mirror of https://github.com/locustio/locust.git
53 lines
1.8 KiB
Docker
53 lines
1.8 KiB
Docker
# This is a local-use Docker image which illustrates the end-to-end build process for Locust
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# Stage 1: Build web front end
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FROM node:22.0.0-alpine AS webui-builder
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ADD locust/webui locust/webui
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ADD package.json .
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# long yarn timeout necessary in certain network environments
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RUN yarn webui:install --production --network-timeout 60000
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RUN yarn webui:build
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# Stage 2: Build Locust package (make sure any changes here are also reflected in Dockerfile.ci)
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FROM python:3.12-slim AS base
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FROM base AS builder
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RUN apt-get update && apt-get install -y --no-install-recommends curl ca-certificates git
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# there are no wheels for some packages (geventhttpclient?) for arm64/aarch64, so we need some build dependencies there
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RUN if [ -n "$(arch | grep 'arm64\|aarch64')" ]; then apt install -y --no-install-recommends gcc python3-dev; fi
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RUN python -m venv /opt/venv
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ENV PATH="/opt/venv/bin:$PATH"
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ENV SKIP_PRE_BUILD="true"
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COPY . /build
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WORKDIR /build
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# clear locally built assets, dist remains part of the docker context for CI purposes
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RUN rm -rf dist
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# bring in the prebuilt front-end before package installation
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COPY --from=webui-builder locust/webui/dist locust/webui/dist
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# Build the Python project
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ENV UV_PROJECT_ENVIRONMENT="/opt/venv"
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ADD https://astral.sh/uv/0.6.5/install.sh /uv-installer.sh
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RUN sh /uv-installer.sh && rm /uv-installer.sh
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ENV PATH="/root/.local/bin/:$PATH"
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RUN uv build && \
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pip install dist/*.whl
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# Stage 3: Runtime image
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FROM base
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COPY --from=builder /opt/venv /opt/venv
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ENV PATH="/opt/venv/bin:$PATH"
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# turn off python output buffering
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ENV PYTHONUNBUFFERED=1
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RUN useradd --create-home locust
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# ensure correct permissions
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RUN chown -R locust /opt/venv
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# perform initial bytecode compilation (brings down total startup time from ~0.9s to ~0.6s)
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RUN locust --version
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USER locust
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WORKDIR /home/locust
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EXPOSE 8089 5557
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ENTRYPOINT ["locust"]
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