refactor: migrate signup functionality to single usersignup module

This commit is contained in:
Elias Schneider
2026-06-30 20:53:31 +02:00
parent 58fcf7cbe6
commit ecad31cae2
14 changed files with 223 additions and 147 deletions
+19
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package usersignup
import (
"context"
"time"
"gorm.io/gorm"
datatype "github.com/pocket-id/pocket-id/backend/internal/model/types"
)
// CleanupExpiredSignupTokens deletes signup tokens that have expired
// It returns the number of rows removed
func CleanupExpiredSignupTokens(ctx context.Context, db *gorm.DB) (int64, error) {
st := db.
WithContext(ctx).
Delete(&SignupToken{}, "expires_at < ?", datatype.DateTime(time.Now()))
return st.RowsAffected, st.Error
}
+31
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package usersignup
import (
"github.com/pocket-id/pocket-id/backend/internal/dto"
datatype "github.com/pocket-id/pocket-id/backend/internal/model/types"
"github.com/pocket-id/pocket-id/backend/internal/utils"
)
type signUpDto struct {
Username string `json:"username" binding:"required,username,min=1,max=50" unorm:"nfc"`
Email *string `json:"email" binding:"omitempty,email" unorm:"nfc"`
FirstName string `json:"firstName" binding:"max=50" unorm:"nfc"`
LastName string `json:"lastName" binding:"max=50" unorm:"nfc"`
Token string `json:"token"`
}
type signupTokenCreateDto struct {
TTL utils.JSONDuration `json:"ttl" binding:"required,ttl"`
UsageLimit int `json:"usageLimit" binding:"required,min=1,max=100"`
UserGroupIDs []string `json:"userGroupIds"`
}
type signupTokenDto struct {
ID string `json:"id"`
Token string `json:"token"`
ExpiresAt datatype.DateTime `json:"expiresAt"`
UsageLimit int `json:"usageLimit"`
UsageCount int `json:"usageCount"`
UserGroups []dto.UserGroupMinimalDto `json:"userGroups"`
CreatedAt datatype.DateTime `json:"createdAt"`
}
+197
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package usersignup
import (
"net/http"
"time"
"github.com/gin-gonic/gin"
"github.com/pocket-id/pocket-id/backend/internal/common"
"github.com/pocket-id/pocket-id/backend/internal/dto"
"github.com/pocket-id/pocket-id/backend/internal/utils"
"github.com/pocket-id/pocket-id/backend/internal/utils/cookie"
)
const defaultSignupTokenDuration = time.Hour
type handler struct {
service *Service
appConfig AppConfigProvider
}
func newHandler(service *Service, appConfig AppConfigProvider) *handler {
return &handler{service: service, appConfig: appConfig}
}
func (h *handler) checkInitialAdminSetupAvailable(c *gin.Context) {
setupCompleted, err := h.service.IsInitialAdminSetupCompleted(c.Request.Context())
if err != nil {
_ = c.Error(err)
return
}
if setupCompleted {
_ = c.Error(&common.SetupNotAvailableError{})
return
}
c.Status(http.StatusNoContent)
}
// signUpInitialAdmin godoc
// @Summary Sign up initial admin user
// @Description Sign up and generate setup access token for initial admin user
// @Tags Users
// @Accept json
// @Produce json
// @Param body body signUpDto true "User information"
// @Success 200 {object} dto.UserDto
// @Router /api/signup/setup [post]
func (h *handler) signUpInitialAdmin(c *gin.Context) {
var input signUpDto
if err := dto.ShouldBindWithNormalizedJSON(c, &input); err != nil {
_ = c.Error(err)
return
}
user, token, err := h.service.SignUpInitialAdmin(c.Request.Context(), input)
if err != nil {
_ = c.Error(err)
return
}
var userDto dto.UserDto
if err := dto.MapStruct(user, &userDto); err != nil {
_ = c.Error(err)
return
}
maxAge := int(h.appConfig.GetDbConfig().SessionDuration.AsDurationMinutes().Seconds())
cookie.AddAccessTokenCookie(c, maxAge, token)
c.JSON(http.StatusOK, userDto)
}
// createSignupTokenHandler godoc
// @Summary Create signup token
// @Description Create a new signup token that allows user registration
// @Tags Users
// @Accept json
// @Produce json
// @Param token body signupTokenCreateDto true "Signup token information"
// @Success 201 {object} signupTokenDto
// @Router /api/signup-tokens [post]
func (h *handler) createSignupToken(c *gin.Context) {
var input signupTokenCreateDto
if err := c.ShouldBindJSON(&input); err != nil {
_ = c.Error(err)
return
}
ttl := input.TTL.Duration
if ttl <= 0 {
ttl = defaultSignupTokenDuration
}
signupToken, err := h.service.CreateSignupToken(c.Request.Context(), ttl, input.UsageLimit, input.UserGroupIDs)
if err != nil {
_ = c.Error(err)
return
}
var tokenDto signupTokenDto
err = dto.MapStruct(signupToken, &tokenDto)
if err != nil {
_ = c.Error(err)
return
}
c.JSON(http.StatusCreated, tokenDto)
}
// listSignupTokensHandler godoc
// @Summary List signup tokens
// @Description Get a paginated list of signup tokens
// @Tags Users
// @Param pagination[page] query int false "Page number for pagination" default(1)
// @Param pagination[limit] query int false "Number of items per page" default(20)
// @Param sort[column] query string false "Column to sort by"
// @Param sort[direction] query string false "Sort direction (asc or desc)" default("asc")
// @Success 200 {object} dto.Paginated[signupTokenDto]
// @Router /api/signup-tokens [get]
func (h *handler) listSignupTokens(c *gin.Context) {
listRequestOptions := utils.ParseListRequestOptions(c)
tokens, pagination, err := h.service.ListSignupTokens(c.Request.Context(), listRequestOptions)
if err != nil {
_ = c.Error(err)
return
}
var tokensDto []signupTokenDto
if err := dto.MapStructList(tokens, &tokensDto); err != nil {
_ = c.Error(err)
return
}
c.JSON(http.StatusOK, dto.Paginated[signupTokenDto]{
Data: tokensDto,
Pagination: pagination,
})
}
// deleteSignupTokenHandler godoc
// @Summary Delete signup token
// @Description Delete a signup token by ID
// @Tags Users
// @Param id path string true "Token ID"
// @Success 204 "No Content"
// @Router /api/signup-tokens/{id} [delete]
func (h *handler) deleteSignupToken(c *gin.Context) {
tokenID := c.Param("id")
err := h.service.DeleteSignupToken(c.Request.Context(), tokenID)
if err != nil {
_ = c.Error(err)
return
}
c.Status(http.StatusNoContent)
}
// signupHandler godoc
// @Summary Sign up
// @Description Create a new user account
// @Tags Users
// @Accept json
// @Produce json
// @Param user body signUpDto true "User information"
// @Success 201 {object} dto.UserDto
// @Router /api/signup [post]
func (h *handler) signup(c *gin.Context) {
var input signUpDto
if err := dto.ShouldBindWithNormalizedJSON(c, &input); err != nil {
_ = c.Error(err)
return
}
ipAddress := c.ClientIP()
userAgent := c.GetHeader("User-Agent")
user, accessToken, err := h.service.SignUp(c.Request.Context(), input, ipAddress, userAgent)
if err != nil {
_ = c.Error(err)
return
}
maxAge := int(h.appConfig.GetDbConfig().SessionDuration.AsDurationMinutes().Seconds())
cookie.AddAccessTokenCookie(c, maxAge, accessToken)
var userDto dto.UserDto
if err := dto.MapStruct(user, &userDto); err != nil {
_ = c.Error(err)
return
}
c.JSON(http.StatusCreated, userDto)
}
+31
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package usersignup
import (
"time"
"github.com/pocket-id/pocket-id/backend/internal/model"
datatype "github.com/pocket-id/pocket-id/backend/internal/model/types"
)
// SignupToken is a single- or limited-use token that grants the ability to self-register
type SignupToken struct {
model.Base
Token string `json:"token"`
ExpiresAt datatype.DateTime `json:"expiresAt" sortable:"true"`
UsageLimit int `json:"usageLimit" sortable:"true"`
UsageCount int `json:"usageCount" sortable:"true"`
UserGroups []model.UserGroup `gorm:"many2many:signup_tokens_user_groups;"`
}
func (st *SignupToken) IsExpired() bool {
return time.Time(st.ExpiresAt).Before(time.Now())
}
func (st *SignupToken) IsUsageLimitReached() bool {
return st.UsageCount >= st.UsageLimit
}
func (st *SignupToken) IsValid() bool {
return !st.IsExpired() && !st.IsUsageLimitReached()
}
+60
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package usersignup
import (
"context"
"github.com/gin-gonic/gin"
"gorm.io/gorm"
"github.com/pocket-id/pocket-id/backend/internal/dto"
"github.com/pocket-id/pocket-id/backend/internal/model"
)
type TokenService interface {
GenerateAccessToken(user model.User, authenticationMethod string) (string, error)
}
type AuditLogger interface {
Create(ctx context.Context, event model.AuditLogEvent, ipAddress, userAgent, userID string, data model.AuditLogData, tx *gorm.DB) (model.AuditLog, bool)
}
type AppConfigProvider interface {
GetDbConfig() *model.AppConfig
}
type UserCreator interface {
CreateUserInternal(ctx context.Context, input dto.UserCreateDto, isLdapSync bool, tx *gorm.DB) (model.User, error)
}
type Dependencies struct {
DB *gorm.DB
Signer TokenService
AuditLog AuditLogger
AppConfig AppConfigProvider
UserCreator UserCreator
}
type Module struct {
service *Service
handler *handler
}
func New(deps Dependencies) *Module {
service := newService(deps)
return &Module{
service: service,
handler: newHandler(service, deps.AppConfig),
}
}
// RegisterRoutes mounts the signup and signup-token management endpoints
// adminAuth guards the admin token-management routes; signupRateLimit throttles public self-signup
func (m *Module) RegisterRoutes(apiGroup *gin.RouterGroup, adminAuth, signupRateLimit gin.HandlerFunc) {
apiGroup.POST("/signup-tokens", adminAuth, m.handler.createSignupToken)
apiGroup.GET("/signup-tokens", adminAuth, m.handler.listSignupTokens)
apiGroup.DELETE("/signup-tokens/:id", adminAuth, m.handler.deleteSignupToken)
apiGroup.POST("/signup", signupRateLimit, m.handler.signup)
apiGroup.GET("/signup/setup", m.handler.checkInitialAdminSetupAvailable)
apiGroup.POST("/signup/setup", m.handler.signUpInitialAdmin)
}
+233
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package usersignup
import (
"context"
"errors"
"strings"
"time"
"gorm.io/gorm"
"gorm.io/gorm/clause"
"github.com/pocket-id/pocket-id/backend/internal/common"
"github.com/pocket-id/pocket-id/backend/internal/dto"
"github.com/pocket-id/pocket-id/backend/internal/model"
datatype "github.com/pocket-id/pocket-id/backend/internal/model/types"
"github.com/pocket-id/pocket-id/backend/internal/utils"
)
// authenticationMethodOneTimePassword identifies one-time-password authentication, used for the initial admin setup token
// It must match the value emitted by the JWT service in the access token's "amr" claim
const authenticationMethodOneTimePassword = "otp"
type Service struct {
db *gorm.DB
userCreator UserCreator
signer TokenService
auditLog AuditLogger
appConfig AppConfigProvider
}
func newService(deps Dependencies) *Service {
return &Service{
db: deps.DB,
userCreator: deps.UserCreator,
signer: deps.Signer,
auditLog: deps.AuditLog,
appConfig: deps.AppConfig,
}
}
func (s *Service) SignUp(ctx context.Context, signupData signUpDto, ipAddress, userAgent string) (model.User, string, error) {
tx := s.db.Begin()
defer func() {
tx.Rollback()
}()
tokenProvided := signupData.Token != ""
config := s.appConfig.GetDbConfig()
if config.AllowUserSignups.Value != "open" && !tokenProvided {
return model.User{}, "", &common.OpenSignupDisabledError{}
}
var signupToken SignupToken
var userGroupIDs []string
if tokenProvided {
err := tx.
WithContext(ctx).
Preload("UserGroups").
Where("token = ?", signupData.Token).
Clauses(clause.Locking{Strength: "UPDATE"}).
First(&signupToken).
Error
if err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
return model.User{}, "", &common.TokenInvalidOrExpiredError{}
}
return model.User{}, "", err
}
if !signupToken.IsValid() {
return model.User{}, "", &common.TokenInvalidOrExpiredError{}
}
for _, group := range signupToken.UserGroups {
userGroupIDs = append(userGroupIDs, group.ID)
}
}
userToCreate := dto.UserCreateDto{
Username: signupData.Username,
Email: signupData.Email,
FirstName: signupData.FirstName,
LastName: signupData.LastName,
DisplayName: strings.TrimSpace(signupData.FirstName + " " + signupData.LastName),
UserGroupIds: userGroupIDs,
EmailVerified: s.appConfig.GetDbConfig().EmailsVerified.IsTrue(),
}
user, err := s.userCreator.CreateUserInternal(ctx, userToCreate, false, tx)
if err != nil {
return model.User{}, "", err
}
accessToken, err := s.signer.GenerateAccessToken(user, "")
if err != nil {
return model.User{}, "", err
}
if tokenProvided {
s.auditLog.Create(ctx, model.AuditLogEventAccountCreated, ipAddress, userAgent, user.ID, model.AuditLogData{
"signupToken": signupToken.Token,
}, tx)
signupToken.UsageCount++
err = tx.WithContext(ctx).Save(&signupToken).Error
if err != nil {
return model.User{}, "", err
}
} else {
s.auditLog.Create(ctx, model.AuditLogEventAccountCreated, ipAddress, userAgent, user.ID, model.AuditLogData{
"method": "open_signup",
}, tx)
}
err = tx.Commit().Error
if err != nil {
return model.User{}, "", err
}
return user, accessToken, nil
}
func (s *Service) SignUpInitialAdmin(ctx context.Context, signUpData signUpDto) (model.User, string, error) {
tx := s.db.Begin()
defer func() {
tx.Rollback()
}()
setupCompleted, err := s.isInitialAdminSetupCompleted(ctx, tx)
if err != nil {
return model.User{}, "", err
}
if setupCompleted {
return model.User{}, "", &common.SetupNotAvailableError{}
}
userToCreate := dto.UserCreateDto{
FirstName: signUpData.FirstName,
LastName: signUpData.LastName,
DisplayName: strings.TrimSpace(signUpData.FirstName + " " + signUpData.LastName),
Username: signUpData.Username,
Email: signUpData.Email,
IsAdmin: true,
}
user, err := s.userCreator.CreateUserInternal(ctx, userToCreate, false, tx)
if err != nil {
return model.User{}, "", err
}
token, err := s.signer.GenerateAccessToken(user, authenticationMethodOneTimePassword)
if err != nil {
return model.User{}, "", err
}
err = tx.Commit().Error
if err != nil {
return model.User{}, "", err
}
return user, token, nil
}
func (s *Service) IsInitialAdminSetupCompleted(ctx context.Context) (bool, error) {
return s.isInitialAdminSetupCompleted(ctx, s.db)
}
func (s *Service) isInitialAdminSetupCompleted(ctx context.Context, db *gorm.DB) (bool, error) {
var userCount int64
if err := db.WithContext(ctx).Model(&model.User{}).
Where("id != ?", common.StaticApiKeyUserID).
Count(&userCount).Error; err != nil {
return false, err
}
return userCount != 0, nil
}
func (s *Service) ListSignupTokens(ctx context.Context, listRequestOptions utils.ListRequestOptions) ([]SignupToken, utils.PaginationResponse, error) {
var tokens []SignupToken
query := s.db.WithContext(ctx).Preload("UserGroups").Model(&SignupToken{})
pagination, err := utils.PaginateFilterAndSort(listRequestOptions, query, &tokens)
return tokens, pagination, err
}
func (s *Service) DeleteSignupToken(ctx context.Context, tokenID string) error {
return s.db.WithContext(ctx).Delete(&SignupToken{}, "id = ?", tokenID).Error
}
func (s *Service) CreateSignupToken(ctx context.Context, ttl time.Duration, usageLimit int, userGroupIDs []string) (SignupToken, error) {
signupToken, err := newSignupToken(ttl, usageLimit)
if err != nil {
return SignupToken{}, err
}
var userGroups []model.UserGroup
err = s.db.WithContext(ctx).
Where("id IN ?", userGroupIDs).
Find(&userGroups).
Error
if err != nil {
return SignupToken{}, err
}
signupToken.UserGroups = userGroups
err = s.db.WithContext(ctx).Create(signupToken).Error
if err != nil {
return SignupToken{}, err
}
return *signupToken, nil
}
func newSignupToken(ttl time.Duration, usageLimit int) (*SignupToken, error) {
// Generate a random token
randomString, err := utils.GenerateRandomAlphanumericString(16)
if err != nil {
return nil, err
}
now := time.Now().Round(time.Second)
token := &SignupToken{
Token: randomString,
ExpiresAt: datatype.DateTime(now.Add(ttl)),
UsageLimit: usageLimit,
UsageCount: 0,
}
return token, nil
}