-
Notifications
You must be signed in to change notification settings - Fork 786
/
uninstall.go
197 lines (182 loc) · 5.32 KB
/
uninstall.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
package cmd
import (
"fmt"
"io"
"github.com/pkg/errors"
"github.com/spf13/cobra"
"github.com/jenkins-x/jx/pkg/jx/cmd/templates"
"github.com/jenkins-x/jx/pkg/kube"
"github.com/jenkins-x/jx/pkg/log"
"github.com/jenkins-x/jx/pkg/util"
"gopkg.in/AlecAivazis/survey.v1"
"gopkg.in/AlecAivazis/survey.v1/terminal"
meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
type UninstallOptions struct {
CommonOptions
Namespace string
Confirm bool
KeepEnvironments bool
}
var (
uninstall_long = templates.LongDesc(`
Uninstalls the Jenkins X platform from a Kubernetes cluster`)
uninstall_example = templates.Examples(`
# Uninstall the Jenkins X platform
jx uninstall`)
)
func NewCmdUninstall(f Factory, in terminal.FileReader, out terminal.FileWriter, errOut io.Writer) *cobra.Command {
options := &UninstallOptions{
CommonOptions: CommonOptions{
Factory: f,
In: in,
Out: out,
Err: errOut,
},
}
cmd := &cobra.Command{
Use: "uninstall",
Short: "Uninstall the Jenkins X platform",
Long: uninstall_long,
Example: uninstall_example,
Run: func(cmd *cobra.Command, args []string) {
options.Cmd = cmd
options.Args = args
err := options.Run()
CheckErr(err)
},
}
options.addCommonFlags(cmd)
cmd.Flags().StringVarP(&options.Namespace, "namespace", "n", "", "The team namespace to uninstall. Defaults to the current namespace.")
cmd.Flags().BoolVarP(&options.Confirm, "yes", "y", false, "Confirms we should uninstall this installation")
cmd.Flags().BoolVarP(&options.KeepEnvironments, "keep-environments", "", false, "Don't delete environments. Uninstall Jenkins X only.")
return cmd
}
func (o *UninstallOptions) Run() error {
surveyOpts := survey.WithStdio(o.In, o.Out, o.Err)
config, _, err := kube.LoadConfig()
if err != nil {
return err
}
jxClient, _, err := o.JXClient()
if err != nil {
return err
}
server := kube.CurrentServer(config)
namespace := o.Namespace
if namespace == "" {
namespace = kube.CurrentNamespace(config)
}
if o.BatchMode {
if !o.Confirm {
return fmt.Errorf("In batch mode you must specify the '-y' flag to confirm")
}
} else {
confirm := &survey.Confirm{
Message: fmt.Sprintf("Are you sure you wish to remove the Jenkins X platform from the '%s' namespace on cluster '%s'? :", namespace, server),
Default: false,
}
flag := false
err = survey.AskOne(confirm, &flag, nil, surveyOpts)
if err != nil {
return err
}
if !flag {
return nil
}
}
log.Infof("Removing installation of Jenkins X in team namespace %s\n", util.ColorInfo(namespace))
err = o.cleanupConfig()
if err != nil {
return err
}
envNames, err := kube.GetEnvironmentNames(jxClient, namespace)
if err != nil {
log.Warnf("Failed to find Environments. Probably not installed yet?. Error: %s\n", err)
}
if !o.KeepEnvironments {
for _, env := range envNames {
release := namespace + "-" + env
err := o.Helm().StatusRelease(namespace, release)
if err != nil {
continue
}
err = o.Helm().DeleteRelease(namespace, release, true)
if err != nil {
log.Warnf("Failed to uninstall environment chart %s: %s\n", release, err)
}
}
}
o.Helm().DeleteRelease(namespace, "jx-prow", true)
err = o.Helm().DeleteRelease(namespace, "jenkins-x", true)
if err != nil {
errc := o.cleanupNamesapces(namespace, envNames)
if errc != nil {
errc = errors.Wrap(errc, "failed to cleanup the jenkins-x platform")
return errc
}
return errors.Wrap(err, "failed to purge the jenkins-x chart")
}
err = jxClient.JenkinsV1().Environments(namespace).DeleteCollection(&meta_v1.DeleteOptions{}, meta_v1.ListOptions{})
if err != nil {
return err
}
err = o.cleanupNamesapces(namespace, envNames)
if err != nil {
return err
}
log.Successf("Jenkins X has been successfully uninstalled from team namespace %s", namespace)
return nil
}
func (o *UninstallOptions) cleanupNamesapces(namespace string, envNames []string) error {
client, _, err := o.KubeClient()
if err != nil {
return errors.Wrap(err, "failed to get the kube client")
}
err = o.deleteNamespace(namespace)
if err != nil {
return errors.Wrap(err, "failed to delete team namespace namespace")
}
if !o.KeepEnvironments {
for _, env := range envNames {
envNamespace := namespace + "-" + env
_, err := client.CoreV1().Namespaces().Get(envNamespace, meta_v1.GetOptions{})
if err != nil {
continue
}
err = o.deleteNamespace(envNamespace)
if err != nil {
return errors.Wrap(err, "failed to delete environment namespace")
}
}
}
return nil
}
func (o *UninstallOptions) deleteNamespace(namespace string) error {
client, _, err := o.KubeClient()
if err != nil {
return errors.Wrap(err, "failed to get the kube client")
}
err = client.CoreV1().Namespaces().Delete(namespace, &meta_v1.DeleteOptions{})
if err != nil {
return errors.Wrapf(err, "failed to delete the namespace '%s'", namespace)
}
return nil
}
func (o *UninstallOptions) cleanupConfig() error {
authConfigSvc, err := o.Factory.CreateAuthConfigService(JenkinsAuthConfigFile)
if err != nil {
return nil
}
server := authConfigSvc.Config().CurrentServer
err = authConfigSvc.DeleteServer(server)
if err != nil {
return err
}
chartConfigSvc, err := o.Factory.CreateChartmuseumAuthConfigService()
if err != nil {
return err
}
server = chartConfigSvc.Config().CurrentServer
return chartConfigSvc.DeleteServer(server)
}