def test_check_space_requirements(self):
"""test that there is enough space on the volume for the file"""
with test_database(SqliteDatabase(':memory:'), (Cart, File)):
test_cart = Cart.create(cart_uid='1', status="staging")
test_file = File.create(cart=test_cart, file_name="1.txt",
bundle_path="/tmp/1/1.txt")
cart_utils = Cartutils()
rtn = cart_utils.check_space_requirements(test_file, test_cart,
10, False)
self.assertEqual(rtn, True)
self.assertNotEqual(test_file.status, "error")
#now check for an error by sending a way to large size needed number
rtn = cart_utils.check_space_requirements(test_file, test_cart,
9999999999999999999999, False)
self.assertEqual(rtn, False)
self.assertEqual(test_file.status, "error")
def test_check_space_requirements(self):
"""test that there is enough space on the volume for the file"""
with test_database(SqliteDatabase(':memory:'), (Cart, File)):
test_cart = Cart.create(cart_uid='1', status='staging')
test_file = File.create(cart=test_cart,
file_name='1.txt',
bundle_path='/tmp/1/1.txt')
cart_utils = Cartutils()
rtn = cart_utils.check_space_requirements(test_file, test_cart, 10,
False)
self.assertEqual(rtn, True)
self.assertNotEqual(test_file.status, 'error')
#now check for an error by sending a way to large size needed number
rtn = cart_utils.check_space_requirements(test_file, test_cart,
9999999999999999999999,
True)
self.assertEqual(rtn, False)
self.assertEqual(test_file.status, 'error')
def test_check_space_bad_path(self, mock_disk_usage):
"""test that the error when a bad path"""
with test_database(SqliteDatabase(':memory:'), (Cart, File)):
test_cart = Cart.create(cart_uid='1', status='staging')
test_file = File.create(cart=test_cart,
file_name='1.txt',
bundle_path='/tmp/1/1.txt')
cart_utils = Cartutils()
mock_disk_usage.side_effect = psutil.Error(mock.Mock())
rtn = cart_utils.check_space_requirements(test_file, test_cart, 10,
False)
self.assertEqual(rtn, False)
self.assertEqual(test_file.status, 'error')
def pull_file(file_id, record_error):
"""Pull a file from the archive """
Cart.database_connect()
try:
cart_file = File.get(File.id == file_id)
mycart = cart_file.cart
cart_utils = Cartutils()
cart_utils.set_file_status(cart_file, mycart, "staging", False)
#make sure cart wasnt deleted before pulling file
if mycart.deleted_date:
return
except DoesNotExist:
Cart.database_close()
return
archive_request = ArchiveRequests()
#stage the file on the archive. True on success, False on fail
try:
archive_request.stage_file(cart_file.file_name)
except requests.exceptions.RequestException as ex:
error_msg = "Failed to stage with error: " + str(ex)
cart_utils.set_file_status(cart_file, mycart, "error", error_msg)
Cart.database_close()
return
#check to see if file is available to pull from archive interface
try:
response = archive_request.status_file(cart_file.file_name)
except requests.exceptions.RequestException as ex:
error_msg = "Failed to status file with error: " + str(ex)
cart_utils.set_file_status(cart_file, mycart, "error", error_msg)
response = 'False'
size_needed = cart_utils.check_file_size_needed(response, cart_file, mycart)
mod_time = cart_utils.check_file_modified_time(response, cart_file, mycart)
#Return from function if the values couldnt be parsed (-1 return)
if size_needed < 0 or mod_time < 0:
Cart.database_close()
return
ready_to_pull = cart_utils.check_file_ready_pull(
response, cart_file, mycart)
#Check to see if ready to pull. If not recall this to check again
# error on less then 0
if ready_to_pull < 0:
Cart.database_close()
return
elif not ready_to_pull:
pull_file.delay(file_id, False)
Cart.database_close()
return
#create the path the file will be downloaded to
abs_cart_file_path = os.path.join(
VOLUME_PATH, str(mycart.id), mycart.cart_uid, cart_file.bundle_path)
path_created = cart_utils.create_download_path(
cart_file, mycart, abs_cart_file_path)
#Check size here and make sure enough space is available.
enough_space = cart_utils.check_space_requirements(
cart_file, mycart, size_needed, True)
if path_created and enough_space:
try:
archive_request.pull_file(cart_file.file_name, abs_cart_file_path)
cart_utils.set_file_status(cart_file, mycart, "staged", False)
Cart.database_close()
except requests.exceptions.RequestException as ex:
#if request fails...try a second time, if that fails write error
if record_error:
error_msg = "Failed to pull with error: " + str(ex)
cart_utils.set_file_status(
cart_file, mycart, "error", error_msg)
Cart.database_close()
else:
pull_file.delay(file_id, True)
Cart.database_close()
os.utime(abs_cart_file_path, (int(float(mod_time)), int(float(mod_time))))