OKD 4 : Configure Identity Provider : Keystone2022/08/08 |
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Configure Openstack Keystone as an Identity Provider.
It's possible to set multiple Identity Providers.
Therefore, add Keystone Identity Provider in addition to HTPasswd Identity Provider on this example.
OKD 4 Cluster is based on the environment like follows.
For Openstack Keystone on this example, it uses a Keystone Server like the example of here.
--------------+----------------+-----------------+--------------
|10.0.0.25 | |10.0.0.24
+-------------+-------------+ | +--------------+-------------+
| [mgr.okd4.srv.world] | | | [bootstrap.okd4.srv.world] |
| Manager Node | | | Bootstrap Node |
| DNS | | | |
| Nginx | | | |
+---------------------------+ | +----------------------------+
|
--------------+----------------+-----------------+--------------
|10.0.0.40 | |10.0.0.41
+-------------+-------------+ | +--------------+-------------+
| [master-0.okd4.srv.world] | | | [master-1.okd4.srv.world] |
| Control Plane#1 | | | Control Plane#2 |
| | | | |
| | | | |
+---------------------------+ | +----------------------------+
|
--------------+----------------+-----------------+--------------
|10.0.0.42 |10.0.0.30
+-------------+-------------+ +--------------+-------------+
| [master-2.okd4.srv.world] | | [dlp.srv.world] |
| Control Plane#3 | | Openstack Keystone |
| | | |
| | | |
+---------------------------+ +----------------------------+
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| [1] | On Manager Node, add Identity Provider setting. |
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[root@mgr ~]#
oc edit oauth cluster
apiVersion: config.openshift.io/v1
kind: OAuth
metadata:
annotations:
include.release.openshift.io/ibm-cloud-managed: "true"
include.release.openshift.io/self-managed-high-availability: "true"
include.release.openshift.io/single-node-developer: "true"
kubectl.kubernetes.io/last-applied-configuration: |
{"apiVersion":"config.openshift.io/v1","kind":"OAuth","metadata":{"annotations":{},"name":"cluster"},"spec":{"identityProviders":[{"htpasswd":{"fileData":{"name":"htpass-secret"}},"mappingMethod":"claim","name":"HTPasswdIdentityProvider","type":"HTPasswd"}]}}
release.openshift.io/create-only: "true"
creationTimestamp: "2022-08-02T05:37:54Z"
generation: 2
name: cluster
ownerReferences:
- apiVersion: config.openshift.io/v1
kind: ClusterVersion
name: version
uid: d4c7b280-4d13-477d-b271-53f3c0187af6
resourceVersion: "41842"
uid: 047a4c8a-f942-47b1-bc36-38202ffb9ffa
spec:
identityProviders:
- htpasswd:
fileData:
name: htpass-secret
mappingMethod: claim
name: HTPasswdIdentityProvider
type: HTPasswd
- keystone:
domainName: default
url: https://dlp.srv.world:5000
mappingMethod: claim
name: KeystoneIdentityProvider
type: Keystone
# add for Keystone binding
# [url] : specify Keystone endpoint URL
# [domainName] : specify Openstack domain name : if single domain env, it's [default]
# [name] : any name you like
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| Get API token if need, refer to here. That's OK if successfully login as a Keystone user. |
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| [2] | Verify on a client computer to login as a Keystone user. |
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[centos@client ~]$ oc login --token=sha256~GhUoP_TPygrhiW8nAH3hc2NVvTHoCJzlxfdKOHzR-OY --server=https://api.okd4.srv.world:6443
The server uses a certificate signed by an unknown authority.
You can bypass the certificate check, but any data you send to the server could be intercepted by others.
Use insecure connections? (y/n): y
Logged into "https://api.okd4.srv.world:6443" as "clouduser" using the token provided.
You don't have any projects. You can try to create a new project, by running
oc new-project <projectname>
Welcome! See 'oc help' to get started.
[centos@client ~]$ oc whoami clouduser |
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