def checkAndFixScreen(dm, device):
""" Verify the screen is set as we expect
If the screen is incorrectly set, this function attempts to fix it,
which ends up requiring a reboot of the device.
Returns False if screen is wrong, True if correct
"""
if not dmAlive(dm):
return False
# Verify we have the expected screen resolution
info = dm.getInfo("screen")
if not info["screen"][0] == EXPECTED_DEVICE_SCREEN:
setFlag(
errorFile,
"Remote Device Error: Unexpected Screen on device, got '%s' expected '%s'"
% (info["screen"][0], EXPECTED_DEVICE_SCREEN))
if not dm.adjustResolution(**EXPECTED_DEVICE_SCREEN_ARGS):
setFlag(errorFile, "Command to update resolution returned failure")
else:
soft_reboot(dm=dm, device=device)
# Reboot sooner than cp would trigger a hard Reset
return False
log.info("INFO: Got expected screen size '%s'" % EXPECTED_DEVICE_SCREEN)
return True
def verifyDevice(device,
checksut=True,
doCheckStalled=True,
skipWhenMozpoolReady=False):
# Returns False on failure, True on Success
global dm, errorFile
devicePath = os.path.join('/builds', device)
errorFile = os.path.join(devicePath, 'error.flg')
if doCheckStalled:
if not cleanupFoopy(device):
log.info("verifyDevice: failing to cleanup foopy")
return False
mozpool_state = isMozpoolReady(device)
if skipWhenMozpoolReady and mozpool_state is MOZPOOL_STATE_READY:
log.info("Mozpool State is ready skipping device checks")
return True
elif mozpool_state is MOZPOOL_STATE_READY:
log.info(
"Mozpool claims device is ready, continuing to verify device...")
elif mozpool_state is MOZPOOL_STATE_UNKNOWN:
log.info(
"Mozpool knows about device, but claims we're not safe to continue"
)
return False
elif mozpool_state in (MOZPOOL_STATE_ERROR, MOZPOOL_STATE_MISSING):
log.info(
"Unable to determine state from Mozpool, falling back to device checks"
)
else:
log.info("Unexpected Mozpool State returned, hard stop.")
return False
if not canPing(device):
log.info("verifyDevice: failing to ping")
# See if we can recover the device with a reboot.
soft_reboot(dm=dm, device=device)
return False
if not canTelnet(device):
log.info("verifyDevice: failing to telnet")
return False
if not checkSDCard(dm):
log.info("verifyDevice: failing to check SD card")
return False
if checksut and not checkVersion(dm):
if not updateSUTVersion(dm):
log.info("verifyDevice: failing to updateSUT")
return False
# Resolution Check disabled for now; Bug 737427
if False and not checkAndFixScreen(dm, device):
log.info("verifyDevice: failing to fix screen")
return False
if not cleanupDevice(device, dm):
log.info("verifyDevice: failing to cleanup device")
return False
return True
