feat(api): identité user-first — login/password, ownership user, fin du token device
- 000006 : users.username/username_normalized/password_hash/is_admin, index unique partiel sur username_normalized, DROP idx_users_email (unicité V1 = username, jamais email) ; 000007 destructif : resources.owner_id→user_id (FK→users, reset base dev), l'unicité racine devient par user - pkg/passwd : argon2id (t=1,m=64MiB,p=4,k=32), comparaison constant-time, VerifyTimedEqual (délai égalisé dummy-hash) ; pkg/auth : subject=user_id + claim device_id, TTL 7 j sans refresh - repository : Users (count/get/resolve-exact/create/update-password/ mark-deleted), Devices.MarkUser (user_id INFORMATIF uniquement) - handlers : POST /devices sans token, POST /auth/login (401 indistinguable user inconnu/mauvais mdp, device requis), PATCH /users/me/password (current_password, tokens non révoqués — limite V1), GET /users/resolve (exact lowercase, jamais email/is_admin) ; middleware RequireAuth (user authorisant, device porté) ; tout le scoping ressources passe user - bootstrap admin : users vide + ADMIN_* absents → refus de démarrer ; .env.example ; docs/api-v1.md §2/§3/§7/§8 - tests : migrations 000006/000007 (up/down), pkg/auth Identity, handlers login/password/resolve, helpers refactorés registerAndLogin, repo tests scopés user — suite backend verte
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package repository
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import (
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"database/sql"
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"time"
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)
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// UserRow est une ligne users (identité locale, pas le DTO du contrat).
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type UserRow struct {
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ID string
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Username string
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UsernameNormalized string
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PasswordHash string
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IsAdmin bool
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CreatedAt time.Time
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}
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// Users persiste les comptes utilisateurs (auth par login, cf. tranche identité).
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type Users struct {
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DB *sql.DB
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}
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// Count retourne le nombre d'utilisateurs (y compris supprimés) — sert au
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// bootstrap admin au démarrage.
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func (u *Users) Count() (int, error) {
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var n int
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err := u.DB.QueryRow(`SELECT COUNT(*) FROM users`).Scan(&n)
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return n, err
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}
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// GetByUsernameNormalized cherche le compte actif par username normalisé
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// (lowercase, unique). Absent → ErrNotFound.
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func (u *Users) GetByUsernameNormalized(normalized string) (*UserRow, error) {
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row := u.DB.QueryRow(
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`SELECT id, username, username_normalized, password_hash, is_admin, created_at
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FROM users
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WHERE username_normalized = $1 AND deleted_at IS NULL`,
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normalized,
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)
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user, err := scanUser(row.Scan)
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if err == sql.ErrNoRows {
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return nil, ErrNotFound
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}
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return user, err
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}
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// GetByID charge un compte actif par id. Absent → ErrNotFound.
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func (u *Users) GetByID(id string) (*UserRow, error) {
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row := u.DB.QueryRow(
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`SELECT id, username, username_normalized, password_hash, is_admin, created_at
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FROM users
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WHERE id = $1 AND deleted_at IS NULL`,
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id,
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)
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user, err := scanUser(row.Scan)
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if err == sql.ErrNoRows {
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return nil, ErrNotFound
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}
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return user, err
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}
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// ResolveExact est l'unique résolution de destinataire (aucun listing, aucun
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// préfixe) : {id, username} pour le username normalisé, ou ErrNotFound.
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func (u *Users) ResolveExact(normalized string) (*UserRow, error) {
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return u.GetByUsernameNormalized(normalized)
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}
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// Create insère un compte avec un id 32-hex généré. Retourne l'id.
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func (u *Users) Create(username, usernameNormalized, passwordHash string, isAdmin bool) (string, error) {
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id := NewID()
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_, err := u.DB.Exec(
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`INSERT INTO users (id, username, username_normalized, password_hash, is_admin, created_at)
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VALUES ($1, $2, $3, $4, $5, NOW())`,
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id, username, usernameNormalized, passwordHash, isAdmin,
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)
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if isUniqueViolation(err) {
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return "", ErrNameConflict
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}
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if err != nil {
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return "", err
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}
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return id, nil
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}
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// UpdatePassword remplace le hash du compte. Les tokens déjà émis restent
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// valides 7 jours : limite assumée V1 (pas de liste de révocation).
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func (u *Users) UpdatePassword(id, newHash string) error {
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_, err := u.DB.Exec(
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`UPDATE users SET password_hash = $2, updated_at = NOW() WHERE id = $1`,
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id, newHash,
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)
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return err
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}
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// MarkDeleted soft-delete un compte : les tokens issus sont rejetés par le
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// middleware (GetByID filtre deleted_at).
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func (u *Users) MarkDeleted(id string) error {
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_, err := u.DB.Exec(
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`UPDATE users SET deleted_at = NOW(), updated_at = NOW() WHERE id = $1`,
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id,
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)
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return err
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}
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func scanUser(scan func(...any) error) (*UserRow, error) {
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var user UserRow
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err := scan(&user.ID, &user.Username, &user.UsernameNormalized, &user.PasswordHash, &user.IsAdmin, &user.CreatedAt)
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return &user, err
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}
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