DIMFLIX 0ef94b686e feat(tgbot): add /broadcast to relay an admin message to all clients (#6510)
* feat(tgbot): add /broadcast to relay an admin message to all clients

Admins had no way to reach every client at once: notifications only
cover exhausted quotas, so an operator had to copy a message to each
client chat by hand. Add an admin-only /broadcast flow to the bot:

- /broadcast asks for a message; any message the admin sends — text,
  rich text, photo, video, file, sticker or a whole album — becomes the
  broadcast by reference (admin chat + message ids), and a preview
  self-copy shows the admin exactly what recipients will get while
  rejecting content Telegram cannot copy before the run starts.
- The draft references the original instead of parsing its content, so
  copyMessage/copyMessages deliver everything 1:1 on behalf of the bot
  with no forward header (the admin's identity stays private), no
  caption length pitfalls, and future Telegram message types work
  without new parsing.
- A media group arrives as separate updates; its ids are buffered with
  a short debounce, sorted, and delivered as one copyMessages call so
  recipients see the original album.
- Delivery runs in a background goroutine (common.GoRecover): sequential
  sends with a small pause, 429 retry_after honored per recipient,
  failures counted without stopping the run, progress edited into one
  card at most every 25 sends or 3 seconds, a cancel button checked
  between sends, and a final delivered/failed/skipped summary. The
  summary is edited into the card (only sent separately if the card is
  gone), so it is never duplicated.
- Recipients repeat the notifyExhausted walk: clients with a linked
  tg_id, deduplicated, admins excluded — they already receive the
  reports. The message content is never logged.

New i18n keys are added to all 13 locales.

* fix(tgbot): harden broadcast composition per review

- Key the composition per admin chat instead of one process-wide draft:
  two admins can now compose at once without dropping each other's
  drafts, and one admin's /broadcast no longer wipes another chat's
  half-collected album.
- Bind each preview card to its own draft via a random token carried in
  the confirm callback, so a stale Send tap is answered with an error
  instead of delivering a newer, unapproved draft.
- Ignore non-admin senders while a chat composes: the awaiting state is
  keyed by chat id, and in a group that chat is shared.
- Check the cancel flag inside the flood-control retry loop, so a 429
  with a long retry_after no longer holds the single broadcast slot
  after the admin cancelled.
- Scale the per-recipient pause by the copied batch size, so an album
  keeps the same per-second ceiling as a single message.
- Trim the comment blocks that exceeded the two-line cap.

* fix(tgbot): reset broadcast state on stop and classify 403 as skipped

- Clear compositions and cancel the active run from StopBot, next to the
  per-chat draft resets: an album debounce timer, a confirmable token or
  a held runner slot must not outlive the receiver that created them.
- Sleep flood-control waits in 5 s slices and re-check cancel and bot
  state between them, so a minutes-long retry_after no longer parks the
  single-runner slot after the admin cancelled or the bot stopped.
- Count Telegram 403 (the chat never started the bot, or blocked it) as
  skipped instead of failed, log it at debug rather than one warning per
  recipient, and append one line to the summary naming the reason.
- Trim the remaining comment blocks over the two-line cap.

* fix(tgbot): count unreachable recipients in broadcast progress throttle

The progress card refresh was keyed on sent+failed, which a 403 does not
advance since unreachable chats were split out of the failure count. A
streak of unreachable recipients while that sum sat on a multiple of
broadcastProgressEvery (0 included, so from the very first recipient)
edited the card once per chat, doubling the request rate the send delay
is sized for and defeating the throttle. Count processed recipients.

* fix(tgbot): key broadcast compositions by admin, not chat

After #6604 moved conversation state to the admin (chatUser), the
broadcast draft map stayed keyed by chat. Two admins composing in one
group then shared a slot: the second admin's message dropped the first
admin's draft, whose Send tap answered "went wrong" while only the other
draft could go out - the same class #6604 fixed for the add-client
wizard. Drafts, album buffers and confirm tokens now live under the
admin who ran /broadcast.

The router now hands handleBroadcastInput only the admin whose own
/broadcast is awaiting input, so its sender re-check and the test that
fed it a non-admin message directly (an input no route can deliver)
are removed.

---------

Co-authored-by: MHSanaei <ho3ein.sanaei@gmail.com>
2026-09-27 01:43:32 +02:00
2026-09-12 10:15:48 +02:00
2023-02-09 22:48:06 +03:30
2026-09-12 10:15:48 +02:00

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3x-ui

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3X-UI is an advanced, open-source web control panel for managing Xray-core servers. It provides a clean, multi-language interface for deploying, configuring, and monitoring a wide range of proxy and VPN protocols — from a single VPS to multi-node deployments.

Built as an enhanced fork of the original X-UI project, 3X-UI adds broader protocol support, improved stability, per-client traffic accounting, and many quality-of-life features.

Important

This project is intended for personal use only. Please do not use it for illegal purposes or in a production environment.

Features

  • Multi-protocol inbounds — VLESS, VMess, Trojan, Shadowsocks, WireGuard, AmneziaWG, TUIC v5, Hysteria2, MTProto, HTTP, SOCKS (Mixed), Dokodemo-door / Tunnel, and TUN.
  • Modern transports & security — TCP (Raw), mKCP, WebSocket, gRPC, HTTPUpgrade, and XHTTP, secured with TLS, XTLS, and REALITY.
  • AmneziaWG built in — DPI-resistant WireGuard runs inside the panel on a userspace network stack, with no kernel module, DKMS, or extra packages to install.
  • TUIC v5 sidecar — High-performance QUIC-based proxy with native UDP relay traffic metering, 0-RTT handshakes, and BBR congestion control.
  • MTProto proxies — per-client FakeTLS secrets, ad-tags, and quotas, applied live without dropping existing connections.
  • Fallbacks — serve multiple protocols on a single port (e.g. VLESS and Trojan on 443) using Xray's fallback support.
  • Per-client management — traffic quotas, expiry dates, IP limits with trusted-address exemptions, HWID device limits, scheduled renewal cycles, live online status, and one-click share links, QR codes, and subscriptions.
  • Traffic statistics — per inbound, per client, and per outbound, with reset controls.
  • Multi-node support — manage and scale across multiple servers from a single panel, including cloning inbounds onto other nodes.
  • Outbound & routing — WARP, NordVPN, PIA, custom routing rules, load balancers with balancer-to-balancer fallback, and outbound proxy chaining. Bundled geosite and geoip categories are browsable straight from the rule editor.
  • Built-in subscription server — raw, JSON, and Clash output, auto-selected from the client's User-Agent, plus custom page templates.
  • Telegram and Discord bots for remote monitoring and management.
  • RESTful API with scoped, optionally expiring tokens and an in-panel API reference.
  • Installable panel (PWA) — pin 3X-UI to a desktop or phone home screen.
  • Flexible storage — SQLite (default) or PostgreSQL.
  • 13 UI languages with dark and light themes.
  • Fail2ban integration for enforcing per-client IP limits.

Screenshots

Click to expand Overview Inbounds Add client Configs

Quick Start

bash <(curl -Ls https://raw.githubusercontent.com/mhsanaei/3x-ui/master/install.sh)

To install a specific version, append its tag (e.g. v3.7.0):

bash <(curl -Ls https://raw.githubusercontent.com/mhsanaei/3x-ui/master/install.sh) v3.7.0

To install the rolling dev build (latest per-commit pre-release from main, not a stable release), pass dev-latest:

bash <(curl -Ls https://raw.githubusercontent.com/mhsanaei/3x-ui/master/install.sh) dev-latest

During installation a random username, password, and access path are generated. After installation, run x-ui to open the management menu, where you can start/stop the service, view or reset your login credentials, manage SSL certificates, and more.

Every release asset is published with a .sha256 sum next to it. Both install.sh and the updater verify the archive against that sum and abort on a mismatch.

For full documentation — installation, configuration, operations, and the complete API reference — visit docs.sanaei.dev.

Unattended install

The installer also runs non-interactively for cloud-init. Set XUI_NONINTERACTIVE=1 (or pipe with no TTY) and it installs end-to-end with zero prompts, generating random credentials and writing them to /etc/x-ui/install-result.env. See deploy/ for:

Supported Platforms

Operating systems: Ubuntu, Debian, Armbian, Fedora, CentOS, RHEL, AlmaLinux, Rocky Linux, Oracle Linux, Amazon Linux, Virtuozzo, Arch, Manjaro, Parch, openSUSE (Tumbleweed / Leap), Alpine, and Windows.

Architectures: amd64 · 386 · arm64 (aarch64) · armv7 · armv6 · armv5 · s390x.

Database Options

3X-UI supports two backends, chosen during the install:

  • SQLite (default) — a single file at /etc/x-ui/x-ui.db. Zero setup, ideal for small and medium deployments.
  • PostgreSQL — recommended for high client counts or multi-node setups. The installer can install PostgreSQL locally for you, or accept a DSN to an existing server.

At runtime the backend is selected via environment variables (the installer writes these to /etc/default/x-ui for you):

XUI_DB_TYPE=postgres
XUI_DB_DSN=postgres://xui:password@127.0.0.1:5432/xui?sslmode=disable

Migrating an existing SQLite install to PostgreSQL

x-ui migrate-db --dsn "postgres://xui:password@127.0.0.1:5432/xui?sslmode=disable"
# then set XUI_DB_TYPE and XUI_DB_DSN in /etc/default/x-ui and restart:
systemctl restart x-ui

The source SQLite file is left untouched; remove it manually once you have verified the new backend.

Docker

The default docker compose up -d keeps using SQLite. To run with the bundled PostgreSQL service, uncomment the two XUI_DB_* env lines in docker-compose.yml and start with the profile:

docker compose --profile postgres up -d

The image bundles Fail2ban (enabled by default) to enforce per-client IP limits. Fail2ban bans offenders with iptables, which requires the NET_ADMIN capability. docker-compose.yml already grants it via cap_add; if you start the container with docker run instead, add the capabilities yourself, otherwise bans are logged but never applied:

docker run -d --cap-add=NET_ADMIN --cap-add=NET_RAW ... ghcr.io/mhsanaei/3x-ui

Environment Variables

Variable Description Default
XUI_DB_TYPE Database backend: sqlite or postgres sqlite
XUI_DB_DSN PostgreSQL connection string (when XUI_DB_TYPE=postgres) —
XUI_DB_FOLDER Directory for the SQLite database file /etc/x-ui
XUI_DB_MAX_OPEN_CONNS Maximum open connections (PostgreSQL pool) —
XUI_DB_MAX_IDLE_CONNS Maximum idle connections (PostgreSQL pool) —
XUI_INIT_WEB_BASE_PATH The initial URI path for the web panel /
XUI_ENABLE_FAIL2BAN Enable Fail2ban-based IP-limit enforcement true
XUI_LOG_LEVEL Log verbosity (debug, info, warning, error) info
XUI_DEBUG Enable debug mode false
XUI_TUNNEL_HEALTH_MONITOR Enable the tunnel health monitor (probes a URL and restarts xray after repeated failures; a restart drops all clients) false
XUI_TUNNEL_HEALTH_PROXY Proxy the probe is sent through; point it at a local xray inbound so the probe tests the tunnel (e.g. socks5://127.0.0.1:1080). Empty means the probe only checks host connectivity —
XUI_TUNNEL_HEALTH_URL URL probed for tunnel health https://www.cloudflare.com/cdn-cgi/trace
XUI_TUNNEL_HEALTH_INTERVAL Interval between probes 30s
XUI_TUNNEL_HEALTH_TIMEOUT Per-probe timeout 10s
XUI_TUNNEL_HEALTH_FAILURES Consecutive failures before a restart is triggered 3
XUI_TUNNEL_HEALTH_COOLDOWN Minimum delay between consecutive restarts 5m
NODE_TOKEN_ENCRYPTION Encryption at rest for node API tokens: off, migration, or required (note: no XUI_ prefix) off
XUI_NODE_TOKEN_KEY_FILE JSON keyring (mode 0600) holding the active key id and its base64 32-byte keys /etc/x-ui/node_token_key.json
XUI_NODE_TOKEN_KEY A single base64 32-byte key, used only when the key file cannot be loaded —

The complete list is on the environment variables reference.

Supported Languages

The panel UI is available in 13 languages:

English · فارسی · العربية · 中文(简体) · 中文(繁體) · Español · Русский · Українська · Türkçe · Tiếng Việt · 日本語 · Bahasa Indonesia · Português (Brasil)

Contributing

Contributions are welcome. Please read the Contributing Guide before opening an issue or pull request.

A Special Thanks to

Acknowledgment

  • Iran v2ray rules (License: GPL-3.0): Enhanced v2ray/xray and v2ray/xray-clients routing rules with built-in Iranian domains and a focus on security and adblocking.
  • Russia v2ray rules (License: GPL-3.0): This repository contains automatically updated V2Ray routing rules based on data on blocked domains and addresses in Russia.

Community Tools

Tools and integrations built by the community around 3x-ui.

  • terraform-provider-3x-ui (License: MIT): Manage inbounds, clients, panel settings, and Xray configuration as code with Terraform / OpenTofu.
  • 3X-UI Manager (License: MIT): Native Android client for 3x-ui — dashboard, inbounds, clients with QR sharing, nodes and multi-panel management. Available on F-Droid.

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