3 unmodified lines
4api: API Server
5auth: Auth Service
6db: Database
7
8client -> api: 'POST /login {username, password}'
8client -> api: POST /login (credentials)
9api -> auth: validateCredentials()
10auth -> db: SELECT user WHERE email = ?
11db -> auth: user row
12auth -> auth: verify password hash
13auth -> api: '{valid: true, userId: usr_01}'
13auth -> api: valid, userId usr_01
14api -> api: generate JWT
15api -> client: '200 {token: eyJ...}'
15api -> client: 200 token eyJ...
16
17client -> api: GET /profile (Bearer token)
18api -> auth: verifyToken()
19auth -> api: '{userId: usr_01}'
19auth -> api: userId usr_01
20api -> db: SELECT * FROM users WHERE id = ?
21db -> api: user profile
22api -> client: '200 {name: Alice, email: ...}'
22api -> client: 200 name Alice, email ...
23
24client -> api: POST /logout (Bearer token)
25api -> auth: revokeToken()
26auth -> api: '{revoked: true}'
27api -> client: '200 {ok: true}'
26auth -> api: revoked true
27api -> client: 200 ok