Простейший работающий пример docker + chromedriver + selenium + python на сервере

Скачать пример файлом - example_chromedriver.zip

Структура папок и файлов:

wrapper/Dockerfile
wrapper/requirements.txt
wrapper/main.py
docker-compose-yml

Содержимое docker-compose.yml:

version: "2"

services:

  web:
    build: wrapper
    restart: always
    command: python main.py

Содержимое wrapper/Dockerfile:

FROM python:3.6

ENV PYTHONUNBUFFERED 1

# install google chrome
RUN wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add -
RUN sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google-chrome.list'
RUN apt-get -y update
RUN apt-get install -y google-chrome-stable

# install chromedriver
RUN apt-get install -yqq unzip
RUN wget -O /tmp/chromedriver.zip http://chromedriver.storage.googleapis.com/`curl -sS chromedriver.storage.googleapis.com/LATEST_RELEASE`/chromedriver_linux64.zip
RUN unzip /tmp/chromedriver.zip chromedriver -d /usr/local/bin/

# set display port to avoid crash
ENV DISPLAY=:99

RUN mkdir /code
WORKDIR /code

COPY . /code/

RUN pip install -r requirements.txt

Содержимое wrapper/requirements.txt:

selenium==3.8.0

Содержимое wrapper/main.py:

from selenium import webdriver
from selenium.webdriver.common.keys import Keys
import time


chrome_options = webdriver.ChromeOptions()
chrome_options.add_argument('--no-sandbox')
chrome_options.add_argument('--headless')
chrome_options.add_argument('--disable-gpu')
driver = webdriver.Chrome(chrome_options=chrome_options)
driver.implicitly_wait(10)

while True:
    print('start')
    driver.get("http://www.python.org")
    assert "Python" in driver.title
    elem = driver.find_element_by_name("q")
    print('elem', elem)
    elem.clear()
    elem.send_keys("pycon")
    elem.send_keys(Keys.RETURN)
    assert "No results found." not in driver.page_source
    print('all ok')
    time.sleep(3)

driver.close()

Источник: https://github.com/joyzoursky/docker-python-chromedriver