bitbake: toaster: Add verbose printout for missing chrome(driver) dependencies

If the chrome driver binary is missing dependencies, it was near impossible
to work out which ones from just the logs. Add code to help debug things
if this happens by including the ldd output.

(Bitbake rev: 0ffe5fccbb7db5aca5c409fe00be2be69a6e37d9)

Signed-off-by: Alexander Lussier-Cullen <alexander.lussier-cullen@savoirfairelinux.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 21 insertions, 2 deletions

diff --git a/bitbake/lib/toaster/tests/browser/selenium_helpers_base.py b/bitbake/lib/toaster/tests/browser/selenium_helpers_base.py
index d9ea7fd108..46ced5a167 100644
--- a/bitbake/lib/toaster/tests/browser/selenium_helpers_base.py
+++ b/bitbake/lib/toaster/tests/browser/selenium_helpers_base.py
@@ -24,7 +24,8 @@ from selenium.webdriver.support.ui import WebDriverWait
 from selenium.webdriver.common.by import By
 from selenium.webdriver.common.desired_capabilities import DesiredCapabilities
 from selenium.common.exceptions import NoSuchElementException, \
-        StaleElementReferenceException, TimeoutException
+        StaleElementReferenceException, TimeoutException, \
+        SessionNotCreatedException
 
 def create_selenium_driver(cls,browser='chrome'):
     # set default browser string based on env (if available)
@@ -39,7 +40,25 @@ def create_selenium_driver(cls,browser='chrome'):
         options.add_argument('--disable-dev-shm-usage')
         options.add_argument('--no-sandbox')
         options.add_argument('--remote-debugging-port=9222')
-        return webdriver.Chrome(options=options)
+        try:
+            return webdriver.Chrome(options=options)
+        except SessionNotCreatedException as e:
+            # check if chrome / chromedriver exists
+            chrome_path = os.popen("find ~/.cache/selenium/chrome/ -name 'chrome' -type f -print -quit").read().strip()
+            if not chrome_path:
+                raise SessionNotCreatedException("Failed to install/find chrome")
+            chromedriver_path = os.popen("find ~/.cache/selenium/chromedriver/ -name 'chromedriver' -type f -print -quit").read().strip()
+            if not chromedriver_path:
+                raise SessionNotCreatedException("Failed to install/find chromedriver")
+            # check if depends on each are fulfilled
+            depends_chrome = os.popen(f"ldd {chrome_path} | grep 'not found'").read().strip()
+            if depends_chrome:
+                raise SessionNotCreatedException(f"Missing chrome dependencies\n{depends_chrome}")
+            depends_chromedriver = os.popen(f"ldd {chromedriver_path} | grep 'not found'").read().strip()
+            if depends_chromedriver:
+                raise SessionNotCreatedException(f"Missing chrome dependencies\n{depends_chromedriver}")
+            # raise original error otherwise
+            raise e
     elif browser == 'firefox':
         return webdriver.Firefox()
     elif browser == 'marionette':