当尝试在 Selenium 中运行 Headless Chrome 时,我遵循了 this示例,并编写了以下代码:
ChromeOptions chromeOptions = new ChromeOptions();
chromeOptions.addArguments("--headless");
driver = new ChromeDriver(chromeOptions);
但是运行代码时出现此错误:
The path to the driver executable must be set by the webdriver.chrome.driver system property
所以我将其添加到代码中:
chromeOptions.setBinary(System.getProperty("webdriver.chrome.driver"));
我将参数发送到程序:
webdriver.chrome.driver=C:\\chromedriver_win32\\chromedriver.exe
但后来我得到了这个:
Starting ChromeDriver 2.41.578737 (49da6702b16031c40d63e5618de03a32ff6c197e) on port 47772
Only local connections are allowed.
Starting ChromeDriver 2.41.578737 (49da6702b16031c40d63e5618de03a32ff6c197e) on port 9515
Only local connections are allowed.
Invalid --log-level value.
Unable to initialize logging. Exiting...
所以我添加了日志记录设置:
System.setProperty("webdriver.chrome.logfile", "C:\\chromedriver_win32\\chromedriver.log");
System.setProperty("webdriver.chrome.verboseLogging", "true");
chromeOptions.setCapability("--log-level", "WARNING");
但这似乎没有帮助,因为错误是:
Starting ChromeDriver 2.41.578737 (49da6702b16031c40d63e5618de03a32ff6c197e) on port 43365
Only local connections are allowed.
Starting ChromeDriver 2.41.578737 (49da6702b16031c40d63e5618de03a32ff6c197e) on port 9515
Only local connections are allowed.
Invalid --log-level value.
Unable to initialize logging. Exiting...
Caused by: org.openqa.selenium.WebDriverException: unknown error: Chrome failed to start: was killed
(unknown error: DevToolsActivePort file doesn't exist)
(The process started from chrome location C:\\chromedriver_win32\\chromedriver.exe is no longer running, so ChromeDriver is assuming that Chrome has crashed.)
(Driver info: chromedriver=2.41.578737 (49da6702b16031c40d63e5618de03a32ff6c197e),platform=Windows NT 10.0.16299 x86_64) (WARNING: The server did not provide any stacktrace information)
所以看来当前的问题是unknown error: DevToolsActivePort file doesn't exist
最佳答案
要设置网络驱动程序的位置,您可以使用它
System.setProperty("webdriver.chrome.driver","location-driver"); //before 'new ChromeDriver...'
您尝试过 headless 运行
ChromeOptions chromeOptions = new ChromeOptions();
chromeOptions.addArguments("--headless");
driver = new ChromeDriver(chromeOptions);
关于java - 在 Selenium 中运行 headless Chrome 会抛出 "unknown error: DevToolsActivePort file doesn' t 存在”,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/51859799/