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216380405a
- Add --docker-watch CLI flag to watch for containers with webterm-command label - Containers with label 'auto' get bash exec, otherwise use label as command - Dynamic dashboard updates via SSE when containers start/stop - Add /tiles endpoint for JSON tile list - Multi-stage Dockerfile for minimal production image - Update README with docker-watch documentation The docker watcher monitors Docker events and automatically: - Adds terminal tiles when labeled containers start - Removes tiles when containers stop - Notifies dashboard via SSE for live updates
42 lines
1.2 KiB
Docker
42 lines
1.2 KiB
Docker
# Minimal image for serving a web terminal with Docker watch mode
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#
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# Build: docker build -t textual-webterm .
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# Run: docker run -v /var/run/docker.sock:/var/run/docker.sock -p 8080:8080 textual-webterm --docker-watch
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#
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FROM python:3.12-slim AS builder
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# Install build dependencies
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RUN apt-get update && apt-get install -y --no-install-recommends \
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make \
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&& rm -rf /var/lib/apt/lists/*
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# Copy only what's needed for installation
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WORKDIR /build
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COPY pyproject.toml poetry.lock* ./
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COPY src/ ./src/
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COPY Makefile ./
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# Install the package
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RUN pip install --no-cache-dir .
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# Final minimal image
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FROM python:3.12-slim
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# Install only runtime dependencies (docker CLI for exec commands)
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RUN apt-get update && apt-get install -y --no-install-recommends \
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docker.io \
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&& rm -rf /var/lib/apt/lists/*
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# Copy installed packages from builder
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COPY --from=builder /usr/local/lib/python3.12/site-packages /usr/local/lib/python3.12/site-packages
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COPY --from=builder /usr/local/bin/textual-webterm /usr/local/bin/textual-webterm
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# Create non-root user (optional, but may need root for Docker socket access)
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# RUN useradd -m webterm
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# USER webterm
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EXPOSE 8080
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ENTRYPOINT ["textual-webterm"]
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CMD ["--host", "0.0.0.0", "--port", "8080", "--docker-watch"]
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