object user.checkAuthentication
This method checks and prolongs the user session.
Calling the user.checkAuthentication method using the parameter sessionid prolongs the user session by default.
The method accepts the following parameters.
| Parameter | Type | Description | 
|---|---|---|
| extend | boolean | Whether to prolong the user session. Default value: "true". Setting the value to "false" allows to check the user session without prolonging it. Parameter behavior: - supported if sessionidis set | 
| sessionid | string | User authentication token. Parameter behavior: - required if tokenis not set | 
| secret | string | Random 32 characters string. Is generated on user login. | 
| token | string | User API token. Parameter behavior: - required if sessionidis not set | 
(object) Returns an object containing information about the user.
Additionally to the standard user properties, the following information is returned.
| Property | Type | Description | 
|---|---|---|
| auth_type | integer | Default authentication for the user. Refer to the authentication_typeproperty of the Authentication object for a list of possible values. | 
| debug_mode | integer | Whether debug mode is enabled or disabled for the user. Refer to the debug_modeproperty of the User group object for a list of possible values. | 
| deprovisioned | boolean | Whether the user belongs to a deprovisioned users group. | 
| gui_access | string | User's authentication method to the frontend. Refer to the gui_accessproperty of the User group object for a list of possible values. | 
| secret | string | Random 32 characters string. Is generated on user login. Property secretis not returned if the user session is checked using an API token. | 
| sessionid | string | Authentication token, which must be used in the following API requests. Property sessionidis not returned if the user session is checked using an API token. | 
| type | integer | User type. Refer to the typeproperty of the Role object for a list of possible values. | 
| userip | string | IP address of the user. | 
Check and prolong a user session using the user authentication token, and return additional information about the user.
{
           "jsonrpc": "2.0",
           "method": "user.checkAuthentication",
           "params": {
               "sessionid": "673b8ba11562a35da902c66cf5c23fa2"
           },
           "id": 1
       }Response:
{
           "jsonrpc": "2.0",
           "result": {
               "userid": "1",
               "username": "Admin",
               "name": "Zabbix",
               "surname": "Administrator",
               "url": "",
               "autologin": "1",
               "autologout": "0",
               "lang": "ru_RU",
               "refresh": "0",
               "theme": "default",
               "attempt_failed": "0",
               "attempt_ip": "127.0.0.1",
               "attempt_clock": "1355919038",
               "rows_per_page": "50",
               "timezone": "Europe/Riga",
               "roleid": "3",
               "userdirectoryid": "0",
               "ts_provisioned": "0",
               "type": 3,
               "userip": "127.0.0.1",
               "debug_mode": 0,
               "gui_access": "0",
               "deprovisioned": false,
               "auth_type": 0,
               "sessionid": "673b8ba11562a35da902c66cf5c23fa2",
               "secret": "0e329b933e46984e49a5c1051ecd0751"
           },
           "id": 1
       }Check a user session using the user API token, and return additional information about the user.
{
           "jsonrpc": "2.0",
           "method": "user.checkAuthentication",
           "params": {
               "token": "00aff470e07c12d707e50d98cfe39edef9e6ec349c14728dbdfbc8ddc5ea3eae"
           },
           "id": 1
       }Response:
{
           "jsonrpc": "2.0",
           "result": {
               "userid": "1",
               "username": "Admin",
               "name": "Zabbix",
               "surname": "Administrator",
               "url": "",
               "autologin": "1",
               "autologout": "0",
               "lang": "ru_RU",
               "refresh": "0",
               "theme": "default",
               "attempt_failed": "0",
               "attempt_ip": "127.0.0.1",
               "attempt_clock": "1355919338",
               "rows_per_page": "50",
               "timezone": "Europe/Riga",
               "roleid": "3",
               "userdirectoryid": "0",
               "ts_provisioned": "0",
               "type": 3,
               "userip": "127.0.0.1",
               "debug_mode": 0,
               "gui_access": "1",
               "deprovisioned": false,
               "auth_type": 0
           },
           "id": 1
       }CUser::checkAuthentication() in ui/include/classes/api/services/CUser.php.