Trigger from anywhere with an HTTP call – no persistent server needed. | Aspect | C2C Download Manager | Traditional DM | |--------|---------------------|----------------| | Data path | Remote → Remote | Remote → Local | | Controller bandwidth | Near zero | Full file size | | Controller uptime | Not required | Must stay on | | Resume across reboots | Yes | Limited | | Best for | Server migrations, cloud backups, seedboxes | Personal downloads |
jobs = {}
Would you like a deeper dive into any specific protocol (S3, WebDAV, SFTP) or a complete Dockerized version of this manager? c2c download manager
Your phone/laptop acts only as the controller , not the storage medium . The file moves directly between two remote locations (cloud storage, VPS, NAS, etc.). ┌─────────────┐ Control Signal ┌─────────────────┐ │ Controller │ ─────────────────────→ │ C2C Manager │ │ (Your PC/ │ │ (Core Engine) │ │ Phone) │ ←───────────────────── │ │ └─────────────┘ Status Updates └────────┬────────┘ │ Direct Transfer (no controller) │ ┌───────────────────────┼───────────────────────┐ ↓ ↓ ↓ ┌─────────────┐ ┌─────────────┐ ┌─────────────┐ │ Source A │ ──────→ │ Source B │ │ Source C │ │ (HTTP/FTP/ │ Data │ (Cloud │ │ (NAS/ │ │ S3/BTFS) │ Flow │ Storage) │ │ Server) │ └─────────────┘ └─────────────┘ └─────────────┘ Key Features | Feature | Description | |---------|-------------| | No Local Storage | Files never touch your controller device | | Remote-to-Remote | Transfer directly between two URLs/remotes | | Multi-Protocol | HTTP, HTTPS, FTP, SFTP, S3, WebDAV, IPFS, BitTorrent | | Resume Support | Interrupted transfers resume from last byte | | Bandwidth Shaping | Limit speed per transfer | | Scheduling | Run transfers during off-peak hours | | Web UI / CLI | Control from anywhere | | Notifications | Telegram/Discord/Webhook on completion | Example Use Cases 1. Cloud-to-Cloud Backup Source: s3://my-backup-bucket/file.zip Target: webdavs://nextcloud.example.com/remote.php/dav/files/backups/ Controller: Your phone (only sends command) 2. Seedbox to Personal NAS Source: https://seedbox.example.com/linux.iso Target: sftp://nas.local/volume1/downloads/ Controller: Laptop (can go offline after start) 3. IPFS to HTTP Archive Source: ipfs://QmXoypizjW3WknFiJnKLwHCnL72vedxjQkDDP1mXWo6uco Target: https://archive.org/upload/ Controller: Raspberry Pi (low-power orchestrator) Sample Implementation (Python + FastAPI) # c2c_download_manager.py from fastapi import FastAPI, BackgroundTasks from pydantic import BaseModel import aiohttp import asyncio from typing import Optional app = FastAPI(title="C2C Download Manager") Trigger from anywhere with an HTTP call –