[Locust Dockerfile]
FROM python:3.6.2
# Install packages
COPY requirements.txt /tmp/
RUN pip install --requirement /tmp/requirements.txt
# Add tasks directory
COPY locust-tasks /locust-tasks
# Set the entrypoint
COPY docker-entrypoint.sh /
RUN chmod +x /docker-entrypoint.sh
ENTRYPOINT ["/docker-entrypoint.sh"]
EXPOSE 5557 5558 8089
[docker-entrypoint.sh]
#!/bin/bash
LOCUST_MODE=${LOCUST_MODE:="standalone"}
LOCUST_MASTER=${LOCUST_MASTER:=""}
LOCUST_LOCUSTFILE_PATH=${LOCUST_LOCUSTFILE_PATH:="/locust-tasks/basic.py"}
LOCUST_LOCUSTFILE_URL=${LOCUST_LOCUSTFILE_URL:=""}
LOCUST_TARGET_HOST=${LOCUST_TARGET_HOST:="https://example.com"}
if [ ! -z "$LOCUST_LOCUSTFILE_URL" ]; then
LOCUST_LOCUSTFILE_PATH="/locust-tasks/locustfile.py"
curl $LOCUST_LOCUSTFILE_URL -o $LOCUST_LOCUSTFILE_PATH
fi
LOCUST_PATH="/usr/local/bin/locust"
LOCUST_FLAGS="-f $LOCUST_LOCUSTFILE_PATH --host=$LOCUST_TARGET_HOST"
if [[ "$LOCUST_MODE" = "master" ]]; then
LOCUST_FLAGS="$LOCUST_FLAGS --master"
elif [[ "$LOCUST_MODE" = "slave" ]]; then
LOCUST_FLAGS="$LOCUST_FLAGS --slave --master-host=$LOCUST_MASTER"
fi
exec $LOCUST_PATH $LOCUST_FLAGS
[requirements.txt]
Flask==0.12.2
gevent==1.2.2
greenlet==0.4.12
itsdangerous==0.24
Jinja2==2.9.6
locustio==0.8.1
MarkupSafe==1.0
msgpack-python==0.4.8
pyzmq==16.0.2
requests==2.18.4
Werkzeug==0.12.2
[locust-tasks/basic.py]
from locust import HttpLocust, TaskSet, task
def index(l):
l.client.get("/")
def stats(l):
l.client.get("/stats/requests")
class UserTasks(TaskSet):
# one can specify tasks like this
tasks = [index, stats]
# but it might be convenient to use the @task decorator
@task
def page404(self):
self.client.get("/does_not_exist")
class WebsiteUser(HttpLocust):
"""
Locust user class that does requests to the locust web server running on
localhost
"""
host = "http://127.0.0.1:8089";
min_wait = 2000
max_wait = 5000
task_set = UserTasks
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