Fix video recording for integration tests

libav-tools package doesn't exist anymore so we need to use ffmpeg now
to capture the screen.

Change-Id: I58384f42ded3ed864de0dc2a9a56d2d9943168b9

bindep.txt

@@ -1,4 +1,5 @@
 # selenium tests
+ffmpeg [selenium]
 firefox [selenium]
 xvfb [selenium platform:dpkg]
 # already part of xorg-x11-server on openSUSE

openstack_dashboard/test/integration_tests/helpers.py

@@ -44,14 +44,16 @@ ROOT_LOGGER.setLevel(logging.DEBUG)
 LOG = logging.getLogger(__name__)
 
 IS_SELENIUM_HEADLESS = os.environ.get('SELENIUM_HEADLESS', False)
+
 ROOT_PATH = os.path.dirname(os.path.abspath(config.__file__))
 
 SCREEN_SIZE = (None, None)
 
 if not subprocess.call('which xdpyinfo > /dev/null 2>&1', shell=True):
     try:
-        SCREEN_SIZE = subprocess.check_output('xdpyinfo | grep dimensions',
-                                              shell=True).split()[1].split('x')
+        SCREEN_SIZE = subprocess.check_output(
+            'xdpyinfo | grep dimensions',
+            shell=True).decode().split()[1].split('x')
     except subprocess.CalledProcessError:
         LOG.info("Can't run 'xdpyinfo'")
 else:

openstack_dashboard/test/integration_tests/video_recorder.py

@@ -26,19 +26,21 @@ class VideoRecorder(object):
     def __init__(self, width, height, display='0.0', frame_rate=15):
         self.is_launched = False
         self.file_path = mktemp() + '.mp4'
-        # avconv -f x11grab -r 15 -s 1920x1080 -i :0.0 -codec libx264 out.mp4
-        self._cmd = ['avconv', '-f', 'x11grab', '-r', str(frame_rate),
-                     '-s', '{}x{}'.format(width, height),
+        # ffmpeg -video_size 1921x1080 -framerate 15 -f x11grab -i :0.0
+        self._cmd = ['ffmpeg',
+                     '-video_size', '{}x{}'.format(width, height),
+                     '-framerate', str(frame_rate),
+                     '-f', 'x11grab',
                      '-i', ':{}'.format(display),
-                     '-codec', 'libx264', self.file_path]
+                     self.file_path]
 
     def start(self):
         if self.is_launched:
             LOG.warning('Video recording is running already')
             return
 
-        if not os.environ.get('AVCONV_INSTALLED', False):
-            LOG.error("avconv isn't installed. Video recording is skipped")
+        if not os.environ.get('FFMPEG_INSTALLED', False):
+            LOG.error("ffmpeg isn't installed. Video recording is skipped")
             return
 
         fnull = open(os.devnull, 'w')

playbooks/horizon-devstack-integration/run.yaml

@@ -2,5 +2,6 @@
 - hosts: all
   environment:
     OS_CLOUD: devstack-admin
+    FFMPEG_INSTALLED: True
   roles:
     - tox

tox.ini

@@ -83,10 +83,12 @@ setenv =
 [testenv:integration]
 envdir = {toxworkdir}/venv
 # Run integration tests only
-passenv = AVCONV_INSTALLED
+passenv =
+  DISPLAY
+  FFMPEG_INSTALLED
 setenv =
   INTEGRATION_TESTS=1
-  SELENIUM_HEADLESS=1
+  SELENIUM_HEADLESS=False
 commands =
   oslo-config-generator --namespace openstack_dashboard_integration_tests
   {envpython} {toxinidir}/manage.py test openstack_dashboard --settings=openstack_dashboard.test.settings --verbosity 2 --tag integration {posargs}