headerless 模式的镜像制作及测试

1 ， 运行 centos 镜像

docker run -it –name chrometest docker.io/centos:7 /bin/bash

2,  安装 chrome 最新版本

# wget https://dl.google.com/linux/direct/google-chrome-stable_current_x86_64.rpm
# yum install ./google-chrome-stable_current_*.rpm

3, 安装 python3

yum install -y python3

4, 查看版本 google-chrome-stable –version

下载  https://chromedriver.chromium.org/ 根据版本需要

wet https://chromedriver.storage.googleapis.com/83.0.4103.39/chromedriver_linux64.zip

5， wget下载 的时候会  看到   Unable to establish SSL connection

yum install –y openssl

下载就好了，

6， yum install  -y unzip 

    upzip chromedriver_linux64.zip

7. chmod 777 chromedriver

8 .  pip3 install  selenium

最后，执行测试方法。

# -*- coding: utf-8 -*-
from selenium import webdriver
from selenium.webdriver.chrome.options import Options
from selenium.webdriver.support.wait import WebDriverWait  # 用于实例化一个Driver的显式等待
from selenium.webdriver.common.by import By  # 内置定位器策略集
from selenium.webdriver.support import expected_conditions as EC  # 内置预期条件函数，具体API请参考此小节后API链接


chrome_options = Options()
chrome_options.add_argument("--disable-extensions")
chrome_options.add_argument("--disable-gpu")
chrome_options.add_argument("--no-sandbox") # linux only
chrome_options.add_argument("--headless")
chrome_options.headless = True # also works
driver = webdriver.Chrome(options=chrome_options)

driver.get(
    'https://www.autoscout24.de/angebote/opel-corsa-c-edition-klima-8xbereift-schiebedach-benzin-silber-018d31ca-5af8-4cd5-8b47-9ee198bca593?cldtidx=20&cldtsrc=listPage')
try:
    WebDriverWait(driver, 200, 0.5).until(
        EC.presence_of_all_elements_located((By.CLASS_NAME, 'cldt-contact-form-container')))
    print(driver.find_element_by_css_selector('.cldt-item  .sc-grid-row ').text)
    print(driver.find_element_by_xpath('/html/body/div[1]/main/div[2]/div[3]/div[2]/div[1]/div[3]/span[3]').text)
    print(driver.find_element_by_xpath('/html/body/div[1]/main/div[2]/div[3]/div[2]/div[1]/div[3]/span[1]').text)
finally:
    driver.close()  # close the driver
driver.quit()