Andriy Oblivantsev
5716d4adf6
CI / test (push) Successful in 4s
Add feature geometry PATCH API support and update MapLibre demo to use OSM raster tiles, load all public/owned features, and let logged-in users drag their own feature markers to persist new positions. Made-with: Cursor
623 lines
18 KiB
Go
623 lines
18 KiB
Go
package app
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import (
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"context"
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"encoding/base64"
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"encoding/json"
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"errors"
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"fmt"
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"io"
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"strings"
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"time"
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"momswap/backend/internal/auth"
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"momswap/backend/internal/store"
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)
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var (
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ErrUnauthorized = errors.New("unauthorized")
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ErrForbidden = errors.New("forbidden")
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ErrBadRequest = errors.New("bad request")
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ErrRegistrationNotConfigured = errors.New("registration by signature not configured")
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ErrInviteInvalid = errors.New("invite invalid")
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ErrInviteExpired = errors.New("invite expired")
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ErrInviteExhaust = errors.New("invite exhausted")
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ErrAlreadyUser = errors.New("user already registered")
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ErrCollectionMiss = errors.New("collection missing")
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ErrFeatureMiss = errors.New("feature missing")
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ErrAssetMiss = errors.New("asset missing")
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ErrStorageNotConfigured = errors.New("storage not configured")
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)
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type Config struct {
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ChallengeTTL time.Duration
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SessionTTL time.Duration
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UploadURLTTL time.Duration
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ReadURLTTL time.Duration
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}
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type AssetURLSigner interface {
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SignedGetObjectURL(ctx context.Context, objectKey string, expiry time.Duration) (string, error)
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PutObject(ctx context.Context, objectKey, contentType string, body io.Reader, size int64) error
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GetObject(ctx context.Context, objectKey string) (io.ReadCloser, string, int64, error)
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}
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type Service struct {
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store store.Store
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config Config
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servicePublicKey string
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assetSigner AssetURLSigner
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}
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func NewService(st store.Store, cfg Config, servicePublicKey string) *Service {
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if cfg.UploadURLTTL <= 0 {
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cfg.UploadURLTTL = 15 * time.Minute
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}
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if cfg.ReadURLTTL <= 0 {
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cfg.ReadURLTTL = 10 * time.Minute
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}
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return &Service{store: st, config: cfg, servicePublicKey: servicePublicKey}
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}
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func (s *Service) ConfigureAssetStorage(signer AssetURLSigner) {
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s.assetSigner = signer
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}
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type InvitationPayload struct {
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JTI string `json:"jti"`
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InviterPublicKey string `json:"inviterPublicKey"`
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InviteePublicKey string `json:"inviteePublicKey,omitempty"`
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ExpiresAtUnix int64 `json:"expiresAtUnix"`
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MaxUses int `json:"maxUses"`
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}
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func (s *Service) BootstrapAdmin(publicKey string) {
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if publicKey == "" {
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return
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}
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s.store.UpsertUser(store.User{
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PublicKey: publicKey,
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CreatedAt: time.Now().UTC(),
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})
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}
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func (s *Service) ServicePublicKey() string {
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return s.servicePublicKey
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}
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func (s *Service) RegisterBySignature(publicKey, signature string) error {
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if s.servicePublicKey == "" {
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return ErrRegistrationNotConfigured
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}
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if publicKey == "" {
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return fmt.Errorf("%w: missing public key", ErrBadRequest)
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}
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if _, err := s.store.GetUser(publicKey); err == nil {
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return ErrAlreadyUser
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}
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if err := auth.VerifySignature(publicKey, s.servicePublicKey, signature); err != nil {
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return fmt.Errorf("%w: signature verification failed", ErrBadRequest)
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}
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s.store.UpsertUser(store.User{
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PublicKey: publicKey,
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CreatedAt: time.Now().UTC(),
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})
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return nil
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}
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func (s *Service) CreateChallenge(publicKey, clientIP string) (string, error) {
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if publicKey == "" {
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return "", fmt.Errorf("%w: missing public key", ErrBadRequest)
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}
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nonce, err := auth.NewRandomToken(24)
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if err != nil {
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return "", err
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}
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err = s.store.CreateChallenge(store.Challenge{
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Nonce: nonce,
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PublicKey: publicKey,
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IP: clientIP,
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ExpiresAt: time.Now().UTC().Add(s.config.ChallengeTTL),
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Used: false,
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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 nonce, nil
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}
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func (s *Service) Login(publicKey, nonce, signature, clientIP string) (string, error) {
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ch, err := s.store.GetChallenge(nonce)
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if err != nil {
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return "", fmt.Errorf("%w: challenge not found", ErrUnauthorized)
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}
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if ch.Used || time.Now().UTC().After(ch.ExpiresAt) {
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return "", fmt.Errorf("%w: challenge expired", ErrUnauthorized)
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}
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if ch.PublicKey != publicKey {
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return "", fmt.Errorf("%w: challenge key mismatch", ErrUnauthorized)
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}
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if _, err := s.store.GetUser(publicKey); err != nil {
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return "", fmt.Errorf("%w: user not registered", ErrUnauthorized)
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}
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msg := "login:" + nonce
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if err := auth.VerifySignature(publicKey, msg, signature); err != nil {
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return "", fmt.Errorf("%w: %v", ErrUnauthorized, err)
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}
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_ = s.store.MarkChallengeUsed(nonce)
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token, err := auth.NewRandomToken(32)
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if err != nil {
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return "", err
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}
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s.store.SaveSession(store.Session{
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Token: token,
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PublicKey: publicKey,
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ExpiresAt: time.Now().UTC().Add(s.config.SessionTTL),
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})
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s.store.SaveUserLogin(store.UserLogin{
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PublicKey: publicKey,
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IP: clientIP,
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CreatedAt: time.Now().UTC(),
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})
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return token, nil
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}
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func (s *Service) AuthenticateSession(token string) (string, error) {
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session, err := s.store.GetSession(token)
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if err != nil || time.Now().UTC().After(session.ExpiresAt) {
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return "", ErrUnauthorized
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}
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return session.PublicKey, nil
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}
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func (s *Service) CreateInvitation(authenticatedKey, invitePayloadB64, inviteSigB64 string) error {
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payloadRaw, err := base64.RawURLEncoding.DecodeString(invitePayloadB64)
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if err != nil {
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return fmt.Errorf("%w: decode payload", ErrBadRequest)
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}
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var payload InvitationPayload
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if err := json.Unmarshal(payloadRaw, &payload); err != nil {
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return fmt.Errorf("%w: invalid payload json", ErrBadRequest)
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}
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if payload.InviterPublicKey != authenticatedKey {
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return fmt.Errorf("%w: inviter mismatch", ErrForbidden)
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}
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if payload.JTI == "" || payload.MaxUses <= 0 || payload.ExpiresAtUnix <= 0 {
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return fmt.Errorf("%w: invalid invite fields", ErrBadRequest)
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}
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if time.Now().UTC().After(time.Unix(payload.ExpiresAtUnix, 0).UTC()) {
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return ErrInviteExpired
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}
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if _, err := s.store.GetUser(payload.InviterPublicKey); err != nil {
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return fmt.Errorf("%w: inviter user missing", ErrForbidden)
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}
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if err := auth.VerifySignature(payload.InviterPublicKey, "invite:"+invitePayloadB64, inviteSigB64); err != nil {
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return fmt.Errorf("%w: %v", ErrBadRequest, err)
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}
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return s.store.SaveInvitation(store.Invitation{
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JTI: payload.JTI,
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InviterPublicKey: payload.InviterPublicKey,
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InviteePublicKey: payload.InviteePublicKey,
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ExpiresAt: time.Unix(payload.ExpiresAtUnix, 0).UTC(),
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MaxUses: payload.MaxUses,
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UsedCount: 0,
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})
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}
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func (s *Service) Register(newPublicKey, invitePayloadB64, inviteSigB64, proofSigB64 string) error {
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if newPublicKey == "" {
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return fmt.Errorf("%w: missing public key", ErrBadRequest)
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}
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if _, err := s.store.GetUser(newPublicKey); err == nil {
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return ErrAlreadyUser
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}
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payloadRaw, err := base64.RawURLEncoding.DecodeString(invitePayloadB64)
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if err != nil {
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return fmt.Errorf("%w: decode payload", ErrBadRequest)
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}
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var payload InvitationPayload
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if err := json.Unmarshal(payloadRaw, &payload); err != nil {
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return fmt.Errorf("%w: invalid payload", ErrBadRequest)
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}
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if err := auth.VerifySignature(payload.InviterPublicKey, "invite:"+invitePayloadB64, inviteSigB64); err != nil {
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return fmt.Errorf("%w: invite signature", ErrInviteInvalid)
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}
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if _, err := s.store.GetUser(payload.InviterPublicKey); err != nil {
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return fmt.Errorf("%w: inviter missing", ErrInviteInvalid)
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}
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inv, err := s.store.GetInvitation(payload.JTI)
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if err != nil {
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return fmt.Errorf("%w: invite unknown", ErrInviteInvalid)
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}
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if inv.InviterPublicKey != payload.InviterPublicKey {
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return fmt.Errorf("%w: inviter mismatch", ErrInviteInvalid)
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}
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if time.Now().UTC().After(inv.ExpiresAt) {
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return ErrInviteExpired
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}
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if inv.UsedCount >= inv.MaxUses {
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return ErrInviteExhaust
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}
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if inv.InviteePublicKey != "" && inv.InviteePublicKey != newPublicKey {
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return fmt.Errorf("%w: invite bound to another key", ErrInviteInvalid)
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}
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proofMessage := "register:" + newPublicKey + ":" + payload.JTI
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if err := auth.VerifySignature(newPublicKey, proofMessage, proofSigB64); err != nil {
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return fmt.Errorf("%w: register proof", ErrInviteInvalid)
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}
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if err := s.store.IncrementInvitationUsage(payload.JTI); err != nil {
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return err
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}
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s.store.UpsertUser(store.User{
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PublicKey: newPublicKey,
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Inviter: payload.InviterPublicKey,
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CreatedAt: time.Now().UTC(),
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})
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return nil
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}
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func validatePoint(point store.Point) error {
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if point.Type != "Point" {
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return fmt.Errorf("%w: geometry type must be Point", ErrBadRequest)
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}
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if len(point.Coordinates) != 2 && len(point.Coordinates) != 3 {
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return fmt.Errorf("%w: coordinates must have lon/lat[/alt]", ErrBadRequest)
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}
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lon, lat := point.Coordinates[0], point.Coordinates[1]
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if lon < -180 || lon > 180 {
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return fmt.Errorf("%w: longitude must be -180 to 180, got %.2f", ErrBadRequest, lon)
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}
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if lat < -90 || lat > 90 {
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return fmt.Errorf("%w: latitude must be -90 to 90, got %.2f", ErrBadRequest, lat)
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}
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return nil
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}
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func (s *Service) CreateCollection(ownerKey, name string) (store.Collection, error) {
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if name == "" {
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return store.Collection{}, fmt.Errorf("%w: collection name required", ErrBadRequest)
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}
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id, err := auth.NewRandomToken(12)
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if err != nil {
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return store.Collection{}, err
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}
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c := store.Collection{
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ID: id,
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OwnerKey: ownerKey,
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Name: name,
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CreatedAt: time.Now().UTC(),
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}
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s.store.SaveCollection(c)
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return c, nil
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}
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func (s *Service) ListCollections(ownerKey string) []store.Collection {
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return s.store.ListCollectionsByOwner(ownerKey)
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}
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func (s *Service) UpdateCollection(ownerKey, collectionID, name string) (store.Collection, error) {
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collection, err := s.store.GetCollection(collectionID)
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if err != nil {
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return store.Collection{}, ErrCollectionMiss
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}
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if collection.OwnerKey != ownerKey {
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return store.Collection{}, ErrForbidden
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}
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if name == "" {
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return store.Collection{}, fmt.Errorf("%w: collection name required", ErrBadRequest)
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}
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collection.Name = name
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s.store.SaveCollection(collection)
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return collection, nil
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}
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func (s *Service) DeleteCollection(ownerKey, collectionID string) error {
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collection, err := s.store.GetCollection(collectionID)
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if err != nil {
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return ErrCollectionMiss
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}
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if collection.OwnerKey != ownerKey {
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return ErrForbidden
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}
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return s.store.DeleteCollection(collectionID)
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}
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func (s *Service) CreateFeature(ownerKey, collectionID string, geometry store.Point, properties map[string]interface{}) (store.Feature, error) {
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collection, err := s.store.GetCollection(collectionID)
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if err != nil {
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return store.Feature{}, ErrCollectionMiss
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}
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if collection.OwnerKey != ownerKey {
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return store.Feature{}, ErrForbidden
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}
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if err := validatePoint(geometry); err != nil {
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return store.Feature{}, err
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}
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id, err := auth.NewRandomToken(12)
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if err != nil {
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return store.Feature{}, err
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}
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now := time.Now().UTC()
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feature := store.Feature{
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ID: id,
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CollectionID: collectionID,
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OwnerKey: ownerKey,
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Type: "Feature",
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Geometry: geometry,
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Properties: properties,
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CreatedAt: now,
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UpdatedAt: now,
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}
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s.store.SaveFeature(feature)
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return feature, nil
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}
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func (s *Service) ListFeatures(ownerKey, collectionID string) ([]store.Feature, error) {
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collection, err := s.store.GetCollection(collectionID)
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if err != nil {
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return nil, ErrCollectionMiss
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}
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if collection.OwnerKey != ownerKey {
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return nil, ErrForbidden
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}
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features := s.store.ListFeaturesByCollection(collectionID)
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for idx := range features {
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featureAssets := s.store.ListAssetsByFeature(features[idx].ID)
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assets := make([]map[string]interface{}, 0, len(featureAssets))
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for _, linkedAsset := range featureAssets {
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assets = append(assets, map[string]interface{}{
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"id": linkedAsset.ID,
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"kind": linkedAsset.Kind,
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"name": linkedAsset.Name,
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"description": linkedAsset.Description,
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"checksum": linkedAsset.Checksum,
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"ext": linkedAsset.Ext,
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"isPublic": linkedAsset.IsPublic,
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"link": "/v1/assets/" + linkedAsset.ID + "/download",
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})
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}
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if features[idx].Properties == nil {
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features[idx].Properties = map[string]interface{}{}
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}
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features[idx].Properties["assets"] = assets
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}
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return features, nil
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}
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func (s *Service) ListPublicFeatures(kind string) []store.Feature {
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filterKind := strings.TrimSpace(strings.ToLower(kind))
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features := s.store.ListFeaturesAll()
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result := make([]store.Feature, 0, len(features))
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for idx := range features {
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featureAssets := s.store.ListAssetsByFeature(features[idx].ID)
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assets := make([]map[string]interface{}, 0, len(featureAssets))
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for _, linkedAsset := range featureAssets {
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if !linkedAsset.IsPublic {
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continue
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}
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if filterKind != "" && linkedAsset.Kind != filterKind {
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continue
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}
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assets = append(assets, map[string]interface{}{
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"id": linkedAsset.ID,
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"kind": linkedAsset.Kind,
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"name": linkedAsset.Name,
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"description": linkedAsset.Description,
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"checksum": linkedAsset.Checksum,
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"ext": linkedAsset.Ext,
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"isPublic": linkedAsset.IsPublic,
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"link": "/v1/assets/" + linkedAsset.ID + "/download",
|
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})
|
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}
|
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if len(assets) == 0 {
|
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continue
|
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}
|
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if features[idx].Properties == nil {
|
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features[idx].Properties = map[string]interface{}{}
|
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}
|
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features[idx].Properties["assets"] = assets
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result = append(result, features[idx])
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}
|
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return result
|
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}
|
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|
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func (s *Service) DeleteFeature(ownerKey, featureID string) error {
|
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feature, err := s.store.GetFeature(featureID)
|
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if err != nil {
|
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return ErrFeatureMiss
|
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}
|
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if feature.OwnerKey != ownerKey {
|
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return ErrForbidden
|
|
}
|
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return s.store.DeleteFeature(featureID)
|
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}
|
|
|
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func (s *Service) UpdateFeatureGeometry(ownerKey, featureID string, geometry store.Point) (store.Feature, error) {
|
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feature, err := s.store.GetFeature(featureID)
|
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if err != nil {
|
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return store.Feature{}, ErrFeatureMiss
|
|
}
|
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if feature.OwnerKey != ownerKey {
|
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return store.Feature{}, ErrForbidden
|
|
}
|
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if err := validatePoint(geometry); err != nil {
|
|
return store.Feature{}, err
|
|
}
|
|
feature.Geometry = geometry
|
|
feature.UpdatedAt = time.Now().UTC()
|
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s.store.SaveFeature(feature)
|
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return feature, nil
|
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}
|
|
|
|
type CreateAssetInput struct {
|
|
FeatureID string
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|
Checksum string
|
|
Ext string
|
|
Kind string
|
|
MimeType string
|
|
SizeBytes int64
|
|
Name string
|
|
Description string
|
|
Visibility *bool
|
|
}
|
|
|
|
func normalizeExt(ext string) string {
|
|
return strings.TrimPrefix(strings.ToLower(strings.TrimSpace(ext)), ".")
|
|
}
|
|
|
|
func normalizeChecksum(checksum string) string {
|
|
return strings.ToLower(strings.TrimSpace(checksum))
|
|
}
|
|
|
|
func (s *Service) CreateOrLinkAsset(ownerKey string, in CreateAssetInput) (store.Asset, bool, error) {
|
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feature, err := s.store.GetFeature(in.FeatureID)
|
|
if err != nil {
|
|
return store.Asset{}, false, ErrFeatureMiss
|
|
}
|
|
if feature.OwnerKey != ownerKey {
|
|
return store.Asset{}, false, ErrForbidden
|
|
}
|
|
|
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checksum := normalizeChecksum(in.Checksum)
|
|
ext := normalizeExt(in.Ext)
|
|
if checksum == "" || ext == "" {
|
|
return store.Asset{}, false, fmt.Errorf("%w: checksum and ext required", ErrBadRequest)
|
|
}
|
|
switch ext {
|
|
case "jpg", "jpeg", "png", "webp", "gltf", "glb":
|
|
default:
|
|
return store.Asset{}, false, fmt.Errorf("%w: unsupported extension", ErrBadRequest)
|
|
}
|
|
if in.Kind != "image" && in.Kind != "3d" {
|
|
return store.Asset{}, false, fmt.Errorf("%w: kind must be image or 3d", ErrBadRequest)
|
|
}
|
|
if in.SizeBytes < 0 {
|
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return store.Asset{}, false, fmt.Errorf("%w: sizeBytes must be >= 0", ErrBadRequest)
|
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}
|
|
|
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if existing, getErr := s.store.GetAssetByOwnerChecksumExt(ownerKey, checksum, ext); getErr == nil {
|
|
if err := s.store.LinkAssetToFeature(in.FeatureID, existing.ID, in.Name, in.Description); err != nil {
|
|
return store.Asset{}, false, err
|
|
}
|
|
return existing, false, nil
|
|
}
|
|
|
|
id, err := auth.NewRandomToken(12)
|
|
if err != nil {
|
|
return store.Asset{}, false, err
|
|
}
|
|
now := time.Now().UTC()
|
|
isPublic := true
|
|
if in.Visibility != nil {
|
|
isPublic = *in.Visibility
|
|
}
|
|
asset := store.Asset{
|
|
ID: id,
|
|
OwnerKey: ownerKey,
|
|
Checksum: checksum,
|
|
Ext: ext,
|
|
Kind: in.Kind,
|
|
MimeType: in.MimeType,
|
|
SizeBytes: in.SizeBytes,
|
|
ObjectKey: ownerKey + "/" + checksum + "." + ext,
|
|
IsPublic: isPublic,
|
|
CreatedAt: now,
|
|
UpdatedAt: now,
|
|
}
|
|
s.store.SaveAsset(asset)
|
|
if err := s.store.LinkAssetToFeature(in.FeatureID, asset.ID, in.Name, in.Description); err != nil {
|
|
return store.Asset{}, false, err
|
|
}
|
|
return asset, true, nil
|
|
}
|
|
|
|
func (s *Service) SetAssetPublic(ownerKey, assetID string, isPublic bool) (store.Asset, error) {
|
|
asset, err := s.store.GetAsset(assetID)
|
|
if err != nil {
|
|
return store.Asset{}, ErrAssetMiss
|
|
}
|
|
if asset.OwnerKey != ownerKey {
|
|
return store.Asset{}, ErrForbidden
|
|
}
|
|
if err := s.store.SetAssetPublic(assetID, isPublic); err != nil {
|
|
return store.Asset{}, err
|
|
}
|
|
asset.IsPublic = isPublic
|
|
asset.UpdatedAt = time.Now().UTC()
|
|
return asset, nil
|
|
}
|
|
|
|
func (s *Service) SignedUploadURL(ownerKey, assetID, contentType string) (string, error) {
|
|
if s.assetSigner == nil {
|
|
return "", ErrStorageNotConfigured
|
|
}
|
|
asset, err := s.store.GetAsset(assetID)
|
|
if err != nil {
|
|
return "", ErrAssetMiss
|
|
}
|
|
if asset.OwnerKey != ownerKey {
|
|
return "", ErrForbidden
|
|
}
|
|
return "/v1/assets/" + asset.ID + "/upload", nil
|
|
}
|
|
|
|
func (s *Service) UploadAsset(ownerKey, assetID, contentType string, body io.Reader, size int64) error {
|
|
if s.assetSigner == nil {
|
|
return ErrStorageNotConfigured
|
|
}
|
|
asset, err := s.store.GetAsset(assetID)
|
|
if err != nil {
|
|
return ErrAssetMiss
|
|
}
|
|
if asset.OwnerKey != ownerKey {
|
|
return ErrForbidden
|
|
}
|
|
if contentType == "" {
|
|
contentType = "application/octet-stream"
|
|
}
|
|
return s.assetSigner.PutObject(context.Background(), asset.ObjectKey, contentType, body, size)
|
|
}
|
|
|
|
func (s *Service) SignedDownloadURL(requesterKey, assetID string) (string, error) {
|
|
if s.assetSigner == nil {
|
|
return "", ErrStorageNotConfigured
|
|
}
|
|
asset, err := s.store.GetAsset(assetID)
|
|
if err != nil {
|
|
return "", ErrAssetMiss
|
|
}
|
|
if asset.OwnerKey != requesterKey && !asset.IsPublic {
|
|
return "", ErrForbidden
|
|
}
|
|
url, err := s.assetSigner.SignedGetObjectURL(context.Background(), asset.ObjectKey, s.config.ReadURLTTL)
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
return url, nil
|
|
}
|
|
|
|
func (s *Service) OpenAssetDownload(requesterKey, assetID string) (io.ReadCloser, string, int64, error) {
|
|
if s.assetSigner == nil {
|
|
return nil, "", 0, ErrStorageNotConfigured
|
|
}
|
|
asset, err := s.store.GetAsset(assetID)
|
|
if err != nil {
|
|
return nil, "", 0, ErrAssetMiss
|
|
}
|
|
if asset.OwnerKey != requesterKey && !asset.IsPublic {
|
|
return nil, "", 0, ErrForbidden
|
|
}
|
|
return s.assetSigner.GetObject(context.Background(), asset.ObjectKey)
|
|
}
|