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create_addon_sso.go
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/
create_addon_sso.go
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package cmd
import (
"fmt"
"io"
"sort"
"strings"
"github.com/pkg/errors"
"github.com/spf13/cobra"
survey "gopkg.in/AlecAivazis/survey.v1"
"github.com/jenkins-x/jx/pkg/gits"
"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"
)
var (
CreateAddonSSOLong = templates.LongDesc(`
Creates the Single Sign-On addon
This addon will install and configure the dex identity provider, sso-operator and cert-manager.
`)
CreateAddonSSOExample = templates.Examples(`
# Create the sso addon
jx create addon sso
`)
)
const (
defaultSSONamesapce = "jx"
defaultSSOReleaseName = "jx"
repoName = "jenkinsxio"
repoURL = "https://chartmuseum.jx.cd.jenkins-x.io"
dexChart = "jenkinsxio/dex"
dexServiceName = "dex"
dexChartVersion = ""
operatorChart = "jenkinsxio/sso-operator"
operatorChartVersion = ""
operatorServiceName = "sso-operator"
githubNewOAuthAppURL = "https://github.com/settings/applications/new"
)
// CreateAddonSSOptions the options for the create sso addon
type CreateAddonSSOOptions struct {
CreateAddonOptions
UpgradeIngressOptions UpgradeIngressOptions
}
// NewCmdCreateAddonSSO creates a command object for the "create sso" command
func NewCmdCreateAddonSSO(f Factory, out io.Writer, errOut io.Writer) *cobra.Command {
commonOptions := CommonOptions{
Factory: f,
Out: out,
Err: errOut,
}
options := &CreateAddonSSOOptions{
CreateAddonOptions: CreateAddonOptions{
CreateOptions: CreateOptions{
CommonOptions: commonOptions,
},
},
UpgradeIngressOptions: UpgradeIngressOptions{
CreateOptions: CreateOptions{
CommonOptions: commonOptions,
},
},
}
cmd := &cobra.Command{
Use: "sso",
Short: "Create a SSO addon for Single Sign-On",
Long: CreateAddonSSOLong,
Example: CreateAddonSSOExample,
Run: func(cmd *cobra.Command, args []string) {
options.Cmd = cmd
options.Args = args
err := options.Run()
CheckErr(err)
},
}
options.addCommonFlags(cmd)
options.addFlags(cmd, defaultSSONamesapce, defaultSSOReleaseName)
options.UpgradeIngressOptions.addFlags(cmd)
return cmd
}
// Run implements the command
func (o *CreateAddonSSOOptions) Run() error {
_, _, err := o.KubeClient()
if err != nil {
return fmt.Errorf("cannot connect to kubernetes cluster: %v", err)
}
o.devNamespace, _, err = kube.GetDevNamespace(o.KubeClientCached, o.currentNamespace)
if err != nil {
return errors.Wrap(err, "retrieving the development namesapce")
}
err = o.ensureCertmanager()
if err != nil {
return errors.Wrap(err, "ensuring cert-manager is installed")
}
log.Infof("Installing %s...\n", util.ColorInfo("dex identity provider"))
ingressConfig, err := kube.GetIngressConfig(o.KubeClientCached, o.devNamespace)
if err != nil {
return errors.Wrap(err, "retrieving existing ingress configuration")
}
domain, err := util.PickValue("Domain:", ingressConfig.Domain, true)
if err != nil {
return err
}
log.Infof("Configuring %s connector\n", util.ColorInfo("GitHub"))
log.Infof("Please go to %s and create a new OAuth application with %s callback\n",
util.ColorInfo(githubNewOAuthAppURL), util.ColorInfo(o.dexCallback(domain)))
log.Infof("Then copy the %s and %s so that you can pate them into the form bellow:\n",
util.ColorInfo("Client ID"), util.ColorInfo("Client Secret"))
clientID, err := util.PickValue("Client ID:", "", true)
if err != nil {
return err
}
clientSecret, err := util.PickPassword("Client Secret:")
if err != nil {
return err
}
authorizedOrgs, err := o.getAuthorizedOrgs()
if err != nil {
return err
}
err = o.ensureHelm()
if err != nil {
return errors.Wrap(err, "checking if helm is installed")
}
err = o.addHelmRepoIfMissing(repoURL, repoName)
if err != nil {
return errors.Wrap(err, "adding dex chart helm repository")
}
err = o.installDex(o.dexDomain(domain), clientID, clientSecret, authorizedOrgs)
if err != nil {
return errors.Wrap(err, "installing dex")
}
log.Infof("Installing %s...\n", util.ColorInfo("sso-operator"))
dexGrpcService := fmt.Sprintf("%s.%s", dexServiceName, o.Namespace)
err = o.installSSOOperator(dexGrpcService)
if err != nil {
return errors.Wrap(err, "installing sso-operator")
}
log.Infof("Exposing services with %s enabled...\n", util.ColorInfo("TLS"))
return o.exposeSSO()
}
func (o *CreateAddonSSOOptions) dexDomain(domain string) string {
return fmt.Sprintf("%s.%s.%s", dexServiceName, o.Namespace, domain)
}
func (o *CreateAddonSSOOptions) dexCallback(domain string) string {
return fmt.Sprintf("https://%s/callback", o.dexDomain(domain))
}
func (o *CreateAddonSSOOptions) getAuthorizedOrgs() ([]string, error) {
authConfigSvc, err := o.CreateGitAuthConfigService()
if err != nil {
return nil, err
}
config := authConfigSvc.Config()
server := config.GetOrCreateServer(gits.GitHubURL)
userAuth, err := config.PickServerUserAuth(server, "git user name", true, "")
if err != nil {
return nil, err
}
provider, err := gits.CreateProvider(server, userAuth, o.Git())
if err != nil {
return nil, err
}
orgs := gits.GetOrganizations(provider, userAuth.Username)
sort.Strings(orgs)
promt := &survey.MultiSelect{
Message: "Authorize access to all users from GitHub organizations:",
Options: orgs,
}
authorizedOrgs := []string{}
err = survey.AskOne(promt, &authorizedOrgs, nil)
return authorizedOrgs, err
}
func (o *CreateAddonSSOOptions) installDex(domain string, clientID string, clientSecret string, authorizedOrgs []string) error {
values := []string{
"connectors.github.config.clientID=" + clientID,
"connectors.github.config.clientSecret=" + clientSecret,
fmt.Sprintf("connectors.github.config.orgs={%s}", strings.Join(authorizedOrgs, ",")),
"domain=" + domain,
"certs.grpc.ca.namespace=" + CertManagerNamespace,
}
setValues := strings.Split(o.SetValues, ",")
values = append(values, setValues...)
releaseName := o.ReleaseName + "-sso-" + dexServiceName
return o.installChart(releaseName, dexChart, dexChartVersion, o.Namespace, true, values)
}
func (o *CreateAddonSSOOptions) installSSOOperator(dexGrpcService string) error {
values := []string{
"dex.grpcHost=" + dexGrpcService,
}
setValues := strings.Split(o.SetValues, ",")
values = append(values, setValues...)
releaseName := o.ReleaseName + "-" + operatorServiceName
return o.installChart(releaseName, operatorChart, operatorChartVersion, o.Namespace, true, values)
}
func (o *CreateAddonSSOOptions) exposeSSO() error {
options := &o.UpgradeIngressOptions
options.Namespaces = []string{o.Namespace}
options.SkipCertManager = true
return options.Run()
}