--- /dev/null
+import sys
+import os
+from robot.api import logger
+from robot.libraries.BuiltIn import BuiltIn
+from test_constants import *
+import common_utils
+
+sys.path.append(os.path.join(os.path.dirname(__file__), '..', '../libraries/common'))
+
+ex = BuiltIn().get_library_instance('execute_command')
+stack_infos = BuiltIn().get_library_instance('stack_infos')
+
+
+def tc_007_ssh_test_overlay_quota():
+ steps = ['step1_check_storage_driver_and_quota_setting',
+ 'step2_check_copy_files']
+ common_utils.keyword_runner(steps)
+
+
+def step1_check_storage_driver_and_quota_setting():
+ logger.info("step1: check size of all container")
+ command = r"ps -eaf | grep --color=no dockerd | grep --color=no " \
+ r"'\-\-storage-driver overlay2 \-\-storage-opt overlay2.size='" + docker_size_quota
+ nodes = stack_infos.get_all_nodes()
+ for node in nodes:
+ logger.info("\nchecking docker daemon settings on " + node + " : " + nodes[node])
+ ex.execute_unix_command_on_remote_as_root(command, nodes[node])
+
+
+def get_containerid_of_flannel_from_node(nodeIp):
+ return ex.execute_unix_command_on_remote_as_root("docker ps | grep flanneld | cut -d ' ' -f1", nodeIp)
+
+
+def allocate_file_on_node(nodeIp, size, test_file):
+ command = "fallocate -l " + size + " /var/lib/docker/" + test_file
+ return ex.execute_unix_command_on_remote_as_root(command, nodeIp)
+
+
+def copy_file_to_container(nodeIp, containerId, actual_file):
+ command = "docker cp " + actual_file + " " + containerId + ":/"
+ return ex.execute_unix_command_on_remote_as_root(command, nodeIp, delay="120s")
+
+
+def delete_files_from_container(nodeIp, containerId, listOfFiles):
+ command = "docker exec -ti " + containerId + " rm -f /"
+ for file in listOfFiles:
+ ex.execute_unix_command_on_remote_as_root(command + file, nodeIp)
+
+
+def delete_files_from_node(nodeIp, listOfFiles):
+ command = "rm -f "
+ for f in listOfFiles:
+ ex.execute_unix_command_on_remote_as_root(command + '/var/lib/docker/' + f, nodeIp)
+
+
+def test_copy_file(nodeIp, fileSize, fileName, containerId):
+ allocate_file_on_node(nodeIp, fileSize, fileName)
+ copy_file_to_container(nodeIp, containerId, "/var/lib/docker/" + fileName)
+
+
+def step2_check_copy_files():
+ crfNodes = stack_infos.get_crf_nodes()
+ nodeIp = crfNodes.values()[0]
+ if not nodeIp:
+ raise Exception("controller-1 internal ip address is not available!")
+ containerId = get_containerid_of_flannel_from_node(nodeIp)
+ listOfFiles = ["tmp_file", "tiny_file"]
+ file_size = str(int(docker_size_quota[:-1]) * 1024 - 5) + 'M'
+ logger.info("step2: copy a smaller file than overlay quota to flannel.")
+ test_copy_file(nodeIp, file_size, listOfFiles[0], containerId)
+ logger.info("step2: copy 10 Mbytes file to flannel container. It should fail!")
+ try:
+ test_copy_file(nodeIp, "10M", listOfFiles[1], containerId)
+ except Exception as e:
+ if "no space left on device" not in str(e):
+ raise e
+ logger.info("file can't be copied to container as expected")
+ delete_files_from_container(nodeIp, containerId, listOfFiles)
+ delete_files_from_node(nodeIp, listOfFiles)