feat(uploads): add native resumable upload support

Implement a native chunked resumable upload API and frontend integration
to support reliable large file uploads.

Changes include:
- Added a 3-step resumable upload API flow (create session, upload chunks, complete session).
- Introduced configuration options for chunk size, retention hours, and toggling the feature.
- Updated the frontend to utilize resumable uploads with progress tracking.
- Configured temporary chunk storage under `data/tmp/uploads` with automatic cleanup.
- Documented the API flow and configuration in the README.
This commit is contained in:
2026-06-02 17:41:41 +03:00
parent d3b6a86753
commit 5cd476e7f3
16 changed files with 1805 additions and 85 deletions

View File

@@ -0,0 +1,328 @@
package handlers
import (
"encoding/json"
"fmt"
"net/http"
"strconv"
"strings"
"time"
"warpbox.dev/backend/libs/helpers"
"warpbox.dev/backend/libs/jobs"
"warpbox.dev/backend/libs/services"
)
type resumableCreateRequest struct {
Files []services.ResumableFileInput `json:"files"`
MaxDays int `json:"maxDays"`
ExpiresMinutes int `json:"expiresMinutes"`
MaxDownloads int `json:"maxDownloads"`
Password string `json:"password"`
ObfuscateMetadata bool `json:"obfuscateMetadata"`
CollectionID string `json:"collectionId"`
}
type resumableSessionResponse struct {
SessionID string `json:"sessionId"`
ChunkSize int64 `json:"chunkSize"`
Status string `json:"status"`
BoxID string `json:"boxId,omitempty"`
ExpiresAt string `json:"expiresAt"`
Files []services.ResumableFile `json:"files"`
}
func (a *App) CreateResumableUpload(w http.ResponseWriter, r *http.Request) {
if !a.cfg.ResumableUploadsEnabled {
helpers.WriteJSONError(w, http.StatusForbidden, "resumable uploads are disabled")
return
}
user, loggedIn, authErr := a.currentUserWithAuthError(r)
if authErr != nil {
a.logger.Warn("resumable upload rejected invalid bearer token", withRequestLogAttrs(r, "source", "user-upload", "severity", "warn", "code", 4011)...)
helpers.WriteJSONError(w, http.StatusUnauthorized, "invalid bearer token")
return
}
isAdminUpload := loggedIn && user.Role == services.UserRoleAdmin
settings, policy, ok := a.loadUploadPolicyForAPI(w, r, user, loggedIn)
if !ok {
return
}
if !loggedIn && !settings.AnonymousUploadsEnabled {
a.logger.Warn("resumable anonymous upload rejected disabled", withRequestLogAttrs(r, "source", "user-upload", "severity", "warn", "code", 4013)...)
helpers.WriteJSONError(w, http.StatusForbidden, "anonymous uploads are disabled")
return
}
rateKey := uploadRateKey(r, user, loggedIn)
if !isAdminUpload && policy.ShortRequests > 0 && !a.rateLimiter.Allow("upload:"+rateKey, policy.ShortRequests, policy.ShortWindow, time.Now().UTC()) {
a.logger.Warn("resumable upload rate limited", withRequestLogAttrs(r, "source", "user-upload", "severity", "warn", "code", 4291, "user_id", user.ID)...)
helpers.WriteJSONError(w, http.StatusTooManyRequests, "too many upload requests, please slow down")
return
}
var payload resumableCreateRequest
if err := json.NewDecoder(r.Body).Decode(&payload); err != nil {
helpers.WriteJSONError(w, http.StatusBadRequest, "upload session request could not be read")
return
}
fileSizes := make([]int64, 0, len(payload.Files))
var totalBytes int64
for _, file := range payload.Files {
fileSizes = append(fileSizes, file.Size)
totalBytes += file.Size
}
if !isAdminUpload {
if status, message := a.checkUploadPolicyForSizes(r, user, loggedIn, settings, policy, fileSizes, totalBytes); message != "" {
a.logger.Warn("resumable upload rejected by policy", withRequestLogAttrs(r, "source", "quota", "severity", "warn", "code", status, "user_id", user.ID, "message", message, "bytes", totalBytes, "files", len(payload.Files))...)
helpers.WriteJSONError(w, status, message)
return
}
if status, message := a.checkBoxCreationPolicy(r, user, loggedIn, policy); message != "" {
a.logger.Warn("resumable upload rejected by box policy", withRequestLogAttrs(r, "source", "quota", "severity", "warn", "code", status, "user_id", user.ID, "message", message, "bytes", totalBytes, "files", len(payload.Files))...)
helpers.WriteJSONError(w, status, message)
return
}
}
opts, err := a.resumableUploadOptions(r, payload, user, loggedIn, isAdminUpload, policy)
if err != nil {
helpers.WriteJSONError(w, http.StatusRequestEntityTooLarge, err.Error())
return
}
session, err := a.uploadService.CreateResumableSession(payload.Files, opts, a.cfg.ResumableChunkSize, a.cfg.ResumableRetention)
if err != nil {
a.logger.Warn("resumable session create failed", withRequestLogAttrs(r, "source", "user-upload", "severity", "warn", "code", 4002, "user_id", user.ID, "error", err.Error())...)
helpers.WriteJSONError(w, http.StatusBadRequest, err.Error())
return
}
a.logger.Info("resumable upload session created", withRequestLogAttrs(r, "source", "user-upload", "severity", "user_activity", "code", 2002, "user_id", user.ID, "session_id", session.ID, "files", len(session.Files), "bytes", totalBytes, "anonymous", !loggedIn)...)
helpers.WriteJSON(w, http.StatusCreated, resumableResponse(session))
}
func (a *App) ResumableUploadStatus(w http.ResponseWriter, r *http.Request) {
session, ok := a.authorizedResumableSession(w, r)
if !ok {
return
}
helpers.WriteJSON(w, http.StatusOK, resumableResponse(session))
}
func (a *App) AddResumableFiles(w http.ResponseWriter, r *http.Request) {
session, ok := a.authorizedResumableSession(w, r)
if !ok {
return
}
user, loggedIn, _ := a.currentUserWithAuthError(r)
isAdminUpload := loggedIn && user.Role == services.UserRoleAdmin
settings, policy, ok := a.loadUploadPolicyForAPI(w, r, user, loggedIn)
if !ok {
return
}
var payload struct {
Files []services.ResumableFileInput `json:"files"`
}
if err := json.NewDecoder(r.Body).Decode(&payload); err != nil {
helpers.WriteJSONError(w, http.StatusBadRequest, "upload files request could not be read")
return
}
fileSizes := make([]int64, 0, len(session.Files)+len(payload.Files))
var totalBytes int64
for _, file := range session.Files {
fileSizes = append(fileSizes, file.Size)
totalBytes += file.Size
}
for _, file := range payload.Files {
fileSizes = append(fileSizes, file.Size)
totalBytes += file.Size
}
if !isAdminUpload {
if status, message := a.checkUploadPolicyForSizes(r, user, loggedIn, settings, policy, fileSizes, totalBytes); message != "" {
helpers.WriteJSONError(w, status, message)
return
}
}
updated, err := a.uploadService.AddResumableFiles(session.ID, payload.Files)
if err != nil {
helpers.WriteJSONError(w, http.StatusBadRequest, err.Error())
return
}
a.logger.Info("resumable upload files added", withRequestLogAttrs(r, "source", "user-upload", "severity", "user_activity", "code", 2006, "session_id", session.ID, "added", len(updated.Files)-len(session.Files), "files", len(updated.Files))...)
helpers.WriteJSON(w, http.StatusOK, resumableResponse(updated))
}
func (a *App) PutResumableChunk(w http.ResponseWriter, r *http.Request) {
session, ok := a.authorizedResumableSession(w, r)
if !ok {
return
}
fileID := r.PathValue("fileID")
index, err := strconv.Atoi(r.PathValue("index"))
if err != nil {
helpers.WriteJSONError(w, http.StatusBadRequest, "chunk index is invalid")
return
}
updated, err := a.uploadService.PutResumableChunk(r.Context(), session.ID, fileID, index, r.Body)
if err != nil {
a.logger.Warn("resumable chunk failed", withRequestLogAttrs(r, "source", "user-upload", "severity", "warn", "code", 4003, "session_id", session.ID, "file_id", fileID, "chunk", index, "error", err.Error())...)
helpers.WriteJSONError(w, http.StatusBadRequest, err.Error())
return
}
a.logger.Info("resumable chunk uploaded", withRequestLogAttrs(r, "source", "user-upload", "severity", "user_activity", "code", 2003, "session_id", session.ID, "file_id", fileID, "chunk", index)...)
helpers.WriteJSON(w, http.StatusOK, resumableResponse(updated))
}
func (a *App) CompleteResumableUpload(w http.ResponseWriter, r *http.Request) {
session, ok := a.authorizedResumableSession(w, r)
if !ok {
return
}
user, loggedIn, _ := a.currentUserWithAuthError(r)
isAdminUpload := loggedIn && user.Role == services.UserRoleAdmin
settings, policy, ok := a.loadUploadPolicyForAPI(w, r, user, loggedIn)
if !ok {
return
}
fileSizes := make([]int64, 0, len(session.Files))
var totalBytes int64
for _, file := range session.Files {
fileSizes = append(fileSizes, file.Size)
totalBytes += file.Size
}
if !isAdminUpload {
if status, message := a.checkUploadPolicyForSizes(r, user, loggedIn, settings, policy, fileSizes, totalBytes); message != "" {
helpers.WriteJSONError(w, status, message)
return
}
if status, message := a.checkBoxCreationPolicy(r, user, loggedIn, policy); message != "" {
helpers.WriteJSONError(w, status, message)
return
}
if status, message := a.checkStorageBackendCapacity(session.Options.StorageBackendID, settings, totalBytes); message != "" {
helpers.WriteJSONError(w, status, message)
return
}
}
result, completed, err := a.uploadService.CompleteResumableSession(r.Context(), session.ID)
if err != nil {
a.logger.Warn("resumable upload complete failed", withRequestLogAttrs(r, "source", "user-upload", "severity", "warn", "code", 4004, "session_id", session.ID, "error", err.Error())...)
helpers.WriteJSONError(w, http.StatusBadRequest, err.Error())
return
}
if !isAdminUpload {
if err := a.recordUploadUsage(r, user, loggedIn, totalBytes, 1); err != nil {
a.logger.Warn("failed to record resumable upload usage", "source", "quota", "severity", "warn", "code", 4404, "error", err.Error())
}
if err := a.settingsService.CleanupUsage(time.Now().UTC(), settings.UsageRetentionDays); err != nil {
a.logger.Warn("failed to cleanup upload usage", "source", "quota", "severity", "warn", "code", 4405, "error", err.Error())
}
}
jobs.GenerateThumbnailsForBoxAsync(a.uploadService, a.logger, result.BoxID)
a.logger.Info("resumable upload completed", withRequestLogAttrs(r, "source", "user-upload", "severity", "user_activity", "code", 2004, "user_id", user.ID, "session_id", completed.ID, "box_id", result.BoxID, "files", len(result.Files), "bytes", totalBytes, "admin", isAdminUpload, "anonymous", !loggedIn)...)
helpers.WriteJSON(w, http.StatusCreated, result)
}
func (a *App) CancelResumableUpload(w http.ResponseWriter, r *http.Request) {
session, ok := a.authorizedResumableSession(w, r)
if !ok {
return
}
if err := a.uploadService.CancelResumableSession(session.ID); err != nil {
helpers.WriteJSONError(w, http.StatusBadRequest, err.Error())
return
}
a.logger.Info("resumable upload cancelled", withRequestLogAttrs(r, "source", "user-upload", "severity", "user_activity", "code", 2005, "session_id", session.ID)...)
w.WriteHeader(http.StatusNoContent)
}
func (a *App) authorizedResumableSession(w http.ResponseWriter, r *http.Request) (services.ResumableSession, bool) {
user, loggedIn, authErr := a.currentUserWithAuthError(r)
if authErr != nil {
helpers.WriteJSONError(w, http.StatusUnauthorized, "invalid bearer token")
return services.ResumableSession{}, false
}
session, err := a.uploadService.GetResumableSession(r.PathValue("sessionID"))
if err != nil {
helpers.WriteJSONError(w, http.StatusNotFound, "upload session not found")
return services.ResumableSession{}, false
}
if loggedIn {
if session.Options.OwnerID != user.ID {
helpers.WriteJSONError(w, http.StatusForbidden, "upload session not found")
return services.ResumableSession{}, false
}
return session, true
}
if session.Options.OwnerID != "" || session.Options.CreatorIP != uploadClientIP(r) {
helpers.WriteJSONError(w, http.StatusForbidden, "upload session not found")
return services.ResumableSession{}, false
}
return session, true
}
func (a *App) loadUploadPolicyForAPI(w http.ResponseWriter, r *http.Request, user services.User, loggedIn bool) (services.UploadPolicySettings, services.EffectiveUploadPolicy, bool) {
settings, err := a.settingsService.UploadPolicy()
if err != nil {
a.logger.Error("failed to load upload policy", "source", "settings", "severity", "error", "code", 5006, "error", err.Error())
helpers.WriteJSONError(w, http.StatusInternalServerError, "upload policy could not be loaded")
return services.UploadPolicySettings{}, services.EffectiveUploadPolicy{}, false
}
return settings, a.effectiveUploadPolicy(settings, user, loggedIn), true
}
func (a *App) resumableUploadOptions(r *http.Request, payload resumableCreateRequest, user services.User, loggedIn, isAdminUpload bool, policy services.EffectiveUploadPolicy) (services.UploadOptions, error) {
var ownerID string
var collectionID string
if loggedIn {
ownerID = user.ID
collectionID = strings.TrimSpace(payload.CollectionID)
if !a.authService.CollectionOwnedBy(collectionID, user.ID) {
return services.UploadOptions{}, fmt.Errorf("collection not found")
}
}
unlimitedExpiry := isAdminUpload || policy.MaxDays < 0
rawMaxDays := payload.MaxDays
maxDays := rawMaxDays
if maxDays <= 0 {
maxDays = 7
if policy.MaxDays > 0 && policy.MaxDays < maxDays {
maxDays = policy.MaxDays
}
}
expiresMinutes := payload.ExpiresMinutes
if expiresMinutes < 0 || rawMaxDays < 0 {
if !unlimitedExpiry {
return services.UploadOptions{}, fmt.Errorf("expiration cannot exceed %d days", policy.MaxDays)
}
expiresMinutes = -1
} else if !unlimitedExpiry {
if maxDays > policy.MaxDays {
return services.UploadOptions{}, fmt.Errorf("expiration cannot exceed %d days", policy.MaxDays)
}
if expiresMinutes > 0 && expiresMinutes > policy.MaxDays*24*60 {
return services.UploadOptions{}, fmt.Errorf("expiration cannot exceed %d days", policy.MaxDays)
}
}
return services.UploadOptions{
MaxDays: maxDays,
ExpiresInMinutes: expiresMinutes,
MaxDownloads: payload.MaxDownloads,
Password: payload.Password,
ObfuscateMetadata: payload.ObfuscateMetadata,
OwnerID: ownerID,
CollectionID: collectionID,
SkipSizeLimit: isAdminUpload || policy.MaxUploadMB < 0,
CreatorIP: uploadClientIP(r),
StorageBackendID: policy.StorageBackendID,
}, nil
}
func resumableResponse(session services.ResumableSession) resumableSessionResponse {
return resumableSessionResponse{
SessionID: session.ID,
ChunkSize: session.ChunkSize,
Status: session.Status,
BoxID: session.BoxID,
ExpiresAt: session.ExpiresAt.Format(time.RFC3339),
Files: session.Files,
}
}