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v0.6.2 ... main

3 changed files with 54 additions and 33 deletions

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@ -1,18 +1,28 @@
# syntax=docker/dockerfile:1.7
# ============================================================================
# Build stage: create a self-contained venv with all dependencies
# Build stage: Debian 12's Python (paths/libs match the distroless runtime)
# ============================================================================
FROM python:3.11-slim-bookworm AS builder
# We deliberately do NOT use python:3.11-slim-bookworm here — that image is
# Python.org's, which installs Python to /usr/local with an RPATH pointing
# back into /usr/local/lib. Distroless has libpython under /usr/lib, so the
# RPATH would break. Debian's apt-installed python3 lives at the same paths
# as distroless's, so symlinks and libpython all resolve correctly.
FROM debian:12-slim AS builder
ENV PYTHONDONTWRITEBYTECODE=1 \
PYTHONUNBUFFERED=1 \
PIP_NO_CACHE_DIR=1 \
PIP_DISABLE_PIP_VERSION_CHECK=1
# --copies bundles the Python binary itself into /opt/venv so the runtime
# stage gets a self-contained tree (no symlinks back to /usr/local/bin).
RUN python -m venv --copies /opt/venv
RUN apt-get update \
&& apt-get install -y --no-install-recommends \
python3 python3-pip python3-venv \
&& rm -rf /var/lib/apt/lists/*
# Default (symlink) venv. /opt/venv/bin/python ends up as a symlink to
# /usr/bin/python3, which distroless also provides.
RUN python3 -m venv /opt/venv
ENV PATH=/opt/venv/bin:$PATH
# Install runtime deps into the venv's site-packages
@ -22,7 +32,7 @@ RUN pip install \
redis==5.0.*
# Pre-compile bytecode for faster cold start on a read-only rootfs
RUN python -m compileall -q /opt/venv
RUN python3 -m compileall -q /opt/venv
# ============================================================================
# Runtime stage: distroless Python 3.11, non-root, no shell
@ -37,7 +47,8 @@ ENV PYTHONDONTWRITEBYTECODE=1 \
WORKDIR /app
# Self-contained venv (its bin/python and site-packages travel together)
# Venv ships its site-packages; its bin/python symlink resolves against
# distroless's /usr/bin/python3 and Debian's libpython at /usr/lib/...
COPY --from=builder --chown=nonroot:nonroot /opt/venv /opt/venv
# Application source (its own layer so source-only changes don't bust dep cache)
@ -46,7 +57,5 @@ COPY --chown=nonroot:nonroot app.py favicon.ico /app/
USER nonroot
EXPOSE 8000
# Invoking the venv's Python directly makes its site-packages discoverable
# automatically (sys.prefix points inside /opt/venv) — no PYTHONPATH needed.
ENTRYPOINT ["/opt/venv/bin/python", "-m", "uvicorn"]
CMD ["app:app", "--host", "0.0.0.0", "--port", "8000"]

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@ -1,6 +1,6 @@
# Aukpad
Simple **live collaboration notepad** with websockets and FastAPI.
Simple **temporary live collaboration notepad** with websockets and FastAPI — pads expire automatically after a configurable retention period.
[Issue tracker](https://git.uphillsecurity.com/cf7/aukpad/issues) | `Libera Chat #aukpad`
@ -16,23 +16,34 @@ The goal is to keep it simple! For feature-rich solutions please check out [hedg
## Features
**Use cases:**
- shared notepad on multiple machines
- shared notepad across multiple machines
- collaboration on the same notepage with multiple people (notes, config, etc)
- config changes in aukpad > `curl -o app.conf https://aukpad.com/{pad_id}/raw` > change config in aukpad > repeat `curl` command
- piping configs: `curl -o app.conf https://aukpad.com/{pad_id}/raw` → edit in aukpad → repeat
**Available**:
- live collab notepad
- line numbers
- custom path `{pad_id}` for more privacy (164 chars, `[a-zA-Z0-9_-]`)
- optional caching with valkey/redis
- pad creation with HTTP post requests with curl (see *Usage*)
- `{pad_id}/raw` HTTP endpoint
- optional password protection (HTTP endpoint accessible with GET /{pad_id}/raw?pw=mysecurepasswordhunter2)
**Editor:**
- real-time WebSocket collaboration with cursor preservation across remote edits
- per-pad password protection (PBKDF2-SHA256), with a built-in password generator in the UI
- line numbers; Tab inserts 4 spaces
- dark / light mode (auto-detects system preference, manual toggle)
- copy-to-clipboard and "new pad" buttons, live peer count in the header
**Ideas**:
**Endpoints:**
- custom pad path `{pad_id}` (164 chars, `[a-zA-Z0-9_-]`); auto-generated IDs are 8-char `[a-z0-9]`
- `POST /` — create a pad from request body (curl-friendly, see *Usage*)
- `GET /{pad_id}/raw` — raw text (auth via `?pw=…` for protected pads)
- `GET /system/info` — instance configuration page
- WebSocket `/ws/{pad_id}` — live collaboration
**Deployment:**
- optional Valkey/Redis cache for cross-restart persistence
- configurable text-size, connection, room, and retention limits
- per-IP rate limiting (pad creation + failed password attempts), reverse-proxy aware
- distroless, non-root, read-only-rootfs container image
**Ideas:**
[Check out the open feature requests](https://git.uphillsecurity.com/cf7/aukpad/issues?q=&type=all&sort=&state=open&labels=12&milestone=0&project=0&assignee=0&poster=0&archived=false)
**Not planned**:
**Not planned:**
- accounts / RBAC
---
@ -61,10 +72,6 @@ ip -br a | curl -X POST https://aukpad.com --data-binary @- # command output
Open `127.0.0.1:8000`
Alternative, use Github Container Repository:
`ghcr.io/caffeinefueled1/aukpad:latest`
**Adv. example with Podman**
```bash
@ -93,7 +100,6 @@ podman run -d --name aukpad-app \
--tmpfs /tmp \
--security-opt no-new-privileges:true \
--cap-drop ALL \
--user 1000:1000 \
-e USE_VALKEY=true \
-e VALKEY_URL=redis://:xeZNopyIeMMncqDFPHtJQwMwIathgMWo@localhost:6379 \
-e MAX_TEXT_SIZE=5 \
@ -130,12 +136,6 @@ For security concerns or reports, please contact via `hello a t uphillsecurity d
---
## Notes
- [Github Mirror available](https://github.com/CaffeineFueled1/aukpad)
---
## License
**Apache License**

12
app.py
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@ -590,6 +590,18 @@ def get_system_info():
<div class="info-section">
<h2>Instance</h2>
<p>{DESCRIPTION}</p>
<p>Simple <strong>temporary live collaboration notepad</strong> with websockets and FastAPI pads expire automatically after a configurable retention period.</p>
</div>
<div class="info-section">
<h2>Features</h2>
<ul>
<li>real-time WebSocket collaboration with cursor preservation across remote edits</li>
<li>per-pad password protection (PBKDF2-SHA256), with a built-in password generator in the UI</li>
<li>line numbers; Tab inserts 4 spaces</li>
<li>dark / light mode (auto-detects system preference, manual toggle)</li>
<li>copy-to-clipboard and "new pad" buttons, live peer count in the header</li>
</ul>
</div>
<div class="info-section">