heroku-buildpack-c | Heroku buildpack for C apps | Platform As A Service library
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QUESTION
I wrote a web scraper using python.
To deploy it on heroku, I took this article as reference. https://www.andressevilla.com/running-chromedriver-with-python-selenium-on-heroku/
And added these buildpacks. https://github.com/heroku/heroku-buildpack-google-chrome https://github.com/heroku/heroku-buildpack-chromedriver
But when I run the code on heroku, this error occurs.
selenium.common.exceptions.SessionNotCreatedException: Message: session not created: This version of ChromeDriver only supports Chrome version 90 Current browser version is 89.0.4389.114 with binary path /app/.apt/opt/google/chrome/chrome
It looks like the chromedriver buildpack doesn't support chrome buildpack.
Does any other buildpack work? Or I can try any other way to deal with it?
Thanks!
...ANSWER
Answered 2021-Apr-14 at 06:55Heroku Chrome Driver Buildpack allows you to choose version of chrome driver but by default it should have installed latest version of it available. You can set config var(Environment variable) CHROMEDRIVER_VERSION
=89.0.4389.23
to download a chromedriver version compatible for chrome 89. After adding the variable, you'd want to redeploy for the changes to take effect.
QUESTION
I built an app using as core node, express and sulla (import puppeteer).
Basically I scrapp some data and use sulla to send them via whatsapp. It works fine on local but when I deploy it on heroku I'm faced with this issue :
Failed to launch the browser process!\n[0601/222716.792459:FATAL:zygote_host_impl_linux.cc(116)] No usable sandbox! Update your kernel or see https://chromium.googlesource.com/chromium/src/+/master/docs/linux_suid_sandbox_development.md
for more information on developing with the SUID sandbox. If you want to live dangerously and need an immediate workaround, you can try using --no-sandbox ...... Core file will not be generated.
TROUBLESHOOTING: https://github.com/puppeteer/puppeteer/blob/master/docs/troubleshooting.md
I've already added the following buildpacks to my heroku app :
...ANSWER
Answered 2020-Jun-05 at 20:28Until you are using the current npm package of sulla unfortunately it won't work for you on Heroku. As the linked question says, you need to launch puppeteer with --no-sandbox
(the --disable-setuid-sandbox arg is not mandatory for Heroku):
QUESTION
Obviously selecting the right buildpack is critical in order to make secure, performant, and resilient applications. Heroku seems to work with the dev community to create and share buildpacks. A side effect is that there may not be a single, 'obvious' choice for a given tech stack.
Random example (R)
If we wish to use an R buildpack, a quick google show this popular buildpack is out of date and no longer supported, but we can easily find these three (just examples) here, here, and here
Another random example (cairo)
The cairo buildpack - googling shows numerous in the top results, it's not clear which to use out of, say, the top four on google here, here, here (this one clearly states deprecated, so we can rule that out), and here
QuestionWhat are the main criteria against which we should assess heroku buildpack when faced with >1 that look like they will do the job?
...ANSWER
Answered 2020-Jun-02 at 16:06I think the answer here depends on how much you're willing to trust someone else's code.
None of the buildpacks you mentioned are officially supported by Heroku. They are community buildpacks, maintained by the community, and they implement the Heroku Buildpack API.
The Buildpack API is open for anyone to implement. So the most discerning users will write their own buildpacks. Otherwise, you'll have to decide which community you trust the most.
QUESTION
This runs locally (without specifying driver_path
), but not on Heroku.
Code:
...ANSWER
Answered 2017-Nov-19 at 18:01I am quoting Ilya Vassilevsky from this post
ChromeDriver is just a driver for Chrome. It needs the actual Chrome browser installed on the same machine to actually work.
Heroku doesn't have Chrome installed on its dynos by default. You need to use a buildpack that installs Chrome. For example:
https://github.com/dwayhs/heroku-buildpack-chrome
You can see how it fetches Chrome:
https://github.com/dwayhs/heroku-buildpack-chrome/blob/master/bin/compile#L36-38
Then I read their discussion in the comments:
Petr Gazarov says
I tried this buildpack and it didn't work. I'm suspecting installing google chrome (or any browser) on heroku might be more involved.
Ilya Vassilevsky replies
Yes, Heroku is a very opinionated and closed platform. It should be much easier to set up Chrome with ChromeDriver on your own VM on AWS, Linode, or DigitalOcean.
Petr Gazarov replies
Thanks for your answer Ilya. I ended up re-writing with Watir with phantomjs because I couldn't get Heroku to install Chrome.
You can read more info in that question. If something comes to my mind, I will post it.
QUESTION
I have a website made using Django, click a button on the website triggers a scraper to start. This scraper uses selenium. I have added the following two build packs needed for selenium to my heroku app:
...ANSWER
Answered 2019-Jun-18 at 12:20I wanted to comment you the link, where I previously answered this question, but I don't have enough rep to comment, so anywho here you go..
Set the following path using heroku congfig:set
command
heroku config:set CHROMEDRIVER_PATH=/app/.chromedriver/bin/chromedriver
and
heroku config:set GOOGLE_CHROME_BIN=/app/.apt/usr/bin/google-chrome
Verify the paths using heroku config
command
You can use this snippet to configure your definition
QUESTION
I have a Ruby code that does this:
...ANSWER
Answered 2018-Jun-04 at 22:05I can't assure this is sufficient for everything you need, but if you add webdrivers
to your gemfile and require it, it will automatically download chromedriver for you.
QUESTION
Two weeks ago, I managed to have a working environment on Heroku, combining Capybara, Selenium, Chromedriver and Chrome for web scraping. However, one week ago I must have changed something, which causes the setup to crash due to the Chrome binary not being found.
...ANSWER
Answered 2018-Jul-08 at 16:15I'm guessing you upgraded to the latest selenium-webdriver and chromedriver in the last few weeks. chromeOptions
is no longer a valid key to pass, you can try changing it to goog:chromeOptions
but you really should just be using an instance of the Selenium::WebDriver::Chrome::Options
class
QUESTION
I made some minor changes in Vapor
/ Swift
code. Trying to push no Heroku
, but get an error.
ANSWER
Answered 2018-Jan-20 at 10:13Push your project to Heroku again, it will work now.
The issue was in the curl-http2 buildpack: the version it was trying to download no longer exists on Ubuntu's servers. I have resolved this just now.
Should you run into a similar problem in the future, and it's not a build error in your application code, please open an issue at the GitHub repo of the failing buildpack.
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