auth

README

auth

For create a kubernetes user jwt token

using token

create jwt bare token

curl "https://fist.sealyun.svc.cluster.local:8443/token?user=fanux&group=sealyun&group=develop" -k

eyJhbGciOiJSUzI1NiIsImtpZCI6IkNnYzRPVEV5TlRVM0VnWm5hWFJvZFdJIn0.eyJpc3MiOiJodHRwczovL2RleC5leGFtcGxlLmNvbTo4MDgwIiwic3ViIjoiQ2djNE9URXlOVFUzRWdabmFYUm9kV0kiLCJhdWQiOiJleGFtcGxlLWFwcCIsImV4cCI6MTU1MTA5NzkwNiwiaWF0IjoxNTUwNzM3OTA2LCJlbWFpbCI6ImZodGpvYkBob3RtYWlsLmNvbSIsImVtYWlsX3ZlcmlmaWVkIjp0cnVlLCJncm91cHMiOlsiZGV2Il0sIm5hbWUiOiJmYW51eCJ9.ZqKn461UW0aGtyjyqu2Dc5tiUzC-6eYLag542d3AvklUdZuw8i9XwyaUg_f1OAj0ZsEcOybOe9_PeGMaUYzU0OvlKPY-q2zbQVC-m6u6sQw6ZXx8pi0W8k4wQSJnMaOLddCfurlYufmr8kScDBQlnKapSR0F9mJzvpKkHD-XNshQKWhX3n03g7OfFgb4RuhLjKDNQnoGn7DfBNntibHlF9sPo0jC5JjqTZaGvoGmiRE4PAXwxA-RJifsWDNf_jW8lrDiY4NSO_3O081cia4N1GKht51q9W3eaNMvFDD9hje7abDdZoz9KPi2vc3zvgH7cNv0ExVHKaA0-dwAZgTx4g

use token with curl

# curl -H "Authorization: Bearer eyJhbGciOiJSUzI1NiIsImtpZCI6IkNnYzRPVEV5TlRVM0VnWm5hWFJvZFdJIn0.eyJpc3MiOiJodHRwczovL2RleC5leGFtcGxlLmNvbTo4MDgwIiwic3ViIjoiQ2djNE9URXlOVFUzRWdabmFYUm9kV0kiLCJhdWQiOiJleGFtcGxlLWFwcCIsImV4cCI6MTU1MTA5NzkwNiwiaWF0IjoxNTUwNzM3OTA2LCJlbWFpbCI6ImZodGpvYkBob3RtYWlsLmNvbSIsImVtYWlsX3ZlcmlmaWVkIjp0cnVlLCJncm91cHMiOlsiZGV2Il0sIm5hbWUiOiJmYW51eCJ9.ZqKn461UW0aGtyjyqu2Dc5tiUzC-6eYLag542d3AvklUdZuw8i9XwyaUg_f1OAj0ZsEcOybOe9_PeGMaUYzU0OvlKPY-q2zbQVC-m6u6sQw6ZXx8pi0W8k4wQSJnMaOLddCfurlYufmr8kScDBQlnKapSR0F9mJzvpKkHD-XNshQKWhX3n03g7OfFgb4RuhLjKDNQnoGn7DfBNntibHlF9sPo0jC5JjqTZaGvoGmiRE4PAXwxA-RJifsWDNf_jW8lrDiY4NSO_3O081cia4N1GKht51q9W3eaNMvFDD9hje7abDdZoz9KPi2vc3zvgH7cNv0ExVHKaA0-dwAZgTx4g" \
-k https://172.31.12.61:6443/api/v1/namespaces/default/pods
{
  "kind": "Status",
  "apiVersion": "v1",
  "metadata": {

  },
  "status": "Failure",
  "message": "pods is forbidden: User \"https://fist.sealyun.svc.cluster.local:8443#fanux\" cannot list resource \"pods\" in API group \"\" in the namespace \"default\"",
  "reason": "Forbidden",
  "details": {
    "kind": "pods"
  },
  "code": 403
}

use in kubeconfig file

kubectl config set-credentials fanux --token=eyJhbGciOiJSUzI1NiIsImtpZCI6IkNnYzRPVEV5TlRVM0VnWm5hWFJvZFdJIn0.eyJpc3MiOiJodHRwczovL2RleC5leGFtcGxlLmNvbTo4MDgwIiwic3ViIjoiQ2djNE9URXlOVFUzRWdabmFYUm9kV0kiLCJhdWQiOiJleGFtcGxlLWFwcCIsImV4cCI6MTU1MTEwMDI5MywiaWF0IjoxNTUwNzQwMjkzLCJlbWFpbCI6ImZodGpvYkBob3RtYWlsLmNvbSIsImVtYWlsX3ZlcmlmaWVkIjp0cnVlLCJncm91cHMiOlsiZGV2Il0sIm5hbWUiOiJmYW51eCJ9.OAK4oIYqJszm1EACYW2neXTo738RW9kXFOIN5bOT4Z2CeKAvYqyOVKCWZf04xX45jwT78mATR3uas2YvRooDXlvxaD3K43ls4KBSG-Ofp-ynqlcVTpD3sUDqyux2iieNv4N6IyCv11smrU0lIlkrQC6oyxzTGae1FrJVGc5rHNsIRZHp2WrQvw83uLn_elHgUfSlsOq0cPtVONaAQWMAMi2DX-y5GCNpn1CDvudGJihqsTciPx7bj0AOXyiOznWhV186Ybk-Rgqn8h0eBaQhFMyNpwVt6oIP5pvJQs0uoODeRv6P3I3-AjKyuCllh9KDtlCVvSP4WtMUTfHQN4BigQ

kubectl config set-context fanux --cluster=kubernetes --user=fanux

kubectl config use-context fanux

[root@iZj6cegflzze2l7fpcqoerZ ~]# kubectl get pod
Error from server (Forbidden): pods is forbidden: User "https://fist.sealyun.svc.cluster.local:8443#fanux" cannot list resource "pods" in API group "" in the namespace "default"

bind a role

[root@iZj6cegflzze2l7fpcqoerZ ~]# cat rolebind.yaml
kind: ClusterRoleBinding
apiVersion: rbac.authorization.k8s.io/v1
metadata:
  name: read-secrets-global
subjects:
- kind: User
  name: "https://fist.sealyun.svc.cluster.local:8443#fanux" # Name is case sensitive
  apiGroup: rbac.authorization.k8s.io
roleRef:
  kind: ClusterRole
  name: cluster-admin  # using admin role
  apiGroup: rbac.authorization.k8s.io

[root@iZj6cegflzze2l7fpcqoerZ ~]# kubectl  --kubeconfig /etc/kubernetes/admin.conf create  -f rolebind.yaml # 用管理员的kubeconfig
clusterrolebinding.rbac.authorization.k8s.io/read-secrets-global created

[root@iZj6cegflzze2l7fpcqoerZ ~]# kubectl get pod 
No resources found.

Documentation

Index

• Variables
• func CreateKeyPair() (pub, priv jose.JSONWebKey)
• func K8sRegister(auth *restful.WebService)
• func Serve()
• func TokenRegister(auth *restful.WebService)

Variables

var (
	//AuthHTTPSPort is cmd port param
	AuthHTTPSPort uint16
	//AuthHTTPPort is cmd port param
	AuthHTTPPort uint16
	//AuthCert is cmd cert file
	AuthCert string
	//AuthKey is cmd key file
	AuthKey string
)

var (
	Pub  jose.JSONWebKey
	Priv jose.JSONWebKey
)

key paires

Functions

func CreateKeyPair

func CreateKeyPair() (pub, priv jose.JSONWebKey)

CreateKeyPair is

func K8sRegister

func K8sRegister(auth *restful.WebService)

K8sRegister is k8s auth

func Serve

func Serve()

Serve start a auth server

func TokenRegister

func TokenRegister(auth *restful.WebService)

TokenRegister is k8s auth token