auth

package
v0.3.0 Latest Latest
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 Go to latest Published: May 6, 2026 License: AGPL-3.0 Imports: 20 Imported by: 0

Documentation

Overview

internal/auth/cookie.go

Index

Constants

View Source 
const (
	AttrKeyComponent   = logging.AttrKeyComponent
	AttrKeyOperation   = logging.AttrKeyOperation
	AttrKeyError       = logging.AttrKeyError
	AttrKeyUserID      = "user_id"
	AttrKeyDisplayName = "display_name"
	AttrKeySessionID   = "session_id"
	AttrKeyUsername    = "username"
)

Slog attribute key names for the auth domain. Use these constants when logging so keys are consistent and typo-safe across handlers and services.

View Source 
const (
	BootstrapAdminUsername    = "admin"
	BootstrapAdminDisplayName = "Admin"
	BootstrapAdminEmail       = "admin@pulseweaver.invalid"

	SuperAdminRole Role = "superadmin"
	AdminRole      Role = "admin"
	UserRole       Role = "user"
)
View Source 
const CookieDuration = 7 * 24 * time.Hour

Variables

View Source 
var (
	ErrInvalidCredentials            = errors.New("invalid credentials")
	ErrAdminCredentialsRequired      = errors.New("admin credentials are required")
	ErrSuperAdminCredentialsRequired = errors.New("superadmin credentials are required")
	ErrUsernameTaken                 = errors.New("username already taken")
	ErrEmailTaken                    = errors.New("email already taken")
	ErrUserNotFound                  = errors.New("user not found")
	ErrInvalidUsername               = errors.New("invalid username")
	ErrInvalidDisplayName            = errors.New("invalid display name")
	ErrInvalidPassword               = errors.New("invalid password")
	ErrSelfDeleteForbidden           = errors.New("cannot delete yourself")
	ErrSelfRoleChangeForbidden       = errors.New("cannot change your own role")
	ErrPromoteAlreadyAdmin           = errors.New("cannot promote an admin")
	ErrNoUpdateFields                = errors.New("no fields to update")
)
View Source 
var DefaultCookieConfig = CookieConfig{
	Name:     httpapi.SessionCookieName,
	Secure:   true,
	HTTPOnly: true,
	SameSite: http.SameSiteLaxMode,
	Domain:   "",
}

Default production config

Functions

func ExpireSessionCookie 

func ExpireSessionCookie(cfg CookieConfig) *http.Cookie

ExpireSessionCookie creates a cookie to clear the session

func NewSessionCookie 

func NewSessionCookie(token string, cfg CookieConfig) *http.Cookie

NewSessionCookie creates a standardized auth cookie

func PrincipalUserContextMiddleware 

func PrincipalUserContextMiddleware(auth UserAuthenticator) func(http.Handler) http.Handler

PrincipalUserContextMiddleware resolves the authenticated principal into a user principal and injects it into the request context.

func RequireAdmin added in v0.3.0 

func RequireAdmin(next http.Handler) http.Handler

RequireAdmin is an invariant enforcer: any user session principal must be an admin. Device-principal requests (no user principal in context) pass through unchecked. Must run after PrincipalUserContextMiddleware.

func TokenFromRequest 

func TokenFromRequest(r *http.Request) (string, error)

func ValidateDisplayName added in v0.3.0 

func ValidateDisplayName(input string) (string, error)

TODO: Make private, make user_tests go through the NewUser public path instead

func ValidatePassword added in v0.3.0 

func ValidatePassword(password string) error

TODO: Make private, make user_tests go through the NewUser public path instead

func ValidateUsername added in v0.3.0 

func ValidateUsername(username string) (string, error)

TODO: Make private, make user_tests go through the NewUser public path instead

func WithPrincipal 

func WithPrincipal(ctx context.Context, principal Principal) context.Context

Types

type CookieConfig 

type CookieConfig struct {
	Name     string
	Secure   bool
	HTTPOnly bool
	SameSite http.SameSite
	Domain   string // Empty for host-only (recommended)
}

CookieConfig holds environment-specific cookie settings

type HTTPHandler 

type HTTPHandler struct {
	// contains filtered or unexported fields
}

func NewHandler 

func NewHandler(service *Service, logger *slog.Logger) *HTTPHandler

func (*HTTPHandler) ChangePassword 

func (h *HTTPHandler) ChangePassword(ctx context.Context, request httpapi.ChangePasswordRequestObject) (httpapi.ChangePasswordResponseObject, error)

func (*HTTPHandler) CreateUser 

func (h *HTTPHandler) CreateUser(ctx context.Context, request httpapi.CreateUserRequestObject) (httpapi.CreateUserResponseObject, error)

func (*HTTPHandler) DeleteUser 

func (h *HTTPHandler) DeleteUser(ctx context.Context, request httpapi.DeleteUserRequestObject) (httpapi.DeleteUserResponseObject, error)

func (*HTTPHandler) DemoteUser 

func (h *HTTPHandler) DemoteUser(ctx context.Context, request httpapi.DemoteUserRequestObject) (httpapi.DemoteUserResponseObject, error)

func (*HTTPHandler) GetCurrentUser 

func (h *HTTPHandler) GetCurrentUser(ctx context.Context, _ httpapi.GetCurrentUserRequestObject) (httpapi.GetCurrentUserResponseObject, error)

func (*HTTPHandler) Login 

func (h *HTTPHandler) Login(ctx context.Context, request httpapi.LoginRequestObject) (httpapi.LoginResponseObject, error)

func (*HTTPHandler) Logout 

func (h *HTTPHandler) Logout(ctx context.Context, _ httpapi.LogoutRequestObject) (httpapi.LogoutResponseObject, error)

func (*HTTPHandler) PromoteUser 

func (h *HTTPHandler) PromoteUser(ctx context.Context, request httpapi.PromoteUserRequestObject) (httpapi.PromoteUserResponseObject, error)

func (*HTTPHandler) UpdateMe 

func (h *HTTPHandler) UpdateMe(ctx context.Context, request httpapi.UpdateMeRequestObject) (httpapi.UpdateMeResponseObject, error)

func (*HTTPHandler) UserAuthenticator 

func (h *HTTPHandler) UserAuthenticator() UserAuthenticator

type Principal 

type Principal struct {
	UserID    UserID
	SessionID SessionID
	Role      Role
}

func NewPrincipal 

func NewPrincipal(userID UserID, sessionID SessionID, role Role) *Principal

func PrincipalFromContext 

func PrincipalFromContext(ctx context.Context) (*Principal, bool)

func PrincipalFromSession 

func PrincipalFromSession(session *SessionWithUser) *Principal

func (Principal) IsAdmin 

func (principal Principal) IsAdmin() bool

func (Principal) IsSuperAdmin added in v0.3.0 

func (principal Principal) IsSuperAdmin() bool

type ProfileUpdates 

type ProfileUpdates struct {
	DisplayName *string
	Username    *string
	Email       *string
}

type Repository 

type Repository struct {
	// contains filtered or unexported fields
}

func NewRepository 

func NewRepository(db *database.DB) *Repository

func (*Repository) CountUsers 

func (r *Repository) CountUsers(ctx context.Context) (int, error)

func (*Repository) CreateSession 

func (r *Repository) CreateSession(ctx context.Context, session *Session) (*Session, error)

func (*Repository) CreateUser 

func (r *Repository) CreateUser(ctx context.Context, user *User) (*User, error)

func (*Repository) FindBootstrappedAdmin added in v0.3.0 

func (r *Repository) FindBootstrappedAdmin(ctx context.Context) (*User, error)

func (*Repository) GetAllUsers 

func (r *Repository) GetAllUsers(ctx context.Context) ([]User, error)

func (*Repository) GetSessionWithRoleByTokenHash 

func (r *Repository) GetSessionWithRoleByTokenHash(ctx context.Context, tokenHash string) (*SessionWithUser, error)

GetSessionWithRoleByTokenHash Finds and retrieves valid session(non-expired or revoked) given a tokenHash. Also returns the user_role

func (*Repository) GetUserByID 

func (r *Repository) GetUserByID(ctx context.Context, userID UserID) (*User, error)

func (*Repository) GetUserByUsername 

func (r *Repository) GetUserByUsername(ctx context.Context, username string) (*User, error)

func (*Repository) NullifyPasswordHash added in v0.3.0 

func (r *Repository) NullifyPasswordHash(ctx context.Context, userID UserID) error

func (*Repository) RevokeAllUserSessions 

func (r *Repository) RevokeAllUserSessions(ctx context.Context, userID UserID) error

func (*Repository) RevokeAllUserSessionsExcept 

func (r *Repository) RevokeAllUserSessionsExcept(ctx context.Context, userID UserID, exceptSessionID SessionID) error

func (*Repository) RevokeSessionByID 

func (r *Repository) RevokeSessionByID(ctx context.Context, id SessionID) error

func (*Repository) SoftDeleteUser 

func (r *Repository) SoftDeleteUser(ctx context.Context, userID UserID) error

func (*Repository) UpdatePasswordHash 

func (r *Repository) UpdatePasswordHash(ctx context.Context, userID UserID, newHash []byte, mustChangePassword bool) error

func (*Repository) UpdateUser 

func (r *Repository) UpdateUser(ctx context.Context, user *User) (*User, error)

type Role 

type Role string

func (Role) String 

func (r Role) String() string

type Service 

type Service struct {
	// contains filtered or unexported fields
}

func NewService 

func NewService(repo repository, tx transactor, logger *slog.Logger) *Service

func (*Service) AddUserObserver added in v0.3.0 

func (s *Service) AddUserObserver(obs UserObserver)

func (*Service) Authenticate 

func (s *Service) Authenticate(ctx context.Context, rawToken string) (*Principal, error)

func (*Service) BootstrapAdmin 

func (s *Service) BootstrapAdmin(ctx context.Context, conf config.ConfServer) error

func (*Service) ChangePassword 

func (s *Service) ChangePassword(ctx context.Context, userID UserID, sessionID SessionID, currentPassword string, newPassword string) error

func (*Service) CreateUser 

func (s *Service) CreateUser(ctx context.Context, username string, displayName string, email string, principal *Principal) (*User, error)

func (*Service) DeleteUser 

func (s *Service) DeleteUser(ctx context.Context, principal *Principal, targetID UserID) error

func (*Service) DemoteUser 

func (s *Service) DemoteUser(ctx context.Context, principal *Principal, targetID UserID) (*User, error)

func (*Service) GetUserFromPrincipal 

func (s *Service) GetUserFromPrincipal(ctx context.Context, principal *Principal) (*User, error)

func (*Service) ListUsers 

func (s *Service) ListUsers(ctx context.Context) ([]User, error)

func (*Service) Login 

func (s *Service) Login(ctx context.Context, username string, password string) (string, *User, error)

func (*Service) PromoteUser 

func (s *Service) PromoteUser(ctx context.Context, principal *Principal, targetID UserID, newPassword string) (*User, error)

func (*Service) RevokeSession 

func (s *Service) RevokeSession(ctx context.Context, sessionID SessionID) error

func (*Service) UpdateOwnProfile 

func (s *Service) UpdateOwnProfile(ctx context.Context, userID UserID, updates ProfileUpdates) (*User, error)

type Session 

type Session struct {
	ID         SessionID  `db:"id" `
	UserID     UserID     `db:"user_id" `
	TokenHash  string     `db:"token_hash" `
	CreatedAt  time.Time  `db:"created_at" `
	ExpiresAt  time.Time  `db:"expires_at" `
	LastUsedAt *time.Time `db:"last_used_at" `
	RevokedAt  *time.Time `db:"revoked_at" `
}

func NewSession 

func NewSession(userID UserID, tokenHash string) Session

type SessionID 

type SessionID int64

func (SessionID) Int64 

func (id SessionID) Int64() int64

func (SessionID) String 

func (id SessionID) String() string

type SessionWithUser 

type SessionWithUser struct {
	Session
	UserRole Role `db:"user_role"` // Alias in SQL Join
}

type User 

type User struct {
	ID                 UserID     `db:"id"`
	Username           string     `db:"username"`
	DisplayName        string     `db:"display_name"`
	Email              string     `db:"email"`
	PasswordHash       []byte     `db:"password_hash"`
	Role               Role       `db:"role"`
	MustChangePassword bool       `db:"must_change_password"`
	CreatedBy          *UserID    `db:"created_by"`
	CreatedAt          time.Time  `db:"created_at"`
	DeletedAt          *time.Time `db:"deleted_at"`
}

func NewAdminUser added in v0.3.0 

func NewAdminUser(username, displayName, email, password string, createdByID *UserID, mustChangePassword bool) (User, error)

NewAdminUser creates an admin-role user; password is required and hashed. MustChangePassword is set to true so the admin must change the assigned password on first login.

func NewBootstrappedAdmin added in v0.3.0 

func NewBootstrappedAdmin(password string) (User, error)

func NewUserAccount added in v0.3.0 

func NewUserAccount(username, displayName, email string, createdByID *UserID) (User, error)

NewUserAccount creates a user-role account with no password. Non-admin users cannot log in; they exist solely to own devices.

func (*User) Update 

func (u *User) Update(up ProfileUpdates) error

type UserAuthenticator 

type UserAuthenticator interface {
	Authenticate(ctx context.Context, token string) (*Principal, error)
}

UserAuthenticator defines the interface for authenticating user sessions. This interface is defined in the auth package to avoid import cycles.

type UserEvent added in v0.3.0 

type UserEvent struct {
	Type   UserEventType
	UserID UserID
}

type UserEventType added in v0.3.0 

type UserEventType string
const (
	EventTypeUserCreated UserEventType = "user_created"
	EventTypeUserDeleted UserEventType = "user_deleted"
)

type UserID 

type UserID int64

func (UserID) Int64 

func (id UserID) Int64() int64

func (UserID) String 

func (id UserID) String() string

type UserObserver added in v0.3.0 

type UserObserver interface {
	OnUserEvent(ctx context.Context, event UserEvent)
}

UserObserver is implemented by any service that needs to react to user lifecycle events. Implementations are called synchronously within the originating transaction context.

Source Files

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