mirror of
https://gitlab.com/mbugroup/lti-api.git
synced 2026-05-20 13:31:56 +00:00
[FIX/BE-US]add feature restrict by location and areas in roles
This commit is contained in:
ragilap
@@ -0,0 +1,331 @@
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package controllers
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import (
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"context"
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"crypto/hmac"
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"crypto/sha256"
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"encoding/base64"
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"encoding/hex"
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"errors"
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"fmt"
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"strconv"
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"strings"
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"sync"
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"time"
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"github.com/gofiber/fiber/v2"
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"github.com/redis/go-redis/v9"
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"gorm.io/gorm"
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"gitlab.com/mbugroup/lti-api.git/internal/config"
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entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
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sso "gitlab.com/mbugroup/lti-api.git/internal/modules/sso/verifier"
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"gitlab.com/mbugroup/lti-api.git/internal/response"
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"gitlab.com/mbugroup/lti-api.git/internal/utils"
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)
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type MasterDataController struct {
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db *gorm.DB
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redis *redis.Client
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clients map[string]config.SSOClientConfig
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drift time.Duration
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nonceTTL time.Duration
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localNonce sync.Map
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}
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type masterArea struct {
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ID uint `json:"id"`
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Name string `json:"name"`
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}
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type masterLocation struct {
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ID uint `json:"id"`
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Name string `json:"name"`
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AreaID uint `json:"area_id"`
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}
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func NewMasterDataController(db *gorm.DB, redis *redis.Client, clients map[string]config.SSOClientConfig) *MasterDataController {
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normalized := make(map[string]config.SSOClientConfig, len(clients))
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for alias, cfg := range clients {
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alias = strings.ToLower(strings.TrimSpace(alias))
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normalized[alias] = cfg
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}
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drift := config.SSOUserSyncDrift
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if drift <= 0 {
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drift = 2 * time.Minute
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}
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nonceTTL := config.SSOUserSyncNonceTTL
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if nonceTTL <= 0 {
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nonceTTL = 10 * time.Minute
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}
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return &MasterDataController{
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db: db,
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redis: redis,
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clients: normalized,
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drift: drift,
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nonceTTL: nonceTTL,
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}
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}
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func (h *MasterDataController) GetAreas(c *fiber.Ctx) error {
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if _, _, err := h.authenticate(c, nil); err != nil {
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return err
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}
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search := strings.TrimSpace(c.Query("search", ""))
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ids := parseUintList(c.Query("ids", ""))
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query := h.db.WithContext(c.Context()).
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Model(&entity.Area{}).
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Where("deleted_at IS NULL")
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if search != "" {
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query = query.Where("name ILIKE ?", "%"+search+"%")
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}
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if len(ids) > 0 {
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query = query.Where("id IN ?", ids)
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}
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var areas []masterArea
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if err := query.Order("name ASC").Find(&areas).Error; err != nil {
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utils.Log.WithError(err).Error("failed to fetch areas for master data")
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return fiber.NewError(fiber.StatusInternalServerError, "failed to fetch areas")
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}
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return c.Status(fiber.StatusOK).JSON(response.Success{
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Code: fiber.StatusOK,
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Status: "success",
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Message: "Get areas successfully",
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Data: areas,
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})
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}
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func (h *MasterDataController) GetLocations(c *fiber.Ctx) error {
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if _, _, err := h.authenticate(c, nil); err != nil {
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return err
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}
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search := strings.TrimSpace(c.Query("search", ""))
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areaIDs := parseUintList(c.Query("area_ids", ""))
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ids := parseUintList(c.Query("ids", ""))
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query := h.db.WithContext(c.Context()).
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Model(&entity.Location{}).
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Where("deleted_at IS NULL")
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if search != "" {
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query = query.Where("name ILIKE ?", "%"+search+"%")
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}
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if len(areaIDs) > 0 {
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query = query.Where("area_id IN ?", areaIDs)
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}
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if len(ids) > 0 {
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query = query.Where("id IN ?", ids)
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}
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var locations []masterLocation
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if err := query.Order("name ASC").Find(&locations).Error; err != nil {
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utils.Log.WithError(err).Error("failed to fetch locations for master data")
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return fiber.NewError(fiber.StatusInternalServerError, "failed to fetch locations")
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}
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return c.Status(fiber.StatusOK).JSON(response.Success{
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Code: fiber.StatusOK,
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Status: "success",
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Message: "Get locations successfully",
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Data: locations,
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})
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}
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func (h *MasterDataController) authenticate(c *fiber.Ctx, body []byte) (string, config.SSOClientConfig, error) {
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rawAlias := strings.TrimSpace(c.Get("X-Sync-Client"))
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if rawAlias == "" {
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return "", config.SSOClientConfig{}, fiber.NewError(fiber.StatusUnauthorized, "missing sync client header")
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}
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aliasKey := strings.ToLower(rawAlias)
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clientCfg, ok := h.clients[aliasKey]
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if !ok {
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return "", config.SSOClientConfig{}, fiber.NewError(fiber.StatusUnauthorized, "unknown sync client")
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}
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if err := h.verifyAuthorization(c, aliasKey); err != nil {
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return "", config.SSOClientConfig{}, err
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}
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secret := strings.TrimSpace(clientCfg.SyncSecret)
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if secret == "" {
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return "", config.SSOClientConfig{}, fiber.NewError(fiber.StatusUnauthorized, "sync secret not configured")
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}
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timestamp := strings.TrimSpace(c.Get("X-Sync-Timestamp"))
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nonce := strings.TrimSpace(c.Get("X-Sync-Nonce"))
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signature := strings.TrimSpace(c.Get("X-Sync-Signature"))
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if timestamp == "" || nonce == "" || signature == "" {
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return "", config.SSOClientConfig{}, fiber.NewError(fiber.StatusUnauthorized, "missing signature headers")
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}
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if len(nonce) < 16 {
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return "", config.SSOClientConfig{}, fiber.NewError(fiber.StatusUnauthorized, "nonce too short")
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}
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ts, err := strconv.ParseInt(timestamp, 10, 64)
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if err != nil {
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return "", config.SSOClientConfig{}, fiber.NewError(fiber.StatusBadRequest, "invalid timestamp")
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}
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msgTime := time.Unix(ts, 0).UTC()
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now := time.Now().UTC()
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drift := now.Sub(msgTime)
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if drift > h.drift || drift < -h.drift {
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return "", config.SSOClientConfig{}, fiber.NewError(fiber.StatusUnauthorized, "timestamp outside allowed window")
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}
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providedSig, err := decodeMasterSignature(signature)
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if err != nil {
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return "", config.SSOClientConfig{}, fiber.NewError(fiber.StatusUnauthorized, "invalid signature encoding")
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}
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expectedSignature := calculateSignature(secret, rawAlias, timestamp, nonce, body)
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if !hmac.Equal(providedSig, expectedSignature) {
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return "", config.SSOClientConfig{}, fiber.NewError(fiber.StatusUnauthorized, "invalid signature")
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}
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if err := h.registerNonce(c.Context(), aliasKey, nonce); err != nil {
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return "", config.SSOClientConfig{}, err
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}
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return aliasKey, clientCfg, nil
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}
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func (h *MasterDataController) verifyAuthorization(c *fiber.Ctx, alias string) error {
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authHeader := strings.TrimSpace(c.Get(fiber.HeaderAuthorization))
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if authHeader == "" {
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return fiber.NewError(fiber.StatusUnauthorized, "missing authorization header")
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}
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parts := strings.SplitN(authHeader, " ", 2)
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if len(parts) != 2 || !strings.EqualFold(parts[0], "Bearer") {
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return fiber.NewError(fiber.StatusUnauthorized, "invalid authorization header")
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}
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token := strings.TrimSpace(parts[1])
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if token == "" {
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return fiber.NewError(fiber.StatusUnauthorized, "invalid authorization header")
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}
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verification, err := sso.VerifyAccessToken(token)
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if err != nil {
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return fiber.NewError(fiber.StatusUnauthorized, "invalid access token")
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}
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if verification.ServiceAlias == "" || verification.ServiceAlias != alias {
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return fiber.NewError(fiber.StatusUnauthorized, "service subject mismatch")
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}
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if !hasAnyScope(verification.Claims.Scopes(), []string{"sync.master", "sync.users"}) {
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return fiber.NewError(fiber.StatusForbidden, "missing sync scope")
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}
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return nil
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}
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func (h *MasterDataController) registerNonce(ctx context.Context, alias, nonce string) error {
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ttl := h.nonceTTL
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if ttl <= 0 {
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ttl = 10 * time.Minute
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}
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key := fmt.Sprintf("sso:sync:%s:%s", alias, nonce)
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if h.redis != nil {
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stored, err := h.redis.SetNX(ctx, key, "1", ttl).Result()
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if err == nil {
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if !stored {
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return fiber.NewError(fiber.StatusUnauthorized, "nonce already used")
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}
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return nil
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}
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utils.Log.WithError(err).Warn("store sync nonce failed")
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}
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now := time.Now().UTC()
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if expRaw, ok := h.localNonce.Load(key); ok {
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if expTime, ok := expRaw.(time.Time); ok && expTime.After(now) {
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return fiber.NewError(fiber.StatusUnauthorized, "nonce already used")
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}
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}
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h.localNonce.Store(key, now.Add(ttl))
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return nil
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}
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func calculateSignature(secret, alias, timestamp, nonce string, body []byte) []byte {
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mac := hmac.New(sha256.New, []byte(secret))
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mac.Write([]byte(alias))
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mac.Write([]byte("\n"))
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mac.Write([]byte(timestamp))
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mac.Write([]byte("\n"))
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mac.Write([]byte(nonce))
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mac.Write([]byte("\n"))
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if len(body) > 0 {
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mac.Write(body)
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}
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return mac.Sum(nil)
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}
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func decodeMasterSignature(sig string) ([]byte, error) {
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sig = strings.TrimSpace(sig)
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if sig == "" {
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return nil, errors.New("empty signature")
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}
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if decoded, err := hex.DecodeString(sig); err == nil {
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return decoded, nil
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}
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if decoded, err := base64.StdEncoding.DecodeString(sig); err == nil {
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return decoded, nil
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}
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if decoded, err := base64.URLEncoding.DecodeString(sig); err == nil {
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return decoded, nil
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}
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return nil, errors.New("unrecognized signature encoding")
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}
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func parseUintList(raw string) []uint {
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raw = strings.TrimSpace(raw)
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if raw == "" {
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return nil
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}
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parts := strings.Split(raw, ",")
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out := make([]uint, 0, len(parts))
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seen := make(map[uint]struct{}, len(parts))
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for _, part := range parts {
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part = strings.TrimSpace(part)
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if part == "" {
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continue
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}
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val, err := strconv.ParseUint(part, 10, 64)
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if err != nil || val == 0 {
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continue
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}
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if _, ok := seen[uint(val)]; ok {
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continue
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}
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seen[uint(val)] = struct{}{}
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out = append(out, uint(val))
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}
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return out
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}
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func hasAnyScope(scopes []string, targets []string) bool {
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if len(scopes) == 0 || len(targets) == 0 {
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return false
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}
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for _, scope := range scopes {
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scope = strings.ToLower(strings.TrimSpace(scope))
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if scope == "" {
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continue
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}
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for _, target := range targets {
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if scope == strings.ToLower(strings.TrimSpace(target)) {
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return true
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}
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}
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}
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return false
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}
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@@ -16,7 +16,7 @@ import (
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"gitlab.com/mbugroup/lti-api.git/internal/config"
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"gitlab.com/mbugroup/lti-api.git/internal/modules/sso/session"
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"gitlab.com/mbugroup/lti-api.git/internal/sso"
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sso "gitlab.com/mbugroup/lti-api.git/internal/modules/sso/verifier"
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"gitlab.com/mbugroup/lti-api.git/internal/utils"
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"gitlab.com/mbugroup/lti-api.git/internal/utils/secure"
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)
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@@ -9,23 +9,24 @@ import (
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"encoding/json"
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"errors"
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"fmt"
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"github.com/go-playground/validator/v10"
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"github.com/gofiber/fiber/v2"
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"github.com/redis/go-redis/v9"
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"github.com/sirupsen/logrus"
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"gorm.io/gorm"
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"strconv"
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"strings"
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"sync"
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"time"
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"github.com/go-playground/validator/v10"
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"github.com/gofiber/fiber/v2"
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"github.com/redis/go-redis/v9"
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"github.com/sirupsen/logrus"
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"gorm.io/gorm"
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"gitlab.com/mbugroup/lti-api.git/internal/config"
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entity "gitlab.com/mbugroup/lti-api.git/internal/entities"
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"gitlab.com/mbugroup/lti-api.git/internal/modules/sso/session"
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sso "gitlab.com/mbugroup/lti-api.git/internal/modules/sso/verifier"
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"gitlab.com/mbugroup/lti-api.git/internal/modules/users/dto"
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userRepository "gitlab.com/mbugroup/lti-api.git/internal/modules/users/repositories"
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"gitlab.com/mbugroup/lti-api.git/internal/response"
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"gitlab.com/mbugroup/lti-api.git/internal/sso"
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"gitlab.com/mbugroup/lti-api.git/internal/utils"
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)
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Reference in New Issue
Block a user