Re: controlling Firefox using Perl

That is a very interesting problem.  I was also researching it and noticed 
this package Selenium but did not try it.  I would be interested to know 
what kind of problem you are trying to solve.

Vlado

On Fri, 12 Mar 2021, Gary Stainburn wrote:

> Can anyone please point me to decent documentation for controlling Firefox
> using perl?
> 
> I am open to any solution, but I have already looked at both
> Selenium::Firefox, and Selenium::Remote::Driver.
> 
> I have Selenium::Firefox working on a Centos 7 box, but I can't find any
> documentation on how to use it. So far, all I have managed to do is open a web
> browser window, and get a web page and extract it's contents.
> 
> I also have a working Selenium::Remote::Driver setup with a perl script on a
> Centos 7 box controlling IE11 on a Win10 box.
> 
> I have spent all day going round in circles with Google finding out of date
> articles, and links pointing back to each other without success. I can't even
> find any doc's on using Selenium::Firefox on the cpan pages for the module.
> 
> I have gone through dependency hell installing Selenium::Remote::Driver on a
> new Centos 7 box.  I then  installed Java and
> selenium-server-standalone-2.53.1.jar. However, when I try to run a script to
> open a local Firefox window I get the error below on the selenium-server.
> 
> Again, most of the articles relating this problem are old, circa 2016, and
> refer to version compatibility issues.
> 
> Any advice welcome.
> 
> Gary
> 
> 13:30:25.459 INFO - Executing: [new session: Capabilities
> [{acceptSslCerts=true, browserName=firefox, javascriptEnabled=true, version=,
> platform=ANY}]])
> 13:30:25.469 INFO - Creating a new session for Capabilities
> [{acceptSslCerts=true, browserName=firefox, javascriptEnabled=true, version=,
> platform=ANY}]
> org.openqa.selenium.firefox.NotConnectedException: Unable to connect to host
> 127.0.0.1 on port 7055 after 45000 ms. Firefox console output:
> 
>         at
> org.openqa.selenium.firefox.internal.NewProfileExtensionConnection.start(NewProfileExtensionConnection.java:112)
>         at
> org.openqa.selenium.firefox.FirefoxDriver.startClient(FirefoxDriver.java:271)
>         at
> org.openqa.selenium.remote.RemoteWebDriver.<init>(RemoteWebDriver.java:119)
>         at
> org.openqa.selenium.firefox.FirefoxDriver.<init>(FirefoxDriver.java:218)
>         at
> org.openqa.selenium.firefox.FirefoxDriver.<init>(FirefoxDriver.java:211)
>         at
> org.openqa.selenium.firefox.FirefoxDriver.<init>(FirefoxDriver.java:129)
>         at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
> Method)
>         at
> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) 
>         at
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) 
>         at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
>         at 
> org.openqa.selenium.remote.server.FirefoxDriverProvider.callConstructor(FirefoxDriverProvider.java:91) 
>         at
> org.openqa.selenium.remote.server.FirefoxDriverProvider.newInstance(FirefoxDriverProvider.java:68) 
>         at
> org.openqa.selenium.remote.server.DefaultDriverFactory.newInstance(DefaultDriverFactory.java:60) 
>         at
> org.openqa.selenium.remote.server.DefaultSession$BrowserCreator.call(DefaultSession.java:222) 
>         at
> org.openqa.selenium.remote.server.DefaultSession$BrowserCreator.call(DefaultSession.java:1) 
>         at java.util.concurrent.FutureTask.run(FutureTask.java:266)
>         at 
> org.openqa.selenium.remote.server.DefaultSession$1.run(DefaultSession.java:176) 
>         at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) 
>         at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) 
>         at java.lang.Thread.run(Thread.java:748)
> 13:31:10.967 WARN - Exception thrown
> java.util.concurrent.ExecutionException:
> org.openqa.selenium.WebDriverException:
> java.lang.reflect.InvocationTargetException
> Build info: version: '2.53.1', revision: 'a36b8b1', time: '2016-06-30
> 17:37:03'
> System info: host: 'study.stainburn.com', ip: '192.168.1.193', os.name:
> 'Linux', os.arch: 'amd64', os.version: '3.10.0-1160.15.2.el7.x86_64',
> java.version: '1.8.0_282'
> Driver info: driver.version: unknown
>         at java.util.concurrent.FutureTask.report(FutureTask.java:122)
>         at java.util.concurrent.FutureTask.get(FutureTask.java:192)
>         at 
> org.openqa.selenium.remote.server.DefaultSession.execute(DefaultSession.java:183)
>         at
> org.openqa.selenium.remote.server.DefaultSession.<init>(DefaultSession.java:119)
>         at
> org.openqa.selenium.remote.server.DefaultSession.createSession(DefaultSession.java:95)
>         at
> org.openqa.selenium.remote.server.DefaultDriverSessions.newSession(DefaultDriverSessions.java:124)
>         at
> org.openqa.selenium.remote.server.handler.NewSession.handle(NewSession.java:59)
>         at
> org.openqa.selenium.remote.server.handler.NewSession.handle(NewSession.java:1)
>         at
> org.openqa.selenium.remote.server.rest.ResultConfig.handle(ResultConfig.java:111)
>         at
> org.openqa.selenium.remote.server.JsonHttpCommandHandler.handleRequest(JsonHttpCommandHandler.java:79)
>         at
> org.openqa.selenium.remote.server.DriverServlet.handleRequest(DriverServlet.java:204)
>         at
> org.openqa.selenium.remote.server.DriverServlet.doPost(DriverServlet.java:166)
>         at javax.servlet.http.HttpServlet.service(HttpServlet.java:707)
>         at 
> org.openqa.selenium.remote.server.DriverServlet.service(DriverServlet.java:132)
>         at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
>         at 
> org.openqa.jetty.jetty.servlet.ServletHolder.handle(ServletHolder.java:428)
>         at
> org.openqa.jetty.jetty.servlet.ServletHandler.dispatch(ServletHandler.java:680)
>         at
> org.openqa.jetty.jetty.servlet.ServletHandler.handle(ServletHandler.java:571)
>         at org.openqa.jetty.http.HttpContext.handle(HttpContext.java:1526)
>         at org.openqa.jetty.http.HttpContext.handle(HttpContext.java:1479)
>         at org.openqa.jetty.http.HttpServer.service(HttpServer.java:920)
>         at 
> org.openqa.jetty.http.HttpConnection.service(HttpConnection.java:820)
>         at
> org.openqa.jetty.http.HttpConnection.handleNext(HttpConnection.java:986)
>         at
> org.openqa.jetty.http.HttpConnection.handle(HttpConnection.java:837)
>         at
> org.openqa.jetty.http.SocketListener.handleConnection(SocketListener.java:243)
>         at
> org.openqa.jetty.util.ThreadedServer.handle(ThreadedServer.java:358)
>         at
> org.openqa.jetty.util.ThreadPool$PoolThread.run(ThreadPool.java:537)
> Caused by: org.openqa.selenium.WebDriverException:
> java.lang.reflect.InvocationTargetException
> Build info: version: '2.53.1', revision: 'a36b8b1', time: '2016-06-30
> 17:37:03'
> System info: host: 'study.stainburn.com', ip: '192.168.1.193', os.name:
> 'Linux', os.arch: 'amd64', os.version: '3.10.0-1160.15.2.el7.x86_64',
> java.version: '1.8.0_282'
> Driver info: driver.version: unknown
>         at
> org.openqa.selenium.remote.server.FirefoxDriverProvider.callConstructor(FirefoxDriverProvider.java:101)
>         at
> org.openqa.selenium.remote.server.FirefoxDriverProvider.newInstance(FirefoxDriverProvider.java:68)
>         at
> org.openqa.selenium.remote.server.DefaultDriverFactory.newInstance(DefaultDriverFactory.java:60)
>         at
> org.openqa.selenium.remote.server.DefaultSession$BrowserCreator.call(DefaultSession.java:222)
>         at
> org.openqa.selenium.remote.server.DefaultSession$BrowserCreator.call(DefaultSession.java:1)
>         at java.util.concurrent.FutureTask.run(FutureTask.java:266)
>         at 
> org.openqa.selenium.remote.server.DefaultSession$1.run(DefaultSession.java:176)
>         at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
>         at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
>         at java.lang.Thread.run(Thread.java:748)
> Caused by: java.lang.reflect.InvocationTargetException
>         at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
> Method)
>         at
> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
>         at
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
>         at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
>         at 
> org.openqa.selenium.remote.server.FirefoxDriverProvider.callConstructor(FirefoxDriverProvider.java:91)
>         ... 9 more
> Caused by: org.openqa.selenium.WebDriverException: Failed to connect to binary
> FirefoxBinary(/usr/bin/firefox) on port 7055; process output follows:
> 
> Build info: version: '2.53.1', revision: 'a36b8b1', time: '2016-06-30
> 17:37:03'
> System info: host: 'study.stainburn.com', ip: '192.168.1.193', os.name:
> 'Linux', os.arch: 'amd64', os.version: '3.10.0-1160.15.2.el7.x86_64',
> java.version: '1.8.0_282'
> Driver info: driver.version: FirefoxDriver
>         at
> org.openqa.selenium.firefox.internal.NewProfileExtensionConnection.start(NewProfileExtensionConnection.java:124)
>         at
> org.openqa.selenium.firefox.FirefoxDriver.startClient(FirefoxDriver.java:271)
>         at
> org.openqa.selenium.remote.RemoteWebDriver.<init>(RemoteWebDriver.java:119)
>         at
> org.openqa.selenium.firefox.FirefoxDriver.<init>(FirefoxDriver.java:218)
>         at
> org.openqa.selenium.firefox.FirefoxDriver.<init>(FirefoxDriver.java:211)
>         at
> org.openqa.selenium.firefox.FirefoxDriver.<init>(FirefoxDriver.java:129)
>         ... 14 more
> Caused by: org.openqa.selenium.firefox.NotConnectedException: Unable to
> connect to host 127.0.0.1 on port 7055 after 45000 ms. Firefox console output:
> 
>         at
> org.openqa.selenium.firefox.internal.NewProfileExtensionConnection.start(NewProfileExtensionConnection.java:112)
>         ... 19 more
> 13:31:10.971 WARN - Exception: Unable to connect to host 127.0.0.1 on port
> 7055 after 45000 ms. Firefox console output:
> 
> 
> 
> 
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