy.Enabled) && b.NodeupConfig.KubeProxy.ProxyMode == "nftables" {
|
|
c.AddTask(&nodetasks.Package{Name: "nftables"})
|
|
}
|
|
c.AddTask(&nodetasks.Package{Name: "socat"})
|
|
c.AddTask(&nodetasks.Package{Name: "util-linux"})
|
|
// Handle some packages differently for each distro
|
|
// Amazon Linux 2 doesn't have SELinux enabled by default
|
|
if b.Distribution != distributions.DistributionAmazonLinux2 {
|
|
c.AddTask(&nodetasks.Package{Name: "container-selinux"})
|
|
c.AddTask(&nodetasks.Package{Name: "pigz"})
|
|
}
|
|
// RHEL9 and Rocky 9 do not have libcgroup
|
|
if b.Distribution != distributions.DistributionRhel9 && b.Distribution != distributions.DistributionRocky9 {
|
|
c.AddTask(&nodetasks.Package{Name: "libcgroup"})
|
|
}
|
|
// Additional packages
|
|
for _, additionalPackage := range b.NodeupConfig.Packages {
|
|
c.EnsureTask(&nodetasks.Package{Name: additionalPackage})
|
|
}
|
|
} else {
|
|
// Hopefully they are already installed
|
|
klog.Warningf("unknown distribution, skipping required packages install: %v", b.Distribution)
|
|
}
|
|
|
|
return nil
|
|
}
|