Generate admin token

Pre-requisites

Steps to create an admin role

  • Goto keycloak admin page, Ex: <domain>/auth/

  • The default admin credentials will be (admin / admin). Update the default admin password for security reasons.

  • Goto roles section and add a admin role if not present

You can create a new user or update the existing user with the above role. A client can also be used if you have a backend service that will call the registry APIs.

Steps to create a user and attach an admin role

  • Goto keycloak admin page, Ex: <domain>/auth/

  • Goto users section and click on Add user button.

  • Fill in the required information and click on Save button

  • Goto Credential section and provide the password for the user

  • Once the user is created goto Role Mappings section

  • Select admin role from the Available Roles and click on Add selected

Use the below API to generate the token for the above user

Request

To authenticate as an entity, we need to make the following request:

Generate token API

POST http:/keycloak-url/auth/realms/{realm}/protocol/openid-connect/token

Headers

Name
Type
Description

content-type*

String

Set to application/x-www-form-urlencoded

Request Body

Name
Type
Description

grant_type*

String

Set to password

client_id*

String

Set to registry-frontend

username*

String

The _osConfig.ownershipAttributes.userId of the entity according to the schema

password*

String

Set to abcd@123 (default password, specified in registry's application.yml/docker compose file)

{
	"access_token": "eyJhbGciOiJSUzI1NiIsInR5cCIgOiAiSldUIiwia2lk...2cSSaBKuB58I2OYDGw",
	"expires_in": 300,
	"not-before-policy": 0,
	"refresh_expires_in": 1800,
	"refresh_token": "eyJhbGciOiJIUzI1NiIsInR5cCIgOiAiSldUIiwia2lk...9HulwVv12bBDUdU_nidZXo",
	"scope": "email profile",
	"session_state": "300f8a46-e430-4fd6-92aa-a2d337d7343e",
	"token_type": "Bearer"
}

Important variables in the response body:

Field
In
Type
Description

access_token

body

string

Access token used to retrieve/update entity

expires_in

body

number

Number of seconds before the access token will be declared invalid

token_type

body

string

Should be Bearer, else we have gotten the wrong token

scope

body

string

Using this token, what information we can access about the entity

Usage

cURL

curl --location \
	--request POST \
	--header 'content-type: application/x-www-form-urlencoded' \
	--data 'client_id=registry-frontend' \
	--data 'username={username}' \
	--data 'password=test' \
	--data 'grant_type=password' \
	'{keycloak-url}/auth/realms/{realm}/protocol/openid-connect/token'

HTTPie

http --form post \
	'{keycloak-url}/auth/realms/{realm}/protocol/openid-connect/token' \
	'content-type: application/x-www-form-urlencoded' \
	'client_id=registry-frontend' \
	'username={username}' \
	'password=test' \
	'grant_type=password'

{keycloak-url} is usually http://localhost:8080, and {realm} is usually sunbird-rc.

The {keycloak-url} is usually localhost:{port}. The port can be found under the keycloak section in the docker-compose.yml file. The {realm} can be found at the top of the realm-export.json file used to configure keycloak.

Steps to create a client with an admin role

  • Goto keycloak admin page

  • Goto clients section and click on Add button

  • Give a new client id and click on the save button

  • Update the access type to confidential.

  • Turn on Service Accounts Enabled button.

  • Add a Valid Redirect Url Ex: http://localhost:8081/auth

  • And click on the save button

  • Goto Service Account Roles tab

  • Select admin role from the Available Roles and click on Add selected

  • Goto Credentials section and click on Regenerate secret and copy the value

Use the below API to get the token for the above client created

Generate token api

POST http:/keycloak-url/auth/realms/{realm}/protocol/openid-connect/token

Headers

Name
Type
Description

Content-Type*

String

application/x-www-form-urlencoded

Request Body

Name
Type
Description

grant_type*

client_credentials

client_id*

String

Use the client name that was used above

client_secret*

String

Use the client secret that was generated in the above steps

{
	"access_token": "eyJhbGciOiJSUzI1NiIsInR5cCIgOiAiSldUIiwia2lk...2cSSaBKuB58I2OYDGw",
	"expires_in": 300,
	"not-before-policy": 0,
	"refresh_expires_in": 1800,
	"refresh_token": "eyJhbGciOiJIUzI1NiIsInR5cCIgOiAiSldUIiwia2lk...9HulwVv12bBDUdU_nidZXo",
	"scope": "email profile",
	"session_state": "300f8a46-e430-4fd6-92aa-a2d337d7343e",
	"token_type": "Bearer"
}
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