cadmium-docs-legacy/protocol-spec/account-login-by-username.md
2019-12-29 18:40:17 +04:00

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# Account login by username
## Introduction
This extension is intended for logging into user account on a server by username
## Message type identifiers
- `profile:login`
## Errors
- Ratelimit system: enabled
- `invalid_creds`: user ID/password isn't valid
## Use cases
- Request:
```json
{
"id": "abcd",
"type": "profile:login",
"to": "cadmium.org",
"payload": {
"username": "juliet",
"password": "romeo1"
}
}
```
- Response:
```json
{
"id": "abcd",
"type": "profile:login",
"from": "cadmium.org",
"ok": true,
"payload": {
"authToken": "3b5135a5-aff5-4396-a629-a254f383e82f",
"deviceID": "ABCDEFG"
}
}
```
- Error response:
```json
{
"id": "abcd",
"type": "profile:login",
"from": "cadmium.org",
"ok": false,
"payload": {
"errCode": "invalid_creds",
"errText": "Username/password isn't valid"
}
}
```
## Business Rules
None.
## JSON Schema
### Payload
- Request:
```typescript
interface LoginRequestPayload {
/**
* The username of account which user wants to login (can be omit if we set thirdPID)
*/
username: string,
/**
* Third party ID which have user (can be omit if we set username)
*/
thirdPID: string,
/**
* Password of new account
*/
password: string
}
```
- Response:
```typescript
interface LoginResponsePayload {
/**
* Authentication token which required for various user actions (static SHA256 hash string from 4096 random characters)
*/
authToken: string,
/**
* Identifier of new user device (created by this login action)
*/
deviceID: string
}
```