/
install.go
206 lines (169 loc) · 5.56 KB
/
install.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
/*
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 bootstrap
import (
"bytes"
"fmt"
"os"
"strings"
"k8s.io/klog/v2"
"k8s.io/kops/pkg/systemd"
"k8s.io/kops/upup/pkg/fi"
"k8s.io/kops/upup/pkg/fi/nodeup/local"
"k8s.io/kops/upup/pkg/fi/nodeup/nodetasks"
"k8s.io/kops/util/pkg/distributions"
"k8s.io/kops/util/pkg/vfs"
)
type Installation struct {
CacheDir string
RunTasksOptions fi.RunTasksOptions
Command []string
}
func (i *Installation) Run() error {
_, err := distributions.FindDistribution("/")
if err != nil {
return fmt.Errorf("error determining OS distribution: %v", err)
}
tasks := make(map[string]fi.Task)
buildContext := &fi.ModelBuilderContext{
Tasks: tasks,
}
i.Build(buildContext)
// If there is a package task, we need an update packages task
for _, t := range tasks {
if _, ok := t.(*nodetasks.Package); ok {
klog.Infof("Package task found; adding UpdatePackages task")
tasks["UpdatePackages"] = nodetasks.NewUpdatePackages()
break
}
}
if tasks["UpdatePackages"] == nil {
klog.Infof("No package task found; won't update packages")
}
var configBase vfs.Path
var cloud fi.Cloud
var keyStore fi.Keystore
var secretStore fi.SecretStore
target := &local.LocalTarget{
CacheDir: i.CacheDir,
}
checkExisting := true
context, err := fi.NewContext(target, nil, cloud, keyStore, secretStore, configBase, checkExisting, tasks)
if err != nil {
return fmt.Errorf("error building context: %v", err)
}
defer context.Close()
err = context.RunTasks(i.RunTasksOptions)
if err != nil {
return fmt.Errorf("error running tasks: %v", err)
}
err = target.Finish(tasks)
if err != nil {
return fmt.Errorf("error finishing target: %v", err)
}
return nil
}
func (i *Installation) Build(c *fi.ModelBuilderContext) {
c.AddTask(i.buildSystemdJob())
}
func (i *Installation) buildSystemdJob() *nodetasks.Service {
command := strings.Join(i.Command, " ")
serviceName := "kops-configuration.service"
manifest := &systemd.Manifest{}
manifest.Set("Unit", "Description", "Run kops bootstrap (nodeup)")
manifest.Set("Unit", "Documentation", "https://github.com/kubernetes/kops")
var buffer bytes.Buffer
if os.Getenv("AWS_REGION") != "" {
buffer.WriteString("\"AWS_REGION=")
buffer.WriteString(os.Getenv("AWS_REGION"))
buffer.WriteString("\" ")
}
if os.Getenv("GOSSIP_DNS_CONN_LIMIT") != "" {
buffer.WriteString("\"GOSSIP_DNS_CONN_LIMIT=")
buffer.WriteString(os.Getenv("GOSSIP_DNS_CONN_LIMIT"))
buffer.WriteString("\" ")
}
// Pass in required credentials when using user-defined s3 endpoint
if os.Getenv("S3_ENDPOINT") != "" {
buffer.WriteString("\"S3_ENDPOINT=")
buffer.WriteString(os.Getenv("S3_ENDPOINT"))
buffer.WriteString("\" ")
buffer.WriteString("\"S3_REGION=")
buffer.WriteString(os.Getenv("S3_REGION"))
buffer.WriteString("\" ")
buffer.WriteString("\"S3_ACCESS_KEY_ID=")
buffer.WriteString(os.Getenv("S3_ACCESS_KEY_ID"))
buffer.WriteString("\" ")
buffer.WriteString("\"S3_SECRET_ACCESS_KEY=")
buffer.WriteString(os.Getenv("S3_SECRET_ACCESS_KEY"))
buffer.WriteString("\" ")
}
// Pass in required credentials when using user-defined swift endpoint
if os.Getenv("OS_AUTH_URL") != "" {
for _, envVar := range []string{
"OS_TENANT_ID", "OS_TENANT_NAME", "OS_PROJECT_ID", "OS_PROJECT_NAME",
"OS_PROJECT_DOMAIN_NAME", "OS_PROJECT_DOMAIN_ID",
"OS_DOMAIN_NAME", "OS_DOMAIN_ID",
"OS_USERNAME",
"OS_PASSWORD",
"OS_AUTH_URL",
"OS_REGION_NAME",
"OS_APPLICATION_CREDENTIAL_ID",
"OS_APPLICATION_CREDENTIAL_SECRET",
} {
buffer.WriteString("'")
buffer.WriteString(envVar)
buffer.WriteString("=")
buffer.WriteString(os.Getenv(envVar))
buffer.WriteString("' ")
}
}
if os.Getenv("DIGITALOCEAN_ACCESS_TOKEN") != "" {
buffer.WriteString("\"DIGITALOCEAN_ACCESS_TOKEN=")
buffer.WriteString(os.Getenv("DIGITALOCEAN_ACCESS_TOKEN"))
buffer.WriteString("\" ")
}
if os.Getenv("OSS_REGION") != "" {
buffer.WriteString("\"OSS_REGION=")
buffer.WriteString(os.Getenv("OSS_REGION"))
buffer.WriteString("\" ")
}
if os.Getenv("ALIYUN_ACCESS_KEY_ID") != "" {
buffer.WriteString("\"ALIYUN_ACCESS_KEY_ID=")
buffer.WriteString(os.Getenv("ALIYUN_ACCESS_KEY_ID"))
buffer.WriteString("\" ")
buffer.WriteString("\"ALIYUN_ACCESS_KEY_SECRET=")
buffer.WriteString(os.Getenv("ALIYUN_ACCESS_KEY_SECRET"))
buffer.WriteString("\" ")
}
if os.Getenv("AZURE_STORAGE_ACCOUNT") != "" {
buffer.WriteString("\"AZURE_STORAGE_ACCOUNT=")
buffer.WriteString(os.Getenv("AZURE_STORAGE_ACCOUNT"))
buffer.WriteString("\" ")
}
if buffer.String() != "" {
manifest.Set("Service", "Environment", buffer.String())
}
manifest.Set("Service", "EnvironmentFile", "/etc/environment")
manifest.Set("Service", "ExecStart", command)
manifest.Set("Service", "Type", "oneshot")
manifest.Set("Install", "WantedBy", "multi-user.target")
manifestString := manifest.Render()
klog.V(8).Infof("Built service manifest %q\n%s", serviceName, manifestString)
service := &nodetasks.Service{
Name: serviceName,
Definition: fi.String(manifestString),
}
service.InitDefaults()
return service
}