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Dockerfile
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# Copyright 2021 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# Use the official Python docker container, slim version, running Debian
FROM python:3.12.2-slim@sha256:36d57d7f9948fefe7b6092cfe8567da368033e71ba281b11bb9eeffce3d45bc6 as base
FROM base as builder
# Install all OS dependencies for fully functional requirements.txt install
RUN apt-get update --yes && \
apt-get upgrade --yes && \
apt-get install --yes --no-install-recommends \
# - apt-get upgrade is run to patch known vulnerabilities in apt-get packages as
# the python base image may be rebuilt too seldom sometimes (less than once a month)
# required for psutil python package to install
python3-dev \
gcc && \
apt-get clean && rm -rf /var/lib/apt/lists/*
# Install dependencies.
COPY requirements.txt .
RUN pip install --prefix="/install" -r requirements.txt
FROM base
# Set our working directory
WORKDIR /app
COPY --from=builder /install /usr/local
# Add application code.
COPY locustfile.py .
# show python logs as they occur
ENV PYTHONUNBUFFERED=0
# enable gevent support in debugger
ENV GEVENT_SUPPORT=True
# explicitly set a fallback log level in case no log level is defined by Kubernetes
ENV LOG_LEVEL info
# start loadgenerator
ENTRYPOINT locust --host="http://${FRONTEND_ADDR}" --loglevel $LOG_LEVEL --headless --users="${USERS:-10}" 2>&1