-
Notifications
You must be signed in to change notification settings - Fork 231
/
os_centos.go
230 lines (193 loc) · 6.74 KB
/
os_centos.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
/*
Copyright 2021 The KubeOne 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 scripts
import (
kubeoneapi "k8c.io/kubeone/pkg/apis/kubeone"
"k8c.io/kubeone/pkg/containerruntime"
"k8c.io/kubeone/pkg/fail"
)
const (
kubeadmCentOSTemplate = `
sudo swapoff -a
sudo sed -i '/.*swap.*/d' /etc/fstab
sudo setenforce 0 || true
[ -f /etc/selinux/config ] && sudo sed -i 's/SELINUX=enforcing/SELINUX=permissive/g' /etc/selinux/config
sudo systemctl disable --now firewalld || true
source /etc/kubeone/proxy-env
{{ template "sysctl-k8s" . }}
{{ template "journald-config" }}
yum_proxy=""
{{- if .PROXY }}
yum_proxy="proxy={{ .PROXY }} #kubeone"
{{ end }}
grep -v '#kubeone' /etc/yum.conf > /tmp/yum.conf || true
echo -n "${yum_proxy}" >> /tmp/yum.conf
sudo mv /tmp/yum.conf /etc/yum.conf
{{ if .CONFIGURE_REPOSITORIES }}
cat <<EOF | sudo tee /etc/yum.repos.d/kubernetes.repo
[kubernetes]
name=Kubernetes
baseurl=https://pkgs.k8s.io/core:/stable:/{{ .KUBERNETES_MAJOR_MINOR }}/rpm/
enabled=1
gpgcheck=1
gpgkey=https://pkgs.k8s.io/core:/stable:/{{ .KUBERNETES_MAJOR_MINOR }}/rpm/repodata/repomd.xml.key
EOF
source /etc/os-release
if [ "$ID" == "centos" ] && [ "$VERSION_ID" == "8" ]; then
sudo sed -i 's/mirrorlist/#mirrorlist/g' /etc/yum.repos.d/CentOS-*
sudo sed -i 's|#baseurl=http://mirror.centos.org|baseurl=http://vault.centos.org|g' /etc/yum.repos.d/CentOS-*
fi
# We must clean 'yum' cache upon changing the package repository
# because older 'yum' versions (e.g. CentOS and Amazon Linux 2)
# don't detect the change otherwise.
sudo yum clean all
sudo yum makecache
{{ end }}
sudo yum install -y \
yum-plugin-versionlock \
device-mapper-persistent-data \
lvm2 \
conntrack-tools \
ebtables \
socat \
iproute-tc \
{{- if .INSTALL_ISCSI_AND_NFS }}
iscsi-initiator-utils \
nfs-utils \
{{- end }}
rsync
{{- if .INSTALL_ISCSI_AND_NFS }}
sudo systemctl enable --now iscsid
{{- end }}
{{ if .INSTALL_CONTAINERD }}
{{ template "yum-containerd" . }}
{{ end }}
{{- if or .FORCE .UPGRADE }}
sudo yum versionlock delete kubelet kubeadm kubectl kubernetes-cni cri-tools || true
{{- end }}
sudo yum install -y \
{{- if .KUBELET }}
kubelet-{{ .KUBERNETES_VERSION }} \
{{- end }}
{{- if .KUBEADM }}
kubeadm-{{ .KUBERNETES_VERSION }} \
{{- end }}
{{- if .KUBECTL }}
kubectl-{{ .KUBERNETES_VERSION }} \
{{- end }}
kubernetes-cni \
cri-tools
sudo yum versionlock add kubelet kubeadm kubectl kubernetes-cni cri-tools
sudo systemctl daemon-reload
sudo systemctl enable --now kubelet
{{- if or .FORCE .KUBELET }}
sudo systemctl restart kubelet
{{ end }}
`
removeBinariesCentOSScriptTemplate = `
sudo yum versionlock delete kubelet kubeadm kubectl kubernetes-cni cri-tools || true
sudo yum remove -y \
kubelet \
kubeadm \
kubectl
sudo yum remove -y kubernetes-cni cri-tools || true
sudo rm -rf /opt/cni
sudo rm -f /etc/systemd/system/kubelet.service /etc/systemd/system/kubelet.service.d/10-kubeadm.conf
sudo systemctl daemon-reload
`
disableNMCloudSetup = `
if systemctl status 'nm-cloud-setup.timer' 2> /dev/null | grep -Fq "Active: active"; then
sudo systemctl stop nm-cloud-setup.timer
sudo systemctl disable nm-cloud-setup.service
sudo systemctl disable nm-cloud-setup.timer
sudo reboot
fi
`
)
func KubeadmCentOS(cluster *kubeoneapi.KubeOneCluster, force bool) (string, error) {
proxy := cluster.Proxy.HTTPS
if proxy == "" {
proxy = cluster.Proxy.HTTP
}
data := Data{
"KUBELET": true,
"KUBEADM": true,
"KUBECTL": true,
"KUBERNETES_VERSION": cluster.Versions.Kubernetes,
"KUBERNETES_MAJOR_MINOR": cluster.Versions.KubernetesMajorMinorVersion(),
"CONFIGURE_REPOSITORIES": cluster.SystemPackages.ConfigureRepositories,
"PROXY": proxy,
"FORCE": force,
"INSTALL_CONTAINERD": cluster.ContainerRuntime.Containerd,
"INSTALL_ISCSI_AND_NFS": installISCSIAndNFS(cluster),
"IPV6_ENABLED": cluster.ClusterNetwork.HasIPv6(),
}
if err := containerruntime.UpdateDataMap(cluster, data); err != nil {
return "", err
}
result, err := Render(kubeadmCentOSTemplate, data)
return result, fail.Runtime(err, "rendering kubeadmCentOSTemplate script")
}
func RemoveBinariesCentOS() (string, error) {
result, err := Render(removeBinariesCentOSScriptTemplate, Data{})
return result, fail.Runtime(err, "rendering removeBinariesCentOSScriptTemplate script")
}
func UpgradeKubeadmAndCNICentOS(cluster *kubeoneapi.KubeOneCluster) (string, error) {
proxy := cluster.Proxy.HTTPS
if proxy == "" {
proxy = cluster.Proxy.HTTP
}
data := Data{
"UPGRADE": true,
"KUBEADM": true,
"KUBERNETES_VERSION": cluster.Versions.Kubernetes,
"KUBERNETES_MAJOR_MINOR": cluster.Versions.KubernetesMajorMinorVersion(),
"CONFIGURE_REPOSITORIES": cluster.SystemPackages.ConfigureRepositories,
"PROXY": proxy,
"INSTALL_CONTAINERD": cluster.ContainerRuntime.Containerd,
"INSTALL_ISCSI_AND_NFS": installISCSIAndNFS(cluster),
"IPV6_ENABLED": cluster.ClusterNetwork.HasIPv6(),
}
if err := containerruntime.UpdateDataMap(cluster, data); err != nil {
return "", err
}
result, err := Render(kubeadmCentOSTemplate, data)
return result, fail.Runtime(err, "rendering kubeadmCentOSTemplate script")
}
func UpgradeKubeletAndKubectlCentOS(cluster *kubeoneapi.KubeOneCluster) (string, error) {
proxy := cluster.Proxy.HTTPS
if proxy == "" {
proxy = cluster.Proxy.HTTP
}
data := Data{
"UPGRADE": true,
"KUBELET": true,
"KUBECTL": true,
"KUBERNETES_VERSION": cluster.Versions.Kubernetes,
"KUBERNETES_MAJOR_MINOR": cluster.Versions.KubernetesMajorMinorVersion(),
"CONFIGURE_REPOSITORIES": cluster.SystemPackages.ConfigureRepositories,
"PROXY": proxy,
"INSTALL_CONTAINERD": cluster.ContainerRuntime.Containerd,
"INSTALL_ISCSI_AND_NFS": installISCSIAndNFS(cluster),
"IPV6_ENABLED": cluster.ClusterNetwork.HasIPv6(),
}
if err := containerruntime.UpdateDataMap(cluster, data); err != nil {
return "", err
}
result, err := Render(kubeadmCentOSTemplate, data)
return result, fail.Runtime(err, "rendering kubeadmCentOSTemplate script")
}
func DisableNMCloudSetup() (string, error) {
result, err := Render(disableNMCloudSetup, nil)
return result, fail.Runtime(err, "rendering disableNMCloudSetup script")
}